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target/openrisc: Drop checks for singlestep_enabled

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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 14:07:10 -10:00
parent 1a79c41399
commit b21fce536c
1 changed files with 3 additions and 15 deletions
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18
target/openrisc/translate.c
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@ -1659,11 +1659,7 @@ static void openrisc_tr_tb_stop(DisasContextBase *dcbase, CPUState *cs)
/* The jump destination is indirect/computed; use jmp_pc. */
tcg_gen_mov_tl(cpu_pc, jmp_pc);
tcg_gen_discard_tl(jmp_pc);
if (unlikely(dc->base.singlestep_enabled)) {
gen_exception(dc, EXCP_DEBUG);
} else {
tcg_gen_lookup_and_goto_ptr();
}
tcg_gen_lookup_and_goto_ptr();
break;
}
/* The jump destination is direct; use jmp_pc_imm.
@ -1680,19 +1676,11 @@ static void openrisc_tr_tb_stop(DisasContextBase *dcbase, CPUState *cs)
break;
}
tcg_gen_movi_tl(cpu_pc, jmp_dest);
if (unlikely(dc->base.singlestep_enabled)) {
gen_exception(dc, EXCP_DEBUG);
} else {
tcg_gen_lookup_and_goto_ptr();
}
tcg_gen_lookup_and_goto_ptr();
break;
case DISAS_EXIT:
if (unlikely(dc->base.singlestep_enabled)) {
gen_exception(dc, EXCP_DEBUG);
} else {
tcg_gen_exit_tb(NULL, 0);
}
tcg_gen_exit_tb(NULL, 0);
break;
default:
g_assert_not_reached();