/* SPARC translation Copyright (C) 2003 Thomas M. Ogrisegg Copyright (C) 2003-2005 Fabrice Bellard 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, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include #include #include #include #include #include "cpu.h" #include "exec-all.h" #include "disas.h" #include "helper.h" #include "tcg-op.h" #define DEBUG_DISAS #define DYNAMIC_PC 1 /* dynamic pc value */ #define JUMP_PC 2 /* dynamic pc value which takes only two values according to jump_pc[T2] */ /* global register indexes */ static TCGv cpu_env, cpu_T[2], cpu_regwptr; static TCGv cpu_cc_src, cpu_cc_src2, cpu_cc_dst; static TCGv cpu_psr, cpu_fsr, cpu_pc, cpu_npc, cpu_gregs[8]; static TCGv cpu_cond, cpu_src1, cpu_src2, cpu_dst, cpu_addr, cpu_val; #ifdef TARGET_SPARC64 static TCGv cpu_xcc; #endif /* local register indexes (only used inside old micro ops) */ static TCGv cpu_tmp0, cpu_tmp32, cpu_tmp64; typedef struct DisasContext { target_ulong pc; /* current Program Counter: integer or DYNAMIC_PC */ target_ulong npc; /* next PC: integer or DYNAMIC_PC or JUMP_PC */ target_ulong jump_pc[2]; /* used when JUMP_PC pc value is used */ int is_br; int mem_idx; int fpu_enabled; struct TranslationBlock *tb; uint32_t features; } DisasContext; // This function uses non-native bit order #define GET_FIELD(X, FROM, TO) \ ((X) >> (31 - (TO)) & ((1 << ((TO) - (FROM) + 1)) - 1)) // This function uses the order in the manuals, i.e. bit 0 is 2^0 #define GET_FIELD_SP(X, FROM, TO) \ GET_FIELD(X, 31 - (TO), 31 - (FROM)) #define GET_FIELDs(x,a,b) sign_extend (GET_FIELD(x,a,b), (b) - (a) + 1) #define GET_FIELD_SPs(x,a,b) sign_extend (GET_FIELD_SP(x,a,b), ((b) - (a) + 1)) #ifdef TARGET_SPARC64 #define FFPREG(r) (r) #define DFPREG(r) (((r & 1) << 5) | (r & 0x1e)) #define QFPREG(r) (((r & 1) << 5) | (r & 0x1c)) #else #define FFPREG(r) (r) #define DFPREG(r) (r & 0x1e) #define QFPREG(r) (r & 0x1c) #endif static int sign_extend(int x, int len) { len = 32 - len; return (x << len) >> len; } #define IS_IMM (insn & (1<<13)) /* floating point registers moves */ static void gen_op_load_fpr_FT0(unsigned int src) { tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src])); tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, ft0)); } static void gen_op_load_fpr_FT1(unsigned int src) { tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src])); tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, ft1)); } static void gen_op_store_FT0_fpr(unsigned int dst) { tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, ft0)); tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[dst])); } static void gen_op_load_fpr_DT0(unsigned int src) { tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src])); tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, dt0) + offsetof(CPU_DoubleU, l.upper)); tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src + 1])); tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, dt0) + offsetof(CPU_DoubleU, l.lower)); } static void gen_op_load_fpr_DT1(unsigned int src) { tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src])); tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, dt1) + offsetof(CPU_DoubleU, l.upper)); tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src + 1])); tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, dt1) + offsetof(CPU_DoubleU, l.lower)); } static void gen_op_store_DT0_fpr(unsigned int dst) { tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, dt0) + offsetof(CPU_DoubleU, l.upper)); tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[dst])); tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, dt0) + offsetof(CPU_DoubleU, l.lower)); tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[dst + 1])); } static void gen_op_load_fpr_QT0(unsigned int src) { tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src])); tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt0) + offsetof(CPU_QuadU, l.upmost)); tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src + 1])); tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt0) + offsetof(CPU_QuadU, l.upper)); tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src + 2])); tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt0) + offsetof(CPU_QuadU, l.lower)); tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src + 3])); tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt0) + offsetof(CPU_QuadU, l.lowest)); } static void gen_op_load_fpr_QT1(unsigned int src) { tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src])); tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt1) + offsetof(CPU_QuadU, l.upmost)); tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src + 1])); tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt1) + offsetof(CPU_QuadU, l.upper)); tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src + 2])); tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt1) + offsetof(CPU_QuadU, l.lower)); tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src + 3])); tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt1) + offsetof(CPU_QuadU, l.lowest)); } static void gen_op_store_QT0_fpr(unsigned int dst) { tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt0) + offsetof(CPU_QuadU, l.upmost)); tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[dst])); tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt0) + offsetof(CPU_QuadU, l.upper)); tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[dst + 1])); tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt0) + offsetof(CPU_QuadU, l.lower)); tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[dst + 2])); tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt0) + offsetof(CPU_QuadU, l.lowest)); tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[dst + 3])); } /* moves */ #ifdef CONFIG_USER_ONLY #define supervisor(dc) 0 #ifdef TARGET_SPARC64 #define hypervisor(dc) 0 #endif #else #define supervisor(dc) (dc->mem_idx >= 1) #ifdef TARGET_SPARC64 #define hypervisor(dc) (dc->mem_idx == 2) #else #endif #endif #ifdef TARGET_ABI32 #define ABI32_MASK(addr) tcg_gen_andi_tl(addr, addr, 0xffffffffULL); #else #define ABI32_MASK(addr) #endif static inline void gen_movl_reg_TN(int reg, TCGv tn) { if (reg == 0) tcg_gen_movi_tl(tn, 0); else if (reg < 8) tcg_gen_mov_tl(tn, cpu_gregs[reg]); else { tcg_gen_ld_tl(tn, cpu_regwptr, (reg - 8) * sizeof(target_ulong)); } } static inline void gen_movl_TN_reg(int reg, TCGv tn) { if (reg == 0) return; else if (reg < 8) tcg_gen_mov_tl(cpu_gregs[reg], tn); else { tcg_gen_st_tl(tn, cpu_regwptr, (reg - 8) * sizeof(target_ulong)); } } static inline void gen_goto_tb(DisasContext *s, int tb_num, target_ulong pc, target_ulong npc) { TranslationBlock *tb; tb = s->tb; if ((pc & TARGET_PAGE_MASK) == (tb->pc & TARGET_PAGE_MASK) && (npc & TARGET_PAGE_MASK) == (tb->pc & TARGET_PAGE_MASK)) { /* jump to same page: we can use a direct jump */ tcg_gen_goto_tb(tb_num); tcg_gen_movi_tl(cpu_pc, pc); tcg_gen_movi_tl(cpu_npc, npc); tcg_gen_exit_tb((long)tb + tb_num); } else { /* jump to another page: currently not optimized */ tcg_gen_movi_tl(cpu_pc, pc); tcg_gen_movi_tl(cpu_npc, npc); tcg_gen_exit_tb(0); } } // XXX suboptimal static inline void gen_mov_reg_N(TCGv reg, TCGv src) { tcg_gen_extu_i32_tl(reg, src); tcg_gen_shri_tl(reg, reg, PSR_NEG_SHIFT); tcg_gen_andi_tl(reg, reg, 0x1); } static inline void gen_mov_reg_Z(TCGv reg, TCGv src) { tcg_gen_extu_i32_tl(reg, src); tcg_gen_shri_tl(reg, reg, PSR_ZERO_SHIFT); tcg_gen_andi_tl(reg, reg, 0x1); } static inline void gen_mov_reg_V(TCGv reg, TCGv src) { tcg_gen_extu_i32_tl(reg, src); tcg_gen_shri_tl(reg, reg, PSR_OVF_SHIFT); tcg_gen_andi_tl(reg, reg, 0x1); } static inline void gen_mov_reg_C(TCGv reg, TCGv src) { tcg_gen_extu_i32_tl(reg, src); tcg_gen_shri_tl(reg, reg, PSR_CARRY_SHIFT); tcg_gen_andi_tl(reg, reg, 0x1); } static inline void gen_cc_clear_icc(void) { tcg_gen_movi_i32(cpu_psr, 0); } #ifdef TARGET_SPARC64 static inline void gen_cc_clear_xcc(void) { tcg_gen_movi_i32(cpu_xcc, 0); } #endif /* old op: if (!T0) env->psr |= PSR_ZERO; if ((int32_t) T0 < 0) env->psr |= PSR_NEG; */ static inline void gen_cc_NZ_icc(TCGv dst) { TCGv r_temp; int l1, l2; l1 = gen_new_label(); l2 = gen_new_label(); r_temp = tcg_temp_new(TCG_TYPE_TL); tcg_gen_andi_tl(r_temp, dst, 0xffffffffULL); tcg_gen_brcondi_tl(TCG_COND_NE, r_temp, 0, l1); tcg_gen_ori_i32(cpu_psr, cpu_psr, PSR_ZERO); gen_set_label(l1); tcg_gen_ext_i32_tl(r_temp, dst); tcg_gen_brcondi_tl(TCG_COND_GE, r_temp, 0, l2); tcg_gen_ori_i32(cpu_psr, cpu_psr, PSR_NEG); gen_set_label(l2); tcg_temp_free(r_temp); } #ifdef TARGET_SPARC64 static inline void gen_cc_NZ_xcc(TCGv dst) { int l1, l2; l1 = gen_new_label(); l2 = gen_new_label(); tcg_gen_brcondi_tl(TCG_COND_NE, dst, 0, l1); tcg_gen_ori_i32(cpu_xcc, cpu_xcc, PSR_ZERO); gen_set_label(l1); tcg_gen_brcondi_tl(TCG_COND_GE, dst, 0, l2); tcg_gen_ori_i32(cpu_xcc, cpu_xcc, PSR_NEG); gen_set_label(l2); } #endif /* old op: if (T0 < src1) env->psr |= PSR_CARRY; */ static inline void gen_cc_C_add_icc(TCGv dst, TCGv src1) { TCGv r_temp; int l1; l1 = gen_new_label(); r_temp = tcg_temp_new(TCG_TYPE_TL); tcg_gen_andi_tl(r_temp, dst, 0xffffffffULL); tcg_gen_brcond_tl(TCG_COND_GEU, dst, src1, l1); tcg_gen_ori_i32(cpu_psr, cpu_psr, PSR_CARRY); gen_set_label(l1); tcg_temp_free(r_temp); } #ifdef TARGET_SPARC64 static inline void gen_cc_C_add_xcc(TCGv dst, TCGv src1) { int l1; l1 = gen_new_label(); tcg_gen_brcond_tl(TCG_COND_GEU, dst, src1, l1); tcg_gen_ori_i32(cpu_xcc, cpu_xcc, PSR_CARRY); gen_set_label(l1); } #endif /* old op: if (((src1 ^ T1 ^ -1) & (src1 ^ T0)) & (1 << 31)) env->psr |= PSR_OVF; */ static inline void gen_cc_V_add_icc(TCGv dst, TCGv src1, TCGv src2) { TCGv r_temp; r_temp = tcg_temp_new(TCG_TYPE_TL); tcg_gen_xor_tl(r_temp, src1, src2); tcg_gen_xori_tl(r_temp, r_temp, -1); tcg_gen_xor_tl(cpu_tmp0, src1, dst); tcg_gen_and_tl(r_temp, r_temp, cpu_tmp0); tcg_gen_andi_tl(r_temp, r_temp, (1 << 31)); tcg_gen_shri_tl(r_temp, r_temp, 31 - PSR_OVF_SHIFT); tcg_gen_trunc_tl_i32(cpu_tmp32, r_temp); tcg_temp_free(r_temp); tcg_gen_or_i32(cpu_psr, cpu_psr, cpu_tmp32); } #ifdef TARGET_SPARC64 static inline void gen_cc_V_add_xcc(TCGv dst, TCGv src1, TCGv src2) { TCGv r_temp; r_temp = tcg_temp_new(TCG_TYPE_TL); tcg_gen_xor_tl(r_temp, src1, src2); tcg_gen_xori_tl(r_temp, r_temp, -1); tcg_gen_xor_tl(cpu_tmp0, src1, dst); tcg_gen_and_tl(r_temp, r_temp, cpu_tmp0); tcg_gen_andi_tl(r_temp, r_temp, (1ULL << 63)); tcg_gen_shri_tl(r_temp, r_temp, 63 - PSR_OVF_SHIFT); tcg_gen_trunc_tl_i32(cpu_tmp32, r_temp); tcg_temp_free(r_temp); tcg_gen_or_i32(cpu_xcc, cpu_xcc, cpu_tmp32); } #endif static inline void gen_add_tv(TCGv dst, TCGv src1, TCGv src2) { TCGv r_temp, r_const; int l1; l1 = gen_new_label(); r_temp = tcg_temp_new(TCG_TYPE_TL); tcg_gen_xor_tl(r_temp, src1, src2); tcg_gen_xori_tl(r_temp, r_temp, -1); tcg_gen_xor_tl(cpu_tmp0, src1, dst); tcg_gen_and_tl(r_temp, r_temp, cpu_tmp0); tcg_gen_andi_tl(r_temp, r_temp, (1 << 31)); tcg_gen_brcondi_tl(TCG_COND_EQ, r_temp, 0, l1); r_const = tcg_const_i32(TT_TOVF); tcg_gen_helper_0_1(raise_exception, r_const); tcg_temp_free(r_const); gen_set_label(l1); tcg_temp_free(r_temp); } static inline void gen_cc_V_tag(TCGv src1, TCGv src2) { int l1; l1 = gen_new_label(); tcg_gen_or_tl(cpu_tmp0, src1, src2); tcg_gen_andi_tl(cpu_tmp0, cpu_tmp0, 0x3); tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_tmp0, 0, l1); tcg_gen_ori_i32(cpu_psr, cpu_psr, PSR_OVF); gen_set_label(l1); } static inline void gen_tag_tv(TCGv src1, TCGv src2) { int l1; TCGv r_const; l1 = gen_new_label(); tcg_gen_or_tl(cpu_tmp0, src1, src2); tcg_gen_andi_tl(cpu_tmp0, cpu_tmp0, 0x3); tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_tmp0, 0, l1); r_const = tcg_const_i32(TT_TOVF); tcg_gen_helper_0_1(raise_exception, r_const); tcg_temp_free(r_const); gen_set_label(l1); } static inline void gen_op_add_cc(TCGv dst, TCGv src1, TCGv src2) { tcg_gen_mov_tl(cpu_cc_src, src1); tcg_gen_mov_tl(cpu_cc_src2, src2); tcg_gen_add_tl(dst, src1, src2); tcg_gen_mov_tl(cpu_cc_dst, dst); gen_cc_clear_icc(); gen_cc_NZ_icc(cpu_cc_dst); gen_cc_C_add_icc(cpu_cc_dst, cpu_cc_src); gen_cc_V_add_icc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2); #ifdef TARGET_SPARC64 gen_cc_clear_xcc(); gen_cc_NZ_xcc(cpu_cc_dst); gen_cc_C_add_xcc(cpu_cc_dst, cpu_cc_src); gen_cc_V_add_xcc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2); #endif } static inline void gen_op_addx_cc(TCGv dst, TCGv src1, TCGv src2) { tcg_gen_mov_tl(cpu_cc_src, src1); tcg_gen_mov_tl(cpu_cc_src2, src2); gen_mov_reg_C(cpu_tmp0, cpu_psr); tcg_gen_add_tl(dst, src1, cpu_tmp0); gen_cc_clear_icc(); gen_cc_C_add_icc(dst, cpu_cc_src); #ifdef TARGET_SPARC64 gen_cc_clear_xcc(); gen_cc_C_add_xcc(dst, cpu_cc_src); #endif tcg_gen_add_tl(dst, dst, cpu_cc_src2); tcg_gen_mov_tl(cpu_cc_dst, dst); gen_cc_NZ_icc(cpu_cc_dst); gen_cc_C_add_icc(cpu_cc_dst, cpu_cc_src); gen_cc_V_add_icc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2); #ifdef TARGET_SPARC64 gen_cc_NZ_xcc(cpu_cc_dst); gen_cc_C_add_xcc(cpu_cc_dst, cpu_cc_src); gen_cc_V_add_xcc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2); #endif } static inline void gen_op_tadd_cc(TCGv dst, TCGv src1, TCGv src2) { tcg_gen_mov_tl(cpu_cc_src, src1); tcg_gen_mov_tl(cpu_cc_src2, src2); tcg_gen_add_tl(dst, src1, src2); tcg_gen_mov_tl(cpu_cc_dst, dst); gen_cc_clear_icc(); gen_cc_NZ_icc(cpu_cc_dst); gen_cc_C_add_icc(cpu_cc_dst, cpu_cc_src); gen_cc_V_add_icc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2); gen_cc_V_tag(cpu_cc_src, cpu_cc_src2); #ifdef TARGET_SPARC64 gen_cc_clear_xcc(); gen_cc_NZ_xcc(cpu_cc_dst); gen_cc_C_add_xcc(cpu_cc_dst, cpu_cc_src); gen_cc_V_add_xcc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2); #endif } static inline void gen_op_tadd_ccTV(TCGv dst, TCGv src1, TCGv src2) { tcg_gen_mov_tl(cpu_cc_src, src1); tcg_gen_mov_tl(cpu_cc_src2, src2); gen_tag_tv(cpu_cc_src, cpu_cc_src2); tcg_gen_add_tl(dst, src1, src2); tcg_gen_mov_tl(cpu_cc_dst, dst); gen_add_tv(dst, cpu_cc_src, cpu_cc_src2); gen_cc_clear_icc(); gen_cc_NZ_icc(cpu_cc_dst); gen_cc_C_add_icc(cpu_cc_dst, cpu_cc_src); #ifdef TARGET_SPARC64 gen_cc_clear_xcc(); gen_cc_NZ_xcc(cpu_cc_dst); gen_cc_C_add_xcc(cpu_cc_dst, cpu_cc_src); gen_cc_V_add_xcc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2); #endif } /* old op: if (src1 < T1) env->psr |= PSR_CARRY; */ static inline void gen_cc_C_sub_icc(TCGv src1, TCGv src2) { TCGv r_temp1, r_temp2; int l1; l1 = gen_new_label(); r_temp1 = tcg_temp_new(TCG_TYPE_TL); r_temp2 = tcg_temp_new(TCG_TYPE_TL); tcg_gen_andi_tl(r_temp1, src1, 0xffffffffULL); tcg_gen_andi_tl(r_temp2, src2, 0xffffffffULL); tcg_gen_brcond_tl(TCG_COND_GEU, r_temp1, r_temp2, l1); tcg_gen_ori_i32(cpu_psr, cpu_psr, PSR_CARRY); gen_set_label(l1); tcg_temp_free(r_temp1); tcg_temp_free(r_temp2); } #ifdef TARGET_SPARC64 static inline void gen_cc_C_sub_xcc(TCGv src1, TCGv src2) { int l1; l1 = gen_new_label(); tcg_gen_brcond_tl(TCG_COND_GEU, src1, src2, l1); tcg_gen_ori_i32(cpu_xcc, cpu_xcc, PSR_CARRY); gen_set_label(l1); } #endif /* old op: if (((src1 ^ T1) & (src1 ^ T0)) & (1 << 31)) env->psr |= PSR_OVF; */ static inline void gen_cc_V_sub_icc(TCGv dst, TCGv src1, TCGv src2) { TCGv r_temp; r_temp = tcg_temp_new(TCG_TYPE_TL); tcg_gen_xor_tl(r_temp, src1, src2); tcg_gen_xor_tl(cpu_tmp0, src1, dst); tcg_gen_and_tl(r_temp, r_temp, cpu_tmp0); tcg_gen_andi_tl(r_temp, r_temp, (1 << 31)); tcg_gen_shri_tl(r_temp, r_temp, 31 - PSR_OVF_SHIFT); tcg_gen_trunc_tl_i32(cpu_tmp32, r_temp); tcg_gen_or_i32(cpu_psr, cpu_psr, cpu_tmp32); tcg_temp_free(r_temp); } #ifdef TARGET_SPARC64 static inline void gen_cc_V_sub_xcc(TCGv dst, TCGv src1, TCGv src2) { TCGv r_temp; r_temp = tcg_temp_new(TCG_TYPE_TL); tcg_gen_xor_tl(r_temp, src1, src2); tcg_gen_xor_tl(cpu_tmp0, src1, dst); tcg_gen_and_tl(r_temp, r_temp, cpu_tmp0); tcg_gen_andi_tl(r_temp, r_temp, (1ULL << 63)); tcg_gen_shri_tl(r_temp, r_temp, 63 - PSR_OVF_SHIFT); tcg_gen_trunc_tl_i32(cpu_tmp32, r_temp); tcg_gen_or_i32(cpu_xcc, cpu_xcc, cpu_tmp32); tcg_temp_free(r_temp); } #endif static inline void gen_sub_tv(TCGv dst, TCGv src1, TCGv src2) { TCGv r_temp, r_const; int l1; l1 = gen_new_label(); r_temp = tcg_temp_new(TCG_TYPE_TL); tcg_gen_xor_tl(r_temp, src1, src2); tcg_gen_xor_tl(cpu_tmp0, src1, dst); tcg_gen_and_tl(r_temp, r_temp, cpu_tmp0); tcg_gen_andi_tl(r_temp, r_temp, (1 << 31)); tcg_gen_brcondi_tl(TCG_COND_EQ, r_temp, 0, l1); r_const = tcg_const_i32(TT_TOVF); tcg_gen_helper_0_1(raise_exception, r_const); tcg_temp_free(r_const); gen_set_label(l1); tcg_temp_free(r_temp); } static inline void gen_op_sub_cc(TCGv dst, TCGv src1, TCGv src2) { tcg_gen_mov_tl(cpu_cc_src, src1); tcg_gen_mov_tl(cpu_cc_src2, src2); tcg_gen_sub_tl(dst, src1, src2); tcg_gen_mov_tl(cpu_cc_dst, dst); gen_cc_clear_icc(); gen_cc_NZ_icc(cpu_cc_dst); gen_cc_C_sub_icc(cpu_cc_src, cpu_cc_src2); gen_cc_V_sub_icc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2); #ifdef TARGET_SPARC64 gen_cc_clear_xcc(); gen_cc_NZ_xcc(cpu_cc_dst); gen_cc_C_sub_xcc(cpu_cc_src, cpu_cc_src2); gen_cc_V_sub_xcc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2); #endif } static inline void gen_op_subx_cc(TCGv dst, TCGv src1, TCGv src2) { tcg_gen_mov_tl(cpu_cc_src, src1); tcg_gen_mov_tl(cpu_cc_src2, src2); gen_mov_reg_C(cpu_tmp0, cpu_psr); tcg_gen_sub_tl(dst, src1, cpu_tmp0); gen_cc_clear_icc(); gen_cc_C_sub_icc(dst, cpu_cc_src); #ifdef TARGET_SPARC64 gen_cc_clear_xcc(); gen_cc_C_sub_xcc(dst, cpu_cc_src); #endif tcg_gen_sub_tl(dst, dst, cpu_cc_src2); tcg_gen_mov_tl(cpu_cc_dst, dst); gen_cc_NZ_icc(cpu_cc_dst); gen_cc_C_sub_icc(cpu_cc_dst, cpu_cc_src); gen_cc_V_sub_icc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2); #ifdef TARGET_SPARC64 gen_cc_NZ_xcc(cpu_cc_dst); gen_cc_C_sub_xcc(cpu_cc_dst, cpu_cc_src); gen_cc_V_sub_xcc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2); #endif } static inline void gen_op_tsub_cc(TCGv dst, TCGv src1, TCGv src2) { tcg_gen_mov_tl(cpu_cc_src, src1); tcg_gen_mov_tl(cpu_cc_src2, src2); tcg_gen_sub_tl(dst, src1, src2); tcg_gen_mov_tl(cpu_cc_dst, dst); gen_cc_clear_icc(); gen_cc_NZ_icc(cpu_cc_dst); gen_cc_C_sub_icc(cpu_cc_src, cpu_cc_src2); gen_cc_V_sub_icc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2); gen_cc_V_tag(cpu_cc_src, cpu_cc_src2); #ifdef TARGET_SPARC64 gen_cc_clear_xcc(); gen_cc_NZ_xcc(cpu_cc_dst); gen_cc_C_sub_xcc(cpu_cc_src, cpu_cc_src2); gen_cc_V_sub_xcc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2); #endif } static inline void gen_op_tsub_ccTV(TCGv dst, TCGv src1, TCGv src2) { tcg_gen_mov_tl(cpu_cc_src, src1); tcg_gen_mov_tl(cpu_cc_src2, src2); gen_tag_tv(cpu_cc_src, cpu_cc_src2); tcg_gen_sub_tl(dst, src1, src2); tcg_gen_mov_tl(cpu_cc_dst, dst); gen_sub_tv(dst, cpu_cc_src, cpu_cc_src2); gen_cc_clear_icc(); gen_cc_NZ_icc(cpu_cc_dst); gen_cc_C_sub_icc(cpu_cc_src, cpu_cc_src2); #ifdef TARGET_SPARC64 gen_cc_clear_xcc(); gen_cc_NZ_xcc(cpu_cc_dst); gen_cc_C_sub_xcc(cpu_cc_src, cpu_cc_src2); gen_cc_V_sub_xcc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2); #endif } static inline void gen_op_mulscc(TCGv dst, TCGv src1, TCGv src2) { TCGv r_temp, r_temp2; int l1; l1 = gen_new_label(); r_temp = tcg_temp_new(TCG_TYPE_TL); r_temp2 = tcg_temp_new(TCG_TYPE_I32); /* old op: if (!(env->y & 1)) T1 = 0; */ tcg_gen_mov_tl(cpu_cc_src, src1); tcg_gen_ld32u_tl(r_temp, cpu_env, offsetof(CPUSPARCState, y)); tcg_gen_trunc_tl_i32(r_temp2, r_temp); tcg_gen_andi_i32(r_temp2, r_temp2, 0x1); tcg_gen_mov_tl(cpu_cc_src2, src2); tcg_gen_brcondi_i32(TCG_COND_NE, r_temp2, 0, l1); tcg_gen_movi_tl(cpu_cc_src2, 0); gen_set_label(l1); // b2 = T0 & 1; // env->y = (b2 << 31) | (env->y >> 1); tcg_gen_trunc_tl_i32(r_temp2, cpu_cc_src); tcg_gen_andi_i32(r_temp2, r_temp2, 0x1); tcg_gen_shli_i32(r_temp2, r_temp2, 31); tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, y)); tcg_gen_shri_i32(cpu_tmp32, cpu_tmp32, 1); tcg_gen_or_i32(cpu_tmp32, cpu_tmp32, r_temp2); tcg_temp_free(r_temp2); tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, y)); // b1 = N ^ V; gen_mov_reg_N(cpu_tmp0, cpu_psr); gen_mov_reg_V(r_temp, cpu_psr); tcg_gen_xor_tl(cpu_tmp0, cpu_tmp0, r_temp); tcg_temp_free(r_temp); // T0 = (b1 << 31) | (T0 >> 1); // src1 = T0; tcg_gen_shli_tl(cpu_tmp0, cpu_tmp0, 31); tcg_gen_shri_tl(cpu_cc_src, cpu_cc_src, 1); tcg_gen_or_tl(cpu_cc_src, cpu_cc_src, cpu_tmp0); /* do addition and update flags */ tcg_gen_add_tl(dst, cpu_cc_src, cpu_cc_src2); tcg_gen_mov_tl(cpu_cc_dst, dst); gen_cc_clear_icc(); gen_cc_NZ_icc(cpu_cc_dst); gen_cc_V_add_icc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2); gen_cc_C_add_icc(cpu_cc_dst, cpu_cc_src); } static inline void gen_op_umul(TCGv dst, TCGv src1, TCGv src2) { TCGv r_temp, r_temp2; r_temp = tcg_temp_new(TCG_TYPE_I64); r_temp2 = tcg_temp_new(TCG_TYPE_I64); tcg_gen_extu_tl_i64(r_temp, src2); tcg_gen_extu_tl_i64(r_temp2, src1); tcg_gen_mul_i64(r_temp2, r_temp, r_temp2); tcg_gen_shri_i64(r_temp, r_temp2, 32); tcg_gen_trunc_i64_i32(r_temp, r_temp); tcg_gen_st_i32(r_temp, cpu_env, offsetof(CPUSPARCState, y)); tcg_temp_free(r_temp); #ifdef TARGET_SPARC64 tcg_gen_mov_i64(dst, r_temp2); #else tcg_gen_trunc_i64_tl(dst, r_temp2); #endif tcg_temp_free(r_temp2); } static inline void gen_op_smul(TCGv dst, TCGv src1, TCGv src2) { TCGv r_temp, r_temp2; r_temp = tcg_temp_new(TCG_TYPE_I64); r_temp2 = tcg_temp_new(TCG_TYPE_I64); tcg_gen_ext_tl_i64(r_temp, src2); tcg_gen_ext_tl_i64(r_temp2, src1); tcg_gen_mul_i64(r_temp2, r_temp, r_temp2); tcg_gen_shri_i64(r_temp, r_temp2, 32); tcg_gen_trunc_i64_i32(r_temp, r_temp); tcg_gen_st_i32(r_temp, cpu_env, offsetof(CPUSPARCState, y)); tcg_temp_free(r_temp); #ifdef TARGET_SPARC64 tcg_gen_mov_i64(dst, r_temp2); #else tcg_gen_trunc_i64_tl(dst, r_temp2); #endif tcg_temp_free(r_temp2); } #ifdef TARGET_SPARC64 static inline void gen_trap_ifdivzero_tl(TCGv divisor) { TCGv r_const; int l1; l1 = gen_new_label(); tcg_gen_brcondi_tl(TCG_COND_NE, divisor, 0, l1); r_const = tcg_const_i32(TT_DIV_ZERO); tcg_gen_helper_0_1(raise_exception, r_const); tcg_temp_free(r_const); gen_set_label(l1); } static inline void gen_op_sdivx(TCGv dst, TCGv src1, TCGv src2) { int l1, l2; l1 = gen_new_label(); l2 = gen_new_label(); tcg_gen_mov_tl(cpu_cc_src, src1); tcg_gen_mov_tl(cpu_cc_src2, src2); gen_trap_ifdivzero_tl(src2); tcg_gen_brcondi_tl(TCG_COND_NE, cpu_cc_src, INT64_MIN, l1); tcg_gen_brcondi_tl(TCG_COND_NE, cpu_cc_src2, -1, l1); tcg_gen_movi_i64(dst, INT64_MIN); tcg_gen_br(l2); gen_set_label(l1); tcg_gen_div_i64(dst, cpu_cc_src, cpu_cc_src2); gen_set_label(l2); } #endif static inline void gen_op_div_cc(TCGv dst) { int l1; tcg_gen_mov_tl(cpu_cc_dst, dst); gen_cc_clear_icc(); gen_cc_NZ_icc(cpu_cc_dst); l1 = gen_new_label(); tcg_gen_ld_tl(cpu_tmp0, cpu_env, offsetof(CPUSPARCState, cc_src2)); tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_tmp0, 0, l1); tcg_gen_ori_i32(cpu_psr, cpu_psr, PSR_OVF); gen_set_label(l1); } static inline void gen_op_logic_cc(TCGv dst) { tcg_gen_mov_tl(cpu_cc_dst, dst); gen_cc_clear_icc(); gen_cc_NZ_icc(cpu_cc_dst); #ifdef TARGET_SPARC64 gen_cc_clear_xcc(); gen_cc_NZ_xcc(cpu_cc_dst); #endif } // 1 static inline void gen_op_eval_ba(TCGv dst) { tcg_gen_movi_tl(dst, 1); } // Z static inline void gen_op_eval_be(TCGv dst, TCGv src) { gen_mov_reg_Z(dst, src); } // Z | (N ^ V) static inline void gen_op_eval_ble(TCGv dst, TCGv src) { gen_mov_reg_N(cpu_tmp0, src); gen_mov_reg_V(dst, src); tcg_gen_xor_tl(dst, dst, cpu_tmp0); gen_mov_reg_Z(cpu_tmp0, src); tcg_gen_or_tl(dst, dst, cpu_tmp0); } // N ^ V static inline void gen_op_eval_bl(TCGv dst, TCGv src) { gen_mov_reg_V(cpu_tmp0, src); gen_mov_reg_N(dst, src); tcg_gen_xor_tl(dst, dst, cpu_tmp0); } // C | Z static inline void gen_op_eval_bleu(TCGv dst, TCGv src) { gen_mov_reg_Z(cpu_tmp0, src); gen_mov_reg_C(dst, src); tcg_gen_or_tl(dst, dst, cpu_tmp0); } // C static inline void gen_op_eval_bcs(TCGv dst, TCGv src) { gen_mov_reg_C(dst, src); } // V static inline void gen_op_eval_bvs(TCGv dst, TCGv src) { gen_mov_reg_V(dst, src); } // 0 static inline void gen_op_eval_bn(TCGv dst) { tcg_gen_movi_tl(dst, 0); } // N static inline void gen_op_eval_bneg(TCGv dst, TCGv src) { gen_mov_reg_N(dst, src); } // !Z static inline void gen_op_eval_bne(TCGv dst, TCGv src) { gen_mov_reg_Z(dst, src); tcg_gen_xori_tl(dst, dst, 0x1); } // !(Z | (N ^ V)) static inline void gen_op_eval_bg(TCGv dst, TCGv src) { gen_mov_reg_N(cpu_tmp0, src); gen_mov_reg_V(dst, src); tcg_gen_xor_tl(dst, dst, cpu_tmp0); gen_mov_reg_Z(cpu_tmp0, src); tcg_gen_or_tl(dst, dst, cpu_tmp0); tcg_gen_xori_tl(dst, dst, 0x1); } // !(N ^ V) static inline void gen_op_eval_bge(TCGv dst, TCGv src) { gen_mov_reg_V(cpu_tmp0, src); gen_mov_reg_N(dst, src); tcg_gen_xor_tl(dst, dst, cpu_tmp0); tcg_gen_xori_tl(dst, dst, 0x1); } // !(C | Z) static inline void gen_op_eval_bgu(TCGv dst, TCGv src) { gen_mov_reg_Z(cpu_tmp0, src); gen_mov_reg_C(dst, src); tcg_gen_or_tl(dst, dst, cpu_tmp0); tcg_gen_xori_tl(dst, dst, 0x1); } // !C static inline void gen_op_eval_bcc(TCGv dst, TCGv src) { gen_mov_reg_C(dst, src); tcg_gen_xori_tl(dst, dst, 0x1); } // !N static inline void gen_op_eval_bpos(TCGv dst, TCGv src) { gen_mov_reg_N(dst, src); tcg_gen_xori_tl(dst, dst, 0x1); } // !V static inline void gen_op_eval_bvc(TCGv dst, TCGv src) { gen_mov_reg_V(dst, src); tcg_gen_xori_tl(dst, dst, 0x1); } /* FPSR bit field FCC1 | FCC0: 0 = 1 < 2 > 3 unordered */ static inline void gen_mov_reg_FCC0(TCGv reg, TCGv src, unsigned int fcc_offset) { tcg_gen_extu_i32_tl(reg, src); tcg_gen_shri_tl(reg, reg, FSR_FCC0_SHIFT + fcc_offset); tcg_gen_andi_tl(reg, reg, 0x1); } static inline void gen_mov_reg_FCC1(TCGv reg, TCGv src, unsigned int fcc_offset) { tcg_gen_extu_i32_tl(reg, src); tcg_gen_shri_tl(reg, reg, FSR_FCC1_SHIFT + fcc_offset); tcg_gen_andi_tl(reg, reg, 0x1); } // !0: FCC0 | FCC1 static inline void gen_op_eval_fbne(TCGv dst, TCGv src, unsigned int fcc_offset) { gen_mov_reg_FCC0(dst, src, fcc_offset); gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset); tcg_gen_or_tl(dst, dst, cpu_tmp0); } // 1 or 2: FCC0 ^ FCC1 static inline void gen_op_eval_fblg(TCGv dst, TCGv src, unsigned int fcc_offset) { gen_mov_reg_FCC0(dst, src, fcc_offset); gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset); tcg_gen_xor_tl(dst, dst, cpu_tmp0); } // 1 or 3: FCC0 static inline void gen_op_eval_fbul(TCGv dst, TCGv src, unsigned int fcc_offset) { gen_mov_reg_FCC0(dst, src, fcc_offset); } // 1: FCC0 & !FCC1 static inline void gen_op_eval_fbl(TCGv dst, TCGv src, unsigned int fcc_offset) { gen_mov_reg_FCC0(dst, src, fcc_offset); gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset); tcg_gen_xori_tl(cpu_tmp0, cpu_tmp0, 0x1); tcg_gen_and_tl(dst, dst, cpu_tmp0); } // 2 or 3: FCC1 static inline void gen_op_eval_fbug(TCGv dst, TCGv src, unsigned int fcc_offset) { gen_mov_reg_FCC1(dst, src, fcc_offset); } // 2: !FCC0 & FCC1 static inline void gen_op_eval_fbg(TCGv dst, TCGv src, unsigned int fcc_offset) { gen_mov_reg_FCC0(dst, src, fcc_offset); tcg_gen_xori_tl(dst, dst, 0x1); gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset); tcg_gen_and_tl(dst, dst, cpu_tmp0); } // 3: FCC0 & FCC1 static inline void gen_op_eval_fbu(TCGv dst, TCGv src, unsigned int fcc_offset) { gen_mov_reg_FCC0(dst, src, fcc_offset); gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset); tcg_gen_and_tl(dst, dst, cpu_tmp0); } // 0: !(FCC0 | FCC1) static inline void gen_op_eval_fbe(TCGv dst, TCGv src, unsigned int fcc_offset) { gen_mov_reg_FCC0(dst, src, fcc_offset); gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset); tcg_gen_or_tl(dst, dst, cpu_tmp0); tcg_gen_xori_tl(dst, dst, 0x1); } // 0 or 3: !(FCC0 ^ FCC1) static inline void gen_op_eval_fbue(TCGv dst, TCGv src, unsigned int fcc_offset) { gen_mov_reg_FCC0(dst, src, fcc_offset); gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset); tcg_gen_xor_tl(dst, dst, cpu_tmp0); tcg_gen_xori_tl(dst, dst, 0x1); } // 0 or 2: !FCC0 static inline void gen_op_eval_fbge(TCGv dst, TCGv src, unsigned int fcc_offset) { gen_mov_reg_FCC0(dst, src, fcc_offset); tcg_gen_xori_tl(dst, dst, 0x1); } // !1: !(FCC0 & !FCC1) static inline void gen_op_eval_fbuge(TCGv dst, TCGv src, unsigned int fcc_offset) { gen_mov_reg_FCC0(dst, src, fcc_offset); gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset); tcg_gen_xori_tl(cpu_tmp0, cpu_tmp0, 0x1); tcg_gen_and_tl(dst, dst, cpu_tmp0); tcg_gen_xori_tl(dst, dst, 0x1); } // 0 or 1: !FCC1 static inline void gen_op_eval_fble(TCGv dst, TCGv src, unsigned int fcc_offset) { gen_mov_reg_FCC1(dst, src, fcc_offset); tcg_gen_xori_tl(dst, dst, 0x1); } // !2: !(!FCC0 & FCC1) static inline void gen_op_eval_fbule(TCGv dst, TCGv src, unsigned int fcc_offset) { gen_mov_reg_FCC0(dst, src, fcc_offset); tcg_gen_xori_tl(dst, dst, 0x1); gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset); tcg_gen_and_tl(dst, dst, cpu_tmp0); tcg_gen_xori_tl(dst, dst, 0x1); } // !3: !(FCC0 & FCC1) static inline void gen_op_eval_fbo(TCGv dst, TCGv src, unsigned int fcc_offset) { gen_mov_reg_FCC0(dst, src, fcc_offset); gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset); tcg_gen_and_tl(dst, dst, cpu_tmp0); tcg_gen_xori_tl(dst, dst, 0x1); } static inline void gen_branch2(DisasContext *dc, target_ulong pc1, target_ulong pc2, TCGv r_cond) { int l1; l1 = gen_new_label(); tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, 0, l1); gen_goto_tb(dc, 0, pc1, pc1 + 4); gen_set_label(l1); gen_goto_tb(dc, 1, pc2, pc2 + 4); } static inline void gen_branch_a(DisasContext *dc, target_ulong pc1, target_ulong pc2, TCGv r_cond) { int l1; l1 = gen_new_label(); tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, 0, l1); gen_goto_tb(dc, 0, pc2, pc1); gen_set_label(l1); gen_goto_tb(dc, 1, pc2 + 4, pc2 + 8); } static inline void gen_generic_branch(target_ulong npc1, target_ulong npc2, TCGv r_cond) { int l1, l2; l1 = gen_new_label(); l2 = gen_new_label(); tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, 0, l1); tcg_gen_movi_tl(cpu_npc, npc1); tcg_gen_br(l2); gen_set_label(l1); tcg_gen_movi_tl(cpu_npc, npc2); gen_set_label(l2); } /* call this function before using the condition register as it may have been set for a jump */ static inline void flush_cond(DisasContext *dc, TCGv cond) { if (dc->npc == JUMP_PC) { gen_generic_branch(dc->jump_pc[0], dc->jump_pc[1], cond); dc->npc = DYNAMIC_PC; } } static inline void save_npc(DisasContext *dc, TCGv cond) { if (dc->npc == JUMP_PC) { gen_generic_branch(dc->jump_pc[0], dc->jump_pc[1], cond); dc->npc = DYNAMIC_PC; } else if (dc->npc != DYNAMIC_PC) { tcg_gen_movi_tl(cpu_npc, dc->npc); } } static inline void save_state(DisasContext *dc, TCGv cond) { tcg_gen_movi_tl(cpu_pc, dc->pc); save_npc(dc, cond); } static inline void gen_mov_pc_npc(DisasContext *dc, TCGv cond) { if (dc->npc == JUMP_PC) { gen_generic_branch(dc->jump_pc[0], dc->jump_pc[1], cond); tcg_gen_mov_tl(cpu_pc, cpu_npc); dc->pc = DYNAMIC_PC; } else if (dc->npc == DYNAMIC_PC) { tcg_gen_mov_tl(cpu_pc, cpu_npc); dc->pc = DYNAMIC_PC; } else { dc->pc = dc->npc; } } static inline void gen_op_next_insn(void) { tcg_gen_mov_tl(cpu_pc, cpu_npc); tcg_gen_addi_tl(cpu_npc, cpu_npc, 4); } static inline void gen_cond(TCGv r_dst, unsigned int cc, unsigned int cond) { TCGv r_src; #ifdef TARGET_SPARC64 if (cc) r_src = cpu_xcc; else r_src = cpu_psr; #else r_src = cpu_psr; #endif switch (cond) { case 0x0: gen_op_eval_bn(r_dst); break; case 0x1: gen_op_eval_be(r_dst, r_src); break; case 0x2: gen_op_eval_ble(r_dst, r_src); break; case 0x3: gen_op_eval_bl(r_dst, r_src); break; case 0x4: gen_op_eval_bleu(r_dst, r_src); break; case 0x5: gen_op_eval_bcs(r_dst, r_src); break; case 0x6: gen_op_eval_bneg(r_dst, r_src); break; case 0x7: gen_op_eval_bvs(r_dst, r_src); break; case 0x8: gen_op_eval_ba(r_dst); break; case 0x9: gen_op_eval_bne(r_dst, r_src); break; case 0xa: gen_op_eval_bg(r_dst, r_src); break; case 0xb: gen_op_eval_bge(r_dst, r_src); break; case 0xc: gen_op_eval_bgu(r_dst, r_src); break; case 0xd: gen_op_eval_bcc(r_dst, r_src); break; case 0xe: gen_op_eval_bpos(r_dst, r_src); break; case 0xf: gen_op_eval_bvc(r_dst, r_src); break; } } static inline void gen_fcond(TCGv r_dst, unsigned int cc, unsigned int cond) { unsigned int offset; switch (cc) { default: case 0x0: offset = 0; break; case 0x1: offset = 32 - 10; break; case 0x2: offset = 34 - 10; break; case 0x3: offset = 36 - 10; break; } switch (cond) { case 0x0: gen_op_eval_bn(r_dst); break; case 0x1: gen_op_eval_fbne(r_dst, cpu_fsr, offset); break; case 0x2: gen_op_eval_fblg(r_dst, cpu_fsr, offset); break; case 0x3: gen_op_eval_fbul(r_dst, cpu_fsr, offset); break; case 0x4: gen_op_eval_fbl(r_dst, cpu_fsr, offset); break; case 0x5: gen_op_eval_fbug(r_dst, cpu_fsr, offset); break; case 0x6: gen_op_eval_fbg(r_dst, cpu_fsr, offset); break; case 0x7: gen_op_eval_fbu(r_dst, cpu_fsr, offset); break; case 0x8: gen_op_eval_ba(r_dst); break; case 0x9: gen_op_eval_fbe(r_dst, cpu_fsr, offset); break; case 0xa: gen_op_eval_fbue(r_dst, cpu_fsr, offset); break; case 0xb: gen_op_eval_fbge(r_dst, cpu_fsr, offset); break; case 0xc: gen_op_eval_fbuge(r_dst, cpu_fsr, offset); break; case 0xd: gen_op_eval_fble(r_dst, cpu_fsr, offset); break; case 0xe: gen_op_eval_fbule(r_dst, cpu_fsr, offset); break; case 0xf: gen_op_eval_fbo(r_dst, cpu_fsr, offset); break; } } #ifdef TARGET_SPARC64 // Inverted logic static const int gen_tcg_cond_reg[8] = { -1, TCG_COND_NE, TCG_COND_GT, TCG_COND_GE, -1, TCG_COND_EQ, TCG_COND_LE, TCG_COND_LT, }; static inline void gen_cond_reg(TCGv r_dst, int cond, TCGv r_src) { int l1; l1 = gen_new_label(); tcg_gen_movi_tl(r_dst, 0); tcg_gen_brcondi_tl(gen_tcg_cond_reg[cond], r_src, 0, l1); tcg_gen_movi_tl(r_dst, 1); gen_set_label(l1); } #endif /* XXX: potentially incorrect if dynamic npc */ static void do_branch(DisasContext *dc, int32_t offset, uint32_t insn, int cc, TCGv r_cond) { unsigned int cond = GET_FIELD(insn, 3, 6), a = (insn & (1 << 29)); target_ulong target = dc->pc + offset; if (cond == 0x0) { /* unconditional not taken */ if (a) { dc->pc = dc->npc + 4; dc->npc = dc->pc + 4; } else { dc->pc = dc->npc; dc->npc = dc->pc + 4; } } else if (cond == 0x8) { /* unconditional taken */ if (a) { dc->pc = target; dc->npc = dc->pc + 4; } else { dc->pc = dc->npc; dc->npc = target; } } else { flush_cond(dc, r_cond); gen_cond(r_cond, cc, cond); if (a) { gen_branch_a(dc, target, dc->npc, r_cond); dc->is_br = 1; } else { dc->pc = dc->npc; dc->jump_pc[0] = target; dc->jump_pc[1] = dc->npc + 4; dc->npc = JUMP_PC; } } } /* XXX: potentially incorrect if dynamic npc */ static void do_fbranch(DisasContext *dc, int32_t offset, uint32_t insn, int cc, TCGv r_cond) { unsigned int cond = GET_FIELD(insn, 3, 6), a = (insn & (1 << 29)); target_ulong target = dc->pc + offset; if (cond == 0x0) { /* unconditional not taken */ if (a) { dc->pc = dc->npc + 4; dc->npc = dc->pc + 4; } else { dc->pc = dc->npc; dc->npc = dc->pc + 4; } } else if (cond == 0x8) { /* unconditional taken */ if (a) { dc->pc = target; dc->npc = dc->pc + 4; } else { dc->pc = dc->npc; dc->npc = target; } } else { flush_cond(dc, r_cond); gen_fcond(r_cond, cc, cond); if (a) { gen_branch_a(dc, target, dc->npc, r_cond); dc->is_br = 1; } else { dc->pc = dc->npc; dc->jump_pc[0] = target; dc->jump_pc[1] = dc->npc + 4; dc->npc = JUMP_PC; } } } #ifdef TARGET_SPARC64 /* XXX: potentially incorrect if dynamic npc */ static void do_branch_reg(DisasContext *dc, int32_t offset, uint32_t insn, TCGv r_cond, TCGv r_reg) { unsigned int cond = GET_FIELD_SP(insn, 25, 27), a = (insn & (1 << 29)); target_ulong target = dc->pc + offset; flush_cond(dc, r_cond); gen_cond_reg(r_cond, cond, r_reg); if (a) { gen_branch_a(dc, target, dc->npc, r_cond); dc->is_br = 1; } else { dc->pc = dc->npc; dc->jump_pc[0] = target; dc->jump_pc[1] = dc->npc + 4; dc->npc = JUMP_PC; } } static GenOpFunc * const gen_fcmps[4] = { helper_fcmps, helper_fcmps_fcc1, helper_fcmps_fcc2, helper_fcmps_fcc3, }; static GenOpFunc * const gen_fcmpd[4] = { helper_fcmpd, helper_fcmpd_fcc1, helper_fcmpd_fcc2, helper_fcmpd_fcc3, }; static GenOpFunc * const gen_fcmpq[4] = { helper_fcmpq, helper_fcmpq_fcc1, helper_fcmpq_fcc2, helper_fcmpq_fcc3, }; static GenOpFunc * const gen_fcmpes[4] = { helper_fcmpes, helper_fcmpes_fcc1, helper_fcmpes_fcc2, helper_fcmpes_fcc3, }; static GenOpFunc * const gen_fcmped[4] = { helper_fcmped, helper_fcmped_fcc1, helper_fcmped_fcc2, helper_fcmped_fcc3, }; static GenOpFunc * const gen_fcmpeq[4] = { helper_fcmpeq, helper_fcmpeq_fcc1, helper_fcmpeq_fcc2, helper_fcmpeq_fcc3, }; static inline void gen_op_fcmps(int fccno) { tcg_gen_helper_0_0(gen_fcmps[fccno]); } static inline void gen_op_fcmpd(int fccno) { tcg_gen_helper_0_0(gen_fcmpd[fccno]); } static inline void gen_op_fcmpq(int fccno) { tcg_gen_helper_0_0(gen_fcmpq[fccno]); } static inline void gen_op_fcmpes(int fccno) { tcg_gen_helper_0_0(gen_fcmpes[fccno]); } static inline void gen_op_fcmped(int fccno) { tcg_gen_helper_0_0(gen_fcmped[fccno]); } static inline void gen_op_fcmpeq(int fccno) { tcg_gen_helper_0_0(gen_fcmpeq[fccno]); } #else static inline void gen_op_fcmps(int fccno) { tcg_gen_helper_0_0(helper_fcmps); } static inline void gen_op_fcmpd(int fccno) { tcg_gen_helper_0_0(helper_fcmpd); } static inline void gen_op_fcmpq(int fccno) { tcg_gen_helper_0_0(helper_fcmpq); } static inline void gen_op_fcmpes(int fccno) { tcg_gen_helper_0_0(helper_fcmpes); } static inline void gen_op_fcmped(int fccno) { tcg_gen_helper_0_0(helper_fcmped); } static inline void gen_op_fcmpeq(int fccno) { tcg_gen_helper_0_0(helper_fcmpeq); } #endif static inline void gen_op_fpexception_im(int fsr_flags) { TCGv r_const; tcg_gen_andi_tl(cpu_fsr, cpu_fsr, ~FSR_FTT_MASK); tcg_gen_ori_tl(cpu_fsr, cpu_fsr, fsr_flags); r_const = tcg_const_i32(TT_FP_EXCP); tcg_gen_helper_0_1(raise_exception, r_const); tcg_temp_free(r_const); } static int gen_trap_ifnofpu(DisasContext *dc, TCGv r_cond) { #if !defined(CONFIG_USER_ONLY) if (!dc->fpu_enabled) { TCGv r_const; save_state(dc, r_cond); r_const = tcg_const_i32(TT_NFPU_INSN); tcg_gen_helper_0_1(raise_exception, r_const); tcg_temp_free(r_const); dc->is_br = 1; return 1; } #endif return 0; } static inline void gen_op_clear_ieee_excp_and_FTT(void) { tcg_gen_andi_tl(cpu_fsr, cpu_fsr, ~(FSR_FTT_MASK | FSR_CEXC_MASK)); } static inline void gen_clear_float_exceptions(void) { tcg_gen_helper_0_0(helper_clear_float_exceptions); } /* asi moves */ #ifdef TARGET_SPARC64 static inline TCGv gen_get_asi(int insn, TCGv r_addr) { int asi, offset; TCGv r_asi; if (IS_IMM) { r_asi = tcg_temp_new(TCG_TYPE_I32); offset = GET_FIELD(insn, 25, 31); tcg_gen_addi_tl(r_addr, r_addr, offset); tcg_gen_ld_i32(r_asi, cpu_env, offsetof(CPUSPARCState, asi)); } else { asi = GET_FIELD(insn, 19, 26); r_asi = tcg_const_i32(asi); } return r_asi; } static inline void gen_ld_asi(TCGv dst, TCGv addr, int insn, int size, int sign) { TCGv r_asi, r_size, r_sign; r_asi = gen_get_asi(insn, addr); r_size = tcg_const_i32(size); r_sign = tcg_const_i32(sign); tcg_gen_helper_1_4(helper_ld_asi, dst, addr, r_asi, r_size, r_sign); tcg_temp_free(r_sign); tcg_temp_free(r_size); tcg_temp_free(r_asi); } static inline void gen_st_asi(TCGv src, TCGv addr, int insn, int size) { TCGv r_asi, r_size; r_asi = gen_get_asi(insn, addr); r_size = tcg_const_i32(size); tcg_gen_helper_0_4(helper_st_asi, addr, src, r_asi, r_size); tcg_temp_free(r_size); tcg_temp_free(r_asi); } static inline void gen_ldf_asi(TCGv addr, int insn, int size, int rd) { TCGv r_asi, r_size, r_rd; r_asi = gen_get_asi(insn, addr); r_size = tcg_const_i32(size); r_rd = tcg_const_i32(rd); tcg_gen_helper_0_4(helper_ldf_asi, addr, r_asi, r_size, r_rd); tcg_temp_free(r_rd); tcg_temp_free(r_size); tcg_temp_free(r_asi); } static inline void gen_stf_asi(TCGv addr, int insn, int size, int rd) { TCGv r_asi, r_size, r_rd; r_asi = gen_get_asi(insn, addr); r_size = tcg_const_i32(size); r_rd = tcg_const_i32(rd); tcg_gen_helper_0_4(helper_stf_asi, addr, r_asi, r_size, r_rd); tcg_temp_free(r_rd); tcg_temp_free(r_size); tcg_temp_free(r_asi); } static inline void gen_swap_asi(TCGv dst, TCGv addr, int insn) { TCGv r_asi, r_size, r_sign; r_asi = gen_get_asi(insn, addr); r_size = tcg_const_i32(4); r_sign = tcg_const_i32(0); tcg_gen_helper_1_4(helper_ld_asi, cpu_tmp64, addr, r_asi, r_size, r_sign); tcg_temp_free(r_sign); tcg_gen_helper_0_4(helper_st_asi, addr, dst, r_asi, r_size); tcg_temp_free(r_size); tcg_temp_free(r_asi); tcg_gen_trunc_i64_tl(dst, cpu_tmp64); } static inline void gen_ldda_asi(TCGv lo, TCGv hi, TCGv addr, int insn) { TCGv r_asi, r_size, r_sign; r_asi = gen_get_asi(insn, addr); r_size = tcg_const_i32(8); r_sign = tcg_const_i32(0); tcg_gen_helper_1_4(helper_ld_asi, cpu_tmp64, addr, r_asi, r_size, r_sign); tcg_temp_free(r_sign); tcg_temp_free(r_size); tcg_temp_free(r_asi); tcg_gen_andi_i64(lo, cpu_tmp64, 0xffffffffULL); tcg_gen_shri_i64(cpu_tmp64, cpu_tmp64, 32); tcg_gen_andi_i64(hi, cpu_tmp64, 0xffffffffULL); } static inline void gen_stda_asi(TCGv hi, TCGv addr, int insn, int rd) { TCGv r_temp, r_asi, r_size; r_temp = tcg_temp_new(TCG_TYPE_TL); gen_movl_reg_TN(rd + 1, r_temp); tcg_gen_helper_1_2(helper_pack64, cpu_tmp64, hi, r_temp); tcg_temp_free(r_temp); r_asi = gen_get_asi(insn, addr); r_size = tcg_const_i32(8); tcg_gen_helper_0_4(helper_st_asi, addr, cpu_tmp64, r_asi, r_size); tcg_temp_free(r_size); tcg_temp_free(r_asi); } static inline void gen_cas_asi(TCGv dst, TCGv addr, TCGv val2, int insn, int rd) { TCGv r_val1, r_asi; r_val1 = tcg_temp_new(TCG_TYPE_TL); gen_movl_reg_TN(rd, r_val1); r_asi = gen_get_asi(insn, addr); tcg_gen_helper_1_4(helper_cas_asi, dst, addr, r_val1, val2, r_asi); tcg_temp_free(r_asi); tcg_temp_free(r_val1); } static inline void gen_casx_asi(TCGv dst, TCGv addr, TCGv val2, int insn, int rd) { TCGv r_asi; gen_movl_reg_TN(rd, cpu_tmp64); r_asi = gen_get_asi(insn, addr); tcg_gen_helper_1_4(helper_casx_asi, dst, addr, cpu_tmp64, val2, r_asi); tcg_temp_free(r_asi); } #elif !defined(CONFIG_USER_ONLY) static inline void gen_ld_asi(TCGv dst, TCGv addr, int insn, int size, int sign) { TCGv r_asi, r_size, r_sign; r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26)); r_size = tcg_const_i32(size); r_sign = tcg_const_i32(sign); tcg_gen_helper_1_4(helper_ld_asi, cpu_tmp64, addr, r_asi, r_size, r_sign); tcg_temp_free(r_sign); tcg_temp_free(r_size); tcg_temp_free(r_asi); tcg_gen_trunc_i64_tl(dst, cpu_tmp64); } static inline void gen_st_asi(TCGv src, TCGv addr, int insn, int size) { TCGv r_asi, r_size; tcg_gen_extu_tl_i64(cpu_tmp64, src); r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26)); r_size = tcg_const_i32(size); tcg_gen_helper_0_4(helper_st_asi, addr, cpu_tmp64, r_asi, r_size); tcg_temp_free(r_size); tcg_temp_free(r_asi); } static inline void gen_swap_asi(TCGv dst, TCGv addr, int insn) { TCGv r_asi, r_size, r_sign; r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26)); r_size = tcg_const_i32(4); r_sign = tcg_const_i32(0); tcg_gen_helper_1_4(helper_ld_asi, cpu_tmp64, addr, r_asi, r_size, r_sign); tcg_temp_free(r_sign); tcg_gen_helper_0_4(helper_st_asi, addr, dst, r_asi, r_size); tcg_temp_free(r_size); tcg_temp_free(r_asi); tcg_gen_trunc_i64_tl(dst, cpu_tmp64); } static inline void gen_ldda_asi(TCGv lo, TCGv hi, TCGv addr, int insn) { TCGv r_asi, r_size, r_sign; r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26)); r_size = tcg_const_i32(8); r_sign = tcg_const_i32(0); tcg_gen_helper_1_4(helper_ld_asi, cpu_tmp64, addr, r_asi, r_size, r_sign); tcg_temp_free(r_sign); tcg_temp_free(r_size); tcg_temp_free(r_asi); tcg_gen_trunc_i64_tl(lo, cpu_tmp64); tcg_gen_shri_i64(cpu_tmp64, cpu_tmp64, 32); tcg_gen_trunc_i64_tl(hi, cpu_tmp64); } static inline void gen_stda_asi(TCGv hi, TCGv addr, int insn, int rd) { TCGv r_temp, r_asi, r_size; r_temp = tcg_temp_new(TCG_TYPE_TL); gen_movl_reg_TN(rd + 1, r_temp); tcg_gen_helper_1_2(helper_pack64, cpu_tmp64, hi, r_temp); tcg_temp_free(r_temp); r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26)); r_size = tcg_const_i32(8); tcg_gen_helper_0_4(helper_st_asi, addr, cpu_tmp64, r_asi, r_size); tcg_temp_free(r_size); tcg_temp_free(r_asi); } #endif #if !defined(CONFIG_USER_ONLY) || defined(TARGET_SPARC64) static inline void gen_ldstub_asi(TCGv dst, TCGv addr, int insn) { TCGv r_val, r_asi, r_size; gen_ld_asi(dst, addr, insn, 1, 0); r_val = tcg_const_i64(0xffULL); r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26)); r_size = tcg_const_i32(1); tcg_gen_helper_0_4(helper_st_asi, addr, r_val, r_asi, r_size); tcg_temp_free(r_size); tcg_temp_free(r_asi); tcg_temp_free(r_val); } #endif static inline TCGv get_src1(unsigned int insn, TCGv def) { TCGv r_rs1 = def; unsigned int rs1; rs1 = GET_FIELD(insn, 13, 17); if (rs1 == 0) //r_rs1 = tcg_const_tl(0); tcg_gen_movi_tl(def, 0); else if (rs1 < 8) //r_rs1 = cpu_gregs[rs1]; tcg_gen_mov_tl(def, cpu_gregs[rs1]); else tcg_gen_ld_tl(def, cpu_regwptr, (rs1 - 8) * sizeof(target_ulong)); return r_rs1; } static inline TCGv get_src2(unsigned int insn, TCGv def) { TCGv r_rs2 = def; unsigned int rs2; if (IS_IMM) { /* immediate */ rs2 = GET_FIELDs(insn, 19, 31); r_rs2 = tcg_const_tl((int)rs2); // XXX how to free? } else { /* register */ rs2 = GET_FIELD(insn, 27, 31); if (rs2 == 0) r_rs2 = tcg_const_tl(0); // XXX how to free? else if (rs2 < 8) r_rs2 = cpu_gregs[rs2]; else tcg_gen_ld_tl(def, cpu_regwptr, (rs2 - 8) * sizeof(target_ulong)); } return r_rs2; } #define CHECK_IU_FEATURE(dc, FEATURE) \ if (!((dc)->features & CPU_FEATURE_ ## FEATURE)) \ goto illegal_insn; #define CHECK_FPU_FEATURE(dc, FEATURE) \ if (!((dc)->features & CPU_FEATURE_ ## FEATURE)) \ goto nfpu_insn; /* before an instruction, dc->pc must be static */ static void disas_sparc_insn(DisasContext * dc) { unsigned int insn, opc, rs1, rs2, rd; if (unlikely(loglevel & CPU_LOG_TB_OP)) tcg_gen_debug_insn_start(dc->pc); insn = ldl_code(dc->pc); opc = GET_FIELD(insn, 0, 1); rd = GET_FIELD(insn, 2, 6); cpu_dst = cpu_T[0]; cpu_src1 = cpu_T[0]; // const cpu_src2 = cpu_T[1]; // const // loads and stores cpu_addr = cpu_T[0]; cpu_val = cpu_T[1]; switch (opc) { case 0: /* branches/sethi */ { unsigned int xop = GET_FIELD(insn, 7, 9); int32_t target; switch (xop) { #ifdef TARGET_SPARC64 case 0x1: /* V9 BPcc */ { int cc; target = GET_FIELD_SP(insn, 0, 18); target = sign_extend(target, 18); target <<= 2; cc = GET_FIELD_SP(insn, 20, 21); if (cc == 0) do_branch(dc, target, insn, 0, cpu_cond); else if (cc == 2) do_branch(dc, target, insn, 1, cpu_cond); else goto illegal_insn; goto jmp_insn; } case 0x3: /* V9 BPr */ { target = GET_FIELD_SP(insn, 0, 13) | (GET_FIELD_SP(insn, 20, 21) << 14); target = sign_extend(target, 16); target <<= 2; cpu_src1 = get_src1(insn, cpu_src1); do_branch_reg(dc, target, insn, cpu_cond, cpu_src1); goto jmp_insn; } case 0x5: /* V9 FBPcc */ { int cc = GET_FIELD_SP(insn, 20, 21); if (gen_trap_ifnofpu(dc, cpu_cond)) goto jmp_insn; target = GET_FIELD_SP(insn, 0, 18); target = sign_extend(target, 19); target <<= 2; do_fbranch(dc, target, insn, cc, cpu_cond); goto jmp_insn; } #else case 0x7: /* CBN+x */ { goto ncp_insn; } #endif case 0x2: /* BN+x */ { target = GET_FIELD(insn, 10, 31); target = sign_extend(target, 22); target <<= 2; do_branch(dc, target, insn, 0, cpu_cond); goto jmp_insn; } case 0x6: /* FBN+x */ { if (gen_trap_ifnofpu(dc, cpu_cond)) goto jmp_insn; target = GET_FIELD(insn, 10, 31); target = sign_extend(target, 22); target <<= 2; do_fbranch(dc, target, insn, 0, cpu_cond); goto jmp_insn; } case 0x4: /* SETHI */ if (rd) { // nop uint32_t value = GET_FIELD(insn, 10, 31); TCGv r_const; r_const = tcg_const_tl(value << 10); gen_movl_TN_reg(rd, r_const); tcg_temp_free(r_const); } break; case 0x0: /* UNIMPL */ default: goto illegal_insn; } break; } break; case 1: /*CALL*/ { target_long target = GET_FIELDs(insn, 2, 31) << 2; TCGv r_const; r_const = tcg_const_tl(dc->pc); gen_movl_TN_reg(15, r_const); tcg_temp_free(r_const); target += dc->pc; gen_mov_pc_npc(dc, cpu_cond); dc->npc = target; } goto jmp_insn; case 2: /* FPU & Logical Operations */ { unsigned int xop = GET_FIELD(insn, 7, 12); if (xop == 0x3a) { /* generate trap */ int cond; cpu_src1 = get_src1(insn, cpu_src1); if (IS_IMM) { rs2 = GET_FIELD(insn, 25, 31); tcg_gen_addi_tl(cpu_dst, cpu_src1, rs2); } else { rs2 = GET_FIELD(insn, 27, 31); if (rs2 != 0) { gen_movl_reg_TN(rs2, cpu_src2); tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_src2); } else tcg_gen_mov_tl(cpu_dst, cpu_src1); } cond = GET_FIELD(insn, 3, 6); if (cond == 0x8) { save_state(dc, cpu_cond); tcg_gen_helper_0_1(helper_trap, cpu_dst); } else if (cond != 0) { TCGv r_cond = tcg_temp_new(TCG_TYPE_TL); #ifdef TARGET_SPARC64 /* V9 icc/xcc */ int cc = GET_FIELD_SP(insn, 11, 12); save_state(dc, cpu_cond); if (cc == 0) gen_cond(r_cond, 0, cond); else if (cc == 2) gen_cond(r_cond, 1, cond); else goto illegal_insn; #else save_state(dc, cpu_cond); gen_cond(r_cond, 0, cond); #endif tcg_gen_helper_0_2(helper_trapcc, cpu_dst, r_cond); tcg_temp_free(r_cond); } gen_op_next_insn(); tcg_gen_exit_tb(0); dc->is_br = 1; goto jmp_insn; } else if (xop == 0x28) { rs1 = GET_FIELD(insn, 13, 17); switch(rs1) { case 0: /* rdy */ #ifndef TARGET_SPARC64 case 0x01 ... 0x0e: /* undefined in the SPARCv8 manual, rdy on the microSPARC II */ case 0x0f: /* stbar in the SPARCv8 manual, rdy on the microSPARC II */ case 0x10 ... 0x1f: /* implementation-dependent in the SPARCv8 manual, rdy on the microSPARC II */ #endif tcg_gen_ld_tl(cpu_dst, cpu_env, offsetof(CPUSPARCState, y)); gen_movl_TN_reg(rd, cpu_dst); break; #ifdef TARGET_SPARC64 case 0x2: /* V9 rdccr */ tcg_gen_helper_1_0(helper_rdccr, cpu_dst); gen_movl_TN_reg(rd, cpu_dst); break; case 0x3: /* V9 rdasi */ tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, asi)); tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32); gen_movl_TN_reg(rd, cpu_dst); break; case 0x4: /* V9 rdtick */ { TCGv r_tickptr; r_tickptr = tcg_temp_new(TCG_TYPE_PTR); tcg_gen_ld_ptr(r_tickptr, cpu_env, offsetof(CPUState, tick)); tcg_gen_helper_1_1(helper_tick_get_count, cpu_dst, r_tickptr); tcg_temp_free(r_tickptr); gen_movl_TN_reg(rd, cpu_dst); } break; case 0x5: /* V9 rdpc */ { TCGv r_const; r_const = tcg_const_tl(dc->pc); gen_movl_TN_reg(rd, r_const); tcg_temp_free(r_const); } break; case 0x6: /* V9 rdfprs */ tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fprs)); tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32); gen_movl_TN_reg(rd, cpu_dst); break; case 0xf: /* V9 membar */ break; /* no effect */ case 0x13: /* Graphics Status */ if (gen_trap_ifnofpu(dc, cpu_cond)) goto jmp_insn; tcg_gen_ld_tl(cpu_dst, cpu_env, offsetof(CPUSPARCState, gsr)); gen_movl_TN_reg(rd, cpu_dst); break; case 0x17: /* Tick compare */ tcg_gen_ld_tl(cpu_dst, cpu_env, offsetof(CPUSPARCState, tick_cmpr)); gen_movl_TN_reg(rd, cpu_dst); break; case 0x18: /* System tick */ { TCGv r_tickptr; r_tickptr = tcg_temp_new(TCG_TYPE_PTR); tcg_gen_ld_ptr(r_tickptr, cpu_env, offsetof(CPUState, stick)); tcg_gen_helper_1_1(helper_tick_get_count, cpu_dst, r_tickptr); tcg_temp_free(r_tickptr); gen_movl_TN_reg(rd, cpu_dst); } break; case 0x19: /* System tick compare */ tcg_gen_ld_tl(cpu_dst, cpu_env, offsetof(CPUSPARCState, stick_cmpr)); gen_movl_TN_reg(rd, cpu_dst); break; case 0x10: /* Performance Control */ case 0x11: /* Performance Instrumentation Counter */ case 0x12: /* Dispatch Control */ case 0x14: /* Softint set, WO */ case 0x15: /* Softint clear, WO */ case 0x16: /* Softint write */ #endif default: goto illegal_insn; } #if !defined(CONFIG_USER_ONLY) } else if (xop == 0x29) { /* rdpsr / UA2005 rdhpr */ #ifndef TARGET_SPARC64 if (!supervisor(dc)) goto priv_insn; tcg_gen_helper_1_0(helper_rdpsr, cpu_dst); #else if (!hypervisor(dc)) goto priv_insn; rs1 = GET_FIELD(insn, 13, 17); switch (rs1) { case 0: // hpstate // gen_op_rdhpstate(); break; case 1: // htstate // gen_op_rdhtstate(); break; case 3: // hintp tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, hintp)); tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32); break; case 5: // htba tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, htba)); tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32); break; case 6: // hver tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, hver)); tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32); break; case 31: // hstick_cmpr tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst); tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, hstick_cmpr)); break; default: goto illegal_insn; } #endif gen_movl_TN_reg(rd, cpu_dst); break; } else if (xop == 0x2a) { /* rdwim / V9 rdpr */ if (!supervisor(dc)) goto priv_insn; #ifdef TARGET_SPARC64 rs1 = GET_FIELD(insn, 13, 17); switch (rs1) { case 0: // tpc { TCGv r_tsptr; r_tsptr = tcg_temp_new(TCG_TYPE_PTR); tcg_gen_ld_ptr(r_tsptr, cpu_env, offsetof(CPUState, tsptr)); tcg_gen_ld_tl(cpu_dst, r_tsptr, offsetof(trap_state, tpc)); tcg_temp_free(r_tsptr); } break; case 1: // tnpc { TCGv r_tsptr; r_tsptr = tcg_temp_new(TCG_TYPE_PTR); tcg_gen_ld_ptr(r_tsptr, cpu_env, offsetof(CPUState, tsptr)); tcg_gen_ld_tl(cpu_dst, r_tsptr, offsetof(trap_state, tnpc)); tcg_temp_free(r_tsptr); } break; case 2: // tstate { TCGv r_tsptr; r_tsptr = tcg_temp_new(TCG_TYPE_PTR); tcg_gen_ld_ptr(r_tsptr, cpu_env, offsetof(CPUState, tsptr)); tcg_gen_ld_tl(cpu_dst, r_tsptr, offsetof(trap_state, tstate)); tcg_temp_free(r_tsptr); } break; case 3: // tt { TCGv r_tsptr; r_tsptr = tcg_temp_new(TCG_TYPE_PTR); tcg_gen_ld_ptr(r_tsptr, cpu_env, offsetof(CPUState, tsptr)); tcg_gen_ld_i32(cpu_dst, r_tsptr, offsetof(trap_state, tt)); tcg_temp_free(r_tsptr); } break; case 4: // tick { TCGv r_tickptr; r_tickptr = tcg_temp_new(TCG_TYPE_PTR); tcg_gen_ld_ptr(r_tickptr, cpu_env, offsetof(CPUState, tick)); tcg_gen_helper_1_1(helper_tick_get_count, cpu_dst, r_tickptr); gen_movl_TN_reg(rd, cpu_dst); tcg_temp_free(r_tickptr); } break; case 5: // tba tcg_gen_ld_tl(cpu_dst, cpu_env, offsetof(CPUSPARCState, tbr)); break; case 6: // pstate tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, pstate)); tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32); break; case 7: // tl tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, tl)); tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32); break; case 8: // pil tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, psrpil)); tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32); break; case 9: // cwp tcg_gen_helper_1_0(helper_rdcwp, cpu_dst); break; case 10: // cansave tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, cansave)); tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32); break; case 11: // canrestore tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, canrestore)); tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32); break; case 12: // cleanwin tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, cleanwin)); tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32); break; case 13: // otherwin tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, otherwin)); tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32); break; case 14: // wstate tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, wstate)); tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32); break; case 16: // UA2005 gl tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, gl)); tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32); break; case 26: // UA2005 strand status if (!hypervisor(dc)) goto priv_insn; tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, ssr)); tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32); break; case 31: // ver tcg_gen_ld_tl(cpu_dst, cpu_env, offsetof(CPUSPARCState, version)); break; case 15: // fq default: goto illegal_insn; } #else tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, wim)); tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32); #endif gen_movl_TN_reg(rd, cpu_dst); break; } else if (xop == 0x2b) { /* rdtbr / V9 flushw */ #ifdef TARGET_SPARC64 tcg_gen_helper_0_0(helper_flushw); #else if (!supervisor(dc)) goto priv_insn; tcg_gen_ld_tl(cpu_dst, cpu_env, offsetof(CPUSPARCState, tbr)); gen_movl_TN_reg(rd, cpu_dst); #endif break; #endif } else if (xop == 0x34) { /* FPU Operations */ if (gen_trap_ifnofpu(dc, cpu_cond)) goto jmp_insn; gen_op_clear_ieee_excp_and_FTT(); rs1 = GET_FIELD(insn, 13, 17); rs2 = GET_FIELD(insn, 27, 31); xop = GET_FIELD(insn, 18, 26); switch (xop) { case 0x1: /* fmovs */ gen_op_load_fpr_FT0(rs2); gen_op_store_FT0_fpr(rd); break; case 0x5: /* fnegs */ gen_op_load_fpr_FT1(rs2); tcg_gen_helper_0_0(helper_fnegs); gen_op_store_FT0_fpr(rd); break; case 0x9: /* fabss */ gen_op_load_fpr_FT1(rs2); tcg_gen_helper_0_0(helper_fabss); gen_op_store_FT0_fpr(rd); break; case 0x29: /* fsqrts */ CHECK_FPU_FEATURE(dc, FSQRT); gen_op_load_fpr_FT1(rs2); gen_clear_float_exceptions(); tcg_gen_helper_0_0(helper_fsqrts); tcg_gen_helper_0_0(helper_check_ieee_exceptions); gen_op_store_FT0_fpr(rd); break; case 0x2a: /* fsqrtd */ CHECK_FPU_FEATURE(dc, FSQRT); gen_op_load_fpr_DT1(DFPREG(rs2)); gen_clear_float_exceptions(); tcg_gen_helper_0_0(helper_fsqrtd); tcg_gen_helper_0_0(helper_check_ieee_exceptions); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x2b: /* fsqrtq */ CHECK_FPU_FEATURE(dc, FLOAT128); gen_op_load_fpr_QT1(QFPREG(rs2)); gen_clear_float_exceptions(); tcg_gen_helper_0_0(helper_fsqrtq); tcg_gen_helper_0_0(helper_check_ieee_exceptions); gen_op_store_QT0_fpr(QFPREG(rd)); break; case 0x41: gen_op_load_fpr_FT0(rs1); gen_op_load_fpr_FT1(rs2); gen_clear_float_exceptions(); tcg_gen_helper_0_0(helper_fadds); tcg_gen_helper_0_0(helper_check_ieee_exceptions); gen_op_store_FT0_fpr(rd); break; case 0x42: gen_op_load_fpr_DT0(DFPREG(rs1)); gen_op_load_fpr_DT1(DFPREG(rs2)); gen_clear_float_exceptions(); tcg_gen_helper_0_0(helper_faddd); tcg_gen_helper_0_0(helper_check_ieee_exceptions); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x43: /* faddq */ CHECK_FPU_FEATURE(dc, FLOAT128); gen_op_load_fpr_QT0(QFPREG(rs1)); gen_op_load_fpr_QT1(QFPREG(rs2)); gen_clear_float_exceptions(); tcg_gen_helper_0_0(helper_faddq); tcg_gen_helper_0_0(helper_check_ieee_exceptions); gen_op_store_QT0_fpr(QFPREG(rd)); break; case 0x45: gen_op_load_fpr_FT0(rs1); gen_op_load_fpr_FT1(rs2); gen_clear_float_exceptions(); tcg_gen_helper_0_0(helper_fsubs); tcg_gen_helper_0_0(helper_check_ieee_exceptions); gen_op_store_FT0_fpr(rd); break; case 0x46: gen_op_load_fpr_DT0(DFPREG(rs1)); gen_op_load_fpr_DT1(DFPREG(rs2)); gen_clear_float_exceptions(); tcg_gen_helper_0_0(helper_fsubd); tcg_gen_helper_0_0(helper_check_ieee_exceptions); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x47: /* fsubq */ CHECK_FPU_FEATURE(dc, FLOAT128); gen_op_load_fpr_QT0(QFPREG(rs1)); gen_op_load_fpr_QT1(QFPREG(rs2)); gen_clear_float_exceptions(); tcg_gen_helper_0_0(helper_fsubq); tcg_gen_helper_0_0(helper_check_ieee_exceptions); gen_op_store_QT0_fpr(QFPREG(rd)); break; case 0x49: /* fmuls */ CHECK_FPU_FEATURE(dc, FMUL); gen_op_load_fpr_FT0(rs1); gen_op_load_fpr_FT1(rs2); gen_clear_float_exceptions(); tcg_gen_helper_0_0(helper_fmuls); tcg_gen_helper_0_0(helper_check_ieee_exceptions); gen_op_store_FT0_fpr(rd); break; case 0x4a: /* fmuld */ CHECK_FPU_FEATURE(dc, FMUL); gen_op_load_fpr_DT0(DFPREG(rs1)); gen_op_load_fpr_DT1(DFPREG(rs2)); gen_clear_float_exceptions(); tcg_gen_helper_0_0(helper_fmuld); tcg_gen_helper_0_0(helper_check_ieee_exceptions); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x4b: /* fmulq */ CHECK_FPU_FEATURE(dc, FLOAT128); CHECK_FPU_FEATURE(dc, FMUL); gen_op_load_fpr_QT0(QFPREG(rs1)); gen_op_load_fpr_QT1(QFPREG(rs2)); gen_clear_float_exceptions(); tcg_gen_helper_0_0(helper_fmulq); tcg_gen_helper_0_0(helper_check_ieee_exceptions); gen_op_store_QT0_fpr(QFPREG(rd)); break; case 0x4d: gen_op_load_fpr_FT0(rs1); gen_op_load_fpr_FT1(rs2); gen_clear_float_exceptions(); tcg_gen_helper_0_0(helper_fdivs); tcg_gen_helper_0_0(helper_check_ieee_exceptions); gen_op_store_FT0_fpr(rd); break; case 0x4e: gen_op_load_fpr_DT0(DFPREG(rs1)); gen_op_load_fpr_DT1(DFPREG(rs2)); gen_clear_float_exceptions(); tcg_gen_helper_0_0(helper_fdivd); tcg_gen_helper_0_0(helper_check_ieee_exceptions); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x4f: /* fdivq */ CHECK_FPU_FEATURE(dc, FLOAT128); gen_op_load_fpr_QT0(QFPREG(rs1)); gen_op_load_fpr_QT1(QFPREG(rs2)); gen_clear_float_exceptions(); tcg_gen_helper_0_0(helper_fdivq); tcg_gen_helper_0_0(helper_check_ieee_exceptions); gen_op_store_QT0_fpr(QFPREG(rd)); break; case 0x69: CHECK_FPU_FEATURE(dc, FSMULD); gen_op_load_fpr_FT0(rs1); gen_op_load_fpr_FT1(rs2); gen_clear_float_exceptions(); tcg_gen_helper_0_0(helper_fsmuld); tcg_gen_helper_0_0(helper_check_ieee_exceptions); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x6e: /* fdmulq */ CHECK_FPU_FEATURE(dc, FLOAT128); gen_op_load_fpr_DT0(DFPREG(rs1)); gen_op_load_fpr_DT1(DFPREG(rs2)); gen_clear_float_exceptions(); tcg_gen_helper_0_0(helper_fdmulq); tcg_gen_helper_0_0(helper_check_ieee_exceptions); gen_op_store_QT0_fpr(QFPREG(rd)); break; case 0xc4: gen_op_load_fpr_FT1(rs2); gen_clear_float_exceptions(); tcg_gen_helper_0_0(helper_fitos); tcg_gen_helper_0_0(helper_check_ieee_exceptions); gen_op_store_FT0_fpr(rd); break; case 0xc6: gen_op_load_fpr_DT1(DFPREG(rs2)); gen_clear_float_exceptions(); tcg_gen_helper_0_0(helper_fdtos); tcg_gen_helper_0_0(helper_check_ieee_exceptions); gen_op_store_FT0_fpr(rd); break; case 0xc7: /* fqtos */ CHECK_FPU_FEATURE(dc, FLOAT128); gen_op_load_fpr_QT1(QFPREG(rs2)); gen_clear_float_exceptions(); tcg_gen_helper_0_0(helper_fqtos); tcg_gen_helper_0_0(helper_check_ieee_exceptions); gen_op_store_FT0_fpr(rd); break; case 0xc8: gen_op_load_fpr_FT1(rs2); tcg_gen_helper_0_0(helper_fitod); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0xc9: gen_op_load_fpr_FT1(rs2); tcg_gen_helper_0_0(helper_fstod); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0xcb: /* fqtod */ CHECK_FPU_FEATURE(dc, FLOAT128); gen_op_load_fpr_QT1(QFPREG(rs2)); gen_clear_float_exceptions(); tcg_gen_helper_0_0(helper_fqtod); tcg_gen_helper_0_0(helper_check_ieee_exceptions); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0xcc: /* fitoq */ CHECK_FPU_FEATURE(dc, FLOAT128); gen_op_load_fpr_FT1(rs2); tcg_gen_helper_0_0(helper_fitoq); gen_op_store_QT0_fpr(QFPREG(rd)); break; case 0xcd: /* fstoq */ CHECK_FPU_FEATURE(dc, FLOAT128); gen_op_load_fpr_FT1(rs2); tcg_gen_helper_0_0(helper_fstoq); gen_op_store_QT0_fpr(QFPREG(rd)); break; case 0xce: /* fdtoq */ CHECK_FPU_FEATURE(dc, FLOAT128); gen_op_load_fpr_DT1(DFPREG(rs2)); tcg_gen_helper_0_0(helper_fdtoq); gen_op_store_QT0_fpr(QFPREG(rd)); break; case 0xd1: gen_op_load_fpr_FT1(rs2); gen_clear_float_exceptions(); tcg_gen_helper_0_0(helper_fstoi); tcg_gen_helper_0_0(helper_check_ieee_exceptions); gen_op_store_FT0_fpr(rd); break; case 0xd2: gen_op_load_fpr_DT1(DFPREG(rs2)); gen_clear_float_exceptions(); tcg_gen_helper_0_0(helper_fdtoi); tcg_gen_helper_0_0(helper_check_ieee_exceptions); gen_op_store_FT0_fpr(rd); break; case 0xd3: /* fqtoi */ CHECK_FPU_FEATURE(dc, FLOAT128); gen_op_load_fpr_QT1(QFPREG(rs2)); gen_clear_float_exceptions(); tcg_gen_helper_0_0(helper_fqtoi); tcg_gen_helper_0_0(helper_check_ieee_exceptions); gen_op_store_FT0_fpr(rd); break; #ifdef TARGET_SPARC64 case 0x2: /* V9 fmovd */ gen_op_load_fpr_DT0(DFPREG(rs2)); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x3: /* V9 fmovq */ CHECK_FPU_FEATURE(dc, FLOAT128); gen_op_load_fpr_QT0(QFPREG(rs2)); gen_op_store_QT0_fpr(QFPREG(rd)); break; case 0x6: /* V9 fnegd */ gen_op_load_fpr_DT1(DFPREG(rs2)); tcg_gen_helper_0_0(helper_fnegd); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x7: /* V9 fnegq */ CHECK_FPU_FEATURE(dc, FLOAT128); gen_op_load_fpr_QT1(QFPREG(rs2)); tcg_gen_helper_0_0(helper_fnegq); gen_op_store_QT0_fpr(QFPREG(rd)); break; case 0xa: /* V9 fabsd */ gen_op_load_fpr_DT1(DFPREG(rs2)); tcg_gen_helper_0_0(helper_fabsd); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0xb: /* V9 fabsq */ CHECK_FPU_FEATURE(dc, FLOAT128); gen_op_load_fpr_QT1(QFPREG(rs2)); tcg_gen_helper_0_0(helper_fabsq); gen_op_store_QT0_fpr(QFPREG(rd)); break; case 0x81: /* V9 fstox */ gen_op_load_fpr_FT1(rs2); gen_clear_float_exceptions(); tcg_gen_helper_0_0(helper_fstox); tcg_gen_helper_0_0(helper_check_ieee_exceptions); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x82: /* V9 fdtox */ gen_op_load_fpr_DT1(DFPREG(rs2)); gen_clear_float_exceptions(); tcg_gen_helper_0_0(helper_fdtox); tcg_gen_helper_0_0(helper_check_ieee_exceptions); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x83: /* V9 fqtox */ CHECK_FPU_FEATURE(dc, FLOAT128); gen_op_load_fpr_QT1(QFPREG(rs2)); gen_clear_float_exceptions(); tcg_gen_helper_0_0(helper_fqtox); tcg_gen_helper_0_0(helper_check_ieee_exceptions); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x84: /* V9 fxtos */ gen_op_load_fpr_DT1(DFPREG(rs2)); gen_clear_float_exceptions(); tcg_gen_helper_0_0(helper_fxtos); tcg_gen_helper_0_0(helper_check_ieee_exceptions); gen_op_store_FT0_fpr(rd); break; case 0x88: /* V9 fxtod */ gen_op_load_fpr_DT1(DFPREG(rs2)); gen_clear_float_exceptions(); tcg_gen_helper_0_0(helper_fxtod); tcg_gen_helper_0_0(helper_check_ieee_exceptions); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x8c: /* V9 fxtoq */ CHECK_FPU_FEATURE(dc, FLOAT128); gen_op_load_fpr_DT1(DFPREG(rs2)); gen_clear_float_exceptions(); tcg_gen_helper_0_0(helper_fxtoq); tcg_gen_helper_0_0(helper_check_ieee_exceptions); gen_op_store_QT0_fpr(QFPREG(rd)); break; #endif default: goto illegal_insn; } } else if (xop == 0x35) { /* FPU Operations */ #ifdef TARGET_SPARC64 int cond; #endif if (gen_trap_ifnofpu(dc, cpu_cond)) goto jmp_insn; gen_op_clear_ieee_excp_and_FTT(); rs1 = GET_FIELD(insn, 13, 17); rs2 = GET_FIELD(insn, 27, 31); xop = GET_FIELD(insn, 18, 26); #ifdef TARGET_SPARC64 if ((xop & 0x11f) == 0x005) { // V9 fmovsr int l1; l1 = gen_new_label(); cond = GET_FIELD_SP(insn, 14, 17); cpu_src1 = get_src1(insn, cpu_src1); tcg_gen_brcondi_tl(gen_tcg_cond_reg[cond], cpu_src1, 0, l1); gen_op_load_fpr_FT0(rs2); gen_op_store_FT0_fpr(rd); gen_set_label(l1); break; } else if ((xop & 0x11f) == 0x006) { // V9 fmovdr int l1; l1 = gen_new_label(); cond = GET_FIELD_SP(insn, 14, 17); cpu_src1 = get_src1(insn, cpu_src1); tcg_gen_brcondi_tl(gen_tcg_cond_reg[cond], cpu_src1, 0, l1); gen_op_load_fpr_DT0(DFPREG(rs2)); gen_op_store_DT0_fpr(DFPREG(rd)); gen_set_label(l1); break; } else if ((xop & 0x11f) == 0x007) { // V9 fmovqr int l1; CHECK_FPU_FEATURE(dc, FLOAT128); l1 = gen_new_label(); cond = GET_FIELD_SP(insn, 14, 17); cpu_src1 = get_src1(insn, cpu_src1); tcg_gen_brcondi_tl(gen_tcg_cond_reg[cond], cpu_src1, 0, l1); gen_op_load_fpr_QT0(QFPREG(rs2)); gen_op_store_QT0_fpr(QFPREG(rd)); gen_set_label(l1); break; } #endif switch (xop) { #ifdef TARGET_SPARC64 #define FMOVCC(size_FDQ, fcc) \ { \ TCGv r_cond; \ int l1; \ \ l1 = gen_new_label(); \ r_cond = tcg_temp_new(TCG_TYPE_TL); \ cond = GET_FIELD_SP(insn, 14, 17); \ gen_fcond(r_cond, fcc, cond); \ tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, \ 0, l1); \ glue(glue(gen_op_load_fpr_, size_FDQ), T0) \ (glue(size_FDQ, FPREG(rs2))); \ glue(glue(gen_op_store_, size_FDQ), T0_fpr) \ (glue(size_FDQ, FPREG(rd))); \ gen_set_label(l1); \ tcg_temp_free(r_cond); \ } case 0x001: /* V9 fmovscc %fcc0 */ FMOVCC(F, 0); break; case 0x002: /* V9 fmovdcc %fcc0 */ FMOVCC(D, 0); break; case 0x003: /* V9 fmovqcc %fcc0 */ CHECK_FPU_FEATURE(dc, FLOAT128); FMOVCC(Q, 0); break; case 0x041: /* V9 fmovscc %fcc1 */ FMOVCC(F, 1); break; case 0x042: /* V9 fmovdcc %fcc1 */ FMOVCC(D, 1); break; case 0x043: /* V9 fmovqcc %fcc1 */ CHECK_FPU_FEATURE(dc, FLOAT128); FMOVCC(Q, 1); break; case 0x081: /* V9 fmovscc %fcc2 */ FMOVCC(F, 2); break; case 0x082: /* V9 fmovdcc %fcc2 */ FMOVCC(D, 2); break; case 0x083: /* V9 fmovqcc %fcc2 */ CHECK_FPU_FEATURE(dc, FLOAT128); FMOVCC(Q, 2); break; case 0x0c1: /* V9 fmovscc %fcc3 */ FMOVCC(F, 3); break; case 0x0c2: /* V9 fmovdcc %fcc3 */ FMOVCC(D, 3); break; case 0x0c3: /* V9 fmovqcc %fcc3 */ CHECK_FPU_FEATURE(dc, FLOAT128); FMOVCC(Q, 3); break; #undef FMOVCC #define FMOVCC(size_FDQ, icc) \ { \ TCGv r_cond; \ int l1; \ \ l1 = gen_new_label(); \ r_cond = tcg_temp_new(TCG_TYPE_TL); \ cond = GET_FIELD_SP(insn, 14, 17); \ gen_cond(r_cond, icc, cond); \ tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, \ 0, l1); \ glue(glue(gen_op_load_fpr_, size_FDQ), T0) \ (glue(size_FDQ, FPREG(rs2))); \ glue(glue(gen_op_store_, size_FDQ), T0_fpr) \ (glue(size_FDQ, FPREG(rd))); \ gen_set_label(l1); \ tcg_temp_free(r_cond); \ } case 0x101: /* V9 fmovscc %icc */ FMOVCC(F, 0); break; case 0x102: /* V9 fmovdcc %icc */ FMOVCC(D, 0); case 0x103: /* V9 fmovqcc %icc */ CHECK_FPU_FEATURE(dc, FLOAT128); FMOVCC(Q, 0); break; case 0x181: /* V9 fmovscc %xcc */ FMOVCC(F, 1); break; case 0x182: /* V9 fmovdcc %xcc */ FMOVCC(D, 1); break; case 0x183: /* V9 fmovqcc %xcc */ CHECK_FPU_FEATURE(dc, FLOAT128); FMOVCC(Q, 1); break; #undef FMOVCC #endif case 0x51: /* fcmps, V9 %fcc */ gen_op_load_fpr_FT0(rs1); gen_op_load_fpr_FT1(rs2); gen_op_fcmps(rd & 3); break; case 0x52: /* fcmpd, V9 %fcc */ gen_op_load_fpr_DT0(DFPREG(rs1)); gen_op_load_fpr_DT1(DFPREG(rs2)); gen_op_fcmpd(rd & 3); break; case 0x53: /* fcmpq, V9 %fcc */ CHECK_FPU_FEATURE(dc, FLOAT128); gen_op_load_fpr_QT0(QFPREG(rs1)); gen_op_load_fpr_QT1(QFPREG(rs2)); gen_op_fcmpq(rd & 3); break; case 0x55: /* fcmpes, V9 %fcc */ gen_op_load_fpr_FT0(rs1); gen_op_load_fpr_FT1(rs2); gen_op_fcmpes(rd & 3); break; case 0x56: /* fcmped, V9 %fcc */ gen_op_load_fpr_DT0(DFPREG(rs1)); gen_op_load_fpr_DT1(DFPREG(rs2)); gen_op_fcmped(rd & 3); break; case 0x57: /* fcmpeq, V9 %fcc */ CHECK_FPU_FEATURE(dc, FLOAT128); gen_op_load_fpr_QT0(QFPREG(rs1)); gen_op_load_fpr_QT1(QFPREG(rs2)); gen_op_fcmpeq(rd & 3); break; default: goto illegal_insn; } } else if (xop == 0x2) { // clr/mov shortcut rs1 = GET_FIELD(insn, 13, 17); if (rs1 == 0) { // or %g0, x, y -> mov T0, x; mov y, T0 if (IS_IMM) { /* immediate */ TCGv r_const; rs2 = GET_FIELDs(insn, 19, 31); r_const = tcg_const_tl((int)rs2); gen_movl_TN_reg(rd, r_const); tcg_temp_free(r_const); } else { /* register */ rs2 = GET_FIELD(insn, 27, 31); gen_movl_reg_TN(rs2, cpu_dst); gen_movl_TN_reg(rd, cpu_dst); } } else { cpu_src1 = get_src1(insn, cpu_src1); if (IS_IMM) { /* immediate */ rs2 = GET_FIELDs(insn, 19, 31); tcg_gen_ori_tl(cpu_dst, cpu_src1, (int)rs2); gen_movl_TN_reg(rd, cpu_dst); } else { /* register */ // or x, %g0, y -> mov T1, x; mov y, T1 rs2 = GET_FIELD(insn, 27, 31); if (rs2 != 0) { gen_movl_reg_TN(rs2, cpu_src2); tcg_gen_or_tl(cpu_dst, cpu_src1, cpu_src2); gen_movl_TN_reg(rd, cpu_dst); } else gen_movl_TN_reg(rd, cpu_src1); } } #ifdef TARGET_SPARC64 } else if (xop == 0x25) { /* sll, V9 sllx */ cpu_src1 = get_src1(insn, cpu_src1); if (IS_IMM) { /* immediate */ rs2 = GET_FIELDs(insn, 20, 31); if (insn & (1 << 12)) { tcg_gen_shli_i64(cpu_dst, cpu_src1, rs2 & 0x3f); } else { tcg_gen_andi_i64(cpu_dst, cpu_src1, 0xffffffffULL); tcg_gen_shli_i64(cpu_dst, cpu_dst, rs2 & 0x1f); } } else { /* register */ rs2 = GET_FIELD(insn, 27, 31); gen_movl_reg_TN(rs2, cpu_src2); if (insn & (1 << 12)) { tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x3f); tcg_gen_shl_i64(cpu_dst, cpu_src1, cpu_tmp0); } else { tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x1f); tcg_gen_andi_i64(cpu_dst, cpu_src1, 0xffffffffULL); tcg_gen_shl_i64(cpu_dst, cpu_dst, cpu_tmp0); } } gen_movl_TN_reg(rd, cpu_dst); } else if (xop == 0x26) { /* srl, V9 srlx */ cpu_src1 = get_src1(insn, cpu_src1); if (IS_IMM) { /* immediate */ rs2 = GET_FIELDs(insn, 20, 31); if (insn & (1 << 12)) { tcg_gen_shri_i64(cpu_dst, cpu_src1, rs2 & 0x3f); } else { tcg_gen_andi_i64(cpu_dst, cpu_src1, 0xffffffffULL); tcg_gen_shri_i64(cpu_dst, cpu_dst, rs2 & 0x1f); } } else { /* register */ rs2 = GET_FIELD(insn, 27, 31); gen_movl_reg_TN(rs2, cpu_src2); if (insn & (1 << 12)) { tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x3f); tcg_gen_shr_i64(cpu_dst, cpu_src1, cpu_tmp0); } else { tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x1f); tcg_gen_andi_i64(cpu_dst, cpu_src1, 0xffffffffULL); tcg_gen_shr_i64(cpu_dst, cpu_dst, cpu_tmp0); } } gen_movl_TN_reg(rd, cpu_dst); } else if (xop == 0x27) { /* sra, V9 srax */ cpu_src1 = get_src1(insn, cpu_src1); if (IS_IMM) { /* immediate */ rs2 = GET_FIELDs(insn, 20, 31); if (insn & (1 << 12)) { tcg_gen_sari_i64(cpu_dst, cpu_src1, rs2 & 0x3f); } else { tcg_gen_andi_i64(cpu_dst, cpu_src1, 0xffffffffULL); tcg_gen_ext_i32_i64(cpu_dst, cpu_dst); tcg_gen_sari_i64(cpu_dst, cpu_dst, rs2 & 0x1f); } } else { /* register */ rs2 = GET_FIELD(insn, 27, 31); gen_movl_reg_TN(rs2, cpu_src2); if (insn & (1 << 12)) { tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x3f); tcg_gen_sar_i64(cpu_dst, cpu_src1, cpu_tmp0); } else { tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x1f); tcg_gen_andi_i64(cpu_dst, cpu_src1, 0xffffffffULL); tcg_gen_sar_i64(cpu_dst, cpu_dst, cpu_tmp0); } } gen_movl_TN_reg(rd, cpu_dst); #endif } else if (xop < 0x36) { cpu_src1 = get_src1(insn, cpu_src1); cpu_src2 = get_src2(insn, cpu_src2); if (xop < 0x20) { switch (xop & ~0x10) { case 0x0: if (xop & 0x10) gen_op_add_cc(cpu_dst, cpu_src1, cpu_src2); else tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_src2); break; case 0x1: tcg_gen_and_tl(cpu_dst, cpu_src1, cpu_src2); if (xop & 0x10) gen_op_logic_cc(cpu_dst); break; case 0x2: tcg_gen_or_tl(cpu_dst, cpu_src1, cpu_src2); if (xop & 0x10) gen_op_logic_cc(cpu_dst); break; case 0x3: tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2); if (xop & 0x10) gen_op_logic_cc(cpu_dst); break; case 0x4: if (xop & 0x10) gen_op_sub_cc(cpu_dst, cpu_src1, cpu_src2); else tcg_gen_sub_tl(cpu_dst, cpu_src1, cpu_src2); break; case 0x5: tcg_gen_xori_tl(cpu_tmp0, cpu_src2, -1); tcg_gen_and_tl(cpu_dst, cpu_src1, cpu_tmp0); if (xop & 0x10) gen_op_logic_cc(cpu_dst); break; case 0x6: tcg_gen_xori_tl(cpu_tmp0, cpu_src2, -1); tcg_gen_or_tl(cpu_dst, cpu_src1, cpu_tmp0); if (xop & 0x10) gen_op_logic_cc(cpu_dst); break; case 0x7: tcg_gen_xori_tl(cpu_tmp0, cpu_src2, -1); tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_tmp0); if (xop & 0x10) gen_op_logic_cc(cpu_dst); break; case 0x8: if (xop & 0x10) gen_op_addx_cc(cpu_dst, cpu_src1, cpu_src2); else { gen_mov_reg_C(cpu_tmp0, cpu_psr); tcg_gen_add_tl(cpu_tmp0, cpu_src2, cpu_tmp0); tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_tmp0); } break; #ifdef TARGET_SPARC64 case 0x9: /* V9 mulx */ tcg_gen_mul_i64(cpu_dst, cpu_src1, cpu_src2); break; #endif case 0xa: CHECK_IU_FEATURE(dc, MUL); gen_op_umul(cpu_dst, cpu_src1, cpu_src2); if (xop & 0x10) gen_op_logic_cc(cpu_dst); break; case 0xb: CHECK_IU_FEATURE(dc, MUL); gen_op_smul(cpu_dst, cpu_src1, cpu_src2); if (xop & 0x10) gen_op_logic_cc(cpu_dst); break; case 0xc: if (xop & 0x10) gen_op_subx_cc(cpu_dst, cpu_src1, cpu_src2); else { gen_mov_reg_C(cpu_tmp0, cpu_psr); tcg_gen_add_tl(cpu_tmp0, cpu_src2, cpu_tmp0); tcg_gen_sub_tl(cpu_dst, cpu_src1, cpu_tmp0); } break; #ifdef TARGET_SPARC64 case 0xd: /* V9 udivx */ gen_trap_ifdivzero_tl(cpu_src2); tcg_gen_divu_i64(cpu_dst, cpu_src1, cpu_src2); break; #endif case 0xe: CHECK_IU_FEATURE(dc, DIV); tcg_gen_helper_1_2(helper_udiv, cpu_dst, cpu_src1, cpu_src2); if (xop & 0x10) gen_op_div_cc(cpu_dst); break; case 0xf: CHECK_IU_FEATURE(dc, DIV); tcg_gen_helper_1_2(helper_sdiv, cpu_dst, cpu_src1, cpu_src2); if (xop & 0x10) gen_op_div_cc(cpu_dst); break; default: goto illegal_insn; } gen_movl_TN_reg(rd, cpu_dst); } else { switch (xop) { case 0x20: /* taddcc */ gen_op_tadd_cc(cpu_dst, cpu_src1, cpu_src2); gen_movl_TN_reg(rd, cpu_dst); break; case 0x21: /* tsubcc */ gen_op_tsub_cc(cpu_dst, cpu_src1, cpu_src2); gen_movl_TN_reg(rd, cpu_dst); break; case 0x22: /* taddcctv */ save_state(dc, cpu_cond); gen_op_tadd_ccTV(cpu_dst, cpu_src1, cpu_src2); gen_movl_TN_reg(rd, cpu_dst); break; case 0x23: /* tsubcctv */ save_state(dc, cpu_cond); gen_op_tsub_ccTV(cpu_dst, cpu_src1, cpu_src2); gen_movl_TN_reg(rd, cpu_dst); break; case 0x24: /* mulscc */ gen_op_mulscc(cpu_dst, cpu_src1, cpu_src2); gen_movl_TN_reg(rd, cpu_dst); break; #ifndef TARGET_SPARC64 case 0x25: /* sll */ if (IS_IMM) { /* immediate */ rs2 = GET_FIELDs(insn, 20, 31); tcg_gen_shli_tl(cpu_dst, cpu_src1, rs2 & 0x1f); } else { /* register */ tcg_gen_andi_tl(cpu_tmp0, cpu_src2, 0x1f); tcg_gen_shl_tl(cpu_dst, cpu_src1, cpu_tmp0); } gen_movl_TN_reg(rd, cpu_dst); break; case 0x26: /* srl */ if (IS_IMM) { /* immediate */ rs2 = GET_FIELDs(insn, 20, 31); tcg_gen_shri_tl(cpu_dst, cpu_src1, rs2 & 0x1f); } else { /* register */ tcg_gen_andi_tl(cpu_tmp0, cpu_src2, 0x1f); tcg_gen_shr_tl(cpu_dst, cpu_src1, cpu_tmp0); } gen_movl_TN_reg(rd, cpu_dst); break; case 0x27: /* sra */ if (IS_IMM) { /* immediate */ rs2 = GET_FIELDs(insn, 20, 31); tcg_gen_sari_tl(cpu_dst, cpu_src1, rs2 & 0x1f); } else { /* register */ tcg_gen_andi_tl(cpu_tmp0, cpu_src2, 0x1f); tcg_gen_sar_tl(cpu_dst, cpu_src1, cpu_tmp0); } gen_movl_TN_reg(rd, cpu_dst); break; #endif case 0x30: { switch(rd) { case 0: /* wry */ tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2); tcg_gen_st_tl(cpu_dst, cpu_env, offsetof(CPUSPARCState, y)); break; #ifndef TARGET_SPARC64 case 0x01 ... 0x0f: /* undefined in the SPARCv8 manual, nop on the microSPARC II */ case 0x10 ... 0x1f: /* implementation-dependent in the SPARCv8 manual, nop on the microSPARC II */ break; #else case 0x2: /* V9 wrccr */ tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2); tcg_gen_helper_0_1(helper_wrccr, cpu_dst); break; case 0x3: /* V9 wrasi */ tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2); tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst); tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, asi)); break; case 0x6: /* V9 wrfprs */ tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2); tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst); tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fprs)); save_state(dc, cpu_cond); gen_op_next_insn(); tcg_gen_exit_tb(0); dc->is_br = 1; break; case 0xf: /* V9 sir, nop if user */ #if !defined(CONFIG_USER_ONLY) if (supervisor(dc)) ; // XXX #endif break; case 0x13: /* Graphics Status */ if (gen_trap_ifnofpu(dc, cpu_cond)) goto jmp_insn; tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2); tcg_gen_st_tl(cpu_dst, cpu_env, offsetof(CPUSPARCState, gsr)); break; case 0x17: /* Tick compare */ #if !defined(CONFIG_USER_ONLY) if (!supervisor(dc)) goto illegal_insn; #endif { TCGv r_tickptr; tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2); tcg_gen_st_tl(cpu_dst, cpu_env, offsetof(CPUSPARCState, tick_cmpr)); r_tickptr = tcg_temp_new(TCG_TYPE_PTR); tcg_gen_ld_ptr(r_tickptr, cpu_env, offsetof(CPUState, tick)); tcg_gen_helper_0_2(helper_tick_set_limit, r_tickptr, cpu_dst); tcg_temp_free(r_tickptr); } break; case 0x18: /* System tick */ #if !defined(CONFIG_USER_ONLY) if (!supervisor(dc)) goto illegal_insn; #endif { TCGv r_tickptr; tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2); r_tickptr = tcg_temp_new(TCG_TYPE_PTR); tcg_gen_ld_ptr(r_tickptr, cpu_env, offsetof(CPUState, stick)); tcg_gen_helper_0_2(helper_tick_set_count, r_tickptr, cpu_dst); tcg_temp_free(r_tickptr); } break; case 0x19: /* System tick compare */ #if !defined(CONFIG_USER_ONLY) if (!supervisor(dc)) goto illegal_insn; #endif { TCGv r_tickptr; tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2); tcg_gen_st_tl(cpu_dst, cpu_env, offsetof(CPUSPARCState, stick_cmpr)); r_tickptr = tcg_temp_new(TCG_TYPE_PTR); tcg_gen_ld_ptr(r_tickptr, cpu_env, offsetof(CPUState, stick)); tcg_gen_helper_0_2(helper_tick_set_limit, r_tickptr, cpu_dst); tcg_temp_free(r_tickptr); } break; case 0x10: /* Performance Control */ case 0x11: /* Performance Instrumentation Counter */ case 0x12: /* Dispatch Control */ case 0x14: /* Softint set */ case 0x15: /* Softint clear */ case 0x16: /* Softint write */ #endif default: goto illegal_insn; } } break; #if !defined(CONFIG_USER_ONLY) case 0x31: /* wrpsr, V9 saved, restored */ { if (!supervisor(dc)) goto priv_insn; #ifdef TARGET_SPARC64 switch (rd) { case 0: tcg_gen_helper_0_0(helper_saved); break; case 1: tcg_gen_helper_0_0(helper_restored); break; case 2: /* UA2005 allclean */ case 3: /* UA2005 otherw */ case 4: /* UA2005 normalw */ case 5: /* UA2005 invalw */ // XXX default: goto illegal_insn; } #else tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2); tcg_gen_helper_0_1(helper_wrpsr, cpu_dst); save_state(dc, cpu_cond); gen_op_next_insn(); tcg_gen_exit_tb(0); dc->is_br = 1; #endif } break; case 0x32: /* wrwim, V9 wrpr */ { if (!supervisor(dc)) goto priv_insn; tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2); #ifdef TARGET_SPARC64 switch (rd) { case 0: // tpc { TCGv r_tsptr; r_tsptr = tcg_temp_new(TCG_TYPE_PTR); tcg_gen_ld_ptr(r_tsptr, cpu_env, offsetof(CPUState, tsptr)); tcg_gen_st_tl(cpu_dst, r_tsptr, offsetof(trap_state, tpc)); tcg_temp_free(r_tsptr); } break; case 1: // tnpc { TCGv r_tsptr; r_tsptr = tcg_temp_new(TCG_TYPE_PTR); tcg_gen_ld_ptr(r_tsptr, cpu_env, offsetof(CPUState, tsptr)); tcg_gen_st_tl(cpu_dst, r_tsptr, offsetof(trap_state, tnpc)); tcg_temp_free(r_tsptr); } break; case 2: // tstate { TCGv r_tsptr; r_tsptr = tcg_temp_new(TCG_TYPE_PTR); tcg_gen_ld_ptr(r_tsptr, cpu_env, offsetof(CPUState, tsptr)); tcg_gen_st_tl(cpu_dst, r_tsptr, offsetof(trap_state, tstate)); tcg_temp_free(r_tsptr); } break; case 3: // tt { TCGv r_tsptr; r_tsptr = tcg_temp_new(TCG_TYPE_PTR); tcg_gen_ld_ptr(r_tsptr, cpu_env, offsetof(CPUState, tsptr)); tcg_gen_st_i32(cpu_dst, r_tsptr, offsetof(trap_state, tt)); tcg_temp_free(r_tsptr); } break; case 4: // tick { TCGv r_tickptr; r_tickptr = tcg_temp_new(TCG_TYPE_PTR); tcg_gen_ld_ptr(r_tickptr, cpu_env, offsetof(CPUState, tick)); tcg_gen_helper_0_2(helper_tick_set_count, r_tickptr, cpu_dst); tcg_temp_free(r_tickptr); } break; case 5: // tba tcg_gen_st_tl(cpu_dst, cpu_env, offsetof(CPUSPARCState, tbr)); break; case 6: // pstate save_state(dc, cpu_cond); tcg_gen_helper_0_1(helper_wrpstate, cpu_dst); gen_op_next_insn(); tcg_gen_exit_tb(0); dc->is_br = 1; break; case 7: // tl tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst); tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, tl)); break; case 8: // pil tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst); tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, psrpil)); break; case 9: // cwp tcg_gen_helper_0_1(helper_wrcwp, cpu_dst); break; case 10: // cansave tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst); tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, cansave)); break; case 11: // canrestore tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst); tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, canrestore)); break; case 12: // cleanwin tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst); tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, cleanwin)); break; case 13: // otherwin tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst); tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, otherwin)); break; case 14: // wstate tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst); tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, wstate)); break; case 16: // UA2005 gl tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst); tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, gl)); break; case 26: // UA2005 strand status if (!hypervisor(dc)) goto priv_insn; tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst); tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, ssr)); break; default: goto illegal_insn; } #else tcg_gen_andi_tl(cpu_dst, cpu_dst, ((1 << NWINDOWS) - 1)); tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst); tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, wim)); #endif } break; case 0x33: /* wrtbr, UA2005 wrhpr */ { #ifndef TARGET_SPARC64 if (!supervisor(dc)) goto priv_insn; tcg_gen_xor_tl(cpu_dst, cpu_dst, cpu_src2); tcg_gen_st_tl(cpu_dst, cpu_env, offsetof(CPUSPARCState, tbr)); #else if (!hypervisor(dc)) goto priv_insn; tcg_gen_xor_tl(cpu_dst, cpu_dst, cpu_src2); switch (rd) { case 0: // hpstate // XXX gen_op_wrhpstate(); save_state(dc, cpu_cond); gen_op_next_insn(); tcg_gen_exit_tb(0); dc->is_br = 1; break; case 1: // htstate // XXX gen_op_wrhtstate(); break; case 3: // hintp tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst); tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, hintp)); break; case 5: // htba tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst); tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, htba)); break; case 31: // hstick_cmpr { TCGv r_tickptr; tcg_gen_st_tl(cpu_dst, cpu_env, offsetof(CPUSPARCState, hstick_cmpr)); r_tickptr = tcg_temp_new(TCG_TYPE_PTR); tcg_gen_ld_ptr(r_tickptr, cpu_env, offsetof(CPUState, hstick)); tcg_gen_helper_0_2(helper_tick_set_limit, r_tickptr, cpu_dst); tcg_temp_free(r_tickptr); } break; case 6: // hver readonly default: goto illegal_insn; } #endif } break; #endif #ifdef TARGET_SPARC64 case 0x2c: /* V9 movcc */ { int cc = GET_FIELD_SP(insn, 11, 12); int cond = GET_FIELD_SP(insn, 14, 17); TCGv r_cond; int l1; r_cond = tcg_temp_new(TCG_TYPE_TL); if (insn & (1 << 18)) { if (cc == 0) gen_cond(r_cond, 0, cond); else if (cc == 2) gen_cond(r_cond, 1, cond); else goto illegal_insn; } else { gen_fcond(r_cond, cc, cond); } l1 = gen_new_label(); tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, 0, l1); if (IS_IMM) { /* immediate */ TCGv r_const; rs2 = GET_FIELD_SPs(insn, 0, 10); r_const = tcg_const_tl((int)rs2); gen_movl_TN_reg(rd, r_const); tcg_temp_free(r_const); } else { rs2 = GET_FIELD_SP(insn, 0, 4); gen_movl_reg_TN(rs2, cpu_tmp0); gen_movl_TN_reg(rd, cpu_tmp0); } gen_set_label(l1); tcg_temp_free(r_cond); break; } case 0x2d: /* V9 sdivx */ gen_op_sdivx(cpu_dst, cpu_src1, cpu_src2); gen_movl_TN_reg(rd, cpu_dst); break; case 0x2e: /* V9 popc */ { cpu_src2 = get_src2(insn, cpu_src2); tcg_gen_helper_1_1(helper_popc, cpu_dst, cpu_src2); gen_movl_TN_reg(rd, cpu_dst); } case 0x2f: /* V9 movr */ { int cond = GET_FIELD_SP(insn, 10, 12); int l1; cpu_src1 = get_src1(insn, cpu_src1); l1 = gen_new_label(); tcg_gen_brcondi_tl(gen_tcg_cond_reg[cond], cpu_src1, 0, l1); if (IS_IMM) { /* immediate */ TCGv r_const; rs2 = GET_FIELD_SPs(insn, 0, 9); r_const = tcg_const_tl((int)rs2); gen_movl_TN_reg(rd, r_const); tcg_temp_free(r_const); } else { rs2 = GET_FIELD_SP(insn, 0, 4); gen_movl_reg_TN(rs2, cpu_tmp0); gen_movl_TN_reg(rd, cpu_tmp0); } gen_set_label(l1); break; } #endif default: goto illegal_insn; } } } else if (xop == 0x36) { /* UltraSparc shutdown, VIS, V8 CPop1 */ #ifdef TARGET_SPARC64 int opf = GET_FIELD_SP(insn, 5, 13); rs1 = GET_FIELD(insn, 13, 17); rs2 = GET_FIELD(insn, 27, 31); if (gen_trap_ifnofpu(dc, cpu_cond)) goto jmp_insn; switch (opf) { case 0x000: /* VIS I edge8cc */ case 0x001: /* VIS II edge8n */ case 0x002: /* VIS I edge8lcc */ case 0x003: /* VIS II edge8ln */ case 0x004: /* VIS I edge16cc */ case 0x005: /* VIS II edge16n */ case 0x006: /* VIS I edge16lcc */ case 0x007: /* VIS II edge16ln */ case 0x008: /* VIS I edge32cc */ case 0x009: /* VIS II edge32n */ case 0x00a: /* VIS I edge32lcc */ case 0x00b: /* VIS II edge32ln */ // XXX goto illegal_insn; case 0x010: /* VIS I array8 */ CHECK_FPU_FEATURE(dc, VIS1); cpu_src1 = get_src1(insn, cpu_src1); gen_movl_reg_TN(rs2, cpu_src2); tcg_gen_helper_1_2(helper_array8, cpu_dst, cpu_src1, cpu_src2); gen_movl_TN_reg(rd, cpu_dst); break; case 0x012: /* VIS I array16 */ CHECK_FPU_FEATURE(dc, VIS1); cpu_src1 = get_src1(insn, cpu_src1); gen_movl_reg_TN(rs2, cpu_src2); tcg_gen_helper_1_2(helper_array8, cpu_dst, cpu_src1, cpu_src2); tcg_gen_shli_i64(cpu_dst, cpu_dst, 1); gen_movl_TN_reg(rd, cpu_dst); break; case 0x014: /* VIS I array32 */ CHECK_FPU_FEATURE(dc, VIS1); cpu_src1 = get_src1(insn, cpu_src1); gen_movl_reg_TN(rs2, cpu_src2); tcg_gen_helper_1_2(helper_array8, cpu_dst, cpu_src1, cpu_src2); tcg_gen_shli_i64(cpu_dst, cpu_dst, 2); gen_movl_TN_reg(rd, cpu_dst); break; case 0x018: /* VIS I alignaddr */ CHECK_FPU_FEATURE(dc, VIS1); cpu_src1 = get_src1(insn, cpu_src1); gen_movl_reg_TN(rs2, cpu_src2); tcg_gen_helper_1_2(helper_alignaddr, cpu_dst, cpu_src1, cpu_src2); gen_movl_TN_reg(rd, cpu_dst); break; case 0x019: /* VIS II bmask */ case 0x01a: /* VIS I alignaddrl */ // XXX goto illegal_insn; case 0x020: /* VIS I fcmple16 */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_DT0(DFPREG(rs1)); gen_op_load_fpr_DT1(DFPREG(rs2)); tcg_gen_helper_0_0(helper_fcmple16); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x022: /* VIS I fcmpne16 */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_DT0(DFPREG(rs1)); gen_op_load_fpr_DT1(DFPREG(rs2)); tcg_gen_helper_0_0(helper_fcmpne16); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x024: /* VIS I fcmple32 */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_DT0(DFPREG(rs1)); gen_op_load_fpr_DT1(DFPREG(rs2)); tcg_gen_helper_0_0(helper_fcmple32); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x026: /* VIS I fcmpne32 */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_DT0(DFPREG(rs1)); gen_op_load_fpr_DT1(DFPREG(rs2)); tcg_gen_helper_0_0(helper_fcmpne32); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x028: /* VIS I fcmpgt16 */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_DT0(DFPREG(rs1)); gen_op_load_fpr_DT1(DFPREG(rs2)); tcg_gen_helper_0_0(helper_fcmpgt16); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x02a: /* VIS I fcmpeq16 */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_DT0(DFPREG(rs1)); gen_op_load_fpr_DT1(DFPREG(rs2)); tcg_gen_helper_0_0(helper_fcmpeq16); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x02c: /* VIS I fcmpgt32 */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_DT0(DFPREG(rs1)); gen_op_load_fpr_DT1(DFPREG(rs2)); tcg_gen_helper_0_0(helper_fcmpgt32); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x02e: /* VIS I fcmpeq32 */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_DT0(DFPREG(rs1)); gen_op_load_fpr_DT1(DFPREG(rs2)); tcg_gen_helper_0_0(helper_fcmpeq32); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x031: /* VIS I fmul8x16 */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_DT0(DFPREG(rs1)); gen_op_load_fpr_DT1(DFPREG(rs2)); tcg_gen_helper_0_0(helper_fmul8x16); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x033: /* VIS I fmul8x16au */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_DT0(DFPREG(rs1)); gen_op_load_fpr_DT1(DFPREG(rs2)); tcg_gen_helper_0_0(helper_fmul8x16au); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x035: /* VIS I fmul8x16al */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_DT0(DFPREG(rs1)); gen_op_load_fpr_DT1(DFPREG(rs2)); tcg_gen_helper_0_0(helper_fmul8x16al); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x036: /* VIS I fmul8sux16 */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_DT0(DFPREG(rs1)); gen_op_load_fpr_DT1(DFPREG(rs2)); tcg_gen_helper_0_0(helper_fmul8sux16); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x037: /* VIS I fmul8ulx16 */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_DT0(DFPREG(rs1)); gen_op_load_fpr_DT1(DFPREG(rs2)); tcg_gen_helper_0_0(helper_fmul8ulx16); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x038: /* VIS I fmuld8sux16 */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_DT0(DFPREG(rs1)); gen_op_load_fpr_DT1(DFPREG(rs2)); tcg_gen_helper_0_0(helper_fmuld8sux16); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x039: /* VIS I fmuld8ulx16 */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_DT0(DFPREG(rs1)); gen_op_load_fpr_DT1(DFPREG(rs2)); tcg_gen_helper_0_0(helper_fmuld8ulx16); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x03a: /* VIS I fpack32 */ case 0x03b: /* VIS I fpack16 */ case 0x03d: /* VIS I fpackfix */ case 0x03e: /* VIS I pdist */ // XXX goto illegal_insn; case 0x048: /* VIS I faligndata */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_DT0(DFPREG(rs1)); gen_op_load_fpr_DT1(DFPREG(rs2)); tcg_gen_helper_0_0(helper_faligndata); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x04b: /* VIS I fpmerge */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_DT0(DFPREG(rs1)); gen_op_load_fpr_DT1(DFPREG(rs2)); tcg_gen_helper_0_0(helper_fpmerge); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x04c: /* VIS II bshuffle */ // XXX goto illegal_insn; case 0x04d: /* VIS I fexpand */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_DT0(DFPREG(rs1)); gen_op_load_fpr_DT1(DFPREG(rs2)); tcg_gen_helper_0_0(helper_fexpand); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x050: /* VIS I fpadd16 */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_DT0(DFPREG(rs1)); gen_op_load_fpr_DT1(DFPREG(rs2)); tcg_gen_helper_0_0(helper_fpadd16); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x051: /* VIS I fpadd16s */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_FT0(rs1); gen_op_load_fpr_FT1(rs2); tcg_gen_helper_0_0(helper_fpadd16s); gen_op_store_FT0_fpr(rd); break; case 0x052: /* VIS I fpadd32 */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_DT0(DFPREG(rs1)); gen_op_load_fpr_DT1(DFPREG(rs2)); tcg_gen_helper_0_0(helper_fpadd32); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x053: /* VIS I fpadd32s */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_FT0(rs1); gen_op_load_fpr_FT1(rs2); tcg_gen_helper_0_0(helper_fpadd32s); gen_op_store_FT0_fpr(rd); break; case 0x054: /* VIS I fpsub16 */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_DT0(DFPREG(rs1)); gen_op_load_fpr_DT1(DFPREG(rs2)); tcg_gen_helper_0_0(helper_fpsub16); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x055: /* VIS I fpsub16s */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_FT0(rs1); gen_op_load_fpr_FT1(rs2); tcg_gen_helper_0_0(helper_fpsub16s); gen_op_store_FT0_fpr(rd); break; case 0x056: /* VIS I fpsub32 */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_DT0(DFPREG(rs1)); gen_op_load_fpr_DT1(DFPREG(rs2)); tcg_gen_helper_0_0(helper_fpadd32); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x057: /* VIS I fpsub32s */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_FT0(rs1); gen_op_load_fpr_FT1(rs2); tcg_gen_helper_0_0(helper_fpsub32s); gen_op_store_FT0_fpr(rd); break; case 0x060: /* VIS I fzero */ CHECK_FPU_FEATURE(dc, VIS1); tcg_gen_helper_0_0(helper_movl_DT0_0); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x061: /* VIS I fzeros */ CHECK_FPU_FEATURE(dc, VIS1); tcg_gen_helper_0_0(helper_movl_FT0_0); gen_op_store_FT0_fpr(rd); break; case 0x062: /* VIS I fnor */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_DT0(DFPREG(rs1)); gen_op_load_fpr_DT1(DFPREG(rs2)); tcg_gen_helper_0_0(helper_fnor); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x063: /* VIS I fnors */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_FT0(rs1); gen_op_load_fpr_FT1(rs2); tcg_gen_helper_0_0(helper_fnors); gen_op_store_FT0_fpr(rd); break; case 0x064: /* VIS I fandnot2 */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_DT1(DFPREG(rs1)); gen_op_load_fpr_DT0(DFPREG(rs2)); tcg_gen_helper_0_0(helper_fandnot); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x065: /* VIS I fandnot2s */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_FT1(rs1); gen_op_load_fpr_FT0(rs2); tcg_gen_helper_0_0(helper_fandnots); gen_op_store_FT0_fpr(rd); break; case 0x066: /* VIS I fnot2 */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_DT1(DFPREG(rs2)); tcg_gen_helper_0_0(helper_fnot); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x067: /* VIS I fnot2s */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_FT1(rs2); tcg_gen_helper_0_0(helper_fnot); gen_op_store_FT0_fpr(rd); break; case 0x068: /* VIS I fandnot1 */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_DT0(DFPREG(rs1)); gen_op_load_fpr_DT1(DFPREG(rs2)); tcg_gen_helper_0_0(helper_fandnot); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x069: /* VIS I fandnot1s */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_FT0(rs1); gen_op_load_fpr_FT1(rs2); tcg_gen_helper_0_0(helper_fandnots); gen_op_store_FT0_fpr(rd); break; case 0x06a: /* VIS I fnot1 */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_DT1(DFPREG(rs1)); tcg_gen_helper_0_0(helper_fnot); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x06b: /* VIS I fnot1s */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_FT1(rs1); tcg_gen_helper_0_0(helper_fnot); gen_op_store_FT0_fpr(rd); break; case 0x06c: /* VIS I fxor */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_DT0(DFPREG(rs1)); gen_op_load_fpr_DT1(DFPREG(rs2)); tcg_gen_helper_0_0(helper_fxor); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x06d: /* VIS I fxors */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_FT0(rs1); gen_op_load_fpr_FT1(rs2); tcg_gen_helper_0_0(helper_fxors); gen_op_store_FT0_fpr(rd); break; case 0x06e: /* VIS I fnand */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_DT0(DFPREG(rs1)); gen_op_load_fpr_DT1(DFPREG(rs2)); tcg_gen_helper_0_0(helper_fnand); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x06f: /* VIS I fnands */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_FT0(rs1); gen_op_load_fpr_FT1(rs2); tcg_gen_helper_0_0(helper_fnands); gen_op_store_FT0_fpr(rd); break; case 0x070: /* VIS I fand */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_DT0(DFPREG(rs1)); gen_op_load_fpr_DT1(DFPREG(rs2)); tcg_gen_helper_0_0(helper_fand); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x071: /* VIS I fands */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_FT0(rs1); gen_op_load_fpr_FT1(rs2); tcg_gen_helper_0_0(helper_fands); gen_op_store_FT0_fpr(rd); break; case 0x072: /* VIS I fxnor */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_DT0(DFPREG(rs1)); gen_op_load_fpr_DT1(DFPREG(rs2)); tcg_gen_helper_0_0(helper_fxnor); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x073: /* VIS I fxnors */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_FT0(rs1); gen_op_load_fpr_FT1(rs2); tcg_gen_helper_0_0(helper_fxnors); gen_op_store_FT0_fpr(rd); break; case 0x074: /* VIS I fsrc1 */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_DT0(DFPREG(rs1)); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x075: /* VIS I fsrc1s */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_FT0(rs1); gen_op_store_FT0_fpr(rd); break; case 0x076: /* VIS I fornot2 */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_DT1(DFPREG(rs1)); gen_op_load_fpr_DT0(DFPREG(rs2)); tcg_gen_helper_0_0(helper_fornot); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x077: /* VIS I fornot2s */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_FT1(rs1); gen_op_load_fpr_FT0(rs2); tcg_gen_helper_0_0(helper_fornots); gen_op_store_FT0_fpr(rd); break; case 0x078: /* VIS I fsrc2 */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_DT0(DFPREG(rs2)); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x079: /* VIS I fsrc2s */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_FT0(rs2); gen_op_store_FT0_fpr(rd); break; case 0x07a: /* VIS I fornot1 */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_DT0(DFPREG(rs1)); gen_op_load_fpr_DT1(DFPREG(rs2)); tcg_gen_helper_0_0(helper_fornot); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x07b: /* VIS I fornot1s */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_FT0(rs1); gen_op_load_fpr_FT1(rs2); tcg_gen_helper_0_0(helper_fornots); gen_op_store_FT0_fpr(rd); break; case 0x07c: /* VIS I for */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_DT0(DFPREG(rs1)); gen_op_load_fpr_DT1(DFPREG(rs2)); tcg_gen_helper_0_0(helper_for); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x07d: /* VIS I fors */ CHECK_FPU_FEATURE(dc, VIS1); gen_op_load_fpr_FT0(rs1); gen_op_load_fpr_FT1(rs2); tcg_gen_helper_0_0(helper_fors); gen_op_store_FT0_fpr(rd); break; case 0x07e: /* VIS I fone */ CHECK_FPU_FEATURE(dc, VIS1); tcg_gen_helper_0_0(helper_movl_DT0_1); gen_op_store_DT0_fpr(DFPREG(rd)); break; case 0x07f: /* VIS I fones */ CHECK_FPU_FEATURE(dc, VIS1); tcg_gen_helper_0_0(helper_movl_FT0_1); gen_op_store_FT0_fpr(rd); break; case 0x080: /* VIS I shutdown */ case 0x081: /* VIS II siam */ // XXX goto illegal_insn; default: goto illegal_insn; } #else goto ncp_insn; #endif } else if (xop == 0x37) { /* V8 CPop2, V9 impdep2 */ #ifdef TARGET_SPARC64 goto illegal_insn; #else goto ncp_insn; #endif #ifdef TARGET_SPARC64 } else if (xop == 0x39) { /* V9 return */ TCGv r_const; save_state(dc, cpu_cond); cpu_src1 = get_src1(insn, cpu_src1); if (IS_IMM) { /* immediate */ rs2 = GET_FIELDs(insn, 19, 31); tcg_gen_addi_tl(cpu_dst, cpu_src1, (int)rs2); } else { /* register */ rs2 = GET_FIELD(insn, 27, 31); if (rs2) { gen_movl_reg_TN(rs2, cpu_src2); tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_src2); } else tcg_gen_mov_tl(cpu_dst, cpu_src1); } tcg_gen_helper_0_0(helper_restore); gen_mov_pc_npc(dc, cpu_cond); r_const = tcg_const_i32(3); tcg_gen_helper_0_2(helper_check_align, cpu_dst, r_const); tcg_temp_free(r_const); tcg_gen_mov_tl(cpu_npc, cpu_dst); dc->npc = DYNAMIC_PC; goto jmp_insn; #endif } else { cpu_src1 = get_src1(insn, cpu_src1); if (IS_IMM) { /* immediate */ rs2 = GET_FIELDs(insn, 19, 31); tcg_gen_addi_tl(cpu_dst, cpu_src1, (int)rs2); } else { /* register */ rs2 = GET_FIELD(insn, 27, 31); if (rs2) { gen_movl_reg_TN(rs2, cpu_src2); tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_src2); } else tcg_gen_mov_tl(cpu_dst, cpu_src1); } switch (xop) { case 0x38: /* jmpl */ { TCGv r_const; r_const = tcg_const_tl(dc->pc); gen_movl_TN_reg(rd, r_const); tcg_temp_free(r_const); gen_mov_pc_npc(dc, cpu_cond); r_const = tcg_const_i32(3); tcg_gen_helper_0_2(helper_check_align, cpu_dst, r_const); tcg_temp_free(r_const); tcg_gen_mov_tl(cpu_npc, cpu_dst); dc->npc = DYNAMIC_PC; } goto jmp_insn; #if !defined(CONFIG_USER_ONLY) && !defined(TARGET_SPARC64) case 0x39: /* rett, V9 return */ { TCGv r_const; if (!supervisor(dc)) goto priv_insn; gen_mov_pc_npc(dc, cpu_cond); r_const = tcg_const_i32(3); tcg_gen_helper_0_2(helper_check_align, cpu_dst, r_const); tcg_temp_free(r_const); tcg_gen_mov_tl(cpu_npc, cpu_dst); dc->npc = DYNAMIC_PC; tcg_gen_helper_0_0(helper_rett); } goto jmp_insn; #endif case 0x3b: /* flush */ if (!((dc)->features & CPU_FEATURE_FLUSH)) goto unimp_flush; tcg_gen_helper_0_1(helper_flush, cpu_dst); break; case 0x3c: /* save */ save_state(dc, cpu_cond); tcg_gen_helper_0_0(helper_save); gen_movl_TN_reg(rd, cpu_dst); break; case 0x3d: /* restore */ save_state(dc, cpu_cond); tcg_gen_helper_0_0(helper_restore); gen_movl_TN_reg(rd, cpu_dst); break; #if !defined(CONFIG_USER_ONLY) && defined(TARGET_SPARC64) case 0x3e: /* V9 done/retry */ { switch (rd) { case 0: if (!supervisor(dc)) goto priv_insn; dc->npc = DYNAMIC_PC; dc->pc = DYNAMIC_PC; tcg_gen_helper_0_0(helper_done); goto jmp_insn; case 1: if (!supervisor(dc)) goto priv_insn; dc->npc = DYNAMIC_PC; dc->pc = DYNAMIC_PC; tcg_gen_helper_0_0(helper_retry); goto jmp_insn; default: goto illegal_insn; } } break; #endif default: goto illegal_insn; } } break; } break; case 3: /* load/store instructions */ { unsigned int xop = GET_FIELD(insn, 7, 12); cpu_src1 = get_src1(insn, cpu_src1); if (xop == 0x3c || xop == 0x3e) { rs2 = GET_FIELD(insn, 27, 31); gen_movl_reg_TN(rs2, cpu_src2); } else if (IS_IMM) { /* immediate */ rs2 = GET_FIELDs(insn, 19, 31); tcg_gen_addi_tl(cpu_addr, cpu_src1, (int)rs2); } else { /* register */ rs2 = GET_FIELD(insn, 27, 31); if (rs2 != 0) { gen_movl_reg_TN(rs2, cpu_src2); tcg_gen_add_tl(cpu_addr, cpu_src1, cpu_src2); } else tcg_gen_mov_tl(cpu_addr, cpu_src1); } if (xop < 4 || (xop > 7 && xop < 0x14 && xop != 0x0e) || (xop > 0x17 && xop <= 0x1d ) || (xop > 0x2c && xop <= 0x33) || xop == 0x1f || xop == 0x3d) { switch (xop) { case 0x0: /* load unsigned word */ ABI32_MASK(cpu_addr); tcg_gen_qemu_ld32u(cpu_val, cpu_addr, dc->mem_idx); break; case 0x1: /* load unsigned byte */ ABI32_MASK(cpu_addr); tcg_gen_qemu_ld8u(cpu_val, cpu_addr, dc->mem_idx); break; case 0x2: /* load unsigned halfword */ ABI32_MASK(cpu_addr); tcg_gen_qemu_ld16u(cpu_val, cpu_addr, dc->mem_idx); break; case 0x3: /* load double word */ if (rd & 1) goto illegal_insn; else { TCGv r_const; save_state(dc, cpu_cond); r_const = tcg_const_i32(7); tcg_gen_helper_0_2(helper_check_align, cpu_dst, r_const); // XXX remove tcg_temp_free(r_const); ABI32_MASK(cpu_addr); tcg_gen_qemu_ld64(cpu_tmp64, cpu_addr, dc->mem_idx); tcg_gen_trunc_i64_tl(cpu_tmp0, cpu_tmp64); tcg_gen_andi_tl(cpu_tmp0, cpu_tmp0, 0xffffffffULL); gen_movl_TN_reg(rd + 1, cpu_tmp0); tcg_gen_shri_i64(cpu_tmp64, cpu_tmp64, 32); tcg_gen_trunc_i64_tl(cpu_val, cpu_tmp64); tcg_gen_andi_tl(cpu_val, cpu_val, 0xffffffffULL); } break; case 0x9: /* load signed byte */ ABI32_MASK(cpu_addr); tcg_gen_qemu_ld8s(cpu_val, cpu_addr, dc->mem_idx); break; case 0xa: /* load signed halfword */ ABI32_MASK(cpu_addr); tcg_gen_qemu_ld16s(cpu_val, cpu_addr, dc->mem_idx); break; case 0xd: /* ldstub -- XXX: should be atomically */ { TCGv r_const; ABI32_MASK(cpu_addr); tcg_gen_qemu_ld8s(cpu_val, cpu_addr, dc->mem_idx); r_const = tcg_const_tl(0xff); tcg_gen_qemu_st8(r_const, cpu_addr, dc->mem_idx); tcg_temp_free(r_const); } break; case 0x0f: /* swap register with memory. Also atomically */ CHECK_IU_FEATURE(dc, SWAP); gen_movl_reg_TN(rd, cpu_val); ABI32_MASK(cpu_addr); tcg_gen_qemu_ld32u(cpu_tmp32, cpu_addr, dc->mem_idx); tcg_gen_qemu_st32(cpu_val, cpu_addr, dc->mem_idx); tcg_gen_extu_i32_tl(cpu_val, cpu_tmp32); break; #if !defined(CONFIG_USER_ONLY) || defined(TARGET_SPARC64) case 0x10: /* load word alternate */ #ifndef TARGET_SPARC64 if (IS_IMM) goto illegal_insn; if (!supervisor(dc)) goto priv_insn; #endif save_state(dc, cpu_cond); gen_ld_asi(cpu_val, cpu_addr, insn, 4, 0); break; case 0x11: /* load unsigned byte alternate */ #ifndef TARGET_SPARC64 if (IS_IMM) goto illegal_insn; if (!supervisor(dc)) goto priv_insn; #endif save_state(dc, cpu_cond); gen_ld_asi(cpu_val, cpu_addr, insn, 1, 0); break; case 0x12: /* load unsigned halfword alternate */ #ifndef TARGET_SPARC64 if (IS_IMM) goto illegal_insn; if (!supervisor(dc)) goto priv_insn; #endif save_state(dc, cpu_cond); gen_ld_asi(cpu_val, cpu_addr, insn, 2, 0); break; case 0x13: /* load double word alternate */ #ifndef TARGET_SPARC64 if (IS_IMM) goto illegal_insn; if (!supervisor(dc)) goto priv_insn; #endif if (rd & 1) goto illegal_insn; save_state(dc, cpu_cond); gen_ldda_asi(cpu_tmp0, cpu_val, cpu_addr, insn); gen_movl_TN_reg(rd + 1, cpu_tmp0); break; case 0x19: /* load signed byte alternate */ #ifndef TARGET_SPARC64 if (IS_IMM) goto illegal_insn; if (!supervisor(dc)) goto priv_insn; #endif save_state(dc, cpu_cond); gen_ld_asi(cpu_val, cpu_addr, insn, 1, 1); break; case 0x1a: /* load signed halfword alternate */ #ifndef TARGET_SPARC64 if (IS_IMM) goto illegal_insn; if (!supervisor(dc)) goto priv_insn; #endif save_state(dc, cpu_cond); gen_ld_asi(cpu_val, cpu_addr, insn, 2, 1); break; case 0x1d: /* ldstuba -- XXX: should be atomically */ #ifndef TARGET_SPARC64 if (IS_IMM) goto illegal_insn; if (!supervisor(dc)) goto priv_insn; #endif save_state(dc, cpu_cond); gen_ldstub_asi(cpu_val, cpu_addr, insn); break; case 0x1f: /* swap reg with alt. memory. Also atomically */ CHECK_IU_FEATURE(dc, SWAP); #ifndef TARGET_SPARC64 if (IS_IMM) goto illegal_insn; if (!supervisor(dc)) goto priv_insn; #endif save_state(dc, cpu_cond); gen_movl_reg_TN(rd, cpu_val); gen_swap_asi(cpu_val, cpu_addr, insn); break; #ifndef TARGET_SPARC64 case 0x30: /* ldc */ case 0x31: /* ldcsr */ case 0x33: /* lddc */ goto ncp_insn; #endif #endif #ifdef TARGET_SPARC64 case 0x08: /* V9 ldsw */ ABI32_MASK(cpu_addr); tcg_gen_qemu_ld32s(cpu_val, cpu_addr, dc->mem_idx); break; case 0x0b: /* V9 ldx */ ABI32_MASK(cpu_addr); tcg_gen_qemu_ld64(cpu_val, cpu_addr, dc->mem_idx); break; case 0x18: /* V9 ldswa */ save_state(dc, cpu_cond); gen_ld_asi(cpu_val, cpu_addr, insn, 4, 1); break; case 0x1b: /* V9 ldxa */ save_state(dc, cpu_cond); gen_ld_asi(cpu_val, cpu_addr, insn, 8, 0); break; case 0x2d: /* V9 prefetch, no effect */ goto skip_move; case 0x30: /* V9 ldfa */ save_state(dc, cpu_cond); gen_ldf_asi(cpu_addr, insn, 4, rd); goto skip_move; case 0x33: /* V9 lddfa */ save_state(dc, cpu_cond); gen_ldf_asi(cpu_addr, insn, 8, DFPREG(rd)); goto skip_move; case 0x3d: /* V9 prefetcha, no effect */ goto skip_move; case 0x32: /* V9 ldqfa */ CHECK_FPU_FEATURE(dc, FLOAT128); save_state(dc, cpu_cond); gen_ldf_asi(cpu_addr, insn, 16, QFPREG(rd)); goto skip_move; #endif default: goto illegal_insn; } gen_movl_TN_reg(rd, cpu_val); #ifdef TARGET_SPARC64 skip_move: ; #endif } else if (xop >= 0x20 && xop < 0x24) { if (gen_trap_ifnofpu(dc, cpu_cond)) goto jmp_insn; save_state(dc, cpu_cond); switch (xop) { case 0x20: /* load fpreg */ ABI32_MASK(cpu_addr); tcg_gen_qemu_ld32u(cpu_tmp32, cpu_addr, dc->mem_idx); tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUState, fpr[rd])); break; case 0x21: /* load fsr */ ABI32_MASK(cpu_addr); tcg_gen_qemu_ld32u(cpu_tmp32, cpu_addr, dc->mem_idx); tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUState, ft0)); tcg_gen_helper_0_0(helper_ldfsr); break; case 0x22: /* load quad fpreg */ { TCGv r_const; CHECK_FPU_FEATURE(dc, FLOAT128); r_const = tcg_const_i32(dc->mem_idx); tcg_gen_helper_0_2(helper_ldqf, cpu_addr, r_const); tcg_temp_free(r_const); gen_op_store_QT0_fpr(QFPREG(rd)); } break; case 0x23: /* load double fpreg */ { TCGv r_const; r_const = tcg_const_i32(dc->mem_idx); tcg_gen_helper_0_2(helper_lddf, cpu_addr, r_const); tcg_temp_free(r_const); gen_op_store_DT0_fpr(DFPREG(rd)); } break; default: goto illegal_insn; } } else if (xop < 8 || (xop >= 0x14 && xop < 0x18) || \ xop == 0xe || xop == 0x1e) { gen_movl_reg_TN(rd, cpu_val); switch (xop) { case 0x4: /* store word */ ABI32_MASK(cpu_addr); tcg_gen_qemu_st32(cpu_val, cpu_addr, dc->mem_idx); break; case 0x5: /* store byte */ ABI32_MASK(cpu_addr); tcg_gen_qemu_st8(cpu_val, cpu_addr, dc->mem_idx); break; case 0x6: /* store halfword */ ABI32_MASK(cpu_addr); tcg_gen_qemu_st16(cpu_val, cpu_addr, dc->mem_idx); break; case 0x7: /* store double word */ if (rd & 1) goto illegal_insn; else { TCGv r_low, r_const; save_state(dc, cpu_cond); ABI32_MASK(cpu_addr); r_const = tcg_const_i32(7); tcg_gen_helper_0_2(helper_check_align, cpu_addr, r_const); // XXX remove tcg_temp_free(r_const); r_low = tcg_temp_new(TCG_TYPE_TL); gen_movl_reg_TN(rd + 1, r_low); tcg_gen_helper_1_2(helper_pack64, cpu_tmp64, cpu_val, r_low); tcg_temp_free(r_low); tcg_gen_qemu_st64(cpu_tmp64, cpu_addr, dc->mem_idx); } break; #if !defined(CONFIG_USER_ONLY) || defined(TARGET_SPARC64) case 0x14: /* store word alternate */ #ifndef TARGET_SPARC64 if (IS_IMM) goto illegal_insn; if (!supervisor(dc)) goto priv_insn; #endif save_state(dc, cpu_cond); gen_st_asi(cpu_val, cpu_addr, insn, 4); break; case 0x15: /* store byte alternate */ #ifndef TARGET_SPARC64 if (IS_IMM) goto illegal_insn; if (!supervisor(dc)) goto priv_insn; #endif save_state(dc, cpu_cond); gen_st_asi(cpu_val, cpu_addr, insn, 1); break; case 0x16: /* store halfword alternate */ #ifndef TARGET_SPARC64 if (IS_IMM) goto illegal_insn; if (!supervisor(dc)) goto priv_insn; #endif save_state(dc, cpu_cond); gen_st_asi(cpu_val, cpu_addr, insn, 2); break; case 0x17: /* store double word alternate */ #ifndef TARGET_SPARC64 if (IS_IMM) goto illegal_insn; if (!supervisor(dc)) goto priv_insn; #endif if (rd & 1) goto illegal_insn; else { save_state(dc, cpu_cond); gen_stda_asi(cpu_val, cpu_addr, insn, rd); } break; #endif #ifdef TARGET_SPARC64 case 0x0e: /* V9 stx */ ABI32_MASK(cpu_addr); tcg_gen_qemu_st64(cpu_val, cpu_addr, dc->mem_idx); break; case 0x1e: /* V9 stxa */ save_state(dc, cpu_cond); gen_st_asi(cpu_val, cpu_addr, insn, 8); break; #endif default: goto illegal_insn; } } else if (xop > 0x23 && xop < 0x28) { if (gen_trap_ifnofpu(dc, cpu_cond)) goto jmp_insn; save_state(dc, cpu_cond); switch (xop) { case 0x24: /* store fpreg */ ABI32_MASK(cpu_addr); tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUState, fpr[rd])); tcg_gen_qemu_st32(cpu_tmp32, cpu_addr, dc->mem_idx); break; case 0x25: /* stfsr, V9 stxfsr */ ABI32_MASK(cpu_addr); tcg_gen_helper_0_0(helper_stfsr); tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUState, ft0)); tcg_gen_qemu_st32(cpu_tmp32, cpu_addr, dc->mem_idx); break; case 0x26: #ifdef TARGET_SPARC64 /* V9 stqf, store quad fpreg */ { TCGv r_const; CHECK_FPU_FEATURE(dc, FLOAT128); gen_op_load_fpr_QT0(QFPREG(rd)); r_const = tcg_const_i32(dc->mem_idx); tcg_gen_helper_0_2(helper_stqf, cpu_addr, r_const); tcg_temp_free(r_const); } break; #else /* !TARGET_SPARC64 */ /* stdfq, store floating point queue */ #if defined(CONFIG_USER_ONLY) goto illegal_insn; #else if (!supervisor(dc)) goto priv_insn; if (gen_trap_ifnofpu(dc, cpu_cond)) goto jmp_insn; goto nfq_insn; #endif #endif case 0x27: /* store double fpreg */ { TCGv r_const; gen_op_load_fpr_DT0(DFPREG(rd)); r_const = tcg_const_i32(dc->mem_idx); tcg_gen_helper_0_2(helper_stdf, cpu_addr, r_const); tcg_temp_free(r_const); } break; default: goto illegal_insn; } } else if (xop > 0x33 && xop < 0x3f) { save_state(dc, cpu_cond); switch (xop) { #ifdef TARGET_SPARC64 case 0x34: /* V9 stfa */ gen_op_load_fpr_FT0(rd); gen_stf_asi(cpu_addr, insn, 4, rd); break; case 0x36: /* V9 stqfa */ { TCGv r_const; CHECK_FPU_FEATURE(dc, FLOAT128); r_const = tcg_const_i32(7); tcg_gen_helper_0_2(helper_check_align, cpu_addr, r_const); tcg_temp_free(r_const); gen_op_load_fpr_QT0(QFPREG(rd)); gen_stf_asi(cpu_addr, insn, 16, QFPREG(rd)); } break; case 0x37: /* V9 stdfa */ gen_op_load_fpr_DT0(DFPREG(rd)); gen_stf_asi(cpu_addr, insn, 8, DFPREG(rd)); break; case 0x3c: /* V9 casa */ gen_cas_asi(cpu_val, cpu_addr, cpu_val, insn, rd); gen_movl_TN_reg(rd, cpu_val); break; case 0x3e: /* V9 casxa */ gen_casx_asi(cpu_val, cpu_addr, cpu_val, insn, rd); gen_movl_TN_reg(rd, cpu_val); break; #else case 0x34: /* stc */ case 0x35: /* stcsr */ case 0x36: /* stdcq */ case 0x37: /* stdc */ goto ncp_insn; #endif default: goto illegal_insn; } } else goto illegal_insn; } break; } /* default case for non jump instructions */ if (dc->npc == DYNAMIC_PC) { dc->pc = DYNAMIC_PC; gen_op_next_insn(); } else if (dc->npc == JUMP_PC) { /* we can do a static jump */ gen_branch2(dc, dc->jump_pc[0], dc->jump_pc[1], cpu_cond); dc->is_br = 1; } else { dc->pc = dc->npc; dc->npc = dc->npc + 4; } jmp_insn: return; illegal_insn: { TCGv r_const; save_state(dc, cpu_cond); r_const = tcg_const_i32(TT_ILL_INSN); tcg_gen_helper_0_1(raise_exception, r_const); tcg_temp_free(r_const); dc->is_br = 1; } return; unimp_flush: { TCGv r_const; save_state(dc, cpu_cond); r_const = tcg_const_i32(TT_UNIMP_FLUSH); tcg_gen_helper_0_1(raise_exception, r_const); tcg_temp_free(r_const); dc->is_br = 1; } return; #if !defined(CONFIG_USER_ONLY) priv_insn: { TCGv r_const; save_state(dc, cpu_cond); r_const = tcg_const_i32(TT_PRIV_INSN); tcg_gen_helper_0_1(raise_exception, r_const); tcg_temp_free(r_const); dc->is_br = 1; } return; #endif nfpu_insn: save_state(dc, cpu_cond); gen_op_fpexception_im(FSR_FTT_UNIMPFPOP); dc->is_br = 1; return; #if !defined(CONFIG_USER_ONLY) && !defined(TARGET_SPARC64) nfq_insn: save_state(dc, cpu_cond); gen_op_fpexception_im(FSR_FTT_SEQ_ERROR); dc->is_br = 1; return; #endif #ifndef TARGET_SPARC64 ncp_insn: { TCGv r_const; save_state(dc, cpu_cond); r_const = tcg_const_i32(TT_NCP_INSN); tcg_gen_helper_0_1(raise_exception, r_const); tcg_temp_free(r_const); dc->is_br = 1; } return; #endif } static inline int gen_intermediate_code_internal(TranslationBlock * tb, int spc, CPUSPARCState *env) { target_ulong pc_start, last_pc; uint16_t *gen_opc_end; DisasContext dc1, *dc = &dc1; int j, lj = -1; memset(dc, 0, sizeof(DisasContext)); dc->tb = tb; pc_start = tb->pc; dc->pc = pc_start; last_pc = dc->pc; dc->npc = (target_ulong) tb->cs_base; dc->mem_idx = cpu_mmu_index(env); dc->features = env->features; if ((dc->features & CPU_FEATURE_FLOAT)) { dc->fpu_enabled = cpu_fpu_enabled(env); #if defined(CONFIG_USER_ONLY) dc->features |= CPU_FEATURE_FLOAT128; #endif } else dc->fpu_enabled = 0; gen_opc_end = gen_opc_buf + OPC_MAX_SIZE; cpu_tmp0 = tcg_temp_new(TCG_TYPE_TL); cpu_tmp32 = tcg_temp_new(TCG_TYPE_I32); cpu_tmp64 = tcg_temp_new(TCG_TYPE_I64); do { if (env->nb_breakpoints > 0) { for(j = 0; j < env->nb_breakpoints; j++) { if (env->breakpoints[j] == dc->pc) { if (dc->pc != pc_start) save_state(dc, cpu_cond); tcg_gen_helper_0_0(helper_debug); tcg_gen_exit_tb(0); dc->is_br = 1; goto exit_gen_loop; } } } if (spc) { if (loglevel > 0) fprintf(logfile, "Search PC...\n"); 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_npc[lj] = dc->npc; gen_opc_instr_start[lj] = 1; } } last_pc = dc->pc; disas_sparc_insn(dc); if (dc->is_br) break; /* if the next PC is different, we abort now */ if (dc->pc != (last_pc + 4)) break; /* if we reach a page boundary, we stop generation so that the PC of a TT_TFAULT exception is always in the right page */ if ((dc->pc & (TARGET_PAGE_SIZE - 1)) == 0) break; /* if single step mode, we generate only one instruction and generate an exception */ if (env->singlestep_enabled) { tcg_gen_movi_tl(cpu_pc, dc->pc); tcg_gen_exit_tb(0); break; } } while ((gen_opc_ptr < gen_opc_end) && (dc->pc - pc_start) < (TARGET_PAGE_SIZE - 32)); exit_gen_loop: tcg_temp_free(cpu_tmp64); tcg_temp_free(cpu_tmp32); tcg_temp_free(cpu_tmp0); if (!dc->is_br) { if (dc->pc != DYNAMIC_PC && (dc->npc != DYNAMIC_PC && dc->npc != JUMP_PC)) { /* static PC and NPC: we can use direct chaining */ gen_goto_tb(dc, 0, dc->pc, dc->npc); } else { if (dc->pc != DYNAMIC_PC) tcg_gen_movi_tl(cpu_pc, dc->pc); save_npc(dc, cpu_cond); tcg_gen_exit_tb(0); } } *gen_opc_ptr = INDEX_op_end; if (spc) { j = gen_opc_ptr - gen_opc_buf; lj++; while (lj <= j) gen_opc_instr_start[lj++] = 0; #if 0 if (loglevel > 0) { page_dump(logfile); } #endif gen_opc_jump_pc[0] = dc->jump_pc[0]; gen_opc_jump_pc[1] = dc->jump_pc[1]; } else { tb->size = last_pc + 4 - pc_start; } #ifdef DEBUG_DISAS if (loglevel & CPU_LOG_TB_IN_ASM) { fprintf(logfile, "--------------\n"); fprintf(logfile, "IN: %s\n", lookup_symbol(pc_start)); target_disas(logfile, pc_start, last_pc + 4 - pc_start, 0); fprintf(logfile, "\n"); } #endif return 0; } int gen_intermediate_code(CPUSPARCState * env, TranslationBlock * tb) { return gen_intermediate_code_internal(tb, 0, env); } int gen_intermediate_code_pc(CPUSPARCState * env, TranslationBlock * tb) { return gen_intermediate_code_internal(tb, 1, env); } void gen_intermediate_code_init(CPUSPARCState *env) { unsigned int i; static int inited; static const char * const gregnames[8] = { NULL, // g0 not used "g1", "g2", "g3", "g4", "g5", "g6", "g7", }; /* init various static tables */ if (!inited) { inited = 1; cpu_env = tcg_global_reg_new(TCG_TYPE_PTR, TCG_AREG0, "env"); cpu_regwptr = tcg_global_mem_new(TCG_TYPE_PTR, TCG_AREG0, offsetof(CPUState, regwptr), "regwptr"); #ifdef TARGET_SPARC64 cpu_xcc = tcg_global_mem_new(TCG_TYPE_I32, TCG_AREG0, offsetof(CPUState, xcc), "xcc"); #endif /* XXX: T0 and T1 should be temporaries */ cpu_T[0] = tcg_global_mem_new(TCG_TYPE_TL, TCG_AREG0, offsetof(CPUState, t0), "T0"); cpu_T[1] = tcg_global_mem_new(TCG_TYPE_TL, TCG_AREG0, offsetof(CPUState, t1), "T1"); cpu_cond = tcg_global_mem_new(TCG_TYPE_TL, TCG_AREG0, offsetof(CPUState, cond), "cond"); cpu_cc_src = tcg_global_mem_new(TCG_TYPE_TL, TCG_AREG0, offsetof(CPUState, cc_src), "cc_src"); cpu_cc_src2 = tcg_global_mem_new(TCG_TYPE_TL, TCG_AREG0, offsetof(CPUState, cc_src2), "cc_src2"); cpu_cc_dst = tcg_global_mem_new(TCG_TYPE_TL, TCG_AREG0, offsetof(CPUState, cc_dst), "cc_dst"); cpu_psr = tcg_global_mem_new(TCG_TYPE_I32, TCG_AREG0, offsetof(CPUState, psr), "psr"); cpu_fsr = tcg_global_mem_new(TCG_TYPE_TL, TCG_AREG0, offsetof(CPUState, fsr), "fsr"); cpu_pc = tcg_global_mem_new(TCG_TYPE_TL, TCG_AREG0, offsetof(CPUState, pc), "pc"); cpu_npc = tcg_global_mem_new(TCG_TYPE_TL, TCG_AREG0, offsetof(CPUState, npc), "npc"); for (i = 1; i < 8; i++) cpu_gregs[i] = tcg_global_mem_new(TCG_TYPE_TL, TCG_AREG0, offsetof(CPUState, gregs[i]), gregnames[i]); /* register helpers */ #undef DEF_HELPER #define DEF_HELPER(ret, name, params) tcg_register_helper(name, #name); #include "helper.h" } } void gen_pc_load(CPUState *env, TranslationBlock *tb, unsigned long searched_pc, int pc_pos, void *puc) { target_ulong npc; env->pc = gen_opc_pc[pc_pos]; npc = gen_opc_npc[pc_pos]; if (npc == 1) { /* dynamic NPC: already stored */ } else if (npc == 2) { target_ulong t2 = (target_ulong)(unsigned long)puc; /* jump PC: use T2 and the jump targets of the translation */ if (t2) env->npc = gen_opc_jump_pc[0]; else env->npc = gen_opc_jump_pc[1]; } else { env->npc = npc; } }