dawn-cmake/test/tint/builtins/gen/var/firstTrailingBit/47d475.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

uint tint_first_trailing_bit(uint v) {
uint x = uint(v);
const uint b16 = (bool((x & 65535u)) ? 0u : 16u);
x = (x >> b16);
const uint b8 = (bool((x & 255u)) ? 0u : 8u);
x = (x >> b8);
const uint b4 = (bool((x & 15u)) ? 0u : 4u);
x = (x >> b4);
const uint b2 = (bool((x & 3u)) ? 0u : 2u);
x = (x >> b2);
const uint b1 = (bool((x & 1u)) ? 0u : 1u);
const uint is_zero = ((x == 0u) ? 4294967295u : 0u);
return uint((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstTrailingBit_47d475() {
uint arg_0 = 1u;
uint res = tint_first_trailing_bit(arg_0);
}
struct tint_symbol {
float4 value : SV_Position;
};
float4 vertex_main_inner() {
firstTrailingBit_47d475();
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() {
firstTrailingBit_47d475();
return;
}
[numthreads(1, 1, 1)]
void compute_main() {
firstTrailingBit_47d475();
return;
}