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target/loongarch: Fix helper_asrtle_d/asrtgt_d raise wrong exception

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Raise EXCCODE_BCE instead of EXCCODE_ADEM for helper_asrtle_d/asrtgt_d.

Signed-off-by: Song Gao <gaosong@loongson.cn>
Signed-off-by: Xiaojuan Yang <yangxiaojuan@loongson.cn>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20220624031049.1716097-10-gaosong@loongson.cn>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Song Gao 2022-06-24 11:10:45 +08:00 • committed by Richard Henderson
parent 7d552f0e0a
commit 7fe7eea6ff
2 changed files with 4 additions and 2 deletions
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2
target/loongarch/cpu.c
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@ -51,6 +51,7 @@ static const char * const excp_names[] = {
[EXCCODE_IPE] = "Instruction privilege error", [EXCCODE_IPE] = "Instruction privilege error",
[EXCCODE_FPE] = "Floating Point Exception", [EXCCODE_FPE] = "Floating Point Exception",
[EXCCODE_DBP] = "Debug breakpoint", [EXCCODE_DBP] = "Debug breakpoint",
[EXCCODE_BCE] = "Bound Check Exception",
}; };
const char *loongarch_exception_name(int32_t exception) const char *loongarch_exception_name(int32_t exception)
@ -176,6 +177,7 @@ static void loongarch_cpu_do_interrupt(CPUState *cs)
case EXCCODE_INE: case EXCCODE_INE:
case EXCCODE_IPE: case EXCCODE_IPE:
case EXCCODE_FPE: case EXCCODE_FPE:
case EXCCODE_BCE:
env->CSR_BADV = env->pc; env->CSR_BADV = env->pc;
QEMU_FALLTHROUGH; QEMU_FALLTHROUGH;
case EXCCODE_ADEM: case EXCCODE_ADEM:

4
target/loongarch/op_helper.c
View file

@ -49,14 +49,14 @@ target_ulong helper_bitswap(target_ulong v)
void helper_asrtle_d(CPULoongArchState *env, target_ulong rj, target_ulong rk) void helper_asrtle_d(CPULoongArchState *env, target_ulong rj, target_ulong rk)
{ {
if (rj > rk) { if (rj > rk) {
do_raise_exception(env, EXCCODE_ADEM, GETPC()); do_raise_exception(env, EXCCODE_BCE, 0);
} }
} }
void helper_asrtgt_d(CPULoongArchState *env, target_ulong rj, target_ulong rk) void helper_asrtgt_d(CPULoongArchState *env, target_ulong rj, target_ulong rk)
{ {
if (rj <= rk) { if (rj <= rk) {
do_raise_exception(env, EXCCODE_ADEM, GETPC()); do_raise_exception(env, EXCCODE_BCE, 0);
} }
} }