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

Message ID 20231018233134.1594292-5-richard.henderson@linaro.org
State Accepted
Commit a9f6004f677923f620e0927a626d1bdaa1eb2166
Headers show
Series [PULL,01/14] linux-user: Fixes for zero_bss | expand

Commit Message

Richard Henderson Oct. 18, 2023, 11:31 p.m. UTC 
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(+)
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Patch

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;
 }