/* * S/390 translation * * Copyright (c) 2009 Ulrich Hecht * Copyright (c) 2010 Alexander Graf * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, see . */ #include #include #include #include #include /* #define DEBUG_ILLEGAL_INSTRUCTIONS */ /* #define DEBUG_INLINE_BRANCHES */ #define S390X_DEBUG_DISAS /* #define S390X_DEBUG_DISAS_VERBOSE */ #ifdef S390X_DEBUG_DISAS_VERBOSE # define LOG_DISAS(...) qemu_log(__VA_ARGS__) #else # define LOG_DISAS(...) do { } while (0) #endif #include "cpu.h" #include "disas.h" #include "tcg-op.h" #include "qemu-log.h" /* global register indexes */ static TCGv_ptr cpu_env; #include "gen-icount.h" #include "helpers.h" #define GEN_HELPER 1 #include "helpers.h" typedef struct DisasContext DisasContext; struct DisasContext { uint64_t pc; int is_jmp; enum cc_op cc_op; struct TranslationBlock *tb; }; #define DISAS_EXCP 4 static void gen_op_calc_cc(DisasContext *s); #ifdef DEBUG_INLINE_BRANCHES static uint64_t inline_branch_hit[CC_OP_MAX]; static uint64_t inline_branch_miss[CC_OP_MAX]; #endif static inline void debug_insn(uint64_t insn) { LOG_DISAS("insn: 0x%" PRIx64 "\n", insn); } static inline uint64_t pc_to_link_info(DisasContext *s, uint64_t pc) { if (!(s->tb->flags & FLAG_MASK_64)) { if (s->tb->flags & FLAG_MASK_32) { return pc | 0x80000000; } } return pc; } void cpu_dump_state(CPUState *env, FILE *f, fprintf_function cpu_fprintf, int flags) { int i; for (i = 0; i < 16; i++) { cpu_fprintf(f, "R%02d=%016" PRIx64, i, env->regs[i]); if ((i % 4) == 3) { cpu_fprintf(f, "\n"); } else { cpu_fprintf(f, " "); } } for (i = 0; i < 16; i++) { cpu_fprintf(f, "F%02d=%016" PRIx64, i, *(uint64_t *)&env->fregs[i]); if ((i % 4) == 3) { cpu_fprintf(f, "\n"); } else { cpu_fprintf(f, " "); } } cpu_fprintf(f, "\n"); #ifndef CONFIG_USER_ONLY for (i = 0; i < 16; i++) { cpu_fprintf(f, "C%02d=%016" PRIx64, i, env->cregs[i]); if ((i % 4) == 3) { cpu_fprintf(f, "\n"); } else { cpu_fprintf(f, " "); } } #endif cpu_fprintf(f, "\n"); if (env->cc_op > 3) { cpu_fprintf(f, "PSW=mask %016" PRIx64 " addr %016" PRIx64 " cc %15s\n", env->psw.mask, env->psw.addr, cc_name(env->cc_op)); } else { cpu_fprintf(f, "PSW=mask %016" PRIx64 " addr %016" PRIx64 " cc %02x\n", env->psw.mask, env->psw.addr, env->cc_op); } #ifdef DEBUG_INLINE_BRANCHES for (i = 0; i < CC_OP_MAX; i++) { cpu_fprintf(f, " %15s = %10ld\t%10ld\n", cc_name(i), inline_branch_miss[i], inline_branch_hit[i]); } #endif } static TCGv_i64 psw_addr; static TCGv_i64 psw_mask; static TCGv_i32 cc_op; static TCGv_i64 cc_src; static TCGv_i64 cc_dst; static TCGv_i64 cc_vr; static char cpu_reg_names[10*3 + 6*4]; static TCGv_i64 regs[16]; static uint8_t gen_opc_cc_op[OPC_BUF_SIZE]; void s390x_translate_init(void) { int i; size_t cpu_reg_names_size = sizeof(cpu_reg_names); char *p; cpu_env = tcg_global_reg_new_ptr(TCG_AREG0, "env"); psw_addr = tcg_global_mem_new_i64(TCG_AREG0, offsetof(CPUState, psw.addr), "psw_addr"); psw_mask = tcg_global_mem_new_i64(TCG_AREG0, offsetof(CPUState, psw.mask), "psw_mask"); cc_op = tcg_global_mem_new_i32(TCG_AREG0, offsetof(CPUState, cc_op), "cc_op"); cc_src = tcg_global_mem_new_i64(TCG_AREG0, offsetof(CPUState, cc_src), "cc_src"); cc_dst = tcg_global_mem_new_i64(TCG_AREG0, offsetof(CPUState, cc_dst), "cc_dst"); cc_vr = tcg_global_mem_new_i64(TCG_AREG0, offsetof(CPUState, cc_vr), "cc_vr"); p = cpu_reg_names; for (i = 0; i < 16; i++) { snprintf(p, cpu_reg_names_size, "r%d", i); regs[i] = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, regs[i]), p); p += (i < 10) ? 3 : 4; cpu_reg_names_size -= (i < 10) ? 3 : 4; } } static inline TCGv_i64 load_reg(int reg) { TCGv_i64 r = tcg_temp_new_i64(); tcg_gen_mov_i64(r, regs[reg]); return r; } static inline TCGv_i64 load_freg(int reg) { TCGv_i64 r = tcg_temp_new_i64(); tcg_gen_ld_i64(r, cpu_env, offsetof(CPUState, fregs[reg].d)); return r; } static inline TCGv_i32 load_freg32(int reg) { TCGv_i32 r = tcg_temp_new_i32(); tcg_gen_ld_i32(r, cpu_env, offsetof(CPUState, fregs[reg].l.upper)); return r; } static inline TCGv_i32 load_reg32(int reg) { TCGv_i32 r = tcg_temp_new_i32(); tcg_gen_trunc_i64_i32(r, regs[reg]); return r; } static inline TCGv_i64 load_reg32_i64(int reg) { TCGv_i64 r = tcg_temp_new_i64(); tcg_gen_ext32s_i64(r, regs[reg]); return r; } static inline void store_reg(int reg, TCGv_i64 v) { tcg_gen_mov_i64(regs[reg], v); } static inline void store_freg(int reg, TCGv_i64 v) { tcg_gen_st_i64(v, cpu_env, offsetof(CPUState, fregs[reg].d)); } static inline void store_reg32(int reg, TCGv_i32 v) { #if HOST_LONG_BITS == 32 tcg_gen_mov_i32(TCGV_LOW(regs[reg]), v); #else TCGv_i64 tmp = tcg_temp_new_i64(); tcg_gen_extu_i32_i64(tmp, v); /* 32 bit register writes keep the upper half */ tcg_gen_deposit_i64(regs[reg], regs[reg], tmp, 0, 32); tcg_temp_free_i64(tmp); #endif } static inline void store_reg32_i64(int reg, TCGv_i64 v) { /* 32 bit register writes keep the upper half */ #if HOST_LONG_BITS == 32 tcg_gen_mov_i32(TCGV_LOW(regs[reg]), TCGV_LOW(v)); #else tcg_gen_deposit_i64(regs[reg], regs[reg], v, 0, 32); #endif } static inline void store_reg16(int reg, TCGv_i32 v) { TCGv_i64 tmp = tcg_temp_new_i64(); tcg_gen_extu_i32_i64(tmp, v); /* 16 bit register writes keep the upper bytes */ tcg_gen_deposit_i64(regs[reg], regs[reg], tmp, 0, 16); tcg_temp_free_i64(tmp); } static inline void store_reg8(int reg, TCGv_i64 v) { /* 8 bit register writes keep the upper bytes */ tcg_gen_deposit_i64(regs[reg], regs[reg], v, 0, 8); } static inline void store_freg32(int reg, TCGv_i32 v) { tcg_gen_st_i32(v, cpu_env, offsetof(CPUState, fregs[reg].l.upper)); } static inline void update_psw_addr(DisasContext *s) { /* psw.addr */ tcg_gen_movi_i64(psw_addr, s->pc); } static inline void potential_page_fault(DisasContext *s) { #ifndef CONFIG_USER_ONLY update_psw_addr(s); gen_op_calc_cc(s); #endif } static inline uint64_t ld_code2(uint64_t pc) { return (uint64_t)lduw_code(pc); } static inline uint64_t ld_code4(uint64_t pc) { return (uint64_t)ldl_code(pc); } static inline uint64_t ld_code6(uint64_t pc) { uint64_t opc; opc = (uint64_t)lduw_code(pc) << 32; opc |= (uint64_t)(uint32_t)ldl_code(pc+2); return opc; } static inline int get_mem_index(DisasContext *s) { switch (s->tb->flags & FLAG_MASK_ASC) { case PSW_ASC_PRIMARY >> 32: return 0; case PSW_ASC_SECONDARY >> 32: return 1; case PSW_ASC_HOME >> 32: return 2; default: tcg_abort(); break; } } static inline void gen_debug(DisasContext *s) { TCGv_i32 tmp = tcg_const_i32(EXCP_DEBUG); update_psw_addr(s); gen_op_calc_cc(s); gen_helper_exception(tmp); tcg_temp_free_i32(tmp); s->is_jmp = DISAS_EXCP; } #ifdef CONFIG_USER_ONLY static void gen_illegal_opcode(DisasContext *s, int ilc) { TCGv_i32 tmp = tcg_const_i32(EXCP_SPEC); update_psw_addr(s); gen_op_calc_cc(s); gen_helper_exception(tmp); tcg_temp_free_i32(tmp); s->is_jmp = DISAS_EXCP; } #else /* CONFIG_USER_ONLY */ static void debug_print_inst(DisasContext *s, int ilc) { #ifdef DEBUG_ILLEGAL_INSTRUCTIONS uint64_t inst = 0; switch (ilc & 3) { case 1: inst = ld_code2(s->pc); break; case 2: inst = ld_code4(s->pc); break; case 3: inst = ld_code6(s->pc); break; } fprintf(stderr, "Illegal instruction [%d at %016" PRIx64 "]: 0x%016" PRIx64 "\n", ilc, s->pc, inst); #endif } static void gen_program_exception(DisasContext *s, int ilc, int code) { TCGv_i32 tmp; debug_print_inst(s, ilc); /* remember what pgm exeption this was */ tmp = tcg_const_i32(code); tcg_gen_st_i32(tmp, cpu_env, offsetof(CPUState, int_pgm_code)); tcg_temp_free_i32(tmp); tmp = tcg_const_i32(ilc); tcg_gen_st_i32(tmp, cpu_env, offsetof(CPUState, int_pgm_ilc)); tcg_temp_free_i32(tmp); /* advance past instruction */ s->pc += (ilc * 2); update_psw_addr(s); /* save off cc */ gen_op_calc_cc(s); /* trigger exception */ tmp = tcg_const_i32(EXCP_PGM); gen_helper_exception(tmp); tcg_temp_free_i32(tmp); /* end TB here */ s->is_jmp = DISAS_EXCP; } static void gen_illegal_opcode(DisasContext *s, int ilc) { gen_program_exception(s, ilc, PGM_SPECIFICATION); } static void gen_privileged_exception(DisasContext *s, int ilc) { gen_program_exception(s, ilc, PGM_PRIVILEGED); } static void check_privileged(DisasContext *s, int ilc) { if (s->tb->flags & (PSW_MASK_PSTATE >> 32)) { gen_privileged_exception(s, ilc); } } #endif /* CONFIG_USER_ONLY */ static TCGv_i64 get_address(DisasContext *s, int x2, int b2, int d2) { TCGv_i64 tmp; /* 31-bitify the immediate part; register contents are dealt with below */ if (!(s->tb->flags & FLAG_MASK_64)) { d2 &= 0x7fffffffUL; } if (x2) { if (d2) { tmp = tcg_const_i64(d2); tcg_gen_add_i64(tmp, tmp, regs[x2]); } else { tmp = load_reg(x2); } if (b2) { tcg_gen_add_i64(tmp, tmp, regs[b2]); } } else if (b2) { if (d2) { tmp = tcg_const_i64(d2); tcg_gen_add_i64(tmp, tmp, regs[b2]); } else { tmp = load_reg(b2); } } else { tmp = tcg_const_i64(d2); } /* 31-bit mode mask if there are values loaded from registers */ if (!(s->tb->flags & FLAG_MASK_64) && (x2 || b2)) { tcg_gen_andi_i64(tmp, tmp, 0x7fffffffUL); } return tmp; } static void gen_op_movi_cc(DisasContext *s, uint32_t val) { s->cc_op = CC_OP_CONST0 + val; } static void gen_op_update1_cc_i64(DisasContext *s, enum cc_op op, TCGv_i64 dst) { tcg_gen_discard_i64(cc_src); tcg_gen_mov_i64(cc_dst, dst); tcg_gen_discard_i64(cc_vr); s->cc_op = op; } static void gen_op_update1_cc_i32(DisasContext *s, enum cc_op op, TCGv_i32 dst) { tcg_gen_discard_i64(cc_src); tcg_gen_extu_i32_i64(cc_dst, dst); tcg_gen_discard_i64(cc_vr); s->cc_op = op; } static void gen_op_update2_cc_i64(DisasContext *s, enum cc_op op, TCGv_i64 src, TCGv_i64 dst) { tcg_gen_mov_i64(cc_src, src); tcg_gen_mov_i64(cc_dst, dst); tcg_gen_discard_i64(cc_vr); s->cc_op = op; } static void gen_op_update2_cc_i32(DisasContext *s, enum cc_op op, TCGv_i32 src, TCGv_i32 dst) { tcg_gen_extu_i32_i64(cc_src, src); tcg_gen_extu_i32_i64(cc_dst, dst); tcg_gen_discard_i64(cc_vr); s->cc_op = op; } static void gen_op_update3_cc_i64(DisasContext *s, enum cc_op op, TCGv_i64 src, TCGv_i64 dst, TCGv_i64 vr) { tcg_gen_mov_i64(cc_src, src); tcg_gen_mov_i64(cc_dst, dst); tcg_gen_mov_i64(cc_vr, vr); s->cc_op = op; } static void gen_op_update3_cc_i32(DisasContext *s, enum cc_op op, TCGv_i32 src, TCGv_i32 dst, TCGv_i32 vr) { tcg_gen_extu_i32_i64(cc_src, src); tcg_gen_extu_i32_i64(cc_dst, dst); tcg_gen_extu_i32_i64(cc_vr, vr); s->cc_op = op; } static inline void set_cc_nz_u32(DisasContext *s, TCGv_i32 val) { gen_op_update1_cc_i32(s, CC_OP_NZ, val); } static inline void set_cc_nz_u64(DisasContext *s, TCGv_i64 val) { gen_op_update1_cc_i64(s, CC_OP_NZ, val); } static inline void cmp_32(DisasContext *s, TCGv_i32 v1, TCGv_i32 v2, enum cc_op cond) { gen_op_update2_cc_i32(s, cond, v1, v2); } static inline void cmp_64(DisasContext *s, TCGv_i64 v1, TCGv_i64 v2, enum cc_op cond) { gen_op_update2_cc_i64(s, cond, v1, v2); } static inline void cmp_s32(DisasContext *s, TCGv_i32 v1, TCGv_i32 v2) { cmp_32(s, v1, v2, CC_OP_LTGT_32); } static inline void cmp_u32(DisasContext *s, TCGv_i32 v1, TCGv_i32 v2) { cmp_32(s, v1, v2, CC_OP_LTUGTU_32); } static inline void cmp_s32c(DisasContext *s, TCGv_i32 v1, int32_t v2) { /* XXX optimize for the constant? put it in s? */ TCGv_i32 tmp = tcg_const_i32(v2); cmp_32(s, v1, tmp, CC_OP_LTGT_32); tcg_temp_free_i32(tmp); } static inline void cmp_u32c(DisasContext *s, TCGv_i32 v1, uint32_t v2) { TCGv_i32 tmp = tcg_const_i32(v2); cmp_32(s, v1, tmp, CC_OP_LTUGTU_32); tcg_temp_free_i32(tmp); } static inline void cmp_s64(DisasContext *s, TCGv_i64 v1, TCGv_i64 v2) { cmp_64(s, v1, v2, CC_OP_LTGT_64); } static inline void cmp_u64(DisasContext *s, TCGv_i64 v1, TCGv_i64 v2) { cmp_64(s, v1, v2, CC_OP_LTUGTU_64); } static inline void cmp_s64c(DisasContext *s, TCGv_i64 v1, int64_t v2) { TCGv_i64 tmp = tcg_const_i64(v2); cmp_s64(s, v1, tmp); tcg_temp_free_i64(tmp); } static inline void cmp_u64c(DisasContext *s, TCGv_i64 v1, uint64_t v2) { TCGv_i64 tmp = tcg_const_i64(v2); cmp_u64(s, v1, tmp); tcg_temp_free_i64(tmp); } static inline void set_cc_s32(DisasContext *s, TCGv_i32 val) { gen_op_update1_cc_i32(s, CC_OP_LTGT0_32, val); } static inline void set_cc_s64(DisasContext *s, TCGv_i64 val) { gen_op_update1_cc_i64(s, CC_OP_LTGT0_64, val); } static void set_cc_add64(DisasContext *s, TCGv_i64 v1, TCGv_i64 v2, TCGv_i64 vr) { gen_op_update3_cc_i64(s, CC_OP_ADD_64, v1, v2, vr); } static void set_cc_addu64(DisasContext *s, TCGv_i64 v1, TCGv_i64 v2, TCGv_i64 vr) { gen_op_update3_cc_i64(s, CC_OP_ADDU_64, v1, v2, vr); } static void set_cc_sub64(DisasContext *s, TCGv_i64 v1, TCGv_i64 v2, TCGv_i64 vr) { gen_op_update3_cc_i64(s, CC_OP_SUB_64, v1, v2, vr); } static void set_cc_subu64(DisasContext *s, TCGv_i64 v1, TCGv_i64 v2, TCGv_i64 vr) { gen_op_update3_cc_i64(s, CC_OP_SUBU_64, v1, v2, vr); } static void set_cc_abs64(DisasContext *s, TCGv_i64 v1) { gen_op_update1_cc_i64(s, CC_OP_ABS_64, v1); } static void set_cc_nabs64(DisasContext *s, TCGv_i64 v1) { gen_op_update1_cc_i64(s, CC_OP_NABS_64, v1); } static void set_cc_add32(DisasContext *s, TCGv_i32 v1, TCGv_i32 v2, TCGv_i32 vr) { gen_op_update3_cc_i32(s, CC_OP_ADD_32, v1, v2, vr); } static void set_cc_addu32(DisasContext *s, TCGv_i32 v1, TCGv_i32 v2, TCGv_i32 vr) { gen_op_update3_cc_i32(s, CC_OP_ADDU_32, v1, v2, vr); } static void set_cc_sub32(DisasContext *s, TCGv_i32 v1, TCGv_i32 v2, TCGv_i32 vr) { gen_op_update3_cc_i32(s, CC_OP_SUB_32, v1, v2, vr); } static void set_cc_subu32(DisasContext *s, TCGv_i32 v1, TCGv_i32 v2, TCGv_i32 vr) { gen_op_update3_cc_i32(s, CC_OP_SUBU_32, v1, v2, vr); } static void set_cc_abs32(DisasContext *s, TCGv_i32 v1) { gen_op_update1_cc_i32(s, CC_OP_ABS_32, v1); } static void set_cc_nabs32(DisasContext *s, TCGv_i32 v1) { gen_op_update1_cc_i32(s, CC_OP_NABS_32, v1); } static void set_cc_comp32(DisasContext *s, TCGv_i32 v1) { gen_op_update1_cc_i32(s, CC_OP_COMP_32, v1); } static void set_cc_comp64(DisasContext *s, TCGv_i64 v1) { gen_op_update1_cc_i64(s, CC_OP_COMP_64, v1); } static void set_cc_icm(DisasContext *s, TCGv_i32 v1, TCGv_i32 v2) { gen_op_update2_cc_i32(s, CC_OP_ICM, v1, v2); } static void set_cc_cmp_f32_i64(DisasContext *s, TCGv_i32 v1, TCGv_i64 v2) { tcg_gen_extu_i32_i64(cc_src, v1); tcg_gen_mov_i64(cc_dst, v2); tcg_gen_discard_i64(cc_vr); s->cc_op = CC_OP_LTGT_F32; } static void set_cc_nz_f32(DisasContext *s, TCGv_i32 v1) { gen_op_update1_cc_i32(s, CC_OP_NZ_F32, v1); } static inline void set_cc_nz_f64(DisasContext *s, TCGv_i64 v1) { gen_op_update1_cc_i64(s, CC_OP_NZ_F64, v1); } /* CC value is in env->cc_op */ static inline void set_cc_static(DisasContext *s) { tcg_gen_discard_i64(cc_src); tcg_gen_discard_i64(cc_dst); tcg_gen_discard_i64(cc_vr); s->cc_op = CC_OP_STATIC; } static inline void gen_op_set_cc_op(DisasContext *s) { if (s->cc_op != CC_OP_DYNAMIC && s->cc_op != CC_OP_STATIC) { tcg_gen_movi_i32(cc_op, s->cc_op); } } static inline void gen_update_cc_op(DisasContext *s) { gen_op_set_cc_op(s); } /* calculates cc into cc_op */ static void gen_op_calc_cc(DisasContext *s) { TCGv_i32 local_cc_op = tcg_const_i32(s->cc_op); TCGv_i64 dummy = tcg_const_i64(0); switch (s->cc_op) { case CC_OP_CONST0: case CC_OP_CONST1: case CC_OP_CONST2: case CC_OP_CONST3: /* s->cc_op is the cc value */ tcg_gen_movi_i32(cc_op, s->cc_op - CC_OP_CONST0); break; case CC_OP_STATIC: /* env->cc_op already is the cc value */ break; case CC_OP_NZ: case CC_OP_ABS_64: case CC_OP_NABS_64: case CC_OP_ABS_32: case CC_OP_NABS_32: case CC_OP_LTGT0_32: case CC_OP_LTGT0_64: case CC_OP_COMP_32: case CC_OP_COMP_64: case CC_OP_NZ_F32: case CC_OP_NZ_F64: /* 1 argument */ gen_helper_calc_cc(cc_op, local_cc_op, dummy, cc_dst, dummy); break; case CC_OP_ICM: case CC_OP_LTGT_32: case CC_OP_LTGT_64: case CC_OP_LTUGTU_32: case CC_OP_LTUGTU_64: case CC_OP_TM_32: case CC_OP_TM_64: case CC_OP_LTGT_F32: case CC_OP_LTGT_F64: case CC_OP_SLAG: /* 2 arguments */ gen_helper_calc_cc(cc_op, local_cc_op, cc_src, cc_dst, dummy); break; case CC_OP_ADD_64: case CC_OP_ADDU_64: case CC_OP_SUB_64: case CC_OP_SUBU_64: case CC_OP_ADD_32: case CC_OP_ADDU_32: case CC_OP_SUB_32: case CC_OP_SUBU_32: /* 3 arguments */ gen_helper_calc_cc(cc_op, local_cc_op, cc_src, cc_dst, cc_vr); break; case CC_OP_DYNAMIC: /* unknown operation - assume 3 arguments and cc_op in env */ gen_helper_calc_cc(cc_op, cc_op, cc_src, cc_dst, cc_vr); break; default: tcg_abort(); } tcg_temp_free_i32(local_cc_op); /* We now have cc in cc_op as constant */ set_cc_static(s); } static inline void decode_rr(DisasContext *s, uint64_t insn, int *r1, int *r2) { debug_insn(insn); *r1 = (insn >> 4) & 0xf; *r2 = insn & 0xf; } static inline TCGv_i64 decode_rx(DisasContext *s, uint64_t insn, int *r1, int *x2, int *b2, int *d2) { debug_insn(insn); *r1 = (insn >> 20) & 0xf; *x2 = (insn >> 16) & 0xf; *b2 = (insn >> 12) & 0xf; *d2 = insn & 0xfff; return get_address(s, *x2, *b2, *d2); } static inline void decode_rs(DisasContext *s, uint64_t insn, int *r1, int *r3, int *b2, int *d2) { debug_insn(insn); *r1 = (insn >> 20) & 0xf; /* aka m3 */ *r3 = (insn >> 16) & 0xf; *b2 = (insn >> 12) & 0xf; *d2 = insn & 0xfff; } static inline TCGv_i64 decode_si(DisasContext *s, uint64_t insn, int *i2, int *b1, int *d1) { debug_insn(insn); *i2 = (insn >> 16) & 0xff; *b1 = (insn >> 12) & 0xf; *d1 = insn & 0xfff; return get_address(s, 0, *b1, *d1); } static inline void gen_goto_tb(DisasContext *s, int tb_num, target_ulong pc) { TranslationBlock *tb; gen_update_cc_op(s); tb = s->tb; /* NOTE: we handle the case where the TB spans two pages here */ if ((pc & TARGET_PAGE_MASK) == (tb->pc & TARGET_PAGE_MASK) || (pc & TARGET_PAGE_MASK) == ((s->pc - 1) & TARGET_PAGE_MASK)) { /* jump to same page: we can use a direct jump */ tcg_gen_goto_tb(tb_num); tcg_gen_movi_i64(psw_addr, pc); tcg_gen_exit_tb((tcg_target_long)tb + tb_num); } else { /* jump to another page: currently not optimized */ tcg_gen_movi_i64(psw_addr, pc); tcg_gen_exit_tb(0); } } static inline void account_noninline_branch(DisasContext *s, int cc_op) { #ifdef DEBUG_INLINE_BRANCHES inline_branch_miss[cc_op]++; #endif } static inline void account_inline_branch(DisasContext *s) { #ifdef DEBUG_INLINE_BRANCHES inline_branch_hit[s->cc_op]++; #endif } static void gen_jcc(DisasContext *s, uint32_t mask, int skip) { TCGv_i32 tmp, tmp2, r; TCGv_i64 tmp64; int old_cc_op; switch (s->cc_op) { case CC_OP_LTGT0_32: tmp = tcg_temp_new_i32(); tcg_gen_trunc_i64_i32(tmp, cc_dst); switch (mask) { case 0x8 | 0x4: /* dst <= 0 */ tcg_gen_brcondi_i32(TCG_COND_GT, tmp, 0, skip); break; case 0x8 | 0x2: /* dst >= 0 */ tcg_gen_brcondi_i32(TCG_COND_LT, tmp, 0, skip); break; case 0x8: /* dst == 0 */ tcg_gen_brcondi_i32(TCG_COND_NE, tmp, 0, skip); break; case 0x7: /* dst != 0 */ case 0x6: /* dst != 0 */ tcg_gen_brcondi_i32(TCG_COND_EQ, tmp, 0, skip); break; case 0x4: /* dst < 0 */ tcg_gen_brcondi_i32(TCG_COND_GE, tmp, 0, skip); break; case 0x2: /* dst > 0 */ tcg_gen_brcondi_i32(TCG_COND_LE, tmp, 0, skip); break; default: tcg_temp_free_i32(tmp); goto do_dynamic; } account_inline_branch(s); tcg_temp_free_i32(tmp); break; case CC_OP_LTGT0_64: switch (mask) { case 0x8 | 0x4: /* dst <= 0 */ tcg_gen_brcondi_i64(TCG_COND_GT, cc_dst, 0, skip); break; case 0x8 | 0x2: /* dst >= 0 */ tcg_gen_brcondi_i64(TCG_COND_LT, cc_dst, 0, skip); break; case 0x8: /* dst == 0 */ tcg_gen_brcondi_i64(TCG_COND_NE, cc_dst, 0, skip); break; case 0x7: /* dst != 0 */ case 0x6: /* dst != 0 */ tcg_gen_brcondi_i64(TCG_COND_EQ, cc_dst, 0, skip); break; case 0x4: /* dst < 0 */ tcg_gen_brcondi_i64(TCG_COND_GE, cc_dst, 0, skip); break; case 0x2: /* dst > 0 */ tcg_gen_brcondi_i64(TCG_COND_LE, cc_dst, 0, skip); break; default: goto do_dynamic; } account_inline_branch(s); break; case CC_OP_LTGT_32: tmp = tcg_temp_new_i32(); tmp2 = tcg_temp_new_i32(); tcg_gen_trunc_i64_i32(tmp, cc_src); tcg_gen_trunc_i64_i32(tmp2, cc_dst); switch (mask) { case 0x8 | 0x4: /* src <= dst */ tcg_gen_brcond_i32(TCG_COND_GT, tmp, tmp2, skip); break; case 0x8 | 0x2: /* src >= dst */ tcg_gen_brcond_i32(TCG_COND_LT, tmp, tmp2, skip); break; case 0x8: /* src == dst */ tcg_gen_brcond_i32(TCG_COND_NE, tmp, tmp2, skip); break; case 0x7: /* src != dst */ case 0x6: /* src != dst */ tcg_gen_brcond_i32(TCG_COND_EQ, tmp, tmp2, skip); break; case 0x4: /* src < dst */ tcg_gen_brcond_i32(TCG_COND_GE, tmp, tmp2, skip); break; case 0x2: /* src > dst */ tcg_gen_brcond_i32(TCG_COND_LE, tmp, tmp2, skip); break; default: tcg_temp_free_i32(tmp); tcg_temp_free_i32(tmp2); goto do_dynamic; } account_inline_branch(s); tcg_temp_free_i32(tmp); tcg_temp_free_i32(tmp2); break; case CC_OP_LTGT_64: switch (mask) { case 0x8 | 0x4: /* src <= dst */ tcg_gen_brcond_i64(TCG_COND_GT, cc_src, cc_dst, skip); break; case 0x8 | 0x2: /* src >= dst */ tcg_gen_brcond_i64(TCG_COND_LT, cc_src, cc_dst, skip); break; case 0x8: /* src == dst */ tcg_gen_brcond_i64(TCG_COND_NE, cc_src, cc_dst, skip); break; case 0x7: /* src != dst */ case 0x6: /* src != dst */ tcg_gen_brcond_i64(TCG_COND_EQ, cc_src, cc_dst, skip); break; case 0x4: /* src < dst */ tcg_gen_brcond_i64(TCG_COND_GE, cc_src, cc_dst, skip); break; case 0x2: /* src > dst */ tcg_gen_brcond_i64(TCG_COND_LE, cc_src, cc_dst, skip); break; default: goto do_dynamic; } account_inline_branch(s); break; case CC_OP_LTUGTU_32: tmp = tcg_temp_new_i32(); tmp2 = tcg_temp_new_i32(); tcg_gen_trunc_i64_i32(tmp, cc_src); tcg_gen_trunc_i64_i32(tmp2, cc_dst); switch (mask) { case 0x8 | 0x4: /* src <= dst */ tcg_gen_brcond_i32(TCG_COND_GTU, tmp, tmp2, skip); break; case 0x8 | 0x2: /* src >= dst */ tcg_gen_brcond_i32(TCG_COND_LTU, tmp, tmp2, skip); break; case 0x8: /* src == dst */ tcg_gen_brcond_i32(TCG_COND_NE, tmp, tmp2, skip); break; case 0x7: /* src != dst */ case 0x6: /* src != dst */ tcg_gen_brcond_i32(TCG_COND_EQ, tmp, tmp2, skip); break; case 0x4: /* src < dst */ tcg_gen_brcond_i32(TCG_COND_GEU, tmp, tmp2, skip); break; case 0x2: /* src > dst */ tcg_gen_brcond_i32(TCG_COND_LEU, tmp, tmp2, skip); break; default: tcg_temp_free_i32(tmp); tcg_temp_free_i32(tmp2); goto do_dynamic; } account_inline_branch(s); tcg_temp_free_i32(tmp); tcg_temp_free_i32(tmp2); break; case CC_OP_LTUGTU_64: switch (mask) { case 0x8 | 0x4: /* src <= dst */ tcg_gen_brcond_i64(TCG_COND_GTU, cc_src, cc_dst, skip); break; case 0x8 | 0x2: /* src >= dst */ tcg_gen_brcond_i64(TCG_COND_LTU, cc_src, cc_dst, skip); break; case 0x8: /* src == dst */ tcg_gen_brcond_i64(TCG_COND_NE, cc_src, cc_dst, skip); break; case 0x7: /* src != dst */ case 0x6: /* src != dst */ tcg_gen_brcond_i64(TCG_COND_EQ, cc_src, cc_dst, skip); break; case 0x4: /* src < dst */ tcg_gen_brcond_i64(TCG_COND_GEU, cc_src, cc_dst, skip); break; case 0x2: /* src > dst */ tcg_gen_brcond_i64(TCG_COND_LEU, cc_src, cc_dst, skip); break; default: goto do_dynamic; } account_inline_branch(s); break; case CC_OP_NZ: switch (mask) { /* dst == 0 || dst != 0 */ case 0x8 | 0x4: case 0x8 | 0x4 | 0x2: case 0x8 | 0x4 | 0x2 | 0x1: case 0x8 | 0x4 | 0x1: break; /* dst == 0 */ case 0x8: case 0x8 | 0x2: case 0x8 | 0x2 | 0x1: case 0x8 | 0x1: tcg_gen_brcondi_i64(TCG_COND_NE, cc_dst, 0, skip); break; /* dst != 0 */ case 0x4: case 0x4 | 0x2: case 0x4 | 0x2 | 0x1: case 0x4 | 0x1: tcg_gen_brcondi_i64(TCG_COND_EQ, cc_dst, 0, skip); break; default: goto do_dynamic; } account_inline_branch(s); break; case CC_OP_TM_32: tmp = tcg_temp_new_i32(); tmp2 = tcg_temp_new_i32(); tcg_gen_trunc_i64_i32(tmp, cc_src); tcg_gen_trunc_i64_i32(tmp2, cc_dst); tcg_gen_and_i32(tmp, tmp, tmp2); switch (mask) { case 0x8: /* val & mask == 0 */ tcg_gen_brcondi_i32(TCG_COND_NE, tmp, 0, skip); break; case 0x4 | 0x2 | 0x1: /* val & mask != 0 */ tcg_gen_brcondi_i32(TCG_COND_EQ, tmp, 0, skip); break; default: tcg_temp_free_i32(tmp); tcg_temp_free_i32(tmp2); goto do_dynamic; } tcg_temp_free_i32(tmp); tcg_temp_free_i32(tmp2); account_inline_branch(s); break; case CC_OP_TM_64: tmp64 = tcg_temp_new_i64(); tcg_gen_and_i64(tmp64, cc_src, cc_dst); switch (mask) { case 0x8: /* val & mask == 0 */ tcg_gen_brcondi_i64(TCG_COND_NE, tmp64, 0, skip); break; case 0x4 | 0x2 | 0x1: /* val & mask != 0 */ tcg_gen_brcondi_i64(TCG_COND_EQ, tmp64, 0, skip); break; default: tcg_temp_free_i64(tmp64); goto do_dynamic; } tcg_temp_free_i64(tmp64); account_inline_branch(s); break; case CC_OP_ICM: switch (mask) { case 0x8: /* val == 0 */ tcg_gen_brcondi_i64(TCG_COND_NE, cc_dst, 0, skip); break; case 0x4 | 0x2 | 0x1: /* val != 0 */ case 0x4 | 0x2: /* val != 0 */ tcg_gen_brcondi_i64(TCG_COND_EQ, cc_dst, 0, skip); break; default: goto do_dynamic; } account_inline_branch(s); break; case CC_OP_STATIC: old_cc_op = s->cc_op; goto do_dynamic_nocccalc; case CC_OP_DYNAMIC: default: do_dynamic: old_cc_op = s->cc_op; /* calculate cc value */ gen_op_calc_cc(s); do_dynamic_nocccalc: /* jump based on cc */ account_noninline_branch(s, old_cc_op); switch (mask) { case 0x8 | 0x4 | 0x2 | 0x1: /* always true */ break; case 0x8 | 0x4 | 0x2: /* cc != 3 */ tcg_gen_brcondi_i32(TCG_COND_EQ, cc_op, 3, skip); break; case 0x8 | 0x4 | 0x1: /* cc != 2 */ tcg_gen_brcondi_i32(TCG_COND_EQ, cc_op, 2, skip); break; case 0x8 | 0x2 | 0x1: /* cc != 1 */ tcg_gen_brcondi_i32(TCG_COND_EQ, cc_op, 1, skip); break; case 0x8 | 0x2: /* cc == 0 || cc == 2 */ tmp = tcg_temp_new_i32(); tcg_gen_andi_i32(tmp, cc_op, 1); tcg_gen_brcondi_i32(TCG_COND_NE, tmp, 0, skip); tcg_temp_free_i32(tmp); break; case 0x8 | 0x4: /* cc < 2 */ tcg_gen_brcondi_i32(TCG_COND_GEU, cc_op, 2, skip); break; case 0x8: /* cc == 0 */ tcg_gen_brcondi_i32(TCG_COND_NE, cc_op, 0, skip); break; case 0x4 | 0x2 | 0x1: /* cc != 0 */ tcg_gen_brcondi_i32(TCG_COND_EQ, cc_op, 0, skip); break; case 0x4 | 0x1: /* cc == 1 || cc == 3 */ tmp = tcg_temp_new_i32(); tcg_gen_andi_i32(tmp, cc_op, 1); tcg_gen_brcondi_i32(TCG_COND_EQ, tmp, 0, skip); tcg_temp_free_i32(tmp); break; case 0x4: /* cc == 1 */ tcg_gen_brcondi_i32(TCG_COND_NE, cc_op, 1, skip); break; case 0x2 | 0x1: /* cc > 1 */ tcg_gen_brcondi_i32(TCG_COND_LEU, cc_op, 1, skip); break; case 0x2: /* cc == 2 */ tcg_gen_brcondi_i32(TCG_COND_NE, cc_op, 2, skip); break; case 0x1: /* cc == 3 */ tcg_gen_brcondi_i32(TCG_COND_NE, cc_op, 3, skip); break; default: /* cc is masked by something else */ tmp = tcg_const_i32(3); /* 3 - cc */ tcg_gen_sub_i32(tmp, tmp, cc_op); tmp2 = tcg_const_i32(1); /* 1 << (3 - cc) */ tcg_gen_shl_i32(tmp2, tmp2, tmp); r = tcg_const_i32(mask); /* mask & (1 << (3 - cc)) */ tcg_gen_and_i32(r, r, tmp2); tcg_temp_free_i32(tmp); tcg_temp_free_i32(tmp2); tcg_gen_brcondi_i32(TCG_COND_EQ, r, 0, skip); tcg_temp_free_i32(r); break; } break; } } static void gen_bcr(DisasContext *s, uint32_t mask, TCGv_i64 target, uint64_t offset) { int skip; if (mask == 0xf) { /* unconditional */ tcg_gen_mov_i64(psw_addr, target); tcg_gen_exit_tb(0); } else if (mask == 0) { /* ignore cc and never match */ gen_goto_tb(s, 0, offset + 2); } else { TCGv_i64 new_addr = tcg_temp_local_new_i64(); tcg_gen_mov_i64(new_addr, target); skip = gen_new_label(); gen_jcc(s, mask, skip); tcg_gen_mov_i64(psw_addr, new_addr); tcg_temp_free_i64(new_addr); tcg_gen_exit_tb(0); gen_set_label(skip); tcg_temp_free_i64(new_addr); gen_goto_tb(s, 1, offset + 2); } } static void gen_brc(uint32_t mask, DisasContext *s, int32_t offset) { int skip; if (mask == 0xf) { /* unconditional */ gen_goto_tb(s, 0, s->pc + offset); } else if (mask == 0) { /* ignore cc and never match */ gen_goto_tb(s, 0, s->pc + 4); } else { skip = gen_new_label(); gen_jcc(s, mask, skip); gen_goto_tb(s, 0, s->pc + offset); gen_set_label(skip); gen_goto_tb(s, 1, s->pc + 4); } s->is_jmp = DISAS_TB_JUMP; } static void gen_op_mvc(DisasContext *s, int l, TCGv_i64 s1, TCGv_i64 s2) { TCGv_i64 tmp, tmp2; int i; int l_memset = gen_new_label(); int l_out = gen_new_label(); TCGv_i64 dest = tcg_temp_local_new_i64(); TCGv_i64 src = tcg_temp_local_new_i64(); TCGv_i32 vl; /* Find out if we should use the inline version of mvc */ switch (l) { case 0: case 1: case 2: case 3: case 4: case 5: case 6: case 7: case 11: case 15: /* use inline */ break; default: /* Fall back to helper */ vl = tcg_const_i32(l); potential_page_fault(s); gen_helper_mvc(vl, s1, s2); tcg_temp_free_i32(vl); return; } tcg_gen_mov_i64(dest, s1); tcg_gen_mov_i64(src, s2); if (!(s->tb->flags & FLAG_MASK_64)) { /* XXX what if we overflow while moving? */ tcg_gen_andi_i64(dest, dest, 0x7fffffffUL); tcg_gen_andi_i64(src, src, 0x7fffffffUL); } tmp = tcg_temp_new_i64(); tcg_gen_addi_i64(tmp, src, 1); tcg_gen_brcond_i64(TCG_COND_EQ, dest, tmp, l_memset); tcg_temp_free_i64(tmp); switch (l) { case 0: tmp = tcg_temp_new_i64(); tcg_gen_qemu_ld8u(tmp, src, get_mem_index(s)); tcg_gen_qemu_st8(tmp, dest, get_mem_index(s)); tcg_temp_free_i64(tmp); break; case 1: tmp = tcg_temp_new_i64(); tcg_gen_qemu_ld16u(tmp, src, get_mem_index(s)); tcg_gen_qemu_st16(tmp, dest, get_mem_index(s)); tcg_temp_free_i64(tmp); break; case 3: tmp = tcg_temp_new_i64(); tcg_gen_qemu_ld32u(tmp, src, get_mem_index(s)); tcg_gen_qemu_st32(tmp, dest, get_mem_index(s)); tcg_temp_free_i64(tmp); break; case 4: tmp = tcg_temp_new_i64(); tmp2 = tcg_temp_new_i64(); tcg_gen_qemu_ld32u(tmp, src, get_mem_index(s)); tcg_gen_addi_i64(src, src, 4); tcg_gen_qemu_ld8u(tmp2, src, get_mem_index(s)); tcg_gen_qemu_st32(tmp, dest, get_mem_index(s)); tcg_gen_addi_i64(dest, dest, 4); tcg_gen_qemu_st8(tmp2, dest, get_mem_index(s)); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); break; case 7: tmp = tcg_temp_new_i64(); tcg_gen_qemu_ld64(tmp, src, get_mem_index(s)); tcg_gen_qemu_st64(tmp, dest, get_mem_index(s)); tcg_temp_free_i64(tmp); break; default: /* The inline version can become too big for too uneven numbers, only use it on known good lengths */ tmp = tcg_temp_new_i64(); tmp2 = tcg_const_i64(8); for (i = 0; (i + 7) <= l; i += 8) { tcg_gen_qemu_ld64(tmp, src, get_mem_index(s)); tcg_gen_qemu_st64(tmp, dest, get_mem_index(s)); tcg_gen_add_i64(src, src, tmp2); tcg_gen_add_i64(dest, dest, tmp2); } tcg_temp_free_i64(tmp2); tmp2 = tcg_const_i64(1); for (; i <= l; i++) { tcg_gen_qemu_ld8u(tmp, src, get_mem_index(s)); tcg_gen_qemu_st8(tmp, dest, get_mem_index(s)); tcg_gen_add_i64(src, src, tmp2); tcg_gen_add_i64(dest, dest, tmp2); } tcg_temp_free_i64(tmp2); tcg_temp_free_i64(tmp); break; } tcg_gen_br(l_out); gen_set_label(l_memset); /* memset case (dest == (src + 1)) */ tmp = tcg_temp_new_i64(); tmp2 = tcg_temp_new_i64(); /* fill tmp with the byte */ tcg_gen_qemu_ld8u(tmp, src, get_mem_index(s)); tcg_gen_shli_i64(tmp2, tmp, 8); tcg_gen_or_i64(tmp, tmp, tmp2); tcg_gen_shli_i64(tmp2, tmp, 16); tcg_gen_or_i64(tmp, tmp, tmp2); tcg_gen_shli_i64(tmp2, tmp, 32); tcg_gen_or_i64(tmp, tmp, tmp2); tcg_temp_free_i64(tmp2); tmp2 = tcg_const_i64(8); for (i = 0; (i + 7) <= l; i += 8) { tcg_gen_qemu_st64(tmp, dest, get_mem_index(s)); tcg_gen_addi_i64(dest, dest, 8); } tcg_temp_free_i64(tmp2); tmp2 = tcg_const_i64(1); for (; i <= l; i++) { tcg_gen_qemu_st8(tmp, dest, get_mem_index(s)); tcg_gen_addi_i64(dest, dest, 1); } tcg_temp_free_i64(tmp2); tcg_temp_free_i64(tmp); gen_set_label(l_out); tcg_temp_free(dest); tcg_temp_free(src); } static void gen_op_clc(DisasContext *s, int l, TCGv_i64 s1, TCGv_i64 s2) { TCGv_i64 tmp; TCGv_i64 tmp2; TCGv_i32 vl; /* check for simple 32bit or 64bit match */ switch (l) { case 0: tmp = tcg_temp_new_i64(); tmp2 = tcg_temp_new_i64(); tcg_gen_qemu_ld8u(tmp, s1, get_mem_index(s)); tcg_gen_qemu_ld8u(tmp2, s2, get_mem_index(s)); cmp_u64(s, tmp, tmp2); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); return; case 1: tmp = tcg_temp_new_i64(); tmp2 = tcg_temp_new_i64(); tcg_gen_qemu_ld16u(tmp, s1, get_mem_index(s)); tcg_gen_qemu_ld16u(tmp2, s2, get_mem_index(s)); cmp_u64(s, tmp, tmp2); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); return; case 3: tmp = tcg_temp_new_i64(); tmp2 = tcg_temp_new_i64(); tcg_gen_qemu_ld32u(tmp, s1, get_mem_index(s)); tcg_gen_qemu_ld32u(tmp2, s2, get_mem_index(s)); cmp_u64(s, tmp, tmp2); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); return; case 7: tmp = tcg_temp_new_i64(); tmp2 = tcg_temp_new_i64(); tcg_gen_qemu_ld64(tmp, s1, get_mem_index(s)); tcg_gen_qemu_ld64(tmp2, s2, get_mem_index(s)); cmp_u64(s, tmp, tmp2); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); return; } potential_page_fault(s); vl = tcg_const_i32(l); gen_helper_clc(cc_op, vl, s1, s2); tcg_temp_free_i32(vl); set_cc_static(s); } static void disas_e3(DisasContext* s, int op, int r1, int x2, int b2, int d2) { TCGv_i64 addr, tmp, tmp2, tmp3, tmp4; TCGv_i32 tmp32_1, tmp32_2, tmp32_3; LOG_DISAS("disas_e3: op 0x%x r1 %d x2 %d b2 %d d2 %d\n", op, r1, x2, b2, d2); addr = get_address(s, x2, b2, d2); switch (op) { case 0x2: /* LTG R1,D2(X2,B2) [RXY] */ case 0x4: /* lg r1,d2(x2,b2) */ tcg_gen_qemu_ld64(regs[r1], addr, get_mem_index(s)); if (op == 0x2) { set_cc_s64(s, regs[r1]); } break; case 0x12: /* LT R1,D2(X2,B2) [RXY] */ tmp2 = tcg_temp_new_i64(); tmp32_1 = tcg_temp_new_i32(); tcg_gen_qemu_ld32s(tmp2, addr, get_mem_index(s)); tcg_gen_trunc_i64_i32(tmp32_1, tmp2); store_reg32(r1, tmp32_1); set_cc_s32(s, tmp32_1); tcg_temp_free_i64(tmp2); tcg_temp_free_i32(tmp32_1); break; case 0xc: /* MSG R1,D2(X2,B2) [RXY] */ case 0x1c: /* MSGF R1,D2(X2,B2) [RXY] */ tmp2 = tcg_temp_new_i64(); if (op == 0xc) { tcg_gen_qemu_ld64(tmp2, addr, get_mem_index(s)); } else { tcg_gen_qemu_ld32s(tmp2, addr, get_mem_index(s)); } tcg_gen_mul_i64(regs[r1], regs[r1], tmp2); tcg_temp_free_i64(tmp2); break; case 0xd: /* DSG R1,D2(X2,B2) [RXY] */ case 0x1d: /* DSGF R1,D2(X2,B2) [RXY] */ tmp2 = tcg_temp_new_i64(); if (op == 0x1d) { tcg_gen_qemu_ld32s(tmp2, addr, get_mem_index(s)); } else { tcg_gen_qemu_ld64(tmp2, addr, get_mem_index(s)); } tmp4 = load_reg(r1 + 1); tmp3 = tcg_temp_new_i64(); tcg_gen_div_i64(tmp3, tmp4, tmp2); store_reg(r1 + 1, tmp3); tcg_gen_rem_i64(tmp3, tmp4, tmp2); store_reg(r1, tmp3); tcg_temp_free_i64(tmp2); tcg_temp_free_i64(tmp3); tcg_temp_free_i64(tmp4); break; case 0x8: /* AG R1,D2(X2,B2) [RXY] */ case 0xa: /* ALG R1,D2(X2,B2) [RXY] */ case 0x18: /* AGF R1,D2(X2,B2) [RXY] */ case 0x1a: /* ALGF R1,D2(X2,B2) [RXY] */ if (op == 0x1a) { tmp2 = tcg_temp_new_i64(); tcg_gen_qemu_ld32u(tmp2, addr, get_mem_index(s)); } else if (op == 0x18) { tmp2 = tcg_temp_new_i64(); tcg_gen_qemu_ld32s(tmp2, addr, get_mem_index(s)); } else { tmp2 = tcg_temp_new_i64(); tcg_gen_qemu_ld64(tmp2, addr, get_mem_index(s)); } tmp4 = load_reg(r1); tmp3 = tcg_temp_new_i64(); tcg_gen_add_i64(tmp3, tmp4, tmp2); store_reg(r1, tmp3); switch (op) { case 0x8: case 0x18: set_cc_add64(s, tmp4, tmp2, tmp3); break; case 0xa: case 0x1a: set_cc_addu64(s, tmp4, tmp2, tmp3); break; default: tcg_abort(); } tcg_temp_free_i64(tmp2); tcg_temp_free_i64(tmp3); tcg_temp_free_i64(tmp4); break; case 0x9: /* SG R1,D2(X2,B2) [RXY] */ case 0xb: /* SLG R1,D2(X2,B2) [RXY] */ case 0x19: /* SGF R1,D2(X2,B2) [RXY] */ case 0x1b: /* SLGF R1,D2(X2,B2) [RXY] */ tmp2 = tcg_temp_new_i64(); if (op == 0x19) { tcg_gen_qemu_ld32s(tmp2, addr, get_mem_index(s)); } else if (op == 0x1b) { tcg_gen_qemu_ld32u(tmp2, addr, get_mem_index(s)); } else { tcg_gen_qemu_ld64(tmp2, addr, get_mem_index(s)); } tmp4 = load_reg(r1); tmp3 = tcg_temp_new_i64(); tcg_gen_sub_i64(tmp3, tmp4, tmp2); store_reg(r1, tmp3); switch (op) { case 0x9: case 0x19: set_cc_sub64(s, tmp4, tmp2, tmp3); break; case 0xb: case 0x1b: set_cc_subu64(s, tmp4, tmp2, tmp3); break; default: tcg_abort(); } tcg_temp_free_i64(tmp2); tcg_temp_free_i64(tmp3); tcg_temp_free_i64(tmp4); break; case 0xf: /* LRVG R1,D2(X2,B2) [RXE] */ tmp2 = tcg_temp_new_i64(); tcg_gen_qemu_ld64(tmp2, addr, get_mem_index(s)); tcg_gen_bswap64_i64(tmp2, tmp2); store_reg(r1, tmp2); tcg_temp_free_i64(tmp2); break; case 0x14: /* LGF R1,D2(X2,B2) [RXY] */ case 0x16: /* LLGF R1,D2(X2,B2) [RXY] */ tmp2 = tcg_temp_new_i64(); tcg_gen_qemu_ld32u(tmp2, addr, get_mem_index(s)); if (op == 0x14) { tcg_gen_ext32s_i64(tmp2, tmp2); } store_reg(r1, tmp2); tcg_temp_free_i64(tmp2); break; case 0x15: /* LGH R1,D2(X2,B2) [RXY] */ tmp2 = tcg_temp_new_i64(); tcg_gen_qemu_ld16s(tmp2, addr, get_mem_index(s)); store_reg(r1, tmp2); tcg_temp_free_i64(tmp2); break; case 0x17: /* LLGT R1,D2(X2,B2) [RXY] */ tmp2 = tcg_temp_new_i64(); tcg_gen_qemu_ld32u(tmp2, addr, get_mem_index(s)); tcg_gen_andi_i64(tmp2, tmp2, 0x7fffffffULL); store_reg(r1, tmp2); tcg_temp_free_i64(tmp2); break; case 0x1e: /* LRV R1,D2(X2,B2) [RXY] */ tmp2 = tcg_temp_new_i64(); tmp32_1 = tcg_temp_new_i32(); tcg_gen_qemu_ld32u(tmp2, addr, get_mem_index(s)); tcg_gen_trunc_i64_i32(tmp32_1, tmp2); tcg_temp_free_i64(tmp2); tcg_gen_bswap32_i32(tmp32_1, tmp32_1); store_reg32(r1, tmp32_1); tcg_temp_free_i32(tmp32_1); break; case 0x1f: /* LRVH R1,D2(X2,B2) [RXY] */ tmp2 = tcg_temp_new_i64(); tmp32_1 = tcg_temp_new_i32(); tcg_gen_qemu_ld16u(tmp2, addr, get_mem_index(s)); tcg_gen_trunc_i64_i32(tmp32_1, tmp2); tcg_temp_free_i64(tmp2); tcg_gen_bswap16_i32(tmp32_1, tmp32_1); store_reg16(r1, tmp32_1); tcg_temp_free_i32(tmp32_1); break; case 0x20: /* CG R1,D2(X2,B2) [RXY] */ case 0x21: /* CLG R1,D2(X2,B2) */ case 0x30: /* CGF R1,D2(X2,B2) [RXY] */ case 0x31: /* CLGF R1,D2(X2,B2) [RXY] */ tmp2 = tcg_temp_new_i64(); switch (op) { case 0x20: case 0x21: tcg_gen_qemu_ld64(tmp2, addr, get_mem_index(s)); break; case 0x30: tcg_gen_qemu_ld32s(tmp2, addr, get_mem_index(s)); break; case 0x31: tcg_gen_qemu_ld32u(tmp2, addr, get_mem_index(s)); break; default: tcg_abort(); } switch (op) { case 0x20: case 0x30: cmp_s64(s, regs[r1], tmp2); break; case 0x21: case 0x31: cmp_u64(s, regs[r1], tmp2); break; default: tcg_abort(); } tcg_temp_free_i64(tmp2); break; case 0x24: /* stg r1, d2(x2,b2) */ tcg_gen_qemu_st64(regs[r1], addr, get_mem_index(s)); break; case 0x3e: /* STRV R1,D2(X2,B2) [RXY] */ tmp32_1 = load_reg32(r1); tmp2 = tcg_temp_new_i64(); tcg_gen_bswap32_i32(tmp32_1, tmp32_1); tcg_gen_extu_i32_i64(tmp2, tmp32_1); tcg_temp_free_i32(tmp32_1); tcg_gen_qemu_st32(tmp2, addr, get_mem_index(s)); tcg_temp_free_i64(tmp2); break; case 0x50: /* STY R1,D2(X2,B2) [RXY] */ tmp32_1 = load_reg32(r1); tmp2 = tcg_temp_new_i64(); tcg_gen_extu_i32_i64(tmp2, tmp32_1); tcg_temp_free_i32(tmp32_1); tcg_gen_qemu_st32(tmp2, addr, get_mem_index(s)); tcg_temp_free_i64(tmp2); break; case 0x57: /* XY R1,D2(X2,B2) [RXY] */ tmp32_1 = load_reg32(r1); tmp32_2 = tcg_temp_new_i32(); tmp2 = tcg_temp_new_i64(); tcg_gen_qemu_ld32u(tmp2, addr, get_mem_index(s)); tcg_gen_trunc_i64_i32(tmp32_2, tmp2); tcg_temp_free_i64(tmp2); tcg_gen_xor_i32(tmp32_2, tmp32_1, tmp32_2); store_reg32(r1, tmp32_2); set_cc_nz_u32(s, tmp32_2); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); break; case 0x58: /* LY R1,D2(X2,B2) [RXY] */ tmp3 = tcg_temp_new_i64(); tcg_gen_qemu_ld32u(tmp3, addr, get_mem_index(s)); store_reg32_i64(r1, tmp3); tcg_temp_free_i64(tmp3); break; case 0x5a: /* AY R1,D2(X2,B2) [RXY] */ case 0x5b: /* SY R1,D2(X2,B2) [RXY] */ tmp32_1 = load_reg32(r1); tmp32_2 = tcg_temp_new_i32(); tmp32_3 = tcg_temp_new_i32(); tmp2 = tcg_temp_new_i64(); tcg_gen_qemu_ld32s(tmp2, addr, get_mem_index(s)); tcg_gen_trunc_i64_i32(tmp32_2, tmp2); tcg_temp_free_i64(tmp2); switch (op) { case 0x5a: tcg_gen_add_i32(tmp32_3, tmp32_1, tmp32_2); break; case 0x5b: tcg_gen_sub_i32(tmp32_3, tmp32_1, tmp32_2); break; default: tcg_abort(); } store_reg32(r1, tmp32_3); switch (op) { case 0x5a: set_cc_add32(s, tmp32_1, tmp32_2, tmp32_3); break; case 0x5b: set_cc_sub32(s, tmp32_1, tmp32_2, tmp32_3); break; default: tcg_abort(); } tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); tcg_temp_free_i32(tmp32_3); break; case 0x71: /* LAY R1,D2(X2,B2) [RXY] */ store_reg(r1, addr); break; case 0x72: /* STCY R1,D2(X2,B2) [RXY] */ tmp32_1 = load_reg32(r1); tmp2 = tcg_temp_new_i64(); tcg_gen_ext_i32_i64(tmp2, tmp32_1); tcg_gen_qemu_st8(tmp2, addr, get_mem_index(s)); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i64(tmp2); break; case 0x73: /* ICY R1,D2(X2,B2) [RXY] */ tmp3 = tcg_temp_new_i64(); tcg_gen_qemu_ld8u(tmp3, addr, get_mem_index(s)); store_reg8(r1, tmp3); tcg_temp_free_i64(tmp3); break; case 0x76: /* LB R1,D2(X2,B2) [RXY] */ case 0x77: /* LGB R1,D2(X2,B2) [RXY] */ tmp2 = tcg_temp_new_i64(); tcg_gen_qemu_ld8s(tmp2, addr, get_mem_index(s)); switch (op) { case 0x76: tcg_gen_ext8s_i64(tmp2, tmp2); store_reg32_i64(r1, tmp2); break; case 0x77: tcg_gen_ext8s_i64(tmp2, tmp2); store_reg(r1, tmp2); break; default: tcg_abort(); } tcg_temp_free_i64(tmp2); break; case 0x78: /* LHY R1,D2(X2,B2) [RXY] */ tmp2 = tcg_temp_new_i64(); tcg_gen_qemu_ld16s(tmp2, addr, get_mem_index(s)); store_reg32_i64(r1, tmp2); tcg_temp_free_i64(tmp2); break; case 0x80: /* NG R1,D2(X2,B2) [RXY] */ case 0x81: /* OG R1,D2(X2,B2) [RXY] */ case 0x82: /* XG R1,D2(X2,B2) [RXY] */ tmp3 = tcg_temp_new_i64(); tcg_gen_qemu_ld64(tmp3, addr, get_mem_index(s)); switch (op) { case 0x80: tcg_gen_and_i64(regs[r1], regs[r1], tmp3); break; case 0x81: tcg_gen_or_i64(regs[r1], regs[r1], tmp3); break; case 0x82: tcg_gen_xor_i64(regs[r1], regs[r1], tmp3); break; default: tcg_abort(); } set_cc_nz_u64(s, regs[r1]); tcg_temp_free_i64(tmp3); break; case 0x86: /* MLG R1,D2(X2,B2) [RXY] */ tmp2 = tcg_temp_new_i64(); tmp32_1 = tcg_const_i32(r1); tcg_gen_qemu_ld64(tmp2, addr, get_mem_index(s)); gen_helper_mlg(tmp32_1, tmp2); tcg_temp_free_i64(tmp2); tcg_temp_free_i32(tmp32_1); break; case 0x87: /* DLG R1,D2(X2,B2) [RXY] */ tmp2 = tcg_temp_new_i64(); tmp32_1 = tcg_const_i32(r1); tcg_gen_qemu_ld64(tmp2, addr, get_mem_index(s)); gen_helper_dlg(tmp32_1, tmp2); tcg_temp_free_i64(tmp2); tcg_temp_free_i32(tmp32_1); break; case 0x88: /* ALCG R1,D2(X2,B2) [RXY] */ tmp2 = tcg_temp_new_i64(); tmp3 = tcg_temp_new_i64(); tcg_gen_qemu_ld64(tmp2, addr, get_mem_index(s)); /* XXX possible optimization point */ gen_op_calc_cc(s); tcg_gen_extu_i32_i64(tmp3, cc_op); tcg_gen_shri_i64(tmp3, tmp3, 1); tcg_gen_andi_i64(tmp3, tmp3, 1); tcg_gen_add_i64(tmp3, tmp2, tmp3); tcg_gen_add_i64(tmp3, regs[r1], tmp3); store_reg(r1, tmp3); set_cc_addu64(s, regs[r1], tmp2, tmp3); tcg_temp_free_i64(tmp2); tcg_temp_free_i64(tmp3); break; case 0x89: /* SLBG R1,D2(X2,B2) [RXY] */ tmp2 = tcg_temp_new_i64(); tmp32_1 = tcg_const_i32(r1); tcg_gen_qemu_ld64(tmp2, addr, get_mem_index(s)); /* XXX possible optimization point */ gen_op_calc_cc(s); gen_helper_slbg(cc_op, cc_op, tmp32_1, regs[r1], tmp2); set_cc_static(s); tcg_temp_free_i64(tmp2); tcg_temp_free_i32(tmp32_1); break; case 0x90: /* LLGC R1,D2(X2,B2) [RXY] */ tcg_gen_qemu_ld8u(regs[r1], addr, get_mem_index(s)); break; case 0x91: /* LLGH R1,D2(X2,B2) [RXY] */ tcg_gen_qemu_ld16u(regs[r1], addr, get_mem_index(s)); break; case 0x94: /* LLC R1,D2(X2,B2) [RXY] */ tmp2 = tcg_temp_new_i64(); tcg_gen_qemu_ld8u(tmp2, addr, get_mem_index(s)); store_reg32_i64(r1, tmp2); tcg_temp_free_i64(tmp2); break; case 0x95: /* LLH R1,D2(X2,B2) [RXY] */ tmp2 = tcg_temp_new_i64(); tcg_gen_qemu_ld16u(tmp2, addr, get_mem_index(s)); store_reg32_i64(r1, tmp2); tcg_temp_free_i64(tmp2); break; case 0x96: /* ML R1,D2(X2,B2) [RXY] */ tmp2 = tcg_temp_new_i64(); tmp3 = load_reg((r1 + 1) & 15); tcg_gen_ext32u_i64(tmp3, tmp3); tcg_gen_qemu_ld32u(tmp2, addr, get_mem_index(s)); tcg_gen_mul_i64(tmp2, tmp2, tmp3); store_reg32_i64((r1 + 1) & 15, tmp2); tcg_gen_shri_i64(tmp2, tmp2, 32); store_reg32_i64(r1, tmp2); tcg_temp_free_i64(tmp2); tcg_temp_free_i64(tmp3); break; case 0x97: /* DL R1,D2(X2,B2) [RXY] */ /* reg(r1) = reg(r1, r1+1) % ld32(addr) */ /* reg(r1+1) = reg(r1, r1+1) / ld32(addr) */ tmp = load_reg(r1); tmp2 = tcg_temp_new_i64(); tcg_gen_qemu_ld32u(tmp2, addr, get_mem_index(s)); tmp3 = load_reg((r1 + 1) & 15); tcg_gen_ext32u_i64(tmp2, tmp2); tcg_gen_ext32u_i64(tmp3, tmp3); tcg_gen_shli_i64(tmp, tmp, 32); tcg_gen_or_i64(tmp, tmp, tmp3); tcg_gen_rem_i64(tmp3, tmp, tmp2); tcg_gen_div_i64(tmp, tmp, tmp2); store_reg32_i64((r1 + 1) & 15, tmp); store_reg32_i64(r1, tmp3); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); tcg_temp_free_i64(tmp3); break; case 0x98: /* ALC R1,D2(X2,B2) [RXY] */ tmp2 = tcg_temp_new_i64(); tmp32_1 = load_reg32(r1); tmp32_2 = tcg_temp_new_i32(); tmp32_3 = tcg_temp_new_i32(); tcg_gen_qemu_ld32u(tmp2, addr, get_mem_index(s)); tcg_gen_trunc_i64_i32(tmp32_2, tmp2); /* XXX possible optimization point */ gen_op_calc_cc(s); gen_helper_addc_u32(tmp32_3, cc_op, tmp32_1, tmp32_2); set_cc_addu32(s, tmp32_1, tmp32_2, tmp32_3); store_reg32(r1, tmp32_3); tcg_temp_free_i64(tmp2); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); tcg_temp_free_i32(tmp32_3); break; case 0x99: /* SLB R1,D2(X2,B2) [RXY] */ tmp2 = tcg_temp_new_i64(); tmp32_1 = tcg_const_i32(r1); tmp32_2 = tcg_temp_new_i32(); tcg_gen_qemu_ld32u(tmp2, addr, get_mem_index(s)); tcg_gen_trunc_i64_i32(tmp32_2, tmp2); /* XXX possible optimization point */ gen_op_calc_cc(s); gen_helper_slb(cc_op, cc_op, tmp32_1, tmp32_2); set_cc_static(s); tcg_temp_free_i64(tmp2); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); break; default: LOG_DISAS("illegal e3 operation 0x%x\n", op); gen_illegal_opcode(s, 3); break; } tcg_temp_free_i64(addr); } #ifndef CONFIG_USER_ONLY static void disas_e5(DisasContext* s, uint64_t insn) { TCGv_i64 tmp, tmp2; int op = (insn >> 32) & 0xff; tmp = get_address(s, 0, (insn >> 28) & 0xf, (insn >> 16) & 0xfff); tmp2 = get_address(s, 0, (insn >> 12) & 0xf, insn & 0xfff); LOG_DISAS("disas_e5: insn %" PRIx64 "\n", insn); switch (op) { case 0x01: /* TPROT D1(B1),D2(B2) [SSE] */ /* Test Protection */ potential_page_fault(s); gen_helper_tprot(cc_op, tmp, tmp2); set_cc_static(s); break; default: LOG_DISAS("illegal e5 operation 0x%x\n", op); gen_illegal_opcode(s, 3); break; } tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); } #endif static void disas_eb(DisasContext *s, int op, int r1, int r3, int b2, int d2) { TCGv_i64 tmp, tmp2, tmp3, tmp4; TCGv_i32 tmp32_1, tmp32_2; int i, stm_len; int ilc = 3; LOG_DISAS("disas_eb: op 0x%x r1 %d r3 %d b2 %d d2 0x%x\n", op, r1, r3, b2, d2); switch (op) { case 0xc: /* SRLG R1,R3,D2(B2) [RSY] */ case 0xd: /* SLLG R1,R3,D2(B2) [RSY] */ case 0xa: /* SRAG R1,R3,D2(B2) [RSY] */ case 0xb: /* SLAG R1,R3,D2(B2) [RSY] */ case 0x1c: /* RLLG R1,R3,D2(B2) [RSY] */ if (b2) { tmp = get_address(s, 0, b2, d2); tcg_gen_andi_i64(tmp, tmp, 0x3f); } else { tmp = tcg_const_i64(d2 & 0x3f); } switch (op) { case 0xc: tcg_gen_shr_i64(regs[r1], regs[r3], tmp); break; case 0xd: tcg_gen_shl_i64(regs[r1], regs[r3], tmp); break; case 0xa: tcg_gen_sar_i64(regs[r1], regs[r3], tmp); break; case 0xb: tmp2 = tcg_temp_new_i64(); tmp3 = tcg_temp_new_i64(); gen_op_update2_cc_i64(s, CC_OP_SLAG, regs[r3], tmp); tcg_gen_shl_i64(tmp2, regs[r3], tmp); /* override sign bit with source sign */ tcg_gen_andi_i64(tmp2, tmp2, ~0x8000000000000000ULL); tcg_gen_andi_i64(tmp3, regs[r3], 0x8000000000000000ULL); tcg_gen_or_i64(regs[r1], tmp2, tmp3); tcg_temp_free_i64(tmp2); tcg_temp_free_i64(tmp3); break; case 0x1c: tcg_gen_rotl_i64(regs[r1], regs[r3], tmp); break; default: tcg_abort(); break; } if (op == 0xa) { set_cc_s64(s, regs[r1]); } tcg_temp_free_i64(tmp); break; case 0x1d: /* RLL R1,R3,D2(B2) [RSY] */ if (b2) { tmp = get_address(s, 0, b2, d2); tcg_gen_andi_i64(tmp, tmp, 0x3f); } else { tmp = tcg_const_i64(d2 & 0x3f); } tmp32_1 = tcg_temp_new_i32(); tmp32_2 = load_reg32(r3); tcg_gen_trunc_i64_i32(tmp32_1, tmp); switch (op) { case 0x1d: tcg_gen_rotl_i32(tmp32_1, tmp32_2, tmp32_1); break; default: tcg_abort(); break; } store_reg32(r1, tmp32_1); tcg_temp_free_i64(tmp); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); break; case 0x4: /* LMG R1,R3,D2(B2) [RSE] */ case 0x24: /* STMG R1,R3,D2(B2) [RSE] */ stm_len = 8; goto do_mh; case 0x26: /* STMH R1,R3,D2(B2) [RSE] */ case 0x96: /* LMH R1,R3,D2(B2) [RSE] */ stm_len = 4; do_mh: /* Apparently, unrolling lmg/stmg of any size gains performance - even for very long ones... */ tmp = get_address(s, 0, b2, d2); tmp3 = tcg_const_i64(stm_len); tmp4 = tcg_const_i64(op == 0x26 ? 32 : 4); for (i = r1;; i = (i + 1) % 16) { switch (op) { case 0x4: tcg_gen_qemu_ld64(regs[i], tmp, get_mem_index(s)); break; case 0x96: tmp2 = tcg_temp_new_i64(); #if HOST_LONG_BITS == 32 tcg_gen_qemu_ld32u(tmp2, tmp, get_mem_index(s)); tcg_gen_trunc_i64_i32(TCGV_HIGH(regs[i]), tmp2); #else tcg_gen_qemu_ld32u(tmp2, tmp, get_mem_index(s)); tcg_gen_shl_i64(tmp2, tmp2, tmp4); tcg_gen_ext32u_i64(regs[i], regs[i]); tcg_gen_or_i64(regs[i], regs[i], tmp2); #endif tcg_temp_free_i64(tmp2); break; case 0x24: tcg_gen_qemu_st64(regs[i], tmp, get_mem_index(s)); break; case 0x26: tmp2 = tcg_temp_new_i64(); tcg_gen_shr_i64(tmp2, regs[i], tmp4); tcg_gen_qemu_st32(tmp2, tmp, get_mem_index(s)); tcg_temp_free_i64(tmp2); break; default: tcg_abort(); } if (i == r3) { break; } tcg_gen_add_i64(tmp, tmp, tmp3); } tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp3); tcg_temp_free_i64(tmp4); break; case 0x2c: /* STCMH R1,M3,D2(B2) [RSY] */ tmp = get_address(s, 0, b2, d2); tmp32_1 = tcg_const_i32(r1); tmp32_2 = tcg_const_i32(r3); potential_page_fault(s); gen_helper_stcmh(tmp32_1, tmp, tmp32_2); tcg_temp_free_i64(tmp); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); break; #ifndef CONFIG_USER_ONLY case 0x2f: /* LCTLG R1,R3,D2(B2) [RSE] */ /* Load Control */ check_privileged(s, ilc); tmp = get_address(s, 0, b2, d2); tmp32_1 = tcg_const_i32(r1); tmp32_2 = tcg_const_i32(r3); potential_page_fault(s); gen_helper_lctlg(tmp32_1, tmp, tmp32_2); tcg_temp_free_i64(tmp); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); break; case 0x25: /* STCTG R1,R3,D2(B2) [RSE] */ /* Store Control */ check_privileged(s, ilc); tmp = get_address(s, 0, b2, d2); tmp32_1 = tcg_const_i32(r1); tmp32_2 = tcg_const_i32(r3); potential_page_fault(s); gen_helper_stctg(tmp32_1, tmp, tmp32_2); tcg_temp_free_i64(tmp); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); break; #endif case 0x30: /* CSG R1,R3,D2(B2) [RSY] */ tmp = get_address(s, 0, b2, d2); tmp32_1 = tcg_const_i32(r1); tmp32_2 = tcg_const_i32(r3); potential_page_fault(s); /* XXX rewrite in tcg */ gen_helper_csg(cc_op, tmp32_1, tmp, tmp32_2); set_cc_static(s); tcg_temp_free_i64(tmp); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); break; case 0x3e: /* CDSG R1,R3,D2(B2) [RSY] */ tmp = get_address(s, 0, b2, d2); tmp32_1 = tcg_const_i32(r1); tmp32_2 = tcg_const_i32(r3); potential_page_fault(s); /* XXX rewrite in tcg */ gen_helper_cdsg(cc_op, tmp32_1, tmp, tmp32_2); set_cc_static(s); tcg_temp_free_i64(tmp); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); break; case 0x51: /* TMY D1(B1),I2 [SIY] */ tmp = get_address(s, 0, b2, d2); /* SIY -> this is the destination */ tmp2 = tcg_const_i64((r1 << 4) | r3); tcg_gen_qemu_ld8u(tmp, tmp, get_mem_index(s)); /* yes, this is a 32 bit operation with 64 bit tcg registers, because that incurs less conversions */ cmp_64(s, tmp, tmp2, CC_OP_TM_32); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); break; case 0x52: /* MVIY D1(B1),I2 [SIY] */ tmp = get_address(s, 0, b2, d2); /* SIY -> this is the destination */ tmp2 = tcg_const_i64((r1 << 4) | r3); tcg_gen_qemu_st8(tmp2, tmp, get_mem_index(s)); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); break; case 0x55: /* CLIY D1(B1),I2 [SIY] */ tmp3 = get_address(s, 0, b2, d2); /* SIY -> this is the 1st operand */ tmp = tcg_temp_new_i64(); tmp32_1 = tcg_temp_new_i32(); tcg_gen_qemu_ld8u(tmp, tmp3, get_mem_index(s)); tcg_gen_trunc_i64_i32(tmp32_1, tmp); cmp_u32c(s, tmp32_1, (r1 << 4) | r3); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp3); tcg_temp_free_i32(tmp32_1); break; case 0x80: /* ICMH R1,M3,D2(B2) [RSY] */ tmp = get_address(s, 0, b2, d2); tmp32_1 = tcg_const_i32(r1); tmp32_2 = tcg_const_i32(r3); potential_page_fault(s); /* XXX split CC calculation out */ gen_helper_icmh(cc_op, tmp32_1, tmp, tmp32_2); set_cc_static(s); tcg_temp_free_i64(tmp); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); break; default: LOG_DISAS("illegal eb operation 0x%x\n", op); gen_illegal_opcode(s, ilc); break; } } static void disas_ed(DisasContext *s, int op, int r1, int x2, int b2, int d2, int r1b) { TCGv_i32 tmp_r1, tmp32; TCGv_i64 addr, tmp; addr = get_address(s, x2, b2, d2); tmp_r1 = tcg_const_i32(r1); switch (op) { case 0x4: /* LDEB R1,D2(X2,B2) [RXE] */ potential_page_fault(s); gen_helper_ldeb(tmp_r1, addr); break; case 0x5: /* LXDB R1,D2(X2,B2) [RXE] */ potential_page_fault(s); gen_helper_lxdb(tmp_r1, addr); break; case 0x9: /* CEB R1,D2(X2,B2) [RXE] */ tmp = tcg_temp_new_i64(); tmp32 = load_freg32(r1); tcg_gen_qemu_ld32u(tmp, addr, get_mem_index(s)); set_cc_cmp_f32_i64(s, tmp32, tmp); tcg_temp_free_i64(tmp); tcg_temp_free_i32(tmp32); break; case 0xa: /* AEB R1,D2(X2,B2) [RXE] */ tmp = tcg_temp_new_i64(); tmp32 = tcg_temp_new_i32(); tcg_gen_qemu_ld32u(tmp, addr, get_mem_index(s)); tcg_gen_trunc_i64_i32(tmp32, tmp); gen_helper_aeb(tmp_r1, tmp32); tcg_temp_free_i64(tmp); tcg_temp_free_i32(tmp32); tmp32 = load_freg32(r1); set_cc_nz_f32(s, tmp32); tcg_temp_free_i32(tmp32); break; case 0xb: /* SEB R1,D2(X2,B2) [RXE] */ tmp = tcg_temp_new_i64(); tmp32 = tcg_temp_new_i32(); tcg_gen_qemu_ld32u(tmp, addr, get_mem_index(s)); tcg_gen_trunc_i64_i32(tmp32, tmp); gen_helper_seb(tmp_r1, tmp32); tcg_temp_free_i64(tmp); tcg_temp_free_i32(tmp32); tmp32 = load_freg32(r1); set_cc_nz_f32(s, tmp32); tcg_temp_free_i32(tmp32); break; case 0xd: /* DEB R1,D2(X2,B2) [RXE] */ tmp = tcg_temp_new_i64(); tmp32 = tcg_temp_new_i32(); tcg_gen_qemu_ld32u(tmp, addr, get_mem_index(s)); tcg_gen_trunc_i64_i32(tmp32, tmp); gen_helper_deb(tmp_r1, tmp32); tcg_temp_free_i64(tmp); tcg_temp_free_i32(tmp32); break; case 0x10: /* TCEB R1,D2(X2,B2) [RXE] */ potential_page_fault(s); gen_helper_tceb(cc_op, tmp_r1, addr); set_cc_static(s); break; case 0x11: /* TCDB R1,D2(X2,B2) [RXE] */ potential_page_fault(s); gen_helper_tcdb(cc_op, tmp_r1, addr); set_cc_static(s); break; case 0x12: /* TCXB R1,D2(X2,B2) [RXE] */ potential_page_fault(s); gen_helper_tcxb(cc_op, tmp_r1, addr); set_cc_static(s); break; case 0x17: /* MEEB R1,D2(X2,B2) [RXE] */ tmp = tcg_temp_new_i64(); tmp32 = tcg_temp_new_i32(); tcg_gen_qemu_ld32u(tmp, addr, get_mem_index(s)); tcg_gen_trunc_i64_i32(tmp32, tmp); gen_helper_meeb(tmp_r1, tmp32); tcg_temp_free_i64(tmp); tcg_temp_free_i32(tmp32); break; case 0x19: /* CDB R1,D2(X2,B2) [RXE] */ potential_page_fault(s); gen_helper_cdb(cc_op, tmp_r1, addr); set_cc_static(s); break; case 0x1a: /* ADB R1,D2(X2,B2) [RXE] */ potential_page_fault(s); gen_helper_adb(cc_op, tmp_r1, addr); set_cc_static(s); break; case 0x1b: /* SDB R1,D2(X2,B2) [RXE] */ potential_page_fault(s); gen_helper_sdb(cc_op, tmp_r1, addr); set_cc_static(s); break; case 0x1c: /* MDB R1,D2(X2,B2) [RXE] */ potential_page_fault(s); gen_helper_mdb(tmp_r1, addr); break; case 0x1d: /* DDB R1,D2(X2,B2) [RXE] */ potential_page_fault(s); gen_helper_ddb(tmp_r1, addr); break; case 0x1e: /* MADB R1,R3,D2(X2,B2) [RXF] */ /* for RXF insns, r1 is R3 and r1b is R1 */ tmp32 = tcg_const_i32(r1b); potential_page_fault(s); gen_helper_madb(tmp32, addr, tmp_r1); tcg_temp_free_i32(tmp32); break; default: LOG_DISAS("illegal ed operation 0x%x\n", op); gen_illegal_opcode(s, 3); return; } tcg_temp_free_i32(tmp_r1); tcg_temp_free_i64(addr); } static void disas_a5(DisasContext *s, int op, int r1, int i2) { TCGv_i64 tmp, tmp2; TCGv_i32 tmp32; LOG_DISAS("disas_a5: op 0x%x r1 %d i2 0x%x\n", op, r1, i2); switch (op) { case 0x0: /* IIHH R1,I2 [RI] */ tmp = tcg_const_i64(i2); tcg_gen_deposit_i64(regs[r1], regs[r1], tmp, 48, 16); tcg_temp_free_i64(tmp); break; case 0x1: /* IIHL R1,I2 [RI] */ tmp = tcg_const_i64(i2); tcg_gen_deposit_i64(regs[r1], regs[r1], tmp, 32, 16); tcg_temp_free_i64(tmp); break; case 0x2: /* IILH R1,I2 [RI] */ tmp = tcg_const_i64(i2); tcg_gen_deposit_i64(regs[r1], regs[r1], tmp, 16, 16); tcg_temp_free_i64(tmp); break; case 0x3: /* IILL R1,I2 [RI] */ tmp = tcg_const_i64(i2); tcg_gen_deposit_i64(regs[r1], regs[r1], tmp, 0, 16); tcg_temp_free_i64(tmp); break; case 0x4: /* NIHH R1,I2 [RI] */ case 0x8: /* OIHH R1,I2 [RI] */ tmp = load_reg(r1); tmp32 = tcg_temp_new_i32(); switch (op) { case 0x4: tmp2 = tcg_const_i64((((uint64_t)i2) << 48) | 0x0000ffffffffffffULL); tcg_gen_and_i64(tmp, tmp, tmp2); break; case 0x8: tmp2 = tcg_const_i64(((uint64_t)i2) << 48); tcg_gen_or_i64(tmp, tmp, tmp2); break; default: tcg_abort(); } store_reg(r1, tmp); tcg_gen_shri_i64(tmp2, tmp, 48); tcg_gen_trunc_i64_i32(tmp32, tmp2); set_cc_nz_u32(s, tmp32); tcg_temp_free_i64(tmp2); tcg_temp_free_i32(tmp32); tcg_temp_free_i64(tmp); break; case 0x5: /* NIHL R1,I2 [RI] */ case 0x9: /* OIHL R1,I2 [RI] */ tmp = load_reg(r1); tmp32 = tcg_temp_new_i32(); switch (op) { case 0x5: tmp2 = tcg_const_i64((((uint64_t)i2) << 32) | 0xffff0000ffffffffULL); tcg_gen_and_i64(tmp, tmp, tmp2); break; case 0x9: tmp2 = tcg_const_i64(((uint64_t)i2) << 32); tcg_gen_or_i64(tmp, tmp, tmp2); break; default: tcg_abort(); } store_reg(r1, tmp); tcg_gen_shri_i64(tmp2, tmp, 32); tcg_gen_trunc_i64_i32(tmp32, tmp2); tcg_gen_andi_i32(tmp32, tmp32, 0xffff); set_cc_nz_u32(s, tmp32); tcg_temp_free_i64(tmp2); tcg_temp_free_i32(tmp32); tcg_temp_free_i64(tmp); break; case 0x6: /* NILH R1,I2 [RI] */ case 0xa: /* OILH R1,I2 [RI] */ tmp = load_reg(r1); tmp32 = tcg_temp_new_i32(); switch (op) { case 0x6: tmp2 = tcg_const_i64((((uint64_t)i2) << 16) | 0xffffffff0000ffffULL); tcg_gen_and_i64(tmp, tmp, tmp2); break; case 0xa: tmp2 = tcg_const_i64(((uint64_t)i2) << 16); tcg_gen_or_i64(tmp, tmp, tmp2); break; default: tcg_abort(); } store_reg(r1, tmp); tcg_gen_shri_i64(tmp, tmp, 16); tcg_gen_trunc_i64_i32(tmp32, tmp); tcg_gen_andi_i32(tmp32, tmp32, 0xffff); set_cc_nz_u32(s, tmp32); tcg_temp_free_i64(tmp2); tcg_temp_free_i32(tmp32); tcg_temp_free_i64(tmp); break; case 0x7: /* NILL R1,I2 [RI] */ case 0xb: /* OILL R1,I2 [RI] */ tmp = load_reg(r1); tmp32 = tcg_temp_new_i32(); switch (op) { case 0x7: tmp2 = tcg_const_i64(i2 | 0xffffffffffff0000ULL); tcg_gen_and_i64(tmp, tmp, tmp2); break; case 0xb: tmp2 = tcg_const_i64(i2); tcg_gen_or_i64(tmp, tmp, tmp2); break; default: tcg_abort(); } store_reg(r1, tmp); tcg_gen_trunc_i64_i32(tmp32, tmp); tcg_gen_andi_i32(tmp32, tmp32, 0xffff); set_cc_nz_u32(s, tmp32); /* signedness should not matter here */ tcg_temp_free_i64(tmp2); tcg_temp_free_i32(tmp32); tcg_temp_free_i64(tmp); break; case 0xc: /* LLIHH R1,I2 [RI] */ tmp = tcg_const_i64( ((uint64_t)i2) << 48 ); store_reg(r1, tmp); tcg_temp_free_i64(tmp); break; case 0xd: /* LLIHL R1,I2 [RI] */ tmp = tcg_const_i64( ((uint64_t)i2) << 32 ); store_reg(r1, tmp); tcg_temp_free_i64(tmp); break; case 0xe: /* LLILH R1,I2 [RI] */ tmp = tcg_const_i64( ((uint64_t)i2) << 16 ); store_reg(r1, tmp); tcg_temp_free_i64(tmp); break; case 0xf: /* LLILL R1,I2 [RI] */ tmp = tcg_const_i64(i2); store_reg(r1, tmp); tcg_temp_free_i64(tmp); break; default: LOG_DISAS("illegal a5 operation 0x%x\n", op); gen_illegal_opcode(s, 2); return; } } static void disas_a7(DisasContext *s, int op, int r1, int i2) { TCGv_i64 tmp, tmp2; TCGv_i32 tmp32_1, tmp32_2, tmp32_3; int l1; LOG_DISAS("disas_a7: op 0x%x r1 %d i2 0x%x\n", op, r1, i2); switch (op) { case 0x0: /* TMLH or TMH R1,I2 [RI] */ case 0x1: /* TMLL or TML R1,I2 [RI] */ case 0x2: /* TMHH R1,I2 [RI] */ case 0x3: /* TMHL R1,I2 [RI] */ tmp = load_reg(r1); tmp2 = tcg_const_i64((uint16_t)i2); switch (op) { case 0x0: tcg_gen_shri_i64(tmp, tmp, 16); break; case 0x1: break; case 0x2: tcg_gen_shri_i64(tmp, tmp, 48); break; case 0x3: tcg_gen_shri_i64(tmp, tmp, 32); break; } tcg_gen_andi_i64(tmp, tmp, 0xffff); cmp_64(s, tmp, tmp2, CC_OP_TM_64); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); break; case 0x4: /* brc m1, i2 */ gen_brc(r1, s, i2 * 2LL); return; case 0x5: /* BRAS R1,I2 [RI] */ tmp = tcg_const_i64(pc_to_link_info(s, s->pc + 4)); store_reg(r1, tmp); tcg_temp_free_i64(tmp); gen_goto_tb(s, 0, s->pc + i2 * 2LL); s->is_jmp = DISAS_TB_JUMP; break; case 0x6: /* BRCT R1,I2 [RI] */ tmp32_1 = load_reg32(r1); tcg_gen_subi_i32(tmp32_1, tmp32_1, 1); store_reg32(r1, tmp32_1); gen_update_cc_op(s); l1 = gen_new_label(); tcg_gen_brcondi_i32(TCG_COND_EQ, tmp32_1, 0, l1); gen_goto_tb(s, 0, s->pc + (i2 * 2LL)); gen_set_label(l1); gen_goto_tb(s, 1, s->pc + 4); s->is_jmp = DISAS_TB_JUMP; tcg_temp_free_i32(tmp32_1); break; case 0x7: /* BRCTG R1,I2 [RI] */ tmp = load_reg(r1); tcg_gen_subi_i64(tmp, tmp, 1); store_reg(r1, tmp); gen_update_cc_op(s); l1 = gen_new_label(); tcg_gen_brcondi_i64(TCG_COND_EQ, tmp, 0, l1); gen_goto_tb(s, 0, s->pc + (i2 * 2LL)); gen_set_label(l1); gen_goto_tb(s, 1, s->pc + 4); s->is_jmp = DISAS_TB_JUMP; tcg_temp_free_i64(tmp); break; case 0x8: /* lhi r1, i2 */ tmp32_1 = tcg_const_i32(i2); store_reg32(r1, tmp32_1); tcg_temp_free_i32(tmp32_1); break; case 0x9: /* lghi r1, i2 */ tmp = tcg_const_i64(i2); store_reg(r1, tmp); tcg_temp_free_i64(tmp); break; case 0xa: /* AHI R1,I2 [RI] */ tmp32_1 = load_reg32(r1); tmp32_2 = tcg_temp_new_i32(); tmp32_3 = tcg_const_i32(i2); if (i2 < 0) { tcg_gen_subi_i32(tmp32_2, tmp32_1, -i2); } else { tcg_gen_add_i32(tmp32_2, tmp32_1, tmp32_3); } store_reg32(r1, tmp32_2); set_cc_add32(s, tmp32_1, tmp32_3, tmp32_2); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); tcg_temp_free_i32(tmp32_3); break; case 0xb: /* aghi r1, i2 */ tmp = load_reg(r1); tmp2 = tcg_const_i64(i2); if (i2 < 0) { tcg_gen_subi_i64(regs[r1], tmp, -i2); } else { tcg_gen_add_i64(regs[r1], tmp, tmp2); } set_cc_add64(s, tmp, tmp2, regs[r1]); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); break; case 0xc: /* MHI R1,I2 [RI] */ tmp32_1 = load_reg32(r1); tcg_gen_muli_i32(tmp32_1, tmp32_1, i2); store_reg32(r1, tmp32_1); tcg_temp_free_i32(tmp32_1); break; case 0xd: /* MGHI R1,I2 [RI] */ tmp = load_reg(r1); tcg_gen_muli_i64(tmp, tmp, i2); store_reg(r1, tmp); tcg_temp_free_i64(tmp); break; case 0xe: /* CHI R1,I2 [RI] */ tmp32_1 = load_reg32(r1); cmp_s32c(s, tmp32_1, i2); tcg_temp_free_i32(tmp32_1); break; case 0xf: /* CGHI R1,I2 [RI] */ tmp = load_reg(r1); cmp_s64c(s, tmp, i2); tcg_temp_free_i64(tmp); break; default: LOG_DISAS("illegal a7 operation 0x%x\n", op); gen_illegal_opcode(s, 2); return; } } static void disas_b2(DisasContext *s, int op, uint32_t insn) { TCGv_i64 tmp, tmp2, tmp3; TCGv_i32 tmp32_1, tmp32_2, tmp32_3; int r1, r2; int ilc = 2; #ifndef CONFIG_USER_ONLY int r3, d2, b2; #endif r1 = (insn >> 4) & 0xf; r2 = insn & 0xf; LOG_DISAS("disas_b2: op 0x%x r1 %d r2 %d\n", op, r1, r2); switch (op) { case 0x22: /* IPM R1 [RRE] */ tmp32_1 = tcg_const_i32(r1); gen_op_calc_cc(s); gen_helper_ipm(cc_op, tmp32_1); tcg_temp_free_i32(tmp32_1); break; case 0x41: /* CKSM R1,R2 [RRE] */ tmp32_1 = tcg_const_i32(r1); tmp32_2 = tcg_const_i32(r2); potential_page_fault(s); gen_helper_cksm(tmp32_1, tmp32_2); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); gen_op_movi_cc(s, 0); break; case 0x4e: /* SAR R1,R2 [RRE] */ tmp32_1 = load_reg32(r2); tcg_gen_st_i32(tmp32_1, cpu_env, offsetof(CPUState, aregs[r1])); tcg_temp_free_i32(tmp32_1); break; case 0x4f: /* EAR R1,R2 [RRE] */ tmp32_1 = tcg_temp_new_i32(); tcg_gen_ld_i32(tmp32_1, cpu_env, offsetof(CPUState, aregs[r2])); store_reg32(r1, tmp32_1); tcg_temp_free_i32(tmp32_1); break; case 0x52: /* MSR R1,R2 [RRE] */ tmp32_1 = load_reg32(r1); tmp32_2 = load_reg32(r2); tcg_gen_mul_i32(tmp32_1, tmp32_1, tmp32_2); store_reg32(r1, tmp32_1); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); break; case 0x54: /* MVPG R1,R2 [RRE] */ tmp = load_reg(0); tmp2 = load_reg(r1); tmp3 = load_reg(r2); potential_page_fault(s); gen_helper_mvpg(tmp, tmp2, tmp3); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); tcg_temp_free_i64(tmp3); /* XXX check CCO bit and set CC accordingly */ gen_op_movi_cc(s, 0); break; case 0x55: /* MVST R1,R2 [RRE] */ tmp32_1 = load_reg32(0); tmp32_2 = tcg_const_i32(r1); tmp32_3 = tcg_const_i32(r2); potential_page_fault(s); gen_helper_mvst(tmp32_1, tmp32_2, tmp32_3); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); tcg_temp_free_i32(tmp32_3); gen_op_movi_cc(s, 1); break; case 0x5d: /* CLST R1,R2 [RRE] */ tmp32_1 = load_reg32(0); tmp32_2 = tcg_const_i32(r1); tmp32_3 = tcg_const_i32(r2); potential_page_fault(s); gen_helper_clst(cc_op, tmp32_1, tmp32_2, tmp32_3); set_cc_static(s); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); tcg_temp_free_i32(tmp32_3); break; case 0x5e: /* SRST R1,R2 [RRE] */ tmp32_1 = load_reg32(0); tmp32_2 = tcg_const_i32(r1); tmp32_3 = tcg_const_i32(r2); potential_page_fault(s); gen_helper_srst(cc_op, tmp32_1, tmp32_2, tmp32_3); set_cc_static(s); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); tcg_temp_free_i32(tmp32_3); break; #ifndef CONFIG_USER_ONLY case 0x02: /* STIDP D2(B2) [S] */ /* Store CPU ID */ check_privileged(s, ilc); decode_rs(s, insn, &r1, &r3, &b2, &d2); tmp = get_address(s, 0, b2, d2); potential_page_fault(s); gen_helper_stidp(tmp); tcg_temp_free_i64(tmp); break; case 0x04: /* SCK D2(B2) [S] */ /* Set Clock */ check_privileged(s, ilc); decode_rs(s, insn, &r1, &r3, &b2, &d2); tmp = get_address(s, 0, b2, d2); potential_page_fault(s); gen_helper_sck(cc_op, tmp); set_cc_static(s); tcg_temp_free_i64(tmp); break; case 0x05: /* STCK D2(B2) [S] */ /* Store Clock */ decode_rs(s, insn, &r1, &r3, &b2, &d2); tmp = get_address(s, 0, b2, d2); potential_page_fault(s); gen_helper_stck(cc_op, tmp); set_cc_static(s); tcg_temp_free_i64(tmp); break; case 0x06: /* SCKC D2(B2) [S] */ /* Set Clock Comparator */ check_privileged(s, ilc); decode_rs(s, insn, &r1, &r3, &b2, &d2); tmp = get_address(s, 0, b2, d2); potential_page_fault(s); gen_helper_sckc(tmp); tcg_temp_free_i64(tmp); break; case 0x07: /* STCKC D2(B2) [S] */ /* Store Clock Comparator */ check_privileged(s, ilc); decode_rs(s, insn, &r1, &r3, &b2, &d2); tmp = get_address(s, 0, b2, d2); potential_page_fault(s); gen_helper_stckc(tmp); tcg_temp_free_i64(tmp); break; case 0x08: /* SPT D2(B2) [S] */ /* Set CPU Timer */ check_privileged(s, ilc); decode_rs(s, insn, &r1, &r3, &b2, &d2); tmp = get_address(s, 0, b2, d2); potential_page_fault(s); gen_helper_spt(tmp); tcg_temp_free_i64(tmp); break; case 0x09: /* STPT D2(B2) [S] */ /* Store CPU Timer */ check_privileged(s, ilc); decode_rs(s, insn, &r1, &r3, &b2, &d2); tmp = get_address(s, 0, b2, d2); potential_page_fault(s); gen_helper_stpt(tmp); tcg_temp_free_i64(tmp); break; case 0x0a: /* SPKA D2(B2) [S] */ /* Set PSW Key from Address */ check_privileged(s, ilc); decode_rs(s, insn, &r1, &r3, &b2, &d2); tmp = get_address(s, 0, b2, d2); tmp2 = tcg_temp_new_i64(); tcg_gen_andi_i64(tmp2, psw_mask, ~PSW_MASK_KEY); tcg_gen_shli_i64(tmp, tmp, PSW_SHIFT_KEY - 4); tcg_gen_or_i64(psw_mask, tmp2, tmp); tcg_temp_free_i64(tmp2); tcg_temp_free_i64(tmp); break; case 0x0d: /* PTLB [S] */ /* Purge TLB */ check_privileged(s, ilc); gen_helper_ptlb(); break; case 0x10: /* SPX D2(B2) [S] */ /* Set Prefix Register */ check_privileged(s, ilc); decode_rs(s, insn, &r1, &r3, &b2, &d2); tmp = get_address(s, 0, b2, d2); potential_page_fault(s); gen_helper_spx(tmp); tcg_temp_free_i64(tmp); break; case 0x11: /* STPX D2(B2) [S] */ /* Store Prefix */ check_privileged(s, ilc); decode_rs(s, insn, &r1, &r3, &b2, &d2); tmp = get_address(s, 0, b2, d2); tmp2 = tcg_temp_new_i64(); tcg_gen_ld_i64(tmp2, cpu_env, offsetof(CPUState, psa)); tcg_gen_qemu_st32(tmp2, tmp, get_mem_index(s)); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); break; case 0x12: /* STAP D2(B2) [S] */ /* Store CPU Address */ check_privileged(s, ilc); decode_rs(s, insn, &r1, &r3, &b2, &d2); tmp = get_address(s, 0, b2, d2); tmp2 = tcg_temp_new_i64(); tmp32_1 = tcg_temp_new_i32(); tcg_gen_ld_i32(tmp32_1, cpu_env, offsetof(CPUState, cpu_num)); tcg_gen_extu_i32_i64(tmp2, tmp32_1); tcg_gen_qemu_st32(tmp2, tmp, get_mem_index(s)); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); tcg_temp_free_i32(tmp32_1); break; case 0x21: /* IPTE R1,R2 [RRE] */ /* Invalidate PTE */ check_privileged(s, ilc); r1 = (insn >> 4) & 0xf; r2 = insn & 0xf; tmp = load_reg(r1); tmp2 = load_reg(r2); gen_helper_ipte(tmp, tmp2); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); break; case 0x29: /* ISKE R1,R2 [RRE] */ /* Insert Storage Key Extended */ check_privileged(s, ilc); r1 = (insn >> 4) & 0xf; r2 = insn & 0xf; tmp = load_reg(r2); tmp2 = tcg_temp_new_i64(); gen_helper_iske(tmp2, tmp); store_reg(r1, tmp2); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); break; case 0x2a: /* RRBE R1,R2 [RRE] */ /* Set Storage Key Extended */ check_privileged(s, ilc); r1 = (insn >> 4) & 0xf; r2 = insn & 0xf; tmp32_1 = load_reg32(r1); tmp = load_reg(r2); gen_helper_rrbe(cc_op, tmp32_1, tmp); set_cc_static(s); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i64(tmp); break; case 0x2b: /* SSKE R1,R2 [RRE] */ /* Set Storage Key Extended */ check_privileged(s, ilc); r1 = (insn >> 4) & 0xf; r2 = insn & 0xf; tmp32_1 = load_reg32(r1); tmp = load_reg(r2); gen_helper_sske(tmp32_1, tmp); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i64(tmp); break; case 0x34: /* STCH ? */ /* Store Subchannel */ check_privileged(s, ilc); gen_op_movi_cc(s, 3); break; case 0x46: /* STURA R1,R2 [RRE] */ /* Store Using Real Address */ check_privileged(s, ilc); r1 = (insn >> 4) & 0xf; r2 = insn & 0xf; tmp32_1 = load_reg32(r1); tmp = load_reg(r2); potential_page_fault(s); gen_helper_stura(tmp, tmp32_1); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i64(tmp); break; case 0x50: /* CSP R1,R2 [RRE] */ /* Compare And Swap And Purge */ check_privileged(s, ilc); r1 = (insn >> 4) & 0xf; r2 = insn & 0xf; tmp32_1 = tcg_const_i32(r1); tmp32_2 = tcg_const_i32(r2); gen_helper_csp(cc_op, tmp32_1, tmp32_2); set_cc_static(s); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); break; case 0x5f: /* CHSC ? */ /* Channel Subsystem Call */ check_privileged(s, ilc); gen_op_movi_cc(s, 3); break; case 0x78: /* STCKE D2(B2) [S] */ /* Store Clock Extended */ decode_rs(s, insn, &r1, &r3, &b2, &d2); tmp = get_address(s, 0, b2, d2); potential_page_fault(s); gen_helper_stcke(cc_op, tmp); set_cc_static(s); tcg_temp_free_i64(tmp); break; case 0x79: /* SACF D2(B2) [S] */ /* Store Clock Extended */ check_privileged(s, ilc); decode_rs(s, insn, &r1, &r3, &b2, &d2); tmp = get_address(s, 0, b2, d2); potential_page_fault(s); gen_helper_sacf(tmp); tcg_temp_free_i64(tmp); /* addressing mode has changed, so end the block */ s->pc += ilc * 2; update_psw_addr(s); s->is_jmp = DISAS_EXCP; break; case 0x7d: /* STSI D2,(B2) [S] */ check_privileged(s, ilc); decode_rs(s, insn, &r1, &r3, &b2, &d2); tmp = get_address(s, 0, b2, d2); tmp32_1 = load_reg32(0); tmp32_2 = load_reg32(1); potential_page_fault(s); gen_helper_stsi(cc_op, tmp, tmp32_1, tmp32_2); set_cc_static(s); tcg_temp_free_i64(tmp); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); break; case 0x9d: /* LFPC D2(B2) [S] */ decode_rs(s, insn, &r1, &r3, &b2, &d2); tmp = get_address(s, 0, b2, d2); tmp2 = tcg_temp_new_i64(); tmp32_1 = tcg_temp_new_i32(); tcg_gen_qemu_ld32u(tmp2, tmp, get_mem_index(s)); tcg_gen_trunc_i64_i32(tmp32_1, tmp2); tcg_gen_st_i32(tmp32_1, cpu_env, offsetof(CPUState, fpc)); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); tcg_temp_free_i32(tmp32_1); break; case 0xb1: /* STFL D2(B2) [S] */ /* Store Facility List (CPU features) at 200 */ check_privileged(s, ilc); tmp2 = tcg_const_i64(0xc0000000); tmp = tcg_const_i64(200); tcg_gen_qemu_st32(tmp2, tmp, get_mem_index(s)); tcg_temp_free_i64(tmp2); tcg_temp_free_i64(tmp); break; case 0xb2: /* LPSWE D2(B2) [S] */ /* Load PSW Extended */ check_privileged(s, ilc); decode_rs(s, insn, &r1, &r3, &b2, &d2); tmp = get_address(s, 0, b2, d2); tmp2 = tcg_temp_new_i64(); tmp3 = tcg_temp_new_i64(); tcg_gen_qemu_ld64(tmp2, tmp, get_mem_index(s)); tcg_gen_addi_i64(tmp, tmp, 8); tcg_gen_qemu_ld64(tmp3, tmp, get_mem_index(s)); gen_helper_load_psw(tmp2, tmp3); /* we need to keep cc_op intact */ s->is_jmp = DISAS_JUMP; tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); tcg_temp_free_i64(tmp3); break; case 0x20: /* SERVC R1,R2 [RRE] */ /* SCLP Service call (PV hypercall) */ check_privileged(s, ilc); potential_page_fault(s); tmp32_1 = load_reg32(r2); tmp = load_reg(r1); gen_helper_servc(cc_op, tmp32_1, tmp); set_cc_static(s); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i64(tmp); break; #endif default: LOG_DISAS("illegal b2 operation 0x%x\n", op); gen_illegal_opcode(s, ilc); break; } } static void disas_b3(DisasContext *s, int op, int m3, int r1, int r2) { TCGv_i64 tmp; TCGv_i32 tmp32_1, tmp32_2, tmp32_3; LOG_DISAS("disas_b3: op 0x%x m3 0x%x r1 %d r2 %d\n", op, m3, r1, r2); #define FP_HELPER(i) \ tmp32_1 = tcg_const_i32(r1); \ tmp32_2 = tcg_const_i32(r2); \ gen_helper_ ## i (tmp32_1, tmp32_2); \ tcg_temp_free_i32(tmp32_1); \ tcg_temp_free_i32(tmp32_2); #define FP_HELPER_CC(i) \ tmp32_1 = tcg_const_i32(r1); \ tmp32_2 = tcg_const_i32(r2); \ gen_helper_ ## i (cc_op, tmp32_1, tmp32_2); \ set_cc_static(s); \ tcg_temp_free_i32(tmp32_1); \ tcg_temp_free_i32(tmp32_2); switch (op) { case 0x0: /* LPEBR R1,R2 [RRE] */ FP_HELPER_CC(lpebr); break; case 0x2: /* LTEBR R1,R2 [RRE] */ FP_HELPER_CC(ltebr); break; case 0x3: /* LCEBR R1,R2 [RRE] */ FP_HELPER_CC(lcebr); break; case 0x4: /* LDEBR R1,R2 [RRE] */ FP_HELPER(ldebr); break; case 0x5: /* LXDBR R1,R2 [RRE] */ FP_HELPER(lxdbr); break; case 0x9: /* CEBR R1,R2 [RRE] */ FP_HELPER_CC(cebr); break; case 0xa: /* AEBR R1,R2 [RRE] */ FP_HELPER_CC(aebr); break; case 0xb: /* SEBR R1,R2 [RRE] */ FP_HELPER_CC(sebr); break; case 0xd: /* DEBR R1,R2 [RRE] */ FP_HELPER(debr); break; case 0x10: /* LPDBR R1,R2 [RRE] */ FP_HELPER_CC(lpdbr); break; case 0x12: /* LTDBR R1,R2 [RRE] */ FP_HELPER_CC(ltdbr); break; case 0x13: /* LCDBR R1,R2 [RRE] */ FP_HELPER_CC(lcdbr); break; case 0x15: /* SQBDR R1,R2 [RRE] */ FP_HELPER(sqdbr); break; case 0x17: /* MEEBR R1,R2 [RRE] */ FP_HELPER(meebr); break; case 0x19: /* CDBR R1,R2 [RRE] */ FP_HELPER_CC(cdbr); break; case 0x1a: /* ADBR R1,R2 [RRE] */ FP_HELPER_CC(adbr); break; case 0x1b: /* SDBR R1,R2 [RRE] */ FP_HELPER_CC(sdbr); break; case 0x1c: /* MDBR R1,R2 [RRE] */ FP_HELPER(mdbr); break; case 0x1d: /* DDBR R1,R2 [RRE] */ FP_HELPER(ddbr); break; case 0xe: /* MAEBR R1,R3,R2 [RRF] */ case 0x1e: /* MADBR R1,R3,R2 [RRF] */ case 0x1f: /* MSDBR R1,R3,R2 [RRF] */ /* for RRF insns, m3 is R1, r1 is R3, and r2 is R2 */ tmp32_1 = tcg_const_i32(m3); tmp32_2 = tcg_const_i32(r2); tmp32_3 = tcg_const_i32(r1); switch (op) { case 0xe: gen_helper_maebr(tmp32_1, tmp32_3, tmp32_2); break; case 0x1e: gen_helper_madbr(tmp32_1, tmp32_3, tmp32_2); break; case 0x1f: gen_helper_msdbr(tmp32_1, tmp32_3, tmp32_2); break; default: tcg_abort(); } tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); tcg_temp_free_i32(tmp32_3); break; case 0x40: /* LPXBR R1,R2 [RRE] */ FP_HELPER_CC(lpxbr); break; case 0x42: /* LTXBR R1,R2 [RRE] */ FP_HELPER_CC(ltxbr); break; case 0x43: /* LCXBR R1,R2 [RRE] */ FP_HELPER_CC(lcxbr); break; case 0x44: /* LEDBR R1,R2 [RRE] */ FP_HELPER(ledbr); break; case 0x45: /* LDXBR R1,R2 [RRE] */ FP_HELPER(ldxbr); break; case 0x46: /* LEXBR R1,R2 [RRE] */ FP_HELPER(lexbr); break; case 0x49: /* CXBR R1,R2 [RRE] */ FP_HELPER_CC(cxbr); break; case 0x4a: /* AXBR R1,R2 [RRE] */ FP_HELPER_CC(axbr); break; case 0x4b: /* SXBR R1,R2 [RRE] */ FP_HELPER_CC(sxbr); break; case 0x4c: /* MXBR R1,R2 [RRE] */ FP_HELPER(mxbr); break; case 0x4d: /* DXBR R1,R2 [RRE] */ FP_HELPER(dxbr); break; case 0x65: /* LXR R1,R2 [RRE] */ tmp = load_freg(r2); store_freg(r1, tmp); tcg_temp_free_i64(tmp); tmp = load_freg(r2 + 2); store_freg(r1 + 2, tmp); tcg_temp_free_i64(tmp); break; case 0x74: /* LZER R1 [RRE] */ tmp32_1 = tcg_const_i32(r1); gen_helper_lzer(tmp32_1); tcg_temp_free_i32(tmp32_1); break; case 0x75: /* LZDR R1 [RRE] */ tmp32_1 = tcg_const_i32(r1); gen_helper_lzdr(tmp32_1); tcg_temp_free_i32(tmp32_1); break; case 0x76: /* LZXR R1 [RRE] */ tmp32_1 = tcg_const_i32(r1); gen_helper_lzxr(tmp32_1); tcg_temp_free_i32(tmp32_1); break; case 0x84: /* SFPC R1 [RRE] */ tmp32_1 = load_reg32(r1); tcg_gen_st_i32(tmp32_1, cpu_env, offsetof(CPUState, fpc)); tcg_temp_free_i32(tmp32_1); break; case 0x8c: /* EFPC R1 [RRE] */ tmp32_1 = tcg_temp_new_i32(); tcg_gen_ld_i32(tmp32_1, cpu_env, offsetof(CPUState, fpc)); store_reg32(r1, tmp32_1); tcg_temp_free_i32(tmp32_1); break; case 0x94: /* CEFBR R1,R2 [RRE] */ case 0x95: /* CDFBR R1,R2 [RRE] */ case 0x96: /* CXFBR R1,R2 [RRE] */ tmp32_1 = tcg_const_i32(r1); tmp32_2 = load_reg32(r2); switch (op) { case 0x94: gen_helper_cefbr(tmp32_1, tmp32_2); break; case 0x95: gen_helper_cdfbr(tmp32_1, tmp32_2); break; case 0x96: gen_helper_cxfbr(tmp32_1, tmp32_2); break; default: tcg_abort(); } tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); break; case 0x98: /* CFEBR R1,R2 [RRE] */ case 0x99: /* CFDBR R1,R2 [RRE] */ case 0x9a: /* CFXBR R1,R2 [RRE] */ tmp32_1 = tcg_const_i32(r1); tmp32_2 = tcg_const_i32(r2); tmp32_3 = tcg_const_i32(m3); switch (op) { case 0x98: gen_helper_cfebr(cc_op, tmp32_1, tmp32_2, tmp32_3); break; case 0x99: gen_helper_cfdbr(cc_op, tmp32_1, tmp32_2, tmp32_3); break; case 0x9a: gen_helper_cfxbr(cc_op, tmp32_1, tmp32_2, tmp32_3); break; default: tcg_abort(); } set_cc_static(s); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); tcg_temp_free_i32(tmp32_3); break; case 0xa4: /* CEGBR R1,R2 [RRE] */ case 0xa5: /* CDGBR R1,R2 [RRE] */ tmp32_1 = tcg_const_i32(r1); tmp = load_reg(r2); switch (op) { case 0xa4: gen_helper_cegbr(tmp32_1, tmp); break; case 0xa5: gen_helper_cdgbr(tmp32_1, tmp); break; default: tcg_abort(); } tcg_temp_free_i32(tmp32_1); tcg_temp_free_i64(tmp); break; case 0xa6: /* CXGBR R1,R2 [RRE] */ tmp32_1 = tcg_const_i32(r1); tmp = load_reg(r2); gen_helper_cxgbr(tmp32_1, tmp); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i64(tmp); break; case 0xa8: /* CGEBR R1,R2 [RRE] */ tmp32_1 = tcg_const_i32(r1); tmp32_2 = tcg_const_i32(r2); tmp32_3 = tcg_const_i32(m3); gen_helper_cgebr(cc_op, tmp32_1, tmp32_2, tmp32_3); set_cc_static(s); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); tcg_temp_free_i32(tmp32_3); break; case 0xa9: /* CGDBR R1,R2 [RRE] */ tmp32_1 = tcg_const_i32(r1); tmp32_2 = tcg_const_i32(r2); tmp32_3 = tcg_const_i32(m3); gen_helper_cgdbr(cc_op, tmp32_1, tmp32_2, tmp32_3); set_cc_static(s); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); tcg_temp_free_i32(tmp32_3); break; case 0xaa: /* CGXBR R1,R2 [RRE] */ tmp32_1 = tcg_const_i32(r1); tmp32_2 = tcg_const_i32(r2); tmp32_3 = tcg_const_i32(m3); gen_helper_cgxbr(cc_op, tmp32_1, tmp32_2, tmp32_3); set_cc_static(s); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); tcg_temp_free_i32(tmp32_3); break; default: LOG_DISAS("illegal b3 operation 0x%x\n", op); gen_illegal_opcode(s, 2); break; } #undef FP_HELPER_CC #undef FP_HELPER } static void disas_b9(DisasContext *s, int op, int r1, int r2) { TCGv_i64 tmp, tmp2, tmp3; TCGv_i32 tmp32_1, tmp32_2, tmp32_3; LOG_DISAS("disas_b9: op 0x%x r1 %d r2 %d\n", op, r1, r2); switch (op) { case 0x0: /* LPGR R1,R2 [RRE] */ case 0x1: /* LNGR R1,R2 [RRE] */ case 0x2: /* LTGR R1,R2 [RRE] */ case 0x3: /* LCGR R1,R2 [RRE] */ case 0x10: /* LPGFR R1,R2 [RRE] */ case 0x11: /* LNFGR R1,R2 [RRE] */ case 0x12: /* LTGFR R1,R2 [RRE] */ case 0x13: /* LCGFR R1,R2 [RRE] */ if (op & 0x10) { tmp = load_reg32_i64(r2); } else { tmp = load_reg(r2); } switch (op & 0xf) { case 0x0: /* LP?GR */ set_cc_abs64(s, tmp); gen_helper_abs_i64(tmp, tmp); store_reg(r1, tmp); break; case 0x1: /* LN?GR */ set_cc_nabs64(s, tmp); gen_helper_nabs_i64(tmp, tmp); store_reg(r1, tmp); break; case 0x2: /* LT?GR */ if (r1 != r2) { store_reg(r1, tmp); } set_cc_s64(s, tmp); break; case 0x3: /* LC?GR */ tcg_gen_neg_i64(regs[r1], tmp); set_cc_comp64(s, regs[r1]); break; } tcg_temp_free_i64(tmp); break; case 0x4: /* LGR R1,R2 [RRE] */ store_reg(r1, regs[r2]); break; case 0x6: /* LGBR R1,R2 [RRE] */ tmp2 = load_reg(r2); tcg_gen_ext8s_i64(tmp2, tmp2); store_reg(r1, tmp2); tcg_temp_free_i64(tmp2); break; case 0x8: /* AGR R1,R2 [RRE] */ case 0xa: /* ALGR R1,R2 [RRE] */ tmp = load_reg(r1); tmp2 = load_reg(r2); tmp3 = tcg_temp_new_i64(); tcg_gen_add_i64(tmp3, tmp, tmp2); store_reg(r1, tmp3); switch (op) { case 0x8: set_cc_add64(s, tmp, tmp2, tmp3); break; case 0xa: set_cc_addu64(s, tmp, tmp2, tmp3); break; default: tcg_abort(); } tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); tcg_temp_free_i64(tmp3); break; case 0x9: /* SGR R1,R2 [RRE] */ case 0xb: /* SLGR R1,R2 [RRE] */ case 0x1b: /* SLGFR R1,R2 [RRE] */ case 0x19: /* SGFR R1,R2 [RRE] */ tmp = load_reg(r1); switch (op) { case 0x1b: tmp32_1 = load_reg32(r2); tmp2 = tcg_temp_new_i64(); tcg_gen_extu_i32_i64(tmp2, tmp32_1); tcg_temp_free_i32(tmp32_1); break; case 0x19: tmp32_1 = load_reg32(r2); tmp2 = tcg_temp_new_i64(); tcg_gen_ext_i32_i64(tmp2, tmp32_1); tcg_temp_free_i32(tmp32_1); break; default: tmp2 = load_reg(r2); break; } tmp3 = tcg_temp_new_i64(); tcg_gen_sub_i64(tmp3, tmp, tmp2); store_reg(r1, tmp3); switch (op) { case 0x9: case 0x19: set_cc_sub64(s, tmp, tmp2, tmp3); break; case 0xb: case 0x1b: set_cc_subu64(s, tmp, tmp2, tmp3); break; default: tcg_abort(); } tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); tcg_temp_free_i64(tmp3); break; case 0xc: /* MSGR R1,R2 [RRE] */ case 0x1c: /* MSGFR R1,R2 [RRE] */ tmp = load_reg(r1); tmp2 = load_reg(r2); if (op == 0x1c) { tcg_gen_ext32s_i64(tmp2, tmp2); } tcg_gen_mul_i64(tmp, tmp, tmp2); store_reg(r1, tmp); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); break; case 0xd: /* DSGR R1,R2 [RRE] */ case 0x1d: /* DSGFR R1,R2 [RRE] */ tmp = load_reg(r1 + 1); if (op == 0xd) { tmp2 = load_reg(r2); } else { tmp32_1 = load_reg32(r2); tmp2 = tcg_temp_new_i64(); tcg_gen_ext_i32_i64(tmp2, tmp32_1); tcg_temp_free_i32(tmp32_1); } tmp3 = tcg_temp_new_i64(); tcg_gen_div_i64(tmp3, tmp, tmp2); store_reg(r1 + 1, tmp3); tcg_gen_rem_i64(tmp3, tmp, tmp2); store_reg(r1, tmp3); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); tcg_temp_free_i64(tmp3); break; case 0x14: /* LGFR R1,R2 [RRE] */ tmp32_1 = load_reg32(r2); tmp = tcg_temp_new_i64(); tcg_gen_ext_i32_i64(tmp, tmp32_1); store_reg(r1, tmp); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i64(tmp); break; case 0x16: /* LLGFR R1,R2 [RRE] */ tmp32_1 = load_reg32(r2); tmp = tcg_temp_new_i64(); tcg_gen_extu_i32_i64(tmp, tmp32_1); store_reg(r1, tmp); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i64(tmp); break; case 0x17: /* LLGTR R1,R2 [RRE] */ tmp32_1 = load_reg32(r2); tmp = tcg_temp_new_i64(); tcg_gen_andi_i32(tmp32_1, tmp32_1, 0x7fffffffUL); tcg_gen_extu_i32_i64(tmp, tmp32_1); store_reg(r1, tmp); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i64(tmp); break; case 0x18: /* AGFR R1,R2 [RRE] */ case 0x1a: /* ALGFR R1,R2 [RRE] */ tmp32_1 = load_reg32(r2); tmp2 = tcg_temp_new_i64(); if (op == 0x18) { tcg_gen_ext_i32_i64(tmp2, tmp32_1); } else { tcg_gen_extu_i32_i64(tmp2, tmp32_1); } tcg_temp_free_i32(tmp32_1); tmp = load_reg(r1); tmp3 = tcg_temp_new_i64(); tcg_gen_add_i64(tmp3, tmp, tmp2); store_reg(r1, tmp3); if (op == 0x18) { set_cc_add64(s, tmp, tmp2, tmp3); } else { set_cc_addu64(s, tmp, tmp2, tmp3); } tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); tcg_temp_free_i64(tmp3); break; case 0x0f: /* LRVGR R1,R2 [RRE] */ tcg_gen_bswap64_i64(regs[r1], regs[r2]); break; case 0x1f: /* LRVR R1,R2 [RRE] */ tmp32_1 = load_reg32(r2); tcg_gen_bswap32_i32(tmp32_1, tmp32_1); store_reg32(r1, tmp32_1); tcg_temp_free_i32(tmp32_1); break; case 0x20: /* CGR R1,R2 [RRE] */ case 0x30: /* CGFR R1,R2 [RRE] */ tmp2 = load_reg(r2); if (op == 0x30) { tcg_gen_ext32s_i64(tmp2, tmp2); } tmp = load_reg(r1); cmp_s64(s, tmp, tmp2); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); break; case 0x21: /* CLGR R1,R2 [RRE] */ case 0x31: /* CLGFR R1,R2 [RRE] */ tmp2 = load_reg(r2); if (op == 0x31) { tcg_gen_ext32u_i64(tmp2, tmp2); } tmp = load_reg(r1); cmp_u64(s, tmp, tmp2); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); break; case 0x26: /* LBR R1,R2 [RRE] */ tmp32_1 = load_reg32(r2); tcg_gen_ext8s_i32(tmp32_1, tmp32_1); store_reg32(r1, tmp32_1); tcg_temp_free_i32(tmp32_1); break; case 0x27: /* LHR R1,R2 [RRE] */ tmp32_1 = load_reg32(r2); tcg_gen_ext16s_i32(tmp32_1, tmp32_1); store_reg32(r1, tmp32_1); tcg_temp_free_i32(tmp32_1); break; case 0x80: /* NGR R1,R2 [RRE] */ case 0x81: /* OGR R1,R2 [RRE] */ case 0x82: /* XGR R1,R2 [RRE] */ tmp = load_reg(r1); tmp2 = load_reg(r2); switch (op) { case 0x80: tcg_gen_and_i64(tmp, tmp, tmp2); break; case 0x81: tcg_gen_or_i64(tmp, tmp, tmp2); break; case 0x82: tcg_gen_xor_i64(tmp, tmp, tmp2); break; default: tcg_abort(); } store_reg(r1, tmp); set_cc_nz_u64(s, tmp); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); break; case 0x83: /* FLOGR R1,R2 [RRE] */ tmp = load_reg(r2); tmp32_1 = tcg_const_i32(r1); gen_helper_flogr(cc_op, tmp32_1, tmp); set_cc_static(s); tcg_temp_free_i64(tmp); tcg_temp_free_i32(tmp32_1); break; case 0x84: /* LLGCR R1,R2 [RRE] */ tmp = load_reg(r2); tcg_gen_andi_i64(tmp, tmp, 0xff); store_reg(r1, tmp); tcg_temp_free_i64(tmp); break; case 0x85: /* LLGHR R1,R2 [RRE] */ tmp = load_reg(r2); tcg_gen_andi_i64(tmp, tmp, 0xffff); store_reg(r1, tmp); tcg_temp_free_i64(tmp); break; case 0x87: /* DLGR R1,R2 [RRE] */ tmp32_1 = tcg_const_i32(r1); tmp = load_reg(r2); gen_helper_dlg(tmp32_1, tmp); tcg_temp_free_i64(tmp); tcg_temp_free_i32(tmp32_1); break; case 0x88: /* ALCGR R1,R2 [RRE] */ tmp = load_reg(r1); tmp2 = load_reg(r2); tmp3 = tcg_temp_new_i64(); gen_op_calc_cc(s); tcg_gen_extu_i32_i64(tmp3, cc_op); tcg_gen_shri_i64(tmp3, tmp3, 1); tcg_gen_andi_i64(tmp3, tmp3, 1); tcg_gen_add_i64(tmp3, tmp2, tmp3); tcg_gen_add_i64(tmp3, tmp, tmp3); store_reg(r1, tmp3); set_cc_addu64(s, tmp, tmp2, tmp3); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); tcg_temp_free_i64(tmp3); break; case 0x89: /* SLBGR R1,R2 [RRE] */ tmp = load_reg(r1); tmp2 = load_reg(r2); tmp32_1 = tcg_const_i32(r1); gen_op_calc_cc(s); gen_helper_slbg(cc_op, cc_op, tmp32_1, tmp, tmp2); set_cc_static(s); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); tcg_temp_free_i32(tmp32_1); break; case 0x94: /* LLCR R1,R2 [RRE] */ tmp32_1 = load_reg32(r2); tcg_gen_andi_i32(tmp32_1, tmp32_1, 0xff); store_reg32(r1, tmp32_1); tcg_temp_free_i32(tmp32_1); break; case 0x95: /* LLHR R1,R2 [RRE] */ tmp32_1 = load_reg32(r2); tcg_gen_andi_i32(tmp32_1, tmp32_1, 0xffff); store_reg32(r1, tmp32_1); tcg_temp_free_i32(tmp32_1); break; case 0x96: /* MLR R1,R2 [RRE] */ /* reg(r1, r1+1) = reg(r1+1) * reg(r2) */ tmp2 = load_reg(r2); tmp3 = load_reg((r1 + 1) & 15); tcg_gen_ext32u_i64(tmp2, tmp2); tcg_gen_ext32u_i64(tmp3, tmp3); tcg_gen_mul_i64(tmp2, tmp2, tmp3); store_reg32_i64((r1 + 1) & 15, tmp2); tcg_gen_shri_i64(tmp2, tmp2, 32); store_reg32_i64(r1, tmp2); tcg_temp_free_i64(tmp2); tcg_temp_free_i64(tmp3); break; case 0x97: /* DLR R1,R2 [RRE] */ /* reg(r1) = reg(r1, r1+1) % reg(r2) */ /* reg(r1+1) = reg(r1, r1+1) / reg(r2) */ tmp = load_reg(r1); tmp2 = load_reg(r2); tmp3 = load_reg((r1 + 1) & 15); tcg_gen_ext32u_i64(tmp2, tmp2); tcg_gen_ext32u_i64(tmp3, tmp3); tcg_gen_shli_i64(tmp, tmp, 32); tcg_gen_or_i64(tmp, tmp, tmp3); tcg_gen_rem_i64(tmp3, tmp, tmp2); tcg_gen_div_i64(tmp, tmp, tmp2); store_reg32_i64((r1 + 1) & 15, tmp); store_reg32_i64(r1, tmp3); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); tcg_temp_free_i64(tmp3); break; case 0x98: /* ALCR R1,R2 [RRE] */ tmp32_1 = load_reg32(r1); tmp32_2 = load_reg32(r2); tmp32_3 = tcg_temp_new_i32(); /* XXX possible optimization point */ gen_op_calc_cc(s); gen_helper_addc_u32(tmp32_3, cc_op, tmp32_1, tmp32_2); set_cc_addu32(s, tmp32_1, tmp32_2, tmp32_3); store_reg32(r1, tmp32_3); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); tcg_temp_free_i32(tmp32_3); break; case 0x99: /* SLBR R1,R2 [RRE] */ tmp32_1 = load_reg32(r2); tmp32_2 = tcg_const_i32(r1); gen_op_calc_cc(s); gen_helper_slb(cc_op, cc_op, tmp32_2, tmp32_1); set_cc_static(s); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); break; default: LOG_DISAS("illegal b9 operation 0x%x\n", op); gen_illegal_opcode(s, 2); break; } } static void disas_c0(DisasContext *s, int op, int r1, int i2) { TCGv_i64 tmp; TCGv_i32 tmp32_1, tmp32_2; uint64_t target = s->pc + i2 * 2LL; int l1; LOG_DISAS("disas_c0: op 0x%x r1 %d i2 %d\n", op, r1, i2); switch (op) { case 0: /* larl r1, i2 */ tmp = tcg_const_i64(target); store_reg(r1, tmp); tcg_temp_free_i64(tmp); break; case 0x1: /* LGFI R1,I2 [RIL] */ tmp = tcg_const_i64((int64_t)i2); store_reg(r1, tmp); tcg_temp_free_i64(tmp); break; case 0x4: /* BRCL M1,I2 [RIL] */ /* m1 & (1 << (3 - cc)) */ tmp32_1 = tcg_const_i32(3); tmp32_2 = tcg_const_i32(1); gen_op_calc_cc(s); tcg_gen_sub_i32(tmp32_1, tmp32_1, cc_op); tcg_gen_shl_i32(tmp32_2, tmp32_2, tmp32_1); tcg_temp_free_i32(tmp32_1); tmp32_1 = tcg_const_i32(r1); /* m1 == r1 */ tcg_gen_and_i32(tmp32_1, tmp32_1, tmp32_2); l1 = gen_new_label(); tcg_gen_brcondi_i32(TCG_COND_EQ, tmp32_1, 0, l1); gen_goto_tb(s, 0, target); gen_set_label(l1); gen_goto_tb(s, 1, s->pc + 6); s->is_jmp = DISAS_TB_JUMP; tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); break; case 0x5: /* brasl r1, i2 */ tmp = tcg_const_i64(pc_to_link_info(s, s->pc + 6)); store_reg(r1, tmp); tcg_temp_free_i64(tmp); gen_goto_tb(s, 0, target); s->is_jmp = DISAS_TB_JUMP; break; case 0x7: /* XILF R1,I2 [RIL] */ case 0xb: /* NILF R1,I2 [RIL] */ case 0xd: /* OILF R1,I2 [RIL] */ tmp32_1 = load_reg32(r1); switch (op) { case 0x7: tcg_gen_xori_i32(tmp32_1, tmp32_1, (uint32_t)i2); break; case 0xb: tcg_gen_andi_i32(tmp32_1, tmp32_1, (uint32_t)i2); break; case 0xd: tcg_gen_ori_i32(tmp32_1, tmp32_1, (uint32_t)i2); break; default: tcg_abort(); } store_reg32(r1, tmp32_1); set_cc_nz_u32(s, tmp32_1); tcg_temp_free_i32(tmp32_1); break; case 0x9: /* IILF R1,I2 [RIL] */ tmp32_1 = tcg_const_i32((uint32_t)i2); store_reg32(r1, tmp32_1); tcg_temp_free_i32(tmp32_1); break; case 0xa: /* NIHF R1,I2 [RIL] */ tmp = load_reg(r1); tmp32_1 = tcg_temp_new_i32(); tcg_gen_andi_i64(tmp, tmp, (((uint64_t)((uint32_t)i2)) << 32) | 0xffffffffULL); store_reg(r1, tmp); tcg_gen_shri_i64(tmp, tmp, 32); tcg_gen_trunc_i64_i32(tmp32_1, tmp); set_cc_nz_u32(s, tmp32_1); tcg_temp_free_i64(tmp); tcg_temp_free_i32(tmp32_1); break; case 0xe: /* LLIHF R1,I2 [RIL] */ tmp = tcg_const_i64(((uint64_t)(uint32_t)i2) << 32); store_reg(r1, tmp); tcg_temp_free_i64(tmp); break; case 0xf: /* LLILF R1,I2 [RIL] */ tmp = tcg_const_i64((uint32_t)i2); store_reg(r1, tmp); tcg_temp_free_i64(tmp); break; default: LOG_DISAS("illegal c0 operation 0x%x\n", op); gen_illegal_opcode(s, 3); break; } } static void disas_c2(DisasContext *s, int op, int r1, int i2) { TCGv_i64 tmp, tmp2, tmp3; TCGv_i32 tmp32_1, tmp32_2, tmp32_3; switch (op) { case 0x4: /* SLGFI R1,I2 [RIL] */ case 0xa: /* ALGFI R1,I2 [RIL] */ tmp = load_reg(r1); tmp2 = tcg_const_i64((uint64_t)(uint32_t)i2); tmp3 = tcg_temp_new_i64(); switch (op) { case 0x4: tcg_gen_sub_i64(tmp3, tmp, tmp2); set_cc_subu64(s, tmp, tmp2, tmp3); break; case 0xa: tcg_gen_add_i64(tmp3, tmp, tmp2); set_cc_addu64(s, tmp, tmp2, tmp3); break; default: tcg_abort(); } store_reg(r1, tmp3); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); tcg_temp_free_i64(tmp3); break; case 0x5: /* SLFI R1,I2 [RIL] */ case 0xb: /* ALFI R1,I2 [RIL] */ tmp32_1 = load_reg32(r1); tmp32_2 = tcg_const_i32(i2); tmp32_3 = tcg_temp_new_i32(); switch (op) { case 0x5: tcg_gen_sub_i32(tmp32_3, tmp32_1, tmp32_2); set_cc_subu32(s, tmp32_1, tmp32_2, tmp32_3); break; case 0xb: tcg_gen_add_i32(tmp32_3, tmp32_1, tmp32_2); set_cc_addu32(s, tmp32_1, tmp32_2, tmp32_3); break; default: tcg_abort(); } store_reg32(r1, tmp32_3); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); tcg_temp_free_i32(tmp32_3); break; case 0xc: /* CGFI R1,I2 [RIL] */ tmp = load_reg(r1); cmp_s64c(s, tmp, (int64_t)i2); tcg_temp_free_i64(tmp); break; case 0xe: /* CLGFI R1,I2 [RIL] */ tmp = load_reg(r1); cmp_u64c(s, tmp, (uint64_t)(uint32_t)i2); tcg_temp_free_i64(tmp); break; case 0xd: /* CFI R1,I2 [RIL] */ tmp32_1 = load_reg32(r1); cmp_s32c(s, tmp32_1, i2); tcg_temp_free_i32(tmp32_1); break; case 0xf: /* CLFI R1,I2 [RIL] */ tmp32_1 = load_reg32(r1); cmp_u32c(s, tmp32_1, i2); tcg_temp_free_i32(tmp32_1); break; default: LOG_DISAS("illegal c2 operation 0x%x\n", op); gen_illegal_opcode(s, 3); break; } } static void gen_and_or_xor_i32(int opc, TCGv_i32 tmp, TCGv_i32 tmp2) { switch (opc & 0xf) { case 0x4: tcg_gen_and_i32(tmp, tmp, tmp2); break; case 0x6: tcg_gen_or_i32(tmp, tmp, tmp2); break; case 0x7: tcg_gen_xor_i32(tmp, tmp, tmp2); break; default: tcg_abort(); } } static void disas_s390_insn(DisasContext *s) { TCGv_i64 tmp, tmp2, tmp3, tmp4; TCGv_i32 tmp32_1, tmp32_2, tmp32_3, tmp32_4; unsigned char opc; uint64_t insn; int op, r1, r2, r3, d1, d2, x2, b1, b2, i, i2, r1b; TCGv_i32 vl; int ilc; int l1; opc = ldub_code(s->pc); LOG_DISAS("opc 0x%x\n", opc); ilc = get_ilc(opc); switch (opc) { #ifndef CONFIG_USER_ONLY case 0x01: /* SAM */ insn = ld_code2(s->pc); /* set addressing mode, but we only do 64bit anyways */ break; #endif case 0x6: /* BCTR R1,R2 [RR] */ insn = ld_code2(s->pc); decode_rr(s, insn, &r1, &r2); tmp32_1 = load_reg32(r1); tcg_gen_subi_i32(tmp32_1, tmp32_1, 1); store_reg32(r1, tmp32_1); if (r2) { gen_update_cc_op(s); l1 = gen_new_label(); tcg_gen_brcondi_i32(TCG_COND_NE, tmp32_1, 0, l1); /* not taking the branch, jump to after the instruction */ gen_goto_tb(s, 0, s->pc + 2); gen_set_label(l1); /* take the branch, move R2 into psw.addr */ tmp32_1 = load_reg32(r2); tmp = tcg_temp_new_i64(); tcg_gen_extu_i32_i64(tmp, tmp32_1); tcg_gen_mov_i64(psw_addr, tmp); s->is_jmp = DISAS_JUMP; tcg_temp_free_i32(tmp32_1); tcg_temp_free_i64(tmp); } break; case 0x7: /* BCR M1,R2 [RR] */ insn = ld_code2(s->pc); decode_rr(s, insn, &r1, &r2); if (r2) { tmp = load_reg(r2); gen_bcr(s, r1, tmp, s->pc); tcg_temp_free_i64(tmp); s->is_jmp = DISAS_TB_JUMP; } else { /* XXX: "serialization and checkpoint-synchronization function"? */ } break; case 0xa: /* SVC I [RR] */ insn = ld_code2(s->pc); debug_insn(insn); i = insn & 0xff; update_psw_addr(s); gen_op_calc_cc(s); tmp32_1 = tcg_const_i32(i); tmp32_2 = tcg_const_i32(ilc * 2); tmp32_3 = tcg_const_i32(EXCP_SVC); tcg_gen_st_i32(tmp32_1, cpu_env, offsetof(CPUState, int_svc_code)); tcg_gen_st_i32(tmp32_2, cpu_env, offsetof(CPUState, int_svc_ilc)); gen_helper_exception(tmp32_3); s->is_jmp = DISAS_EXCP; tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); tcg_temp_free_i32(tmp32_3); break; case 0xd: /* BASR R1,R2 [RR] */ insn = ld_code2(s->pc); decode_rr(s, insn, &r1, &r2); tmp = tcg_const_i64(pc_to_link_info(s, s->pc + 2)); store_reg(r1, tmp); if (r2) { tmp2 = load_reg(r2); tcg_gen_mov_i64(psw_addr, tmp2); tcg_temp_free_i64(tmp2); s->is_jmp = DISAS_JUMP; } tcg_temp_free_i64(tmp); break; case 0xe: /* MVCL R1,R2 [RR] */ insn = ld_code2(s->pc); decode_rr(s, insn, &r1, &r2); tmp32_1 = tcg_const_i32(r1); tmp32_2 = tcg_const_i32(r2); potential_page_fault(s); gen_helper_mvcl(cc_op, tmp32_1, tmp32_2); set_cc_static(s); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); break; case 0x10: /* LPR R1,R2 [RR] */ insn = ld_code2(s->pc); decode_rr(s, insn, &r1, &r2); tmp32_1 = load_reg32(r2); set_cc_abs32(s, tmp32_1); gen_helper_abs_i32(tmp32_1, tmp32_1); store_reg32(r1, tmp32_1); tcg_temp_free_i32(tmp32_1); break; case 0x11: /* LNR R1,R2 [RR] */ insn = ld_code2(s->pc); decode_rr(s, insn, &r1, &r2); tmp32_1 = load_reg32(r2); set_cc_nabs32(s, tmp32_1); gen_helper_nabs_i32(tmp32_1, tmp32_1); store_reg32(r1, tmp32_1); tcg_temp_free_i32(tmp32_1); break; case 0x12: /* LTR R1,R2 [RR] */ insn = ld_code2(s->pc); decode_rr(s, insn, &r1, &r2); tmp32_1 = load_reg32(r2); if (r1 != r2) { store_reg32(r1, tmp32_1); } set_cc_s32(s, tmp32_1); tcg_temp_free_i32(tmp32_1); break; case 0x13: /* LCR R1,R2 [RR] */ insn = ld_code2(s->pc); decode_rr(s, insn, &r1, &r2); tmp32_1 = load_reg32(r2); tcg_gen_neg_i32(tmp32_1, tmp32_1); store_reg32(r1, tmp32_1); set_cc_comp32(s, tmp32_1); tcg_temp_free_i32(tmp32_1); break; case 0x14: /* NR R1,R2 [RR] */ case 0x16: /* OR R1,R2 [RR] */ case 0x17: /* XR R1,R2 [RR] */ insn = ld_code2(s->pc); decode_rr(s, insn, &r1, &r2); tmp32_2 = load_reg32(r2); tmp32_1 = load_reg32(r1); gen_and_or_xor_i32(opc, tmp32_1, tmp32_2); store_reg32(r1, tmp32_1); set_cc_nz_u32(s, tmp32_1); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); break; case 0x18: /* LR R1,R2 [RR] */ insn = ld_code2(s->pc); decode_rr(s, insn, &r1, &r2); tmp32_1 = load_reg32(r2); store_reg32(r1, tmp32_1); tcg_temp_free_i32(tmp32_1); break; case 0x15: /* CLR R1,R2 [RR] */ case 0x19: /* CR R1,R2 [RR] */ insn = ld_code2(s->pc); decode_rr(s, insn, &r1, &r2); tmp32_1 = load_reg32(r1); tmp32_2 = load_reg32(r2); if (opc == 0x15) { cmp_u32(s, tmp32_1, tmp32_2); } else { cmp_s32(s, tmp32_1, tmp32_2); } tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); break; case 0x1a: /* AR R1,R2 [RR] */ case 0x1e: /* ALR R1,R2 [RR] */ insn = ld_code2(s->pc); decode_rr(s, insn, &r1, &r2); tmp32_1 = load_reg32(r1); tmp32_2 = load_reg32(r2); tmp32_3 = tcg_temp_new_i32(); tcg_gen_add_i32(tmp32_3, tmp32_1, tmp32_2); store_reg32(r1, tmp32_3); if (opc == 0x1a) { set_cc_add32(s, tmp32_1, tmp32_2, tmp32_3); } else { set_cc_addu32(s, tmp32_1, tmp32_2, tmp32_3); } tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); tcg_temp_free_i32(tmp32_3); break; case 0x1b: /* SR R1,R2 [RR] */ case 0x1f: /* SLR R1,R2 [RR] */ insn = ld_code2(s->pc); decode_rr(s, insn, &r1, &r2); tmp32_1 = load_reg32(r1); tmp32_2 = load_reg32(r2); tmp32_3 = tcg_temp_new_i32(); tcg_gen_sub_i32(tmp32_3, tmp32_1, tmp32_2); store_reg32(r1, tmp32_3); if (opc == 0x1b) { set_cc_sub32(s, tmp32_1, tmp32_2, tmp32_3); } else { set_cc_subu32(s, tmp32_1, tmp32_2, tmp32_3); } tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); tcg_temp_free_i32(tmp32_3); break; case 0x1c: /* MR R1,R2 [RR] */ /* reg(r1, r1+1) = reg(r1+1) * reg(r2) */ insn = ld_code2(s->pc); decode_rr(s, insn, &r1, &r2); tmp2 = load_reg(r2); tmp3 = load_reg((r1 + 1) & 15); tcg_gen_ext32s_i64(tmp2, tmp2); tcg_gen_ext32s_i64(tmp3, tmp3); tcg_gen_mul_i64(tmp2, tmp2, tmp3); store_reg32_i64((r1 + 1) & 15, tmp2); tcg_gen_shri_i64(tmp2, tmp2, 32); store_reg32_i64(r1, tmp2); tcg_temp_free_i64(tmp2); tcg_temp_free_i64(tmp3); break; case 0x1d: /* DR R1,R2 [RR] */ insn = ld_code2(s->pc); decode_rr(s, insn, &r1, &r2); tmp32_1 = load_reg32(r1); tmp32_2 = load_reg32(r1 + 1); tmp32_3 = load_reg32(r2); tmp = tcg_temp_new_i64(); /* dividend */ tmp2 = tcg_temp_new_i64(); /* divisor */ tmp3 = tcg_temp_new_i64(); /* dividend is r(r1 << 32) | r(r1 + 1) */ tcg_gen_extu_i32_i64(tmp, tmp32_1); tcg_gen_extu_i32_i64(tmp2, tmp32_2); tcg_gen_shli_i64(tmp, tmp, 32); tcg_gen_or_i64(tmp, tmp, tmp2); /* divisor is r(r2) */ tcg_gen_ext_i32_i64(tmp2, tmp32_3); tcg_gen_div_i64(tmp3, tmp, tmp2); tcg_gen_rem_i64(tmp, tmp, tmp2); tcg_gen_trunc_i64_i32(tmp32_1, tmp); tcg_gen_trunc_i64_i32(tmp32_2, tmp3); store_reg32(r1, tmp32_1); /* remainder */ store_reg32(r1 + 1, tmp32_2); /* quotient */ tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); tcg_temp_free_i32(tmp32_3); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); tcg_temp_free_i64(tmp3); break; case 0x28: /* LDR R1,R2 [RR] */ insn = ld_code2(s->pc); decode_rr(s, insn, &r1, &r2); tmp = load_freg(r2); store_freg(r1, tmp); tcg_temp_free_i64(tmp); break; case 0x38: /* LER R1,R2 [RR] */ insn = ld_code2(s->pc); decode_rr(s, insn, &r1, &r2); tmp32_1 = load_freg32(r2); store_freg32(r1, tmp32_1); tcg_temp_free_i32(tmp32_1); break; case 0x40: /* STH R1,D2(X2,B2) [RX] */ insn = ld_code4(s->pc); tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); tmp2 = load_reg(r1); tcg_gen_qemu_st16(tmp2, tmp, get_mem_index(s)); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); break; case 0x41: /* la */ insn = ld_code4(s->pc); tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); store_reg(r1, tmp); /* FIXME: 31/24-bit addressing */ tcg_temp_free_i64(tmp); break; case 0x42: /* STC R1,D2(X2,B2) [RX] */ insn = ld_code4(s->pc); tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); tmp2 = load_reg(r1); tcg_gen_qemu_st8(tmp2, tmp, get_mem_index(s)); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); break; case 0x43: /* IC R1,D2(X2,B2) [RX] */ insn = ld_code4(s->pc); tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); tmp2 = tcg_temp_new_i64(); tcg_gen_qemu_ld8u(tmp2, tmp, get_mem_index(s)); store_reg8(r1, tmp2); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); break; case 0x44: /* EX R1,D2(X2,B2) [RX] */ insn = ld_code4(s->pc); tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); tmp2 = load_reg(r1); tmp3 = tcg_const_i64(s->pc + 4); update_psw_addr(s); gen_op_calc_cc(s); gen_helper_ex(cc_op, cc_op, tmp2, tmp, tmp3); set_cc_static(s); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); tcg_temp_free_i64(tmp3); break; case 0x46: /* BCT R1,D2(X2,B2) [RX] */ insn = ld_code4(s->pc); tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); tcg_temp_free_i64(tmp); tmp32_1 = load_reg32(r1); tcg_gen_subi_i32(tmp32_1, tmp32_1, 1); store_reg32(r1, tmp32_1); gen_update_cc_op(s); l1 = gen_new_label(); tcg_gen_brcondi_i32(TCG_COND_NE, tmp32_1, 0, l1); /* not taking the branch, jump to after the instruction */ gen_goto_tb(s, 0, s->pc + 4); gen_set_label(l1); /* take the branch, move R2 into psw.addr */ tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); tcg_gen_mov_i64(psw_addr, tmp); s->is_jmp = DISAS_JUMP; tcg_temp_free_i32(tmp32_1); tcg_temp_free_i64(tmp); break; case 0x47: /* BC M1,D2(X2,B2) [RX] */ insn = ld_code4(s->pc); tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); gen_bcr(s, r1, tmp, s->pc + 4); tcg_temp_free_i64(tmp); s->is_jmp = DISAS_TB_JUMP; break; case 0x48: /* LH R1,D2(X2,B2) [RX] */ insn = ld_code4(s->pc); tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); tmp2 = tcg_temp_new_i64(); tcg_gen_qemu_ld16s(tmp2, tmp, get_mem_index(s)); store_reg32_i64(r1, tmp2); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); break; case 0x49: /* CH R1,D2(X2,B2) [RX] */ insn = ld_code4(s->pc); tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); tmp32_1 = load_reg32(r1); tmp32_2 = tcg_temp_new_i32(); tmp2 = tcg_temp_new_i64(); tcg_gen_qemu_ld16s(tmp2, tmp, get_mem_index(s)); tcg_gen_trunc_i64_i32(tmp32_2, tmp2); cmp_s32(s, tmp32_1, tmp32_2); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); break; case 0x4a: /* AH R1,D2(X2,B2) [RX] */ case 0x4b: /* SH R1,D2(X2,B2) [RX] */ case 0x4c: /* MH R1,D2(X2,B2) [RX] */ insn = ld_code4(s->pc); tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); tmp2 = tcg_temp_new_i64(); tmp32_1 = load_reg32(r1); tmp32_2 = tcg_temp_new_i32(); tmp32_3 = tcg_temp_new_i32(); tcg_gen_qemu_ld16s(tmp2, tmp, get_mem_index(s)); tcg_gen_trunc_i64_i32(tmp32_2, tmp2); switch (opc) { case 0x4a: tcg_gen_add_i32(tmp32_3, tmp32_1, tmp32_2); set_cc_add32(s, tmp32_1, tmp32_2, tmp32_3); break; case 0x4b: tcg_gen_sub_i32(tmp32_3, tmp32_1, tmp32_2); set_cc_sub32(s, tmp32_1, tmp32_2, tmp32_3); break; case 0x4c: tcg_gen_mul_i32(tmp32_3, tmp32_1, tmp32_2); break; default: tcg_abort(); } store_reg32(r1, tmp32_3); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); tcg_temp_free_i32(tmp32_3); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); break; case 0x4d: /* BAS R1,D2(X2,B2) [RX] */ insn = ld_code4(s->pc); tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); tmp2 = tcg_const_i64(pc_to_link_info(s, s->pc + 4)); store_reg(r1, tmp2); tcg_gen_mov_i64(psw_addr, tmp); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); s->is_jmp = DISAS_JUMP; break; case 0x4e: /* CVD R1,D2(X2,B2) [RX] */ insn = ld_code4(s->pc); tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); tmp2 = tcg_temp_new_i64(); tmp32_1 = tcg_temp_new_i32(); tcg_gen_trunc_i64_i32(tmp32_1, regs[r1]); gen_helper_cvd(tmp2, tmp32_1); tcg_gen_qemu_st64(tmp2, tmp, get_mem_index(s)); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); tcg_temp_free_i32(tmp32_1); break; case 0x50: /* st r1, d2(x2, b2) */ insn = ld_code4(s->pc); tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); tmp2 = load_reg(r1); tcg_gen_qemu_st32(tmp2, tmp, get_mem_index(s)); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); break; case 0x55: /* CL R1,D2(X2,B2) [RX] */ insn = ld_code4(s->pc); tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); tmp2 = tcg_temp_new_i64(); tmp32_1 = tcg_temp_new_i32(); tmp32_2 = load_reg32(r1); tcg_gen_qemu_ld32u(tmp2, tmp, get_mem_index(s)); tcg_gen_trunc_i64_i32(tmp32_1, tmp2); cmp_u32(s, tmp32_2, tmp32_1); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); break; case 0x54: /* N R1,D2(X2,B2) [RX] */ case 0x56: /* O R1,D2(X2,B2) [RX] */ case 0x57: /* X R1,D2(X2,B2) [RX] */ insn = ld_code4(s->pc); tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); tmp2 = tcg_temp_new_i64(); tmp32_1 = load_reg32(r1); tmp32_2 = tcg_temp_new_i32(); tcg_gen_qemu_ld32u(tmp2, tmp, get_mem_index(s)); tcg_gen_trunc_i64_i32(tmp32_2, tmp2); gen_and_or_xor_i32(opc, tmp32_1, tmp32_2); store_reg32(r1, tmp32_1); set_cc_nz_u32(s, tmp32_1); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); break; case 0x58: /* l r1, d2(x2, b2) */ insn = ld_code4(s->pc); tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); tmp2 = tcg_temp_new_i64(); tmp32_1 = tcg_temp_new_i32(); tcg_gen_qemu_ld32u(tmp2, tmp, get_mem_index(s)); tcg_gen_trunc_i64_i32(tmp32_1, tmp2); store_reg32(r1, tmp32_1); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); tcg_temp_free_i32(tmp32_1); break; case 0x59: /* C R1,D2(X2,B2) [RX] */ insn = ld_code4(s->pc); tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); tmp2 = tcg_temp_new_i64(); tmp32_1 = tcg_temp_new_i32(); tmp32_2 = load_reg32(r1); tcg_gen_qemu_ld32s(tmp2, tmp, get_mem_index(s)); tcg_gen_trunc_i64_i32(tmp32_1, tmp2); cmp_s32(s, tmp32_2, tmp32_1); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); break; case 0x5a: /* A R1,D2(X2,B2) [RX] */ case 0x5b: /* S R1,D2(X2,B2) [RX] */ case 0x5e: /* AL R1,D2(X2,B2) [RX] */ case 0x5f: /* SL R1,D2(X2,B2) [RX] */ insn = ld_code4(s->pc); tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); tmp32_1 = load_reg32(r1); tmp32_2 = tcg_temp_new_i32(); tmp32_3 = tcg_temp_new_i32(); tcg_gen_qemu_ld32s(tmp, tmp, get_mem_index(s)); tcg_gen_trunc_i64_i32(tmp32_2, tmp); switch (opc) { case 0x5a: case 0x5e: tcg_gen_add_i32(tmp32_3, tmp32_1, tmp32_2); break; case 0x5b: case 0x5f: tcg_gen_sub_i32(tmp32_3, tmp32_1, tmp32_2); break; default: tcg_abort(); } store_reg32(r1, tmp32_3); switch (opc) { case 0x5a: set_cc_add32(s, tmp32_1, tmp32_2, tmp32_3); break; case 0x5e: set_cc_addu32(s, tmp32_1, tmp32_2, tmp32_3); break; case 0x5b: set_cc_sub32(s, tmp32_1, tmp32_2, tmp32_3); break; case 0x5f: set_cc_subu32(s, tmp32_1, tmp32_2, tmp32_3); break; default: tcg_abort(); } tcg_temp_free_i64(tmp); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); tcg_temp_free_i32(tmp32_3); break; case 0x5c: /* M R1,D2(X2,B2) [RX] */ /* reg(r1, r1+1) = reg(r1+1) * *(s32*)addr */ insn = ld_code4(s->pc); tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); tmp2 = tcg_temp_new_i64(); tcg_gen_qemu_ld32s(tmp2, tmp, get_mem_index(s)); tmp3 = load_reg((r1 + 1) & 15); tcg_gen_ext32s_i64(tmp2, tmp2); tcg_gen_ext32s_i64(tmp3, tmp3); tcg_gen_mul_i64(tmp2, tmp2, tmp3); store_reg32_i64((r1 + 1) & 15, tmp2); tcg_gen_shri_i64(tmp2, tmp2, 32); store_reg32_i64(r1, tmp2); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); tcg_temp_free_i64(tmp3); break; case 0x5d: /* D R1,D2(X2,B2) [RX] */ insn = ld_code4(s->pc); tmp3 = decode_rx(s, insn, &r1, &x2, &b2, &d2); tmp32_1 = load_reg32(r1); tmp32_2 = load_reg32(r1 + 1); tmp = tcg_temp_new_i64(); tmp2 = tcg_temp_new_i64(); /* dividend is r(r1 << 32) | r(r1 + 1) */ tcg_gen_extu_i32_i64(tmp, tmp32_1); tcg_gen_extu_i32_i64(tmp2, tmp32_2); tcg_gen_shli_i64(tmp, tmp, 32); tcg_gen_or_i64(tmp, tmp, tmp2); /* divisor is in memory */ tcg_gen_qemu_ld32s(tmp2, tmp3, get_mem_index(s)); /* XXX divisor == 0 -> FixP divide exception */ tcg_gen_div_i64(tmp3, tmp, tmp2); tcg_gen_rem_i64(tmp, tmp, tmp2); tcg_gen_trunc_i64_i32(tmp32_1, tmp); tcg_gen_trunc_i64_i32(tmp32_2, tmp3); store_reg32(r1, tmp32_1); /* remainder */ store_reg32(r1 + 1, tmp32_2); /* quotient */ tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); tcg_temp_free_i64(tmp3); break; case 0x60: /* STD R1,D2(X2,B2) [RX] */ insn = ld_code4(s->pc); tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); tmp2 = load_freg(r1); tcg_gen_qemu_st64(tmp2, tmp, get_mem_index(s)); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); break; case 0x68: /* LD R1,D2(X2,B2) [RX] */ insn = ld_code4(s->pc); tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); tmp2 = tcg_temp_new_i64(); tcg_gen_qemu_ld64(tmp2, tmp, get_mem_index(s)); store_freg(r1, tmp2); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); break; case 0x70: /* STE R1,D2(X2,B2) [RX] */ insn = ld_code4(s->pc); tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); tmp2 = tcg_temp_new_i64(); tmp32_1 = load_freg32(r1); tcg_gen_extu_i32_i64(tmp2, tmp32_1); tcg_gen_qemu_st32(tmp2, tmp, get_mem_index(s)); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); tcg_temp_free_i32(tmp32_1); break; case 0x71: /* MS R1,D2(X2,B2) [RX] */ insn = ld_code4(s->pc); tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); tmp2 = tcg_temp_new_i64(); tmp32_1 = load_reg32(r1); tmp32_2 = tcg_temp_new_i32(); tcg_gen_qemu_ld32s(tmp2, tmp, get_mem_index(s)); tcg_gen_trunc_i64_i32(tmp32_2, tmp2); tcg_gen_mul_i32(tmp32_1, tmp32_1, tmp32_2); store_reg32(r1, tmp32_1); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); break; case 0x78: /* LE R1,D2(X2,B2) [RX] */ insn = ld_code4(s->pc); tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); tmp2 = tcg_temp_new_i64(); tmp32_1 = tcg_temp_new_i32(); tcg_gen_qemu_ld32u(tmp2, tmp, get_mem_index(s)); tcg_gen_trunc_i64_i32(tmp32_1, tmp2); store_freg32(r1, tmp32_1); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); tcg_temp_free_i32(tmp32_1); break; #ifndef CONFIG_USER_ONLY case 0x80: /* SSM D2(B2) [S] */ /* Set System Mask */ check_privileged(s, ilc); insn = ld_code4(s->pc); decode_rs(s, insn, &r1, &r3, &b2, &d2); tmp = get_address(s, 0, b2, d2); tmp2 = tcg_temp_new_i64(); tmp3 = tcg_temp_new_i64(); tcg_gen_andi_i64(tmp3, psw_mask, ~0xff00000000000000ULL); tcg_gen_qemu_ld8u(tmp2, tmp, get_mem_index(s)); tcg_gen_shli_i64(tmp2, tmp2, 56); tcg_gen_or_i64(psw_mask, tmp3, tmp2); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); tcg_temp_free_i64(tmp3); break; case 0x82: /* LPSW D2(B2) [S] */ /* Load PSW */ check_privileged(s, ilc); insn = ld_code4(s->pc); decode_rs(s, insn, &r1, &r3, &b2, &d2); tmp = get_address(s, 0, b2, d2); tmp2 = tcg_temp_new_i64(); tmp3 = tcg_temp_new_i64(); tcg_gen_qemu_ld32u(tmp2, tmp, get_mem_index(s)); tcg_gen_addi_i64(tmp, tmp, 4); tcg_gen_qemu_ld32u(tmp3, tmp, get_mem_index(s)); gen_helper_load_psw(tmp2, tmp3); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); tcg_temp_free_i64(tmp3); /* we need to keep cc_op intact */ s->is_jmp = DISAS_JUMP; break; case 0x83: /* DIAG R1,R3,D2 [RS] */ /* Diagnose call (KVM hypercall) */ check_privileged(s, ilc); potential_page_fault(s); insn = ld_code4(s->pc); decode_rs(s, insn, &r1, &r3, &b2, &d2); tmp32_1 = tcg_const_i32(insn & 0xfff); tmp2 = load_reg(2); tmp3 = load_reg(1); gen_helper_diag(tmp2, tmp32_1, tmp2, tmp3); store_reg(2, tmp2); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i64(tmp2); tcg_temp_free_i64(tmp3); break; #endif case 0x88: /* SRL R1,D2(B2) [RS] */ case 0x89: /* SLL R1,D2(B2) [RS] */ case 0x8a: /* SRA R1,D2(B2) [RS] */ insn = ld_code4(s->pc); decode_rs(s, insn, &r1, &r3, &b2, &d2); tmp = get_address(s, 0, b2, d2); tmp32_1 = load_reg32(r1); tmp32_2 = tcg_temp_new_i32(); tcg_gen_trunc_i64_i32(tmp32_2, tmp); tcg_gen_andi_i32(tmp32_2, tmp32_2, 0x3f); switch (opc) { case 0x88: tcg_gen_shr_i32(tmp32_1, tmp32_1, tmp32_2); break; case 0x89: tcg_gen_shl_i32(tmp32_1, tmp32_1, tmp32_2); break; case 0x8a: tcg_gen_sar_i32(tmp32_1, tmp32_1, tmp32_2); set_cc_s32(s, tmp32_1); break; default: tcg_abort(); } store_reg32(r1, tmp32_1); tcg_temp_free_i64(tmp); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); break; case 0x8c: /* SRDL R1,D2(B2) [RS] */ case 0x8d: /* SLDL R1,D2(B2) [RS] */ case 0x8e: /* SRDA R1,D2(B2) [RS] */ insn = ld_code4(s->pc); decode_rs(s, insn, &r1, &r3, &b2, &d2); tmp = get_address(s, 0, b2, d2); /* shift */ tmp2 = tcg_temp_new_i64(); tmp32_1 = load_reg32(r1); tmp32_2 = load_reg32(r1 + 1); tcg_gen_concat_i32_i64(tmp2, tmp32_2, tmp32_1); /* operand */ switch (opc) { case 0x8c: tcg_gen_shr_i64(tmp2, tmp2, tmp); break; case 0x8d: tcg_gen_shl_i64(tmp2, tmp2, tmp); break; case 0x8e: tcg_gen_sar_i64(tmp2, tmp2, tmp); set_cc_s64(s, tmp2); break; } tcg_gen_shri_i64(tmp, tmp2, 32); tcg_gen_trunc_i64_i32(tmp32_1, tmp); store_reg32(r1, tmp32_1); tcg_gen_trunc_i64_i32(tmp32_2, tmp2); store_reg32(r1 + 1, tmp32_2); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); break; case 0x98: /* LM R1,R3,D2(B2) [RS] */ case 0x90: /* STM R1,R3,D2(B2) [RS] */ insn = ld_code4(s->pc); decode_rs(s, insn, &r1, &r3, &b2, &d2); tmp = get_address(s, 0, b2, d2); tmp2 = tcg_temp_new_i64(); tmp3 = tcg_const_i64(4); tmp4 = tcg_const_i64(0xffffffff00000000ULL); for (i = r1;; i = (i + 1) % 16) { if (opc == 0x98) { tcg_gen_qemu_ld32u(tmp2, tmp, get_mem_index(s)); tcg_gen_and_i64(regs[i], regs[i], tmp4); tcg_gen_or_i64(regs[i], regs[i], tmp2); } else { tcg_gen_qemu_st32(regs[i], tmp, get_mem_index(s)); } if (i == r3) { break; } tcg_gen_add_i64(tmp, tmp, tmp3); } tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); tcg_temp_free_i64(tmp3); tcg_temp_free_i64(tmp4); break; case 0x91: /* TM D1(B1),I2 [SI] */ insn = ld_code4(s->pc); tmp = decode_si(s, insn, &i2, &b1, &d1); tmp2 = tcg_const_i64(i2); tcg_gen_qemu_ld8u(tmp, tmp, get_mem_index(s)); cmp_64(s, tmp, tmp2, CC_OP_TM_32); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); break; case 0x92: /* MVI D1(B1),I2 [SI] */ insn = ld_code4(s->pc); tmp = decode_si(s, insn, &i2, &b1, &d1); tmp2 = tcg_const_i64(i2); tcg_gen_qemu_st8(tmp2, tmp, get_mem_index(s)); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); break; case 0x94: /* NI D1(B1),I2 [SI] */ case 0x96: /* OI D1(B1),I2 [SI] */ case 0x97: /* XI D1(B1),I2 [SI] */ insn = ld_code4(s->pc); tmp = decode_si(s, insn, &i2, &b1, &d1); tmp2 = tcg_temp_new_i64(); tcg_gen_qemu_ld8u(tmp2, tmp, get_mem_index(s)); switch (opc) { case 0x94: tcg_gen_andi_i64(tmp2, tmp2, i2); break; case 0x96: tcg_gen_ori_i64(tmp2, tmp2, i2); break; case 0x97: tcg_gen_xori_i64(tmp2, tmp2, i2); break; default: tcg_abort(); } tcg_gen_qemu_st8(tmp2, tmp, get_mem_index(s)); set_cc_nz_u64(s, tmp2); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); break; case 0x95: /* CLI D1(B1),I2 [SI] */ insn = ld_code4(s->pc); tmp = decode_si(s, insn, &i2, &b1, &d1); tmp2 = tcg_temp_new_i64(); tcg_gen_qemu_ld8u(tmp2, tmp, get_mem_index(s)); cmp_u64c(s, tmp2, i2); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); break; case 0x9a: /* LAM R1,R3,D2(B2) [RS] */ insn = ld_code4(s->pc); decode_rs(s, insn, &r1, &r3, &b2, &d2); tmp = get_address(s, 0, b2, d2); tmp32_1 = tcg_const_i32(r1); tmp32_2 = tcg_const_i32(r3); potential_page_fault(s); gen_helper_lam(tmp32_1, tmp, tmp32_2); tcg_temp_free_i64(tmp); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); break; case 0x9b: /* STAM R1,R3,D2(B2) [RS] */ insn = ld_code4(s->pc); decode_rs(s, insn, &r1, &r3, &b2, &d2); tmp = get_address(s, 0, b2, d2); tmp32_1 = tcg_const_i32(r1); tmp32_2 = tcg_const_i32(r3); potential_page_fault(s); gen_helper_stam(tmp32_1, tmp, tmp32_2); tcg_temp_free_i64(tmp); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); break; case 0xa5: insn = ld_code4(s->pc); r1 = (insn >> 20) & 0xf; op = (insn >> 16) & 0xf; i2 = insn & 0xffff; disas_a5(s, op, r1, i2); break; case 0xa7: insn = ld_code4(s->pc); r1 = (insn >> 20) & 0xf; op = (insn >> 16) & 0xf; i2 = (short)insn; disas_a7(s, op, r1, i2); break; case 0xa8: /* MVCLE R1,R3,D2(B2) [RS] */ insn = ld_code4(s->pc); decode_rs(s, insn, &r1, &r3, &b2, &d2); tmp = get_address(s, 0, b2, d2); tmp32_1 = tcg_const_i32(r1); tmp32_2 = tcg_const_i32(r3); potential_page_fault(s); gen_helper_mvcle(cc_op, tmp32_1, tmp, tmp32_2); set_cc_static(s); tcg_temp_free_i64(tmp); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); break; case 0xa9: /* CLCLE R1,R3,D2(B2) [RS] */ insn = ld_code4(s->pc); decode_rs(s, insn, &r1, &r3, &b2, &d2); tmp = get_address(s, 0, b2, d2); tmp32_1 = tcg_const_i32(r1); tmp32_2 = tcg_const_i32(r3); potential_page_fault(s); gen_helper_clcle(cc_op, tmp32_1, tmp, tmp32_2); set_cc_static(s); tcg_temp_free_i64(tmp); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); break; #ifndef CONFIG_USER_ONLY case 0xac: /* STNSM D1(B1),I2 [SI] */ case 0xad: /* STOSM D1(B1),I2 [SI] */ check_privileged(s, ilc); insn = ld_code4(s->pc); tmp = decode_si(s, insn, &i2, &b1, &d1); tmp2 = tcg_temp_new_i64(); tcg_gen_shri_i64(tmp2, psw_mask, 56); tcg_gen_qemu_st8(tmp2, tmp, get_mem_index(s)); if (opc == 0xac) { tcg_gen_andi_i64(psw_mask, psw_mask, ((uint64_t)i2 << 56) | 0x00ffffffffffffffULL); } else { tcg_gen_ori_i64(psw_mask, psw_mask, (uint64_t)i2 << 56); } tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); break; case 0xae: /* SIGP R1,R3,D2(B2) [RS] */ check_privileged(s, ilc); insn = ld_code4(s->pc); decode_rs(s, insn, &r1, &r3, &b2, &d2); tmp = get_address(s, 0, b2, d2); tmp2 = load_reg(r3); tmp32_1 = tcg_const_i32(r1); potential_page_fault(s); gen_helper_sigp(cc_op, tmp, tmp32_1, tmp2); set_cc_static(s); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); tcg_temp_free_i32(tmp32_1); break; case 0xb1: /* LRA R1,D2(X2, B2) [RX] */ check_privileged(s, ilc); insn = ld_code4(s->pc); tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); tmp32_1 = tcg_const_i32(r1); potential_page_fault(s); gen_helper_lra(cc_op, tmp, tmp32_1); set_cc_static(s); tcg_temp_free_i64(tmp); tcg_temp_free_i32(tmp32_1); break; #endif case 0xb2: insn = ld_code4(s->pc); op = (insn >> 16) & 0xff; switch (op) { case 0x9c: /* STFPC D2(B2) [S] */ d2 = insn & 0xfff; b2 = (insn >> 12) & 0xf; tmp32_1 = tcg_temp_new_i32(); tmp = tcg_temp_new_i64(); tmp2 = get_address(s, 0, b2, d2); tcg_gen_ld_i32(tmp32_1, cpu_env, offsetof(CPUState, fpc)); tcg_gen_extu_i32_i64(tmp, tmp32_1); tcg_gen_qemu_st32(tmp, tmp2, get_mem_index(s)); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); break; default: disas_b2(s, op, insn); break; } break; case 0xb3: insn = ld_code4(s->pc); op = (insn >> 16) & 0xff; r3 = (insn >> 12) & 0xf; /* aka m3 */ r1 = (insn >> 4) & 0xf; r2 = insn & 0xf; disas_b3(s, op, r3, r1, r2); break; #ifndef CONFIG_USER_ONLY case 0xb6: /* STCTL R1,R3,D2(B2) [RS] */ /* Store Control */ check_privileged(s, ilc); insn = ld_code4(s->pc); decode_rs(s, insn, &r1, &r3, &b2, &d2); tmp = get_address(s, 0, b2, d2); tmp32_1 = tcg_const_i32(r1); tmp32_2 = tcg_const_i32(r3); potential_page_fault(s); gen_helper_stctl(tmp32_1, tmp, tmp32_2); tcg_temp_free_i64(tmp); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); break; case 0xb7: /* LCTL R1,R3,D2(B2) [RS] */ /* Load Control */ check_privileged(s, ilc); insn = ld_code4(s->pc); decode_rs(s, insn, &r1, &r3, &b2, &d2); tmp = get_address(s, 0, b2, d2); tmp32_1 = tcg_const_i32(r1); tmp32_2 = tcg_const_i32(r3); potential_page_fault(s); gen_helper_lctl(tmp32_1, tmp, tmp32_2); tcg_temp_free_i64(tmp); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); break; #endif case 0xb9: insn = ld_code4(s->pc); r1 = (insn >> 4) & 0xf; r2 = insn & 0xf; op = (insn >> 16) & 0xff; disas_b9(s, op, r1, r2); break; case 0xba: /* CS R1,R3,D2(B2) [RS] */ insn = ld_code4(s->pc); decode_rs(s, insn, &r1, &r3, &b2, &d2); tmp = get_address(s, 0, b2, d2); tmp32_1 = tcg_const_i32(r1); tmp32_2 = tcg_const_i32(r3); potential_page_fault(s); gen_helper_cs(cc_op, tmp32_1, tmp, tmp32_2); set_cc_static(s); tcg_temp_free_i64(tmp); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); break; case 0xbd: /* CLM R1,M3,D2(B2) [RS] */ insn = ld_code4(s->pc); decode_rs(s, insn, &r1, &r3, &b2, &d2); tmp = get_address(s, 0, b2, d2); tmp32_1 = load_reg32(r1); tmp32_2 = tcg_const_i32(r3); potential_page_fault(s); gen_helper_clm(cc_op, tmp32_1, tmp32_2, tmp); set_cc_static(s); tcg_temp_free_i64(tmp); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); break; case 0xbe: /* STCM R1,M3,D2(B2) [RS] */ insn = ld_code4(s->pc); decode_rs(s, insn, &r1, &r3, &b2, &d2); tmp = get_address(s, 0, b2, d2); tmp32_1 = load_reg32(r1); tmp32_2 = tcg_const_i32(r3); potential_page_fault(s); gen_helper_stcm(tmp32_1, tmp32_2, tmp); tcg_temp_free_i64(tmp); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); break; case 0xbf: /* ICM R1,M3,D2(B2) [RS] */ insn = ld_code4(s->pc); decode_rs(s, insn, &r1, &r3, &b2, &d2); if (r3 == 15) { /* effectively a 32-bit load */ tmp = get_address(s, 0, b2, d2); tmp32_1 = tcg_temp_new_i32(); tmp32_2 = tcg_const_i32(r3); tcg_gen_qemu_ld32u(tmp, tmp, get_mem_index(s)); store_reg32_i64(r1, tmp); tcg_gen_trunc_i64_i32(tmp32_1, tmp); set_cc_icm(s, tmp32_2, tmp32_1); tcg_temp_free_i64(tmp); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); } else if (r3) { uint32_t mask = 0x00ffffffUL; uint32_t shift = 24; int m3 = r3; tmp = get_address(s, 0, b2, d2); tmp2 = tcg_temp_new_i64(); tmp32_1 = load_reg32(r1); tmp32_2 = tcg_temp_new_i32(); tmp32_3 = tcg_const_i32(r3); tmp32_4 = tcg_const_i32(0); while (m3) { if (m3 & 8) { tcg_gen_qemu_ld8u(tmp2, tmp, get_mem_index(s)); tcg_gen_trunc_i64_i32(tmp32_2, tmp2); if (shift) { tcg_gen_shli_i32(tmp32_2, tmp32_2, shift); } tcg_gen_andi_i32(tmp32_1, tmp32_1, mask); tcg_gen_or_i32(tmp32_1, tmp32_1, tmp32_2); tcg_gen_or_i32(tmp32_4, tmp32_4, tmp32_2); tcg_gen_addi_i64(tmp, tmp, 1); } m3 = (m3 << 1) & 0xf; mask = (mask >> 8) | 0xff000000UL; shift -= 8; } store_reg32(r1, tmp32_1); set_cc_icm(s, tmp32_3, tmp32_4); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); tcg_temp_free_i32(tmp32_1); tcg_temp_free_i32(tmp32_2); tcg_temp_free_i32(tmp32_3); tcg_temp_free_i32(tmp32_4); } else { /* i.e. env->cc = 0 */ gen_op_movi_cc(s, 0); } break; case 0xc0: case 0xc2: insn = ld_code6(s->pc); r1 = (insn >> 36) & 0xf; op = (insn >> 32) & 0xf; i2 = (int)insn; switch (opc) { case 0xc0: disas_c0(s, op, r1, i2); break; case 0xc2: disas_c2(s, op, r1, i2); break; default: tcg_abort(); } break; case 0xd2: /* MVC D1(L,B1),D2(B2) [SS] */ case 0xd4: /* NC D1(L,B1),D2(B2) [SS] */ case 0xd5: /* CLC D1(L,B1),D2(B2) [SS] */ case 0xd6: /* OC D1(L,B1),D2(B2) [SS] */ case 0xd7: /* XC D1(L,B1),D2(B2) [SS] */ case 0xdc: /* TR D1(L,B1),D2(B2) [SS] */ case 0xf3: /* UNPK D1(L1,B1),D2(L2,B2) [SS] */ insn = ld_code6(s->pc); vl = tcg_const_i32((insn >> 32) & 0xff); b1 = (insn >> 28) & 0xf; b2 = (insn >> 12) & 0xf; d1 = (insn >> 16) & 0xfff; d2 = insn & 0xfff; tmp = get_address(s, 0, b1, d1); tmp2 = get_address(s, 0, b2, d2); switch (opc) { case 0xd2: gen_op_mvc(s, (insn >> 32) & 0xff, tmp, tmp2); break; case 0xd4: potential_page_fault(s); gen_helper_nc(cc_op, vl, tmp, tmp2); set_cc_static(s); break; case 0xd5: gen_op_clc(s, (insn >> 32) & 0xff, tmp, tmp2); break; case 0xd6: potential_page_fault(s); gen_helper_oc(cc_op, vl, tmp, tmp2); set_cc_static(s); break; case 0xd7: potential_page_fault(s); gen_helper_xc(cc_op, vl, tmp, tmp2); set_cc_static(s); break; case 0xdc: potential_page_fault(s); gen_helper_tr(vl, tmp, tmp2); set_cc_static(s); break; case 0xf3: potential_page_fault(s); gen_helper_unpk(vl, tmp, tmp2); break; default: tcg_abort(); } tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); break; #ifndef CONFIG_USER_ONLY case 0xda: /* MVCP D1(R1,B1),D2(B2),R3 [SS] */ case 0xdb: /* MVCS D1(R1,B1),D2(B2),R3 [SS] */ check_privileged(s, ilc); potential_page_fault(s); insn = ld_code6(s->pc); r1 = (insn >> 36) & 0xf; r3 = (insn >> 32) & 0xf; b1 = (insn >> 28) & 0xf; d1 = (insn >> 16) & 0xfff; b2 = (insn >> 12) & 0xf; d2 = insn & 0xfff; tmp = load_reg(r1); /* XXX key in r3 */ tmp2 = get_address(s, 0, b1, d1); tmp3 = get_address(s, 0, b2, d2); if (opc == 0xda) { gen_helper_mvcp(cc_op, tmp, tmp2, tmp3); } else { gen_helper_mvcs(cc_op, tmp, tmp2, tmp3); } set_cc_static(s); tcg_temp_free_i64(tmp); tcg_temp_free_i64(tmp2); tcg_temp_free_i64(tmp3); break; #endif case 0xe3: insn = ld_code6(s->pc); debug_insn(insn); op = insn & 0xff; r1 = (insn >> 36) & 0xf; x2 = (insn >> 32) & 0xf; b2 = (insn >> 28) & 0xf; d2 = ((int)((((insn >> 16) & 0xfff) | ((insn << 4) & 0xff000)) << 12)) >> 12; disas_e3(s, op, r1, x2, b2, d2 ); break; #ifndef CONFIG_USER_ONLY case 0xe5: /* Test Protection */ check_privileged(s, ilc); insn = ld_code6(s->pc); debug_insn(insn); disas_e5(s, insn); break; #endif case 0xeb: insn = ld_code6(s->pc); debug_insn(insn); op = insn & 0xff; r1 = (insn >> 36) & 0xf; r3 = (insn >> 32) & 0xf; b2 = (insn >> 28) & 0xf; d2 = ((int)((((insn >> 16) & 0xfff) | ((insn << 4) & 0xff000)) << 12)) >> 12; disas_eb(s, op, r1, r3, b2, d2); break; case 0xed: insn = ld_code6(s->pc); debug_insn(insn); op = insn & 0xff; r1 = (insn >> 36) & 0xf; x2 = (insn >> 32) & 0xf; b2 = (insn >> 28) & 0xf; d2 = (short)((insn >> 16) & 0xfff); r1b = (insn >> 12) & 0xf; disas_ed(s, op, r1, x2, b2, d2, r1b); break; default: LOG_DISAS("unimplemented opcode 0x%x\n", opc); gen_illegal_opcode(s, ilc); break; } /* Instruction length is encoded in the opcode */ s->pc += (ilc * 2); } static inline void gen_intermediate_code_internal(CPUState *env, TranslationBlock *tb, int search_pc) { DisasContext dc; target_ulong pc_start; uint64_t next_page_start; uint16_t *gen_opc_end; int j, lj = -1; int num_insns, max_insns; CPUBreakpoint *bp; pc_start = tb->pc; /* 31-bit mode */ if (!(tb->flags & FLAG_MASK_64)) { pc_start &= 0x7fffffff; } dc.pc = pc_start; dc.is_jmp = DISAS_NEXT; dc.tb = tb; dc.cc_op = CC_OP_DYNAMIC; gen_opc_end = gen_opc_buf + OPC_MAX_SIZE; next_page_start = (pc_start & TARGET_PAGE_MASK) + TARGET_PAGE_SIZE; num_insns = 0; max_insns = tb->cflags & CF_COUNT_MASK; if (max_insns == 0) { max_insns = CF_COUNT_MASK; } gen_icount_start(); do { if (unlikely(!QTAILQ_EMPTY(&env->breakpoints))) { QTAILQ_FOREACH(bp, &env->breakpoints, entry) { if (bp->pc == dc.pc) { gen_debug(&dc); break; } } } if (search_pc) { j = gen_opc_ptr - gen_opc_buf; if (lj < j) { lj++; while (lj < j) { gen_opc_instr_start[lj++] = 0; } } gen_opc_pc[lj] = dc.pc; gen_opc_cc_op[lj] = dc.cc_op; gen_opc_instr_start[lj] = 1; gen_opc_icount[lj] = num_insns; } if (num_insns + 1 == max_insns && (tb->cflags & CF_LAST_IO)) { gen_io_start(); } #if defined(S390X_DEBUG_DISAS_VERBOSE) LOG_DISAS("pc " TARGET_FMT_lx "\n", dc.pc); #endif disas_s390_insn(&dc); num_insns++; if (env->singlestep_enabled) { gen_debug(&dc); } } while (!dc.is_jmp && gen_opc_ptr < gen_opc_end && dc.pc < next_page_start && num_insns < max_insns && !env->singlestep_enabled && !singlestep); if (!dc.is_jmp) { update_psw_addr(&dc); } if (singlestep && dc.cc_op != CC_OP_DYNAMIC) { gen_op_calc_cc(&dc); } else { /* next TB starts off with CC_OP_DYNAMIC, so make sure the cc op type is in env */ gen_op_set_cc_op(&dc); } if (tb->cflags & CF_LAST_IO) { gen_io_end(); } /* Generate the return instruction */ if (dc.is_jmp != DISAS_TB_JUMP) { tcg_gen_exit_tb(0); } gen_icount_end(tb, num_insns); *gen_opc_ptr = INDEX_op_end; if (search_pc) { j = gen_opc_ptr - gen_opc_buf; lj++; while (lj <= j) { gen_opc_instr_start[lj++] = 0; } } else { tb->size = dc.pc - pc_start; tb->icount = num_insns; } #if defined(S390X_DEBUG_DISAS) log_cpu_state_mask(CPU_LOG_TB_CPU, env, 0); if (qemu_loglevel_mask(CPU_LOG_TB_IN_ASM)) { qemu_log("IN: %s\n", lookup_symbol(pc_start)); log_target_disas(pc_start, dc.pc - pc_start, 1); qemu_log("\n"); } #endif } void gen_intermediate_code (CPUState *env, struct TranslationBlock *tb) { gen_intermediate_code_internal(env, tb, 0); } void gen_intermediate_code_pc (CPUState *env, struct TranslationBlock *tb) { gen_intermediate_code_internal(env, tb, 1); } void restore_state_to_opc(CPUState *env, TranslationBlock *tb, int pc_pos) { int cc_op; env->psw.addr = gen_opc_pc[pc_pos]; cc_op = gen_opc_cc_op[pc_pos]; if ((cc_op != CC_OP_DYNAMIC) && (cc_op != CC_OP_STATIC)) { env->cc_op = cc_op; } }