diff options
Diffstat (limited to 'contrib/gcc/longlong.h')
| -rw-r--r-- | contrib/gcc/longlong.h | 87 |
1 files changed, 56 insertions, 31 deletions
diff --git a/contrib/gcc/longlong.h b/contrib/gcc/longlong.h index 45d649fbcc12e..c4131c67b217a 100644 --- a/contrib/gcc/longlong.h +++ b/contrib/gcc/longlong.h @@ -1,6 +1,6 @@ /* longlong.h -- definitions for mixed size 32/64 bit arithmetic. - Copyright (C) 1991, 1992, 1994, 1995, 1996, 1997, 1998, 1999, 2000, - 2005 Free Software Foundation, Inc. + Copyright (C) 1991, 1992, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2004, + 2005 Free Software Foundation, Inc. This definition file is free software; you can redistribute it and/or modify it under the terms of the GNU General Public @@ -14,8 +14,8 @@ You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ + Foundation, Inc., 51 Franklin Street, Fifth Floor, + Boston, MA 02110-1301, USA. */ /* You have to define the following before including this file: @@ -29,8 +29,7 @@ DItype, UDItype -- Signed and unsigned 64 bit types. On a 32 bit machine UWtype should typically be USItype; - on a 64 bit machine, UWtype should typically be UDItype. -*/ + on a 64 bit machine, UWtype should typically be UDItype. */ #define __BITS4 (W_TYPE_SIZE / 4) #define __ll_B ((UWtype) 1 << (W_TYPE_SIZE / 2)) @@ -44,10 +43,12 @@ #define UDWtype UDItype #endif +extern const UQItype __clz_tab[256]; + /* Define auxiliary asm macros. - 1) umul_ppmm(high_prod, low_prod, multipler, multiplicand) multiplies two - UWtype integers MULTIPLER and MULTIPLICAND, and generates a two UWtype + 1) umul_ppmm(high_prod, low_prod, multiplier, multiplicand) multiplies two + UWtype integers MULTIPLIER and MULTIPLICAND, and generates a two UWtype word product in HIGH_PROD and LOW_PROD. 2) __umulsidi3(a,b) multiplies two UWtype integers A and B, and returns a @@ -129,7 +130,6 @@ extern UDItype __udiv_qrnnd (UDItype *, UDItype, UDItype, UDItype); #define count_trailing_zeros(COUNT,X) ((COUNT) = __builtin_ctzl (X)) #define COUNT_LEADING_ZEROS_0 64 #else -extern const UQItype __clz_tab[] ATTRIBUTE_HIDDEN; #define count_leading_zeros(COUNT,X) \ do { \ UDItype __xr = (X), __t, __a; \ @@ -186,7 +186,7 @@ do { \ UDItype __umulsidi3 (USItype, USItype); #endif -#if defined (__arm__) && W_TYPE_SIZE == 32 +#if defined (__arm__) && !defined (__thumb__) && W_TYPE_SIZE == 32 #define add_ssaaaa(sh, sl, ah, al, bh, bl) \ __asm__ ("adds %1, %4, %5\n\tadc %0, %2, %3" \ : "=r" ((USItype) (sh)), \ @@ -194,7 +194,7 @@ UDItype __umulsidi3 (USItype, USItype); : "%r" ((USItype) (ah)), \ "rI" ((USItype) (bh)), \ "%r" ((USItype) (al)), \ - "rI" ((USItype) (bl))) + "rI" ((USItype) (bl)) __CLOBBER_CC) #define sub_ddmmss(sh, sl, ah, al, bh, bl) \ __asm__ ("subs %1, %4, %5\n\tsbc %0, %2, %3" \ : "=r" ((USItype) (sh)), \ @@ -202,7 +202,7 @@ UDItype __umulsidi3 (USItype, USItype); : "r" ((USItype) (ah)), \ "rI" ((USItype) (bh)), \ "r" ((USItype) (al)), \ - "rI" ((USItype) (bl))) + "rI" ((USItype) (bl)) __CLOBBER_CC) #define umul_ppmm(xh, xl, a, b) \ {register USItype __t0, __t1, __t2; \ __asm__ ("%@ Inlined umul_ppmm\n" \ @@ -222,7 +222,7 @@ UDItype __umulsidi3 (USItype, USItype); "=r" ((USItype) (xl)), \ "=&r" (__t0), "=&r" (__t1), "=r" (__t2) \ : "r" ((USItype) (a)), \ - "r" ((USItype) (b)));} + "r" ((USItype) (b)) __CLOBBER_CC );} #define UMUL_TIME 20 #define UDIV_TIME 100 #endif /* __arm__ */ @@ -414,11 +414,8 @@ UDItype __umulsidi3 (USItype, USItype); "1" ((USItype) (al)), \ "g" ((USItype) (bl))) -/* The '020, '030, '040 and CPU32 have 32x32->64 and 64/32->32q-32r. */ -#if defined (__mc68020__) || defined(mc68020) \ - || defined(__mc68030__) || defined(mc68030) \ - || defined(__mc68040__) || defined(mc68040) \ - || defined(__mcpu32__) || defined(mcpu32) +/* The '020, '030, '040, '060 and CPU32 have 32x32->64 and 64/32->32q-32r. */ +#if (defined (__mc68020__) && !defined (__mc68060__)) #define umul_ppmm(w1, w0, u, v) \ __asm__ ("mulu%.l %3,%1:%0" \ : "=d" ((USItype) (w0)), \ @@ -442,8 +439,8 @@ UDItype __umulsidi3 (USItype, USItype); "1" ((USItype) (n1)), \ "dmi" ((USItype) (d))) -#else /* not mc68020 */ -#if defined(__mcoldfire__) +#elif defined (__mcoldfire__) /* not mc68020 */ + #define umul_ppmm(xh, xl, a, b) \ __asm__ ("| Inlined umul_ppmm\n" \ " move%.l %2,%/d0\n" \ @@ -514,16 +511,12 @@ UDItype __umulsidi3 (USItype, USItype); : "d0", "d1", "d2", "d3", "d4") #define UMUL_TIME 100 #define UDIV_TIME 400 -#endif /* not ColdFire */ + #endif /* not mc68020 */ /* The '020, '030, '040 and '060 have bitfield insns. cpu32 disguises as a 68020, but lacks them. */ -#if ( defined (__mc68020__) || defined(mc68020) \ - || defined(__mc68030__) || defined(mc68030) \ - || defined(__mc68040__) || defined(mc68040) \ - || defined(__mc68060__) || defined(mc68060) ) \ - && !defined(__mcpu32__) +#if defined (__mc68020__) && !defined (__mcpu32__) #define count_leading_zeros(count, x) \ __asm__ ("bfffo %1{%b2:%b2},%0" \ : "=d" ((USItype) (count)) \ @@ -838,18 +831,51 @@ UDItype __umulsidi3 (USItype, USItype); } while (0) #endif -#if defined (__sh2__) && W_TYPE_SIZE == 32 +#if defined(__sh__) && !__SHMEDIA__ && W_TYPE_SIZE == 32 +#ifndef __sh1__ #define umul_ppmm(w1, w0, u, v) \ __asm__ ( \ - "dmulu.l %2,%3\n\tsts macl,%1\n\tsts mach,%0" \ - : "=r" ((USItype)(w1)), \ - "=r" ((USItype)(w0)) \ + "dmulu.l %2,%3\n\tsts%M1 macl,%1\n\tsts%M0 mach,%0" \ + : "=r<" ((USItype)(w1)), \ + "=r<" ((USItype)(w0)) \ : "r" ((USItype)(u)), \ "r" ((USItype)(v)) \ : "macl", "mach") #define UMUL_TIME 5 #endif +/* This is the same algorithm as __udiv_qrnnd_c. */ +#define UDIV_NEEDS_NORMALIZATION 1 + +#define udiv_qrnnd(q, r, n1, n0, d) \ + do { \ + extern UWtype __udiv_qrnnd_16 (UWtype, UWtype) \ + __attribute__ ((visibility ("hidden"))); \ + /* r0: rn r1: qn */ /* r0: n1 r4: n0 r5: d r6: d1 */ /* r2: __m */ \ + __asm__ ( \ + "mov%M4 %4,r5\n" \ +" swap.w %3,r4\n" \ +" swap.w r5,r6\n" \ +" jsr @%5\n" \ +" shll16 r6\n" \ +" swap.w r4,r4\n" \ +" jsr @%5\n" \ +" swap.w r1,%0\n" \ +" or r1,%0" \ + : "=r" (q), "=&z" (r) \ + : "1" (n1), "r" (n0), "rm" (d), "r" (&__udiv_qrnnd_16) \ + : "r1", "r2", "r4", "r5", "r6", "pr"); \ + } while (0) + +#define UDIV_TIME 80 + +#define sub_ddmmss(sh, sl, ah, al, bh, bl) \ + __asm__ ("clrt;subc %5,%1; subc %4,%0" \ + : "=r" (sh), "=r" (sl) \ + : "0" (ah), "1" (al), "r" (bh), "r" (bl)) + +#endif /* __sh__ */ + #if defined (__SH5__) && __SHMEDIA__ && W_TYPE_SIZE == 32 #define __umulsidi3(u,v) ((UDItype)(USItype)u*(USItype)v) #define count_leading_zeros(count, x) \ @@ -1324,7 +1350,6 @@ UDItype __umulsidi3 (USItype, USItype); #endif #if !defined (count_leading_zeros) -extern const UQItype __clz_tab[] ATTRIBUTE_HIDDEN; #define count_leading_zeros(count, x) \ do { \ UWtype __xr = (x); \ |