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writer/hlsl: Zero initialize with (T) 0

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For structures and arrays.
This behaves identically to the per-element zero-initialization, but can be significantly less verbose.

Change-Id: I380ef86f16c2b3f37a9de2820e707f368955b761
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/56764
Auto-Submit: Ben Clayton <bclayton@google.com>
Reviewed-by: David Neto <dneto@google.com>
Kokoro: Kokoro <noreply+kokoro@google.com>
This commit is contained in:
Ben Clayton
2021-07-02 19:27:42 +00:00
parent efc46c1873
commit 2bb45389b7
54 changed files with 132 additions and 158 deletions
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2
test/ptr_ref/load/global/struct_field.spvasm.expected.hlsl
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@@ -2,7 +2,7 @@ struct S {
int i;
};
static S V = {0};
static S V = (S)0;
void main_1() {
int i = 0;

2
test/ptr_ref/load/global/struct_field.wgsl.expected.hlsl
View File

@@ -2,7 +2,7 @@ struct S {
int i;
};
static S V = {0};
static S V = (S)0;
[numthreads(1, 1, 1)]
void main() {

2
test/ptr_ref/load/local/struct_field.spvasm.expected.hlsl
View File

@@ -4,7 +4,7 @@ struct S {
void main_1() {
int i = 0;
S V = {0};
S V = (S)0;
const int x_14 = V.i;
i = x_14;
return;

2
test/ptr_ref/load/local/struct_field.wgsl.expected.hlsl
View File

@@ -4,7 +4,7 @@ struct S {
[numthreads(1, 1, 1)]
void main() {
S V = {0};
S V = (S)0;
int i = V.i;
return;
}

2
test/ptr_ref/store/global/struct_field.spvasm.expected.hlsl
View File

@@ -2,7 +2,7 @@ struct S {
int i;
};
static S V = {0};
static S V = (S)0;
void main_1() {
V.i = 5;

2
test/ptr_ref/store/local/struct_field.spvasm.expected.hlsl
View File

@@ -3,7 +3,7 @@ struct S {
};
void main_1() {
S V = {0};
S V = (S)0;
V.i = 5;
return;
}