Splitted SSE4 into SSE4.1, SSE4.2 and SSE4A.

[vlc] / configure.ac

diff --git a/configure.ac b/configure.ac
index cbe11742da02cd7b7733f3f71b3f7de56f64334f..154a5ba7bd0e2d84877cffe62aaa3bb40cc0028b 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -1488,15 +1488,35 @@ AS_IF([test "${enable_sse}" != "no"], [
     AC_DEFINE(CAN_COMPILE_SSSE3, 1,
               [Define to 1 if SSSE3 inline assembly is available.]) ])
 
-  # SSE4
-  AC_CACHE_CHECK([if $CC groks SSE4 inline assembly],
-    [ac_cv_sse4_inline],
+  # SSE4.1
+  AC_CACHE_CHECK([if $CC groks SSE4.1 inline assembly],
+    [ac_cv_sse4_1_inline],
     [CFLAGS="${CFLAGS_save}"
      AC_TRY_COMPILE(,[void *p;asm volatile("pmaxsb %%xmm1,%%xmm0"::"r"(p));],
-                    ac_cv_sse4_inline=yes, ac_cv_sse4_inline=no)])
-  AS_IF([test "${ac_cv_sse4_inline}" != "no"], [
-    AC_DEFINE(CAN_COMPILE_SSE4, 1,
-              [Define to 1 if SSE4 inline assembly is available.]) ])
+                    ac_cv_sse4_1_inline=yes, ac_cv_sse4_1_inline=no)])
+  AS_IF([test "${ac_cv_sse4_1_inline}" != "no"], [
+    AC_DEFINE(CAN_COMPILE_SSE4_1, 1,
+              [Define to 1 if SSE4_1 inline assembly is available.]) ])
+
+  # SSE4.2
+  AC_CACHE_CHECK([if $CC groks SSE4.2 inline assembly],
+    [ac_cv_sse4_2_inline],
+    [CFLAGS="${CFLAGS_save}"
+     AC_TRY_COMPILE(,[void *p;asm volatile("pcmpgtq %%xmm1,%%xmm0"::"r"(p));],
+                    ac_cv_sse4_2_inline=yes, ac_cv_sse4_2_inline=no)])
+  AS_IF([test "${ac_cv_sse4_2_inline}" != "no"], [
+    AC_DEFINE(CAN_COMPILE_SSE4_2, 1,
+              [Define to 1 if SSE4_2 inline assembly is available.]) ])
+
+  # SSE4A
+  AC_CACHE_CHECK([if $CC groks SSE4A inline assembly],
+    [ac_cv_sse4a_inline],
+    [CFLAGS="${CFLAGS_save}"
+     AC_TRY_COMPILE(,[void *p;asm volatile("insertq %%xmm1,%%xmm0"::"r"(p));],
+                    ac_cv_sse4a_inline=yes, ac_cv_sse4a_inline=no)])
+  AS_IF([test "${ac_cv_sse4a_inline}" != "no"], [
+    AC_DEFINE(CAN_COMPILE_SSE4A, 1,
+              [Define to 1 if SSE4A inline assembly is available.]) ])
 ])
 
 AC_CACHE_CHECK([if $CC groks 3D Now! inline assembly],