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From: Bibo Mao <maobibo@loongson.cn>
To: Song Gao <gaosong@loongson.cn>
Cc: qemu-devel@nongnu.org
Subject: [PATCH] target/loongarch: Use actual operand size with vbsrl check
Date: Thu, 12 Dec 2024 16:22:34 +0800
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Hardcoded 32 bytes is used for vbsrl emulation check, there is
problem when options lsx=3Don,lasx=3Doff is used for vbsrl.v instruction
in TCG mode. It injects LASX exception rather LSX exception.
Here actual operand size is used.
Signed-off-by: Bibo Mao <maobibo@loongson.cn>
Reviewed-by: Philippe Mathieu-Daud=C3=A9 <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
---
target/loongarch/tcg/insn_trans/trans_vec.c.inc | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/target/loongarch/tcg/insn_trans/trans_vec.c.inc b/target/loong=
arch/tcg/insn_trans/trans_vec.c.inc
index 92b1d22e28..ba5ca98a33 100644
--- a/target/loongarch/tcg/insn_trans/trans_vec.c.inc
+++ b/target/loongarch/tcg/insn_trans/trans_vec.c.inc
@@ -5126,7 +5126,7 @@ static bool do_vbsrl_v(DisasContext *ctx, arg_vv_i *a=
, uint32_t oprsz)
{
int i, ofs;
=20
- if (!check_vec(ctx, 32)) {
+ if (!check_vec(ctx, oprsz)) {
return true;
}
=20
base-commit: 1cf9bc6eba7506ab6d9de635f224259225f63466
--=20
2.39.3