[PULL 04/14] linux-user/elfload: Enable LSX/LASX in HWCAP for LoongArch

Richard Henderson posted 14 patches 1 year, 1 month ago
Maintainers: Laurent Vivier <laurent@vivier.eu>
There is a newer version of this series
[PULL 04/14] linux-user/elfload: Enable LSX/LASX in HWCAP for LoongArch
Posted by Richard Henderson 1 year, 1 month ago
From: Jiajie Chen <c@jia.je>

Since support for LSX and LASX is landed in QEMU recently, we can update
HWCAPS accordingly.

Signed-off-by: Jiajie Chen <c@jia.je>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20231001085315.1692667-1-c@jia.je>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 linux-user/elfload.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/linux-user/elfload.c b/linux-user/elfload.c
index 213fd3e584..2e3809f03c 100644
--- a/linux-user/elfload.c
+++ b/linux-user/elfload.c
@@ -1237,6 +1237,14 @@ static uint32_t get_elf_hwcap(void)
         hwcaps |= HWCAP_LOONGARCH_LAM;
     }
 
+    if (FIELD_EX32(cpu->env.cpucfg[2], CPUCFG2, LSX)) {
+        hwcaps |= HWCAP_LOONGARCH_LSX;
+    }
+
+    if (FIELD_EX32(cpu->env.cpucfg[2], CPUCFG2, LASX)) {
+        hwcaps |= HWCAP_LOONGARCH_LASX;
+    }
+
     return hwcaps;
 }
 
-- 
2.34.1