dawn-cmake/test/tint/builtins/frexp/scalar/runtime.wgsl.expected.fxc.hlsl
Ben Clayton 69c2c34326 tint: Implement const-eval of frexp()
Also add abstract overloads.

Bug: tint:1581
Fixed: tint:1768
Change-Id: Icda465e0cfe960b77823c2135f0cfe8f82ed394f
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/111441
Kokoro: Kokoro <noreply+kokoro@google.com>
Reviewed-by: Antonio Maiorano <amaiorano@google.com>
Reviewed-by: Dan Sinclair <dsinclair@chromium.org>
Commit-Queue: Ben Clayton <bclayton@google.com>
2022-11-23 18:21:38 +00:00

20 lines
400 B
HLSL

struct frexp_result {
float fract;
int exp;
};
frexp_result tint_frexp(float param_0) {
float exp;
float fract = frexp(param_0, exp);
frexp_result result = {fract, int(exp)};
return result;
}
[numthreads(1, 1, 1)]
void main() {
const float tint_symbol = 1.25f;
const frexp_result res = tint_frexp(tint_symbol);
const float fract = res.fract;
const int exp = res.exp;
return;
}