diff options
| author | Dmitriy Vyukov <dvyukov@google.com> | 2013-08-30 15:46:12 +0400 |
|---|---|---|
| committer | Dmitriy Vyukov <dvyukov@google.com> | 2013-08-30 15:46:12 +0400 |
| commit | 5c03c230954d1491c25b14690d2b6bb96452cfa1 (patch) | |
| tree | 4d916a84cc854b172ce2088cd8968c13316d8568 /src/cmd/6l | |
| parent | 564f6b8ad1baba0e954929e1f3ac0bc0735982c3 (diff) | |
| download | go-5c03c230954d1491c25b14690d2b6bb96452cfa1.tar.gz | |
libbio, all cmd: consistently use BGETC/BPUTC instead of Bgetc/Bputc
Also introduce BGET2/4, BPUT2/4 as they are widely used.
Slightly improve BGETC/BPUTC implementation.
This gives ~5% CPU time improvement on go install -a -p1 std.
Before:
real user sys
0m23.561s 0m16.625s 0m5.848s
0m23.766s 0m16.624s 0m5.846s
0m23.742s 0m16.621s 0m5.868s
after:
0m22.999s 0m15.841s 0m5.889s
0m22.845s 0m15.808s 0m5.850s
0m22.889s 0m15.832s 0m5.848s
R=golang-dev, r
CC=golang-dev
https://codereview.appspot.com/12745047
Diffstat (limited to 'src/cmd/6l')
| -rw-r--r-- | src/cmd/6l/obj.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/src/cmd/6l/obj.c b/src/cmd/6l/obj.c index 5337ecace..b972c535b 100644 --- a/src/cmd/6l/obj.c +++ b/src/cmd/6l/obj.c @@ -342,10 +342,10 @@ zaddr(char *pn, Biobuf *f, Adr *a, Sym *h[]) } a->offset = 0; if(t & T_OFFSET) { - a->offset = Bget4(f); + a->offset = BGETLE4(f); if(t & T_64) { a->offset &= 0xFFFFFFFFULL; - a->offset |= (vlong)Bget4(f) << 32; + a->offset |= (vlong)BGETLE4(f) << 32; } } a->sym = S; @@ -353,8 +353,8 @@ zaddr(char *pn, Biobuf *f, Adr *a, Sym *h[]) a->sym = zsym(pn, f, h); a->type = D_NONE; if(t & T_FCONST) { - a->ieee.l = Bget4(f); - a->ieee.h = Bget4(f); + a->ieee.l = BGETLE4(f); + a->ieee.h = BGETLE4(f); a->type = D_FCONST; } else if(t & T_SCONST) { @@ -461,7 +461,7 @@ loop: if(o == ANAME || o == ASIGNAME) { sig = 0; if(o == ASIGNAME) - sig = Bget4(f); + sig = BGETLE4(f); v = BGETC(f); /* type */ o = BGETC(f); /* sym */ r = 0; @@ -516,7 +516,7 @@ loop: p = mal(sizeof(*p)); p->as = o; - p->line = Bget4(f); + p->line = BGETLE4(f); p->back = 2; p->mode = mode; zaddr(pn, f, &p->from, h); |