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writer/msl: Emit field designators for structures

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This fixes constructors for structures that contain padding members
due to explicit layout attributes.

Also fix one test that was wrongly using an identity type constructor
for a structure.

Fixed: tint:853
Change-Id: I0a3e84fcd7c6a7f2ad92a4970ed11378e6ce2465
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/53240
Auto-Submit: James Price <jrprice@google.com>
Reviewed-by: Ben Clayton <bclayton@google.com>
Commit-Queue: James Price <jrprice@google.com>
Kokoro: Kokoro <noreply+kokoro@google.com>
This commit is contained in:
James Price
2021-06-03 18:12:15 +00:00
committed by Tint LUCI CQ
parent 71786c99b3
commit 851b18b2f2
23 changed files with 102 additions and 71 deletions
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6
test/samples/cube.wgsl.expected.msl
View File

@@ -28,17 +28,17 @@ struct tint_symbol_5 {
};
vertex tint_symbol_2 vtx_main(tint_symbol_1 tint_symbol [[stage_in]], constant Uniforms& uniforms [[buffer(0)]]) {
VertexInput const input = {tint_symbol.cur_position, tint_symbol.color};
VertexInput const input = {.cur_position=tint_symbol.cur_position, .color=tint_symbol.color};
VertexOutput output = {};
output.Position = (uniforms.modelViewProjectionMatrix * input.cur_position);
output.vtxFragColor = input.color;
tint_symbol_2 const tint_symbol_6 = {output.vtxFragColor, output.Position};
tint_symbol_2 const tint_symbol_6 = {.vtxFragColor=output.vtxFragColor, .Position=output.Position};
return tint_symbol_6;
}
fragment tint_symbol_5 frag_main(tint_symbol_4 tint_symbol_3 [[stage_in]]) {
float4 const fragColor = tint_symbol_3.fragColor;
tint_symbol_5 const tint_symbol_7 = {fragColor};
tint_symbol_5 const tint_symbol_7 = {.value=fragColor};
return tint_symbol_7;
}

2
test/samples/simple.wgsl.expected.msl
View File

@@ -11,7 +11,7 @@ void bar() {
fragment tint_symbol_1 tint_symbol() {
float2 a = float2();
bar();
tint_symbol_1 const tint_symbol_2 = {float4(0.400000006f, 0.400000006f, 0.800000012f, 1.0f)};
tint_symbol_1 const tint_symbol_2 = {.value=float4(0.400000006f, 0.400000006f, 0.800000012f, 1.0f)};
return tint_symbol_2;
}