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| author | Pádraig Brady <P@draigBrady.com> | 2016-11-26 15:55:04 +0000 |
|---|---|---|
| committer | Pádraig Brady <P@draigBrady.com> | 2016-11-27 00:28:16 +0000 |
| commit | 4535563318c9c82a9f41f73f97b948952c13c6d7 (patch) | |
| tree | 6351520e6e1590dde822ae620226ca53c335bc64 /src | |
| parent | 12f6214d07ad93814bad81cb384e087792068213 (diff) | |
| download | coreutils-4535563318c9c82a9f41f73f97b948952c13c6d7.tar.xz | |
build: fix potential factor build failure on arm and risc
* src/longlong.h: Sync from gmp repo incorporating:
Protect umul_ppmm with do ... while (0)
Replace obsolete ARC asm 'J' constraints with 'Cal'
Provide umul_ppmm for riscv64
Diffstat (limited to 'src')
| -rw-r--r-- | src/longlong.h | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/src/longlong.h b/src/longlong.h index 29564a7dc..d3a01366f 100644 --- a/src/longlong.h +++ b/src/longlong.h @@ -410,17 +410,17 @@ long __MPN(count_leading_zeros) (UDItype); : "=r" (sh), \ "=&r" (sl) \ : "r" ((USItype) (ah)), \ - "rIJ" ((USItype) (bh)), \ + "rICal" ((USItype) (bh)), \ "%r" ((USItype) (al)), \ - "rIJ" ((USItype) (bl))) + "rICal" ((USItype) (bl))) #define sub_ddmmss(sh, sl, ah, al, bh, bl) \ __asm__ ("sub.f\t%1, %4, %5\n\tsbc\t%0, %2, %3" \ : "=r" (sh), \ "=&r" (sl) \ : "r" ((USItype) (ah)), \ - "rIJ" ((USItype) (bh)), \ + "rICal" ((USItype) (bh)), \ "r" ((USItype) (al)), \ - "rIJ" ((USItype) (bl))) + "rICal" ((USItype) (bl))) #endif #if defined (__arm__) && (defined (__thumb2__) || !defined (__thumb__)) \ @@ -1570,6 +1570,15 @@ extern UWtype __MPN(udiv_qrnnd) (UWtype *, UWtype, UWtype, UWtype); } while (0) #endif /* RT/ROMP */ +#if defined (__riscv64) && W_TYPE_SIZE == 64 +#define umul_ppmm(ph, pl, u, v) \ + do { \ + UDItype __u = (u), __v = (v); \ + (pl) = __u * __v; \ + __asm__ ("mulhu\t%2, %1, %0" : "=r" (ph) : "%r" (__u), "r" (__v)); \ + } while (0) +#endif + #if (defined (__SH2__) || defined (__SH3__) || defined (__SH4__)) && W_TYPE_SIZE == 32 #define umul_ppmm(w1, w0, u, v) \ __asm__ ("dmulu.l %2,%3\n\tsts macl,%1\n\tsts mach,%0" \ @@ -1881,11 +1890,11 @@ extern UWtype __MPN(udiv_qrnnd) (UWtype *, UWtype, UWtype, UWtype); /* FIXME: "sidi" here is highly doubtful, should sometimes be "diti". */ #if !defined (umul_ppmm) && defined (__umulsidi3) #define umul_ppmm(ph, pl, m0, m1) \ - { \ + do { \ UDWtype __ll = __umulsidi3 (m0, m1); \ ph = (UWtype) (__ll >> W_TYPE_SIZE); \ pl = (UWtype) __ll; \ - } + } while (0) #endif #if !defined (__umulsidi3) |