diff options
| author | kenner <kenner@138bc75d-0d04-0410-961f-82ee72b054a4> | 1996-07-18 23:15:42 +0000 |
|---|---|---|
| committer | kenner <kenner@138bc75d-0d04-0410-961f-82ee72b054a4> | 1996-07-18 23:15:42 +0000 |
| commit | 3f0e2af26a971ea0361fc879077e851d971d444c (patch) | |
| tree | a48f7ac8df785ec74697b9ae9da0c92076b8efd0 /gcc/longlong.h | |
| parent | 9a4a18007d8af9e81083fddefae3f46377e109fb (diff) | |
| download | gcc-3f0e2af26a971ea0361fc879077e851d971d444c.tar.gz | |
(mc680x0): Define umul_ppmm, udiv_qrnnd, sdiv_qrnnd for the '020,
'030, '040, and '332. Define count_leading_zeros for the '020, '030,
'040, and '060.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@12517 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/longlong.h')
| -rw-r--r-- | gcc/longlong.h | 31 |
1 files changed, 24 insertions, 7 deletions
diff --git a/gcc/longlong.h b/gcc/longlong.h index 9d369de1245..8218b0e4ed0 100644 --- a/gcc/longlong.h +++ b/gcc/longlong.h @@ -1,5 +1,5 @@ /* longlong.h -- definitions for mixed size 32/64 bit arithmetic. - Copyright (C) 1991, 1992, 1994, 1995 Free Software Foundation, Inc. + Copyright (C) 1991, 1992, 1994, 1995, 1996 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 @@ -425,7 +425,13 @@ "d" ((USItype) (bh)), \ "1" ((USItype) (al)), \ "g" ((USItype) (bl))) -#if defined (__mc68020__) || defined (__NeXT__) || defined(mc68020) + +/* 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(__mc68332__) || defined(mc68332) \ + || defined(__NeXT__) #define umul_ppmm(w1, w0, u, v) \ __asm__ ("mulu%.l %3,%1:%0" \ : "=d" ((USItype) (w0)), \ @@ -448,11 +454,9 @@ : "0" ((USItype) (n0)), \ "1" ((USItype) (n1)), \ "dmi" ((USItype) (d))) -#define count_leading_zeros(count, x) \ - __asm__ ("bfffo %1{%b2:%b2},%0" \ - : "=d" ((USItype) (count)) \ - : "od" ((USItype) (x)), "n" (0)) + #else /* not mc68020 */ +#if !defined(__mc5200__) /* %/ inserts REGISTER_PREFIX, %# inserts IMMEDIATE_PREFIX. */ #define umul_ppmm(xh, xl, a, b) \ __asm__ ("| Inlined umul_ppmm @@ -484,11 +488,24 @@ : "=g" ((USItype) (xh)), \ "=g" ((USItype) (xl)) \ : "g" ((USItype) (a)), \ - "g" ((USItype) (b)) \ + "g" ((USItype) (b)) \ : "d0", "d1", "d2", "d3", "d4") #define UMUL_TIME 100 #define UDIV_TIME 400 +#endif /* not mcf5200 */ #endif /* not mc68020 */ + +/* The '020, '030, '040 and '060 have bitfield insns. */ +#if defined (__mc68020__) || defined(mc68020) \ + || defined(__mc68030__) || defined(mc68030) \ + || defined(__mc68040__) || defined(mc68040) \ + || defined(__mc68060__) || defined(mc68060) \ + || defined(__NeXT__) +#define count_leading_zeros(count, x) \ + __asm__ ("bfffo %1{%b2:%b2},%0" \ + : "=d" ((USItype) (count)) \ + : "od" ((USItype) (x)), "n" (0)) +#endif #endif /* mc68000 */ #if defined (__m88000__) |