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target/rx: Drop checks 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>
master
Richard Henderson 2021-07-19 14:41:55 -10:00
parent 273b68b104
commit b6509e35b9
3 changed files with 2 additions and 19 deletions
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1
target/rx/helper.h
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@ -2,7 +2,6 @@ DEF_HELPER_1(raise_illegal_instruction, noreturn, env)
DEF_HELPER_1(raise_access_fault, noreturn, env)
DEF_HELPER_1(raise_privilege_violation, noreturn, env)
DEF_HELPER_1(wait, noreturn, env)
DEF_HELPER_1(debug, noreturn, env)
DEF_HELPER_2(rxint, noreturn, env, i32)
DEF_HELPER_1(rxbrk, noreturn, env)
DEF_HELPER_FLAGS_3(fadd, TCG_CALL_NO_WG, f32, env, f32, f32)

8
target/rx/op_helper.c
View File

@ -451,14 +451,6 @@ void QEMU_NORETURN helper_wait(CPURXState *env)
raise_exception(env, EXCP_HLT, 0);
}
void QEMU_NORETURN helper_debug(CPURXState *env)
{
CPUState *cs = env_cpu(env);
cs->exception_index = EXCP_DEBUG;
cpu_loop_exit(cs);
}
void QEMU_NORETURN helper_rxint(CPURXState *env, uint32_t vec)
{
raise_exception(env, 0x100 + vec, 0);

12
target/rx/translate.c
View File

@ -150,11 +150,7 @@ static void gen_goto_tb(DisasContext *dc, int n, target_ulong dest)
tcg_gen_exit_tb(dc->base.tb, n);
} else {
tcg_gen_movi_i32(cpu_pc, dest);
if (dc->base.singlestep_enabled) {
gen_helper_debug(cpu_env);
} else {
tcg_gen_lookup_and_goto_ptr();
}
tcg_gen_lookup_and_goto_ptr();
}
dc->base.is_jmp = DISAS_NORETURN;
}
@ -2331,11 +2327,7 @@ static void rx_tr_tb_stop(DisasContextBase *dcbase, CPUState *cs)
gen_goto_tb(ctx, 0, dcbase->pc_next);
break;
case DISAS_JUMP:
if (ctx->base.singlestep_enabled) {
gen_helper_debug(cpu_env);
} else {
tcg_gen_lookup_and_goto_ptr();
}
tcg_gen_lookup_and_goto_ptr();
break;
case DISAS_UPDATE:
tcg_gen_movi_i32(cpu_pc, ctx->base.pc_next);