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009d129103
Transform any SPIR-V that has an array with a custom stride:
@stride(S) array<T, N>
into:
struct strided_arr {
@size(S) er : T;
};
array<strided_arr, N>
Also remove any @stride decorations that match the default array stride.
Bug: tint:1394
Bug: tint:1381
Change-Id: I8be8f3a76c5335fdb2bc5183388366091dbc7642
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/78781
Reviewed-by: David Neto <dneto@google.com>
Kokoro: Kokoro <noreply+kokoro@google.com>
Commit-Queue: Ben Clayton <bclayton@google.com>
41 lines
1.0 KiB
Plaintext
41 lines
1.0 KiB
Plaintext
#include <metal_stdlib>
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using namespace metal;
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struct strided_arr {
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/* 0x0000 */ float el;
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/* 0x0004 */ int8_t tint_pad[4];
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};
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struct tint_array_wrapper {
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/* 0x0000 */ strided_arr arr[2];
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};
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struct tint_array_wrapper_1 {
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/* 0x0000 */ tint_array_wrapper arr[3];
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};
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struct strided_arr_1 {
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/* 0x0000 */ tint_array_wrapper_1 el;
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/* 0x0030 */ int8_t tint_pad_1[80];
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};
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struct tint_array_wrapper_2 {
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/* 0x0000 */ strided_arr_1 arr[4];
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};
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struct S {
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/* 0x0000 */ tint_array_wrapper_2 a;
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};
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void f_1(device S* const tint_symbol_1) {
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tint_array_wrapper_2 const x_19 = (*(tint_symbol_1)).a;
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tint_array_wrapper_1 const x_24 = (*(tint_symbol_1)).a.arr[3].el;
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tint_array_wrapper const x_28 = (*(tint_symbol_1)).a.arr[3].el.arr[2];
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float const x_32 = (*(tint_symbol_1)).a.arr[3].el.arr[2].arr[1].el;
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tint_array_wrapper_2 const tint_symbol = {.arr={}};
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(*(tint_symbol_1)).a = tint_symbol;
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(*(tint_symbol_1)).a.arr[3].el.arr[2].arr[1].el = 5.0f;
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return;
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}
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kernel void f(device S* tint_symbol_2 [[buffer(0)]]) {
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f_1(tint_symbol_2);
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return;
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}
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