diff options
Diffstat (limited to 'src/cmd/compile/internal/ssa/rewriteRISCV64.go')
| -rw-r--r-- | src/cmd/compile/internal/ssa/rewriteRISCV64.go | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/src/cmd/compile/internal/ssa/rewriteRISCV64.go b/src/cmd/compile/internal/ssa/rewriteRISCV64.go index 36e152bd99..7f77477da7 100644 --- a/src/cmd/compile/internal/ssa/rewriteRISCV64.go +++ b/src/cmd/compile/internal/ssa/rewriteRISCV64.go @@ -52,6 +52,11 @@ func rewriteValueRISCV64(v *Value) bool { case OpAtomicAdd64: v.Op = OpRISCV64LoweredAtomicAdd64 return true + case OpAtomicAnd32: + v.Op = OpRISCV64LoweredAtomicAnd32 + return true + case OpAtomicAnd8: + return rewriteValueRISCV64_OpAtomicAnd8(v) case OpAtomicCompareAndSwap32: v.Op = OpRISCV64LoweredAtomicCas32 return true @@ -76,6 +81,11 @@ func rewriteValueRISCV64(v *Value) bool { case OpAtomicLoadPtr: v.Op = OpRISCV64LoweredAtomicLoad64 return true + case OpAtomicOr32: + v.Op = OpRISCV64LoweredAtomicOr32 + return true + case OpAtomicOr8: + return rewriteValueRISCV64_OpAtomicOr8(v) case OpAtomicStore32: v.Op = OpRISCV64LoweredAtomicStore32 return true @@ -681,6 +691,71 @@ func rewriteValueRISCV64_OpAddr(v *Value) bool { return true } } +func rewriteValueRISCV64_OpAtomicAnd8(v *Value) bool { + v_2 := v.Args[2] + v_1 := v.Args[1] + v_0 := v.Args[0] + b := v.Block + typ := &b.Func.Config.Types + // match: (AtomicAnd8 ptr val mem) + // result: (LoweredAtomicAnd32 (ANDI <typ.Uintptr> [^3] ptr) (NOT <typ.UInt32> (SLL <typ.UInt32> (XORI <typ.UInt32> [0xff] (ZeroExt8to32 val)) (SLLI <typ.UInt64> [3] (ANDI <typ.UInt64> [3] ptr)))) mem) + for { + ptr := v_0 + val := v_1 + mem := v_2 + v.reset(OpRISCV64LoweredAtomicAnd32) + v0 := b.NewValue0(v.Pos, OpRISCV64ANDI, typ.Uintptr) + v0.AuxInt = int64ToAuxInt(^3) + v0.AddArg(ptr) + v1 := b.NewValue0(v.Pos, OpRISCV64NOT, typ.UInt32) + v2 := b.NewValue0(v.Pos, OpRISCV64SLL, typ.UInt32) + v3 := b.NewValue0(v.Pos, OpRISCV64XORI, typ.UInt32) + v3.AuxInt = int64ToAuxInt(0xff) + v4 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32) + v4.AddArg(val) + v3.AddArg(v4) + v5 := b.NewValue0(v.Pos, OpRISCV64SLLI, typ.UInt64) + v5.AuxInt = int64ToAuxInt(3) + v6 := b.NewValue0(v.Pos, OpRISCV64ANDI, typ.UInt64) + v6.AuxInt = int64ToAuxInt(3) + v6.AddArg(ptr) + v5.AddArg(v6) + v2.AddArg2(v3, v5) + v1.AddArg(v2) + v.AddArg3(v0, v1, mem) + return true + } +} +func rewriteValueRISCV64_OpAtomicOr8(v *Value) bool { + v_2 := v.Args[2] + v_1 := v.Args[1] + v_0 := v.Args[0] + b := v.Block + typ := &b.Func.Config.Types + // match: (AtomicOr8 ptr val mem) + // result: (LoweredAtomicOr32 (ANDI <typ.Uintptr> [^3] ptr) (SLL <typ.UInt32> (ZeroExt8to32 val) (SLLI <typ.UInt64> [3] (ANDI <typ.UInt64> [3] ptr))) mem) + for { + ptr := v_0 + val := v_1 + mem := v_2 + v.reset(OpRISCV64LoweredAtomicOr32) + v0 := b.NewValue0(v.Pos, OpRISCV64ANDI, typ.Uintptr) + v0.AuxInt = int64ToAuxInt(^3) + v0.AddArg(ptr) + v1 := b.NewValue0(v.Pos, OpRISCV64SLL, typ.UInt32) + v2 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32) + v2.AddArg(val) + v3 := b.NewValue0(v.Pos, OpRISCV64SLLI, typ.UInt64) + v3.AuxInt = int64ToAuxInt(3) + v4 := b.NewValue0(v.Pos, OpRISCV64ANDI, typ.UInt64) + v4.AuxInt = int64ToAuxInt(3) + v4.AddArg(ptr) + v3.AddArg(v4) + v1.AddArg2(v2, v3) + v.AddArg3(v0, v1, mem) + return true + } +} func rewriteValueRISCV64_OpAvg64u(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] |