diff options
| author | Russ Cox <rsc@golang.org> | 2015-03-20 00:59:37 -0400 |
|---|---|---|
| committer | Russ Cox <rsc@golang.org> | 2015-03-20 05:00:46 +0000 |
| commit | 4d2b3a0b5fc4f17c7806f7e66df0ea272d31cd6d (patch) | |
| tree | c44a0051a32b9eae650f13c1ff7d0347c66f53fb /src | |
| parent | b9602632448099ce0ab16e53d5d2528030e94467 (diff) | |
| download | go-4d2b3a0b5fc4f17c7806f7e66df0ea272d31cd6d.tar.xz | |
runtime: fix arm build
Make mask uint32, and move down one line to match atomic_arm64.go.
Change-Id: I4867de494bc4076b7c2b3bf4fd74aa984e3ea0c8
Reviewed-on: https://go-review.googlesource.com/7854
Reviewed-by: Russ Cox <rsc@golang.org>
Diffstat (limited to 'src')
| -rw-r--r-- | src/runtime/atomic_arm.go | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/runtime/atomic_arm.go b/src/runtime/atomic_arm.go index 00cc1837fd..75206ab94a 100644 --- a/src/runtime/atomic_arm.go +++ b/src/runtime/atomic_arm.go @@ -159,8 +159,8 @@ func atomicand8(addr *uint8, v uint8) { // Align down to 4 bytes and use 32-bit CAS. uaddr := uintptr(unsafe.Pointer(addr)) addr32 := (*uint32)(unsafe.Pointer(uaddr &^ 3)) - mask := 0xFF << ((uaddr & 3) * 8) // little endian - word := uint32(v) << ((uaddr & 3) * 8) // little endian + word := uint32(v) << ((uaddr & 3) * 8) // little endian + mask := uint32(0xFF) << ((uaddr & 3) * 8) // little endian word |= ^mask for { old := *addr32 |