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[PATCH v2 22/23] target/tricore: Drop check for singlestep_enabled
From: |
Richard Henderson |
Subject: |
[PATCH v2 22/23] target/tricore: Drop check for singlestep_enabled |
Date: |
Tue, 12 Oct 2021 09:21:58 -0700 |
GDB single-stepping is now handled generically.
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
target/tricore/helper.h | 1 -
target/tricore/op_helper.c | 7 -------
target/tricore/translate.c | 14 +-------------
3 files changed, 1 insertion(+), 21 deletions(-)
diff --git a/target/tricore/helper.h b/target/tricore/helper.h
index 78176aa17a..b64780c37d 100644
--- a/target/tricore/helper.h
+++ b/target/tricore/helper.h
@@ -153,4 +153,3 @@ DEF_HELPER_2(psw_write, void, env, i32)
DEF_HELPER_1(psw_read, i32, env)
/* Exceptions */
DEF_HELPER_3(raise_exception_sync, noreturn, env, i32, i32)
-DEF_HELPER_2(qemu_excp, noreturn, env, i32)
diff --git a/target/tricore/op_helper.c b/target/tricore/op_helper.c
index 32c2bc1699..9476d10d00 100644
--- a/target/tricore/op_helper.c
+++ b/target/tricore/op_helper.c
@@ -107,13 +107,6 @@ static void raise_exception_sync_helper(CPUTriCoreState
*env, uint32_t class,
raise_exception_sync_internal(env, class, tin, pc, 0);
}
-void helper_qemu_excp(CPUTriCoreState *env, uint32_t excp)
-{
- CPUState *cs = env_cpu(env);
- cs->exception_index = excp;
- cpu_loop_exit(cs);
-}
-
/* Addressing mode helper */
static uint16_t reverse16(uint16_t val)
diff --git a/target/tricore/translate.c b/target/tricore/translate.c
index a0cc0f1cb3..07084407cb 100644
--- a/target/tricore/translate.c
+++ b/target/tricore/translate.c
@@ -3225,14 +3225,6 @@ static inline void gen_save_pc(target_ulong pc)
tcg_gen_movi_tl(cpu_PC, pc);
}
-static void generate_qemu_excp(DisasContext *ctx, int excp)
-{
- TCGv_i32 tmp = tcg_const_i32(excp);
- gen_helper_qemu_excp(cpu_env, tmp);
- ctx->base.is_jmp = DISAS_NORETURN;
- tcg_temp_free(tmp);
-}
-
static void gen_goto_tb(DisasContext *ctx, int n, target_ulong dest)
{
if (translator_use_goto_tb(&ctx->base, dest)) {
@@ -3241,11 +3233,7 @@ static void gen_goto_tb(DisasContext *ctx, int n,
target_ulong dest)
tcg_gen_exit_tb(ctx->base.tb, n);
} else {
gen_save_pc(dest);
- if (ctx->base.singlestep_enabled) {
- generate_qemu_excp(ctx, EXCP_DEBUG);
- } else {
- tcg_gen_lookup_and_goto_ptr();
- }
+ tcg_gen_lookup_and_goto_ptr();
}
}
--
2.25.1
- Re: [PATCH v2 15/23] target/openrisc: Drop checks for singlestep_enabled, (continued)
- [PATCH v2 10/23] target/m68k: Drop checks for singlestep_enabled, Richard Henderson, 2021/10/12
- [PATCH v2 12/23] target/microblaze: Drop checks for singlestep_enabled, Richard Henderson, 2021/10/12
- [PATCH v2 14/23] target/mips: Drop exit checks for singlestep_enabled, Richard Henderson, 2021/10/12
- [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 <=
- [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, 2021/10/12
- [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