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authorPeter Maydell <peter.maydell@linaro.org>2014-04-25 13:25:22 +0100
committerPeter Maydell <peter.maydell@linaro.org>2014-04-25 13:25:22 +0100
commit411f491e0af173cf8f39347574941bd26fbae381 (patch)
tree939267a07e2e4b109bd5ac810064026668b9f68f
parent7931b05987564b07ada5a4467d8e78a786a3e7d4 (diff)
parent06ef8604e92964cbf30084b7d31091aa7cbbb62f (diff)
downloadqemu-411f491e0af173cf8f39347574941bd26fbae381.zip
Merge remote-tracking branch 'remotes/rth/tags/tgt-axp-pull-20140424' into staging
target-alpha queue pull for 20140424 # gpg: Signature made Thu 24 Apr 2014 20:44:23 BST using RSA key ID 4DD0279B # gpg: Can't check signature: public key not found * remotes/rth/tags/tgt-axp-pull-20140424: (40 commits) target-alpha: Remove cpu_unique, cpu_sysval, cpu_usp target-alpha: Tidy alpha_translate_init target-alpha: Don't issue goto_tb under singlestep target-alpha: Use non-local temps for zero/sink target-alpha: Use extract to get insn fields target-alpha: Convert mfpr/mtpr to source/sink target-alpha: Convert gen_cpys et al to source/sink target-alpha: Convert gen_fcvtlq/ql to source/sink target-alpha: Convert gen_fcmov to source/sink target-alpha: Convert gen_bcond to source/sink target-alpha: Convert most ieee insns to source/sink target-alpha: Convert gen_ieee_input to source/sink target-alpha: Convert MVIOP2 to source/sink target-alpha: Convert ARITH3 to source/sink target-alpha: Convert FARITH3 to source/sink target-alpha: Convert FARITH2 to source/sink target-alpha: Convert gen_zap/not to source/sink target-alpha: Convert gen_ins_h/l to source/sink target-alpha: Convert gen_ext_h/l to source/sink target-alpha: Convert gen_msk_h/l to source/sink ... Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat
-rw-r--r--target-alpha/fpu_helper.c7
-rw-r--r--target-alpha/helper.h1
-rw-r--r--target-alpha/translate.c2363
3 files changed, 879 insertions, 1492 deletions
diff --git a/target-alpha/fpu_helper.c b/target-alpha/fpu_helper.c
index fad3575549..ee731555d3 100644
--- a/target-alpha/fpu_helper.c
+++ b/target-alpha/fpu_helper.c
@@ -820,3 +820,10 @@ uint64_t helper_cvtqg(CPUAlphaState *env, uint64_t a)
fr = int64_to_float64(a, &FP_STATUS);
return float64_to_g(fr);
}
+
+void helper_fcvtql_v_input(CPUAlphaState *env, uint64_t val)
+{
+ if (val != (int32_t)val) {
+ arith_excp(env, GETPC(), EXC_M_IOV, 0);
+ }
+}
diff --git a/target-alpha/helper.h b/target-alpha/helper.h
index 4f127c49c5..2389e96ea3 100644
--- a/target-alpha/helper.h
+++ b/target-alpha/helper.h
@@ -96,6 +96,7 @@ DEF_HELPER_FLAGS_3(fp_exc_raise_s, TCG_CALL_NO_WG, void, env, i32, i32)
DEF_HELPER_FLAGS_2(ieee_input, TCG_CALL_NO_WG, void, env, i64)
DEF_HELPER_FLAGS_2(ieee_input_cmp, TCG_CALL_NO_WG, void, env, i64)
+DEF_HELPER_FLAGS_2(fcvtql_v_input, TCG_CALL_NO_WG, void, env, i64)
#if !defined (CONFIG_USER_ONLY)
DEF_HELPER_2(hw_ret, void, env, i64)
diff --git a/target-alpha/translate.c b/target-alpha/translate.c
index e7e319b31d..d0357ff114 100644
--- a/target-alpha/translate.c
+++ b/target-alpha/translate.c
@@ -49,6 +49,12 @@ struct DisasContext {
/* implver value for this CPU. */
int implver;
+ /* Temporaries for $31 and $f31 as source and destination. */
+ TCGv zero;
+ TCGv sink;
+ /* Temporary for immediate constants. */
+ TCGv lit;
+
bool singlestep_enabled;
};
@@ -83,64 +89,128 @@ static TCGv cpu_pc;
static TCGv cpu_lock_addr;
static TCGv cpu_lock_st_addr;
static TCGv cpu_lock_value;
-static TCGv cpu_unique;
-#ifndef CONFIG_USER_ONLY
-static TCGv cpu_sysval;
-static TCGv cpu_usp;
-#endif
-
-/* register names */
-static char cpu_reg_names[10*4+21*5 + 10*5+21*6];
#include "exec/gen-icount.h"
void alpha_translate_init(void)
{
+#define DEF_VAR(V) { &cpu_##V, #V, offsetof(CPUAlphaState, V) }
+
+ typedef struct { TCGv *var; const char *name; int ofs; } GlobalVar;
+ static const GlobalVar vars[] = {
+ DEF_VAR(pc),
+ DEF_VAR(lock_addr),
+ DEF_VAR(lock_st_addr),
+ DEF_VAR(lock_value),
+ };
+
+#undef DEF_VAR
+
+ /* Use the symbolic register names that match the disassembler. */
+ static const char greg_names[31][4] = {
+ "v0", "t0", "t1", "t2", "t3", "t4", "t5", "t6",
+ "t7", "s0", "s1", "s2", "s3", "s4", "s5", "fp",
+ "a0", "a1", "a2", "a3", "a4", "a5", "t8", "t9",
+ "t10", "t11", "ra", "t12", "at", "gp", "sp"
+ };
+ static const char freg_names[31][4] = {
+ "f0", "f1", "f2", "f3", "f4", "f5", "f6", "f7",
+ "f8", "f9", "f10", "f11", "f12", "f13", "f14", "f15",
+ "f16", "f17", "f18", "f19", "f20", "f21", "f22", "f23",
+ "f24", "f25", "f26", "f27", "f28", "f29", "f30"
+ };
+
+ static bool done_init = 0;
int i;
- char *p;
- static int done_init = 0;
- if (done_init)
+ if (done_init) {
return;
+ }
+ done_init = 1;
cpu_env = tcg_global_reg_new_ptr(TCG_AREG0, "env");
- p = cpu_reg_names;
for (i = 0; i < 31; i++) {
- sprintf(p, "ir%d", i);
cpu_ir[i] = tcg_global_mem_new_i64(TCG_AREG0,
- offsetof(CPUAlphaState, ir[i]), p);
- p += (i < 10) ? 4 : 5;
+ offsetof(CPUAlphaState, ir[i]),
+ greg_names[i]);
+ }
- sprintf(p, "fir%d", i);
+ for (i = 0; i < 31; i++) {
cpu_fir[i] = tcg_global_mem_new_i64(TCG_AREG0,
- offsetof(CPUAlphaState, fir[i]), p);
- p += (i < 10) ? 5 : 6;
+ offsetof(CPUAlphaState, fir[i]),
+ freg_names[i]);
}
- cpu_pc = tcg_global_mem_new_i64(TCG_AREG0,
- offsetof(CPUAlphaState, pc), "pc");
-
- cpu_lock_addr = tcg_global_mem_new_i64(TCG_AREG0,
- offsetof(CPUAlphaState, lock_addr),
- "lock_addr");
- cpu_lock_st_addr = tcg_global_mem_new_i64(TCG_AREG0,
- offsetof(CPUAlphaState, lock_st_addr),
- "lock_st_addr");
- cpu_lock_value = tcg_global_mem_new_i64(TCG_AREG0,
- offsetof(CPUAlphaState, lock_value),
- "lock_value");
-
- cpu_unique = tcg_global_mem_new_i64(TCG_AREG0,
- offsetof(CPUAlphaState, unique), "unique");
-#ifndef CONFIG_USER_ONLY
- cpu_sysval = tcg_global_mem_new_i64(TCG_AREG0,
- offsetof(CPUAlphaState, sysval), "sysval");
- cpu_usp = tcg_global_mem_new_i64(TCG_AREG0,
- offsetof(CPUAlphaState, usp), "usp");
-#endif
+ for (i = 0; i < ARRAY_SIZE(vars); ++i) {
+ const GlobalVar *v = &vars[i];
+ *v->var = tcg_global_mem_new_i64(TCG_AREG0, v->ofs, v->name);
+ }
+}
- done_init = 1;
+static TCGv load_zero(DisasContext *ctx)
+{
+ if (TCGV_IS_UNUSED_I64(ctx->zero)) {
+ ctx->zero = tcg_const_i64(0);
+ }
+ return ctx->zero;
+}
+
+static TCGv dest_sink(DisasContext *ctx)
+{
+ if (TCGV_IS_UNUSED_I64(ctx->sink)) {
+ ctx->sink = tcg_temp_new();
+ }
+ return ctx->sink;
+}
+
+static TCGv load_gpr(DisasContext *ctx, unsigned reg)
+{
+ if (likely(reg < 31)) {
+ return cpu_ir[reg];
+ } else {
+ return load_zero(ctx);
+ }
+}
+
+static TCGv load_gpr_lit(DisasContext *ctx, unsigned reg,
+ uint8_t lit, bool islit)
+{
+ if (islit) {
+ ctx->lit = tcg_const_i64(lit);
+ return ctx->lit;
+ } else if (likely(reg < 31)) {
+ return cpu_ir[reg];
+ } else {
+ return load_zero(ctx);
+ }
+}
+
+static TCGv dest_gpr(DisasContext *ctx, unsigned reg)
+{
+ if (likely(reg < 31)) {
+ return cpu_ir[reg];
+ } else {
+ return dest_sink(ctx);
+ }
+}
+
+static TCGv load_fpr(DisasContext *ctx, unsigned reg)
+{
+ if (likely(reg < 31)) {
+ return cpu_fir[reg];
+ } else {
+ return load_zero(ctx);
+ }
+}
+
+static TCGv dest_fpr(DisasContext *ctx, unsigned reg)
+{
+ if (likely(reg < 31)) {
+ return cpu_fir[reg];
+ } else {
+ return dest_sink(ctx);
+ }
}
static void gen_excp_1(int exception, int error_code)
@@ -207,10 +277,10 @@ static inline void gen_qemu_ldq_l(TCGv t0, TCGv t1, int flags)
static inline void gen_load_mem(DisasContext *ctx,
void (*tcg_gen_qemu_load)(TCGv t0, TCGv t1,
int flags),
- int ra, int rb, int32_t disp16, int fp,
- int clear)
+ int ra, int rb, int32_t disp16, bool fp,
+ bool clear)
{
- TCGv addr, va;
+ TCGv tmp, addr, va;
/* LDQ_U with ra $31 is UNOP. Other various loads are forms of
prefetches, which we can treat as nops. No worries about
@@ -219,23 +289,22 @@ static inline void gen_load_mem(DisasContext *ctx,
return;
}
- addr = tcg_temp_new();
- if (rb != 31) {
- tcg_gen_addi_i64(addr, cpu_ir[rb], disp16);
- if (clear) {
- tcg_gen_andi_i64(addr, addr, ~0x7);
- }
- } else {
- if (clear) {
- disp16 &= ~0x7;
- }
- tcg_gen_movi_i64(addr, disp16);
+ tmp = tcg_temp_new();
+ addr = load_gpr(ctx, rb);
+
+ if (disp16) {
+ tcg_gen_addi_i64(tmp, addr, disp16);
+ addr = tmp;
+ }
+ if (clear) {
+ tcg_gen_andi_i64(tmp, addr, ~0x7);
+ addr = tmp;
}
va = (fp ? cpu_fir[ra] : cpu_ir[ra]);
tcg_gen_qemu_load(va, addr, ctx->mem_idx);
- tcg_temp_free(addr);
+ tcg_temp_free(tmp);
}
static inline void gen_qemu_stf(TCGv t0, TCGv t1, int flags)
@@ -265,35 +334,27 @@ static inline void gen_qemu_sts(TCGv t0, TCGv t1, int flags)
static inline void gen_store_mem(DisasContext *ctx,
void (*tcg_gen_qemu_store)(TCGv t0, TCGv t1,
int flags),
- int ra, int rb, int32_t disp16, int fp,
- int clear)
+ int ra, int rb, int32_t disp16, bool fp,
+ bool clear)
{
- TCGv addr, va;
+ TCGv tmp, addr, va;
- addr = tcg_temp_new();
- if (rb != 31) {
- tcg_gen_addi_i64(addr, cpu_ir[rb], disp16);
- if (clear) {
- tcg_gen_andi_i64(addr, addr, ~0x7);
- }
- } else {
- if (clear) {
- disp16 &= ~0x7;
- }
- tcg_gen_movi_i64(addr, disp16);
- }
+ tmp = tcg_temp_new();
+ addr = load_gpr(ctx, rb);
- if (ra == 31) {
- va = tcg_const_i64(0);
- } else {
- va = (fp ? cpu_fir[ra] : cpu_ir[ra]);
+ if (disp16) {
+ tcg_gen_addi_i64(tmp, addr, disp16);
+ addr = tmp;
}
+ if (clear) {
+ tcg_gen_andi_i64(tmp, addr, ~0x7);
+ addr = tmp;
+ }
+
+ va = (fp ? load_fpr(ctx, ra) : load_gpr(ctx, ra));
tcg_gen_qemu_store(va, addr, ctx->mem_idx);
- tcg_temp_free(addr);
- if (ra == 31) {
- tcg_temp_free(va);
- }
+ tcg_temp_free(tmp);
}
static ExitStatus gen_store_conditional(DisasContext *ctx, int ra, int rb,
@@ -313,11 +374,7 @@ static ExitStatus gen_store_conditional(DisasContext *ctx, int ra, int rb,
addr = tcg_temp_local_new();
#endif
- if (rb != 31) {
- tcg_gen_addi_i64(addr, cpu_ir[rb], disp16);
- } else {
- tcg_gen_movi_i64(addr, disp16);
- }
+ tcg_gen_addi_i64(addr, load_gpr(ctx, rb), disp16);
#if defined(CONFIG_USER_ONLY)
/* ??? This is handled via a complicated version of compare-and-swap
@@ -367,7 +424,8 @@ static bool in_superpage(DisasContext *ctx, int64_t addr)
static bool use_goto_tb(DisasContext *ctx, uint64_t dest)
{
/* Suppress goto_tb in the case of single-steping and IO. */
- if (ctx->singlestep_enabled || (ctx->tb->cflags & CF_LAST_IO)) {
+ if ((ctx->tb->cflags & CF_LAST_IO)
+ || ctx->singlestep_enabled || singlestep) {
return false;
}
/* If the destination is in the superpage, the page perms can't change. */
@@ -438,15 +496,11 @@ static ExitStatus gen_bcond(DisasContext *ctx, TCGCond cond, int ra,
{
TCGv cmp_tmp;
- if (unlikely(ra == 31)) {
- cmp_tmp = tcg_const_i64(0);
- } else {
+ if (mask) {
cmp_tmp = tcg_temp_new();
- if (mask) {
- tcg_gen_andi_i64(cmp_tmp, cpu_ir[ra], 1);
- } else {
- tcg_gen_mov_i64(cmp_tmp, cpu_ir[ra]);
- }
+ tcg_gen_andi_i64(cmp_tmp, load_gpr(ctx, ra), 1);
+ } else {
+ cmp_tmp = load_gpr(ctx, ra);
}
return gen_bcond_internal(ctx, cond, cmp_tmp, disp);
@@ -487,83 +541,23 @@ static void gen_fold_mzero(TCGCond cond, TCGv dest, TCGv src)
static ExitStatus gen_fbcond(DisasContext *ctx, TCGCond cond, int ra,
int32_t disp)
{
- TCGv cmp_tmp;
-
- if (unlikely(ra == 31)) {
- /* Very uncommon case, but easier to optimize it to an integer
- comparison than continuing with the floating point comparison. */
- return gen_bcond(ctx, cond, ra, disp, 0);
- }
-
- cmp_tmp = tcg_temp_new();
- gen_fold_mzero(cond, cmp_tmp, cpu_fir[ra]);
+ TCGv cmp_tmp = tcg_temp_new();
+ gen_fold_mzero(cond, cmp_tmp, load_fpr(ctx, ra));
return gen_bcond_internal(ctx, cond, cmp_tmp, disp);
}
-static void gen_cmov(TCGCond cond, int ra, int rb, int rc,
- int islit, uint8_t lit, int mask)
-{
- TCGv_i64 c1, z, v1;
-
- if (unlikely(rc == 31)) {
- return;
- }
-
- if (ra == 31) {
- /* Very uncommon case - Do not bother to optimize. */
- c1 = tcg_const_i64(0);
- } else if (mask) {
- c1 = tcg_const_i64(1);
- tcg_gen_and_i64(c1, c1, cpu_ir[ra]);
- } else {
- c1 = cpu_ir[ra];
- }
- if (islit) {
- v1 = tcg_const_i64(lit);
- } else {
- v1 = cpu_ir[rb];
- }
- z = tcg_const_i64(0);
-
- tcg_gen_movcond_i64(cond, cpu_ir[rc], c1, z, v1, cpu_ir[rc]);
-
- tcg_temp_free_i64(z);
- if (ra == 31 || mask) {
- tcg_temp_free_i64(c1);
- }
- if (islit) {
- tcg_temp_free_i64(v1);
- }
-}
-
-static void gen_fcmov(TCGCond cond, int ra, int rb, int rc)
+static void gen_fcmov(DisasContext *ctx, TCGCond cond, int ra, int rb, int rc)
{
- TCGv_i64 c1, z, v1;
-
- if (unlikely(rc == 31)) {
- return;
- }
+ TCGv_i64 va, vb, z;
- c1 = tcg_temp_new_i64();
- if (unlikely(ra == 31)) {
- tcg_gen_movi_i64(c1, 0);
- } else {
- gen_fold_mzero(cond, c1, cpu_fir[ra]);
- }
- if (rb == 31) {
- v1 = tcg_const_i64(0);
- } else {
- v1 = cpu_fir[rb];
- }
- z = tcg_const_i64(0);
+ z = load_zero(ctx);
+ vb = load_fpr(ctx, rb);
+ va = tcg_temp_new();
+ gen_fold_mzero(cond, va, load_fpr(ctx, ra));
- tcg_gen_movcond_i64(cond, cpu_fir[rc], c1, z, v1, cpu_fir[rc]);
+ tcg_gen_movcond_i64(cond, dest_fpr(ctx, rc), va, z, vb, load_fpr(ctx, rc));
- tcg_temp_free_i64(z);
- tcg_temp_free_i64(c1);
- if (rb == 31) {
- tcg_temp_free_i64(v1);
- }
+ tcg_temp_free(va);
}
#define QUAL_RM_N 0x080 /* Round mode nearest even */
@@ -647,21 +641,21 @@ static void gen_qual_flushzero(DisasContext *ctx, int fn11)
tcg_temp_free_i32(tmp);
}
-static TCGv gen_ieee_input(int reg, int fn11, int is_cmp)
+static TCGv gen_ieee_input(DisasContext *ctx, int reg, int fn11, int is_cmp)
{
TCGv val;
- if (reg == 31) {
- val = tcg_const_i64(0);
+
+ if (unlikely(reg == 31)) {
+ val = load_zero(ctx);
} else {
+ val = cpu_fir[reg];
if ((fn11 & QUAL_S) == 0) {
if (is_cmp) {
- gen_helper_ieee_input_cmp(cpu_env, cpu_fir[reg]);
+ gen_helper_ieee_input_cmp(cpu_env, val);
} else {
- gen_helper_ieee_input(cpu_env, cpu_fir[reg]);
+ gen_helper_ieee_input(cpu_env, val);
}
}
- val = tcg_temp_new();
- tcg_gen_mov_i64(val, cpu_fir[reg]);
}
return val;
}
@@ -721,105 +715,46 @@ static inline void gen_fp_exc_raise(int rc, int fn11)
gen_fp_exc_raise_ignore(rc, fn11, fn11 & QUAL_I ? 0 : float_flag_inexact);
}
-static void gen_fcvtlq(int rb, int rc)
+static void gen_fcvtlq(TCGv vc, TCGv vb)
{
- if (unlikely(rc == 31)) {
- return;
- }
- if (unlikely(rb == 31)) {
- tcg_gen_movi_i64(cpu_fir[rc], 0);
- } else {
- TCGv tmp = tcg_temp_new();
+ TCGv tmp = tcg_temp_new();
- /* The arithmetic right shift here, plus the sign-extended mask below
- yields a sign-extended result without an explicit ext32s_i64. */
- tcg_gen_sari_i64(tmp, cpu_fir[rb], 32);
- tcg_gen_shri_i64(cpu_fir[rc], cpu_fir[rb], 29);
- tcg_gen_andi_i64(tmp, tmp, (int32_t)0xc0000000);
- tcg_gen_andi_i64(cpu_fir[rc], cpu_fir[rc], 0x3fffffff);
- tcg_gen_or_i64(cpu_fir[rc], cpu_fir[rc], tmp);
+ /* The arithmetic right shift here, plus the sign-extended mask below
+ yields a sign-extended result without an explicit ext32s_i64. */
+ tcg_gen_sari_i64(tmp, vb, 32);
+ tcg_gen_shri_i64(vc, vb, 29);
+ tcg_gen_andi_i64(tmp, tmp, (int32_t)0xc0000000);
+ tcg_gen_andi_i64(vc, vc, 0x3fffffff);
+ tcg_gen_or_i64(vc, vc, tmp);
- tcg_temp_free(tmp);
- }
+ tcg_temp_free(tmp);
}
-static void gen_fcvtql(int rb, int rc)
+static void gen_fcvtql(TCGv vc, TCGv vb)
{
- if (unlikely(rc == 31)) {
- return;
- }
- if (unlikely(rb == 31)) {
- tcg_gen_movi_i64(cpu_fir[rc], 0);
- } else {
- TCGv tmp = tcg_temp_new();
+ TCGv tmp = tcg_temp_new();
- tcg_gen_andi_i64(tmp, cpu_fir[rb], 0xC0000000);
- tcg_gen_andi_i64(cpu_fir[rc], cpu_fir[rb], 0x3FFFFFFF);
- tcg_gen_shli_i64(tmp, tmp, 32);
- tcg_gen_shli_i64(cpu_fir[rc], cpu_fir[rc], 29);
- tcg_gen_or_i64(cpu_fir[rc], cpu_fir[rc], tmp);
+ tcg_gen_andi_i64(tmp, vb, (int32_t)0xc0000000);
+ tcg_gen_andi_i64(vc, vb, 0x3FFFFFFF);
+ tcg_gen_shli_i64(tmp, tmp, 32);
+ tcg_gen_shli_i64(vc, vc, 29);
+ tcg_gen_or_i64(vc, vc, tmp);
- tcg_temp_free(tmp);
- }
+ tcg_temp_free(tmp);
}
-static void gen_fcvtql_v(DisasContext *ctx, int rb, int rc)
-{
- if (rb != 31) {
- int lab = gen_new_label();
- TCGv tmp = tcg_temp_new();
-
- tcg_gen_ext32s_i64(tmp, cpu_fir[rb]);
- tcg_gen_brcond_i64(TCG_COND_EQ, tmp, cpu_fir[rb], lab);
- gen_excp(ctx, EXCP_ARITH, EXC_M_IOV);
-
- gen_set_label(lab);
- }
- gen_fcvtql(rb, rc);
-}
-
-#define FARITH2(name) \
- static inline void glue(gen_f, name)(int rb, int rc) \
- { \
- if (unlikely(rc == 31)) { \
- return; \
- } \
- if (rb != 31) { \
- gen_helper_ ## name(cpu_fir[rc], cpu_env, cpu_fir[rb]); \
- } else { \
- TCGv tmp = tcg_const_i64(0); \
- gen_helper_ ## name(cpu_fir[rc], cpu_env, tmp); \
- tcg_temp_free(tmp); \
- } \
- }
-
-/* ??? VAX instruction qualifiers ignored. */
-FARITH2(sqrtf)
-FARITH2(sqrtg)
-FARITH2(cvtgf)
-FARITH2(cvtgq)
-FARITH2(cvtqf)
-FARITH2(cvtqg)
-
static void gen_ieee_arith2(DisasContext *ctx,
void (*helper)(TCGv, TCGv_ptr, TCGv),
int rb, int rc, int fn11)
{
TCGv vb;
- /* ??? This is wrong: the instruction is not a nop, it still may
- raise exceptions. */
- if (unlikely(rc == 31)) {
- return;
- }
-
gen_qual_roundmode(ctx, fn11);
gen_qual_flushzero(ctx, fn11);
gen_fp_exc_clear();
- vb = gen_ieee_input(rb, fn11, 0);
- helper(cpu_fir[rc], cpu_env, vb);
- tcg_temp_free(vb);
+ vb = gen_ieee_input(ctx, rb, fn11, 0);
+ helper(dest_fpr(ctx, rc), cpu_env, vb);
gen_fp_exc_raise(rc, fn11);
}
@@ -837,40 +772,34 @@ IEEE_ARITH2(cvtts)
static void gen_fcvttq(DisasContext *ctx, int rb, int rc, int fn11)
{
- TCGv vb;
+ TCGv vb, vc;
int ignore = 0;
- /* ??? This is wrong: the instruction is not a nop, it still may
- raise exceptions. */
- if (unlikely(rc == 31)) {
- return;
- }
-
/* No need to set flushzero, since we have an integer output. */
gen_fp_exc_clear();
- vb = gen_ieee_input(rb, fn11, 0);
+ vb = gen_ieee_input(ctx, rb, fn11, 0);
+ vc = dest_fpr(ctx, rc);
/* Almost all integer conversions use cropped rounding, and most
also do not have integer overflow enabled. Special case that. */
switch (fn11) {
case QUAL_RM_C:
- gen_helper_cvttq_c(cpu_fir[rc], cpu_env, vb);
+ gen_helper_cvttq_c(vc, cpu_env, vb);
break;
case QUAL_V | QUAL_RM_C:
case QUAL_S | QUAL_V | QUAL_RM_C:
ignore = float_flag_inexact;
/* FALLTHRU */
case QUAL_S | QUAL_V | QUAL_I | QUAL_RM_C:
- gen_helper_cvttq_svic(cpu_fir[rc], cpu_env, vb);
+ gen_helper_cvttq_svic(vc, cpu_env, vb);
break;
default:
gen_qual_roundmode(ctx, fn11);
- gen_helper_cvttq(cpu_fir[rc], cpu_env, vb);
+ gen_helper_cvttq(vc, cpu_env, vb);
ignore |= (fn11 & QUAL_V ? 0 : float_flag_overflow);
ignore |= (fn11 & QUAL_I ? 0 : float_flag_inexact);
break;
}
- tcg_temp_free(vb);
gen_fp_exc_raise_ignore(rc, fn11, ignore);
}
@@ -879,35 +808,21 @@ static void gen_ieee_intcvt(DisasContext *ctx,
void (*helper)(TCGv, TCGv_ptr, TCGv),
int rb, int rc, int fn11)
{
- TCGv vb;
-
- /* ??? This is wrong: the instruction is not a nop, it still may
- raise exceptions. */
- if (unlikely(rc == 31)) {
- return;
- }
+ TCGv vb, vc;
gen_qual_roundmode(ctx, fn11);
-
- if (rb == 31) {
- vb = tcg_const_i64(0);
- } else {
- vb = cpu_fir[rb];
- }
+ vb = load_fpr(ctx, rb);
+ vc = dest_fpr(ctx, rc);
/* The only exception that can be raised by integer conversion
is inexact. Thus we only need to worry about exceptions when
inexact handling is requested. */
if (fn11 & QUAL_I) {
gen_fp_exc_clear();
- helper(cpu_fir[rc], cpu_env, vb);
+ helper(vc, cpu_env, vb);
gen_fp_exc_raise(rc, fn11);
} else {
- helper(cpu_fir[rc], cpu_env, vb);
- }
-
- if (rb == 31) {
- tcg_temp_free(vb);
+ helper(vc, cpu_env, vb);
}
}
@@ -920,144 +835,38 @@ static inline void glue(gen_f, name)(DisasContext *ctx, \
IEEE_INTCVT(cvtqs)
IEEE_INTCVT(cvtqt)
-static void gen_cpys_internal(int ra, int rb, int rc, int inv_a, uint64_t mask)
+static void gen_cpy_mask(TCGv vc, TCGv va, TCGv vb, bool inv_a, uint64_t mask)
{
- TCGv va, vb, vmask;
- int za = 0, zb = 0;
-
- if (unlikely(rc == 31)) {
- return;
- }
-
- vmask = tcg_const_i64(mask);
-
- TCGV_UNUSED_I64(va);
- if (ra == 31) {
- if (inv_a) {
- va = vmask;
- } else {
- za = 1;
- }
- } else {
- va = tcg_temp_new_i64();
- tcg_gen_mov_i64(va, cpu_fir[ra]);
- if (inv_a) {
- tcg_gen_andc_i64(va, vmask, va);
- } else {
- tcg_gen_and_i64(va, va, vmask);
- }
- }
+ TCGv vmask = tcg_const_i64(mask);
+ TCGv tmp = tcg_temp_new_i64();
- TCGV_UNUSED_I64(vb);
- if (rb == 31) {
- zb = 1;
+ if (inv_a) {
+ tcg_gen_andc_i64(tmp, vmask, va);
} else {
- vb = tcg_temp_new_i64();
- tcg_gen_andc_i64(vb, cpu_fir[rb], vmask);
+ tcg_gen_and_i64(tmp, va, vmask);
}
- switch (za << 1 | zb) {
- case 0 | 0:
- tcg_gen_or_i64(cpu_fir[rc], va, vb);
- break;
- case 0 | 1:
- tcg_gen_mov_i64(cpu_fir[rc], va);
- break;
- case 2 | 0:
- tcg_gen_mov_i64(cpu_fir[rc], vb);
- break;
- case 2 | 1:
- tcg_gen_movi_i64(cpu_fir[rc], 0);
- break;
- }
+ tcg_gen_andc_i64(vc, vb, vmask);
+ tcg_gen_or_i64(vc, vc, tmp);
tcg_temp_free(vmask);
- if (ra != 31) {
- tcg_temp_free(va);
- }
- if (rb != 31) {
- tcg_temp_free(vb);
- }
-}
-
-static inline void gen_fcpys(int ra, int rb, int rc)
-{
- gen_cpys_internal(ra, rb, rc, 0, 0x8000000000000000ULL);
-}
-
-static inline void gen_fcpysn(int ra, int rb, int rc)
-{
- gen_cpys_internal(ra, rb, rc, 1, 0x8000000000000000ULL);
+ tcg_temp_free(tmp);
}
-static inline void gen_fcpyse(int ra, int rb, int rc)
-{
- gen_cpys_internal(ra, rb, rc, 0, 0xFFF0000000000000ULL);
-}
-
-#define FARITH3(name) \
- static inline void glue(gen_f, name)(int ra, int rb, int rc) \
- { \
- TCGv va, vb; \
- \
- if (unlikely(rc == 31)) { \
- return; \
- } \
- if (ra == 31) { \
- va = tcg_const_i64(0); \
- } else { \
- va = cpu_fir[ra]; \
- } \
- if (rb == 31) { \
- vb = tcg_const_i64(0); \
- } else { \
- vb = cpu_fir[rb]; \
- } \
- \
- gen_helper_ ## name(cpu_fir[rc], cpu_env, va, vb); \
- \
- if (ra == 31) { \
- tcg_temp_free(va); \
- } \
- if (rb == 31) { \
- tcg_temp_free(vb); \
- } \
- }
-
-/* ??? VAX instruction qualifiers ignored. */
-FARITH3(addf)
-FARITH3(subf)
-FARITH3(mulf)
-FARITH3(divf)
-FARITH3(addg)
-FARITH3(subg)
-FARITH3(mulg)
-FARITH3(divg)
-FARITH3(cmpgeq)
-FARITH3(cmpglt)
-FARITH3(cmpgle)
-
static void gen_ieee_arith3(DisasContext *ctx,
void (*helper)(TCGv, TCGv_ptr, TCGv, TCGv),
int ra, int rb, int rc, int fn11)
{
- TCGv va, vb;
-
- /* ??? This is wrong: the instruction is not a nop, it still may
- raise exceptions. */
- if (unlikely(rc == 31)) {
- return;
- }
+ TCGv va, vb, vc;
gen_qual_roundmode(ctx, fn11);
gen_qual_flushzero(ctx, fn11);
gen_fp_exc_clear();
- va = gen_ieee_input(ra, fn11, 0);
- vb = gen_ieee_input(rb, fn11, 0);
- helper(cpu_fir[rc], cpu_env, va, vb);
- tcg_temp_free(va);
- tcg_temp_free(vb);
+ va = gen_ieee_input(ctx, ra, fn11, 0);
+ vb = gen_ieee_input(ctx, rb, fn11, 0);
+ vc = dest_fpr(ctx, rc);
+ helper(vc, cpu_env, va, vb);
gen_fp_exc_raise(rc, fn11);
}
@@ -1081,21 +890,14 @@ static void gen_ieee_compare(DisasContext *ctx,
void (*helper)(TCGv, TCGv_ptr, TCGv, TCGv),
int ra, int rb, int rc, int fn11)
{
- TCGv va, vb;
-
- /* ??? This is wrong: the instruction is not a nop, it still may
- raise exceptions. */
- if (unlikely(rc == 31)) {
- return;
- }
+ TCGv va, vb, vc;
gen_fp_exc_clear();
- va = gen_ieee_input(ra, fn11, 1);
- vb = gen_ieee_input(rb, fn11, 1);
- helper(cpu_fir[rc], cpu_env, va, vb);
- tcg_temp_free(va);
- tcg_temp_free(vb);
+ va = gen_ieee_input(ctx, ra, fn11, 1);
+ vb = gen_ieee_input(ctx, rb, fn11, 1);
+ vc = dest_fpr(ctx, rc);
+ helper(vc, cpu_env, va, vb);
gen_fp_exc_raise(rc, fn11);
}
@@ -1117,8 +919,9 @@ static inline uint64_t zapnot_mask(uint8_t lit)
int i;
for (i = 0; i < 8; ++i) {
- if ((lit >> i) & 1)
+ if ((lit >> i) & 1) {
mask |= 0xffull << (i * 8);
+ }
}
return mask;
}
@@ -1145,165 +948,111 @@ static void gen_zapnoti(TCGv dest, TCGv src, uint8_t lit)
tcg_gen_mov_i64(dest, src);
break;
default:
- tcg_gen_andi_i64 (dest, src, zapnot_mask (lit));
+ tcg_gen_andi_i64(dest, src, zapnot_mask(lit));
break;
}
}
-static inline void gen_zapnot(int ra, int rb, int rc, int islit, uint8_t lit)
-{
- if (unlikely(rc == 31))
- return;
- else if (unlikely(ra == 31))
- tcg_gen_movi_i64(cpu_ir[rc], 0);
- else if (islit)
- gen_zapnoti(cpu_ir[rc], cpu_ir[ra], lit);
- else
- gen_helper_zapnot (cpu_ir[rc], cpu_ir[ra], cpu_ir[rb]);
-}
-
-static inline void gen_zap(int ra, int rb, int rc, int islit, uint8_t lit)
-{
- if (unlikely(rc == 31))
- return;
- else if (unlikely(ra == 31))
- tcg_gen_movi_i64(cpu_ir[rc], 0);
- else if (islit)
- gen_zapnoti(cpu_ir[rc], cpu_ir[ra], ~lit);
- else
- gen_helper_zap (cpu_ir[rc], cpu_ir[ra], cpu_ir[rb]);
-}
-
-
/* EXTWH, EXTLH, EXTQH */
-static void gen_ext_h(int ra, int rb, int rc, int islit,
+static void gen_ext_h(DisasContext *ctx, TCGv vc, TCGv va, int rb, bool islit,
uint8_t lit, uint8_t byte_mask)
{
- if (unlikely(rc == 31))
- return;
- else if (unlikely(ra == 31))
- tcg_gen_movi_i64(cpu_ir[rc], 0);
- else {
- if (islit) {
- lit = (64 - (lit & 7) * 8) & 0x3f;
- tcg_gen_shli_i64(cpu_ir[rc], cpu_ir[ra], lit);
- } else {
- TCGv tmp1 = tcg_temp_new();
- tcg_gen_andi_i64(tmp1, cpu_ir[rb], 7);
- tcg_gen_shli_i64(tmp1, tmp1, 3);
- tcg_gen_neg_i64(tmp1, tmp1);
- tcg_gen_andi_i64(tmp1, tmp1, 0x3f);
- tcg_gen_shl_i64(cpu_ir[rc], cpu_ir[ra], tmp1);
- tcg_temp_free(tmp1);
- }
- gen_zapnoti(cpu_ir[rc], cpu_ir[rc], byte_mask);
+ if (islit) {
+ tcg_gen_shli_i64(vc, va, (64 - lit * 8) & 0x3f);
+ } else {
+ TCGv tmp = tcg_temp_new();
+ tcg_gen_shli_i64(tmp, load_gpr(ctx, rb), 3);
+ tcg_gen_neg_i64(tmp, tmp);
+ tcg_gen_andi_i64(tmp, tmp, 0x3f);
+ tcg_gen_shl_i64(vc, va, tmp);
+ tcg_temp_free(tmp);
}
+ gen_zapnoti(vc, vc, byte_mask);
}
/* EXTBL, EXTWL, EXTLL, EXTQL */
-static void gen_ext_l(int ra, int rb, int rc, int islit,
+static void gen_ext_l(DisasContext *ctx, TCGv vc, TCGv va, int rb, bool islit,
uint8_t lit, uint8_t byte_mask)
{
- if (unlikely(rc == 31))
- return;
- else if (unlikely(ra == 31))
- tcg_gen_movi_i64(cpu_ir[rc], 0);
- else {
- if (islit) {
- tcg_gen_shri_i64(cpu_ir[rc], cpu_ir[ra], (lit & 7) * 8);
- } else {
- TCGv tmp = tcg_temp_new();
- tcg_gen_andi_i64(tmp, cpu_ir[rb], 7);
- tcg_gen_shli_i64(tmp, tmp, 3);
- tcg_gen_shr_i64(cpu_ir[rc], cpu_ir[ra], tmp);
- tcg_temp_free(tmp);
- }
- gen_zapnoti(cpu_ir[rc], cpu_ir[rc], byte_mask);
+ if (islit) {
+ tcg_gen_shri_i64(vc, va, (lit & 7) * 8);
+ } else {
+ TCGv tmp = tcg_temp_new();
+ tcg_gen_andi_i64(tmp, load_gpr(ctx, rb), 7);
+ tcg_gen_shli_i64(tmp, tmp, 3);
+ tcg_gen_shr_i64(vc, va, tmp);
+ tcg_temp_free(tmp);
}
+ gen_zapnoti(vc, vc, byte_mask);
}
/* INSWH, INSLH, INSQH */
-static void gen_ins_h(int ra, int rb, int rc, int islit,
+static void gen_ins_h(DisasContext *ctx, TCGv vc, TCGv va, int rb, bool islit,
uint8_t lit, uint8_t byte_mask)
{
- if (unlikely(rc == 31))
- return;
- else if (unlikely(ra == 31) || (islit && (lit & 7) == 0))
- tcg_gen_movi_i64(cpu_ir[rc], 0);
- else {
- TCGv tmp = tcg_temp_new();
+ TCGv tmp = tcg_temp_new();
- /* The instruction description has us left-shift the byte mask
- and extract bits <15:8> and apply that zap at the end. This
- is equivalent to simply performing the zap first and shifting
- afterward. */
- gen_zapnoti (tmp, cpu_ir[ra], byte_mask);
+ /* The instruction description has us left-shift the byte mask and extract
+ bits <15:8> and apply that zap at the end. This is equivalent to simply
+ performing the zap first and shifting afterward. */
+ gen_zapnoti(tmp, va, byte_mask);
- if (islit) {
- /* Note that we have handled the lit==0 case above. */
- tcg_gen_shri_i64 (cpu_ir[rc], tmp, 64 - (lit & 7) * 8);
+ if (islit) {
+ lit &= 7;
+ if (unlikely(lit == 0)) {
+ tcg_gen_movi_i64(vc, 0);
} else {
- TCGv shift = tcg_temp_new();
-
- /* If (B & 7) == 0, we need to shift by 64 and leave a zero.
- Do this portably by splitting the shift into two parts:
- shift_count-1 and 1. Arrange for the -1 by using
- ones-complement instead of twos-complement in the negation:
- ~((B & 7) * 8) & 63. */
-
- tcg_gen_andi_i64(shift, cpu_ir[rb], 7);
- tcg_gen_shli_i64(shift, shift, 3);
- tcg_gen_not_i64(shift, shift);
- tcg_gen_andi_i64(shift, shift, 0x3f);
-
- tcg_gen_shr_i64(cpu_ir[rc], tmp, shift);
- tcg_gen_shri_i64(cpu_ir[rc], cpu_ir[rc], 1);
- tcg_temp_free(shift);
+ tcg_gen_shri_i64(vc, tmp, 64 - lit * 8);
}
- tcg_temp_free(tmp);
+ } else {
+ TCGv shift = tcg_temp_new();
+
+ /* If (B & 7) == 0, we need to shift by 64 and leave a zero. Do this
+ portably by splitting the shift into two parts: shift_count-1 and 1.
+ Arrange for the -1 by using ones-complement instead of
+ twos-complement in the negation: ~(B * 8) & 63. */
+
+ tcg_gen_shli_i64(shift, load_gpr(ctx, rb), 3);
+ tcg_gen_not_i64(shift, shift);
+ tcg_gen_andi_i64(shift, shift, 0x3f);
+
+ tcg_gen_shr_i64(vc, tmp, shift);
+ tcg_gen_shri_i64(vc, vc, 1);
+ tcg_temp_free(shift);
}
+ tcg_temp_free(tmp);
}
/* INSBL, INSWL, INSLL, INSQL */
-static void gen_ins_l(int ra, int rb, int rc, int islit,
+static void gen_ins_l(DisasContext *ctx, TCGv vc, TCGv va, int rb, bool islit,
uint8_t lit, uint8_t byte_mask)
{
- if (unlikely(rc == 31))
- return;
- else if (unlikely(ra == 31))
- tcg_gen_movi_i64(cpu_ir[rc], 0);
- else {
- TCGv tmp = tcg_temp_new();
+ TCGv tmp = tcg_temp_new();
- /* The instruction description has us left-shift the byte mask
- the same number of byte slots as the data and apply the zap
- at the end. This is equivalent to simply performing the zap
- first and shifting afterward. */
- gen_zapnoti (tmp, cpu_ir[ra], byte_mask);
+ /* The instruction description has us left-shift the byte mask
+ the same number of byte slots as the data and apply the zap
+ at the end. This is equivalent to simply performing the zap
+ first and shifting afterward. */
+ gen_zapnoti(tmp, va, byte_mask);
- if (islit) {
- tcg_gen_shli_i64(cpu_ir[rc], tmp, (lit & 7) * 8);
- } else {
- TCGv shift = tcg_temp_new();
- tcg_gen_andi_i64(shift, cpu_ir[rb], 7);
- tcg_gen_shli_i64(shift, shift, 3);
- tcg_gen_shl_i64(cpu_ir[rc], tmp, shift);
- tcg_temp_free(shift);
- }
- tcg_temp_free(tmp);
+ if (islit) {
+ tcg_gen_shli_i64(vc, tmp, (lit & 7) * 8);
+ } else {
+ TCGv shift = tcg_temp_new();
+ tcg_gen_andi_i64(shift, load_gpr(ctx, rb), 7);
+ tcg_gen_shli_i64(shift, shift, 3);
+ tcg_gen_shl_i64(vc, tmp, shift);
+ tcg_temp_free(shift);
}
+ tcg_temp_free(tmp);
}
/* MSKWH, MSKLH, MSKQH */
-static void gen_msk_h(int ra, int rb, int rc, int islit,
+static void gen_msk_h(DisasContext *ctx, TCGv vc, TCGv va, int rb, bool islit,
uint8_t lit, uint8_t byte_mask)
{
- if (unlikely(rc == 31))
- return;
- else if (unlikely(ra == 31))
- tcg_gen_movi_i64(cpu_ir[rc], 0);
- else if (islit) {
- gen_zapnoti (cpu_ir[rc], cpu_ir[ra], ~((byte_mask << (lit & 7)) >> 8));
+ if (islit) {
+ gen_zapnoti(vc, va, ~((byte_mask << (lit & 7)) >> 8));
} else {
TCGv shift = tcg_temp_new();
TCGv mask = tcg_temp_new();
@@ -1315,17 +1064,16 @@ static void gen_msk_h(int ra, int rb, int rc, int islit,
shift of 64 bits in order to generate a zero. This is done by
splitting the shift into two parts, the variable shift - 1
followed by a constant 1 shift. The code we expand below is
- equivalent to ~((B & 7) * 8) & 63. */
+ equivalent to ~(B * 8) & 63. */
- tcg_gen_andi_i64(shift, cpu_ir[rb], 7);
- tcg_gen_shli_i64(shift, shift, 3);
+ tcg_gen_shli_i64(shift, load_gpr(ctx, rb), 3);
tcg_gen_not_i64(shift, shift);
tcg_gen_andi_i64(shift, shift, 0x3f);
tcg_gen_movi_i64(mask, zapnot_mask (byte_mask));
tcg_gen_shr_i64(mask, mask, shift);
tcg_gen_shri_i64(mask, mask, 1);
- tcg_gen_andc_i64(cpu_ir[rc], cpu_ir[ra], mask);
+ tcg_gen_andc_i64(vc, va, mask);
tcg_temp_free(mask);
tcg_temp_free(shift);
@@ -1333,150 +1081,27 @@ static void gen_msk_h(int ra, int rb, int rc, int islit,
}
/* MSKBL, MSKWL, MSKLL, MSKQL */
-static void gen_msk_l(int ra, int rb, int rc, int islit,
+static void gen_msk_l(DisasContext *ctx, TCGv vc, TCGv va, int rb, bool islit,
uint8_t lit, uint8_t byte_mask)
{
- if (unlikely(rc == 31))
- return;
- else if (unlikely(ra == 31))
- tcg_gen_movi_i64(cpu_ir[rc], 0);
- else if (islit) {
- gen_zapnoti (cpu_ir[rc], cpu_ir[ra], ~(byte_mask << (lit & 7)));
+ if (islit) {
+ gen_zapnoti(vc, va, ~(byte_mask << (lit & 7)));
} else {
TCGv shift = tcg_temp_new();
TCGv mask = tcg_temp_new();
- tcg_gen_andi_i64(shift, cpu_ir[rb], 7);
+ tcg_gen_andi_i64(shift, load_gpr(ctx, rb), 7);
tcg_gen_shli_i64(shift, shift, 3);
- tcg_gen_movi_i64(mask, zapnot_mask (byte_mask));
+ tcg_gen_movi_i64(mask, zapnot_mask(byte_mask));
tcg_gen_shl_i64(mask, mask, shift);
- tcg_gen_andc_i64(cpu_ir[rc], cpu_ir[ra], mask);
+ tcg_gen_andc_i64(vc, va, mask);
tcg_temp_free(mask);
tcg_temp_free(shift);
}
}
-/* Code to call arith3 helpers */
-#define ARITH3(name) \
-static inline void glue(gen_, name)(int ra, int rb, int rc, int islit,\
- uint8_t lit) \
-{ \
- if (unlikely(rc == 31)) \
- return; \
- \
- if (ra != 31) { \
- if (islit) { \
- TCGv tmp = tcg_const_i64(lit); \
- gen_helper_ ## name(cpu_ir[rc], cpu_ir[ra], tmp); \
- tcg_temp_free(tmp); \
- } else \
- gen_helper_ ## name (cpu_ir[rc], cpu_ir[ra], cpu_ir[rb]); \
- } else { \
- TCGv tmp1 = tcg_const_i64(0); \
- if (islit) { \
- TCGv tmp2 = tcg_const_i64(lit); \
- gen_helper_ ## name (cpu_ir[rc], tmp1, tmp2); \
- tcg_temp_free(tmp2); \
- } else \
- gen_helper_ ## name (cpu_ir[rc], tmp1, cpu_ir[rb]); \
- tcg_temp_free(tmp1); \
- } \
-}
-ARITH3(cmpbge)
-ARITH3(minub8)
-ARITH3(minsb8)
-ARITH3(minuw4)
-ARITH3(minsw4)
-ARITH3(maxub8)
-ARITH3(maxsb8)
-ARITH3(maxuw4)
-ARITH3(maxsw4)
-ARITH3(perr)
-
-/* Code to call arith3 helpers */
-#define ARITH3_EX(name) \
- static inline void glue(gen_, name)(int ra, int rb, int rc, \
- int islit, uint8_t lit) \
- { \
- if (unlikely(rc == 31)) { \
- return; \
- } \
- if (ra != 31) { \
- if (islit) { \
- TCGv tmp = tcg_const_i64(lit); \
- gen_helper_ ## name(cpu_ir[rc], cpu_env, \
- cpu_ir[ra], tmp); \
- tcg_temp_free(tmp); \
- } else { \
- gen_helper_ ## name(cpu_ir[rc], cpu_env, \
- cpu_ir[ra], cpu_ir[rb]); \
- } \
- } else { \
- TCGv tmp1 = tcg_const_i64(0); \
- if (islit) { \
- TCGv tmp2 = tcg_const_i64(lit); \
- gen_helper_ ## name(cpu_ir[rc], cpu_env, tmp1, tmp2); \
- tcg_temp_free(tmp2); \
- } else { \
- gen_helper_ ## name(cpu_ir[rc], cpu_env, tmp1, cpu_ir[rb]); \
- } \
- tcg_temp_free(tmp1); \
- } \
- }
-ARITH3_EX(addlv)
-ARITH3_EX(sublv)
-ARITH3_EX(addqv)
-ARITH3_EX(subqv)
-ARITH3_EX(mullv)
-ARITH3_EX(mulqv)
-
-#define MVIOP2(name) \
-static inline void glue(gen_, name)(int rb, int rc) \
-{ \
- if (unlikely(rc == 31)) \
- return; \
- if (unlikely(rb == 31)) \
- tcg_gen_movi_i64(cpu_ir[rc], 0); \
- else \
- gen_helper_ ## name (cpu_ir[rc], cpu_ir[rb]); \
-}
-MVIOP2(pklb)
-MVIOP2(pkwb)
-MVIOP2(unpkbl)
-MVIOP2(unpkbw)
-
-static void gen_cmp(TCGCond cond, int ra, int rb, int rc,
- int islit, uint8_t lit)
-{
- TCGv va, vb;
-
- if (unlikely(rc == 31)) {
- return;
- }
-
- if (ra == 31) {
- va = tcg_const_i64(0);
- } else {
- va = cpu_ir[ra];
- }
- if (islit) {
- vb = tcg_const_i64(lit);
- } else {
- vb = cpu_ir[rb];
- }
-
- tcg_gen_setcond_i64(cond, cpu_ir[rc], va, vb);
-
- if (ra == 31) {
- tcg_temp_free(va);
- }
- if (islit) {
- tcg_temp_free(vb);
- }
-}
-
static void gen_rx(int ra, int set)
{
TCGv_i32 tmp;
@@ -1504,11 +1129,13 @@ static ExitStatus gen_call_pal(DisasContext *ctx, int palcode)
break;
case 0x9E:
/* RDUNIQUE */
- tcg_gen_mov_i64(cpu_ir[IR_V0], cpu_unique);
+ tcg_gen_ld_i64(cpu_ir[IR_V0], cpu_env,
+ offsetof(CPUAlphaState, unique));
break;
case 0x9F:
/* WRUNIQUE */
- tcg_gen_mov_i64(cpu_unique, cpu_ir[IR_A0]);
+ tcg_gen_st_i64(cpu_ir[IR_A0], cpu_env,
+ offsetof(CPUAlphaState, unique));
break;
default:
palcode &= 0xbf;
@@ -1531,15 +1158,18 @@ static ExitStatus gen_call_pal(DisasContext *ctx, int palcode)
break;
case 0x2D:
/* WRVPTPTR */
- tcg_gen_st_i64(cpu_ir[IR_A0], cpu_env, offsetof(CPUAlphaState, vptptr));
+ tcg_gen_st_i64(cpu_ir[IR_A0], cpu_env,
+ offsetof(CPUAlphaState, vptptr));
break;
case 0x31:
/* WRVAL */
- tcg_gen_mov_i64(cpu_sysval, cpu_ir[IR_A0]);
+ tcg_gen_st_i64(cpu_ir[IR_A0], cpu_env,
+ offsetof(CPUAlphaState, sysval));
break;
case 0x32:
/* RDVAL */
- tcg_gen_mov_i64(cpu_ir[IR_V0], cpu_sysval);
+ tcg_gen_ld_i64(cpu_ir[IR_V0], cpu_env,
+ offsetof(CPUAlphaState, sysval));
break;
case 0x35: {
@@ -1548,7 +1178,8 @@ static ExitStatus gen_call_pal(DisasContext *ctx, int palcode)
/* Note that we already know we're in kernel mode, so we know
that PS only contains the 3 IPL bits. */
- tcg_gen_ld8u_i64(cpu_ir[IR_V0], cpu_env, offsetof(CPUAlphaState, ps));
+ tcg_gen_ld8u_i64(cpu_ir[IR_V0], cpu_env,
+ offsetof(CPUAlphaState, ps));
/* But make sure and store only the 3 IPL bits from the user. */
tmp = tcg_temp_new();
@@ -1560,15 +1191,18 @@ static ExitStatus gen_call_pal(DisasContext *ctx, int palcode)
case 0x36:
/* RDPS */
- tcg_gen_ld8u_i64(cpu_ir[IR_V0], cpu_env, offsetof(CPUAlphaState, ps));
+ tcg_gen_ld8u_i64(cpu_ir[IR_V0], cpu_env,
+ offsetof(CPUAlphaState, ps));
break;
case 0x38:
/* WRUSP */
- tcg_gen_mov_i64(cpu_usp, cpu_ir[IR_A0]);
+ tcg_gen_st_i64(cpu_ir[IR_A0], cpu_env,
+ offsetof(CPUAlphaState, usp));
break;
case 0x3A:
/* RDUSP */
- tcg_gen_mov_i64(cpu_ir[IR_V0], cpu_usp);
+ tcg_gen_st_i64(cpu_ir[IR_V0], cpu_env,
+ offsetof(CPUAlphaState, usp));
break;
case 0x3C:
/* WHAMI */
@@ -1648,16 +1282,10 @@ static int cpu_pr_data(int pr)
return 0;
}
-static ExitStatus gen_mfpr(int ra, int regno)
+static ExitStatus gen_mfpr(TCGv va, int regno)
{
int data = cpu_pr_data(regno);
- /* In our emulated PALcode, these processor registers have no
- side effects from reading. */
- if (ra == 31) {
- return NO_EXIT;
- }
-
/* Special help for VMTIME and WALLTIME. */
if (regno == 250 || regno == 249) {
void (*helper)(TCGv) = gen_helper_get_walltime;
@@ -1666,11 +1294,11 @@ static ExitStatus gen_mfpr(int ra, int regno)
}
if (use_icount) {
gen_io_start();
- helper(cpu_ir[ra]);
+ helper(va);
gen_io_end();
return EXIT_PC_STALE;
} else {
- helper(cpu_ir[ra]);
+ helper(va);
return NO_EXIT;
}
}
@@ -1678,28 +1306,22 @@ static ExitStatus gen_mfpr(int ra, int regno)
/* The basic registers are data only, and unknown registers
are read-zero, write-ignore. */
if (data == 0) {
- tcg_gen_movi_i64(cpu_ir[ra], 0);
+ tcg_gen_movi_i64(va, 0);
} else if (data & PR_BYTE) {
- tcg_gen_ld8u_i64(cpu_ir[ra], cpu_env, data & ~PR_BYTE);
+ tcg_gen_ld8u_i64(va, cpu_env, data & ~PR_BYTE);
} else if (data & PR_LONG) {
- tcg_gen_ld32s_i64(cpu_ir[ra], cpu_env, data & ~PR_LONG);
+ tcg_gen_ld32s_i64(va, cpu_env, data & ~PR_LONG);
} else {
- tcg_gen_ld_i64(cpu_ir[ra], cpu_env, data);
+ tcg_gen_ld_i64(va, cpu_env, data);
}
return NO_EXIT;
}
-static ExitStatus gen_mtpr(DisasContext *ctx, int rb, int regno)
+static ExitStatus gen_mtpr(DisasContext *ctx, TCGv vb, int regno)
{
TCGv tmp;
int data;
- if (rb == 31) {
- tmp = tcg_const_i64(0);
- } else {
- tmp = cpu_ir[rb];
- }
-
switch (regno) {
case 255:
/* TBIA */
@@ -1708,7 +1330,7 @@ static ExitStatus gen_mtpr(DisasContext *ctx, int rb, int regno)
case 254:
/* TBIS */
- gen_helper_tbis(cpu_env, tmp);
+ gen_helper_tbis(cpu_env, vb);
break;
case 253:
@@ -1720,17 +1342,17 @@ static ExitStatus gen_mtpr(DisasContext *ctx, int rb, int regno)
case 252:
/* HALT */
- gen_helper_halt(tmp);
+ gen_helper_halt(vb);
return EXIT_PC_STALE;
case 251:
/* ALARM */
- gen_helper_set_alarm(cpu_env, tmp);
+ gen_helper_set_alarm(cpu_env, vb);
break;
case 7:
/* PALBR */
- tcg_gen_st_i64(tmp, cpu_env, offsetof(CPUAlphaState, palbr));
+ tcg_gen_st_i64(vb, cpu_env, offsetof(CPUAlphaState, palbr));
/* Changing the PAL base register implies un-chaining all of the TBs
that ended with a CALL_PAL. Since the base register usually only
changes during boot, flushing everything works well. */
@@ -1743,64 +1365,70 @@ static ExitStatus gen_mtpr(DisasContext *ctx, int rb, int regno)
data = cpu_pr_data(regno);
if (data != 0) {
if (data & PR_BYTE) {
- tcg_gen_st8_i64(tmp, cpu_env, data & ~PR_BYTE);
+ tcg_gen_st8_i64(vb, cpu_env, data & ~PR_BYTE);
} else if (data & PR_LONG) {
- tcg_gen_st32_i64(tmp, cpu_env, data & ~PR_LONG);
+ tcg_gen_st32_i64(vb, cpu_env, data & ~PR_LONG);
} else {
- tcg_gen_st_i64(tmp, cpu_env, data);
+ tcg_gen_st_i64(vb, cpu_env, data);
}
}
break;
}
- if (rb == 31) {
- tcg_temp_free(tmp);
- }
-
return NO_EXIT;
}
#endif /* !USER_ONLY*/
+#define REQUIRE_TB_FLAG(FLAG) \
+ do { \
+ if ((ctx->tb->flags & (FLAG)) == 0) { \
+ goto invalid_opc; \
+ } \
+ } while (0)
+
+#define REQUIRE_REG_31(WHICH) \
+ do { \
+ if (WHICH != 31) { \
+ goto invalid_opc; \
+ } \
+ } while (0)
+
static ExitStatus translate_one(DisasContext *ctx, uint32_t insn)
{
- uint32_t palcode;
- int32_t disp21, disp16;
-#ifndef CONFIG_USER_ONLY
- int32_t disp12;
-#endif
+ int32_t disp21, disp16, disp12 __attribute__((unused));
uint16_t fn11;
- uint8_t opc, ra, rb, rc, fpfn, fn7, islit, real_islit;
- uint8_t lit;
+ uint8_t opc, ra, rb, rc, fpfn, fn7, lit;
+ bool islit;
+ TCGv va, vb, vc, tmp;
+ TCGv_i32 t32;
ExitStatus ret;
/* Decode all instruction fields */
- opc = insn >> 26;
- ra = (insn >> 21) & 0x1F;
- rb = (insn >> 16) & 0x1F;
- rc = insn & 0x1F;
- real_islit = islit = (insn >> 12) & 1;
+ opc = extract32(insn, 26, 6);
+ ra = extract32(insn, 21, 5);
+ rb = extract32(insn, 16, 5);
+ rc = extract32(insn, 0, 5);
+ islit = extract32(insn, 12, 1);
+ lit = extract32(insn, 13, 8);
+
+ disp21 = sextract32(insn, 0, 21);
+ disp16 = sextract32(insn, 0, 16);
+ disp12 = sextract32(insn, 0, 12);
+
+ fn11 = extract32(insn, 5, 11);
+ fpfn = extract32(insn, 5, 6);
+ fn7 = extract32(insn, 5, 7);
+
if (rb == 31 && !islit) {
- islit = 1;
+ islit = true;
lit = 0;
- } else
- lit = (insn >> 13) & 0xFF;
- palcode = insn & 0x03FFFFFF;
- disp21 = ((int32_t)((insn & 0x001FFFFF) << 11)) >> 11;
- disp16 = (int16_t)(insn & 0x0000FFFF);
-#ifndef CONFIG_USER_ONLY
- disp12 = (int32_t)((insn & 0x00000FFF) << 20) >> 20;
-#endif
- fn11 = (insn >> 5) & 0x000007FF;
- fpfn = fn11 & 0x3F;
- fn7 = (insn >> 5) & 0x0000007F;
- LOG_DISAS("opc %02x ra %2d rb %2d rc %2d disp16 %6d\n",
- opc, ra, rb, rc, disp16);
+ }
ret = NO_EXIT;
switch (opc) {
case 0x00:
/* CALL_PAL */
- ret = gen_call_pal(ctx, palcode);
+ ret = gen_call_pal(ctx, insn & 0x03ffffff);
break;
case 0x01:
/* OPC01 */
@@ -1823,839 +1451,627 @@ static ExitStatus translate_one(DisasContext *ctx, uint32_t insn)
case 0x07:
/* OPC07 */
goto invalid_opc;
- case 0x08:
- /* LDA */
- if (likely(ra != 31)) {
- if (rb != 31)
- tcg_gen_addi_i64(cpu_ir[ra], cpu_ir[rb], disp16);
- else
- tcg_gen_movi_i64(cpu_ir[ra], disp16);
- }
- break;
+
case 0x09:
/* LDAH */
- if (likely(ra != 31)) {
- if (rb != 31)
- tcg_gen_addi_i64(cpu_ir[ra], cpu_ir[rb], disp16 << 16);
- else
- tcg_gen_movi_i64(cpu_ir[ra], disp16 << 16);
+ disp16 = (uint32_t)disp16 << 16;
+ /* fall through */
+ case 0x08:
+ /* LDA */
+ va = dest_gpr(ctx, ra);
+ /* It's worth special-casing immediate loads. */
+ if (rb == 31) {
+ tcg_gen_movi_i64(va, disp16);
+ } else {
+ tcg_gen_addi_i64(va, load_gpr(ctx, rb), disp16);
}
break;
+
case 0x0A:
/* LDBU */
- if (ctx->tb->flags & TB_FLAGS_AMASK_BWX) {
- gen_load_mem(ctx, &tcg_gen_qemu_ld8u, ra, rb, disp16, 0, 0);
- break;
- }
- goto invalid_opc;
+ REQUIRE_TB_FLAG(TB_FLAGS_AMASK_BWX);
+ gen_load_mem(ctx, &tcg_gen_qemu_ld8u, ra, rb, disp16, 0, 0);
+ break;
case 0x0B:
/* LDQ_U */
gen_load_mem(ctx, &tcg_gen_qemu_ld64, ra, rb, disp16, 0, 1);
break;
case 0x0C:
/* LDWU */
- if (ctx->tb->flags & TB_FLAGS_AMASK_BWX) {
- gen_load_mem(ctx, &tcg_gen_qemu_ld16u, ra, rb, disp16, 0, 0);
- break;
- }
- goto invalid_opc;
+ REQUIRE_TB_FLAG(TB_FLAGS_AMASK_BWX);
+ gen_load_mem(ctx, &tcg_gen_qemu_ld16u, ra, rb, disp16, 0, 0);
+ break;
case 0x0D:
/* STW */
+ REQUIRE_TB_FLAG(TB_FLAGS_AMASK_BWX);
gen_store_mem(ctx, &tcg_gen_qemu_st16, ra, rb, disp16, 0, 0);
break;
case 0x0E:
/* STB */
+ REQUIRE_TB_FLAG(TB_FLAGS_AMASK_BWX);
gen_store_mem(ctx, &tcg_gen_qemu_st8, ra, rb, disp16, 0, 0);
break;
case 0x0F:
/* STQ_U */
gen_store_mem(ctx, &tcg_gen_qemu_st64, ra, rb, disp16, 0, 1);
break;
+
case 0x10:
+ vc = dest_gpr(ctx, rc);
+ vb = load_gpr_lit(ctx, rb, lit, islit);
+
+ if (ra == 31) {
+ if (fn7 == 0x00) {
+ /* Special case ADDL as SEXTL. */
+ tcg_gen_ext32s_i64(vc, vb);
+ break;
+ }
+ if (fn7 == 0x29) {
+ /* Special case SUBQ as NEGQ. */
+ tcg_gen_neg_i64(vc, vb);
+ break;
+ }
+ }
+
+ va = load_gpr(ctx, ra);
switch (fn7) {
case 0x00:
/* ADDL */
- if (likely(rc != 31)) {
- if (ra != 31) {
- if (islit) {
- tcg_gen_addi_i64(cpu_ir[rc], cpu_ir[ra], lit);
- tcg_gen_ext32s_i64(cpu_ir[rc], cpu_ir[rc]);
- } else {
- tcg_gen_add_i64(cpu_ir[rc], cpu_ir[ra], cpu_ir[rb]);
- tcg_gen_ext32s_i64(cpu_ir[rc], cpu_ir[rc]);
- }
- } else {
- if (islit)
- tcg_gen_movi_i64(cpu_ir[rc], lit);
- else
- tcg_gen_ext32s_i64(cpu_ir[rc], cpu_ir[rb]);
- }
- }
+ tcg_gen_add_i64(vc, va, vb);
+ tcg_gen_ext32s_i64(vc, vc);
break;
case 0x02:
/* S4ADDL */
- if (likely(rc != 31)) {
- if (ra != 31) {
- TCGv tmp = tcg_temp_new();
- tcg_gen_shli_i64(tmp, cpu_ir[ra], 2);
- if (islit)
- tcg_gen_addi_i64(tmp, tmp, lit);
- else
- tcg_gen_add_i64(tmp, tmp, cpu_ir[rb]);
- tcg_gen_ext32s_i64(cpu_ir[rc], tmp);
- tcg_temp_free(tmp);
- } else {
- if (islit)
- tcg_gen_movi_i64(cpu_ir[rc], lit);
- else
- tcg_gen_ext32s_i64(cpu_ir[rc], cpu_ir[rb]);
- }
- }
+ tmp = tcg_temp_new();
+ tcg_gen_shli_i64(tmp, va, 2);
+ tcg_gen_add_i64(tmp, tmp, vb);
+ tcg_gen_ext32s_i64(vc, tmp);
+ tcg_temp_free(tmp);
break;
case 0x09:
/* SUBL */
- if (likely(rc != 31)) {
- if (ra != 31) {
- if (islit)
- tcg_gen_subi_i64(cpu_ir[rc], cpu_ir[ra], lit);
- else
- tcg_gen_sub_i64(cpu_ir[rc], cpu_ir[ra], cpu_ir[rb]);
- tcg_gen_ext32s_i64(cpu_ir[rc], cpu_ir[rc]);
- } else {
- if (islit)
- tcg_gen_movi_i64(cpu_ir[rc], -lit);
- else {
- tcg_gen_neg_i64(cpu_ir[rc], cpu_ir[rb]);
- tcg_gen_ext32s_i64(cpu_ir[rc], cpu_ir[rc]);
- }
- }
- }
+ tcg_gen_sub_i64(vc, va, vb);
+ tcg_gen_ext32s_i64(vc, vc);
break;
case 0x0B:
/* S4SUBL */
- if (likely(rc != 31)) {
- if (ra != 31) {
- TCGv tmp = tcg_temp_new();
- tcg_gen_shli_i64(tmp, cpu_ir[ra], 2);
- if (islit)
- tcg_gen_subi_i64(tmp, tmp, lit);
- else
- tcg_gen_sub_i64(tmp, tmp, cpu_ir[rb]);
- tcg_gen_ext32s_i64(cpu_ir[rc], tmp);
- tcg_temp_free(tmp);
- } else {
- if (islit)
- tcg_gen_movi_i64(cpu_ir[rc], -lit);
- else {
- tcg_gen_neg_i64(cpu_ir[rc], cpu_ir[rb]);
- tcg_gen_ext32s_i64(cpu_ir[rc], cpu_ir[rc]);
- }
- }
- }
+ tmp = tcg_temp_new();
+ tcg_gen_shli_i64(tmp, va, 2);
+ tcg_gen_sub_i64(tmp, tmp, vb);
+ tcg_gen_ext32s_i64(vc, tmp);
+ tcg_temp_free(tmp);
break;
case 0x0F:
/* CMPBGE */
- gen_cmpbge(ra, rb, rc, islit, lit);
+ gen_helper_cmpbge(vc, va, vb);
break;
case 0x12:
/* S8ADDL */
- if (likely(rc != 31)) {
- if (ra != 31) {
- TCGv tmp = tcg_temp_new();
- tcg_gen_shli_i64(tmp, cpu_ir[ra], 3);
- if (islit)
- tcg_gen_addi_i64(tmp, tmp, lit);
- else
- tcg_gen_add_i64(tmp, tmp, cpu_ir[rb]);
- tcg_gen_ext32s_i64(cpu_ir[rc], tmp);
- tcg_temp_free(tmp);
- } else {
- if (islit)
- tcg_gen_movi_i64(cpu_ir[rc], lit);
- else
- tcg_gen_ext32s_i64(cpu_ir[rc], cpu_ir[rb]);
- }
- }
+ tmp = tcg_temp_new();
+ tcg_gen_shli_i64(tmp, va, 3);
+ tcg_gen_add_i64(tmp, tmp, vb);
+ tcg_gen_ext32s_i64(vc, tmp);
+ tcg_temp_free(tmp);
break;
case 0x1B:
/* S8SUBL */
- if (likely(rc != 31)) {
- if (ra != 31) {
- TCGv tmp = tcg_temp_new();
- tcg_gen_shli_i64(tmp, cpu_ir[ra], 3);
- if (islit)
- tcg_gen_subi_i64(tmp, tmp, lit);
- else
- tcg_gen_sub_i64(tmp, tmp, cpu_ir[rb]);
- tcg_gen_ext32s_i64(cpu_ir[rc], tmp);
- tcg_temp_free(tmp);
- } else {
- if (islit)
- tcg_gen_movi_i64(cpu_ir[rc], -lit);
- else {
- tcg_gen_neg_i64(cpu_ir[rc], cpu_ir[rb]);
- tcg_gen_ext32s_i64(cpu_ir[rc], cpu_ir[rc]);
- }
- }
- }
+ tmp = tcg_temp_new();
+ tcg_gen_shli_i64(tmp, va, 3);
+ tcg_gen_sub_i64(tmp, tmp, vb);
+ tcg_gen_ext32s_i64(vc, tmp);
+ tcg_temp_free(tmp);
break;
case 0x1D:
/* CMPULT */
- gen_cmp(TCG_COND_LTU, ra, rb, rc, islit, lit);
+ tcg_gen_setcond_i64(TCG_COND_LTU, vc, va, vb);
break;
case 0x20:
/* ADDQ */
- if (likely(rc != 31)) {
- if (ra != 31) {
- if (islit)
- tcg_gen_addi_i64(cpu_ir[rc], cpu_ir[ra], lit);
- else
- tcg_gen_add_i64(cpu_ir[rc], cpu_ir[ra], cpu_ir[rb]);
- } else {
- if (islit)
- tcg_gen_movi_i64(cpu_ir[rc], lit);
- else
- tcg_gen_mov_i64(cpu_ir[rc], cpu_ir[rb]);
- }
- }
+ tcg_gen_add_i64(vc, va, vb);
break;
case 0x22:
/* S4ADDQ */
- if (likely(rc != 31)) {
- if (ra != 31) {
- TCGv tmp = tcg_temp_new();
- tcg_gen_shli_i64(tmp, cpu_ir[ra], 2);
- if (islit)
- tcg_gen_addi_i64(cpu_ir[rc], tmp, lit);
- else
- tcg_gen_add_i64(cpu_ir[rc], tmp, cpu_ir[rb]);
- tcg_temp_free(tmp);
- } else {
- if (islit)
- tcg_gen_movi_i64(cpu_ir[rc], lit);
- else
- tcg_gen_mov_i64(cpu_ir[rc], cpu_ir[rb]);
- }
- }
+ tmp = tcg_temp_new();
+ tcg_gen_shli_i64(tmp, va, 2);
+ tcg_gen_add_i64(vc, tmp, vb);
+ tcg_temp_free(tmp);
break;
case 0x29:
/* SUBQ */
- if (likely(rc != 31)) {
- if (ra != 31) {
- if (islit)
- tcg_gen_subi_i64(cpu_ir[rc], cpu_ir[ra], lit);
- else
- tcg_gen_sub_i64(cpu_ir[rc], cpu_ir[ra], cpu_ir[rb]);
- } else {
- if (islit)
- tcg_gen_movi_i64(cpu_ir[rc], -lit);
- else
- tcg_gen_neg_i64(cpu_ir[rc], cpu_ir[rb]);
- }
- }
+ tcg_gen_sub_i64(vc, va, vb);
break;
case 0x2B:
/* S4SUBQ */
- if (likely(rc != 31)) {
- if (ra != 31) {
- TCGv tmp = tcg_temp_new();
- tcg_gen_shli_i64(tmp, cpu_ir[ra], 2);
- if (islit)
- tcg_gen_subi_i64(cpu_ir[rc], tmp, lit);
- else
- tcg_gen_sub_i64(cpu_ir[rc], tmp, cpu_ir[rb]);
- tcg_temp_free(tmp);
- } else {
- if (islit)
- tcg_gen_movi_i64(cpu_ir[rc], -lit);
- else
- tcg_gen_neg_i64(cpu_ir[rc], cpu_ir[rb]);
- }
- }
+ tmp = tcg_temp_new();
+ tcg_gen_shli_i64(tmp, va, 2);
+ tcg_gen_sub_i64(vc, tmp, vb);
+ tcg_temp_free(tmp);
break;
case 0x2D:
/* CMPEQ */
- gen_cmp(TCG_COND_EQ, ra, rb, rc, islit, lit);
+ tcg_gen_setcond_i64(TCG_COND_EQ, vc, va, vb);
break;
case 0x32:
/* S8ADDQ */
- if (likely(rc != 31)) {
- if (ra != 31) {
- TCGv tmp = tcg_temp_new();
- tcg_gen_shli_i64(tmp, cpu_ir[ra], 3);
- if (islit)
- tcg_gen_addi_i64(cpu_ir[rc], tmp, lit);
- else
- tcg_gen_add_i64(cpu_ir[rc], tmp, cpu_ir[rb]);
- tcg_temp_free(tmp);
- } else {
- if (islit)
- tcg_gen_movi_i64(cpu_ir[rc], lit);
- else
- tcg_gen_mov_i64(cpu_ir[rc], cpu_ir[rb]);
- }
- }
+ tmp = tcg_temp_new();
+ tcg_gen_shli_i64(tmp, va, 3);
+ tcg_gen_add_i64(vc, tmp, vb);
+ tcg_temp_free(tmp);
break;
case 0x3B:
/* S8SUBQ */
- if (likely(rc != 31)) {
- if (ra != 31) {
- TCGv tmp = tcg_temp_new();
- tcg_gen_shli_i64(tmp, cpu_ir[ra], 3);
- if (islit)
- tcg_gen_subi_i64(cpu_ir[rc], tmp, lit);
- else
- tcg_gen_sub_i64(cpu_ir[rc], tmp, cpu_ir[rb]);
- tcg_temp_free(tmp);
- } else {
- if (islit)
- tcg_gen_movi_i64(cpu_ir[rc], -lit);
- else
- tcg_gen_neg_i64(cpu_ir[rc], cpu_ir[rb]);
- }
- }
+ tmp = tcg_temp_new();
+ tcg_gen_shli_i64(tmp, va, 3);
+ tcg_gen_sub_i64(vc, tmp, vb);
+ tcg_temp_free(tmp);
break;
case 0x3D:
/* CMPULE */
- gen_cmp(TCG_COND_LEU, ra, rb, rc, islit, lit);
+ tcg_gen_setcond_i64(TCG_COND_LEU, vc, va, vb);
break;
case 0x40:
/* ADDL/V */
- gen_addlv(ra, rb, rc, islit, lit);
+ gen_helper_addlv(vc, cpu_env, va, vb);
break;
case 0x49:
/* SUBL/V */
- gen_sublv(ra, rb, rc, islit, lit);
+ gen_helper_sublv(vc, cpu_env, va, vb);
break;
case 0x4D:
/* CMPLT */
- gen_cmp(TCG_COND_LT, ra, rb, rc, islit, lit);
+ tcg_gen_setcond_i64(TCG_COND_LT, vc, va, vb);
break;
case 0x60:
/* ADDQ/V */
- gen_addqv(ra, rb, rc, islit, lit);
+ gen_helper_addqv(vc, cpu_env, va, vb);
break;
case 0x69:
/* SUBQ/V */
- gen_subqv(ra, rb, rc, islit, lit);
+ gen_helper_subqv(vc, cpu_env, va, vb);
break;
case 0x6D:
/* CMPLE */
- gen_cmp(TCG_COND_LE, ra, rb, rc, islit, lit);
+ tcg_gen_setcond_i64(TCG_COND_LE, vc, va, vb);
break;
default:
goto invalid_opc;
}
break;
+
case 0x11:
+ if (fn7 == 0x20) {
+ if (rc == 31) {
+ /* Special case BIS as NOP. */
+ break;
+ }
+ if (ra == 31) {
+ /* Special case BIS as MOV. */
+ vc = dest_gpr(ctx, rc);
+ if (islit) {
+ tcg_gen_movi_i64(vc, lit);
+ } else {
+ tcg_gen_mov_i64(vc, load_gpr(ctx, rb));
+ }
+ break;
+ }
+ }
+
+ vc = dest_gpr(ctx, rc);
+ vb = load_gpr_lit(ctx, rb, lit, islit);
+
+ if (fn7 == 0x28 && ra == 31) {
+ /* Special case ORNOT as NOT. */
+ tcg_gen_not_i64(vc, vb);
+ break;
+ }
+
+ va = load_gpr(ctx, ra);
switch (fn7) {
case 0x00:
/* AND */
- if (likely(rc != 31)) {
- if (ra == 31)
- tcg_gen_movi_i64(cpu_ir[rc], 0);
- else if (islit)
- tcg_gen_andi_i64(cpu_ir[rc], cpu_ir[ra], lit);
- else
- tcg_gen_and_i64(cpu_ir[rc], cpu_ir[ra], cpu_ir[rb]);
- }
+ tcg_gen_and_i64(vc, va, vb);
break;
case 0x08:
/* BIC */
- if (likely(rc != 31)) {
- if (ra != 31) {
- if (islit)
- tcg_gen_andi_i64(cpu_ir[rc], cpu_ir[ra], ~lit);
- else
- tcg_gen_andc_i64(cpu_ir[rc], cpu_ir[ra], cpu_ir[rb]);
- } else
- tcg_gen_movi_i64(cpu_ir[rc], 0);
- }
+ tcg_gen_andc_i64(vc, va, vb);
break;
case 0x14:
/* CMOVLBS */
- gen_cmov(TCG_COND_NE, ra, rb, rc, islit, lit, 1);
+ tmp = tcg_temp_new();
+ tcg_gen_andi_i64(tmp, va, 1);
+ tcg_gen_movcond_i64(TCG_COND_NE, vc, tmp, load_zero(ctx),
+ vb, load_gpr(ctx, rc));
+ tcg_temp_free(tmp);
break;
case 0x16:
/* CMOVLBC */
- gen_cmov(TCG_COND_EQ, ra, rb, rc, islit, lit, 1);
+ tmp = tcg_temp_new();
+ tcg_gen_andi_i64(tmp, va, 1);
+ tcg_gen_movcond_i64(TCG_COND_EQ, vc, tmp, load_zero(ctx),
+ vb, load_gpr(ctx, rc));
+ tcg_temp_free(tmp);
break;
case 0x20:
/* BIS */
- if (likely(rc != 31)) {
- if (ra != 31) {
- if (islit)
- tcg_gen_ori_i64(cpu_ir[rc], cpu_ir[ra], lit);
- else
- tcg_gen_or_i64(cpu_ir[rc], cpu_ir[ra], cpu_ir[rb]);
- } else {
- if (islit)
- tcg_gen_movi_i64(cpu_ir[rc], lit);
- else
- tcg_gen_mov_i64(cpu_ir[rc], cpu_ir[rb]);
- }
- }
+ tcg_gen_or_i64(vc, va, vb);
break;
case 0x24:
/* CMOVEQ */
- gen_cmov(TCG_COND_EQ, ra, rb, rc, islit, lit, 0);
+ tcg_gen_movcond_i64(TCG_COND_EQ, vc, va, load_zero(ctx),
+ vb, load_gpr(ctx, rc));
break;
case 0x26:
/* CMOVNE */
- gen_cmov(TCG_COND_NE, ra, rb, rc, islit, lit, 0);
+ tcg_gen_movcond_i64(TCG_COND_NE, vc, va, load_zero(ctx),
+ vb, load_gpr(ctx, rc));
break;
case 0x28:
/* ORNOT */
- if (likely(rc != 31)) {
- if (ra != 31) {
- if (islit)
- tcg_gen_ori_i64(cpu_ir[rc], cpu_ir[ra], ~lit);
- else
- tcg_gen_orc_i64(cpu_ir[rc], cpu_ir[ra], cpu_ir[rb]);
- } else {
- if (islit)
- tcg_gen_movi_i64(cpu_ir[rc], ~lit);
- else
- tcg_gen_not_i64(cpu_ir[rc], cpu_ir[rb]);
- }
- }
+ tcg_gen_orc_i64(vc, va, vb);
break;
case 0x40:
/* XOR */
- if (likely(rc != 31)) {
- if (ra != 31) {
- if (islit)
- tcg_gen_xori_i64(cpu_ir[rc], cpu_ir[ra], lit);
- else
- tcg_gen_xor_i64(cpu_ir[rc], cpu_ir[ra], cpu_ir[rb]);
- } else {
- if (islit)
- tcg_gen_movi_i64(cpu_ir[rc], lit);
- else
- tcg_gen_mov_i64(cpu_ir[rc], cpu_ir[rb]);
- }
- }
+ tcg_gen_xor_i64(vc, va, vb);
break;
case 0x44:
/* CMOVLT */
- gen_cmov(TCG_COND_LT, ra, rb, rc, islit, lit, 0);
+ tcg_gen_movcond_i64(TCG_COND_LT, vc, va, load_zero(ctx),
+ vb, load_gpr(ctx, rc));
break;
case 0x46:
/* CMOVGE */
- gen_cmov(TCG_COND_GE, ra, rb, rc, islit, lit, 0);
+ tcg_gen_movcond_i64(TCG_COND_GE, vc, va, load_zero(ctx),
+ vb, load_gpr(ctx, rc));
break;
case 0x48:
/* EQV */
- if (likely(rc != 31)) {
- if (ra != 31) {
- if (islit)
- tcg_gen_xori_i64(cpu_ir[rc], cpu_ir[ra], ~lit);
- else
- tcg_gen_eqv_i64(cpu_ir[rc], cpu_ir[ra], cpu_ir[rb]);
- } else {
- if (islit)
- tcg_gen_movi_i64(cpu_ir[rc], ~lit);
- else
- tcg_gen_not_i64(cpu_ir[rc], cpu_ir[rb]);
- }
- }
+ tcg_gen_eqv_i64(vc, va, vb);
break;
case 0x61:
/* AMASK */
- if (likely(rc != 31)) {
+ REQUIRE_REG_31(ra);
+ {
uint64_t amask = ctx->tb->flags >> TB_FLAGS_AMASK_SHIFT;
-
- if (islit) {
- tcg_gen_movi_i64(cpu_ir[rc], lit & ~amask);
- } else {
- tcg_gen_andi_i64(cpu_ir[rc], cpu_ir[rb], ~amask);
- }
+ tcg_gen_andi_i64(vc, vb, ~amask);
}
break;
case 0x64:
/* CMOVLE */
- gen_cmov(TCG_COND_LE, ra, rb, rc, islit, lit, 0);
+ tcg_gen_movcond_i64(TCG_COND_LE, vc, va, load_zero(ctx),
+ vb, load_gpr(ctx, rc));
break;
case 0x66:
/* CMOVGT */
- gen_cmov(TCG_COND_GT, ra, rb, rc, islit, lit, 0);
+ tcg_gen_movcond_i64(TCG_COND_GT, vc, va, load_zero(ctx),
+ vb, load_gpr(ctx, rc));
break;
case 0x6C:
/* IMPLVER */
- if (rc != 31) {
- tcg_gen_movi_i64(cpu_ir[rc], ctx->implver);
- }
+ REQUIRE_REG_31(ra);
+ tcg_gen_movi_i64(vc, ctx->implver);
break;
default:
goto invalid_opc;
}
break;
+
case 0x12:
+ vc = dest_gpr(ctx, rc);
+ va = load_gpr(ctx, ra);
switch (fn7) {
case 0x02:
/* MSKBL */
- gen_msk_l(ra, rb, rc, islit, lit, 0x01);
+ gen_msk_l(ctx, vc, va, rb, islit, lit, 0x01);
break;
case 0x06:
/* EXTBL */
- gen_ext_l(ra, rb, rc, islit, lit, 0x01);
+ gen_ext_l(ctx, vc, va, rb, islit, lit, 0x01);
break;
case 0x0B:
/* INSBL */
- gen_ins_l(ra, rb, rc, islit, lit, 0x01);
+ gen_ins_l(ctx, vc, va, rb, islit, lit, 0x01);
break;
case 0x12:
/* MSKWL */
- gen_msk_l(ra, rb, rc, islit, lit, 0x03);
+ gen_msk_l(ctx, vc, va, rb, islit, lit, 0x03);
break;
case 0x16:
/* EXTWL */
- gen_ext_l(ra, rb, rc, islit, lit, 0x03);
+ gen_ext_l(ctx, vc, va, rb, islit, lit, 0x03);
break;
case 0x1B:
/* INSWL */
- gen_ins_l(ra, rb, rc, islit, lit, 0x03);
+ gen_ins_l(ctx, vc, va, rb, islit, lit, 0x03);
break;
case 0x22:
/* MSKLL */
- gen_msk_l(ra, rb, rc, islit, lit, 0x0f);
+ gen_msk_l(ctx, vc, va, rb, islit, lit, 0x0f);
break;
case 0x26:
/* EXTLL */
- gen_ext_l(ra, rb, rc, islit, lit, 0x0f);
+ gen_ext_l(ctx, vc, va, rb, islit, lit, 0x0f);
break;
case 0x2B:
/* INSLL */
- gen_ins_l(ra, rb, rc, islit, lit, 0x0f);
+ gen_ins_l(ctx, vc, va, rb, islit, lit, 0x0f);
break;
case 0x30:
/* ZAP */
- gen_zap(ra, rb, rc, islit, lit);
+ if (islit) {
+ gen_zapnoti(vc, va, ~lit);
+ } else {
+ gen_helper_zap(vc, va, load_gpr(ctx, rb));
+ }
break;
case 0x31:
/* ZAPNOT */
- gen_zapnot(ra, rb, rc, islit, lit);
+ if (islit) {
+ gen_zapnoti(vc, va, lit);
+ } else {
+ gen_helper_zapnot(vc, va, load_gpr(ctx, rb));
+ }
break;
case 0x32:
/* MSKQL */
- gen_msk_l(ra, rb, rc, islit, lit, 0xff);
+ gen_msk_l(ctx, vc, va, rb, islit, lit, 0xff);
break;
case 0x34:
/* SRL */
- if (likely(rc != 31)) {
- if (ra != 31) {
- if (islit)
- tcg_gen_shri_i64(cpu_ir[rc], cpu_ir[ra], lit & 0x3f);
- else {
- TCGv shift = tcg_temp_new();
- tcg_gen_andi_i64(shift, cpu_ir[rb], 0x3f);
- tcg_gen_shr_i64(cpu_ir[rc], cpu_ir[ra], shift);
- tcg_temp_free(shift);
- }
- } else
- tcg_gen_movi_i64(cpu_ir[rc], 0);
+ if (islit) {
+ tcg_gen_shri_i64(vc, va, lit & 0x3f);
+ } else {
+ tmp = tcg_temp_new();
+ vb = load_gpr(ctx, rb);
+ tcg_gen_andi_i64(tmp, vb, 0x3f);
+ tcg_gen_shr_i64(vc, va, tmp);
+ tcg_temp_free(tmp);
}
break;
case 0x36:
/* EXTQL */
- gen_ext_l(ra, rb, rc, islit, lit, 0xff);
+ gen_ext_l(ctx, vc, va, rb, islit, lit, 0xff);
break;
case 0x39:
/* SLL */
- if (likely(rc != 31)) {
- if (ra != 31) {
- if (islit)
- tcg_gen_shli_i64(cpu_ir[rc], cpu_ir[ra], lit & 0x3f);
- else {
- TCGv shift = tcg_temp_new();
- tcg_gen_andi_i64(shift, cpu_ir[rb], 0x3f);
- tcg_gen_shl_i64(cpu_ir[rc], cpu_ir[ra], shift);
- tcg_temp_free(shift);
- }
- } else
- tcg_gen_movi_i64(cpu_ir[rc], 0);
+ if (islit) {
+ tcg_gen_shli_i64(vc, va, lit & 0x3f);
+ } else {
+ tmp = tcg_temp_new();
+ vb = load_gpr(ctx, rb);
+ tcg_gen_andi_i64(tmp, vb, 0x3f);
+ tcg_gen_shl_i64(vc, va, tmp);
+ tcg_temp_free(tmp);
}
break;
case 0x3B:
/* INSQL */
- gen_ins_l(ra, rb, rc, islit, lit, 0xff);
+ gen_ins_l(ctx, vc, va, rb, islit, lit, 0xff);
break;
case 0x3C:
/* SRA */
- if (likely(rc != 31)) {
- if (ra != 31) {
- if (islit)
- tcg_gen_sari_i64(cpu_ir[rc], cpu_ir[ra], lit & 0x3f);
- else {
- TCGv shift = tcg_temp_new();
- tcg_gen_andi_i64(shift, cpu_ir[rb], 0x3f);
- tcg_gen_sar_i64(cpu_ir[rc], cpu_ir[ra], shift);
- tcg_temp_free(shift);
- }
- } else
- tcg_gen_movi_i64(cpu_ir[rc], 0);
+ if (islit) {
+ tcg_gen_sari_i64(vc, va, lit & 0x3f);
+ } else {
+ tmp = tcg_temp_new();
+ vb = load_gpr(ctx, rb);
+ tcg_gen_andi_i64(tmp, vb, 0x3f);
+ tcg_gen_sar_i64(vc, va, tmp);
+ tcg_temp_free(tmp);
}
break;
case 0x52:
/* MSKWH */
- gen_msk_h(ra, rb, rc, islit, lit, 0x03);
+ gen_msk_h(ctx, vc, va, rb, islit, lit, 0x03);
break;
case 0x57:
/* INSWH */
- gen_ins_h(ra, rb, rc, islit, lit, 0x03);
+ gen_ins_h(ctx, vc, va, rb, islit, lit, 0x03);
break;
case 0x5A:
/* EXTWH */
- gen_ext_h(ra, rb, rc, islit, lit, 0x03);
+ gen_ext_h(ctx, vc, va, rb, islit, lit, 0x03);
break;
case 0x62:
/* MSKLH */
- gen_msk_h(ra, rb, rc, islit, lit, 0x0f);
+ gen_msk_h(ctx, vc, va, rb, islit, lit, 0x0f);
break;
case 0x67:
/* INSLH */
- gen_ins_h(ra, rb, rc, islit, lit, 0x0f);
+ gen_ins_h(ctx, vc, va, rb, islit, lit, 0x0f);
break;
case 0x6A:
/* EXTLH */
- gen_ext_h(ra, rb, rc, islit, lit, 0x0f);
+ gen_ext_h(ctx, vc, va, rb, islit, lit, 0x0f);
break;
case 0x72:
/* MSKQH */
- gen_msk_h(ra, rb, rc, islit, lit, 0xff);
+ gen_msk_h(ctx, vc, va, rb, islit, lit, 0xff);
break;
case 0x77:
/* INSQH */
- gen_ins_h(ra, rb, rc, islit, lit, 0xff);
+ gen_ins_h(ctx, vc, va, rb, islit, lit, 0xff);
break;
case 0x7A:
/* EXTQH */
- gen_ext_h(ra, rb, rc, islit, lit, 0xff);
+ gen_ext_h(ctx, vc, va, rb, islit, lit, 0xff);
break;
default:
goto invalid_opc;
}
break;
+
case 0x13:
+ vc = dest_gpr(ctx, rc);
+ vb = load_gpr_lit(ctx, rb, lit, islit);
+ va = load_gpr(ctx, ra);
switch (fn7) {
case 0x00:
/* MULL */
- if (likely(rc != 31)) {
- if (ra == 31)
- tcg_gen_movi_i64(cpu_ir[rc], 0);
- else {
- if (islit)
- tcg_gen_muli_i64(cpu_ir[rc], cpu_ir[ra], lit);
- else
- tcg_gen_mul_i64(cpu_ir[rc], cpu_ir[ra], cpu_ir[rb]);
- tcg_gen_ext32s_i64(cpu_ir[rc], cpu_ir[rc]);
- }
- }
+ tcg_gen_mul_i64(vc, va, vb);
+ tcg_gen_ext32s_i64(vc, vc);
break;
case 0x20:
/* MULQ */
- if (likely(rc != 31)) {
- if (ra == 31)
- tcg_gen_movi_i64(cpu_ir[rc], 0);
- else if (islit)
- tcg_gen_muli_i64(cpu_ir[rc], cpu_ir[ra], lit);
- else
- tcg_gen_mul_i64(cpu_ir[rc], cpu_ir[ra], cpu_ir[rb]);
- }
+ tcg_gen_mul_i64(vc, va, vb);
break;
case 0x30:
/* UMULH */
- {
- TCGv low;
- if (unlikely(rc == 31)){
- break;
- }
- if (ra == 31) {
- tcg_gen_movi_i64(cpu_ir[rc], 0);
- break;
- }
- low = tcg_temp_new();
- if (islit) {
- tcg_gen_movi_tl(low, lit);
- tcg_gen_mulu2_i64(low, cpu_ir[rc], cpu_ir[ra], low);
- } else {
- tcg_gen_mulu2_i64(low, cpu_ir[rc], cpu_ir[ra], cpu_ir[rb]);
- }
- tcg_temp_free(low);
- }
+ tmp = tcg_temp_new();
+ tcg_gen_mulu2_i64(tmp, vc, va, vb);
+ tcg_temp_free(tmp);
break;
case 0x40:
/* MULL/V */
- gen_mullv(ra, rb, rc, islit, lit);
+ gen_helper_mullv(vc, cpu_env, va, vb);
break;
case 0x60:
/* MULQ/V */
- gen_mulqv(ra, rb, rc, islit, lit);
+ gen_helper_mulqv(vc, cpu_env, va, vb);
break;
default:
goto invalid_opc;
}
break;
+
case 0x14:
+ REQUIRE_TB_FLAG(TB_FLAGS_AMASK_FIX);
+ vc = dest_fpr(ctx, rc);
switch (fpfn) { /* fn11 & 0x3F */
case 0x04:
/* ITOFS */
- if ((ctx->tb->flags & TB_FLAGS_AMASK_FIX) == 0) {
- goto invalid_opc;
- }
- if (likely(rc != 31)) {
- if (ra != 31) {
- TCGv_i32 tmp = tcg_temp_new_i32();
- tcg_gen_trunc_i64_i32(tmp, cpu_ir[ra]);
- gen_helper_memory_to_s(cpu_fir[rc], tmp);
- tcg_temp_free_i32(tmp);
- } else
- tcg_gen_movi_i64(cpu_fir[rc], 0);
- }
+ REQUIRE_REG_31(rb);
+ t32 = tcg_temp_new_i32();
+ va = load_gpr(ctx, ra);
+ tcg_gen_trunc_i64_i32(t32, va);
+ gen_helper_memory_to_s(vc, t32);
+ tcg_temp_free_i32(t32);
break;
case 0x0A:
/* SQRTF */
- if (ctx->tb->flags & TB_FLAGS_AMASK_FIX) {
- gen_fsqrtf(rb, rc);
- break;
- }
- goto invalid_opc;
+ REQUIRE_REG_31(ra);
+ vb = load_fpr(ctx, rb);
+ gen_helper_sqrtf(vc, cpu_env, vb);
+ break;
case 0x0B:
/* SQRTS */
- if (ctx->tb->flags & TB_FLAGS_AMASK_FIX) {
- gen_fsqrts(ctx, rb, rc, fn11);
- break;
- }
- goto invalid_opc;
+ REQUIRE_REG_31(ra);
+ gen_fsqrts(ctx, rb, rc, fn11);
+ break;
case 0x14:
/* ITOFF */
- if ((ctx->tb->flags & TB_FLAGS_AMASK_FIX) == 0) {
- goto invalid_opc;
- }
- if (likely(rc != 31)) {
- if (ra != 31) {
- TCGv_i32 tmp = tcg_temp_new_i32();
- tcg_gen_trunc_i64_i32(tmp, cpu_ir[ra]);
- gen_helper_memory_to_f(cpu_fir[rc], tmp);
- tcg_temp_free_i32(tmp);
- } else
- tcg_gen_movi_i64(cpu_fir[rc], 0);
- }
+ REQUIRE_REG_31(rb);
+ t32 = tcg_temp_new_i32();
+ va = load_gpr(ctx, ra);
+ tcg_gen_trunc_i64_i32(t32, va);
+ gen_helper_memory_to_f(vc, t32);
+ tcg_temp_free_i32(t32);
break;
case 0x24:
/* ITOFT */
- if ((ctx->tb->flags & TB_FLAGS_AMASK_FIX) == 0) {
- goto invalid_opc;
- }
- if (likely(rc != 31)) {
- if (ra != 31)
- tcg_gen_mov_i64(cpu_fir[rc], cpu_ir[ra]);
- else
- tcg_gen_movi_i64(cpu_fir[rc], 0);
- }
+ REQUIRE_REG_31(rb);
+ va = load_gpr(ctx, ra);
+ tcg_gen_mov_i64(vc, va);
break;
case 0x2A:
/* SQRTG */
- if (ctx->tb->flags & TB_FLAGS_AMASK_FIX) {
- gen_fsqrtg(rb, rc);
- break;
- }
- goto invalid_opc;
+ REQUIRE_REG_31(ra);
+ vb = load_fpr(ctx, rb);
+ gen_helper_sqrtg(vc, cpu_env, vb);
+ break;
case 0x02B:
/* SQRTT */
- if (ctx->tb->flags & TB_FLAGS_AMASK_FIX) {
- gen_fsqrtt(ctx, rb, rc, fn11);
- break;
- }
- goto invalid_opc;
+ REQUIRE_REG_31(ra);
+ gen_fsqrtt(ctx, rb, rc, fn11);
+ break;
default:
goto invalid_opc;
}
break;
+
case 0x15:
/* VAX floating point */
/* XXX: rounding mode and trap are ignored (!) */
+ vc = dest_fpr(ctx, rc);
+ vb = load_fpr(ctx, rb);
+ va = load_fpr(ctx, ra);
switch (fpfn) { /* fn11 & 0x3F */
case 0x00:
/* ADDF */
- gen_faddf(ra, rb, rc);
+ gen_helper_addf(vc, cpu_env, va, vb);
break;
case 0x01:
/* SUBF */
- gen_fsubf(ra, rb, rc);
+ gen_helper_subf(vc, cpu_env, va, vb);
break;
case 0x02:
/* MULF */
- gen_fmulf(ra, rb, rc);
+ gen_helper_mulf(vc, cpu_env, va, vb);
break;
case 0x03:
/* DIVF */
- gen_fdivf(ra, rb, rc);
+ gen_helper_divf(vc, cpu_env, va, vb);
break;
case 0x1E:
- /* CVTDG */
-#if 0 // TODO
- gen_fcvtdg(rb, rc);
-#else
+ /* CVTDG -- TODO */
+ REQUIRE_REG_31(ra);
goto invalid_opc;
-#endif
- break;
case 0x20:
/* ADDG */
- gen_faddg(ra, rb, rc);
+ gen_helper_addg(vc, cpu_env, va, vb);
break;
case 0x21:
/* SUBG */
- gen_fsubg(ra, rb, rc);
+ gen_helper_subg(vc, cpu_env, va, vb);
break;
case 0x22:
/* MULG */
- gen_fmulg(ra, rb, rc);
+ gen_helper_mulg(vc, cpu_env, va, vb);
break;
case 0x23:
/* DIVG */
- gen_fdivg(ra, rb, rc);
+ gen_helper_divg(vc, cpu_env, va, vb);
break;
case 0x25:
/* CMPGEQ */
- gen_fcmpgeq(ra, rb, rc);
+ gen_helper_cmpgeq(vc, cpu_env, va, vb);
break;
case 0x26:
/* CMPGLT */
- gen_fcmpglt(ra, rb, rc);
+ gen_helper_cmpglt(vc, cpu_env, va, vb);
break;
case 0x27:
/* CMPGLE */
- gen_fcmpgle(ra, rb, rc);
+ gen_helper_cmpgle(vc, cpu_env, va, vb);
break;
case 0x2C:
/* CVTGF */
- gen_fcvtgf(rb, rc);
+ REQUIRE_REG_31(ra);
+ gen_helper_cvtgf(vc, cpu_env, vb);
break;
case 0x2D:
- /* CVTGD */
-#if 0 // TODO
- gen_fcvtgd(rb, rc);
-#else
+ /* CVTGD -- TODO */
+ REQUIRE_REG_31(ra);
goto invalid_opc;
-#endif
- break;
case 0x2F:
/* CVTGQ */
- gen_fcvtgq(rb, rc);
+ REQUIRE_REG_31(ra);
+ gen_helper_cvtgq(vc, cpu_env, vb);
break;
case 0x3C:
/* CVTQF */
- gen_fcvtqf(rb, rc);
+ REQUIRE_REG_31(ra);
+ gen_helper_cvtqf(vc, cpu_env, vb);
break;
case 0x3E:
/* CVTQG */
- gen_fcvtqg(rb, rc);
+ REQUIRE_REG_31(ra);
+ gen_helper_cvtqg(vc, cpu_env, vb);
break;
default:
goto invalid_opc;
}
break;
+
case 0x16:
/* IEEE floating-point */
switch (fpfn) { /* fn11 & 0x3F */
@@ -2708,6 +2124,7 @@ static ExitStatus translate_one(DisasContext *ctx, uint32_t insn)
gen_fcmptle(ctx, ra, rb, rc, fn11);
break;
case 0x2C:
+ REQUIRE_REG_31(ra);
if (fn11 == 0x2AC || fn11 == 0x6AC) {
/* CVTST */
gen_fcvtst(ctx, rb, rc, fn11);
@@ -2718,104 +2135,122 @@ static ExitStatus translate_one(DisasContext *ctx, uint32_t insn)
break;
case 0x2F:
/* CVTTQ */
+ REQUIRE_REG_31(ra);
gen_fcvttq(ctx, rb, rc, fn11);
break;
case 0x3C:
/* CVTQS */
+ REQUIRE_REG_31(ra);
gen_fcvtqs(ctx, rb, rc, fn11);
break;
case 0x3E:
/* CVTQT */
+ REQUIRE_REG_31(ra);
gen_fcvtqt(ctx, rb, rc, fn11);
break;
default:
goto invalid_opc;
}
break;
+
case 0x17:
switch (fn11) {
case 0x010:
/* CVTLQ */
- gen_fcvtlq(rb, rc);
+ REQUIRE_REG_31(ra);
+ vc = dest_fpr(ctx, rc);
+ vb = load_fpr(ctx, rb);
+ gen_fcvtlq(vc, vb);
break;
case 0x020:
- if (likely(rc != 31)) {
+ /* CPYS */
+ if (rc == 31) {
+ /* Special case CPYS as FNOP. */
+ } else {
+ vc = dest_fpr(ctx, rc);
+ va = load_fpr(ctx, ra);
if (ra == rb) {
- /* FMOV */
- if (ra == 31)
- tcg_gen_movi_i64(cpu_fir[rc], 0);
- else
- tcg_gen_mov_i64(cpu_fir[rc], cpu_fir[ra]);
+ /* Special case CPYS as FMOV. */
+ tcg_gen_mov_i64(vc, va);
} else {
- /* CPYS */
- gen_fcpys(ra, rb, rc);
+ vb = load_fpr(ctx, rb);
+ gen_cpy_mask(vc, va, vb, 0, 0x8000000000000000ULL);
}
}
break;
case 0x021:
/* CPYSN */
- gen_fcpysn(ra, rb, rc);
+ vc = dest_fpr(ctx, rc);
+ vb = load_fpr(ctx, rb);
+ va = load_fpr(ctx, ra);
+ gen_cpy_mask(vc, va, vb, 1, 0x8000000000000000ULL);
break;
case 0x022:
/* CPYSE */
- gen_fcpyse(ra, rb, rc);
+ vc = dest_fpr(ctx, rc);
+ vb = load_fpr(ctx, rb);
+ va = load_fpr(ctx, ra);
+ gen_cpy_mask(vc, va, vb, 0, 0xFFF0000000000000ULL);
break;
case 0x024:
/* MT_FPCR */
- if (likely(ra != 31))
- gen_helper_store_fpcr(cpu_env, cpu_fir[ra]);
- else {
- TCGv tmp = tcg_const_i64(0);
- gen_helper_store_fpcr(cpu_env, tmp);
- tcg_temp_free(tmp);
- }
+ va = load_fpr(ctx, ra);
+ gen_helper_store_fpcr(cpu_env, va);
break;
case 0x025:
/* MF_FPCR */
- if (likely(ra != 31))
- gen_helper_load_fpcr(cpu_fir[ra], cpu_env);
+ va = dest_fpr(ctx, ra);
+ gen_helper_load_fpcr(va, cpu_env);
break;
case 0x02A:
/* FCMOVEQ */
- gen_fcmov(TCG_COND_EQ, ra, rb, rc);
+ gen_fcmov(ctx, TCG_COND_EQ, ra, rb, rc);
break;
case 0x02B:
/* FCMOVNE */
- gen_fcmov(TCG_COND_NE, ra, rb, rc);
+ gen_fcmov(ctx, TCG_COND_NE, ra, rb, rc);
break;
case 0x02C:
/* FCMOVLT */
- gen_fcmov(TCG_COND_LT, ra, rb, rc);
+ gen_fcmov(ctx, TCG_COND_LT, ra, rb, rc);
break;
case 0x02D:
/* FCMOVGE */
- gen_fcmov(TCG_COND_GE, ra, rb, rc);
+ gen_fcmov(ctx, TCG_COND_GE, ra, rb, rc);
break;
case 0x02E:
/* FCMOVLE */
- gen_fcmov(TCG_COND_LE, ra, rb, rc);
+ gen_fcmov(ctx, TCG_COND_LE, ra, rb, rc);
break;
case 0x02F:
/* FCMOVGT */
- gen_fcmov(TCG_COND_GT, ra, rb, rc);
+ gen_fcmov(ctx, TCG_COND_GT, ra, rb, rc);
break;
case 0x030:
/* CVTQL */
- gen_fcvtql(rb, rc);
+ REQUIRE_REG_31(ra);
+ vc = dest_fpr(ctx, rc);
+ vb = load_fpr(ctx, rb);
+ gen_fcvtql(vc, vb);
break;
case 0x130:
/* CVTQL/V */
case 0x530:
/* CVTQL/SV */
+ REQUIRE_REG_31(ra);
/* ??? I'm pretty sure there's nothing that /sv needs to do that
/v doesn't do. The only thing I can think is that /sv is a
valid instruction merely for completeness in the ISA. */
- gen_fcvtql_v(ctx, rb, rc);
+ vc = dest_fpr(ctx, rc);
+ vb = load_fpr(ctx, rb);
+ gen_helper_fcvtql_v_input(cpu_env, vb);
+ gen_fcvtql(vc, vb);
break;
default:
goto invalid_opc;
}
break;
+
case 0x18:
switch ((uint16_t)disp16) {
case 0x0000:
@@ -2844,15 +2279,14 @@ static ExitStatus translate_one(DisasContext *ctx, uint32_t insn)
break;
case 0xC000:
/* RPCC */
- if (ra != 31) {
- if (use_icount) {
- gen_io_start();
- gen_helper_load_pcc(cpu_ir[ra], cpu_env);
- gen_io_end();
- ret = EXIT_PC_STALE;
- } else {
- gen_helper_load_pcc(cpu_ir[ra], cpu_env);
- }
+ va = dest_gpr(ctx, ra);
+ if (use_icount) {
+ gen_io_start();
+ gen_helper_load_pcc(va, cpu_env);
+ gen_io_end();
+ ret = EXIT_PC_STALE;
+ } else {
+ gen_helper_load_pcc(va, cpu_env);
}
break;
case 0xE000:
@@ -2874,58 +2308,55 @@ static ExitStatus translate_one(DisasContext *ctx, uint32_t insn)
goto invalid_opc;
}
break;
+
case 0x19:
/* HW_MFPR (PALcode) */
#ifndef CONFIG_USER_ONLY
- if (ctx->tb->flags & TB_FLAGS_PAL_MODE) {
- return gen_mfpr(ra, insn & 0xffff);
- }
-#endif
+ REQUIRE_TB_FLAG(TB_FLAGS_PAL_MODE);
+ va = dest_gpr(ctx, ra);
+ ret = gen_mfpr(va, insn & 0xffff);
+ break;
+#else
goto invalid_opc;
+#endif
+
case 0x1A:
/* JMP, JSR, RET, JSR_COROUTINE. These only differ by the branch
prediction stack action, which of course we don't implement. */
- if (rb != 31) {
- tcg_gen_andi_i64(cpu_pc, cpu_ir[rb], ~3);
- } else {
- tcg_gen_movi_i64(cpu_pc, 0);
- }
+ vb = load_gpr(ctx, rb);
+ tcg_gen_andi_i64(cpu_pc, vb, ~3);
if (ra != 31) {
tcg_gen_movi_i64(cpu_ir[ra], ctx->pc);
}
ret = EXIT_PC_UPDATED;
break;
+
case 0x1B:
/* HW_LD (PALcode) */
#ifndef CONFIG_USER_ONLY
- if (ctx->tb->flags & TB_FLAGS_PAL_MODE) {
- TCGv addr;
+ REQUIRE_TB_FLAG(TB_FLAGS_PAL_MODE);
+ {
+ TCGv addr = tcg_temp_new();
+ vb = load_gpr(ctx, rb);
+ va = dest_gpr(ctx, ra);
- if (ra == 31) {
- break;
- }
-
- addr = tcg_temp_new();
- if (rb != 31)
- tcg_gen_addi_i64(addr, cpu_ir[rb], disp12);
- else
- tcg_gen_movi_i64(addr, disp12);
+ tcg_gen_addi_i64(addr, vb, disp12);
switch ((insn >> 12) & 0xF) {
case 0x0:
/* Longword physical access (hw_ldl/p) */
- gen_helper_ldl_phys(cpu_ir[ra], cpu_env, addr);
+ gen_helper_ldl_phys(va, cpu_env, addr);
break;
case 0x1:
/* Quadword physical access (hw_ldq/p) */
- gen_helper_ldq_phys(cpu_ir[ra], cpu_env, addr);
+ gen_helper_ldq_phys(va, cpu_env, addr);
break;
case 0x2:
/* Longword physical access with lock (hw_ldl_l/p) */
- gen_helper_ldl_l_phys(cpu_ir[ra], cpu_env, addr);
+ gen_helper_ldl_l_phys(va, cpu_env, addr);
break;
case 0x3:
/* Quadword physical access with lock (hw_ldq_l/p) */
- gen_helper_ldq_l_phys(cpu_ir[ra], cpu_env, addr);
+ gen_helper_ldq_l_phys(va, cpu_env, addr);
break;
case 0x4:
/* Longword virtual PTE fetch (hw_ldl/v) */
@@ -2948,11 +2379,11 @@ static ExitStatus translate_one(DisasContext *ctx, uint32_t insn)
goto invalid_opc;
case 0xA:
/* Longword virtual access with protection check (hw_ldl/w) */
- tcg_gen_qemu_ld_i64(cpu_ir[ra], addr, MMU_KERNEL_IDX, MO_LESL);
+ tcg_gen_qemu_ld_i64(va, addr, MMU_KERNEL_IDX, MO_LESL);
break;
case 0xB:
/* Quadword virtual access with protection check (hw_ldq/w) */
- tcg_gen_qemu_ld_i64(cpu_ir[ra], addr, MMU_KERNEL_IDX, MO_LEQ);
+ tcg_gen_qemu_ld_i64(va, addr, MMU_KERNEL_IDX, MO_LEQ);
break;
case 0xC:
/* Longword virtual access with alt access mode (hw_ldl/a)*/
@@ -2963,282 +2394,215 @@ static ExitStatus translate_one(DisasContext *ctx, uint32_t insn)
case 0xE:
/* Longword virtual access with alternate access mode and
protection checks (hw_ldl/wa) */
- tcg_gen_qemu_ld_i64(cpu_ir[ra], addr, MMU_USER_IDX, MO_LESL);
+ tcg_gen_qemu_ld_i64(va, addr, MMU_USER_IDX, MO_LESL);
break;
case 0xF:
/* Quadword virtual access with alternate access mode and
protection checks (hw_ldq/wa) */
- tcg_gen_qemu_ld_i64(cpu_ir[ra], addr, MMU_USER_IDX, MO_LEQ);
+ tcg_gen_qemu_ld_i64(va, addr, MMU_USER_IDX, MO_LEQ);
break;
}
tcg_temp_free(addr);
break;
}
-#endif
+#else
goto invalid_opc;
+#endif
+
case 0x1C:
+ vc = dest_gpr(ctx, rc);
+ if (fn7 == 0x70) {
+ /* FTOIT */
+ REQUIRE_TB_FLAG(TB_FLAGS_AMASK_FIX);
+ REQUIRE_REG_31(rb);
+ va = load_fpr(ctx, ra);
+ tcg_gen_mov_i64(vc, va);
+ break;
+ } else if (fn7 == 0x78) {
+ /* FTOIS */
+ REQUIRE_TB_FLAG(TB_FLAGS_AMASK_FIX);
+ REQUIRE_REG_31(rb);
+ t32 = tcg_temp_new_i32();
+ va = load_fpr(ctx, ra);
+ gen_helper_s_to_memory(t32, va);
+ tcg_gen_ext_i32_i64(vc, t32);
+ tcg_temp_free_i32(t32);
+ break;
+ }
+
+ vb = load_gpr_lit(ctx, rb, lit, islit);
switch (fn7) {
case 0x00:
/* SEXTB */
- if ((ctx->tb->flags & TB_FLAGS_AMASK_BWX) == 0) {
- goto invalid_opc;
- }
- if (likely(rc != 31)) {
- if (islit)
- tcg_gen_movi_i64(cpu_ir[rc], (int64_t)((int8_t)lit));
- else
- tcg_gen_ext8s_i64(cpu_ir[rc], cpu_ir[rb]);
- }
+ REQUIRE_TB_FLAG(TB_FLAGS_AMASK_BWX);
+ REQUIRE_REG_31(ra);
+ tcg_gen_ext8s_i64(vc, vb);
break;
case 0x01:
/* SEXTW */
- if (ctx->tb->flags & TB_FLAGS_AMASK_BWX) {
- if (likely(rc != 31)) {
- if (islit) {
- tcg_gen_movi_i64(cpu_ir[rc], (int64_t)((int16_t)lit));
- } else {
- tcg_gen_ext16s_i64(cpu_ir[rc], cpu_ir[rb]);
- }
- }
- break;
- }
- goto invalid_opc;
+ REQUIRE_TB_FLAG(TB_FLAGS_AMASK_BWX);
+ REQUIRE_REG_31(ra);
+ tcg_gen_ext16s_i64(vc, vb);
+ break;
case 0x30:
/* CTPOP */
- if (ctx->tb->flags & TB_FLAGS_AMASK_CIX) {
- if (likely(rc != 31)) {
- if (islit) {
- tcg_gen_movi_i64(cpu_ir[rc], ctpop64(lit));
- } else {
- gen_helper_ctpop(cpu_ir[rc], cpu_ir[rb]);
- }
- }
- break;
- }
- goto invalid_opc;
+ REQUIRE_TB_FLAG(TB_FLAGS_AMASK_CIX);
+ REQUIRE_REG_31(ra);
+ gen_helper_ctpop(vc, vb);
+ break;
case 0x31:
/* PERR */
- if (ctx->tb->flags & TB_FLAGS_AMASK_MVI) {
- gen_perr(ra, rb, rc, islit, lit);
- break;
- }
- goto invalid_opc;
+ REQUIRE_TB_FLAG(TB_FLAGS_AMASK_MVI);
+ va = load_gpr(ctx, ra);
+ gen_helper_perr(vc, va, vb);
+ break;
case 0x32:
/* CTLZ */
- if (ctx->tb->flags & TB_FLAGS_AMASK_CIX) {
- if (likely(rc != 31)) {
- if (islit) {
- tcg_gen_movi_i64(cpu_ir[rc], clz64(lit));
- } else {
- gen_helper_ctlz(cpu_ir[rc], cpu_ir[rb]);
- }
- }
- break;
- }
- goto invalid_opc;
+ REQUIRE_TB_FLAG(TB_FLAGS_AMASK_CIX);
+ REQUIRE_REG_31(ra);
+ gen_helper_ctlz(vc, vb);
+ break;
case 0x33:
/* CTTZ */
- if (ctx->tb->flags & TB_FLAGS_AMASK_CIX) {
- if (likely(rc != 31)) {
- if (islit) {
- tcg_gen_movi_i64(cpu_ir[rc], ctz64(lit));
- } else {
- gen_helper_cttz(cpu_ir[rc], cpu_ir[rb]);
- }
- }
- break;
- }
- goto invalid_opc;
+ REQUIRE_TB_FLAG(TB_FLAGS_AMASK_CIX);
+ REQUIRE_REG_31(ra);
+ gen_helper_cttz(vc, vb);
+ break;
case 0x34:
/* UNPKBW */
- if (ctx->tb->flags & TB_FLAGS_AMASK_MVI) {
- if (real_islit || ra != 31) {
- goto invalid_opc;
- }
- gen_unpkbw(rb, rc);
- break;
- }
- goto invalid_opc;
+ REQUIRE_TB_FLAG(TB_FLAGS_AMASK_MVI);
+ REQUIRE_REG_31(ra);
+ gen_helper_unpkbw(vc, vb);
+ break;
case 0x35:
/* UNPKBL */
- if (ctx->tb->flags & TB_FLAGS_AMASK_MVI) {
- if (real_islit || ra != 31) {
- goto invalid_opc;
- }
- gen_unpkbl(rb, rc);
- break;
- }
- goto invalid_opc;
+ REQUIRE_TB_FLAG(TB_FLAGS_AMASK_MVI);
+ REQUIRE_REG_31(ra);
+ gen_helper_unpkbl(vc, vb);
+ break;
case 0x36:
/* PKWB */
- if (ctx->tb->flags & TB_FLAGS_AMASK_MVI) {
- if (real_islit || ra != 31) {
- goto invalid_opc;
- }
- gen_pkwb(rb, rc);
- break;
- }
- goto invalid_opc;
+ REQUIRE_TB_FLAG(TB_FLAGS_AMASK_MVI);
+ REQUIRE_REG_31(ra);
+ gen_helper_pkwb(vc, vb);
+ break;
case 0x37:
/* PKLB */
- if (ctx->tb->flags & TB_FLAGS_AMASK_MVI) {
- if (real_islit || ra != 31) {
- goto invalid_opc;
- }
- gen_pklb(rb, rc);
- break;
- }
- goto invalid_opc;
+ REQUIRE_TB_FLAG(TB_FLAGS_AMASK_MVI);
+ REQUIRE_REG_31(ra);
+ gen_helper_pklb(vc, vb);
+ break;
case 0x38:
/* MINSB8 */
- if (ctx->tb->flags & TB_FLAGS_AMASK_MVI) {
- gen_minsb8(ra, rb, rc, islit, lit);
- break;
- }
- goto invalid_opc;
+ REQUIRE_TB_FLAG(TB_FLAGS_AMASK_MVI);
+ va = load_gpr(ctx, ra);
+ gen_helper_minsb8(vc, va, vb);
+ break;
case 0x39:
/* MINSW4 */
- if (ctx->tb->flags & TB_FLAGS_AMASK_MVI) {
- gen_minsw4(ra, rb, rc, islit, lit);
- break;
- }
- goto invalid_opc;
+ REQUIRE_TB_FLAG(TB_FLAGS_AMASK_MVI);
+ va = load_gpr(ctx, ra);
+ gen_helper_minsw4(vc, va, vb);
+ break;
case 0x3A:
/* MINUB8 */
- if (ctx->tb->flags & TB_FLAGS_AMASK_MVI) {
- gen_minub8(ra, rb, rc, islit, lit);
- break;
- }
- goto invalid_opc;
+ REQUIRE_TB_FLAG(TB_FLAGS_AMASK_MVI);
+ va = load_gpr(ctx, ra);
+ gen_helper_minub8(vc, va, vb);
+ break;
case 0x3B:
/* MINUW4 */
- if (ctx->tb->flags & TB_FLAGS_AMASK_MVI) {
- gen_minuw4(ra, rb, rc, islit, lit);
- break;
- }
- goto invalid_opc;
+ REQUIRE_TB_FLAG(TB_FLAGS_AMASK_MVI);
+ va = load_gpr(ctx, ra);
+ gen_helper_minuw4(vc, va, vb);
+ break;
case 0x3C:
/* MAXUB8 */
- if (ctx->tb->flags & TB_FLAGS_AMASK_MVI) {
- gen_maxub8(ra, rb, rc, islit, lit);
- break;
- }
- goto invalid_opc;
+ REQUIRE_TB_FLAG(TB_FLAGS_AMASK_MVI);
+ va = load_gpr(ctx, ra);
+ gen_helper_maxub8(vc, va, vb);
+ break;
case 0x3D:
/* MAXUW4 */
- if (ctx->tb->flags & TB_FLAGS_AMASK_MVI) {
- gen_maxuw4(ra, rb, rc, islit, lit);
- break;
- }
- goto invalid_opc;
+ REQUIRE_TB_FLAG(TB_FLAGS_AMASK_MVI);
+ va = load_gpr(ctx, ra);
+ gen_helper_maxuw4(vc, va, vb);
+ break;
case 0x3E:
/* MAXSB8 */
- if (ctx->tb->flags & TB_FLAGS_AMASK_MVI) {
- gen_maxsb8(ra, rb, rc, islit, lit);
- break;
- }
- goto invalid_opc;
+ REQUIRE_TB_FLAG(TB_FLAGS_AMASK_MVI);
+ va = load_gpr(ctx, ra);
+ gen_helper_maxsb8(vc, va, vb);
+ break;
case 0x3F:
/* MAXSW4 */
- if (ctx->tb->flags & TB_FLAGS_AMASK_MVI) {
- gen_maxsw4(ra, rb, rc, islit, lit);
- break;
- }
- goto invalid_opc;
- case 0x70:
- /* FTOIT */
- if ((ctx->tb->flags & TB_FLAGS_AMASK_FIX) == 0) {
- goto invalid_opc;
- }
- if (likely(rc != 31)) {
- if (ra != 31)
- tcg_gen_mov_i64(cpu_ir[rc], cpu_fir[ra]);
- else
- tcg_gen_movi_i64(cpu_ir[rc], 0);
- }
- break;
- case 0x78:
- /* FTOIS */
- if ((ctx->tb->flags & TB_FLAGS_AMASK_FIX) == 0) {
- goto invalid_opc;
- }
- if (rc != 31) {
- TCGv_i32 tmp1 = tcg_temp_new_i32();
- if (ra != 31)
- gen_helper_s_to_memory(tmp1, cpu_fir[ra]);
- else {
- TCGv tmp2 = tcg_const_i64(0);
- gen_helper_s_to_memory(tmp1, tmp2);
- tcg_temp_free(tmp2);
- }
- tcg_gen_ext_i32_i64(cpu_ir[rc], tmp1);
- tcg_temp_free_i32(tmp1);
- }
+ REQUIRE_TB_FLAG(TB_FLAGS_AMASK_MVI);
+ va = load_gpr(ctx, ra);
+ gen_helper_maxsw4(vc, va, vb);
break;
default:
goto invalid_opc;
}
break;
+
case 0x1D:
/* HW_MTPR (PALcode) */
#ifndef CONFIG_USER_ONLY
- if (ctx->tb->flags & TB_FLAGS_PAL_MODE) {
- return gen_mtpr(ctx, rb, insn & 0xffff);
- }
-#endif
+ REQUIRE_TB_FLAG(TB_FLAGS_PAL_MODE);
+ vb = load_gpr(ctx, rb);
+ ret = gen_mtpr(ctx, vb, insn & 0xffff);
+ break;
+#else
goto invalid_opc;
+#endif
+
case 0x1E:
/* HW_RET (PALcode) */
#ifndef CONFIG_USER_ONLY
- if (ctx->tb->flags & TB_FLAGS_PAL_MODE) {
- if (rb == 31) {
- /* Pre-EV6 CPUs interpreted this as HW_REI, loading the return
- address from EXC_ADDR. This turns out to be useful for our
- emulation PALcode, so continue to accept it. */
- TCGv tmp = tcg_temp_new();
- tcg_gen_ld_i64(tmp, cpu_env, offsetof(CPUAlphaState, exc_addr));
- gen_helper_hw_ret(cpu_env, tmp);
- tcg_temp_free(tmp);
- } else {
- gen_helper_hw_ret(cpu_env, cpu_ir[rb]);
- }
- ret = EXIT_PC_UPDATED;
- break;
+ REQUIRE_TB_FLAG(TB_FLAGS_PAL_MODE);
+ if (rb == 31) {
+ /* Pre-EV6 CPUs interpreted this as HW_REI, loading the return
+ address from EXC_ADDR. This turns out to be useful for our
+ emulation PALcode, so continue to accept it. */
+ tmp = tcg_temp_new();
+ tcg_gen_ld_i64(tmp, cpu_env, offsetof(CPUAlphaState, exc_addr));
+ gen_helper_hw_ret(cpu_env, tmp);
+ tcg_temp_free(tmp);
+ } else {
+ gen_helper_hw_ret(cpu_env, load_gpr(ctx, rb));
}
-#endif
+ ret = EXIT_PC_UPDATED;
+ break;
+#else
goto invalid_opc;
+#endif
+
case 0x1F:
/* HW_ST (PALcode) */
#ifndef CONFIG_USER_ONLY
- if (ctx->tb->flags & TB_FLAGS_PAL_MODE) {
- TCGv addr, val;
- addr = tcg_temp_new();
- if (rb != 31)
- tcg_gen_addi_i64(addr, cpu_ir[rb], disp12);
- else
- tcg_gen_movi_i64(addr, disp12);
- if (ra != 31)
- val = cpu_ir[ra];
- else {
- val = tcg_temp_new();
- tcg_gen_movi_i64(val, 0);
- }
+ REQUIRE_TB_FLAG(TB_FLAGS_PAL_MODE);
+ {
+ TCGv addr = tcg_temp_new();
+ va = load_gpr(ctx, ra);
+ vb = load_gpr(ctx, rb);
+
+ tcg_gen_addi_i64(addr, vb, disp12);
switch ((insn >> 12) & 0xF) {
case 0x0:
/* Longword physical access */
- gen_helper_stl_phys(cpu_env, addr, val);
+ gen_helper_stl_phys(cpu_env, addr, va);
break;
case 0x1:
/* Quadword physical access */
- gen_helper_stq_phys(cpu_env, addr, val);
+ gen_helper_stq_phys(cpu_env, addr, va);
break;
case 0x2:
/* Longword physical access with lock */
- gen_helper_stl_c_phys(val, cpu_env, addr, val);
+ gen_helper_stl_c_phys(dest_gpr(ctx, ra), cpu_env, addr, va);
break;
case 0x3:
/* Quadword physical access with lock */
- gen_helper_stq_c_phys(val, cpu_env, addr, val);
+ gen_helper_stq_c_phys(dest_gpr(ctx, ra), cpu_env, addr, va);
break;
case 0x4:
/* Longword virtual access */
@@ -3277,13 +2641,12 @@ static ExitStatus translate_one(DisasContext *ctx, uint32_t insn)
/* Invalid */
goto invalid_opc;
}
- if (ra == 31)
- tcg_temp_free(val);
tcg_temp_free(addr);
break;
}
-#endif
+#else
goto invalid_opc;
+#endif
case 0x20:
/* LDF */
gen_load_mem(ctx, &gen_qemu_ldf, ra, rb, disp16, 1, 0);
@@ -3483,8 +2846,9 @@ static inline void gen_intermediate_code_internal(AlphaCPU *cpu,
tcg_ctx.gen_opc_instr_start[lj] = 1;
tcg_ctx.gen_opc_icount[lj] = num_insns;
}
- if (num_insns + 1 == max_insns && (tb->cflags & CF_LAST_IO))
+ if (num_insns + 1 == max_insns && (tb->cflags & CF_LAST_IO)) {
gen_io_start();
+ }
insn = cpu_ldl_code(env, ctx.pc);
num_insns++;
@@ -3492,9 +2856,24 @@ static inline void gen_intermediate_code_internal(AlphaCPU *cpu,
tcg_gen_debug_insn_start(ctx.pc);
}
+ TCGV_UNUSED_I64(ctx.zero);
+ TCGV_UNUSED_I64(ctx.sink);
+ TCGV_UNUSED_I64(ctx.lit);
+
ctx.pc += 4;
ret = translate_one(ctxp, insn);
+ if (!TCGV_IS_UNUSED_I64(ctx.sink)) {
+ tcg_gen_discard_i64(ctx.sink);
+ tcg_temp_free(ctx.sink);
+ }
+ if (!TCGV_IS_UNUSED_I64(ctx.zero)) {
+ tcg_temp_free(ctx.zero);
+ }
+ if (!TCGV_IS_UNUSED_I64(ctx.lit)) {
+ tcg_temp_free(ctx.lit);
+ }
+
/* If we reach a page boundary, are single stepping,
or exhaust instruction count, stop generation. */
if (ret == NO_EXIT
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-16 00:29:20 +0000