From 05720941c00255ebb50f09b40df118c306b2b7da Mon Sep 17 00:00:00 2001
From: Quentin Neill <quentin.neill.gnu@gmail.com>
Date: Mon, 15 Nov 2010 15:21:05 -0600
Subject: [PATCH] Fix PR target/46422
2010-11-15 Quentin Neill <quentin.neill.gnu@gmail.com>
PR target/46422
* config/i386/bmiintrin.h (__lzcnt_u16, __lzcnt_u32,
__lzcnt_u64): Call the clz builtin.
---
gcc/ChangeLog | 6 ++++++
gcc/config/i386/bmiintrin.h | 12 ++++++------
2 files changed, 12 insertions(+), 6 deletions(-)
@@ -1,3 +1,9 @@
+2010-11-15 Quentin Neill <quentin.neill.gnu@gmail.com>
+
+ PR target/46422
+ * config/i386/bmiintrin.h (__lzcnt_u16, __lzcnt_u32, __lzcnt_u64):
+ Call the clz builtin.
+
2010-11-10 Joseph Myers <joseph@codesourcery.com>
* cfgloop.c (verify_loop_structure): Use %' in diagnostics. Start
@@ -35,13 +35,13 @@
extern __inline unsigned short __attribute__((__gnu_inline__, __always_inline__, __artificial__))
__lzcnt_u16 (unsigned short __X)
{
- return __builtin_ia32_lzcnt_u16 (__X);
+ return __builtin_clzs (__X);
}
extern __inline unsigned short __attribute__((__gnu_inline__, __always_inline__, __artificial__))
__tzcnt_u16 (unsigned short __X)
{
- return __builtin_ctzs(__X);
+ return __builtin_ctzs (__X);
}
@@ -82,14 +82,14 @@ __blsr_u32 (unsigned int __X)
extern __inline unsigned int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
__lzcnt_u32 (unsigned int __X)
{
- return __builtin_ia32_lzcnt_u32 (__X);
+ return __builtin_clz (__X);
}
extern __inline unsigned int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
__tzcnt_u32 (unsigned int __X)
{
- return __builtin_ctz(__X);
+ return __builtin_ctz (__X);
}
@@ -131,13 +131,13 @@ __blsr_u64 (unsigned long long __X)
extern __inline unsigned long long __attribute__((__gnu_inline__, __always_inline__, __artificial__))
__lzcnt_u64 (unsigned long long __X)
{
- return __builtin_ia32_lzcnt_u64 (__X);
+ return __builtin_clzll (__X);
}
extern __inline unsigned long long __attribute__((__gnu_inline__, __always_inline__, __artificial__))
__tzcnt_u64 (unsigned long long __X)
{
- return __builtin_ctzll(__X);
+ return __builtin_ctzll (__X);
}
#endif /* __x86_64__ */
--
1.7.0.4