dawn-cmake/test/tint/builtins/gen/var/countLeadingZeros/6d4656.wgsl.expected.hlsl
Ben Clayton c0af5c5c9c tint: Add builtin tests for arguments passed by var
Change-Id: I81b69d23e40675d7f525e6369afec9aa0659d043
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/92321
Reviewed-by: Dan Sinclair <dsinclair@chromium.org>
Commit-Queue: Ben Clayton <bclayton@google.com>
Reviewed-by: Antonio Maiorano <amaiorano@google.com>
Kokoro: Kokoro <noreply+kokoro@google.com>
2022-06-02 14:36:10 +00:00

47 lines
1.0 KiB
HLSL

int tint_count_leading_zeros(int v) {
uint x = uint(v);
const uint b16 = ((x <= 65535u) ? 16u : 0u);
x = (x << b16);
const uint b8 = ((x <= 16777215u) ? 8u : 0u);
x = (x << b8);
const uint b4 = ((x <= 268435455u) ? 4u : 0u);
x = (x << b4);
const uint b2 = ((x <= 1073741823u) ? 2u : 0u);
x = (x << b2);
const uint b1 = ((x <= 2147483647u) ? 1u : 0u);
const uint is_zero = ((x == 0u) ? 1u : 0u);
return int((((((b16 | b8) | b4) | b2) | b1) + is_zero));
}
void countLeadingZeros_6d4656() {
int arg_0 = 1;
int res = tint_count_leading_zeros(arg_0);
}
struct tint_symbol {
float4 value : SV_Position;
};
float4 vertex_main_inner() {
countLeadingZeros_6d4656();
return (0.0f).xxxx;
}
tint_symbol vertex_main() {
const float4 inner_result = vertex_main_inner();
tint_symbol wrapper_result = (tint_symbol)0;
wrapper_result.value = inner_result;
return wrapper_result;
}
void fragment_main() {
countLeadingZeros_6d4656();
return;
}
[numthreads(1, 1, 1)]
void compute_main() {
countLeadingZeros_6d4656();
return;
}