On 5/6/24 11:32, Bibo Mao wrote:
Lasx is 256bit vector FPU capability, lsx is 128bit vector VFP. lsx
is added already, lasx is added here.
Signed-off-by: Bibo Mao <maob...@loongson.cn>
---
host/include/loongarch64/host/cpuinfo.h | 1 +
util/cpuinfo-loongarch.c | 1 +
2 files changed, 2 insertions(+)
diff --git a/host/include/loongarch64/host/cpuinfo.h
b/host/include/loongarch64/host/cpuinfo.h
index fab664a10b..d7bf27501d 100644
--- a/host/include/loongarch64/host/cpuinfo.h
+++ b/host/include/loongarch64/host/cpuinfo.h
@@ -8,6 +8,7 @@
#define CPUINFO_ALWAYS (1u << 0) /* so cpuinfo is nonzero */
#define CPUINFO_LSX (1u << 1)
+#define CPUINFO_LASX (1u << 2)
/* Initialized with a constructor. */
extern unsigned cpuinfo;
diff --git a/util/cpuinfo-loongarch.c b/util/cpuinfo-loongarch.c
index 08b6d7460c..bb1f7f698b 100644
--- a/util/cpuinfo-loongarch.c
+++ b/util/cpuinfo-loongarch.c
@@ -29,6 +29,7 @@ unsigned __attribute__((constructor)) cpuinfo_init(void)
info = CPUINFO_ALWAYS;
info |= (hwcap & HWCAP_LOONGARCH_LSX ? CPUINFO_LSX : 0);
+ info |= (hwcap & HWCAP_LOONGARCH_LASX ? CPUINFO_LASX : 0);
cpuinfo = info;
return info;
This is
https://lore.kernel.org/qemu-devel/20240527211912.14060-6-richard.hender...@linaro.org/
