spirv-reader: support SSign extended instruction
Fixed: tint:1062
Change-Id: I568f4fad0e5d110d06f2515fde1a31764c65e39a
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/113320
Kokoro: Kokoro <noreply+kokoro@google.com>
Commit-Queue: David Neto <dneto@google.com>
Reviewed-by: Ben Clayton <bclayton@google.com>
Auto-Submit: David Neto <dneto@google.com>
diff --git a/src/tint/reader/spirv/function.cc b/src/tint/reader/spirv/function.cc
index 74d39f9..33f2bdb 100644
--- a/src/tint/reader/spirv/function.cc
+++ b/src/tint/reader/spirv/function.cc
@@ -386,6 +386,7 @@
case GLSLstd450Pow:
return "pow";
case GLSLstd450FSign:
+ case GLSLstd450SSign:
return "sign";
case GLSLstd450Radians:
return "radians";
@@ -427,8 +428,6 @@
// TODO(dneto) - The following are not implemented.
// They are grouped semantically, as in GLSL.std.450.h.
- case GLSLstd450SSign:
-
case GLSLstd450Asinh:
case GLSLstd450Acosh:
case GLSLstd450Atanh:
diff --git a/src/tint/reader/spirv/function_glsl_std_450_test.cc b/src/tint/reader/spirv/function_glsl_std_450_test.cc
index 584ec2a..f0e7e2a 100644
--- a/src/tint/reader/spirv/function_glsl_std_450_test.cc
+++ b/src/tint/reader/spirv/function_glsl_std_450_test.cc
@@ -175,6 +175,8 @@
using SpvParserTest_GlslStd450_Inting_Inting =
SpvParserTestBase<::testing::TestWithParam<GlslStd450Case>>;
+using SpvParserTest_GlslStd450_Inting_Inting_SignednessCoercing =
+ SpvParserTestBase<::testing::TestWithParam<GlslStd450Case>>;
using SpvParserTest_GlslStd450_Inting_IntingInting =
SpvParserTestBase<::testing::TestWithParam<GlslStd450Case>>;
using SpvParserTest_GlslStd450_Inting_IntingIntingInting =
@@ -490,6 +492,42 @@
EXPECT_THAT(body, HasSubstr("let x_1 : i32 = " + GetParam().wgsl_func + "(i1);")) << body;
}
+TEST_P(SpvParserTest_GlslStd450_Inting_Inting_SignednessCoercing, Scalar_UnsignedArg) {
+ const auto assembly = Preamble() + R"(
+ %1 = OpExtInst %int %glsl )" +
+ GetParam().opcode +
+ R"( %u1
+ OpReturn
+ OpFunctionEnd
+ )";
+ auto p = parser(test::Assemble(assembly));
+ ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
+ auto fe = p->function_emitter(100);
+ EXPECT_TRUE(fe.EmitBody()) << p->error();
+ auto ast_body = fe.ast_body();
+ const auto body = test::ToString(p->program(), ast_body);
+ EXPECT_THAT(body, HasSubstr("let x_1 : i32 = " + GetParam().wgsl_func + "(bitcast<i32>(u1));"))
+ << body;
+}
+
+TEST_P(SpvParserTest_GlslStd450_Inting_Inting_SignednessCoercing, Scalar_UnsignedResult) {
+ const auto assembly = Preamble() + R"(
+ %1 = OpExtInst %uint %glsl )" +
+ GetParam().opcode +
+ R"( %i1
+ OpReturn
+ OpFunctionEnd
+ )";
+ auto p = parser(test::Assemble(assembly));
+ ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
+ auto fe = p->function_emitter(100);
+ EXPECT_TRUE(fe.EmitBody()) << p->error();
+ auto ast_body = fe.ast_body();
+ const auto body = test::ToString(p->program(), ast_body);
+ EXPECT_THAT(body, HasSubstr("let x_1 : u32 = bitcast<u32>(" + GetParam().wgsl_func + "(i1));"))
+ << body;
+}
+
TEST_P(SpvParserTest_GlslStd450_Inting_Inting, Vector) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %v2int %glsl )" +
@@ -508,6 +546,44 @@
<< body;
}
+TEST_P(SpvParserTest_GlslStd450_Inting_Inting_SignednessCoercing, Vector_UnsignedArg) {
+ const auto assembly = Preamble() + R"(
+ %1 = OpExtInst %v2int %glsl )" +
+ GetParam().opcode +
+ R"( %v2u1
+ OpReturn
+ OpFunctionEnd
+ )";
+ auto p = parser(test::Assemble(assembly));
+ ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
+ auto fe = p->function_emitter(100);
+ EXPECT_TRUE(fe.EmitBody()) << p->error();
+ auto ast_body = fe.ast_body();
+ const auto body = test::ToString(p->program(), ast_body);
+ EXPECT_THAT(body, HasSubstr("let x_1 : vec2<i32> = " + GetParam().wgsl_func +
+ "(bitcast<vec2<i32>>(v2u1));"))
+ << body;
+}
+
+TEST_P(SpvParserTest_GlslStd450_Inting_Inting_SignednessCoercing, Vector_UnsignedResult) {
+ const auto assembly = Preamble() + R"(
+ %1 = OpExtInst %v2uint %glsl )" +
+ GetParam().opcode +
+ R"( %v2i1
+ OpReturn
+ OpFunctionEnd
+ )";
+ auto p = parser(test::Assemble(assembly));
+ ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
+ auto fe = p->function_emitter(100);
+ EXPECT_TRUE(fe.EmitBody()) << p->error();
+ auto ast_body = fe.ast_body();
+ const auto body = test::ToString(p->program(), ast_body);
+ EXPECT_THAT(body, HasSubstr("let x_1 : vec2<u32> = bitcast<vec2<u32>>(" + GetParam().wgsl_func +
+ "(v2i1));"))
+ << body;
+}
+
TEST_P(SpvParserTest_GlslStd450_Inting_IntingInting, Scalar) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %int %glsl )" +
@@ -584,7 +660,12 @@
SpvParserTest_GlslStd450_Inting_Inting,
::testing::Values(GlslStd450Case{"SAbs", "abs"},
GlslStd450Case{"FindILsb", "firstTrailingBit"},
- GlslStd450Case{"FindSMsb", "firstLeadingBit"}));
+ GlslStd450Case{"FindSMsb", "firstLeadingBit"},
+ GlslStd450Case{"SSign", "sign"}));
+
+INSTANTIATE_TEST_SUITE_P(Samples,
+ SpvParserTest_GlslStd450_Inting_Inting_SignednessCoercing,
+ ::testing::Values(GlslStd450Case{"SSign", "sign"}));
INSTANTIATE_TEST_SUITE_P(Samples,
SpvParserTest_GlslStd450_Inting_IntingInting,