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change array padding in structures

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to pad to size of element rather
than size of array.

R=r
OCL=24641
CL=24641
This commit is contained in:
Ken Thompson 2009-02-07 13:31:34 -08:00
parent 8a70545b57
commit 56003374d3
1 changed files with 12 additions and 2 deletions
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14
src/cmd/6g/align.c
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@ -50,18 +50,28 @@ offmod(Type *t)
}
}
uint32
arrayelemwidth(Type *t)
{
while(t->etype == TARRAY && t->bound >= 0)
t = t->type;
return t->width;
}
uint32
widstruct(Type *t, uint32 o, int flag)
{
Type *f;
int32 w;
int32 w, m;
for(f=t->type; f!=T; f=f->down) {
if(f->etype != TFIELD)
fatal("widstruct: not TFIELD: %lT", f);
dowidth(f->type);
w = f->type->width;
o = rnd(o, w);
m = arrayelemwidth(f->type);
o = rnd(o, m);
f->width = o; // really offset for TFIELD
o += w;
}