From 9858f2a28e7dee1e9224ecbabdc9f27fb7469ece Mon Sep 17 00:00:00 2001 From: yroux Date: Thu, 12 Jun 2014 11:45:47 +0000 Subject: [PATCH] 2014-05-23 Yvan Roux Backport from trunk r209649. 2014-04-22 Yufeng Zhang * longlong.h: Merge from glibc. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/linaro/gcc-4_9-branch@211518 138bc75d-0d04-0410-961f-82ee72b054a4 --- include/ChangeLog.linaro | 7 +++++++ include/longlong.h | 18 +++++++++++++++++- 2 files changed, 24 insertions(+), 1 deletion(-) diff --git a/include/ChangeLog.linaro b/include/ChangeLog.linaro index 9be3700..639a818 100644 --- a/include/ChangeLog.linaro +++ b/include/ChangeLog.linaro @@ -1,3 +1,10 @@ +2014-05-23 Yvan Roux + + Backport from trunk r209649. + 2014-04-22 Yufeng Zhang + + * longlong.h: Merge from glibc. + 2014-05-14 Yvan Roux GCC Linaro 4.9-2014.05 released. diff --git a/include/longlong.h b/include/longlong.h index 5f00e54..d45dbe2 100644 --- a/include/longlong.h +++ b/include/longlong.h @@ -1,5 +1,5 @@ /* longlong.h -- definitions for mixed size 32/64 bit arithmetic. - Copyright (C) 1991-2013 Free Software Foundation, Inc. + Copyright (C) 1991-2014 Free Software Foundation, Inc. This file is part of the GNU C Library. @@ -122,6 +122,22 @@ extern const UQItype __clz_tab[256] attribute_hidden; #define __AND_CLOBBER_CC , "cc" #endif /* __GNUC__ < 2 */ +#if defined (__aarch64__) + +#if W_TYPE_SIZE == 32 +#define count_leading_zeros(COUNT, X) ((COUNT) = __builtin_clz (X)) +#define count_trailing_zeros(COUNT, X) ((COUNT) = __builtin_ctz (X)) +#define COUNT_LEADING_ZEROS_0 32 +#endif /* W_TYPE_SIZE == 32 */ + +#if W_TYPE_SIZE == 64 +#define count_leading_zeros(COUNT, X) ((COUNT) = __builtin_clzll (X)) +#define count_trailing_zeros(COUNT, X) ((COUNT) = __builtin_ctzll (X)) +#define COUNT_LEADING_ZEROS_0 64 +#endif /* W_TYPE_SIZE == 64 */ + +#endif /* __aarch64__ */ + #if defined (__alpha) && W_TYPE_SIZE == 64 #define umul_ppmm(ph, pl, m0, m1) \ do { \ -- 2.7.4