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src/transform: Replace std::make_unique<T> -> create<T> 

create() is currently just a simple forwarder to std::make_unique<>, but
will be later replaced with a function that returns a raw pointer,
and owned by the context.

Bug: tint:322
Change-Id: I4d0c3a6b471c559617538bda90a5a991c71045a9
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/32862
Commit-Queue: Ben Clayton <bclayton@google.com>
Reviewed-by: dan sinclair <dsinclair@chromium.org>
This commit is contained in:
Ben Clayton 2020-11-16 16:13:49 +00:00 committed by Commit Bot service account
parent f65799e7da
commit 0575449b82
3 changed files with 61 additions and 59 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
src/transform/bound_array_accessors_transform.cc
View File

@ -244,13 +244,13 @@ bool BoundArrayAccessorsTransform::ProcessAccessExpression(
cast_expr.push_back(expr->take_idx_expr());
ast::ExpressionList params;
params.push_back(std::make_unique<ast::TypeConstructorExpression>(
u32, std::move(cast_expr)));
params.push_back(std::make_unique<ast::ScalarConstructorExpression>(
std::make_unique<ast::UintLiteral>(u32, size - 1)));
params.push_back(
create<ast::TypeConstructorExpression>(u32, std::move(cast_expr)));
params.push_back(create<ast::ScalarConstructorExpression>(
create<ast::UintLiteral>(u32, size - 1)));
auto call_expr = std::make_unique<ast::CallExpression>(
std::make_unique<ast::IdentifierExpression>("min"), std::move(params));
auto call_expr = create<ast::CallExpression>(
create<ast::IdentifierExpression>("min"), std::move(params));
call_expr->set_result_type(u32);
expr->set_idx_expr(std::move(call_expr));

9
src/transform/transformer.h
View File

@ -15,7 +15,9 @@
#ifndef SRC_TRANSFORM_TRANSFORMER_H_
#define SRC_TRANSFORM_TRANSFORMER_H_
#include <memory>
#include <string>
#include <utility>
#include "src/ast/module.h"
#include "src/context.h"
@ -39,6 +41,13 @@ class Transformer {
const std::string& error() { return error_; }
protected:
/// @return a `std::unique_ptr` to a new `T` constructed with `args`
/// @param args the arguments to forward to the constructor for `T`
template <typename T, typename... ARGS>
std::unique_ptr<T> create(ARGS&&... args) const {
return std::make_unique<T>(std::forward<ARGS>(args)...);
}
/// The context
Context* ctx_ = nullptr;
/// The module

99
src/transform/vertex_pulling_transform.cc
View File

@ -143,13 +143,12 @@ void VertexPullingTransform::FindOrInsertVertexIndexIfUsed() {
// We didn't find a vertex index builtin, so create one
vertex_index_name_ = kDefaultVertexIndexName;
auto var =
std::make_unique<ast::DecoratedVariable>(std::make_unique<ast::Variable>(
vertex_index_name_, ast::StorageClass::kInput, GetI32Type()));
auto var = create<ast::DecoratedVariable>(create<ast::Variable>(
vertex_index_name_, ast::StorageClass::kInput, GetI32Type()));
ast::VariableDecorationList decorations;
decorations.push_back(std::make_unique<ast::BuiltinDecoration>(
ast::Builtin::kVertexIdx, Source{}));
decorations.push_back(
create<ast::BuiltinDecoration>(ast::Builtin::kVertexIdx, Source{}));
var->set_decorations(std::move(decorations));
mod_->AddGlobalVariable(std::move(var));
@ -186,13 +185,12 @@ void VertexPullingTransform::FindOrInsertInstanceIndexIfUsed() {
// We didn't find an instance index builtin, so create one
instance_index_name_ = kDefaultInstanceIndexName;
auto var =
std::make_unique<ast::DecoratedVariable>(std::make_unique<ast::Variable>(
instance_index_name_, ast::StorageClass::kInput, GetI32Type()));
auto var = create<ast::DecoratedVariable>(create<ast::Variable>(
instance_index_name_, ast::StorageClass::kInput, GetI32Type()));
ast::VariableDecorationList decorations;
decorations.push_back(std::make_unique<ast::BuiltinDecoration>(
ast::Builtin::kInstanceIdx, Source{}));
decorations.push_back(
create<ast::BuiltinDecoration>(ast::Builtin::kInstanceIdx, Source{}));
var->set_decorations(std::move(decorations));
mod_->AddGlobalVariable(std::move(var));
@ -213,8 +211,8 @@ void VertexPullingTransform::ConvertVertexInputVariablesToPrivate() {
// This is where the replacement happens. Expressions use identifier
// strings instead of pointers, so we don't need to update any other place
// in the AST.
v = std::make_unique<ast::Variable>(
v->name(), ast::StorageClass::kPrivate, v->type());
v = create<ast::Variable>(v->name(), ast::StorageClass::kPrivate,
v->type());
location_to_var_[location] = v.get();
break;
}
@ -226,7 +224,7 @@ void VertexPullingTransform::AddVertexStorageBuffers() {
// The array inside the struct definition
auto internal_array = std::make_unique<ast::type::ArrayType>(GetU32Type());
ast::ArrayDecorationList ary_decos;
ary_decos.push_back(std::make_unique<ast::StrideDecoration>(4u, Source{}));
ary_decos.push_back(create<ast::StrideDecoration>(4u, Source{}));
internal_array->set_decorations(std::move(ary_decos));
auto* internal_array_type = ctx_->type_mgr().Get(std::move(internal_array));
@ -234,33 +232,29 @@ void VertexPullingTransform::AddVertexStorageBuffers() {
// Creating the struct type
ast::StructMemberList members;
ast::StructMemberDecorationList member_dec;
member_dec.push_back(
std::make_unique<ast::StructMemberOffsetDecoration>(0u, Source{}));
member_dec.push_back(create<ast::StructMemberOffsetDecoration>(0u, Source{}));
members.push_back(std::make_unique<ast::StructMember>(
members.push_back(create<ast::StructMember>(
kStructBufferName, internal_array_type, std::move(member_dec)));
ast::StructDecorationList decos;
decos.push_back(std::make_unique<ast::StructBlockDecoration>(Source{}));
decos.push_back(create<ast::StructBlockDecoration>(Source{}));
auto* struct_type =
ctx_->type_mgr().Get(std::make_unique<ast::type::StructType>(
kStructName,
std::make_unique<ast::Struct>(std::move(decos), std::move(members))));
create<ast::Struct>(std::move(decos), std::move(members))));
for (uint32_t i = 0; i < vertex_state_->vertex_buffers.size(); ++i) {
// The decorated variable with struct type
auto var = std::make_unique<ast::DecoratedVariable>(
std::make_unique<ast::Variable>(GetVertexBufferName(i),
ast::StorageClass::kStorageBuffer,
struct_type));
auto var = create<ast::DecoratedVariable>(
create<ast::Variable>(GetVertexBufferName(i),
ast::StorageClass::kStorageBuffer, struct_type));
// Add decorations
ast::VariableDecorationList decorations;
decorations.push_back(
std::make_unique<ast::BindingDecoration>(i, Source{}));
decorations.push_back(
std::make_unique<ast::SetDecoration>(pulling_set_, Source{}));
decorations.push_back(create<ast::BindingDecoration>(i, Source{}));
decorations.push_back(create<ast::SetDecoration>(pulling_set_, Source{}));
var->set_decorations(std::move(decorations));
mod_->AddGlobalVariable(std::move(var));
@ -274,11 +268,11 @@ void VertexPullingTransform::AddVertexPullingPreamble(
// location.
// A block statement allowing us to use append instead of insert
auto block = std::make_unique<ast::BlockStatement>();
auto block = create<ast::BlockStatement>();
// Declare the |kPullingPosVarName| variable in the shader
auto pos_declaration = std::make_unique<ast::VariableDeclStatement>(
std::make_unique<ast::Variable>(
auto pos_declaration =
create<ast::VariableDeclStatement>(create<ast::Variable>(
kPullingPosVarName, ast::StorageClass::kFunction, GetI32Type()));
// |kPullingPosVarName| refers to the byte location of the current read. We
@ -299,26 +293,26 @@ void VertexPullingTransform::AddVertexPullingPreamble(
auto* v = it->second;
// Identifier to index by
auto index_identifier = std::make_unique<ast::IdentifierExpression>(
auto index_identifier = create<ast::IdentifierExpression>(
buffer_layout.step_mode == InputStepMode::kVertex
? vertex_index_name_
: instance_index_name_);
// An expression for the start of the read in the buffer in bytes
auto pos_value = std::make_unique<ast::BinaryExpression>(
auto pos_value = create<ast::BinaryExpression>(
ast::BinaryOp::kAdd,
std::make_unique<ast::BinaryExpression>(
create<ast::BinaryExpression>(
ast::BinaryOp::kMultiply, std::move(index_identifier),
GenUint(static_cast<uint32_t>(buffer_layout.array_stride))),
GenUint(static_cast<uint32_t>(attribute_desc.offset)));
// Update position of the read
auto set_pos_expr = std::make_unique<ast::AssignmentStatement>(
auto set_pos_expr = create<ast::AssignmentStatement>(
CreatePullingPositionIdent(), std::move(pos_value));
block->append(std::move(set_pos_expr));
block->append(std::make_unique<ast::AssignmentStatement>(
std::make_unique<ast::IdentifierExpression>(v->name()),
block->append(create<ast::AssignmentStatement>(
create<ast::IdentifierExpression>(v->name()),
AccessByFormat(i, attribute_desc.format)));
}
}
@ -328,13 +322,13 @@ void VertexPullingTransform::AddVertexPullingPreamble(
std::unique_ptr<ast::Expression> VertexPullingTransform::GenUint(
uint32_t value) {
return std::make_unique<ast::ScalarConstructorExpression>(
std::make_unique<ast::UintLiteral>(GetU32Type(), value));
return create<ast::ScalarConstructorExpression>(
create<ast::UintLiteral>(GetU32Type(), value));
}
std::unique_ptr<ast::Expression>
VertexPullingTransform::CreatePullingPositionIdent() {
return std::make_unique<ast::IdentifierExpression>(kPullingPosVarName);
return create<ast::IdentifierExpression>(kPullingPosVarName);
}
std::unique_ptr<ast::Expression> VertexPullingTransform::AccessByFormat(
@ -373,29 +367,28 @@ std::unique_ptr<ast::Expression> VertexPullingTransform::AccessU32(
// by dividing. Then, that element is going to be read, and if needed,
// unpacked into an appropriate variable. All reads should end up here as a
// base case.
return std::make_unique<ast::ArrayAccessorExpression>(
std::make_unique<ast::MemberAccessorExpression>(
std::make_unique<ast::IdentifierExpression>(
GetVertexBufferName(buffer)),
std::make_unique<ast::IdentifierExpression>(kStructBufferName)),
std::make_unique<ast::BinaryExpression>(ast::BinaryOp::kDivide,
std::move(pos), GenUint(4)));
return create<ast::ArrayAccessorExpression>(
create<ast::MemberAccessorExpression>(
create<ast::IdentifierExpression>(GetVertexBufferName(buffer)),
create<ast::IdentifierExpression>(kStructBufferName)),
create<ast::BinaryExpression>(ast::BinaryOp::kDivide, std::move(pos),
GenUint(4)));
}
std::unique_ptr<ast::Expression> VertexPullingTransform::AccessI32(
uint32_t buffer,
std::unique_ptr<ast::Expression> pos) {
// as<T> reinterprets bits
return std::make_unique<ast::BitcastExpression>(
GetI32Type(), AccessU32(buffer, std::move(pos)));
return create<ast::BitcastExpression>(GetI32Type(),
AccessU32(buffer, std::move(pos)));
}
std::unique_ptr<ast::Expression> VertexPullingTransform::AccessF32(
uint32_t buffer,
std::unique_ptr<ast::Expression> pos) {
// as<T> reinterprets bits
return std::make_unique<ast::BitcastExpression>(
GetF32Type(), AccessU32(buffer, std::move(pos)));
return create<ast::BitcastExpression>(GetF32Type(),
AccessU32(buffer, std::move(pos)));
}
std::unique_ptr<ast::Expression> VertexPullingTransform::AccessPrimitive(
@ -427,14 +420,14 @@ std::unique_ptr<ast::Expression> VertexPullingTransform::AccessVec(
ast::ExpressionList expr_list;
for (uint32_t i = 0; i < count; ++i) {
// Offset read position by element_stride for each component
auto cur_pos = std::make_unique<ast::BinaryExpression>(
ast::BinaryOp::kAdd, CreatePullingPositionIdent(),
GenUint(element_stride * i));
auto cur_pos = create<ast::BinaryExpression>(ast::BinaryOp::kAdd,
CreatePullingPositionIdent(),
GenUint(element_stride * i));
expr_list.push_back(
AccessPrimitive(buffer, std::move(cur_pos), base_format));
}
return std::make_unique<ast::TypeConstructorExpression>(
return create<ast::TypeConstructorExpression>(
ctx_->type_mgr().Get(
std::make_unique<ast::type::VectorType>(base_type, count)),
std::move(expr_list));