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spirv-reader: Handle OpInBoundsAccessChain for storage class translation 

Fixed: tint:457
Change-Id: I25410a1e59cbc78f76da65c28312a8ddd6b3319b
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/39220
Auto-Submit: David Neto <dneto@google.com>
Commit-Queue: dan sinclair <dsinclair@chromium.org>
Reviewed-by: dan sinclair <dsinclair@chromium.org>
This commit is contained in:
David Neto 2021-01-28 21:22:39 +00:00 committed by Commit Bot service account
parent 875e966a66
commit ad27ee8c10
2 changed files with 47 additions and 3 deletions
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1
src/reader/spirv/function.cc
View File

@ -3653,6 +3653,7 @@ bool FunctionEmitter::RegisterLocallyDefinedValues() {
// Keep the default decision based on the result type.
break;
case SpvOpAccessChain:
case SpvOpInBoundsAccessChain:
case SpvOpCopyObject:
// Inherit from the first operand. We need this so we can pick up
// a remapped storage buffer.

49
src/reader/spirv/function_memory_test.cc
View File

@ -848,8 +848,8 @@ TEST_F(SpvParserTest, RemapStorageBuffer_ThroughAccessChain_NonCascaded) {
ASSERT_TRUE(p->BuildAndParseInternalModule()) << assembly << p->error();
FunctionEmitter fe(p.get(), *spirv_function(p.get(), 100));
EXPECT_TRUE(fe.EmitBody()) << p->error();
EXPECT_THAT(ToString(p->builder().Symbols(), fe.ast_body()),
HasSubstr(R"(Assignment{
const auto got = ToString(p->builder().Symbols(), fe.ast_body());
EXPECT_THAT(got, HasSubstr(R"(Assignment{
MemberAccessor[not set]{
Identifier[not set]{myvar}
Identifier[not set]{field0}
@ -865,7 +865,50 @@ Assignment{
ScalarConstructor[not set]{1}
}
ScalarConstructor[not set]{0}
})")) << ToString(p->builder().Symbols(), fe.ast_body())
})")) << got
<< p->error();
}
TEST_F(SpvParserTest,
RemapStorageBuffer_ThroughAccessChain_NonCascaded_InBoundsAccessChain) {
// Like the previous test, but using OpInBoundsAccessChain.
const auto assembly = OldStorageBufferPreamble() + R"(
%100 = OpFunction %void None %voidfn
%entry = OpLabel
; the scalar element
%1 = OpInBoundsAccessChain %ptr_uint %myvar %uint_0
OpStore %1 %uint_0
; element in the runtime array
%2 = OpInBoundsAccessChain %ptr_uint %myvar %uint_1 %uint_1
OpStore %2 %uint_0
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModule()) << assembly << p->error();
FunctionEmitter fe(p.get(), *spirv_function(p.get(), 100));
EXPECT_TRUE(fe.EmitBody()) << p->error();
const auto got = ToString(p->builder().Symbols(), fe.ast_body());
EXPECT_THAT(got, HasSubstr(R"(Assignment{
MemberAccessor[not set]{
Identifier[not set]{myvar}
Identifier[not set]{field0}
}
ScalarConstructor[not set]{0}
}
Assignment{
ArrayAccessor[not set]{
MemberAccessor[not set]{
Identifier[not set]{myvar}
Identifier[not set]{field1}
}
ScalarConstructor[not set]{1}
}
ScalarConstructor[not set]{0}
})")) << got
<< p->error();
}