dawn-cmake/test/tint/statements/compound_assign/scalar/modulo.wgsl.expected.glsl
Antonio Maiorano ec20758675 tint: polyfill remainder to handle negative operands
Bug: tint:1802
Change-Id: Ie9baa045feda08523e5ca4f5ce94b6db7d4477e5
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/119100
Commit-Queue: Antonio Maiorano <amaiorano@google.com>
Kokoro: Kokoro <noreply+kokoro@google.com>
Reviewed-by: Ben Clayton <bclayton@google.com>
2023-02-10 15:01:02 +00:00

29 lines
610 B
GLSL

#version 310 es
layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
void unused_entry_point() {
return;
}
struct S {
int a;
};
layout(binding = 0, std430) buffer v_block_ssbo {
S inner;
} v;
int tint_mod(int lhs, int rhs) {
int rhs_or_one = (bool(uint((rhs == 0)) | uint(bool(uint((lhs == -2147483648)) & uint((rhs == -1))))) ? 1 : rhs);
if (((uint((lhs | rhs_or_one)) & 2147483648u) != 0u)) {
return (lhs - ((lhs / rhs_or_one) * rhs_or_one));
} else {
return (lhs % rhs_or_one);
}
}
void foo() {
int tint_symbol = tint_mod(v.inner.a, 2);
v.inner.a = tint_symbol;
}