fix conditional branch instructions for unsigned ints and

float. fix sgen endianess in sgen character copying.

        go/test: passes 97% (336/345)

R=rsc
http://go/go-review/1015007
This commit is contained in:
Kai Backman 2009-10-24 22:47:25 -07:00
parent c91e89d539
commit 68d5c51287
3 changed files with 47 additions and 30 deletions

View File

@ -429,13 +429,13 @@ flt2: // binary
regalloc(&f1, n->type, N);
gmove(&f0, &f1);
cgen(nr, &f0);
gins(optoas(n->op, n->type), &f1, &f0);
gins(optoas(n->op, n->type), &f0, &f1);
} else {
cgen(nr, &f0);
regalloc(&f1, n->type, N);
gmove(&f0, &f1);
cgen(nl, &f0);
gins(optoas(n->op, n->type), &f1, &f0);
gins(optoas(n->op, n->type), &f0, &f1);
}
gmove(&f1, res);
regfree(&f0);
@ -1170,29 +1170,21 @@ sgen(Node *n, Node *res, int32 w)
p = gins(AMOVW, &src, &tmp);
p->from.type = D_OREG;
// MOVW tmp>>((4-c)*8),src
p = gins(AMOVW, N, &src);
p->from.type = D_SHIFT;
p->from.offset = SHIFT_LR | ((4-c)*8)<<7 | tmp.val.u.reg;
// MOVW tmp<<((4-c)*8),src
gshift(AMOVW, &tmp, SHIFT_LL, ((4-c)*8), &src);
// MOVW src<<((4-c)*8),src
p = gins(AMOVW, N, &src);
p->from.type = D_SHIFT;
p->from.offset = SHIFT_LL | ((4-c)*8)<<7 | tmp.val.u.reg;
// MOVW src>>((4-c)*8),src
gshift(AMOVW, &src, SHIFT_LR, ((4-c)*8), &src);
// MOVW (dst), tmp
p = gins(AMOVW, &dst, &tmp);
p->from.type = D_OREG;
// MOVW tmp<<(c*8),tmp
p = gins(AMOVW, N, &tmp);
p->from.type = D_SHIFT;
p->from.offset = SHIFT_LL | (c*8)<<7 | tmp.val.u.reg;
// MOVW tmp>>(c*8),tmp
p = gins(AMOVW, N, &tmp);
p->from.type = D_SHIFT;
p->from.offset = SHIFT_LR | (c*8)<<7 | tmp.val.u.reg;
gshift(AMOVW, &tmp, SHIFT_LR, (c*8), &tmp);
// MOVW tmp<<(c*8),tmp
gshift(AMOVW, &tmp, SHIFT_LL, c*8, &tmp);
// ORR src, tmp
gins(AORR, &src, &tmp);

View File

@ -1188,52 +1188,64 @@ optoas(int op, Type *t)
case CASE(OLT, TINT16):
case CASE(OLT, TINT32):
case CASE(OLT, TINT64):
case CASE(OLT, TFLOAT32):
case CASE(OLT, TFLOAT64):
a = ABLT;
break;
case CASE(OLT, TUINT8):
case CASE(OLT, TUINT16):
case CASE(OLT, TUINT32):
case CASE(OLT, TUINT64):
case CASE(OGT, TFLOAT32):
case CASE(OGT, TFLOAT64):
a = ABLT;
a = ABLO;
break;
case CASE(OLE, TINT8):
case CASE(OLE, TINT16):
case CASE(OLE, TINT32):
case CASE(OLE, TINT64):
case CASE(OLE, TFLOAT32):
case CASE(OLE, TFLOAT64):
a = ABLE;
break;
case CASE(OLE, TUINT8):
case CASE(OLE, TUINT16):
case CASE(OLE, TUINT32):
case CASE(OLE, TUINT64):
case CASE(OGE, TFLOAT32):
case CASE(OGE, TFLOAT64):
a = ABLE;
a = ABLS;
break;
case CASE(OGT, TINT8):
case CASE(OGT, TINT16):
case CASE(OGT, TINT32):
case CASE(OGT, TINT64):
case CASE(OGT, TFLOAT32):
case CASE(OGT, TFLOAT64):
a = ABGT;
break;
case CASE(OGT, TUINT8):
case CASE(OGT, TUINT16):
case CASE(OGT, TUINT32):
case CASE(OGT, TUINT64):
case CASE(OLT, TFLOAT32):
case CASE(OLT, TFLOAT64):
a = ABGT;
a = ABHI;
break;
case CASE(OGE, TINT8):
case CASE(OGE, TINT16):
case CASE(OGE, TINT32):
case CASE(OGE, TINT64):
case CASE(OGE, TFLOAT32):
case CASE(OGE, TFLOAT64):
a = ABGE;
break;
case CASE(OGE, TUINT8):
case CASE(OGE, TUINT16):
case CASE(OGE, TUINT32):
case CASE(OGE, TUINT64):
case CASE(OLE, TFLOAT32):
case CASE(OLE, TFLOAT64):
a = ABGE;
a = ABHS;
break;
case CASE(OCMP, TBOOL):

View File

@ -21,10 +21,13 @@ cmp2.go
cmp3.go
cmp4.go
cmp5.go
complit.go
compos.go
const.go
const1.go
const2.go
const3.go
convert.go
convert3.go
convlit.go
convlit1.go
@ -190,12 +193,14 @@ fixedbugs/bug173.go
fixedbugs/bug174.go
fixedbugs/bug175.go
fixedbugs/bug176.go
fixedbugs/bug177.go
fixedbugs/bug178.go
fixedbugs/bug179.go
fixedbugs/bug180.go
fixedbugs/bug181.go
fixedbugs/bug182.go
fixedbugs/bug183.go
fixedbugs/bug184.go
fixedbugs/bug185.go
fixedbugs/bug186.go
fixedbugs/bug187.go
@ -218,6 +223,7 @@ fixedbugs/bug203.go
fixedbugs/bug204.go
fixedbugs/bug205.go
fixedbugs/bug206.go
fixedbugs/bug207.go
fixedbugs/bug208.go
fixedbugs/bug209.go
fixedbugs/bug211.go
@ -240,6 +246,7 @@ import1.go
indirect.go
indirect1.go
initcomma.go
initialize.go
initializerr.go
initsyscall.go
int_lit.go
@ -252,6 +259,7 @@ interface/embed.go
interface/embed0.go
interface/explicit.go
interface/fail.go
interface/fake.go
interface/pointer.go
interface/receiver.go
interface/receiver1.go
@ -293,6 +301,10 @@ ken/sliceslice.go
ken/string.go
ken/strvar.go
literal.go
malloc1.go
mallocrand.go
mallocrep.go
mallocrep1.go
map.go
method.go
method1.go
@ -318,6 +330,7 @@ switch.go
switch1.go
test0.go
typeswitch.go
typeswitch1.go
utf.go
varinit.go
vectors.go