[msl-writer] Add import emission.
This CL adds emission of import function calls to the MSL backend. Bug: tint:8 Change-Id: Ib8b8638b11caee2ff3557d551447b215ef2a4c69 Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/25262 Reviewed-by: David Neto <dneto@google.com>
This commit is contained in:
dan sinclair
parent
747e80a9b3
commit
26c8a216e8
1
BUILD.gn
1
BUILD.gn
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@ -949,6 +949,7 @@ source_set("tint_unittests_msl_writer_src") {
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"src/writer/msl/generator_impl_function_test.cc",
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"src/writer/msl/generator_impl_identifier_test.cc",
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"src/writer/msl/generator_impl_if_test.cc",
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"src/writer/msl/generator_impl_import_test.cc",
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"src/writer/msl/generator_impl_kill_test.cc",
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"src/writer/msl/generator_impl_loop_test.cc",
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"src/writer/msl/generator_impl_member_accessor_test.cc",
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@ -509,6 +509,7 @@ if(${TINT_BUILD_MSL_WRITER})
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writer/msl/generator_impl_function_test.cc
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writer/msl/generator_impl_identifier_test.cc
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writer/msl/generator_impl_if_test.cc
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writer/msl/generator_impl_import_test.cc
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writer/msl/generator_impl_kill_test.cc
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writer/msl/generator_impl_loop_test.cc
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writer/msl/generator_impl_member_accessor_test.cc
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@ -14,6 +14,7 @@
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#include "src/writer/msl/generator_impl.h"
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#include "spirv/unified1/GLSL.std.450.h"
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#include "src/ast/array_accessor_expression.h"
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#include "src/ast/as_expression.h"
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#include "src/ast/assignment_statement.h"
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@ -477,13 +478,130 @@ bool GeneratorImpl::EmitCall(ast::CallExpression* expr) {
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out_ << ")";
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} else {
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// TODO(dsinclair): Handle imported function
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error_ = "imported calls not handled yet";
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return false;
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return EmitImportFunction(expr);
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}
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return true;
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}
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bool GeneratorImpl::EmitImportFunction(ast::CallExpression* expr) {
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auto* ident = expr->func()->AsIdentifier();
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auto* imp = module_->FindImportByName(ident->path());
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if (imp == nullptr) {
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error_ = "unable to find import for " + ident->path();
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return 0;
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}
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auto id = imp->GetIdForMethod(ident->name());
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if (id == 0) {
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error_ = "unable to lookup: " + ident->name() + " in " + ident->path();
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}
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out_ << "metal::";
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switch (id) {
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case GLSLstd450Acos:
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case GLSLstd450Acosh:
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case GLSLstd450Asin:
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case GLSLstd450Asinh:
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case GLSLstd450Atan:
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case GLSLstd450Atan2:
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case GLSLstd450Atanh:
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case GLSLstd450Ceil:
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case GLSLstd450Cos:
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case GLSLstd450Cosh:
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case GLSLstd450Cross:
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case GLSLstd450Determinant:
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case GLSLstd450Distance:
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case GLSLstd450Exp:
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case GLSLstd450Exp2:
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case GLSLstd450FAbs:
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case GLSLstd450FaceForward:
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case GLSLstd450Floor:
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case GLSLstd450Fma:
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case GLSLstd450Fract:
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case GLSLstd450Length:
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case GLSLstd450Log:
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case GLSLstd450Log2:
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case GLSLstd450Normalize:
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case GLSLstd450Pow:
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case GLSLstd450Reflect:
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case GLSLstd450Round:
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case GLSLstd450Sin:
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case GLSLstd450Sinh:
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case GLSLstd450SmoothStep:
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case GLSLstd450Sqrt:
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case GLSLstd450Step:
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case GLSLstd450Tan:
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case GLSLstd450Tanh:
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case GLSLstd450Trunc:
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out_ << ident->name();
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break;
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case GLSLstd450InverseSqrt:
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out_ << "rsqrt";
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break;
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case GLSLstd450FMax:
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case GLSLstd450NMax:
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out_ << "fmax";
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break;
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case GLSLstd450FMin:
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case GLSLstd450NMin:
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out_ << "fmin";
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break;
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case GLSLstd450FMix:
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out_ << "mix";
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break;
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case GLSLstd450FSign:
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out_ << "sign";
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break;
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case GLSLstd450SAbs:
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out_ << "abs";
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break;
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case GLSLstd450SMax:
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case GLSLstd450UMax:
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out_ << "max";
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break;
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case GLSLstd450SMin:
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case GLSLstd450UMin:
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out_ << "min";
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break;
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case GLSLstd450FClamp:
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case GLSLstd450SClamp:
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case GLSLstd450NClamp:
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case GLSLstd450UClamp:
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out_ << "clamp";
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break;
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// TODO(dsinclair): Determine mappings for the following
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case GLSLstd450Degrees:
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case GLSLstd450FindILsb:
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case GLSLstd450FindUMsb:
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case GLSLstd450FindSMsb:
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case GLSLstd450InterpolateAtCentroid:
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case GLSLstd450MatrixInverse:
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case GLSLstd450Radians:
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case GLSLstd450RoundEven:
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case GLSLstd450SSign:
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default:
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error_ = "Unknown import method: " + ident->name();
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return false;
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}
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out_ << "(";
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bool first = true;
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const auto& params = expr->params();
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for (const auto& param : params) {
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if (!first) {
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out_ << ", ";
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}
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first = false;
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if (!EmitExpression(param.get())) {
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return false;
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}
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}
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out_ << ")";
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return true;
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}
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bool GeneratorImpl::EmitCase(ast::CaseStatement* stmt) {
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make_indent();
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@ -83,7 +83,7 @@ class GeneratorImpl : public TextGenerator {
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bool EmitCall(ast::CallExpression* expr);
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/// Handles a case statement
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/// @param stmt the statement
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/// @returns true if the statment was emitted successfully
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/// @returns true if the statement was emitted successfully
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bool EmitCase(ast::CaseStatement* stmt);
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/// Handles generating a cast expression
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/// @param expr the cast expression
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@ -128,12 +128,16 @@ class GeneratorImpl : public TextGenerator {
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const std::string& ep_name);
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/// Handles generating an identifier expression
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/// @param expr the identifier expression
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/// @returns true if the identifeir was emitted
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/// @returns true if the identifier was emitted
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bool EmitIdentifier(ast::IdentifierExpression* expr);
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/// Handles an if statement
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/// @param stmt the statement to emit
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/// @returns true if the statement was successfully emitted
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bool EmitIf(ast::IfStatement* stmt);
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/// Handles genreating an import expression
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/// @param expr the expression
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/// @returns true if the expression was successfully emitted.
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bool EmitImportFunction(ast::CallExpression* expr);
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/// Handles generating a kill statement
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/// @param stmt the kill statement
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/// @returns true if the statement was successfully emitted
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@ -144,7 +148,7 @@ class GeneratorImpl : public TextGenerator {
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bool EmitLiteral(ast::Literal* lit);
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/// Handles a loop statement
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/// @param stmt the statement to emit
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/// @returns true if the statement was emtited
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/// @returns true if the statement was emitted
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bool EmitLoop(ast::LoopStatement* stmt);
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/// Handles a member accessor expression
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/// @param expr the member accessor expression
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@ -0,0 +1,361 @@
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// Copyright 2020 The Tint Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include <memory>
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#include <string>
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#include <vector>
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#include "gtest/gtest.h"
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#include "src/ast/call_expression.h"
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#include "src/ast/float_literal.h"
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#include "src/ast/identifier_expression.h"
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#include "src/ast/module.h"
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#include "src/ast/scalar_constructor_expression.h"
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#include "src/ast/sint_literal.h"
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#include "src/ast/type/f32_type.h"
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#include "src/ast/type/i32_type.h"
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#include "src/ast/type/matrix_type.h"
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#include "src/ast/type/vector_type.h"
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#include "src/ast/type_constructor_expression.h"
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#include "src/context.h"
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#include "src/type_determiner.h"
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#include "src/writer/msl/generator_impl.h"
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namespace tint {
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namespace writer {
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namespace msl {
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namespace {
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using MslGeneratorImplTest = testing::Test;
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struct MslImportData {
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const char* name;
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const char* msl_name;
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};
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inline std::ostream& operator<<(std::ostream& out, MslImportData data) {
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out << data.name;
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return out;
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}
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using MslImportData_SingleParamTest = testing::TestWithParam<MslImportData>;
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TEST_P(MslImportData_SingleParamTest, FloatScalar) {
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auto param = GetParam();
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ast::type::F32Type f32;
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ast::ExpressionList params;
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params.push_back(std::make_unique<ast::ScalarConstructorExpression>(
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std::make_unique<ast::FloatLiteral>(&f32, 1.f)));
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ast::CallExpression expr(std::make_unique<ast::IdentifierExpression>(
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std::vector<std::string>{"std", param.name}),
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std::move(params));
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Context ctx;
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ast::Module mod;
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TypeDeterminer td(&ctx, &mod);
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mod.AddImport(std::make_unique<ast::Import>("GLSL.std.450", "std"));
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ASSERT_TRUE(td.DetermineResultType(&expr)) << td.error();
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GeneratorImpl g(&mod);
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ASSERT_TRUE(g.EmitImportFunction(&expr)) << g.error();
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EXPECT_EQ(g.result(),
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std::string("metal::") + param.msl_name + "(1.00000000f)");
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}
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INSTANTIATE_TEST_SUITE_P(MslGeneratorImplTest,
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MslImportData_SingleParamTest,
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testing::Values(MslImportData{"acos", "acos"},
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MslImportData{"acosh", "acosh"},
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MslImportData{"asin", "asin"},
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MslImportData{"asinh", "asinh"},
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MslImportData{"atan", "atan"},
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MslImportData{"atanh", "atanh"},
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MslImportData{"cos", "cos"},
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MslImportData{"cosh", "cosh"},
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MslImportData{"ceil", "ceil"},
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MslImportData{"exp", "exp"},
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MslImportData{"exp2", "exp2"},
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MslImportData{"fabs", "fabs"},
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MslImportData{"floor", "floor"},
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MslImportData{"fract", "fract"},
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MslImportData{"inversesqrt", "rsqrt"},
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MslImportData{"length", "length"},
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MslImportData{"log", "log"},
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MslImportData{"log2", "log2"},
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MslImportData{"normalize",
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"normalize"},
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MslImportData{"round", "round"},
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MslImportData{"fsign", "sign"},
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MslImportData{"sin", "sin"},
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MslImportData{"sinh", "sinh"},
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MslImportData{"sqrt", "sqrt"},
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MslImportData{"tan", "tan"},
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MslImportData{"tanh", "tanh"},
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MslImportData{"trunc", "trunc"}));
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TEST_F(MslGeneratorImplTest, MslImportData_SingleParamTest_IntScalar) {
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ast::type::I32Type i32;
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ast::ExpressionList params;
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params.push_back(std::make_unique<ast::ScalarConstructorExpression>(
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std::make_unique<ast::SintLiteral>(&i32, 1)));
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ast::CallExpression expr(std::make_unique<ast::IdentifierExpression>(
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std::vector<std::string>{"std", "sabs"}),
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std::move(params));
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Context ctx;
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ast::Module mod;
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TypeDeterminer td(&ctx, &mod);
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mod.AddImport(std::make_unique<ast::Import>("GLSL.std.450", "std"));
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ASSERT_TRUE(td.DetermineResultType(&expr)) << td.error();
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GeneratorImpl g(&mod);
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ASSERT_TRUE(g.EmitImportFunction(&expr)) << g.error();
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EXPECT_EQ(g.result(), R"(metal::abs(1))");
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}
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using MslImportData_DualParamTest = testing::TestWithParam<MslImportData>;
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TEST_P(MslImportData_DualParamTest, FloatScalar) {
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auto param = GetParam();
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ast::type::F32Type f32;
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ast::ExpressionList params;
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params.push_back(std::make_unique<ast::ScalarConstructorExpression>(
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std::make_unique<ast::FloatLiteral>(&f32, 1.f)));
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params.push_back(std::make_unique<ast::ScalarConstructorExpression>(
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std::make_unique<ast::FloatLiteral>(&f32, 2.f)));
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ast::CallExpression expr(std::make_unique<ast::IdentifierExpression>(
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std::vector<std::string>{"std", param.name}),
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std::move(params));
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Context ctx;
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ast::Module mod;
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TypeDeterminer td(&ctx, &mod);
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mod.AddImport(std::make_unique<ast::Import>("GLSL.std.450", "std"));
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ASSERT_TRUE(td.DetermineResultType(&expr)) << td.error();
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GeneratorImpl g(&mod);
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ASSERT_TRUE(g.EmitImportFunction(&expr)) << g.error();
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EXPECT_EQ(g.result(), std::string("metal::") + param.msl_name +
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"(1.00000000f, 2.00000000f)");
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}
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INSTANTIATE_TEST_SUITE_P(MslGeneratorImplTest,
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MslImportData_DualParamTest,
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testing::Values(MslImportData{"atan2", "atan2"},
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MslImportData{"distance", "distance"},
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MslImportData{"fmax", "fmax"},
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MslImportData{"fmin", "fmin"},
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MslImportData{"nmax", "fmax"},
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MslImportData{"nmin", "fmin"},
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MslImportData{"pow", "pow"},
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MslImportData{"reflect", "reflect"},
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MslImportData{"step", "step"}));
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using MslImportData_DualParam_VectorTest =
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testing::TestWithParam<MslImportData>;
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TEST_P(MslImportData_DualParam_VectorTest, FloatVector) {
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auto param = GetParam();
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ast::type::F32Type f32;
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ast::type::VectorType vec(&f32, 3);
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ast::ExpressionList type_params;
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type_params.push_back(std::make_unique<ast::ScalarConstructorExpression>(
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std::make_unique<ast::FloatLiteral>(&f32, 1.f)));
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type_params.push_back(std::make_unique<ast::ScalarConstructorExpression>(
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std::make_unique<ast::FloatLiteral>(&f32, 2.f)));
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type_params.push_back(std::make_unique<ast::ScalarConstructorExpression>(
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std::make_unique<ast::FloatLiteral>(&f32, 3.f)));
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ast::ExpressionList params;
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params.push_back(std::make_unique<ast::TypeConstructorExpression>(
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&vec, std::move(type_params)));
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type_params.push_back(std::make_unique<ast::ScalarConstructorExpression>(
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std::make_unique<ast::FloatLiteral>(&f32, 4.f)));
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type_params.push_back(std::make_unique<ast::ScalarConstructorExpression>(
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std::make_unique<ast::FloatLiteral>(&f32, 5.f)));
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type_params.push_back(std::make_unique<ast::ScalarConstructorExpression>(
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std::make_unique<ast::FloatLiteral>(&f32, 6.f)));
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params.push_back(std::make_unique<ast::TypeConstructorExpression>(
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&vec, std::move(type_params)));
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ast::CallExpression expr(std::make_unique<ast::IdentifierExpression>(
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std::vector<std::string>{"std", param.name}),
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std::move(params));
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Context ctx;
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ast::Module mod;
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TypeDeterminer td(&ctx, &mod);
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mod.AddImport(std::make_unique<ast::Import>("GLSL.std.450", "std"));
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ASSERT_TRUE(td.DetermineResultType(&expr)) << td.error();
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GeneratorImpl g(&mod);
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ASSERT_TRUE(g.EmitImportFunction(&expr)) << g.error();
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EXPECT_EQ(g.result(), std::string("metal::") + param.msl_name +
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"(float3(1.00000000f, 2.00000000f, 3.00000000f), "
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"float3(4.00000000f, 5.00000000f, 6.00000000f))");
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}
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INSTANTIATE_TEST_SUITE_P(MslGeneratorImplTest,
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MslImportData_DualParam_VectorTest,
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testing::Values(MslImportData{"cross", "cross"}));
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using MslImportData_DualParam_Int_Test = testing::TestWithParam<MslImportData>;
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TEST_P(MslImportData_DualParam_Int_Test, IntScalar) {
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auto param = GetParam();
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ast::type::I32Type i32;
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ast::ExpressionList params;
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params.push_back(std::make_unique<ast::ScalarConstructorExpression>(
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std::make_unique<ast::SintLiteral>(&i32, 1)));
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params.push_back(std::make_unique<ast::ScalarConstructorExpression>(
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std::make_unique<ast::SintLiteral>(&i32, 2)));
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ast::CallExpression expr(std::make_unique<ast::IdentifierExpression>(
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std::vector<std::string>{"std", param.name}),
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std::move(params));
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Context ctx;
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ast::Module mod;
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TypeDeterminer td(&ctx, &mod);
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mod.AddImport(std::make_unique<ast::Import>("GLSL.std.450", "std"));
|
||||
|
||||
ASSERT_TRUE(td.DetermineResultType(&expr)) << td.error();
|
||||
|
||||
GeneratorImpl g(&mod);
|
||||
ASSERT_TRUE(g.EmitImportFunction(&expr)) << g.error();
|
||||
EXPECT_EQ(g.result(), std::string("metal::") + param.msl_name + "(1, 2)");
|
||||
}
|
||||
INSTANTIATE_TEST_SUITE_P(MslGeneratorImplTest,
|
||||
MslImportData_DualParam_Int_Test,
|
||||
testing::Values(MslImportData{"smax", "max"},
|
||||
MslImportData{"smin", "min"},
|
||||
MslImportData{"umax", "max"},
|
||||
MslImportData{"umin", "min"}));
|
||||
|
||||
using MslImportData_TripleParamTest = testing::TestWithParam<MslImportData>;
|
||||
TEST_P(MslImportData_TripleParamTest, FloatScalar) {
|
||||
auto param = GetParam();
|
||||
|
||||
ast::type::F32Type f32;
|
||||
|
||||
ast::ExpressionList params;
|
||||
params.push_back(std::make_unique<ast::ScalarConstructorExpression>(
|
||||
std::make_unique<ast::FloatLiteral>(&f32, 1.f)));
|
||||
params.push_back(std::make_unique<ast::ScalarConstructorExpression>(
|
||||
std::make_unique<ast::FloatLiteral>(&f32, 2.f)));
|
||||
params.push_back(std::make_unique<ast::ScalarConstructorExpression>(
|
||||
std::make_unique<ast::FloatLiteral>(&f32, 3.f)));
|
||||
|
||||
ast::CallExpression expr(std::make_unique<ast::IdentifierExpression>(
|
||||
std::vector<std::string>{"std", param.name}),
|
||||
std::move(params));
|
||||
|
||||
Context ctx;
|
||||
ast::Module mod;
|
||||
TypeDeterminer td(&ctx, &mod);
|
||||
mod.AddImport(std::make_unique<ast::Import>("GLSL.std.450", "std"));
|
||||
|
||||
ASSERT_TRUE(td.DetermineResultType(&expr)) << td.error();
|
||||
|
||||
GeneratorImpl g(&mod);
|
||||
ASSERT_TRUE(g.EmitImportFunction(&expr)) << g.error();
|
||||
EXPECT_EQ(g.result(), std::string("metal::") + param.msl_name +
|
||||
"(1.00000000f, 2.00000000f, 3.00000000f)");
|
||||
}
|
||||
INSTANTIATE_TEST_SUITE_P(
|
||||
MslGeneratorImplTest,
|
||||
MslImportData_TripleParamTest,
|
||||
testing::Values(MslImportData{"faceforward", "faceforward"},
|
||||
MslImportData{"fma", "fma"},
|
||||
MslImportData{"fclamp", "clamp"},
|
||||
MslImportData{"fmix", "mix"},
|
||||
MslImportData{"nclamp", "clamp"},
|
||||
MslImportData{"smoothstep", "smoothstep"}));
|
||||
|
||||
using MslImportData_TripleParam_Int_Test =
|
||||
testing::TestWithParam<MslImportData>;
|
||||
TEST_P(MslImportData_TripleParam_Int_Test, IntScalar) {
|
||||
auto param = GetParam();
|
||||
|
||||
ast::type::I32Type i32;
|
||||
|
||||
ast::ExpressionList params;
|
||||
params.push_back(std::make_unique<ast::ScalarConstructorExpression>(
|
||||
std::make_unique<ast::SintLiteral>(&i32, 1)));
|
||||
params.push_back(std::make_unique<ast::ScalarConstructorExpression>(
|
||||
std::make_unique<ast::SintLiteral>(&i32, 2)));
|
||||
params.push_back(std::make_unique<ast::ScalarConstructorExpression>(
|
||||
std::make_unique<ast::SintLiteral>(&i32, 3)));
|
||||
|
||||
ast::CallExpression expr(std::make_unique<ast::IdentifierExpression>(
|
||||
std::vector<std::string>{"std", param.name}),
|
||||
std::move(params));
|
||||
|
||||
Context ctx;
|
||||
ast::Module mod;
|
||||
TypeDeterminer td(&ctx, &mod);
|
||||
mod.AddImport(std::make_unique<ast::Import>("GLSL.std.450", "std"));
|
||||
|
||||
ASSERT_TRUE(td.DetermineResultType(&expr)) << td.error();
|
||||
|
||||
GeneratorImpl g(&mod);
|
||||
ASSERT_TRUE(g.EmitImportFunction(&expr)) << g.error();
|
||||
EXPECT_EQ(g.result(), std::string("metal::") + param.msl_name + "(1, 2, 3)");
|
||||
}
|
||||
INSTANTIATE_TEST_SUITE_P(MslGeneratorImplTest,
|
||||
MslImportData_TripleParam_Int_Test,
|
||||
testing::Values(MslImportData{"sclamp", "clamp"},
|
||||
MslImportData{"uclamp", "clamp"}));
|
||||
|
||||
TEST_F(MslGeneratorImplTest, MslImportData_Determinant) {
|
||||
ast::type::F32Type f32;
|
||||
ast::type::MatrixType mat(&f32, 3, 3);
|
||||
|
||||
auto var = std::make_unique<ast::Variable>(
|
||||
"var", ast::StorageClass::kFunction, &mat);
|
||||
|
||||
ast::ExpressionList params;
|
||||
params.push_back(std::make_unique<ast::IdentifierExpression>("var"));
|
||||
|
||||
ast::CallExpression expr(std::make_unique<ast::IdentifierExpression>(
|
||||
std::vector<std::string>{"std", "determinant"}),
|
||||
std::move(params));
|
||||
|
||||
Context ctx;
|
||||
ast::Module mod;
|
||||
mod.AddGlobalVariable(std::move(var));
|
||||
mod.AddImport(std::make_unique<ast::Import>("GLSL.std.450", "std"));
|
||||
|
||||
TypeDeterminer td(&ctx, &mod);
|
||||
// Register the global
|
||||
ASSERT_TRUE(td.Determine()) << td.error();
|
||||
ASSERT_TRUE(td.DetermineResultType(&expr)) << td.error();
|
||||
|
||||
GeneratorImpl g(&mod);
|
||||
ASSERT_TRUE(g.EmitImportFunction(&expr)) << g.error();
|
||||
EXPECT_EQ(g.result(), std::string("metal::determinant(var)"));
|
||||
}
|
||||
|
||||
} // namespace
|
||||
} // namespace msl
|
||||
} // namespace writer
|
||||
} // namespace tint
|
||||
Loading…
Reference in New Issue