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Prevents UB for divide-by-zero and integer overflow when dividing Fixed: tint:1349 Change-Id: Ieef66d27d7aec3011628ced076b2bccc7770a8af Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/108925 Commit-Queue: Ben Clayton <bclayton@google.com> Reviewed-by: Dan Sinclair <dsinclair@chromium.org> Kokoro: Kokoro <noreply+kokoro@google.com>
16 lines
337 B
HLSL
16 lines
337 B
HLSL
[numthreads(1, 1, 1)]
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void unused_entry_point() {
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return;
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}
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int tint_mod(int lhs, int rhs) {
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return (lhs % (((rhs == 0) | ((lhs == -2147483648) & (rhs == -1))) ? 1 : rhs));
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}
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RWByteAddressBuffer v : register(u0, space0);
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void foo() {
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const int tint_symbol = tint_mod(asint(v.Load(0u)), 2);
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v.Store(0u, asuint(tint_symbol));
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}
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