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[PATCH v4 01/27] target/s390x: Use tcg_constant_* in local contexts
|
From: |
Richard Henderson |
|
Subject: |
[PATCH v4 01/27] target/s390x: Use tcg_constant_* in local contexts |
|
Date: |
Mon, 20 Feb 2023 08:40:26 -1000 |
Replace tcg_const_* with tcg_constant_* in contexts
where the free to remove is nearby.
Reviewed-by: Ilya Leoshkevich <iii@linux.ibm.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
target/s390x/tcg/translate.c | 410 +++++++++++++----------------------
1 file changed, 147 insertions(+), 263 deletions(-)
diff --git a/target/s390x/tcg/translate.c b/target/s390x/tcg/translate.c
index ac5bd98f04..35e844ef3c 100644
--- a/target/s390x/tcg/translate.c
+++ b/target/s390x/tcg/translate.c
@@ -171,8 +171,6 @@ static uint64_t inline_branch_miss[CC_OP_MAX];
static void pc_to_link_info(TCGv_i64 out, DisasContext *s, uint64_t pc)
{
- TCGv_i64 tmp;
-
if (s->base.tb->flags & FLAG_MASK_32) {
if (s->base.tb->flags & FLAG_MASK_64) {
tcg_gen_movi_i64(out, pc);
@@ -181,9 +179,7 @@ static void pc_to_link_info(TCGv_i64 out, DisasContext *s,
uint64_t pc)
pc |= 0x80000000;
}
assert(!(s->base.tb->flags & FLAG_MASK_64));
- tmp = tcg_const_i64(pc);
- tcg_gen_deposit_i64(out, out, tmp, 0, 32);
- tcg_temp_free_i64(tmp);
+ tcg_gen_deposit_i64(out, out, tcg_constant_i64(pc), 0, 32);
}
static TCGv_i64 psw_addr;
@@ -360,11 +356,8 @@ static void per_branch(DisasContext *s, bool to_next)
tcg_gen_movi_i64(gbea, s->base.pc_next);
if (s->base.tb->flags & FLAG_MASK_PER) {
- TCGv_i64 next_pc = to_next ? tcg_const_i64(s->pc_tmp) : psw_addr;
+ TCGv_i64 next_pc = to_next ? tcg_constant_i64(s->pc_tmp) : psw_addr;
gen_helper_per_branch(cpu_env, gbea, next_pc);
- if (to_next) {
- tcg_temp_free_i64(next_pc);
- }
}
#endif
}
@@ -382,9 +375,8 @@ static void per_branch_cond(DisasContext *s, TCGCond cond,
gen_set_label(lab);
} else {
- TCGv_i64 pc = tcg_const_i64(s->base.pc_next);
+ TCGv_i64 pc = tcg_constant_i64(s->base.pc_next);
tcg_gen_movcond_i64(cond, gbea, arg1, arg2, gbea, pc);
- tcg_temp_free_i64(pc);
}
#endif
}
@@ -438,23 +430,17 @@ static int get_mem_index(DisasContext *s)
static void gen_exception(int excp)
{
- TCGv_i32 tmp = tcg_const_i32(excp);
- gen_helper_exception(cpu_env, tmp);
- tcg_temp_free_i32(tmp);
+ gen_helper_exception(cpu_env, tcg_constant_i32(excp));
}
static void gen_program_exception(DisasContext *s, int code)
{
- TCGv_i32 tmp;
+ /* Remember what pgm exeption this was. */
+ tcg_gen_st_i32(tcg_constant_i32(code), cpu_env,
+ offsetof(CPUS390XState, int_pgm_code));
- /* Remember what pgm exception this was. */
- tmp = tcg_const_i32(code);
- tcg_gen_st_i32(tmp, cpu_env, offsetof(CPUS390XState, int_pgm_code));
- tcg_temp_free_i32(tmp);
-
- tmp = tcg_const_i32(s->ilen);
- tcg_gen_st_i32(tmp, cpu_env, offsetof(CPUS390XState, int_pgm_ilen));
- tcg_temp_free_i32(tmp);
+ tcg_gen_st_i32(tcg_constant_i32(s->ilen), cpu_env,
+ offsetof(CPUS390XState, int_pgm_ilen));
/* update the psw */
update_psw_addr(s);
@@ -473,9 +459,7 @@ static inline void gen_illegal_opcode(DisasContext *s)
static inline void gen_data_exception(uint8_t dxc)
{
- TCGv_i32 tmp = tcg_const_i32(dxc);
- gen_helper_data_exception(cpu_env, tmp);
- tcg_temp_free_i32(tmp);
+ gen_helper_data_exception(cpu_env, tcg_constant_i32(dxc));
}
static inline void gen_trap(DisasContext *s)
@@ -596,13 +580,13 @@ static void gen_op_calc_cc(DisasContext *s)
switch (s->cc_op) {
default:
- dummy = tcg_const_i64(0);
+ dummy = tcg_constant_i64(0);
/* FALLTHRU */
case CC_OP_ADD_64:
case CC_OP_SUB_64:
case CC_OP_ADD_32:
case CC_OP_SUB_32:
- local_cc_op = tcg_const_i32(s->cc_op);
+ local_cc_op = tcg_constant_i32(s->cc_op);
break;
case CC_OP_CONST0:
case CC_OP_CONST1:
@@ -675,13 +659,6 @@ static void gen_op_calc_cc(DisasContext *s)
tcg_abort();
}
- if (local_cc_op) {
- tcg_temp_free_i32(local_cc_op);
- }
- if (dummy) {
- tcg_temp_free_i64(dummy);
- }
-
/* We now have cc in cc_op as constant */
set_cc_static(s);
}
@@ -1300,9 +1277,9 @@ static DisasJumpType help_branch(DisasContext *s,
DisasCompare *c,
Most commonly we're single-stepping or some other condition that
disables all use of goto_tb. Just update the PC and exit. */
- TCGv_i64 next = tcg_const_i64(s->pc_tmp);
+ TCGv_i64 next = tcg_constant_i64(s->pc_tmp);
if (is_imm) {
- cdest = tcg_const_i64(dest);
+ cdest = tcg_constant_i64(dest);
}
if (c->is_64) {
@@ -1312,21 +1289,15 @@ static DisasJumpType help_branch(DisasContext *s,
DisasCompare *c,
} else {
TCGv_i32 t0 = tcg_temp_new_i32();
TCGv_i64 t1 = tcg_temp_new_i64();
- TCGv_i64 z = tcg_const_i64(0);
+ TCGv_i64 z = tcg_constant_i64(0);
tcg_gen_setcond_i32(c->cond, t0, c->u.s32.a, c->u.s32.b);
tcg_gen_extu_i32_i64(t1, t0);
tcg_temp_free_i32(t0);
tcg_gen_movcond_i64(TCG_COND_NE, psw_addr, t1, z, cdest, next);
per_branch_cond(s, TCG_COND_NE, t1, z);
tcg_temp_free_i64(t1);
- tcg_temp_free_i64(z);
}
- if (is_imm) {
- tcg_temp_free_i64(cdest);
- }
- tcg_temp_free_i64(next);
-
ret = DISAS_PC_UPDATED;
}
@@ -1410,10 +1381,9 @@ static DisasJumpType op_addc64(DisasContext *s, DisasOps
*o)
{
compute_carry(s);
- TCGv_i64 zero = tcg_const_i64(0);
+ TCGv_i64 zero = tcg_constant_i64(0);
tcg_gen_add2_i64(o->out, cc_src, o->in1, zero, cc_src, zero);
tcg_gen_add2_i64(o->out, cc_src, o->out, cc_src, o->in2, zero);
- tcg_temp_free_i64(zero);
return DISAS_NEXT;
}
@@ -2092,9 +2062,8 @@ static DisasJumpType op_clc(DisasContext *s, DisasOps *o)
tcg_gen_qemu_ld64(cc_dst, o->in2, get_mem_index(s));
break;
default:
- vl = tcg_const_i32(l);
+ vl = tcg_constant_i32(l);
gen_helper_clc(cc_op, cpu_env, vl, o->addr1, o->in2);
- tcg_temp_free_i32(vl);
set_cc_static(s);
return DISAS_NEXT;
}
@@ -2114,11 +2083,9 @@ static DisasJumpType op_clcl(DisasContext *s, DisasOps
*o)
return DISAS_NORETURN;
}
- t1 = tcg_const_i32(r1);
- t2 = tcg_const_i32(r2);
+ t1 = tcg_constant_i32(r1);
+ t2 = tcg_constant_i32(r2);
gen_helper_clcl(cc_op, cpu_env, t1, t2);
- tcg_temp_free_i32(t1);
- tcg_temp_free_i32(t2);
set_cc_static(s);
return DISAS_NEXT;
}
@@ -2135,11 +2102,9 @@ static DisasJumpType op_clcle(DisasContext *s, DisasOps
*o)
return DISAS_NORETURN;
}
- t1 = tcg_const_i32(r1);
- t3 = tcg_const_i32(r3);
+ t1 = tcg_constant_i32(r1);
+ t3 = tcg_constant_i32(r3);
gen_helper_clcle(cc_op, cpu_env, t1, o->in2, t3);
- tcg_temp_free_i32(t1);
- tcg_temp_free_i32(t3);
set_cc_static(s);
return DISAS_NEXT;
}
@@ -2156,24 +2121,22 @@ static DisasJumpType op_clclu(DisasContext *s, DisasOps
*o)
return DISAS_NORETURN;
}
- t1 = tcg_const_i32(r1);
- t3 = tcg_const_i32(r3);
+ t1 = tcg_constant_i32(r1);
+ t3 = tcg_constant_i32(r3);
gen_helper_clclu(cc_op, cpu_env, t1, o->in2, t3);
- tcg_temp_free_i32(t1);
- tcg_temp_free_i32(t3);
set_cc_static(s);
return DISAS_NEXT;
}
static DisasJumpType op_clm(DisasContext *s, DisasOps *o)
{
- TCGv_i32 m3 = tcg_const_i32(get_field(s, m3));
+ TCGv_i32 m3 = tcg_constant_i32(get_field(s, m3));
TCGv_i32 t1 = tcg_temp_new_i32();
+
tcg_gen_extrl_i64_i32(t1, o->in1);
gen_helper_clm(cc_op, cpu_env, t1, m3, o->in2);
set_cc_static(s);
tcg_temp_free_i32(t1);
- tcg_temp_free_i32(m3);
return DISAS_NEXT;
}
@@ -2251,14 +2214,13 @@ static DisasJumpType op_cdsg(DisasContext *s, DisasOps
*o)
static DisasJumpType op_csst(DisasContext *s, DisasOps *o)
{
int r3 = get_field(s, r3);
- TCGv_i32 t_r3 = tcg_const_i32(r3);
+ TCGv_i32 t_r3 = tcg_constant_i32(r3);
if (tb_cflags(s->base.tb) & CF_PARALLEL) {
gen_helper_csst_parallel(cc_op, cpu_env, t_r3, o->addr1, o->in2);
} else {
gen_helper_csst(cc_op, cpu_env, t_r3, o->addr1, o->in2);
}
- tcg_temp_free_i32(t_r3);
set_cc_static(s);
return DISAS_NEXT;
@@ -2356,9 +2318,9 @@ static DisasJumpType op_cuXX(DisasContext *s, DisasOps *o)
m3 = 0;
}
- tr1 = tcg_const_i32(r1);
- tr2 = tcg_const_i32(r2);
- chk = tcg_const_i32(m3);
+ tr1 = tcg_constant_i32(r1);
+ tr2 = tcg_constant_i32(r2);
+ chk = tcg_constant_i32(m3);
switch (s->insn->data) {
case 12:
@@ -2383,9 +2345,6 @@ static DisasJumpType op_cuXX(DisasContext *s, DisasOps *o)
g_assert_not_reached();
}
- tcg_temp_free_i32(tr1);
- tcg_temp_free_i32(tr2);
- tcg_temp_free_i32(chk);
set_cc_static(s);
return DISAS_NEXT;
}
@@ -2393,15 +2352,11 @@ static DisasJumpType op_cuXX(DisasContext *s, DisasOps
*o)
#ifndef CONFIG_USER_ONLY
static DisasJumpType op_diag(DisasContext *s, DisasOps *o)
{
- TCGv_i32 r1 = tcg_const_i32(get_field(s, r1));
- TCGv_i32 r3 = tcg_const_i32(get_field(s, r3));
- TCGv_i32 func_code = tcg_const_i32(get_field(s, i2));
+ TCGv_i32 r1 = tcg_constant_i32(get_field(s, r1));
+ TCGv_i32 r3 = tcg_constant_i32(get_field(s, r3));
+ TCGv_i32 func_code = tcg_constant_i32(get_field(s, i2));
gen_helper_diag(cpu_env, r1, r3, func_code);
-
- tcg_temp_free_i32(func_code);
- tcg_temp_free_i32(r3);
- tcg_temp_free_i32(r1);
return DISAS_NEXT;
}
#endif
@@ -2512,18 +2467,13 @@ static DisasJumpType op_ex(DisasContext *s, DisasOps *o)
update_cc_op(s);
if (r1 == 0) {
- v1 = tcg_const_i64(0);
+ v1 = tcg_constant_i64(0);
} else {
v1 = regs[r1];
}
- ilen = tcg_const_i32(s->ilen);
+ ilen = tcg_constant_i32(s->ilen);
gen_helper_ex(cpu_env, ilen, v1, o->in2);
- tcg_temp_free_i32(ilen);
-
- if (r1 == 0) {
- tcg_temp_free_i64(v1);
- }
return DISAS_PC_CC_UPDATED;
}
@@ -2674,12 +2624,11 @@ static DisasJumpType op_idte(DisasContext *s, DisasOps
*o)
TCGv_i32 m4;
if (s390_has_feat(S390_FEAT_LOCAL_TLB_CLEARING)) {
- m4 = tcg_const_i32(get_field(s, m4));
+ m4 = tcg_constant_i32(get_field(s, m4));
} else {
- m4 = tcg_const_i32(0);
+ m4 = tcg_constant_i32(0);
}
gen_helper_idte(cpu_env, o->in1, o->in2, m4);
- tcg_temp_free_i32(m4);
return DISAS_NEXT;
}
@@ -2688,12 +2637,11 @@ static DisasJumpType op_ipte(DisasContext *s, DisasOps
*o)
TCGv_i32 m4;
if (s390_has_feat(S390_FEAT_LOCAL_TLB_CLEARING)) {
- m4 = tcg_const_i32(get_field(s, m4));
+ m4 = tcg_constant_i32(get_field(s, m4));
} else {
- m4 = tcg_const_i32(0);
+ m4 = tcg_constant_i32(0);
}
gen_helper_ipte(cpu_env, o->in1, o->in2, m4);
- tcg_temp_free_i32(m4);
return DISAS_NEXT;
}
@@ -2749,16 +2697,12 @@ static DisasJumpType op_msa(DisasContext *s, DisasOps
*o)
g_assert_not_reached();
};
- t_r1 = tcg_const_i32(r1);
- t_r2 = tcg_const_i32(r2);
- t_r3 = tcg_const_i32(r3);
- type = tcg_const_i32(s->insn->data);
+ t_r1 = tcg_constant_i32(r1);
+ t_r2 = tcg_constant_i32(r2);
+ t_r3 = tcg_constant_i32(r3);
+ type = tcg_constant_i32(s->insn->data);
gen_helper_msa(cc_op, cpu_env, t_r1, t_r2, t_r3, type);
set_cc_static(s);
- tcg_temp_free_i32(t_r1);
- tcg_temp_free_i32(t_r2);
- tcg_temp_free_i32(t_r3);
- tcg_temp_free_i32(type);
return DISAS_NEXT;
}
@@ -3017,10 +2961,9 @@ static DisasJumpType op_loc(DisasContext *s, DisasOps *o)
tcg_gen_extu_i32_i64(t, t32);
tcg_temp_free_i32(t32);
- z = tcg_const_i64(0);
+ z = tcg_constant_i64(0);
tcg_gen_movcond_i64(TCG_COND_NE, o->out, t, z, o->in2, o->in1);
tcg_temp_free_i64(t);
- tcg_temp_free_i64(z);
}
return DISAS_NEXT;
@@ -3029,11 +2972,10 @@ static DisasJumpType op_loc(DisasContext *s, DisasOps
*o)
#ifndef CONFIG_USER_ONLY
static DisasJumpType op_lctl(DisasContext *s, DisasOps *o)
{
- TCGv_i32 r1 = tcg_const_i32(get_field(s, r1));
- TCGv_i32 r3 = tcg_const_i32(get_field(s, r3));
+ TCGv_i32 r1 = tcg_constant_i32(get_field(s, r1));
+ TCGv_i32 r3 = tcg_constant_i32(get_field(s, r3));
+
gen_helper_lctl(cpu_env, r1, o->in2, r3);
- tcg_temp_free_i32(r1);
- tcg_temp_free_i32(r3);
/* Exit to main loop to reevaluate s390_cpu_exec_interrupt. */
s->exit_to_mainloop = true;
return DISAS_TOO_MANY;
@@ -3041,11 +2983,10 @@ static DisasJumpType op_lctl(DisasContext *s, DisasOps
*o)
static DisasJumpType op_lctlg(DisasContext *s, DisasOps *o)
{
- TCGv_i32 r1 = tcg_const_i32(get_field(s, r1));
- TCGv_i32 r3 = tcg_const_i32(get_field(s, r3));
+ TCGv_i32 r1 = tcg_constant_i32(get_field(s, r1));
+ TCGv_i32 r3 = tcg_constant_i32(get_field(s, r3));
+
gen_helper_lctlg(cpu_env, r1, o->in2, r3);
- tcg_temp_free_i32(r1);
- tcg_temp_free_i32(r3);
/* Exit to main loop to reevaluate s390_cpu_exec_interrupt. */
s->exit_to_mainloop = true;
return DISAS_TOO_MANY;
@@ -3105,11 +3046,10 @@ static DisasJumpType op_lpswe(DisasContext *s, DisasOps
*o)
static DisasJumpType op_lam(DisasContext *s, DisasOps *o)
{
- TCGv_i32 r1 = tcg_const_i32(get_field(s, r1));
- TCGv_i32 r3 = tcg_const_i32(get_field(s, r3));
+ TCGv_i32 r1 = tcg_constant_i32(get_field(s, r1));
+ TCGv_i32 r3 = tcg_constant_i32(get_field(s, r3));
+
gen_helper_lam(cpu_env, r1, o->in2, r3);
- tcg_temp_free_i32(r1);
- tcg_temp_free_i32(r3);
return DISAS_NEXT;
}
@@ -3319,9 +3259,6 @@ static DisasJumpType op_lcbb(DisasContext *s, DisasOps *o)
static DisasJumpType op_mc(DisasContext *s, DisasOps *o)
{
-#if !defined(CONFIG_USER_ONLY)
- TCGv_i32 i2;
-#endif
const uint16_t monitor_class = get_field(s, i2);
if (monitor_class & 0xff00) {
@@ -3330,9 +3267,8 @@ static DisasJumpType op_mc(DisasContext *s, DisasOps *o)
}
#if !defined(CONFIG_USER_ONLY)
- i2 = tcg_const_i32(monitor_class);
- gen_helper_monitor_call(cpu_env, o->addr1, i2);
- tcg_temp_free_i32(i2);
+ gen_helper_monitor_call(cpu_env, o->addr1,
+ tcg_constant_i32(monitor_class));
#endif
/* Defaults to a NOP. */
return DISAS_NEXT;
@@ -3396,9 +3332,9 @@ static DisasJumpType op_movx(DisasContext *s, DisasOps *o)
static DisasJumpType op_mvc(DisasContext *s, DisasOps *o)
{
- TCGv_i32 l = tcg_const_i32(get_field(s, l1));
+ TCGv_i32 l = tcg_constant_i32(get_field(s, l1));
+
gen_helper_mvc(cpu_env, l, o->addr1, o->in2);
- tcg_temp_free_i32(l);
return DISAS_NEXT;
}
@@ -3410,9 +3346,9 @@ static DisasJumpType op_mvcrl(DisasContext *s, DisasOps
*o)
static DisasJumpType op_mvcin(DisasContext *s, DisasOps *o)
{
- TCGv_i32 l = tcg_const_i32(get_field(s, l1));
+ TCGv_i32 l = tcg_constant_i32(get_field(s, l1));
+
gen_helper_mvcin(cpu_env, l, o->addr1, o->in2);
- tcg_temp_free_i32(l);
return DISAS_NEXT;
}
@@ -3428,11 +3364,9 @@ static DisasJumpType op_mvcl(DisasContext *s, DisasOps
*o)
return DISAS_NORETURN;
}
- t1 = tcg_const_i32(r1);
- t2 = tcg_const_i32(r2);
+ t1 = tcg_constant_i32(r1);
+ t2 = tcg_constant_i32(r2);
gen_helper_mvcl(cc_op, cpu_env, t1, t2);
- tcg_temp_free_i32(t1);
- tcg_temp_free_i32(t2);
set_cc_static(s);
return DISAS_NEXT;
}
@@ -3449,11 +3383,9 @@ static DisasJumpType op_mvcle(DisasContext *s, DisasOps
*o)
return DISAS_NORETURN;
}
- t1 = tcg_const_i32(r1);
- t3 = tcg_const_i32(r3);
+ t1 = tcg_constant_i32(r1);
+ t3 = tcg_constant_i32(r3);
gen_helper_mvcle(cc_op, cpu_env, t1, o->in2, t3);
- tcg_temp_free_i32(t1);
- tcg_temp_free_i32(t3);
set_cc_static(s);
return DISAS_NEXT;
}
@@ -3470,11 +3402,9 @@ static DisasJumpType op_mvclu(DisasContext *s, DisasOps
*o)
return DISAS_NORETURN;
}
- t1 = tcg_const_i32(r1);
- t3 = tcg_const_i32(r3);
+ t1 = tcg_constant_i32(r1);
+ t3 = tcg_constant_i32(r3);
gen_helper_mvclu(cc_op, cpu_env, t1, o->in2, t3);
- tcg_temp_free_i32(t1);
- tcg_temp_free_i32(t3);
set_cc_static(s);
return DISAS_NEXT;
}
@@ -3509,49 +3439,45 @@ static DisasJumpType op_mvcs(DisasContext *s, DisasOps
*o)
static DisasJumpType op_mvn(DisasContext *s, DisasOps *o)
{
- TCGv_i32 l = tcg_const_i32(get_field(s, l1));
+ TCGv_i32 l = tcg_constant_i32(get_field(s, l1));
+
gen_helper_mvn(cpu_env, l, o->addr1, o->in2);
- tcg_temp_free_i32(l);
return DISAS_NEXT;
}
static DisasJumpType op_mvo(DisasContext *s, DisasOps *o)
{
- TCGv_i32 l = tcg_const_i32(get_field(s, l1));
+ TCGv_i32 l = tcg_constant_i32(get_field(s, l1));
+
gen_helper_mvo(cpu_env, l, o->addr1, o->in2);
- tcg_temp_free_i32(l);
return DISAS_NEXT;
}
static DisasJumpType op_mvpg(DisasContext *s, DisasOps *o)
{
- TCGv_i32 t1 = tcg_const_i32(get_field(s, r1));
- TCGv_i32 t2 = tcg_const_i32(get_field(s, r2));
+ TCGv_i32 t1 = tcg_constant_i32(get_field(s, r1));
+ TCGv_i32 t2 = tcg_constant_i32(get_field(s, r2));
gen_helper_mvpg(cc_op, cpu_env, regs[0], t1, t2);
- tcg_temp_free_i32(t1);
- tcg_temp_free_i32(t2);
set_cc_static(s);
return DISAS_NEXT;
}
static DisasJumpType op_mvst(DisasContext *s, DisasOps *o)
{
- TCGv_i32 t1 = tcg_const_i32(get_field(s, r1));
- TCGv_i32 t2 = tcg_const_i32(get_field(s, r2));
+ TCGv_i32 t1 = tcg_constant_i32(get_field(s, r1));
+ TCGv_i32 t2 = tcg_constant_i32(get_field(s, r2));
gen_helper_mvst(cc_op, cpu_env, t1, t2);
- tcg_temp_free_i32(t1);
- tcg_temp_free_i32(t2);
set_cc_static(s);
return DISAS_NEXT;
}
static DisasJumpType op_mvz(DisasContext *s, DisasOps *o)
{
- TCGv_i32 l = tcg_const_i32(get_field(s, l1));
+ TCGv_i32 l = tcg_constant_i32(get_field(s, l1));
+
gen_helper_mvz(cpu_env, l, o->addr1, o->in2);
- tcg_temp_free_i32(l);
return DISAS_NEXT;
}
@@ -3637,13 +3563,12 @@ static DisasJumpType op_msdb(DisasContext *s, DisasOps
*o)
static DisasJumpType op_nabs(DisasContext *s, DisasOps *o)
{
- TCGv_i64 z, n;
- z = tcg_const_i64(0);
- n = tcg_temp_new_i64();
+ TCGv_i64 z = tcg_constant_i64(0);
+ TCGv_i64 n = tcg_temp_new_i64();
+
tcg_gen_neg_i64(n, o->in2);
tcg_gen_movcond_i64(TCG_COND_GE, o->out, o->in2, z, n, o->in2);
tcg_temp_free_i64(n);
- tcg_temp_free_i64(z);
return DISAS_NEXT;
}
@@ -3668,9 +3593,9 @@ static DisasJumpType op_nabsf128(DisasContext *s,
DisasOps *o)
static DisasJumpType op_nc(DisasContext *s, DisasOps *o)
{
- TCGv_i32 l = tcg_const_i32(get_field(s, l1));
+ TCGv_i32 l = tcg_constant_i32(get_field(s, l1));
+
gen_helper_nc(cc_op, cpu_env, l, o->addr1, o->in2);
- tcg_temp_free_i32(l);
set_cc_static(s);
return DISAS_NEXT;
}
@@ -3702,9 +3627,9 @@ static DisasJumpType op_negf128(DisasContext *s, DisasOps
*o)
static DisasJumpType op_oc(DisasContext *s, DisasOps *o)
{
- TCGv_i32 l = tcg_const_i32(get_field(s, l1));
+ TCGv_i32 l = tcg_constant_i32(get_field(s, l1));
+
gen_helper_oc(cc_op, cpu_env, l, o->addr1, o->in2);
- tcg_temp_free_i32(l);
set_cc_static(s);
return DISAS_NEXT;
}
@@ -3754,9 +3679,9 @@ static DisasJumpType op_oi(DisasContext *s, DisasOps *o)
static DisasJumpType op_pack(DisasContext *s, DisasOps *o)
{
- TCGv_i32 l = tcg_const_i32(get_field(s, l1));
+ TCGv_i32 l = tcg_constant_i32(get_field(s, l1));
+
gen_helper_pack(cpu_env, l, o->addr1, o->in2);
- tcg_temp_free_i32(l);
return DISAS_NEXT;
}
@@ -3770,9 +3695,8 @@ static DisasJumpType op_pka(DisasContext *s, DisasOps *o)
gen_program_exception(s, PGM_SPECIFICATION);
return DISAS_NORETURN;
}
- l = tcg_const_i32(l2);
+ l = tcg_constant_i32(l2);
gen_helper_pka(cpu_env, o->addr1, o->in2, l);
- tcg_temp_free_i32(l);
return DISAS_NEXT;
}
@@ -3786,9 +3710,8 @@ static DisasJumpType op_pku(DisasContext *s, DisasOps *o)
gen_program_exception(s, PGM_SPECIFICATION);
return DISAS_NORETURN;
}
- l = tcg_const_i32(l2);
+ l = tcg_constant_i32(l2);
gen_helper_pku(cpu_env, o->addr1, o->in2, l);
- tcg_temp_free_i32(l);
return DISAS_NEXT;
}
@@ -4035,9 +3958,8 @@ static DisasJumpType op_sam(DisasContext *s, DisasOps *o)
}
s->pc_tmp &= mask;
- tsam = tcg_const_i64(sam);
+ tsam = tcg_constant_i64(sam);
tcg_gen_deposit_i64(psw_mask, psw_mask, tsam, 31, 2);
- tcg_temp_free_i64(tsam);
/* Always exit the TB, since we (may have) changed execution mode. */
return DISAS_TOO_MANY;
@@ -4096,12 +4018,11 @@ static DisasJumpType op_servc(DisasContext *s, DisasOps
*o)
static DisasJumpType op_sigp(DisasContext *s, DisasOps *o)
{
- TCGv_i32 r1 = tcg_const_i32(get_field(s, r1));
- TCGv_i32 r3 = tcg_const_i32(get_field(s, r3));
+ TCGv_i32 r1 = tcg_constant_i32(get_field(s, r1));
+ TCGv_i32 r3 = tcg_constant_i32(get_field(s, r3));
+
gen_helper_sigp(cc_op, cpu_env, o->in2, r1, r3);
set_cc_static(s);
- tcg_temp_free_i32(r1);
- tcg_temp_free_i32(r3);
return DISAS_NEXT;
}
#endif
@@ -4370,21 +4291,19 @@ static DisasJumpType op_stckc(DisasContext *s, DisasOps
*o)
static DisasJumpType op_stctg(DisasContext *s, DisasOps *o)
{
- TCGv_i32 r1 = tcg_const_i32(get_field(s, r1));
- TCGv_i32 r3 = tcg_const_i32(get_field(s, r3));
+ TCGv_i32 r1 = tcg_constant_i32(get_field(s, r1));
+ TCGv_i32 r3 = tcg_constant_i32(get_field(s, r3));
+
gen_helper_stctg(cpu_env, r1, o->in2, r3);
- tcg_temp_free_i32(r1);
- tcg_temp_free_i32(r3);
return DISAS_NEXT;
}
static DisasJumpType op_stctl(DisasContext *s, DisasOps *o)
{
- TCGv_i32 r1 = tcg_const_i32(get_field(s, r1));
- TCGv_i32 r3 = tcg_const_i32(get_field(s, r3));
+ TCGv_i32 r1 = tcg_constant_i32(get_field(s, r1));
+ TCGv_i32 r3 = tcg_constant_i32(get_field(s, r3));
+
gen_helper_stctl(cpu_env, r1, o->in2, r3);
- tcg_temp_free_i32(r1);
- tcg_temp_free_i32(r3);
return DISAS_NEXT;
}
@@ -4611,11 +4530,10 @@ static DisasJumpType op_st64(DisasContext *s, DisasOps
*o)
static DisasJumpType op_stam(DisasContext *s, DisasOps *o)
{
- TCGv_i32 r1 = tcg_const_i32(get_field(s, r1));
- TCGv_i32 r3 = tcg_const_i32(get_field(s, r3));
+ TCGv_i32 r1 = tcg_constant_i32(get_field(s, r1));
+ TCGv_i32 r3 = tcg_constant_i32(get_field(s, r3));
+
gen_helper_stam(cpu_env, r1, o->in2, r3);
- tcg_temp_free_i32(r1);
- tcg_temp_free_i32(r3);
return DISAS_NEXT;
}
@@ -4673,7 +4591,7 @@ static DisasJumpType op_stm(DisasContext *s, DisasOps *o)
int r1 = get_field(s, r1);
int r3 = get_field(s, r3);
int size = s->insn->data;
- TCGv_i64 tsize = tcg_const_i64(size);
+ TCGv_i64 tsize = tcg_constant_i64(size);
while (1) {
if (size == 8) {
@@ -4688,7 +4606,6 @@ static DisasJumpType op_stm(DisasContext *s, DisasOps *o)
r1 = (r1 + 1) & 15;
}
- tcg_temp_free_i64(tsize);
return DISAS_NEXT;
}
@@ -4697,8 +4614,8 @@ static DisasJumpType op_stmh(DisasContext *s, DisasOps *o)
int r1 = get_field(s, r1);
int r3 = get_field(s, r3);
TCGv_i64 t = tcg_temp_new_i64();
- TCGv_i64 t4 = tcg_const_i64(4);
- TCGv_i64 t32 = tcg_const_i64(32);
+ TCGv_i64 t4 = tcg_constant_i64(4);
+ TCGv_i64 t32 = tcg_constant_i64(32);
while (1) {
tcg_gen_shl_i64(t, regs[r1], t32);
@@ -4711,8 +4628,6 @@ static DisasJumpType op_stmh(DisasContext *s, DisasOps *o)
}
tcg_temp_free_i64(t);
- tcg_temp_free_i64(t4);
- tcg_temp_free_i64(t32);
return DISAS_NEXT;
}
@@ -4731,26 +4646,20 @@ static DisasJumpType op_stpq(DisasContext *s, DisasOps
*o)
static DisasJumpType op_srst(DisasContext *s, DisasOps *o)
{
- TCGv_i32 r1 = tcg_const_i32(get_field(s, r1));
- TCGv_i32 r2 = tcg_const_i32(get_field(s, r2));
+ TCGv_i32 r1 = tcg_constant_i32(get_field(s, r1));
+ TCGv_i32 r2 = tcg_constant_i32(get_field(s, r2));
gen_helper_srst(cpu_env, r1, r2);
-
- tcg_temp_free_i32(r1);
- tcg_temp_free_i32(r2);
set_cc_static(s);
return DISAS_NEXT;
}
static DisasJumpType op_srstu(DisasContext *s, DisasOps *o)
{
- TCGv_i32 r1 = tcg_const_i32(get_field(s, r1));
- TCGv_i32 r2 = tcg_const_i32(get_field(s, r2));
+ TCGv_i32 r1 = tcg_constant_i32(get_field(s, r1));
+ TCGv_i32 r2 = tcg_constant_i32(get_field(s, r2));
gen_helper_srstu(cpu_env, r1, r2);
-
- tcg_temp_free_i32(r1);
- tcg_temp_free_i32(r2);
set_cc_static(s);
return DISAS_NEXT;
}
@@ -4808,10 +4717,9 @@ static DisasJumpType op_subb64(DisasContext *s, DisasOps
*o)
* Borrow is {0, -1}, so add to subtract; replicate the
* borrow input to produce 128-bit -1 for the addition.
*/
- TCGv_i64 zero = tcg_const_i64(0);
+ TCGv_i64 zero = tcg_constant_i64(0);
tcg_gen_add2_i64(o->out, cc_src, o->in1, zero, cc_src, cc_src);
tcg_gen_sub2_i64(o->out, cc_src, o->out, cc_src, o->in2, zero);
- tcg_temp_free_i64(zero);
return DISAS_NEXT;
}
@@ -4823,13 +4731,11 @@ static DisasJumpType op_svc(DisasContext *s, DisasOps
*o)
update_psw_addr(s);
update_cc_op(s);
- t = tcg_const_i32(get_field(s, i1) & 0xff);
+ t = tcg_constant_i32(get_field(s, i1) & 0xff);
tcg_gen_st_i32(t, cpu_env, offsetof(CPUS390XState, int_svc_code));
- tcg_temp_free_i32(t);
- t = tcg_const_i32(s->ilen);
+ t = tcg_constant_i32(s->ilen);
tcg_gen_st_i32(t, cpu_env, offsetof(CPUS390XState, int_svc_ilen));
- tcg_temp_free_i32(t);
gen_exception(EXCP_SVC);
return DISAS_NORETURN;
@@ -4886,18 +4792,18 @@ static DisasJumpType op_tprot(DisasContext *s, DisasOps
*o)
static DisasJumpType op_tp(DisasContext *s, DisasOps *o)
{
- TCGv_i32 l1 = tcg_const_i32(get_field(s, l1) + 1);
+ TCGv_i32 l1 = tcg_constant_i32(get_field(s, l1) + 1);
+
gen_helper_tp(cc_op, cpu_env, o->addr1, l1);
- tcg_temp_free_i32(l1);
set_cc_static(s);
return DISAS_NEXT;
}
static DisasJumpType op_tr(DisasContext *s, DisasOps *o)
{
- TCGv_i32 l = tcg_const_i32(get_field(s, l1));
+ TCGv_i32 l = tcg_constant_i32(get_field(s, l1));
+
gen_helper_tr(cpu_env, l, o->addr1, o->in2);
- tcg_temp_free_i32(l);
set_cc_static(s);
return DISAS_NEXT;
}
@@ -4915,27 +4821,27 @@ static DisasJumpType op_tre(DisasContext *s, DisasOps
*o)
static DisasJumpType op_trt(DisasContext *s, DisasOps *o)
{
- TCGv_i32 l = tcg_const_i32(get_field(s, l1));
+ TCGv_i32 l = tcg_constant_i32(get_field(s, l1));
+
gen_helper_trt(cc_op, cpu_env, l, o->addr1, o->in2);
- tcg_temp_free_i32(l);
set_cc_static(s);
return DISAS_NEXT;
}
static DisasJumpType op_trtr(DisasContext *s, DisasOps *o)
{
- TCGv_i32 l = tcg_const_i32(get_field(s, l1));
+ TCGv_i32 l = tcg_constant_i32(get_field(s, l1));
+
gen_helper_trtr(cc_op, cpu_env, l, o->addr1, o->in2);
- tcg_temp_free_i32(l);
set_cc_static(s);
return DISAS_NEXT;
}
static DisasJumpType op_trXX(DisasContext *s, DisasOps *o)
{
- TCGv_i32 r1 = tcg_const_i32(get_field(s, r1));
- TCGv_i32 r2 = tcg_const_i32(get_field(s, r2));
- TCGv_i32 sizes = tcg_const_i32(s->insn->opc & 3);
+ TCGv_i32 r1 = tcg_constant_i32(get_field(s, r1));
+ TCGv_i32 r2 = tcg_constant_i32(get_field(s, r2));
+ TCGv_i32 sizes = tcg_constant_i32(s->insn->opc & 3);
TCGv_i32 tst = tcg_temp_new_i32();
int m3 = get_field(s, m3);
@@ -4954,9 +4860,6 @@ static DisasJumpType op_trXX(DisasContext *s, DisasOps *o)
}
gen_helper_trXX(cc_op, cpu_env, r1, r2, tst, sizes);
- tcg_temp_free_i32(r1);
- tcg_temp_free_i32(r2);
- tcg_temp_free_i32(sizes);
tcg_temp_free_i32(tst);
set_cc_static(s);
return DISAS_NEXT;
@@ -4964,19 +4867,19 @@ static DisasJumpType op_trXX(DisasContext *s, DisasOps
*o)
static DisasJumpType op_ts(DisasContext *s, DisasOps *o)
{
- TCGv_i32 t1 = tcg_const_i32(0xff);
+ TCGv_i32 t1 = tcg_constant_i32(0xff);
+
tcg_gen_atomic_xchg_i32(t1, o->in2, t1, get_mem_index(s), MO_UB);
tcg_gen_extract_i32(cc_op, t1, 7, 1);
- tcg_temp_free_i32(t1);
set_cc_static(s);
return DISAS_NEXT;
}
static DisasJumpType op_unpk(DisasContext *s, DisasOps *o)
{
- TCGv_i32 l = tcg_const_i32(get_field(s, l1));
+ TCGv_i32 l = tcg_constant_i32(get_field(s, l1));
+
gen_helper_unpk(cpu_env, l, o->addr1, o->in2);
- tcg_temp_free_i32(l);
return DISAS_NEXT;
}
@@ -4990,9 +4893,8 @@ static DisasJumpType op_unpka(DisasContext *s, DisasOps
*o)
gen_program_exception(s, PGM_SPECIFICATION);
return DISAS_NORETURN;
}
- l = tcg_const_i32(l1);
+ l = tcg_constant_i32(l1);
gen_helper_unpka(cc_op, cpu_env, o->addr1, l, o->in2);
- tcg_temp_free_i32(l);
set_cc_static(s);
return DISAS_NEXT;
}
@@ -5007,9 +4909,8 @@ static DisasJumpType op_unpku(DisasContext *s, DisasOps
*o)
gen_program_exception(s, PGM_SPECIFICATION);
return DISAS_NORETURN;
}
- l = tcg_const_i32(l1);
+ l = tcg_constant_i32(l1);
gen_helper_unpku(cc_op, cpu_env, o->addr1, l, o->in2);
- tcg_temp_free_i32(l);
set_cc_static(s);
return DISAS_NEXT;
}
@@ -5028,7 +4929,7 @@ static DisasJumpType op_xc(DisasContext *s, DisasOps *o)
/* If the addresses are identical, this is a store/memset of zero. */
if (b1 == b2 && d1 == d2 && (l + 1) <= 32) {
- o->in2 = tcg_const_i64(0);
+ o->in2 = tcg_constant_i64(0);
l++;
while (l >= 8) {
@@ -5061,9 +4962,8 @@ static DisasJumpType op_xc(DisasContext *s, DisasOps *o)
/* But in general we'll defer to a helper. */
o->in2 = get_address(s, 0, b2, d2);
- t32 = tcg_const_i32(l);
+ t32 = tcg_constant_i32(l);
gen_helper_xc(cc_op, cpu_env, t32, o->addr1, o->in2);
- tcg_temp_free_i32(t32);
set_cc_static(s);
return DISAS_NEXT;
}
@@ -5128,46 +5028,39 @@ static DisasJumpType op_zero2(DisasContext *s, DisasOps
*o)
#ifndef CONFIG_USER_ONLY
static DisasJumpType op_clp(DisasContext *s, DisasOps *o)
{
- TCGv_i32 r2 = tcg_const_i32(get_field(s, r2));
+ TCGv_i32 r2 = tcg_constant_i32(get_field(s, r2));
gen_helper_clp(cpu_env, r2);
- tcg_temp_free_i32(r2);
set_cc_static(s);
return DISAS_NEXT;
}
static DisasJumpType op_pcilg(DisasContext *s, DisasOps *o)
{
- TCGv_i32 r1 = tcg_const_i32(get_field(s, r1));
- TCGv_i32 r2 = tcg_const_i32(get_field(s, r2));
+ TCGv_i32 r1 = tcg_constant_i32(get_field(s, r1));
+ TCGv_i32 r2 = tcg_constant_i32(get_field(s, r2));
gen_helper_pcilg(cpu_env, r1, r2);
- tcg_temp_free_i32(r1);
- tcg_temp_free_i32(r2);
set_cc_static(s);
return DISAS_NEXT;
}
static DisasJumpType op_pcistg(DisasContext *s, DisasOps *o)
{
- TCGv_i32 r1 = tcg_const_i32(get_field(s, r1));
- TCGv_i32 r2 = tcg_const_i32(get_field(s, r2));
+ TCGv_i32 r1 = tcg_constant_i32(get_field(s, r1));
+ TCGv_i32 r2 = tcg_constant_i32(get_field(s, r2));
gen_helper_pcistg(cpu_env, r1, r2);
- tcg_temp_free_i32(r1);
- tcg_temp_free_i32(r2);
set_cc_static(s);
return DISAS_NEXT;
}
static DisasJumpType op_stpcifc(DisasContext *s, DisasOps *o)
{
- TCGv_i32 r1 = tcg_const_i32(get_field(s, r1));
- TCGv_i32 ar = tcg_const_i32(get_field(s, b2));
+ TCGv_i32 r1 = tcg_constant_i32(get_field(s, r1));
+ TCGv_i32 ar = tcg_constant_i32(get_field(s, b2));
gen_helper_stpcifc(cpu_env, r1, o->addr1, ar);
- tcg_temp_free_i32(ar);
- tcg_temp_free_i32(r1);
set_cc_static(s);
return DISAS_NEXT;
}
@@ -5180,38 +5073,31 @@ static DisasJumpType op_sic(DisasContext *s, DisasOps
*o)
static DisasJumpType op_rpcit(DisasContext *s, DisasOps *o)
{
- TCGv_i32 r1 = tcg_const_i32(get_field(s, r1));
- TCGv_i32 r2 = tcg_const_i32(get_field(s, r2));
+ TCGv_i32 r1 = tcg_constant_i32(get_field(s, r1));
+ TCGv_i32 r2 = tcg_constant_i32(get_field(s, r2));
gen_helper_rpcit(cpu_env, r1, r2);
- tcg_temp_free_i32(r1);
- tcg_temp_free_i32(r2);
set_cc_static(s);
return DISAS_NEXT;
}
static DisasJumpType op_pcistb(DisasContext *s, DisasOps *o)
{
- TCGv_i32 r1 = tcg_const_i32(get_field(s, r1));
- TCGv_i32 r3 = tcg_const_i32(get_field(s, r3));
- TCGv_i32 ar = tcg_const_i32(get_field(s, b2));
+ TCGv_i32 r1 = tcg_constant_i32(get_field(s, r1));
+ TCGv_i32 r3 = tcg_constant_i32(get_field(s, r3));
+ TCGv_i32 ar = tcg_constant_i32(get_field(s, b2));
gen_helper_pcistb(cpu_env, r1, r3, o->addr1, ar);
- tcg_temp_free_i32(ar);
- tcg_temp_free_i32(r1);
- tcg_temp_free_i32(r3);
set_cc_static(s);
return DISAS_NEXT;
}
static DisasJumpType op_mpcifc(DisasContext *s, DisasOps *o)
{
- TCGv_i32 r1 = tcg_const_i32(get_field(s, r1));
- TCGv_i32 ar = tcg_const_i32(get_field(s, b2));
+ TCGv_i32 r1 = tcg_constant_i32(get_field(s, r1));
+ TCGv_i32 ar = tcg_constant_i32(get_field(s, b2));
gen_helper_mpcifc(cpu_env, r1, o->addr1, ar);
- tcg_temp_free_i32(ar);
- tcg_temp_free_i32(r1);
set_cc_static(s);
return DISAS_NEXT;
}
@@ -6378,16 +6264,15 @@ static const DisasInsn *extract_insn(CPUS390XState
*env, DisasContext *s)
if (unlikely(s->ex_value)) {
/* Drop the EX data now, so that it's clear on exception paths. */
- TCGv_i64 zero = tcg_const_i64(0);
- int i;
- tcg_gen_st_i64(zero, cpu_env, offsetof(CPUS390XState, ex_value));
- tcg_temp_free_i64(zero);
+ tcg_gen_st_i64(tcg_constant_i64(0), cpu_env,
+ offsetof(CPUS390XState, ex_value));
/* Extract the values saved by EXECUTE. */
insn = s->ex_value & 0xffffffffffff0000ull;
ilen = s->ex_value & 0xf;
- /* register insn bytes with translator so plugins work */
- for (i = 0; i < ilen; i++) {
+
+ /* Register insn bytes with translator so plugins work. */
+ for (int i = 0; i < ilen; i++) {
uint8_t byte = extract64(insn, 56 - (i * 8), 8);
translator_fake_ldb(byte, pc + i);
}
@@ -6512,9 +6397,8 @@ static DisasJumpType translate_one(CPUS390XState *env,
DisasContext *s)
#ifndef CONFIG_USER_ONLY
if (s->base.tb->flags & FLAG_MASK_PER) {
- TCGv_i64 addr = tcg_const_i64(s->base.pc_next);
+ TCGv_i64 addr = tcg_constant_i64(s->base.pc_next);
gen_helper_per_ifetch(cpu_env, addr);
- tcg_temp_free_i64(addr);
}
#endif
--
2.34.1
- [PATCH v4 04/27] target/s390x: Use tcg_constant_* in translate_vx.c.inc, (continued)
- [PATCH v4 04/27] target/s390x: Use tcg_constant_* in translate_vx.c.inc, Richard Henderson, 2023/02/20
- [PATCH v4 03/27] target/s390x: Use tcg_constant_i32 for fpinst_extract_m34, Richard Henderson, 2023/02/20
- [PATCH v4 13/27] target/s390x: Use ilen instead in branches, Richard Henderson, 2023/02/20
- [PATCH v4 14/27] target/s390x: Assert masking of psw.addr in cpu_get_tb_cpu_state, Richard Henderson, 2023/02/20
- [PATCH v4 08/27] target/s390x: Introduce gen_psw_addr_disp, Richard Henderson, 2023/02/20
- [PATCH v4 06/27] tests/tcg/s390x: Add sam.S, Richard Henderson, 2023/02/20
- [PATCH v4 15/27] target/s390x: Add disp argument to update_psw_addr, Richard Henderson, 2023/02/20
- [PATCH v4 16/27] target/s390x: Don't set gbea for user-only, Richard Henderson, 2023/02/20
- [PATCH v4 07/27] target/s390x: Change help_goto_direct to work on displacements, Richard Henderson, 2023/02/20
- [PATCH v4 05/27] tests/tcg/s390x: Add bal.S, Richard Henderson, 2023/02/20
- [PATCH v4 01/27] target/s390x: Use tcg_constant_* in local contexts,
Richard Henderson <=
- [PATCH v4 09/27] target/s390x: Remove pc argument to pc_to_link_into, Richard Henderson, 2023/02/20
- [PATCH v4 18/27] target/s390x: Disable conditional branch-to-next for PER, Richard Henderson, 2023/02/20
- [PATCH v4 23/27] target/s390x: Remove PER check from use_goto_tb, Richard Henderson, 2023/02/20
- [PATCH v4 10/27] target/s390x: Use gen_psw_addr_disp in pc_to_link_info, Richard Henderson, 2023/02/20
- [PATCH v4 02/27] target/s390x: Use tcg_constant_* for DisasCompare, Richard Henderson, 2023/02/20
- [PATCH v4 12/27] target/s390x: Use gen_psw_addr_disp in op_sam, Richard Henderson, 2023/02/20
- [PATCH v4 20/27] target/s390x: Split per_branch, Richard Henderson, 2023/02/20
- [PATCH v4 17/27] target/s390x: Introduce per_enabled, Richard Henderson, 2023/02/20
- [PATCH v4 24/27] target/s390x: Fix successful-branch PER events, Richard Henderson, 2023/02/20
- [PATCH v4 25/27] tests/tcg/s390x: Add per.S, Richard Henderson, 2023/02/20