ABM popcount intrinsics.

	* config/i386/abmintrin.h (_mm_popcnt_u32): New.
	(_mm_popcnt_u64): New.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@154894 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 0125322..d04fb61 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,10 @@
 2009-12-01  Sebastian Pop  <sebastian.pop@amd.com>
 
+       * config/i386/abmintrin.h (_mm_popcnt_u32): New.
+       (_mm_popcnt_u64): New.
+
+2009-12-01  Sebastian Pop  <sebastian.pop@amd.com>
+
        * config/i386/abmintrin.h: New.
        * config/i386/i386-c.c (ix86_target_macros_internal): Defined __ABM__.
        * config/i386/x86intrin.h: Include abmintrin.h when __ABM__ is defined.

diff --git a/gcc/config/i386/abmintrin.h b/gcc/config/i386/abmintrin.h
index 6c77b3c..317bb98 100644 (file)
--- a/gcc/config/i386/abmintrin.h
+++ b/gcc/config/i386/abmintrin.h
@@ -33,4 +33,19 @@
 #define _ABMINTRIN_H_INCLUDED
 
 
+/* Calculate a number of bits set to 1.  */
+extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
+_mm_popcnt_u32 (unsigned int __X)
+{
+  return __builtin_popcount (__X);
+}
+
+#ifdef __x86_64__
+extern __inline long long  __attribute__((__gnu_inline__, __always_inline__, __artificial__))
+_mm_popcnt_u64 (unsigned long long __X)
+{
+  return __builtin_popcountll (__X);
+}
+#endif
+
 #endif /* _ABMINTRIN_H_INCLUDED */