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| author | Alberto Donizetti <alb.donizetti@gmail.com> | 2018-02-21 17:48:33 +0100 |
|---|---|---|
| committer | Cherry Zhang <cherryyz@google.com> | 2018-02-21 17:34:02 +0000 |
| commit | 6aeddb1b5751136d1b2c1e28c4026fb57a832c18 (patch) | |
| tree | b7a82e07c16fb75366e9fb99868c0bc40fb0df04 /src/cmd/compile/internal/ssa/rewriteMIPS64.go | |
| parent | 8993e16932f58b9f1e1838d5d2bbd20e20a92e10 (diff) | |
| download | go-6aeddb1b5751136d1b2c1e28c4026fb57a832c18.tar.gz go-6aeddb1b5751136d1b2c1e28c4026fb57a832c18.zip | |
cmd/compile: intrinsify math.Sqrt on mips64
Fixes #24006
Change-Id: Ic1438b121fe705f9a6e3ed8340882e9dfd26ecf7
Reviewed-on: https://go-review.googlesource.com/95916
Reviewed-by: Cherry Zhang <cherryyz@google.com>
Run-TryBot: Cherry Zhang <cherryyz@google.com>
Diffstat (limited to 'src/cmd/compile/internal/ssa/rewriteMIPS64.go')
| -rw-r--r-- | src/cmd/compile/internal/ssa/rewriteMIPS64.go | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/src/cmd/compile/internal/ssa/rewriteMIPS64.go b/src/cmd/compile/internal/ssa/rewriteMIPS64.go index da76c992dd..20a84c03d2 100644 --- a/src/cmd/compile/internal/ssa/rewriteMIPS64.go +++ b/src/cmd/compile/internal/ssa/rewriteMIPS64.go @@ -551,6 +551,8 @@ func rewriteValueMIPS64(v *Value) bool { return rewriteValueMIPS64_OpSignExt8to64_0(v) case OpSlicemask: return rewriteValueMIPS64_OpSlicemask_0(v) + case OpSqrt: + return rewriteValueMIPS64_OpSqrt_0(v) case OpStaticCall: return rewriteValueMIPS64_OpStaticCall_0(v) case OpStore: @@ -9578,6 +9580,17 @@ func rewriteValueMIPS64_OpSlicemask_0(v *Value) bool { return true } } +func rewriteValueMIPS64_OpSqrt_0(v *Value) bool { + // match: (Sqrt x) + // cond: + // result: (SQRTD x) + for { + x := v.Args[0] + v.reset(OpMIPS64SQRTD) + v.AddArg(x) + return true + } +} func rewriteValueMIPS64_OpStaticCall_0(v *Value) bool { // match: (StaticCall [argwid] {target} mem) // cond: |