dawn-cmake/test/tint/builtins/gen/var/firstLeadingBit/57a1a3.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
1.1 KiB
HLSL

int tint_first_leading_bit(int v) {
uint x = ((v < 0) ? uint(~(v)) : uint(v));
const uint b16 = (bool((x & 4294901760u)) ? 16u : 0u);
x = (x >> b16);
const uint b8 = (bool((x & 65280u)) ? 8u : 0u);
x = (x >> b8);
const uint b4 = (bool((x & 240u)) ? 4u : 0u);
x = (x >> b4);
const uint b2 = (bool((x & 12u)) ? 2u : 0u);
x = (x >> b2);
const uint b1 = (bool((x & 2u)) ? 1u : 0u);
const uint is_zero = ((x == 0u) ? 4294967295u : 0u);
return int((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_57a1a3() {
int arg_0 = 1;
int res = tint_first_leading_bit(arg_0);
}
struct tint_symbol {
float4 value : SV_Position;
};
float4 vertex_main_inner() {
firstLeadingBit_57a1a3();
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() {
firstLeadingBit_57a1a3();
return;
}
[numthreads(1, 1, 1)]
void compute_main() {
firstLeadingBit_57a1a3();
return;
}