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Currently in the MSL backend we cast int values to uint in order to get the correct WGSL behaviour for over/under flow. This fails in the case of host shareable buffers as they use `packed` types which need to get cast to the non-packed version first. Bug: tint:1677 Change-Id: I57b70abaa8ca614472a26d63f19c1aef2bd64668 Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/103986 Reviewed-by: Ben Clayton <bclayton@google.com> Kokoro: Kokoro <noreply+kokoro@google.com> Commit-Queue: Dan Sinclair <dsinclair@chromium.org>
12 lines
261 B
Plaintext
12 lines
261 B
Plaintext
#include <metal_stdlib>
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using namespace metal;
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struct S {
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/* 0x0000 */ int4 a;
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};
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void foo(device S* const tint_symbol) {
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(*(tint_symbol)).a = as_type<int4>((as_type<uint4>(as_type<int4>((*(tint_symbol)).a)) + as_type<uint4>(as_type<int4>(int4(2)))));
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}
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