Re: [PATCH] linux-user/elfload: Enable LSX/LASX in HWCAP for LoongArch

[Richard Henderson]

On 10/1/23 01:53, Jiajie Chen wrote:

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

Signed-off-by: Jiajie Chen <c...@jia.je>
---
  linux-user/elfload.c | 8 ++++++++
  1 file changed, 8 insertions(+)

diff --git a/linux-user/elfload.c b/linux-user/elfload.c
index db75cd4b33..f11f25309e 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;
  }

Queued to linux-user-next.


r~