mirror
/
go
mirror of https://github.com/golang/go.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

cmd/6g: cosmetic improvements to regopt debugging. 

R=rsc, golang-dev
CC=golang-dev
https://golang.org/cl/6528044
This commit is contained in:
Rémy Oudompheng 2012-09-21 20:20:26 +02:00
parent 57ad05db15
commit 413fbed341
1 changed files with 13 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
src/cmd/6g/reg.c
View File

@ -743,6 +743,9 @@ loop2:
brk: brk:
qsort(region, nregion, sizeof(region[0]), rcmp); qsort(region, nregion, sizeof(region[0]), rcmp);
if(debug['R'] && debug['v'])
dumpit("pass5", firstr);
/* /*
* pass 6 * pass 6
* determine used registers (paint2) * determine used registers (paint2)
@ -753,8 +756,16 @@ brk:
bit = blsh(rgp->varno); bit = blsh(rgp->varno);
vreg = paint2(rgp->enter, rgp->varno); vreg = paint2(rgp->enter, rgp->varno);
vreg = allreg(vreg, rgp); vreg = allreg(vreg, rgp);
if(rgp->regno != 0) if(rgp->regno != 0) {
if(debug['R'] && debug['v']) {
Var *v;
v = var + rgp->varno;
print("registerize %N+%d (bit=%2d et=%2E) in %R\n",
v->node, v->offset, rgp->varno, v->etype, rgp->regno);
}
paint3(rgp->enter, rgp->varno, vreg, rgp->regno); paint3(rgp->enter, rgp->varno, vreg, rgp->regno);
}
rgp++; rgp++;
} }
@ -1027,7 +1038,7 @@ mkvar(Reg *r, Adr *a)
v->node = node; v->node = node;
if(debug['R']) if(debug['R'])
print("bit=%2d et=%2d w=%d %#N %D\n", i, et, w, node, a); print("bit=%2d et=%2E w=%d %#N %D\n", i, et, w, node, a);
ostats.nvar++; ostats.nvar++;
bit = blsh(i); bit = blsh(i);