skia2/tests/sksl/intrinsics/ClampInt.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

28 lines
1.2 KiB
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;
int4 expectedA = int4(-100, 0, 75, 100);
int4 intValues = int4(_uniforms.testInputs * 100.0);
int4 clampLow = int4(-100, -200, -200, 100);
int4 expectedB = int4(-100, 0, 50, 225);
int4 clampHigh = int4(100, 200, 50, 300);
_out.sk_FragColor = ((((((clamp(intValues.x, -100, 100) == expectedA.x && all(clamp(intValues.xy, -100, 100) == expectedA.xy)) && all(clamp(intValues.xyz, -100, 100) == expectedA.xyz)) && all(clamp(intValues, -100, 100) == expectedA)) && clamp(intValues.x, clampLow.x, clampHigh.x) == expectedB.x) && all(clamp(intValues.xy, clampLow.xy, clampHigh.xy) == expectedB.xy)) && all(clamp(intValues.xyz, clampLow.xyz, clampHigh.xyz) == expectedB.xyz)) && all(clamp(intValues, clampLow, clampHigh) == expectedB) ? _uniforms.colorGreen : _uniforms.colorRed;
return _out;
}