Simplify AVX check

diff --git a/ChangeLog b/ChangeLog
index 3011a5abc392c91f9be982b53de0f233ac837f35..0eb1acc7771a409f47c86b02efbdca5b5388f685 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2011-07-24  H.J. Lu  <hongjiu.lu@intel.com>
+
+       * sysdeps/x86_64/dl-trampoline.S (_dl_runtime_profile): Simplify
+       AVX check.
+
 2011-09-07  Ulrich Drepper  <drepper@gmail.com>
 
        * sysdeps/unix/sysv/linux/x86_64/init-first.c

diff --git a/sysdeps/x86_64/dl-trampoline.S b/sysdeps/x86_64/dl-trampoline.S
index 258c60945a4a341c976900fa74c6f9b0d1021e3b..6523c92945a59e6a5eefa3cfb2e0c58dfa99fd44 100644 (file)
--- a/sysdeps/x86_64/dl-trampoline.S
+++ b/sysdeps/x86_64/dl-trampoline.S
@@ -149,10 +149,7 @@ L(have_avx):
        // Get XFEATURE_ENABLED_MASK
        xgetbv
        andl    $0x6, %eax
-       cmpl    $0x6, %eax
-       // Nonzero if SSE and AVX state saving is enabled.
-       sete    %al
-2:     leal    -1(%eax,%eax), %eax
+2:     subl    $0x5, %eax
        movl    %eax, L(have_avx)(%rip)
        cmpl    $0, %eax