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46ee63933c
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
378 B
HLSL
16 lines
378 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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int4 tint_mod(int4 lhs, int4 rhs) {
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return (lhs % (((rhs == (0).xxxx) | ((lhs == (-2147483648).xxxx) & (rhs == (-1).xxxx))) ? (1).xxxx : 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 int4 tint_symbol = tint_mod(asint(v.Load4(0u)), (2).xxxx);
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v.Store4(0u, asuint(tint_symbol));
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}
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