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| author | Joel Sing <joel@sing.id.au> | 2025-09-15 20:10:05 +1000 |
|---|---|---|
| committer | Gopher Robot <gobot@golang.org> | 2025-09-30 14:49:25 -0700 |
| commit | 4ff8a457dbe68388a6e2451c78c7ea615f570cda (patch) | |
| tree | a9e7295b180e7f638c543b782f9f767be73aab6e /test/codegen | |
| parent | fcb893fc4b615774f8cdd050e17ad227998e512a (diff) | |
| download | go-4ff8a457dbe68388a6e2451c78c7ea615f570cda.tar.xz | |
test/codegen: codify handling of floating point constants on arm64
While here, reorder Float32ConstantStore/Float64ConstantStore for
consistency.
Change-Id: Ic1b3e9f9474965d15bc94518d78d1a4a7bda93f3
Reviewed-on: https://go-review.googlesource.com/c/go/+/703756
Reviewed-by: Keith Randall <khr@golang.org>
Auto-Submit: Keith Randall <khr@golang.org>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Carlos Amedee <carlos@golang.org>
Auto-Submit: Joel Sing <joel@sing.id.au>
Reviewed-by: Keith Randall <khr@google.com>
Diffstat (limited to 'test/codegen')
| -rw-r--r-- | test/codegen/floats.go | 31 |
1 files changed, 27 insertions, 4 deletions
diff --git a/test/codegen/floats.go b/test/codegen/floats.go index 29969c8dc0..666c983b56 100644 --- a/test/codegen/floats.go +++ b/test/codegen/floats.go @@ -217,14 +217,36 @@ func Float32Max(a, b float32) float32 { // Constant Optimizations // // ------------------------ // +func Float32ConstantZero() float32 { + // arm64:"FMOVS\tZR," + return 0.0 +} + +func Float32ConstantChipFloat() float32 { + // arm64:"FMOVS\t[$]\\(2\\.25\\)," + return 2.25 +} + func Float32Constant() float32 { + // arm64:"FMOVS\t[$]f32\\.42440000\\(SB\\)" // ppc64x/power8:"FMOVS\t[$]f32\\.42440000\\(SB\\)" // ppc64x/power9:"FMOVS\t[$]f32\\.42440000\\(SB\\)" // ppc64x/power10:"XXSPLTIDP\t[$]1111752704," return 49.0 } +func Float64ConstantZero() float64 { + // arm64:"FMOVD\tZR," + return 0.0 +} + +func Float64ConstantChipFloat() float64 { + // arm64:"FMOVD\t[$]\\(2\\.25\\)," + return 2.25 +} + func Float64Constant() float64 { + // arm64:"FMOVD\t[$]f64\\.4048800000000000\\(SB\\)" // ppc64x/power8:"FMOVD\t[$]f64\\.4048800000000000\\(SB\\)" // ppc64x/power9:"FMOVD\t[$]f64\\.4048800000000000\\(SB\\)" // ppc64x/power10:"XXSPLTIDP\t[$]1111752704," @@ -244,11 +266,12 @@ func Float64DenormalFloat32Constant() float64 { return 0x1p-127 } -func Float64ConstantStore(p *float64) { - // amd64: "MOVQ\t[$]4617801906721357038" +func Float32ConstantStore(p *float32) { + // amd64:"MOVL\t[$]1085133554" *p = 5.432 } -func Float32ConstantStore(p *float32) { - // amd64: "MOVL\t[$]1085133554" + +func Float64ConstantStore(p *float64) { + // amd64:"MOVQ\t[$]4617801906721357038" *p = 5.432 } |