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spirv-reader: fix image write texel conversion for scalar integer cases 

Started with https://dawn-review.git.corp.google.com/c/dawn/+/98980,
then took ownership to add tests and land.

Change-Id: I8da4d5e626be3a5cadc6addb36cdbe00a87b8a3c
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/101064
Kokoro: Kokoro <noreply+kokoro@google.com>
Commit-Queue: Ben Clayton <bclayton@google.com>
Auto-Submit: David Neto <dneto@google.com>
Reviewed-by: Ben Clayton <bclayton@google.com>
This commit is contained in:
David Neto 2022-09-02 18:09:30 +00:00 committed by Dawn LUCI CQ
parent 5b0824787a
commit 822de46c74
2 changed files with 84 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
src/tint/reader/spirv/function.cc
View File

@ -5740,8 +5740,8 @@ const ast::Expression* FunctionEmitter::ConvertTexelForStorage(
// Component type must match floatness, or integral signedness.
if ((src_type->IsFloatScalarOrVector() != dest_type->IsFloatVector()) ||
(src_type->IsUnsignedIntegerVector() != dest_type->IsUnsignedIntegerVector()) ||
(src_type->IsSignedIntegerVector() != dest_type->IsSignedIntegerVector())) {
(src_type->IsUnsignedScalarOrVector() != dest_type->IsUnsignedIntegerVector()) ||
(src_type->IsSignedScalarOrVector() != dest_type->IsSignedIntegerVector())) {
Fail() << "invalid texel type for storage texture write: component must be "
"float, signed integer, or unsigned integer "
"to match the texture channel type: "

84
src/tint/reader/spirv/parser_impl_handle_test.cc
View File

@ -2407,10 +2407,10 @@ INSTANTIATE_TEST_SUITE_P(ImageWrite_OptionalParams,
INSTANTIATE_TEST_SUITE_P(
// SPIR-V's texel parameter is a scalar or vector with at least as many
// components as there are channels in the underlying format, and the
// componet type matches the sampled type (modulo signed/unsigned integer).
// component type matches the sampled type (modulo signed/unsigned integer).
// WGSL's texel parameter is a 4-element vector scalar or vector, with
// component type equal to the 32-bit form of the channel type.
ImageWrite_ConvertTexelOperand_Arity,
ImageWrite_ConvertTexelOperand_Arity_Float,
SpvParserHandleTest_ImageAccessTest,
::testing::ValuesIn(std::vector<ImageAccessCase>{
// Source 1 component
@ -2448,6 +2448,86 @@ INSTANTIATE_TEST_SUITE_P(
"texture_storage_2d<rgba32float, write>;",
"textureStore(x_20, vi12, vf1234);"}}));
INSTANTIATE_TEST_SUITE_P(
// As above, but unsigned integer.
ImageWrite_ConvertTexelOperand_Arity_Uint,
SpvParserHandleTest_ImageAccessTest,
::testing::ValuesIn(std::vector<ImageAccessCase>{
// Source 1 component
{"%uint 2D 0 0 0 2 R32ui", "OpImageWrite %im %vi12 %u1",
R"(@group(2) @binding(1) var x_20 : texture_storage_2d<r32uint, write>;)",
"textureStore(x_20, vi12, vec4<u32>(u1, 0u, 0u, 0u));"},
// Source 2 component, dest 1 component
{"%uint 2D 0 0 0 2 R32ui", "OpImageWrite %im %vi12 %vu12",
R"(@group(2) @binding(1) var x_20 : texture_storage_2d<r32uint, write>;)",
"textureStore(x_20, vi12, vec4<u32>(vu12, 0u, 0u));"},
// Source 3 component, dest 1 component
{"%uint 2D 0 0 0 2 R32ui", "OpImageWrite %im %vi12 %vu123",
R"(@group(2) @binding(1) var x_20 : texture_storage_2d<r32uint, write>;)",
"textureStore(x_20, vi12, vec4<u32>(vu123, 0u));"},
// Source 4 component, dest 1 component
{"%uint 2D 0 0 0 2 R32ui", "OpImageWrite %im %vi12 %vu1234",
R"(@group(2) @binding(1) var x_20 : texture_storage_2d<r32uint, write>;)",
"textureStore(x_20, vi12, vu1234);"},
// Source 2 component, dest 2 component
{"%uint 2D 0 0 0 2 Rg32ui", "OpImageWrite %im %vi12 %vu12",
R"(@group(2) @binding(1) var x_20 : texture_storage_2d<rg32uint, write>;)",
"textureStore(x_20, vi12, vec4<u32>(vu12, 0u, 0u));"},
// Source 3 component, dest 2 component
{"%uint 2D 0 0 0 2 Rg32ui", "OpImageWrite %im %vi12 %vu123",
R"(@group(2) @binding(1) var x_20 : texture_storage_2d<rg32uint, write>;)",
"textureStore(x_20, vi12, vec4<u32>(vu123, 0u));"},
// Source 4 component, dest 2 component
{"%uint 2D 0 0 0 2 Rg32ui", "OpImageWrite %im %vi12 %vu1234",
R"(@group(2) @binding(1) var x_20 : texture_storage_2d<rg32uint, write>;)",
"textureStore(x_20, vi12, vu1234);"},
// WGSL does not support 3-component storage textures.
// Source 4 component, dest 4 component
{"%uint 2D 0 0 0 2 Rgba32ui", "OpImageWrite %im %vi12 %vu1234",
"@group(2) @binding(1) var x_20 : "
"texture_storage_2d<rgba32uint, write>;",
"textureStore(x_20, vi12, vu1234);"}}));
INSTANTIATE_TEST_SUITE_P(
// As above, but signed integer.
ImageWrite_ConvertTexelOperand_Arity_Sint,
SpvParserHandleTest_ImageAccessTest,
::testing::ValuesIn(std::vector<ImageAccessCase>{
// Source 1 component
{"%int 2D 0 0 0 2 R32i", "OpImageWrite %im %vi12 %i1",
R"(@group(2) @binding(1) var x_20 : texture_storage_2d<r32sint, write>;)",
"textureStore(x_20, vi12, vec4<i32>(i1, 0i, 0i, 0i));"},
// Source 2 component, dest 1 component
{"%int 2D 0 0 0 2 R32i", "OpImageWrite %im %vi12 %vi12",
R"(@group(2) @binding(1) var x_20 : texture_storage_2d<r32sint, write>;)",
"textureStore(x_20, vi12, vec4<i32>(vi12, 0i, 0i));"},
// Source 3 component, dest 1 component
{"%int 2D 0 0 0 2 R32i", "OpImageWrite %im %vi12 %vi123",
R"(@group(2) @binding(1) var x_20 : texture_storage_2d<r32sint, write>;)",
"textureStore(x_20, vi12, vec4<i32>(vi123, 0i));"},
// Source 4 component, dest 1 component
{"%int 2D 0 0 0 2 R32i", "OpImageWrite %im %vi12 %vi1234",
R"(@group(2) @binding(1) var x_20 : texture_storage_2d<r32sint, write>;)",
"textureStore(x_20, vi12, vi1234);"},
// Source 2 component, dest 2 component
{"%int 2D 0 0 0 2 Rg32i", "OpImageWrite %im %vi12 %vi12",
R"(@group(2) @binding(1) var x_20 : texture_storage_2d<rg32sint, write>;)",
"textureStore(x_20, vi12, vec4<i32>(vi12, 0i, 0i));"},
// Source 3 component, dest 2 component
{"%int 2D 0 0 0 2 Rg32i", "OpImageWrite %im %vi12 %vi123",
R"(@group(2) @binding(1) var x_20 : texture_storage_2d<rg32sint, write>;)",
"textureStore(x_20, vi12, vec4<i32>(vi123, 0i));"},
// Source 4 component, dest 2 component
{"%int 2D 0 0 0 2 Rg32i", "OpImageWrite %im %vi12 %vi1234",
R"(@group(2) @binding(1) var x_20 : texture_storage_2d<rg32sint, write>;)",
"textureStore(x_20, vi12, vi1234);"},
// WGSL does not support 3-component storage textures.
// Source 4 component, dest 4 component
{"%int 2D 0 0 0 2 Rgba32i", "OpImageWrite %im %vi12 %vi1234",
"@group(2) @binding(1) var x_20 : "
"texture_storage_2d<rgba32sint, write>;",
"textureStore(x_20, vi12, vi1234);"}}));
TEST_F(SpvParserHandleTest, ImageWrite_TooFewSrcTexelComponents_1_vs_4) {
const auto assembly = Preamble() + R"(
OpEntryPoint Fragment %main "main"