skia2/tests/sksl/intrinsics/SignFloat.metal
John Stiles 7a3f5506b6 Performance experiment: disable control-flow analysis.
This CL will be used to test for potential performance regressions (or
improvements) that we might cause by disabling this optimization pass.

It will be reverted in ~1 day.

Change-Id: I26b7687c341eb6d81231406381c39869cfccf6d6
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/381259
Auto-Submit: John Stiles <johnstiles@google.com>
Commit-Queue: John Stiles <johnstiles@google.com>
Reviewed-by: Ethan Nicholas <ethannicholas@google.com>
Reviewed-by: Brian Osman <brianosman@google.com>
2021-03-08 19:41:19 +00:00

24 lines
782 B
Metal

#include <metal_stdlib>
#include <simd/simd.h>
using namespace metal;
struct Uniforms {
float4 testInputs;
float4 colorGreen;
float4 colorRed;
};
struct Inputs {
};
struct Outputs {
float4 sk_FragColor [[color(0)]];
};
fragment Outputs fragmentMain(Inputs _in [[stage_in]], constant Uniforms& _uniforms [[buffer(0)]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) {
Outputs _out;
(void)_out;
float4 expected = float4(-1.0, 0.0, 1.0, 1.0);
_out.sk_FragColor = ((sign(_uniforms.testInputs.x) == expected.x && all(sign(_uniforms.testInputs.xy) == expected.xy)) && all(sign(_uniforms.testInputs.xyz) == expected.xyz)) && all(sign(_uniforms.testInputs) == expected) ? _uniforms.colorGreen : _uniforms.colorRed;
return _out;
}