diff options
| author | Russ Cox <rsc@golang.org> | 2009-05-26 21:07:26 -0700 |
|---|---|---|
| committer | Russ Cox <rsc@golang.org> | 2009-05-26 21:07:26 -0700 |
| commit | fdab225ba6f24dfb303b64a28830098a2cec0d77 (patch) | |
| tree | b814feaafac63e3db19da094ee5a0f3ba9d85992 /src/runtime | |
| parent | df199034a7421a501fd63c9c0fa3eed9a10c8d75 (diff) | |
| download | golang-fdab225ba6f24dfb303b64a28830098a2cec0d77.tar.gz | |
8g: 64-bit arithmetic and assorted bug fixes;
can run 64-bit sieve and powser.
interfaces are limping along.
next hurdle is floating point.
R=ken
OCL=29418
CL=29423
Diffstat (limited to 'src/runtime')
| -rw-r--r-- | src/runtime/386/closure.c | 7 | ||||
| -rwxr-xr-x | src/runtime/386/vlrt.c | 24 | ||||
| -rw-r--r-- | src/runtime/Makefile | 3 |
3 files changed, 32 insertions, 2 deletions
diff --git a/src/runtime/386/closure.c b/src/runtime/386/closure.c index 8b7f8d291..6ccbe3b8b 100644 --- a/src/runtime/386/closure.c +++ b/src/runtime/386/closure.c @@ -27,7 +27,7 @@ sys·closure(int32 siz, byte *fn, byte *arg0) // compute size of new fn. // must match code laid out below. - n = 6+5+2; // SUBL MOVL MOVL + n = 6+5+2+1; // SUBL MOVL MOVL CLD if(siz <= 4*4) n += 1*siz/4; // MOVSL MOVSL... else @@ -60,13 +60,16 @@ sys·closure(int32 siz, byte *fn, byte *arg0) *p++ = 0x89; *p++ = 0xe7; + // CLD + *p++ = 0xfc; + if(siz <= 4*4) { for(i=0; i<siz; i+=4) { // MOVSL *p++ = 0xa5; } } else { - // MOVL $(siz/8), CX [32-bit immediate siz/4] + // MOVL $(siz/4), CX [32-bit immediate siz/4] *p++ = 0xc7; *p++ = 0xc1; *(uint32*)p = siz/4; diff --git a/src/runtime/386/vlrt.c b/src/runtime/386/vlrt.c index 9f205b92c..e7726127e 100755 --- a/src/runtime/386/vlrt.c +++ b/src/runtime/386/vlrt.c @@ -270,6 +270,12 @@ _divvu(Vlong *q, Vlong n, Vlong d) } void +sys·uint64div(Vlong n, Vlong d, Vlong q) +{ + _divvu(&q, n, d); +} + +void _modvu(Vlong *r, Vlong n, Vlong d) { @@ -281,6 +287,12 @@ _modvu(Vlong *r, Vlong n, Vlong d) dodiv(n, d, 0, r); } +void +sys·uint64mod(Vlong n, Vlong d, Vlong q) +{ + _modvu(&q, n, d); +} + static void vneg(Vlong *v) { @@ -315,6 +327,12 @@ _divv(Vlong *q, Vlong n, Vlong d) } void +sys·int64div(Vlong n, Vlong d, Vlong q) +{ + _divv(&q, n, d); +} + +void _modv(Vlong *r, Vlong n, Vlong d) { long nneg, dneg; @@ -336,6 +354,12 @@ _modv(Vlong *r, Vlong n, Vlong d) } void +sys·int64mod(Vlong n, Vlong d, Vlong q) +{ + _modv(&q, n, d); +} + +void _rshav(Vlong *r, Vlong a, int b) { long t; diff --git a/src/runtime/Makefile b/src/runtime/Makefile index a0e03fa16..ad236491f 100644 --- a/src/runtime/Makefile +++ b/src/runtime/Makefile @@ -114,3 +114,6 @@ cgo2c: cgo2c.c runtime.acid: runtime.h proc.c $(CC) -a proc.c >runtime.acid +chan.acid: runtime.h chan.c + $(CC) -a chan.c >chan.acid + |