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// Copyright 2021 The Dawn & Tint Authors
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this
// list of conditions and the following disclaimer.
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// 2. Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
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// 3. Neither the name of the copyright holder nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
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#include "src/tint/lang/spirv/reader/ast_parser/helper_test.h"
#include "src/tint/lang/wgsl/writer/ast_printer/ast_printer.h"
#include "src/tint/utils/rtti/switch.h"
#include "src/tint/utils/text/string_stream.h"
#include "gmock/gmock.h"
namespace tint::spirv::reader::ast_parser::test {
// Default to not dumping the SPIR-V assembly.
bool ASTParserWrapperForTest::dump_successfully_converted_spirv_ = false;
ASTParserWrapperForTest::ASTParserWrapperForTest(const std::vector<uint32_t>& input)
: impl_(input) {}
ASTParserWrapperForTest::~ASTParserWrapperForTest() {
if (dump_successfully_converted_spirv_ && !skip_dumping_spirv_ && !impl_.spv_binary().empty() &&
impl_.success()) {
std::string disassembly = Disassemble(impl_.spv_binary());
std::cout << "BEGIN ConvertedOk:\n" << disassembly << "\nEND ConvertedOk" << std::endl;
}
}
std::string ToString(const Program& program) {
wgsl::writer::ASTPrinter writer(program);
writer.Generate();
if (!writer.Diagnostics().empty()) {
return "WGSL writer error: " + writer.Diagnostics().str();
}
return writer.Result();
}
std::string ToString(const Program& program, VectorRef<const ast::Statement*> stmts) {
wgsl::writer::ASTPrinter writer(program);
for (const auto* stmt : stmts) {
writer.EmitStatement(stmt);
}
if (!writer.Diagnostics().empty()) {
return "WGSL writer error: " + writer.Diagnostics().str();
}
return writer.Result();
}
std::string ToString(const Program& program, const ast::Node* node) {
wgsl::writer::ASTPrinter writer(program);
return Switch(
node,
[&](const ast::Expression* expr) {
StringStream out;
writer.EmitExpression(out, expr);
if (!writer.Diagnostics().empty()) {
return "WGSL writer error: " + writer.Diagnostics().str();
}
return out.str();
},
[&](const ast::Statement* stmt) {
writer.EmitStatement(stmt);
if (!writer.Diagnostics().empty()) {
return "WGSL writer error: " + writer.Diagnostics().str();
}
return writer.Result();
},
[&](const ast::Identifier* ident) { return ident->symbol.Name(); }, //
TINT_ICE_ON_NO_MATCH);
}
} // namespace tint::spirv::reader::ast_parser::test