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liblink: fix extern register accesses on Plan 9 (386)

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R=golang-dev, 0intro, rsc
CC=golang-dev
https://golang.org/cl/39680044
This commit is contained in:
Anthony Martin 2013-12-09 18:48:44 -05:00 committed by Russ Cox
parent 58005207d2
commit 52ee63f544
1 changed files with 3 additions and 3 deletions
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6
src/liblink/obj8.c
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@ -271,10 +271,11 @@ progedit(Link *ctxt, Prog *p)
} }
} }
} }
/* TODO
if(ctxt->headtype == Hplan9) { if(ctxt->headtype == Hplan9) {
if(p->from.type == D_INDIR+D_GS if(p->from.type == D_INDIR+D_GS
&& p->to.type >= D_AX && p->to.type <= D_DI) { && p->to.type >= D_AX && p->to.type <= D_DI) {
if(ctxt->plan9tos == nil)
ctxt->plan9tos = linklookup(ctxt, "_tos", 0);
q = appendp(ctxt, p); q = appendp(ctxt, p);
q->from = p->from; q->from = p->from;
q->from.type = D_INDIR + p->to.type; q->from.type = D_INDIR + p->to.type;
@ -282,11 +283,10 @@ progedit(Link *ctxt, Prog *p)
q->as = p->as; q->as = p->as;
p->as = AMOVL; p->as = AMOVL;
p->from.type = D_EXTERN; p->from.type = D_EXTERN;
p->from.sym = plan9_tos; p->from.sym = ctxt->plan9tos;
p->from.offset = 0; p->from.offset = 0;
} }
} }
*/
} }
static Prog* static Prog*