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[PATCH v2 1/4] target/s390x: Remove DISAS_GOTO_TB
From: |
Richard Henderson |
Subject: |
[PATCH v2 1/4] target/s390x: Remove DISAS_GOTO_TB |
Date: |
Sat, 2 Jul 2022 11:32:25 +0530 |
There is nothing to distinguish this from DISAS_NORETURN.
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
target/s390x/tcg/translate.c | 8 ++------
1 file changed, 2 insertions(+), 6 deletions(-)
diff --git a/target/s390x/tcg/translate.c b/target/s390x/tcg/translate.c
index fd2433d625..e38ae9ce09 100644
--- a/target/s390x/tcg/translate.c
+++ b/target/s390x/tcg/translate.c
@@ -1123,9 +1123,6 @@ typedef struct {
exiting the TB. */
#define DISAS_PC_UPDATED DISAS_TARGET_0
-/* We have emitted one or more goto_tb. No fixup required. */
-#define DISAS_GOTO_TB DISAS_TARGET_1
-
/* We have updated the PC and CC values. */
#define DISAS_PC_CC_UPDATED DISAS_TARGET_2
@@ -1189,7 +1186,7 @@ static DisasJumpType help_goto_direct(DisasContext *s,
uint64_t dest)
tcg_gen_goto_tb(0);
tcg_gen_movi_i64(psw_addr, dest);
tcg_gen_exit_tb(s->base.tb, 0);
- return DISAS_GOTO_TB;
+ return DISAS_NORETURN;
} else {
tcg_gen_movi_i64(psw_addr, dest);
per_branch(s, false);
@@ -1258,7 +1255,7 @@ static DisasJumpType help_branch(DisasContext *s,
DisasCompare *c,
tcg_gen_movi_i64(psw_addr, dest);
tcg_gen_exit_tb(s->base.tb, 1);
- ret = DISAS_GOTO_TB;
+ ret = DISAS_NORETURN;
} else {
/* Fallthru can use goto_tb, but taken branch cannot. */
/* Store taken branch destination before the brcond. This
@@ -6634,7 +6631,6 @@ static void s390x_tr_tb_stop(DisasContextBase *dcbase,
CPUState *cs)
DisasContext *dc = container_of(dcbase, DisasContext, base);
switch (dc->base.is_jmp) {
- case DISAS_GOTO_TB:
case DISAS_NORETURN:
break;
case DISAS_TOO_MANY:
--
2.34.1
- [PATCH v2 0/4] target/s390x: Exit tb after executing ex_value, Richard Henderson, 2022/07/02
- [PATCH v2 2/4] target/s390x: Remove DISAS_PC_STALE, Richard Henderson, 2022/07/02
- [PATCH v2 3/4] target/s390x: Remove DISAS_PC_STALE_NOCHAIN, Richard Henderson, 2022/07/02
- [PATCH v2 4/4] target/s390x: Exit tb after executing ex_value, Richard Henderson, 2022/07/02
- [PATCH v2 1/4] target/s390x: Remove DISAS_GOTO_TB,
Richard Henderson <=
- Re: [PATCH v2 0/4] target/s390x: Exit tb after executing ex_value, Sven Schnelle, 2022/07/02
- Re: [PATCH v2 0/4] target/s390x: Exit tb after executing ex_value, Thomas Huth, 2022/07/06