From 86d2e3d0e7c0546a9d80b9f9c112dd04b7918758 Mon Sep 17 00:00:00 2001 From: DJ Delorie Date: Wed, 14 May 2014 17:23:22 +0000 Subject: [PATCH] merge from gcc --- include/ChangeLog | 12 ++++++++++++ include/longlong.h | 22 +++++++++++++++++++--- 2 files changed, 31 insertions(+), 3 deletions(-) diff --git a/include/ChangeLog b/include/ChangeLog index f8ddfb259..329bf12d6 100644 --- a/include/ChangeLog +++ b/include/ChangeLog @@ -1,3 +1,15 @@ +2014-05-01 Steve Ellcey + + * include/longlong.h: Use 'defined()' to check __mips16. + +2014-04-30 Richard Sandiford + + * longlong.h (__i386__): Remove W_TYPE_SIZE==64 handling. + +2014-04-22 Yufeng Zhang + + * longlong.h: Merge from glibc. + 2014-01-21 Tom Tromey * ansidecl.h (ANSI_PROTOTYPES, PTRCONST, LONG_DOUBLE, PARAMS) diff --git a/include/longlong.h b/include/longlong.h index 5f00e548a..31f88cb3f 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 { \ @@ -467,7 +483,7 @@ extern UDItype __umulsidi3 (USItype, USItype); #define UDIV_TIME 40 #endif /* 80x86 */ -#if (defined (__x86_64__) || defined (__i386__)) && W_TYPE_SIZE == 64 +#if defined (__x86_64__) && W_TYPE_SIZE == 64 #define add_ssaaaa(sh, sl, ah, al, bh, bl) \ __asm__ ("add{q} {%5,%1|%1,%5}\n\tadc{q} {%3,%0|%0,%3}" \ : "=r" ((UDItype) (sh)), \ @@ -832,7 +848,7 @@ extern UDItype __umulsidi3 (USItype, USItype); #define UMUL_TIME 10 #define UDIV_TIME 100 -#if (__mips == 32 || __mips == 64) && ! __mips16 +#if (__mips == 32 || __mips == 64) && ! defined (__mips16) #define count_leading_zeros(COUNT,X) ((COUNT) = __builtin_clz (X)) #define COUNT_LEADING_ZEROS_0 32 #endif