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target/tricore: Drop check for singlestep_enabled 

GDB single-stepping is now handled generically.

Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2021-07-19 14:59:06 -10:00
parent 52df5adce9
commit 1b55c52d60
3 changed files with 1 additions and 21 deletions
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1
target/tricore/helper.h
View File

@ -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)

7
target/tricore/op_helper.c
View File

@ -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)

14
target/tricore/translate.c
View File

@ -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();
}
}