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accel/tcg: Introduce translator_io_start

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New wrapper around gen_io_start which takes care of the USE_ICOUNT
check, as well as marking the DisasContext to end the TB.
Remove exec/gen-icount.h.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2023-05-22 23:08:01 -07:00
parent 5623423359
commit dfd1b81274
33 changed files with 117 additions and 269 deletions
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15
target/alpha/translate.c
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@ -96,8 +96,6 @@ static TCGv cpu_lock_value;
static TCGv cpu_pal_ir[31];
#endif
#include "exec/gen-icount.h"
void alpha_translate_init(void)
{
#define DEF_VAR(V) { &cpu_##V, #V, offsetof(CPUAlphaState, V) }
@ -1236,8 +1234,7 @@ static DisasJumpType gen_mfpr(DisasContext *ctx, TCGv va, int regno)
case 249: /* VMTIME */
helper = gen_helper_get_vmtime;
do_helper:
if (tb_cflags(ctx->base.tb) & CF_USE_ICOUNT) {
gen_io_start();
if (translator_io_start(&ctx->base)) {
helper(va);
return DISAS_PC_STALE;
} else {
@ -1298,8 +1295,7 @@ static DisasJumpType gen_mtpr(DisasContext *ctx, TCGv vb, int regno)
case 251:
/* ALARM */
if (tb_cflags(ctx->base.tb) & CF_USE_ICOUNT) {
gen_io_start();
if (translator_io_start(&ctx->base)) {
ret = DISAS_PC_STALE;
}
gen_helper_set_alarm(cpu_env, vb);
@ -2335,13 +2331,10 @@ static DisasJumpType translate_one(DisasContext *ctx, uint32_t insn)
case 0xC000:
/* RPCC */
va = dest_gpr(ctx, ra);
if (tb_cflags(ctx->base.tb) & CF_USE_ICOUNT) {
gen_io_start();
gen_helper_load_pcc(va, cpu_env);
if (translator_io_start(&ctx->base)) {
ret = DISAS_PC_STALE;
} else {
gen_helper_load_pcc(va, cpu_env);
}
gen_helper_load_pcc(va, cpu_env);
break;
case 0xE000:
/* RC */