Ben Clayton 47dd30117d tint/resolver: Resolve builtin structs
Allow the resolver to understand builtin structures, like
__frexp_result_f16. This allows backend transforms to declare the types,
even if they're "untypable" by the user.

Bug: chromium:1430309
Change-Id: I392709118182a058f737ccf1b7b46fc6b0b7264d
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/129482
Kokoro: Ben Clayton <bclayton@google.com>
Reviewed-by: Dan Sinclair <dsinclair@chromium.org>
Commit-Queue: Ben Clayton <bclayton@google.com>
2023-04-26 18:27:53 +00:00

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#include <metal_stdlib>
using namespace metal;
struct atomic_compare_exchange_result_u32 {
uint old_value;
bool exchanged;
};
atomic_compare_exchange_result_u32 atomicCompareExchangeWeak_1(device atomic_uint* atomic, uint compare, uint value) {
uint old_value = compare;
bool exchanged = atomic_compare_exchange_weak_explicit(atomic, &old_value, value, memory_order_relaxed, memory_order_relaxed);
return {old_value, exchanged};
}
struct SB_RW {
/* 0x0000 */ atomic_uint arg_0;
};
void atomicCompareExchangeWeak_63d8e6(device SB_RW* const tint_symbol) {
atomic_compare_exchange_result_u32 res = atomicCompareExchangeWeak_1(&((*(tint_symbol)).arg_0), 1u, 1u);
}
fragment void fragment_main(device SB_RW* tint_symbol_1 [[buffer(0)]]) {
atomicCompareExchangeWeak_63d8e6(tint_symbol_1);
return;
}
kernel void compute_main(device SB_RW* tint_symbol_2 [[buffer(0)]]) {
atomicCompareExchangeWeak_63d8e6(tint_symbol_2);
return;
}