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cmd/compile: Fix SSA building bug for CAS atomics on ARM64

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Fixes #67229

Change-Id: I39f1255d38d2b2083753e17f0f5acf520e6167d5
Reviewed-on: https://go-review.googlesource.com/c/go/+/583995
Reviewed-by: Cherry Mui <cherryyz@google.com>
Reviewed-by: Shu-Chun Weng <scw@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
This commit is contained in:
Andrey Bokhanko 2024-05-07 23:09:14 +03:00 committed by Cherry Mui
parent 1a349fc92b
commit 643865856c
1 changed files with 13 additions and 13 deletions
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26
src/cmd/compile/internal/ssagen/ssa.go
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@ -4392,7 +4392,7 @@ func InitTables() {
type atomicOpEmitter func(s *state, n *ir.CallExpr, args []*ssa.Value, op ssa.Op, typ types.Kind)
makeAtomicGuardedIntrinsicARM64 := func(op0, op1 ssa.Op, typ, rtyp types.Kind, emit atomicOpEmitter) intrinsicBuilder {
makeAtomicGuardedIntrinsicARM64 := func(op0, op1 ssa.Op, typ types.Kind, emit atomicOpEmitter) intrinsicBuilder {
return func(s *state, n *ir.CallExpr, args []*ssa.Value) *ssa.Value {
if buildcfg.GOARM64.LSE {
@ -4424,10 +4424,10 @@ func InitTables() {
// Merge results.
s.startBlock(bEnd)
}
if rtyp == types.TNIL {
if typ == types.TNIL {
return nil
} else {
return s.variable(n, types.Types[rtyp])
return s.variable(n, types.Types[typ])
}
}
}
@ -4438,10 +4438,10 @@ func InitTables() {
s.vars[n] = s.newValue1(ssa.OpSelect0, types.Types[typ], v)
}
addF("internal/runtime/atomic", "Xchg",
makeAtomicGuardedIntrinsicARM64(ssa.OpAtomicExchange32, ssa.OpAtomicExchange32Variant, types.TUINT32, types.TUINT32, atomicXchgXaddEmitterARM64),
makeAtomicGuardedIntrinsicARM64(ssa.OpAtomicExchange32, ssa.OpAtomicExchange32Variant, types.TUINT32, atomicXchgXaddEmitterARM64),
sys.ARM64)
addF("internal/runtime/atomic", "Xchg64",
makeAtomicGuardedIntrinsicARM64(ssa.OpAtomicExchange64, ssa.OpAtomicExchange64Variant, types.TUINT64, types.TUINT64, atomicXchgXaddEmitterARM64),
makeAtomicGuardedIntrinsicARM64(ssa.OpAtomicExchange64, ssa.OpAtomicExchange64Variant, types.TUINT64, atomicXchgXaddEmitterARM64),
sys.ARM64)
addF("internal/runtime/atomic", "Xadd",
@ -4460,10 +4460,10 @@ func InitTables() {
sys.AMD64, sys.Loong64, sys.MIPS64, sys.PPC64, sys.RISCV64, sys.S390X)
addF("internal/runtime/atomic", "Xadd",
makeAtomicGuardedIntrinsicARM64(ssa.OpAtomicAdd32, ssa.OpAtomicAdd32Variant, types.TUINT32, types.TUINT32, atomicXchgXaddEmitterARM64),
makeAtomicGuardedIntrinsicARM64(ssa.OpAtomicAdd32, ssa.OpAtomicAdd32Variant, types.TUINT32, atomicXchgXaddEmitterARM64),
sys.ARM64)
addF("internal/runtime/atomic", "Xadd64",
makeAtomicGuardedIntrinsicARM64(ssa.OpAtomicAdd64, ssa.OpAtomicAdd64Variant, types.TUINT64, types.TUINT64, atomicXchgXaddEmitterARM64),
makeAtomicGuardedIntrinsicARM64(ssa.OpAtomicAdd64, ssa.OpAtomicAdd64Variant, types.TUINT64, atomicXchgXaddEmitterARM64),
sys.ARM64)
addF("internal/runtime/atomic", "Cas",
@ -4495,10 +4495,10 @@ func InitTables() {
}
addF("internal/runtime/atomic", "Cas",
makeAtomicGuardedIntrinsicARM64(ssa.OpAtomicCompareAndSwap32, ssa.OpAtomicCompareAndSwap32Variant, types.TUINT32, types.TBOOL, atomicCasEmitterARM64),
makeAtomicGuardedIntrinsicARM64(ssa.OpAtomicCompareAndSwap32, ssa.OpAtomicCompareAndSwap32Variant, types.TBOOL, atomicCasEmitterARM64),
sys.ARM64)
addF("internal/runtime/atomic", "Cas64",
makeAtomicGuardedIntrinsicARM64(ssa.OpAtomicCompareAndSwap64, ssa.OpAtomicCompareAndSwap64Variant, types.TUINT64, types.TBOOL, atomicCasEmitterARM64),
makeAtomicGuardedIntrinsicARM64(ssa.OpAtomicCompareAndSwap64, ssa.OpAtomicCompareAndSwap64Variant, types.TBOOL, atomicCasEmitterARM64),
sys.ARM64)
addF("internal/runtime/atomic", "And8",
@ -4531,16 +4531,16 @@ func InitTables() {
}
addF("internal/runtime/atomic", "And8",
makeAtomicGuardedIntrinsicARM64(ssa.OpAtomicAnd8, ssa.OpAtomicAnd8Variant, types.TNIL, types.TNIL, atomicAndOrEmitterARM64),
makeAtomicGuardedIntrinsicARM64(ssa.OpAtomicAnd8, ssa.OpAtomicAnd8Variant, types.TNIL, atomicAndOrEmitterARM64),
sys.ARM64)
addF("internal/runtime/atomic", "And",
makeAtomicGuardedIntrinsicARM64(ssa.OpAtomicAnd32, ssa.OpAtomicAnd32Variant, types.TNIL, types.TNIL, atomicAndOrEmitterARM64),
makeAtomicGuardedIntrinsicARM64(ssa.OpAtomicAnd32, ssa.OpAtomicAnd32Variant, types.TNIL, atomicAndOrEmitterARM64),
sys.ARM64)
addF("internal/runtime/atomic", "Or8",
makeAtomicGuardedIntrinsicARM64(ssa.OpAtomicOr8, ssa.OpAtomicOr8Variant, types.TNIL, types.TNIL, atomicAndOrEmitterARM64),
makeAtomicGuardedIntrinsicARM64(ssa.OpAtomicOr8, ssa.OpAtomicOr8Variant, types.TNIL, atomicAndOrEmitterARM64),
sys.ARM64)
addF("internal/runtime/atomic", "Or",
makeAtomicGuardedIntrinsicARM64(ssa.OpAtomicOr32, ssa.OpAtomicOr32Variant, types.TNIL, types.TNIL, atomicAndOrEmitterARM64),
makeAtomicGuardedIntrinsicARM64(ssa.OpAtomicOr32, ssa.OpAtomicOr32Variant, types.TNIL, atomicAndOrEmitterARM64),
sys.ARM64)
// Aliases for atomic load operations