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| author | Russ Cox <rsc@golang.org> | 2014-11-20 11:48:08 -0500 |
|---|---|---|
| committer | Russ Cox <rsc@golang.org> | 2014-11-20 11:48:08 -0500 |
| commit | 4a674f45d109048fcef7cd9f2b876e270625c8ed (patch) | |
| tree | 3015eab80ef343dda34fb968843c8b2d28987f05 /src/runtime/memclr_power64x.s | |
| parent | fbd764146d71d8929edadc4abd51e89932742000 (diff) | |
| parent | 1ac4b754e58ba42944de03808fb96210b065e4c4 (diff) | |
| download | go-4a674f45d109048fcef7cd9f2b876e270625c8ed.tar.gz | |
[dev.cc] all: merge default (e4ab8f908aac) into dev.cc
TBR=austin
CC=golang-codereviews
https://codereview.appspot.com/179040044
Diffstat (limited to 'src/runtime/memclr_power64x.s')
| -rw-r--r-- | src/runtime/memclr_power64x.s | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/runtime/memclr_power64x.s b/src/runtime/memclr_power64x.s new file mode 100644 index 000000000..dfad64b6f --- /dev/null +++ b/src/runtime/memclr_power64x.s @@ -0,0 +1,20 @@ +// Copyright 2014 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// +build power64 power64le + +#include "textflag.h" + +// void runtime·memclr(void*, uintptr) +TEXT runtime·memclr(SB),NOSPLIT,$0-16 + MOVD ptr+0(FP), R3 + MOVD n+8(FP), R4 + CMP R4, $0 + BEQ done + SUB $1, R3 + MOVD R4, CTR + MOVBU R0, 1(R3) + BC 25, 0, -1(PC) // bdnz+ $-4 +done: + RETURN |