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runtime: convert more unsafe.Pointer arithmetic to add

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Change-Id: Icfe24d5660666093f3e645f82d30b7687c8077be
Reviewed-on: https://go-review.googlesource.com/58370
Run-TryBot: Josh Bleecher Snyder <josharian@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Martin Möhrmann <moehrmann@google.com>
This commit is contained in:
Josh Bleecher Snyder 2017-08-23 07:48:04 -07:00
parent f3e0d14313
commit 83ae9b07b8
1 changed files with 3 additions and 3 deletions
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6
src/runtime/hashmap_fast.go
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@ -658,7 +658,7 @@ func mapdelete_fast32(t *maptype, h *hmap, key uint32) {
}
// Only clear value if there are pointers in it.
if t.elem.kind&kindNoPointers == 0 {
v := unsafe.Pointer(uintptr(unsafe.Pointer(b)) + dataOffset + bucketCnt*4 + i*uintptr(t.valuesize))
v := add(unsafe.Pointer(b), dataOffset+bucketCnt*4+i*uintptr(t.valuesize))
memclrHasPointers(v, t.elem.size)
}
b.tophash[i] = empty
@ -711,7 +711,7 @@ func mapdelete_fast64(t *maptype, h *hmap, key uint64) {
}
// Only clear value if there are pointers in it.
if t.elem.kind&kindNoPointers == 0 {
v := unsafe.Pointer(uintptr(unsafe.Pointer(b)) + dataOffset + bucketCnt*8 + i*uintptr(t.valuesize))
v := add(unsafe.Pointer(b), dataOffset+bucketCnt*8+i*uintptr(t.valuesize))
memclrHasPointers(v, t.elem.size)
}
b.tophash[i] = empty
@ -767,7 +767,7 @@ func mapdelete_faststr(t *maptype, h *hmap, ky string) {
*(*string)(kptr) = ""
// Only clear value if there are pointers in it.
if t.elem.kind&kindNoPointers == 0 {
v := unsafe.Pointer(uintptr(unsafe.Pointer(b)) + dataOffset + bucketCnt*2*sys.PtrSize + i*uintptr(t.valuesize))
v := add(unsafe.Pointer(b), dataOffset+bucketCnt*2*sys.PtrSize+i*uintptr(t.valuesize))
memclrHasPointers(v, t.elem.size)
}
b.tophash[i] = empty