dawn-cmake/test/tint/builtins/gen/literal/firstTrailingBit/47d475.wgsl.expected.fxc.hlsl
Ben Clayton 7d34de88f1 tint/test-runner: Split expectations for FXC and DXC
Change tint's `--fxc` flag to take the path of the FXC compiler DLL.
Have tint attempt to validate with both FXC and DXC if `--validate` is
passed.

Fix the 'dirsWithNoPassExpectations' logic which looks like it got
broken with the tint -> dawn merge. It also incorrectly applied
filepath.FromSlash() on windows.

Change-Id: I0f46aa5c21bc48a2abc48402c41f846aff4a8633
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/96800
Reviewed-by: Antonio Maiorano <amaiorano@google.com>
Commit-Queue: Ben Clayton <bclayton@chromium.org>
2022-07-22 17:43:27 +00:00

46 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 res = tint_first_trailing_bit(1u);
}
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;
}