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transform: Don't unroll arrays in DecomposeMemoryAccess

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Arrays can be extremely large, and having the load and store functions unroll the elements can make the complier explode.

Fixed: chromium:1229233
Change-Id: Ieb5654254e16f5ce724a205d21d954ef9a0cd053
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/58382
Kokoro: Kokoro <noreply+kokoro@google.com>
Commit-Queue: Ben Clayton <bclayton@chromium.org>
Reviewed-by: David Neto <dneto@google.com>
Auto-Submit: Ben Clayton <bclayton@google.com>
This commit is contained in:
Ben Clayton
2021-07-16 19:47:44 +00:00
committed by Tint LUCI CQ
parent c33503069c
commit 883fb63e01
18 changed files with 476 additions and 368 deletions
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4
test/samples/cube.wgsl.expected.hlsl
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@@ -19,7 +19,7 @@ struct tint_symbol_2 {
float4 Position : SV_Position;
};
float4x4 tint_symbol_7(uint4 buffer[4], uint offset) {
float4x4 tint_symbol_6(uint4 buffer[4], uint offset) {
const uint scalar_offset = ((offset + 0u)) / 4;
const uint scalar_offset_1 = ((offset + 16u)) / 4;
const uint scalar_offset_2 = ((offset + 32u)) / 4;
@@ -30,7 +30,7 @@ float4x4 tint_symbol_7(uint4 buffer[4], uint offset) {
tint_symbol_2 vtx_main(tint_symbol_1 tint_symbol) {
const VertexInput input = {tint_symbol.cur_position, tint_symbol.color};
VertexOutput output = (VertexOutput)0;
output.Position = mul(input.cur_position, tint_symbol_7(uniforms, 0u));
output.Position = mul(input.cur_position, tint_symbol_6(uniforms, 0u));
output.vtxFragColor = input.color;
const tint_symbol_2 tint_symbol_8 = {output.vtxFragColor, output.Position};
return tint_symbol_8;