dawn-cmake/test/tint/bug/tint/1776.spvasm.expected.msl
Ben Clayton d257e28792 tint: Don't override alignment with @offset
Overriding the alignment to 1 would cause nested structures to be
incorrectly laid out. The fix: Don't override the alignment.

All struct layout validation works on the sem offsets, so none of this
has to change.

Bug: tint:1776
Change-Id: Ic01d45fb2790cd823ed9a55e336860ebdc351aea
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/112603
Kokoro: Ben Clayton <bclayton@google.com>
Reviewed-by: Dan Sinclair <dsinclair@chromium.org>
Commit-Queue: Ben Clayton <bclayton@google.com>
2022-12-01 18:41:57 +00:00

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#include <metal_stdlib>
using namespace metal;
template<typename T, size_t N>
struct tint_array {
const constant T& operator[](size_t i) const constant { return elements[i]; }
device T& operator[](size_t i) device { return elements[i]; }
const device T& operator[](size_t i) const device { return elements[i]; }
thread T& operator[](size_t i) thread { return elements[i]; }
const thread T& operator[](size_t i) const thread { return elements[i]; }
threadgroup T& operator[](size_t i) threadgroup { return elements[i]; }
const threadgroup T& operator[](size_t i) const threadgroup { return elements[i]; }
T elements[N];
};
struct S {
/* 0x0000 */ float4 a;
/* 0x0010 */ int b;
/* 0x0014 */ tint_array<int8_t, 12> tint_pad;
};
struct sb_block {
/* 0x0000 */ tint_array<S, 1> inner;
};
void main_1(device sb_block* const tint_symbol_1) {
S const x_18 = (*(tint_symbol_1)).inner[1];
return;
}
kernel void tint_symbol(device sb_block* tint_symbol_2 [[buffer(0)]]) {
main_1(tint_symbol_2);
return;
}