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runtime/internal/atomic: deduplicate And/Or ops on arm
Turns out after adding the generic implementation for And/Or we ended up with duplicated ops that are exactly the same for arm. This CL removes the arm code and adds arm to the generic build flags. For #61395
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@ -2,7 +2,7 @@
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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//go:build s390x || loong64 || mips || mipsle || mips64 || mips64le
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//go:build arm || s390x || loong64 || mips || mipsle || mips64 || mips64le
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package atomic
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@ -208,66 +208,6 @@ func And(addr *uint32, v uint32) {
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}
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}
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//go:nosplit
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func Or32(addr *uint32, v uint32) uint32 {
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for {
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old := *addr
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if Cas(addr, old, old|v) {
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return old
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}
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}
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}
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//go:nosplit
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func And32(addr *uint32, v uint32) uint32 {
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for {
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old := *addr
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if Cas(addr, old, old&v) {
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return old
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}
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}
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}
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//go:nosplit
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func Or64(addr *uint64, v uint64) uint64 {
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for {
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old := *addr
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if Cas64(addr, old, old|v) {
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return old
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}
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}
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}
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//go:nosplit
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func And64(addr *uint64, v uint64) uint64 {
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for {
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old := *addr
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if Cas64(addr, old, old&v) {
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return old
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}
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}
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}
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//go:nosplit
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func Oruintptr(addr *uintptr, v uintptr) uintptr {
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for {
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old := *addr
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if Casuintptr(addr, old, old|v) {
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return old
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}
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}
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}
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//go:nosplit
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func Anduintptr(addr *uintptr, v uintptr) uintptr {
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for {
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old := *addr
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if Casuintptr(addr, old, old&v) {
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return old
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}
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}
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}
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//go:nosplit
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func armcas(ptr *uint32, old, new uint32) bool
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