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From: Jiajie Chen <c@jia.je>
To: qemu-devel@nongnu.org
Cc: richard.henderson@linaro.org, gaosong@loongson.cn,
	git@xen0n.name, Jiajie Chen <c@jia.je>,
	Xiaojuan Yang <yangxiaojuan@loongson.cn>
Subject: [PATCH] target/loongarch: fix ASXE flag conflict
Date: Sat, 30 Sep 2023 19:28:23 +0800	[thread overview]
Message-ID: <20230930112837.1871691-1-c@jia.je> (raw)

HW_FLAGS_EUEN_ASXE acccidentally conflicts with HW_FLAGS_CRMD_PG,
enabling LASX instructions even when CSR_EUEN.ASXE=0.

Closes: https://gitlab.com/qemu-project/qemu/-/issues/1907
Signed-off-by: Jiajie Chen <c@jia.je>
---
 target/loongarch/cpu.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/target/loongarch/cpu.h b/target/loongarch/cpu.h
index f125a8e49b..79ad79a289 100644
--- a/target/loongarch/cpu.h
+++ b/target/loongarch/cpu.h
@@ -462,7 +462,7 @@ static inline void set_pc(CPULoongArchState *env, uint64_t value)
 #define HW_FLAGS_CRMD_PG    R_CSR_CRMD_PG_MASK   /* 0x10 */
 #define HW_FLAGS_EUEN_FPE   0x04
 #define HW_FLAGS_EUEN_SXE   0x08
-#define HW_FLAGS_EUEN_ASXE  0x10
+#define HW_FLAGS_EUEN_ASXE  0x40
 #define HW_FLAGS_VA32       0x20
 
 static inline void cpu_get_tb_cpu_state(CPULoongArchState *env, vaddr *pc,
-- 
2.41.0



             reply	other threads:[~2023-09-30 11:30 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-09-30 11:28 Jiajie Chen [this message]
2023-09-30 15:46 ` [PATCH] target/loongarch: fix ASXE flag conflict Richard Henderson
2023-10-08  3:58   ` gaosong

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