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[PATCH v2 20/23] target/s390x: Drop check for singlestep_enabled
From: |
Richard Henderson |
Subject: |
[PATCH v2 20/23] target/s390x: Drop check for singlestep_enabled |
Date: |
Tue, 12 Oct 2021 09:21:56 -0700 |
GDB single-stepping is now handled generically.
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 f284870cd2..0cbec29f2f 100644
--- a/target/s390x/tcg/translate.c
+++ b/target/s390x/tcg/translate.c
@@ -148,7 +148,6 @@ struct DisasContext {
uint64_t pc_tmp;
uint32_t ilen;
enum cc_op cc_op;
- bool do_debug;
};
/* Information carried about a condition to be evaluated. */
@@ -6543,7 +6542,6 @@ static void s390x_tr_init_disas_context(DisasContextBase
*dcbase, CPUState *cs)
dc->cc_op = CC_OP_DYNAMIC;
dc->ex_value = dc->base.tb->cs_base;
- dc->do_debug = dc->base.singlestep_enabled;
}
static void s390x_tr_tb_start(DisasContextBase *db, CPUState *cs)
@@ -6590,10 +6588,8 @@ static void s390x_tr_tb_stop(DisasContextBase *dcbase,
CPUState *cs)
/* FALLTHRU */
case DISAS_PC_CC_UPDATED:
/* Exit the TB, either by raising a debug exception or by return. */
- if (dc->do_debug) {
- gen_exception(EXCP_DEBUG);
- } else if ((dc->base.tb->flags & FLAG_MASK_PER) ||
- dc->base.is_jmp == DISAS_PC_STALE_NOCHAIN) {
+ if ((dc->base.tb->flags & FLAG_MASK_PER) ||
+ dc->base.is_jmp == DISAS_PC_STALE_NOCHAIN) {
tcg_gen_exit_tb(NULL, 0);
} else {
tcg_gen_lookup_and_goto_ptr();
--
2.25.1
- [PATCH v2 17/23] target/riscv: Remove dead code after exception, (continued)
- [PATCH v2 17/23] target/riscv: Remove dead code after exception, Richard Henderson, 2021/10/12
- [PATCH v2 18/23] target/riscv: Remove exit_tb and lookup_and_goto_ptr, Richard Henderson, 2021/10/12
- [PATCH v2 16/23] target/ppc: Drop exit checks for singlestep_enabled, Richard Henderson, 2021/10/12
- [PATCH v2 21/23] target/sh4: Drop check for singlestep_enabled, Richard Henderson, 2021/10/12
- [PATCH v2 22/23] target/tricore: Drop check for singlestep_enabled, Richard Henderson, 2021/10/12
- [PATCH v2 19/23] target/rx: Drop checks for singlestep_enabled, Richard Henderson, 2021/10/12
- [PATCH v2 20/23] target/s390x: Drop check for singlestep_enabled,
Richard Henderson <=
- [PATCH v2 23/23] target/xtensa: Drop check for singlestep_enabled, Richard Henderson, 2021/10/12
- [PATCH v2 08/23] target/i386: Check CF_NO_GOTO_TB for dc->jmp_opt, Richard Henderson, 2021/10/12