Re-allow dynamic indexing of 'let' arrays and matrices

Spec change: https://github.com/gpuweb/gpuweb/pull/2427
Reverses: tint:867

This reverts and fixes commits:
 b6fdcc54df
 10442eff7d

Added a bunch of end-to-end tests.

Fixed: tint:1352
Change-Id: I34968243bbec1cab838c8ba50a6f027146bbfd06
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/75401
Reviewed-by: David Neto <dneto@google.com>
Reviewed-by: James Price <jrprice@google.com>
Kokoro: Kokoro <noreply+kokoro@google.com>
Commit-Queue: Ben Clayton <bclayton@google.com>
This commit is contained in:
Ben Clayton 2022-01-06 18:11:01 +00:00 committed by Tint LUCI CQ
parent 294ce9394f
commit 3cbb136b8a
164 changed files with 2495 additions and 122 deletions

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@ -13,6 +13,7 @@ The following features have been deprecated and will be removed in M102:
* Vector and matrix element type can now be inferred from constructor argument types. [tint:1334](https://crbug.com/tint/1334)
* Added builtins `degrees()` and `radians()` for converting between degrees and radians. [tint:1329](https://crbug.com/tint/1329)
* `let` arrays and matrices can now be dynamically indexed. [tint:1352](https://crbug.com/tint/1352)
## Changes for M98

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@ -483,6 +483,8 @@ libtint_source_set("libtint_core_all_src") {
"transform/transform.h",
"transform/unshadow.cc",
"transform/unshadow.h",
"transform/var_for_dynamic_index.cc",
"transform/var_for_dynamic_index.h",
"transform/vectorize_scalar_matrix_constructors.cc",
"transform/vectorize_scalar_matrix_constructors.h",
"transform/vertex_pulling.cc",

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@ -350,6 +350,8 @@ set(TINT_LIB_SRCS
transform/unshadow.h
transform/vectorize_scalar_matrix_constructors.cc
transform/vectorize_scalar_matrix_constructors.h
transform/var_for_dynamic_index.cc
transform/var_for_dynamic_index.h
transform/vertex_pulling.cc
transform/vertex_pulling.h
transform/wrap_arrays_in_structs.cc
@ -987,6 +989,7 @@ if(${TINT_BUILD_TESTS})
transform/single_entry_point_test.cc
transform/test_helper.h
transform/unshadow_test.cc
transform/var_for_dynamic_index_test.cc
transform/vectorize_scalar_matrix_constructors_test.cc
transform/vertex_pulling_test.cc
transform/wrap_arrays_in_structs_test.cc

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@ -45,6 +45,7 @@ std::string CommonTypes() {
%uint_10 = OpConstant %uint 10
%uint_20 = OpConstant %uint 20
%uint_1 = OpConstant %uint 1
%uint_3 = OpConstant %uint 3
%uint_4 = OpConstant %uint 4
%uint_5 = OpConstant %uint 5
@ -220,8 +221,9 @@ TEST_F(SpvParserTest_CompositeExtract, Vector_IndexTooBigError) {
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions()) << assembly;
auto fe = p->function_emitter(100);
EXPECT_FALSE(fe.EmitBody());
EXPECT_THAT(p->error(), Eq("OpCompositeExtract %1 index value 900 is out of "
"bounds for vector of 2 elements"));
EXPECT_EQ(p->error(),
"OpCompositeExtract %1 index value 900 is out of bounds for vector "
"of 2 elements");
}
TEST_F(SpvParserTest_CompositeExtract, Matrix) {
@ -261,8 +263,9 @@ TEST_F(SpvParserTest_CompositeExtract, Matrix_IndexTooBigError) {
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions()) << assembly;
auto fe = p->function_emitter(100);
EXPECT_FALSE(fe.EmitBody()) << p->error();
EXPECT_THAT(p->error(), Eq("OpCompositeExtract %2 index value 3 is out of "
"bounds for matrix of 3 elements"));
EXPECT_EQ(p->error(),
"OpCompositeExtract %2 index value 3 is out of bounds for matrix "
"of 3 elements");
}
TEST_F(SpvParserTest_CompositeExtract, Matrix_Vector) {
@ -411,8 +414,9 @@ TEST_F(SpvParserTest_CompositeExtract, Struct_IndexTooBigError) {
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions()) << assembly;
auto fe = p->function_emitter(100);
EXPECT_FALSE(fe.EmitBody());
EXPECT_THAT(p->error(), Eq("OpCompositeExtract %2 index value 40 is out of "
"bounds for structure %26 having 3 members"));
EXPECT_EQ(p->error(),
"OpCompositeExtract %2 index value 40 is out of bounds for "
"structure %27 having 3 members");
}
TEST_F(SpvParserTest_CompositeExtract, Struct_Array_Matrix_Vector) {
@ -475,8 +479,9 @@ TEST_F(SpvParserTest_CompositeInsert, Vector_IndexTooBigError) {
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions()) << assembly;
auto fe = p->function_emitter(100);
EXPECT_FALSE(fe.EmitBody());
EXPECT_THAT(p->error(), Eq("OpCompositeInsert %1 index value 900 is out of "
"bounds for vector of 2 elements"));
EXPECT_EQ(p->error(),
"OpCompositeInsert %1 index value 900 is out of bounds for vector "
"of 2 elements");
}
TEST_F(SpvParserTest_CompositeInsert, Matrix) {
@ -519,8 +524,9 @@ TEST_F(SpvParserTest_CompositeInsert, Matrix_IndexTooBigError) {
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions()) << assembly;
auto fe = p->function_emitter(100);
EXPECT_FALSE(fe.EmitBody()) << p->error();
EXPECT_THAT(p->error(), Eq("OpCompositeInsert %2 index value 3 is out of "
"bounds for matrix of 3 elements"));
EXPECT_EQ(p->error(),
"OpCompositeInsert %2 index value 3 is out of bounds for matrix of "
"3 elements");
}
TEST_F(SpvParserTest_CompositeInsert, Matrix_Vector) {
@ -611,8 +617,8 @@ TEST_F(SpvParserTest_CompositeInsert, Struct) {
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
auto body_str = test::ToString(p->program(), ast_body);
EXPECT_THAT(body_str, HasSubstr(R"(var x_35 : S;
let x_1 : S = x_35;
EXPECT_THAT(body_str, HasSubstr(R"(var x_36 : S;
let x_1 : S = x_36;
var x_2_1 : S = x_1;
x_2_1.field2 = 30;
let x_2 : S = x_2_1;
@ -691,8 +697,9 @@ TEST_F(SpvParserTest_CompositeInsert, Struct_IndexTooBigError) {
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions()) << assembly;
auto fe = p->function_emitter(100);
EXPECT_FALSE(fe.EmitBody());
EXPECT_THAT(p->error(), Eq("OpCompositeInsert %2 index value 40 is out of "
"bounds for structure %26 having 3 members"));
EXPECT_EQ(p->error(),
"OpCompositeInsert %2 index value 40 is out of bounds for "
"structure %27 having 3 members");
}
TEST_F(SpvParserTest_CompositeInsert, Struct_Array_Matrix_Vector) {
@ -715,8 +722,8 @@ TEST_F(SpvParserTest_CompositeInsert, Struct_Array_Matrix_Vector) {
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
auto body_str = test::ToString(p->program(), ast_body);
EXPECT_THAT(body_str, HasSubstr(R"(var x_37 : S_1;
let x_1 : S_1 = x_37;
EXPECT_THAT(body_str, HasSubstr(R"(var x_38 : S_1;
let x_1 : S_1 = x_38;
var x_2_1 : S_1 = x_1;
x_2_1.field1[2u][0u].y = 70.0;
let x_2 : S_1 = x_2_1;
@ -901,7 +908,7 @@ TEST_F(SpvParserTest_VectorExtractDynamic, UnsignedIndex) {
%100 = OpFunction %void None %voidfn
%entry = OpLabel
%1 = OpCopyObject %v2uint %v2uint_3_4
%2 = OpCopyObject %uint %uint_3
%2 = OpCopyObject %uint %uint_1
%10 = OpVectorExtractDynamic %uint %1 %2
OpReturn
OpFunctionEnd

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@ -59,9 +59,8 @@ TEST_F(ResolverIndexAccessorTest, Matrix_Dynamic) {
auto* acc = IndexAccessor("my_const", Expr(Source{{12, 34}}, idx));
WrapInFunction(Decl(idx), acc);
EXPECT_FALSE(r()->Resolve());
EXPECT_EQ(r()->error(),
"12:34 error: index must be signed or unsigned integer literal");
EXPECT_TRUE(r()->Resolve());
EXPECT_EQ(r()->error(), "");
}
TEST_F(ResolverIndexAccessorTest, Matrix_XDimension_Dynamic) {
@ -70,9 +69,8 @@ TEST_F(ResolverIndexAccessorTest, Matrix_XDimension_Dynamic) {
auto* acc = IndexAccessor("my_var", Expr(Source{{12, 34}}, idx));
WrapInFunction(Decl(idx), acc);
EXPECT_FALSE(r()->Resolve());
EXPECT_EQ(r()->error(),
"12:34 error: index must be signed or unsigned integer literal");
EXPECT_TRUE(r()->Resolve());
EXPECT_EQ(r()->error(), "");
}
TEST_F(ResolverIndexAccessorTest, Matrix_BothDimension_Dynamic) {
@ -82,9 +80,8 @@ TEST_F(ResolverIndexAccessorTest, Matrix_BothDimension_Dynamic) {
IndexAccessor(IndexAccessor("my_var", Expr(Source{{12, 34}}, idx)), 1);
WrapInFunction(Decl(idx), acc);
EXPECT_FALSE(r()->Resolve());
EXPECT_EQ(r()->error(),
"12:34 error: index must be signed or unsigned integer literal");
EXPECT_TRUE(r()->Resolve());
EXPECT_EQ(r()->error(), "");
}
TEST_F(ResolverIndexAccessorTest, Matrix) {
@ -221,9 +218,8 @@ TEST_F(ResolverIndexAccessorTest, Array_Dynamic_I32) {
},
ast::DecorationList{});
EXPECT_FALSE(r()->Resolve());
EXPECT_EQ(r()->error(),
"12:34 error: index must be signed or unsigned integer literal");
EXPECT_TRUE(r()->Resolve());
EXPECT_EQ(r()->error(), "");
}
TEST_F(ResolverIndexAccessorTest, Array_Literal_F32) {

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@ -1197,18 +1197,6 @@ sem::Expression* Resolver::IndexAccessor(
return nullptr;
}
if (obj_ty->IsAnyOf<sem::Array, sem::Matrix>()) {
if (!obj_raw_ty->Is<sem::Reference>()) {
// TODO(bclayton): expand this to allow any const_expr expression
// https://github.com/gpuweb/gpuweb/issues/1272
if (!idx->Declaration()->As<ast::IntLiteralExpression>()) {
AddError("index must be signed or unsigned integer literal",
idx->Declaration()->source);
return nullptr;
}
}
}
// If we're extracting from a reference, we return a reference.
if (auto* ref = obj_raw_ty->As<sem::Reference>()) {
ty = builder_->create<sem::Reference>(ty, ref->StorageClass(),

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@ -126,6 +126,13 @@ class Constant {
return func(~0);
}
/// @param index the index of the scalar value
/// @return the value of the scalar `static_cast` to type T.
template <typename T>
T ElementAs(size_t index) const {
return WithScalarAt(index, [](auto val) { return static_cast<T>(val); });
}
private:
const sem::Type* type_ = nullptr;
const sem::Type* elem_type_ = nullptr;

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@ -0,0 +1,91 @@
// Copyright 2021 The Tint Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "src/transform/var_for_dynamic_index.h"
#include <utility>
#include "src/program_builder.h"
#include "src/sem/array.h"
#include "src/sem/block_statement.h"
#include "src/sem/expression.h"
#include "src/sem/statement.h"
#include "src/transform/for_loop_to_loop.h"
namespace tint {
namespace transform {
VarForDynamicIndex::VarForDynamicIndex() = default;
VarForDynamicIndex::~VarForDynamicIndex() = default;
void VarForDynamicIndex::Run(CloneContext& ctx, const DataMap&, DataMap&) {
ProgramBuilder out;
if (!Requires<ForLoopToLoop>(ctx)) {
return;
}
auto& sem = ctx.src->Sem();
for (auto* node : ctx.src->ASTNodes().Objects()) {
if (auto* access_expr = node->As<ast::IndexAccessorExpression>()) {
// Found an array accessor expression
auto* index_expr = access_expr->index;
auto* object_expr = access_expr->object;
if (sem.Get(index_expr)->ConstantValue()) {
// Index expression resolves to a compile time value.
// As this isn't a dynamic index, we can ignore this.
continue;
}
auto* indexed = sem.Get(object_expr);
if (!indexed->Type()->IsAnyOf<sem::Array, sem::Matrix>()) {
// This transform currently only cares about array and matrices.
continue;
}
// Construct a `var` declaration to hold the value in memory.
// TODO(bclayton): group multiple accesses in the same object.
// e.g. arr[i] + arr[i+1] // Don't create two vars for this
auto var_name = ctx.dst->Symbols().New("var_for_index");
auto* var_decl = ctx.dst->Decl(
ctx.dst->Var(var_name, nullptr, ctx.Clone(object_expr)));
// Statement that owns the expression
auto* stmt = indexed->Stmt();
// Block that owns the statement
auto* block = stmt->Parent()->As<sem::BlockStatement>();
if (!block) {
TINT_ICE(Transform, ctx.dst->Diagnostics())
<< "statement parent was not a block";
continue;
}
// Insert the `var` declaration before the statement that performs the
// indexing. Note that for indexing chains, AST node ordering guarantees
// that the inner-most index variable will be placed first in the block.
ctx.InsertBefore(block->Declaration()->statements, stmt->Declaration(),
var_decl);
// Replace the original index expression with the new `var`.
ctx.Replace(object_expr, ctx.dst->Expr(var_name));
}
}
ctx.Clone();
}
} // namespace transform
} // namespace tint

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@ -0,0 +1,49 @@
// Copyright 2021 The Tint Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef SRC_TRANSFORM_VAR_FOR_DYNAMIC_INDEX_H_
#define SRC_TRANSFORM_VAR_FOR_DYNAMIC_INDEX_H_
#include "src/transform/transform.h"
namespace tint {
namespace transform {
/// A transform that extracts array and matrix values that are dynamically
/// indexed to a temporary `var` local before performing the index. This
/// transform is used by the SPIR-V writer as there is no SPIR-V instruction
/// that can dynamically index a non-pointer composite.
/// Requires the ForLoopToLoop transform to be run first.
class VarForDynamicIndex : public Transform {
public:
/// Constructor
VarForDynamicIndex();
/// Destructor
~VarForDynamicIndex() override;
protected:
/// Runs the transform using the CloneContext built for transforming a
/// program. Run() is responsible for calling Clone() on the CloneContext.
/// @param ctx the CloneContext primed with the input program and
/// ProgramBuilder
/// @param inputs optional extra transform-specific input data
/// @param outputs optional extra transform-specific output data
void Run(CloneContext& ctx, const DataMap& inputs, DataMap& outputs) override;
};
} // namespace transform
} // namespace tint
#endif // SRC_TRANSFORM_VAR_FOR_DYNAMIC_INDEX_H_

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@ -0,0 +1,327 @@
// Copyright 2021 The Tint Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "src/transform/var_for_dynamic_index.h"
#include "src/transform/for_loop_to_loop.h"
#include "src/transform/test_helper.h"
namespace tint {
namespace transform {
namespace {
using VarForDynamicIndexTest = TransformTest;
TEST_F(VarForDynamicIndexTest, EmptyModule) {
auto* src = "";
auto* expect = "";
auto got = Run<ForLoopToLoop, VarForDynamicIndex>(src);
EXPECT_EQ(expect, str(got));
}
TEST_F(VarForDynamicIndexTest, ArrayIndexDynamic) {
auto* src = R"(
fn f() {
var i : i32;
let p = array<i32, 4>(1, 2, 3, 4);
let x = p[i];
}
)";
auto* expect = R"(
fn f() {
var i : i32;
let p = array<i32, 4>(1, 2, 3, 4);
var var_for_index = p;
let x = var_for_index[i];
}
)";
auto got = Run<ForLoopToLoop, VarForDynamicIndex>(src);
EXPECT_EQ(expect, str(got));
}
TEST_F(VarForDynamicIndexTest, MatrixIndexDynamic) {
auto* src = R"(
fn f() {
var i : i32;
let p = mat2x2(1.0, 2.0, 3.0, 4.0);
let x = p[i];
}
)";
auto* expect = R"(
fn f() {
var i : i32;
let p = mat2x2(1.0, 2.0, 3.0, 4.0);
var var_for_index = p;
let x = var_for_index[i];
}
)";
auto got = Run<ForLoopToLoop, VarForDynamicIndex>(src);
EXPECT_EQ(expect, str(got));
}
TEST_F(VarForDynamicIndexTest, ArrayIndexDynamicChain) {
auto* src = R"(
fn f() {
var i : i32;
var j : i32;
let p = array<array<i32, 2>, 2>(array<i32, 2>(1, 2), array<i32, 2>(3, 4));
let x = p[i][j];
}
)";
// TODO(bclayton): Optimize this case:
// This output is not as efficient as it could be.
// We only actually need to hoist the inner-most array to a `var`
// (`var_for_index`), as later indexing operations will be working with
// references, not values.
auto* expect = R"(
fn f() {
var i : i32;
var j : i32;
let p = array<array<i32, 2>, 2>(array<i32, 2>(1, 2), array<i32, 2>(3, 4));
var var_for_index = p;
var var_for_index_1 = var_for_index[i];
let x = var_for_index_1[j];
}
)";
auto got = Run<ForLoopToLoop, VarForDynamicIndex>(src);
EXPECT_EQ(expect, str(got));
}
TEST_F(VarForDynamicIndexTest, ArrayIndexInForLoopInit) {
auto* src = R"(
fn f() {
var i : i32;
let p = array<array<i32, 2>, 2>(array<i32, 2>(1, 2), array<i32, 2>(3, 4));
for(let x = p[i]; ; ) {
break;
}
}
)";
auto* expect = R"(
fn f() {
var i : i32;
let p = array<array<i32, 2>, 2>(array<i32, 2>(1, 2), array<i32, 2>(3, 4));
{
var var_for_index = p;
let x = var_for_index[i];
loop {
break;
}
}
}
)";
auto got = Run<ForLoopToLoop, VarForDynamicIndex>(src);
EXPECT_EQ(expect, str(got));
}
TEST_F(VarForDynamicIndexTest, MatrixIndexInForLoopInit) {
auto* src = R"(
fn f() {
var i : i32;
let p = mat2x2(1.0, 2.0, 3.0, 4.0);
for(let x = p[i]; ; ) {
break;
}
}
)";
auto* expect = R"(
fn f() {
var i : i32;
let p = mat2x2(1.0, 2.0, 3.0, 4.0);
{
var var_for_index = p;
let x = var_for_index[i];
loop {
break;
}
}
}
)";
auto got = Run<ForLoopToLoop, VarForDynamicIndex>(src);
EXPECT_EQ(expect, str(got));
}
TEST_F(VarForDynamicIndexTest, ArrayIndexInForLoopCond) {
auto* src = R"(
fn f() {
var i : i32;
let p = array<i32, 2>(1, 2);
for(; p[i] < 3; ) {
break;
}
}
)";
auto* expect = R"(
fn f() {
var i : i32;
let p = array<i32, 2>(1, 2);
loop {
var var_for_index = p;
if (!((var_for_index[i] < 3))) {
break;
}
break;
}
}
)";
auto got = Run<ForLoopToLoop, VarForDynamicIndex>(src);
EXPECT_EQ(expect, str(got));
}
TEST_F(VarForDynamicIndexTest, MatrixIndexInForLoopCond) {
auto* src = R"(
fn f() {
var i : i32;
let p = mat2x2(1.0, 2.0, 3.0, 4.0);
for(; p[i].x < 3.0; ) {
break;
}
}
)";
auto* expect = R"(
fn f() {
var i : i32;
let p = mat2x2(1.0, 2.0, 3.0, 4.0);
loop {
var var_for_index = p;
if (!((var_for_index[i].x < 3.0))) {
break;
}
break;
}
}
)";
auto got = Run<ForLoopToLoop, VarForDynamicIndex>(src);
EXPECT_EQ(expect, str(got));
}
TEST_F(VarForDynamicIndexTest, ArrayIndexLiteral) {
auto* src = R"(
fn f() {
let p = array<i32, 4>(1, 2, 3, 4);
let x = p[1];
}
)";
auto* expect = src;
auto got = Run<ForLoopToLoop, VarForDynamicIndex>(src);
EXPECT_EQ(expect, str(got));
}
TEST_F(VarForDynamicIndexTest, MatrixIndexLiteral) {
auto* src = R"(
fn f() {
let p = mat2x2(1.0, 2.0, 3.0, 4.0);
let x = p[1];
}
)";
auto* expect = src;
auto got = Run<ForLoopToLoop, VarForDynamicIndex>(src);
EXPECT_EQ(expect, str(got));
}
TEST_F(VarForDynamicIndexTest, ArrayIndexConstantLet) {
auto* src = R"(
fn f() {
let p = array<i32, 4>(1, 2, 3, 4);
let c = 1;
let x = p[c];
}
)";
auto* expect = src;
auto got = Run<ForLoopToLoop, VarForDynamicIndex>(src);
EXPECT_EQ(expect, str(got));
}
TEST_F(VarForDynamicIndexTest, MatrixIndexConstantLet) {
auto* src = R"(
fn f() {
let p = mat2x2(1.0, 2.0, 3.0, 4.0);
let c = 1;
let x = p[c];
}
)";
auto* expect = src;
auto got = Run<ForLoopToLoop, VarForDynamicIndex>(src);
EXPECT_EQ(expect, str(got));
}
TEST_F(VarForDynamicIndexTest, ArrayIndexLiteralChain) {
auto* src = R"(
fn f() {
let p = array<array<i32, 2>, 2>(array<i32, 2>(1, 2), array<i32, 2>(3, 4));
let x = p[0][1];
}
)";
auto* expect = src;
auto got = Run<ForLoopToLoop, VarForDynamicIndex>(src);
EXPECT_EQ(expect, str(got));
}
TEST_F(VarForDynamicIndexTest, MatrixIndexLiteralChain) {
auto* src = R"(
fn f() {
let p = mat2x2(1.0, 2.0, 3.0, 4.0);
let x = p[0][1];
}
)";
auto* expect = src;
auto got = Run<ForLoopToLoop, VarForDynamicIndex>(src);
EXPECT_EQ(expect, str(got));
}
} // namespace
} // namespace transform
} // namespace tint

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@ -49,6 +49,7 @@
#include "src/transform/manager.h"
#include "src/transform/simplify_pointers.h"
#include "src/transform/unshadow.h"
#include "src/transform/var_for_dynamic_index.h"
#include "src/transform/vectorize_scalar_matrix_constructors.h"
#include "src/transform/zero_init_workgroup_memory.h"
#include "src/utils/defer.h"
@ -268,6 +269,7 @@ SanitizedResult Sanitize(const Program* in,
manager.Add<transform::CanonicalizeEntryPointIO>();
manager.Add<transform::AddEmptyEntryPoint>();
manager.Add<transform::AddSpirvBlockDecoration>();
manager.Add<transform::VarForDynamicIndex>();
data.Add<transform::CanonicalizeEntryPointIO::Config>(
transform::CanonicalizeEntryPointIO::Config(
@ -915,12 +917,17 @@ bool Builder::GenerateIndexAccessor(const ast::IndexAccessorExpression* expr,
auto extract = result_op();
auto extract_id = extract.to_i();
// If the index is a literal, we use OpCompositeExtract.
if (auto* literal = expr->index->As<ast::IntLiteralExpression>()) {
if (!push_function_inst(spv::Op::OpCompositeExtract,
{Operand::Int(result_type_id), extract,
Operand::Int(info->source_id),
Operand::Int(literal->ValueAsU32())})) {
// If the index is compile-time constant, we use OpCompositeExtract.
auto* idx = builder_.Sem().Get(expr->index);
if (auto idx_constval = idx->ConstantValue()) {
if (!push_function_inst(
spv::Op::OpCompositeExtract,
{
Operand::Int(result_type_id),
extract,
Operand::Int(info->source_id),
Operand::Int(idx_constval.ElementAs<uint32_t>(0)),
})) {
return false;
}
@ -1107,6 +1114,9 @@ uint32_t Builder::GenerateAccessorExpression(const ast::Expression* expr) {
}
info.source_type = TypeOf(source);
// Note: Dynamic index on array and matrix values (lets) should have been
// promoted to storage with the VarForDynamicIndex transform.
for (auto* accessor : accessors) {
if (auto* array = accessor->As<ast::IndexAccessorExpression>()) {
if (!GenerateIndexAccessor(array, &info)) {

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@ -940,12 +940,12 @@ OpReturn
}
TEST_F(BuilderTest, IndexAccessor_Array_Dynamic) {
// var a : array<f32, 3>;
// let a : array<f32, 3>;
// idx : i32
// a[idx]
auto* var = Var("a", ty.array<f32, 3>(),
Construct(ty.array<f32, 3>(), 0.0f, 0.5f, 1.0f));
auto* var = Const("a", ty.array<f32, 3>(),
Construct(ty.array<f32, 3>(), 0.0f, 0.5f, 1.0f));
auto* idx = Var("idx", ty.i32());
auto* expr = IndexAccessor("a", idx);
@ -966,21 +966,21 @@ TEST_F(BuilderTest, IndexAccessor_Array_Dynamic) {
%10 = OpConstant %6 0.5
%11 = OpConstant %6 1
%12 = OpConstantComposite %5 %9 %10 %11
%14 = OpTypePointer Function %5
%15 = OpConstantNull %5
%18 = OpTypeInt 32 1
%17 = OpTypePointer Function %18
%19 = OpConstantNull %18
%15 = OpTypeInt 32 1
%14 = OpTypePointer Function %15
%16 = OpConstantNull %15
%18 = OpTypePointer Function %5
%19 = OpConstantNull %5
%21 = OpTypePointer Function %6
)");
EXPECT_EQ(DumpInstructions(b.functions()[0].variables()),
R"(%13 = OpVariable %14 Function %15
%16 = OpVariable %17 Function %19
R"(%13 = OpVariable %14 Function %16
%17 = OpVariable %18 Function %19
)");
EXPECT_EQ(DumpInstructions(b.functions()[0].instructions()),
R"(OpStore %13 %12
%20 = OpLoad %18 %16
%22 = OpAccessChain %21 %13 %20
R"(OpStore %17 %12
%20 = OpLoad %15 %13
%22 = OpAccessChain %21 %17 %20
%23 = OpLoad %6 %22
OpReturn
)");
@ -989,14 +989,14 @@ OpReturn
}
TEST_F(BuilderTest, IndexAccessor_Matrix_Dynamic) {
// var a : mat2x2<f32>(vec2<f32>(1., 2.), vec2<f32>(3., 4.));
// let a : mat2x2<f32>(vec2<f32>(1., 2.), vec2<f32>(3., 4.));
// idx : i32
// a[idx]
auto* var =
Var("a", ty.mat2x2<f32>(),
Construct(ty.mat2x2<f32>(), Construct(ty.vec2<f32>(), 1.f, 2.f),
Construct(ty.vec2<f32>(), 3.f, 4.f)));
Const("a", ty.mat2x2<f32>(),
Construct(ty.mat2x2<f32>(), Construct(ty.vec2<f32>(), 1.f, 2.f),
Construct(ty.vec2<f32>(), 3.f, 4.f)));
auto* idx = Var("idx", ty.i32());
auto* expr = IndexAccessor("a", idx);
@ -1019,21 +1019,21 @@ TEST_F(BuilderTest, IndexAccessor_Matrix_Dynamic) {
%12 = OpConstant %7 4
%13 = OpConstantComposite %6 %11 %12
%14 = OpConstantComposite %5 %10 %13
%16 = OpTypePointer Function %5
%17 = OpConstantNull %5
%20 = OpTypeInt 32 1
%19 = OpTypePointer Function %20
%21 = OpConstantNull %20
%17 = OpTypeInt 32 1
%16 = OpTypePointer Function %17
%18 = OpConstantNull %17
%20 = OpTypePointer Function %5
%21 = OpConstantNull %5
%23 = OpTypePointer Function %6
)");
EXPECT_EQ(DumpInstructions(b.functions()[0].variables()),
R"(%15 = OpVariable %16 Function %17
%18 = OpVariable %19 Function %21
R"(%15 = OpVariable %16 Function %18
%19 = OpVariable %20 Function %21
)");
EXPECT_EQ(DumpInstructions(b.functions()[0].instructions()),
R"(OpStore %15 %14
%22 = OpLoad %20 %18
%24 = OpAccessChain %23 %15 %22
R"(OpStore %19 %14
%22 = OpLoad %17 %15
%24 = OpAccessChain %23 %19 %22
%25 = OpLoad %6 %24
OpReturn
)");

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@ -330,6 +330,7 @@ tint_unittests_source_set("tint_unittests_transform_src") {
"../src/transform/test_helper.h",
"../src/transform/transform_test.cc",
"../src/transform/unshadow_test.cc",
"../src/transform/var_for_dynamic_index_test.cc",
"../src/transform/vectorize_scalar_matrix_constructors_test.cc",
"../src/transform/vertex_pulling_test.cc",
"../src/transform/wrap_arrays_in_structs_test.cc",

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@ -6,7 +6,7 @@ struct Output {
[[builtin(vertex_index)]] VertexIndex : u32,
[[builtin(instance_index)]] InstanceIndex : u32) -> Output {
// TODO: remove workaround for Tint unary array access broke
var zv : array<vec2<f32>, 4> = array<vec2<f32>, 4>(
let zv : array<vec2<f32>, 4> = array<vec2<f32>, 4>(
vec2<f32>(0.2, 0.2),
vec2<f32>(0.3, 0.3),
vec2<f32>(-0.1, -0.1),
@ -14,7 +14,7 @@ struct Output {
let z : f32 = zv[InstanceIndex].x;
var output : Output;
output.Position = vec4<f32>(0.5, 0.5, z, 1.0);
var colors : array<vec4<f32>, 4> = array<vec4<f32>, 4>(
let colors : array<vec4<f32>, 4> = array<vec4<f32>, 4>(
vec4<f32>(1.0, 0.0, 0.0, 1.0),
vec4<f32>(0.0, 1.0, 0.0, 1.0),
vec4<f32>(0.0, 0.0, 1.0, 1.0),

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@ -12,11 +12,11 @@ struct tint_symbol_2 {
};
Output main_inner(uint VertexIndex, uint InstanceIndex) {
float2 zv[4] = {float2(0.200000003f, 0.200000003f), float2(0.300000012f, 0.300000012f), float2(-0.100000001f, -0.100000001f), float2(1.100000024f, 1.100000024f)};
const float2 zv[4] = {float2(0.200000003f, 0.200000003f), float2(0.300000012f, 0.300000012f), float2(-0.100000001f, -0.100000001f), float2(1.100000024f, 1.100000024f)};
const float z = zv[InstanceIndex].x;
Output output = (Output)0;
output.Position = float4(0.5f, 0.5f, z, 1.0f);
float4 colors[4] = {float4(1.0f, 0.0f, 0.0f, 1.0f), float4(0.0f, 1.0f, 0.0f, 1.0f), float4(0.0f, 0.0f, 1.0f, 1.0f), float4(1.0f, 1.0f, 1.0f, 1.0f)};
const float4 colors[4] = {float4(1.0f, 0.0f, 0.0f, 1.0f), float4(0.0f, 1.0f, 0.0f, 1.0f), float4(0.0f, 0.0f, 1.0f, 1.0f), float4(1.0f, 1.0f, 1.0f, 1.0f)};
output.color = colors[InstanceIndex];
return output;
}

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@ -17,11 +17,11 @@ struct tint_array_wrapper_1 {
};
Output tint_symbol_inner(uint VertexIndex, uint InstanceIndex) {
tint_array_wrapper zv = {.arr={float2(0.200000003f, 0.200000003f), float2(0.300000012f, 0.300000012f), float2(-0.100000001f, -0.100000001f), float2(1.100000024f, 1.100000024f)}};
tint_array_wrapper const zv = {.arr={float2(0.200000003f, 0.200000003f), float2(0.300000012f, 0.300000012f), float2(-0.100000001f, -0.100000001f), float2(1.100000024f, 1.100000024f)}};
float const z = zv.arr[InstanceIndex][0];
Output output = {};
output.Position = float4(0.5f, 0.5f, z, 1.0f);
tint_array_wrapper_1 colors = {.arr={float4(1.0f, 0.0f, 0.0f, 1.0f), float4(0.0f, 1.0f, 0.0f, 1.0f), float4(0.0f, 0.0f, 1.0f, 1.0f), float4(1.0f, 1.0f, 1.0f, 1.0f)}};
tint_array_wrapper_1 const colors = {.arr={float4(1.0f, 0.0f, 0.0f, 1.0f), float4(0.0f, 1.0f, 0.0f, 1.0f), float4(0.0f, 0.0f, 1.0f, 1.0f), float4(1.0f, 1.0f, 1.0f, 1.0f)}};
output.color = colors.arr[InstanceIndex];
return output;
}

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@ -17,9 +17,9 @@
OpName %main_inner "main_inner"
OpName %VertexIndex "VertexIndex"
OpName %InstanceIndex "InstanceIndex"
OpName %zv "zv"
OpName %var_for_index "var_for_index"
OpName %output "output"
OpName %colors "colors"
OpName %var_for_index_1 "var_for_index_1"
OpName %main "main"
OpDecorate %VertexIndex_1 BuiltIn VertexIndex
OpDecorate %InstanceIndex_1 BuiltIn InstanceIndex
@ -82,18 +82,18 @@
%VertexIndex = OpFunctionParameter %uint
%InstanceIndex = OpFunctionParameter %uint
%19 = OpLabel
%zv = OpVariable %_ptr_Function__arr_v2float_uint_4 Function %34
%var_for_index = OpVariable %_ptr_Function__arr_v2float_uint_4 Function %34
%output = OpVariable %_ptr_Function_Output Function %41
%colors = OpVariable %_ptr_Function__arr_v4float_uint_4 Function %56
OpStore %zv %31
%37 = OpAccessChain %_ptr_Function_float %zv %InstanceIndex %uint_0
%var_for_index_1 = OpVariable %_ptr_Function__arr_v4float_uint_4 Function %56
OpStore %var_for_index %31
%37 = OpAccessChain %_ptr_Function_float %var_for_index %InstanceIndex %uint_0
%38 = OpLoad %float %37
%43 = OpAccessChain %_ptr_Function_v4float %output %uint_0
%46 = OpCompositeConstruct %v4float %float_0_5 %float_0_5 %38 %float_1
OpStore %43 %46
OpStore %colors %53
OpStore %var_for_index_1 %53
%58 = OpAccessChain %_ptr_Function_v4float %output %uint_1
%59 = OpAccessChain %_ptr_Function_v4float %colors %InstanceIndex
%59 = OpAccessChain %_ptr_Function_v4float %var_for_index_1 %InstanceIndex
%60 = OpLoad %v4float %59
OpStore %58 %60
%61 = OpLoad %Output %output

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@ -7,11 +7,11 @@ struct Output {
[[stage(vertex)]]
fn main([[builtin(vertex_index)]] VertexIndex : u32, [[builtin(instance_index)]] InstanceIndex : u32) -> Output {
var zv : array<vec2<f32>, 4> = array<vec2<f32>, 4>(vec2<f32>(0.200000003, 0.200000003), vec2<f32>(0.300000012, 0.300000012), vec2<f32>(-0.100000001, -0.100000001), vec2<f32>(1.100000024, 1.100000024));
let zv : array<vec2<f32>, 4> = array<vec2<f32>, 4>(vec2<f32>(0.200000003, 0.200000003), vec2<f32>(0.300000012, 0.300000012), vec2<f32>(-0.100000001, -0.100000001), vec2<f32>(1.100000024, 1.100000024));
let z : f32 = zv[InstanceIndex].x;
var output : Output;
output.Position = vec4<f32>(0.5, 0.5, z, 1.0);
var colors : array<vec4<f32>, 4> = array<vec4<f32>, 4>(vec4<f32>(1.0, 0.0, 0.0, 1.0), vec4<f32>(0.0, 1.0, 0.0, 1.0), vec4<f32>(0.0, 0.0, 1.0, 1.0), vec4<f32>(1.0, 1.0, 1.0, 1.0));
let colors : array<vec4<f32>, 4> = array<vec4<f32>, 4>(vec4<f32>(1.0, 0.0, 0.0, 1.0), vec4<f32>(0.0, 1.0, 0.0, 1.0), vec4<f32>(0.0, 0.0, 1.0, 1.0), vec4<f32>(1.0, 1.0, 1.0, 1.0));
output.color = colors[InstanceIndex];
return output;
}

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@ -1,6 +1,6 @@
fn f() {
var i : i32;
var j : i32;
var m : mat2x2<f32> = mat2x2<f32>(vec2<f32>(1.0, 2.0), vec2<f32>(3.0, 4.0));
let m : mat2x2<f32> = mat2x2<f32>(vec2<f32>(1.0, 2.0), vec2<f32>(3.0, 4.0));
let f : f32 = m[i][j];
}

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@ -6,6 +6,6 @@ void unused_entry_point() {
void f() {
int i = 0;
int j = 0;
float2x2 m = float2x2(float2(1.0f, 2.0f), float2(3.0f, 4.0f));
const float2x2 m = float2x2(float2(1.0f, 2.0f), float2(3.0f, 4.0f));
const float f_1 = m[i][j];
}

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@ -4,7 +4,7 @@ using namespace metal;
void f() {
int i = 0;
int j = 0;
float2x2 m = float2x2(float2(1.0f, 2.0f), float2(3.0f, 4.0f));
float2x2 const m = float2x2(float2(1.0f, 2.0f), float2(3.0f, 4.0f));
float const f_1 = m[i][j];
}

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@ -11,7 +11,7 @@
OpName %f "f"
OpName %i "i"
OpName %j "j"
OpName %m "m"
OpName %var_for_index "var_for_index"
%void = OpTypeVoid
%1 = OpTypeFunction %void
%int = OpTypeInt 32 1
@ -38,11 +38,11 @@
%6 = OpLabel
%i = OpVariable %_ptr_Function_int Function %10
%j = OpVariable %_ptr_Function_int Function %10
%m = OpVariable %_ptr_Function_mat2v2float Function %24
OpStore %m %21
%var_for_index = OpVariable %_ptr_Function_mat2v2float Function %24
OpStore %var_for_index %21
%25 = OpLoad %int %i
%26 = OpLoad %int %j
%28 = OpAccessChain %_ptr_Function_float %m %25 %26
%28 = OpAccessChain %_ptr_Function_float %var_for_index %25 %26
%29 = OpLoad %float %28
OpReturn
OpFunctionEnd

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@ -1,6 +1,6 @@
fn f() {
var i : i32;
var j : i32;
var m : mat2x2<f32> = mat2x2<f32>(vec2<f32>(1.0, 2.0), vec2<f32>(3.0, 4.0));
let m : mat2x2<f32> = mat2x2<f32>(vec2<f32>(1.0, 2.0), vec2<f32>(3.0, 4.0));
let f : f32 = m[i][j];
}

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@ -0,0 +1,5 @@
fn f() -> i32 {
let a = array<i32, 8>(1, 2, 3, 4, 5, 6, 7, 8);
let i = 1;
return a[i];
}

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@ -0,0 +1,9 @@
[numthreads(1, 1, 1)]
void unused_entry_point() {
return;
}
int f() {
const int a[8] = {1, 2, 3, 4, 5, 6, 7, 8};
return a[1];
}

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@ -0,0 +1,13 @@
#include <metal_stdlib>
using namespace metal;
struct tint_array_wrapper {
int arr[8];
};
int f() {
tint_array_wrapper const a = {.arr={1, 2, 3, 4, 5, 6, 7, 8}};
int const i = 1;
return a.arr[i];
}

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@ -0,0 +1,37 @@
; SPIR-V
; Version: 1.3
; Generator: Google Tint Compiler; 0
; Bound: 22
; Schema: 0
OpCapability Shader
OpMemoryModel Logical GLSL450
OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
OpExecutionMode %unused_entry_point LocalSize 1 1 1
OpName %unused_entry_point "unused_entry_point"
OpName %f "f"
OpDecorate %_arr_int_uint_8 ArrayStride 4
%void = OpTypeVoid
%1 = OpTypeFunction %void
%int = OpTypeInt 32 1
%5 = OpTypeFunction %int
%uint = OpTypeInt 32 0
%uint_8 = OpConstant %uint 8
%_arr_int_uint_8 = OpTypeArray %int %uint_8
%int_1 = OpConstant %int 1
%int_2 = OpConstant %int 2
%int_3 = OpConstant %int 3
%int_4 = OpConstant %int 4
%int_5 = OpConstant %int 5
%int_6 = OpConstant %int 6
%int_7 = OpConstant %int 7
%int_8 = OpConstant %int 8
%20 = OpConstantComposite %_arr_int_uint_8 %int_1 %int_2 %int_3 %int_4 %int_5 %int_6 %int_7 %int_8
%unused_entry_point = OpFunction %void None %1
%4 = OpLabel
OpReturn
OpFunctionEnd
%f = OpFunction %int None %5
%8 = OpLabel
%21 = OpCompositeExtract %int %20 1
OpReturnValue %21
OpFunctionEnd

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@ -0,0 +1,5 @@
fn f() -> i32 {
let a = array<i32, 8>(1, 2, 3, 4, 5, 6, 7, 8);
let i = 1;
return a[i];
}

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@ -0,0 +1,5 @@
fn f() -> vec3<f32> {
let m = mat3x3<f32>(1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0);
let i = 1;
return m[i];
}

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@ -0,0 +1,9 @@
[numthreads(1, 1, 1)]
void unused_entry_point() {
return;
}
float3 f() {
const float3x3 m = float3x3(1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f, 7.0f, 8.0f, 9.0f);
return m[1];
}

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@ -0,0 +1,9 @@
#include <metal_stdlib>
using namespace metal;
float3 f() {
float3x3 const m = float3x3(float3(1.0f, 2.0f, 3.0f), float3(4.0f, 5.0f, 6.0f), float3(7.0f, 8.0f, 9.0f));
int const i = 1;
return m[i];
}

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@ -0,0 +1,41 @@
; SPIR-V
; Version: 1.3
; Generator: Google Tint Compiler; 0
; Bound: 27
; Schema: 0
OpCapability Shader
OpMemoryModel Logical GLSL450
OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
OpExecutionMode %unused_entry_point LocalSize 1 1 1
OpName %unused_entry_point "unused_entry_point"
OpName %f "f"
%void = OpTypeVoid
%1 = OpTypeFunction %void
%float = OpTypeFloat 32
%v3float = OpTypeVector %float 3
%5 = OpTypeFunction %v3float
%mat3v3float = OpTypeMatrix %v3float 3
%float_1 = OpConstant %float 1
%float_2 = OpConstant %float 2
%float_3 = OpConstant %float 3
%14 = OpConstantComposite %v3float %float_1 %float_2 %float_3
%float_4 = OpConstant %float 4
%float_5 = OpConstant %float 5
%float_6 = OpConstant %float 6
%18 = OpConstantComposite %v3float %float_4 %float_5 %float_6
%float_7 = OpConstant %float 7
%float_8 = OpConstant %float 8
%float_9 = OpConstant %float 9
%22 = OpConstantComposite %v3float %float_7 %float_8 %float_9
%23 = OpConstantComposite %mat3v3float %14 %18 %22
%int = OpTypeInt 32 1
%int_1 = OpConstant %int 1
%unused_entry_point = OpFunction %void None %1
%4 = OpLabel
OpReturn
OpFunctionEnd
%f = OpFunction %v3float None %5
%9 = OpLabel
%26 = OpCompositeExtract %v3float %23 1
OpReturnValue %26
OpFunctionEnd

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@ -0,0 +1,5 @@
fn f() -> vec3<f32> {
let m = mat3x3<f32>(1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0);
let i = 1;
return m[i];
}

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@ -0,0 +1,5 @@
fn f() -> f32 {
let v = vec3<f32>(1.0, 2.0, 3.0);
let i = 1;
return v[i];
}

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@ -0,0 +1,9 @@
[numthreads(1, 1, 1)]
void unused_entry_point() {
return;
}
float f() {
const float3 v = float3(1.0f, 2.0f, 3.0f);
return v[1];
}

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@ -0,0 +1,9 @@
#include <metal_stdlib>
using namespace metal;
float f() {
float3 const v = float3(1.0f, 2.0f, 3.0f);
int const i = 1;
return v[i];
}

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@ -0,0 +1,31 @@
; SPIR-V
; Version: 1.3
; Generator: Google Tint Compiler; 0
; Bound: 17
; Schema: 0
OpCapability Shader
OpMemoryModel Logical GLSL450
OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
OpExecutionMode %unused_entry_point LocalSize 1 1 1
OpName %unused_entry_point "unused_entry_point"
OpName %f "f"
%void = OpTypeVoid
%1 = OpTypeFunction %void
%float = OpTypeFloat 32
%5 = OpTypeFunction %float
%v3float = OpTypeVector %float 3
%float_1 = OpConstant %float 1
%float_2 = OpConstant %float 2
%float_3 = OpConstant %float 3
%13 = OpConstantComposite %v3float %float_1 %float_2 %float_3
%int = OpTypeInt 32 1
%int_1 = OpConstant %int 1
%unused_entry_point = OpFunction %void None %1
%4 = OpLabel
OpReturn
OpFunctionEnd
%f = OpFunction %float None %5
%8 = OpLabel
%16 = OpCompositeExtract %float %13 1
OpReturnValue %16
OpFunctionEnd

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@ -0,0 +1,5 @@
fn f() -> f32 {
let v = vec3<f32>(1.0, 2.0, 3.0);
let i = 1;
return v[i];
}

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@ -0,0 +1,5 @@
fn f(x : i32) -> i32 {
let a = array<i32, 8>(1, 2, 3, 4, 5, 6, 7, 8);
let i = x;
return a[i];
}

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@ -0,0 +1,9 @@
[numthreads(1, 1, 1)]
void unused_entry_point() {
return;
}
int f(int x) {
const int a[8] = {1, 2, 3, 4, 5, 6, 7, 8};
return a[x];
}

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@ -0,0 +1,13 @@
#include <metal_stdlib>
using namespace metal;
struct tint_array_wrapper {
int arr[8];
};
int f(int x) {
tint_array_wrapper const a = {.arr={1, 2, 3, 4, 5, 6, 7, 8}};
int const i = x;
return a.arr[i];
}

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@ -0,0 +1,46 @@
; SPIR-V
; Version: 1.3
; Generator: Google Tint Compiler; 0
; Bound: 28
; Schema: 0
OpCapability Shader
OpMemoryModel Logical GLSL450
OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
OpExecutionMode %unused_entry_point LocalSize 1 1 1
OpName %unused_entry_point "unused_entry_point"
OpName %f "f"
OpName %x "x"
OpName %var_for_index "var_for_index"
OpDecorate %_arr_int_uint_8 ArrayStride 4
%void = OpTypeVoid
%1 = OpTypeFunction %void
%int = OpTypeInt 32 1
%5 = OpTypeFunction %int %int
%uint = OpTypeInt 32 0
%uint_8 = OpConstant %uint 8
%_arr_int_uint_8 = OpTypeArray %int %uint_8
%int_1 = OpConstant %int 1
%int_2 = OpConstant %int 2
%int_3 = OpConstant %int 3
%int_4 = OpConstant %int 4
%int_5 = OpConstant %int 5
%int_6 = OpConstant %int 6
%int_7 = OpConstant %int 7
%int_8 = OpConstant %int 8
%21 = OpConstantComposite %_arr_int_uint_8 %int_1 %int_2 %int_3 %int_4 %int_5 %int_6 %int_7 %int_8
%_ptr_Function__arr_int_uint_8 = OpTypePointer Function %_arr_int_uint_8
%24 = OpConstantNull %_arr_int_uint_8
%_ptr_Function_int = OpTypePointer Function %int
%unused_entry_point = OpFunction %void None %1
%4 = OpLabel
OpReturn
OpFunctionEnd
%f = OpFunction %int None %5
%x = OpFunctionParameter %int
%9 = OpLabel
%var_for_index = OpVariable %_ptr_Function__arr_int_uint_8 Function %24
OpStore %var_for_index %21
%26 = OpAccessChain %_ptr_Function_int %var_for_index %x
%27 = OpLoad %int %26
OpReturnValue %27
OpFunctionEnd

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@ -0,0 +1,5 @@
fn f(x : i32) -> i32 {
let a = array<i32, 8>(1, 2, 3, 4, 5, 6, 7, 8);
let i = x;
return a[i];
}

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@ -0,0 +1,5 @@
fn f(x : i32) -> vec3<f32> {
let m = mat3x3<f32>(1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0);
let i = x;
return m[i];
}

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@ -0,0 +1,9 @@
[numthreads(1, 1, 1)]
void unused_entry_point() {
return;
}
float3 f(int x) {
const float3x3 m = float3x3(1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f, 7.0f, 8.0f, 9.0f);
return m[x];
}

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@ -0,0 +1,9 @@
#include <metal_stdlib>
using namespace metal;
float3 f(int x) {
float3x3 const m = float3x3(float3(1.0f, 2.0f, 3.0f), float3(4.0f, 5.0f, 6.0f), float3(7.0f, 8.0f, 9.0f));
int const i = x;
return m[i];
}

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@ -0,0 +1,49 @@
; SPIR-V
; Version: 1.3
; Generator: Google Tint Compiler; 0
; Bound: 32
; Schema: 0
OpCapability Shader
OpMemoryModel Logical GLSL450
OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
OpExecutionMode %unused_entry_point LocalSize 1 1 1
OpName %unused_entry_point "unused_entry_point"
OpName %f "f"
OpName %x "x"
OpName %var_for_index "var_for_index"
%void = OpTypeVoid
%1 = OpTypeFunction %void
%float = OpTypeFloat 32
%v3float = OpTypeVector %float 3
%int = OpTypeInt 32 1
%5 = OpTypeFunction %v3float %int
%mat3v3float = OpTypeMatrix %v3float 3
%float_1 = OpConstant %float 1
%float_2 = OpConstant %float 2
%float_3 = OpConstant %float 3
%16 = OpConstantComposite %v3float %float_1 %float_2 %float_3
%float_4 = OpConstant %float 4
%float_5 = OpConstant %float 5
%float_6 = OpConstant %float 6
%20 = OpConstantComposite %v3float %float_4 %float_5 %float_6
%float_7 = OpConstant %float 7
%float_8 = OpConstant %float 8
%float_9 = OpConstant %float 9
%24 = OpConstantComposite %v3float %float_7 %float_8 %float_9
%25 = OpConstantComposite %mat3v3float %16 %20 %24
%_ptr_Function_mat3v3float = OpTypePointer Function %mat3v3float
%28 = OpConstantNull %mat3v3float
%_ptr_Function_v3float = OpTypePointer Function %v3float
%unused_entry_point = OpFunction %void None %1
%4 = OpLabel
OpReturn
OpFunctionEnd
%f = OpFunction %v3float None %5
%x = OpFunctionParameter %int
%11 = OpLabel
%var_for_index = OpVariable %_ptr_Function_mat3v3float Function %28
OpStore %var_for_index %25
%30 = OpAccessChain %_ptr_Function_v3float %var_for_index %x
%31 = OpLoad %v3float %30
OpReturnValue %31
OpFunctionEnd

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@ -0,0 +1,5 @@
fn f(x : i32) -> vec3<f32> {
let m = mat3x3<f32>(1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0);
let i = x;
return m[i];
}

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@ -0,0 +1,5 @@
fn f(x : i32) -> f32 {
let v = vec3<f32>(1.0, 2.0, 3.0);
let i = x;
return v[i];
}

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@ -0,0 +1,9 @@
[numthreads(1, 1, 1)]
void unused_entry_point() {
return;
}
float f(int x) {
const float3 v = float3(1.0f, 2.0f, 3.0f);
return v[x];
}

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@ -0,0 +1,9 @@
#include <metal_stdlib>
using namespace metal;
float f(int x) {
float3 const v = float3(1.0f, 2.0f, 3.0f);
int const i = x;
return v[i];
}

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@ -0,0 +1,32 @@
; SPIR-V
; Version: 1.3
; Generator: Google Tint Compiler; 0
; Bound: 17
; Schema: 0
OpCapability Shader
OpMemoryModel Logical GLSL450
OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
OpExecutionMode %unused_entry_point LocalSize 1 1 1
OpName %unused_entry_point "unused_entry_point"
OpName %f "f"
OpName %x "x"
%void = OpTypeVoid
%1 = OpTypeFunction %void
%float = OpTypeFloat 32
%int = OpTypeInt 32 1
%5 = OpTypeFunction %float %int
%v3float = OpTypeVector %float 3
%float_1 = OpConstant %float 1
%float_2 = OpConstant %float 2
%float_3 = OpConstant %float 3
%15 = OpConstantComposite %v3float %float_1 %float_2 %float_3
%unused_entry_point = OpFunction %void None %1
%4 = OpLabel
OpReturn
OpFunctionEnd
%f = OpFunction %float None %5
%x = OpFunctionParameter %int
%10 = OpLabel
%16 = OpVectorExtractDynamic %float %15 %x
OpReturnValue %16
OpFunctionEnd

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@ -0,0 +1,5 @@
fn f(x : i32) -> f32 {
let v = vec3<f32>(1.0, 2.0, 3.0);
let i = x;
return v[i];
}

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@ -0,0 +1,4 @@
fn f() -> i32 {
let a = array<i32, 8>(1, 2, 3, 4, 5, 6, 7, 8);
return a[1];
}

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@ -0,0 +1,9 @@
[numthreads(1, 1, 1)]
void unused_entry_point() {
return;
}
int f() {
const int a[8] = {1, 2, 3, 4, 5, 6, 7, 8};
return a[1];
}

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@ -0,0 +1,12 @@
#include <metal_stdlib>
using namespace metal;
struct tint_array_wrapper {
int arr[8];
};
int f() {
tint_array_wrapper const a = {.arr={1, 2, 3, 4, 5, 6, 7, 8}};
return a.arr[1];
}

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@ -0,0 +1,37 @@
; SPIR-V
; Version: 1.3
; Generator: Google Tint Compiler; 0
; Bound: 22
; Schema: 0
OpCapability Shader
OpMemoryModel Logical GLSL450
OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
OpExecutionMode %unused_entry_point LocalSize 1 1 1
OpName %unused_entry_point "unused_entry_point"
OpName %f "f"
OpDecorate %_arr_int_uint_8 ArrayStride 4
%void = OpTypeVoid
%1 = OpTypeFunction %void
%int = OpTypeInt 32 1
%5 = OpTypeFunction %int
%uint = OpTypeInt 32 0
%uint_8 = OpConstant %uint 8
%_arr_int_uint_8 = OpTypeArray %int %uint_8
%int_1 = OpConstant %int 1
%int_2 = OpConstant %int 2
%int_3 = OpConstant %int 3
%int_4 = OpConstant %int 4
%int_5 = OpConstant %int 5
%int_6 = OpConstant %int 6
%int_7 = OpConstant %int 7
%int_8 = OpConstant %int 8
%20 = OpConstantComposite %_arr_int_uint_8 %int_1 %int_2 %int_3 %int_4 %int_5 %int_6 %int_7 %int_8
%unused_entry_point = OpFunction %void None %1
%4 = OpLabel
OpReturn
OpFunctionEnd
%f = OpFunction %int None %5
%8 = OpLabel
%21 = OpCompositeExtract %int %20 1
OpReturnValue %21
OpFunctionEnd

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@ -0,0 +1,4 @@
fn f() -> i32 {
let a = array<i32, 8>(1, 2, 3, 4, 5, 6, 7, 8);
return a[1];
}

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@ -0,0 +1,4 @@
fn f() -> vec3<f32> {
let m = mat3x3<f32>(1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0);
return m[1];
}

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@ -0,0 +1,9 @@
[numthreads(1, 1, 1)]
void unused_entry_point() {
return;
}
float3 f() {
const float3x3 m = float3x3(1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f, 7.0f, 8.0f, 9.0f);
return m[1];
}

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@ -0,0 +1,8 @@
#include <metal_stdlib>
using namespace metal;
float3 f() {
float3x3 const m = float3x3(float3(1.0f, 2.0f, 3.0f), float3(4.0f, 5.0f, 6.0f), float3(7.0f, 8.0f, 9.0f));
return m[1];
}

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@ -0,0 +1,41 @@
; SPIR-V
; Version: 1.3
; Generator: Google Tint Compiler; 0
; Bound: 27
; Schema: 0
OpCapability Shader
OpMemoryModel Logical GLSL450
OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
OpExecutionMode %unused_entry_point LocalSize 1 1 1
OpName %unused_entry_point "unused_entry_point"
OpName %f "f"
%void = OpTypeVoid
%1 = OpTypeFunction %void
%float = OpTypeFloat 32
%v3float = OpTypeVector %float 3
%5 = OpTypeFunction %v3float
%mat3v3float = OpTypeMatrix %v3float 3
%float_1 = OpConstant %float 1
%float_2 = OpConstant %float 2
%float_3 = OpConstant %float 3
%14 = OpConstantComposite %v3float %float_1 %float_2 %float_3
%float_4 = OpConstant %float 4
%float_5 = OpConstant %float 5
%float_6 = OpConstant %float 6
%18 = OpConstantComposite %v3float %float_4 %float_5 %float_6
%float_7 = OpConstant %float 7
%float_8 = OpConstant %float 8
%float_9 = OpConstant %float 9
%22 = OpConstantComposite %v3float %float_7 %float_8 %float_9
%23 = OpConstantComposite %mat3v3float %14 %18 %22
%int = OpTypeInt 32 1
%int_1 = OpConstant %int 1
%unused_entry_point = OpFunction %void None %1
%4 = OpLabel
OpReturn
OpFunctionEnd
%f = OpFunction %v3float None %5
%9 = OpLabel
%26 = OpCompositeExtract %v3float %23 1
OpReturnValue %26
OpFunctionEnd

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@ -0,0 +1,4 @@
fn f() -> vec3<f32> {
let m = mat3x3<f32>(1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0);
return m[1];
}

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@ -0,0 +1,4 @@
fn f() -> f32 {
let v = vec3<f32>(1.0, 2.0, 3.0);
return v[1];
}

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@ -0,0 +1,9 @@
[numthreads(1, 1, 1)]
void unused_entry_point() {
return;
}
float f() {
const float3 v = float3(1.0f, 2.0f, 3.0f);
return v[1];
}

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@ -0,0 +1,8 @@
#include <metal_stdlib>
using namespace metal;
float f() {
float3 const v = float3(1.0f, 2.0f, 3.0f);
return v[1];
}

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@ -0,0 +1,31 @@
; SPIR-V
; Version: 1.3
; Generator: Google Tint Compiler; 0
; Bound: 17
; Schema: 0
OpCapability Shader
OpMemoryModel Logical GLSL450
OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
OpExecutionMode %unused_entry_point LocalSize 1 1 1
OpName %unused_entry_point "unused_entry_point"
OpName %f "f"
%void = OpTypeVoid
%1 = OpTypeFunction %void
%float = OpTypeFloat 32
%5 = OpTypeFunction %float
%v3float = OpTypeVector %float 3
%float_1 = OpConstant %float 1
%float_2 = OpConstant %float 2
%float_3 = OpConstant %float 3
%13 = OpConstantComposite %v3float %float_1 %float_2 %float_3
%int = OpTypeInt 32 1
%int_1 = OpConstant %int 1
%unused_entry_point = OpFunction %void None %1
%4 = OpLabel
OpReturn
OpFunctionEnd
%f = OpFunction %float None %5
%8 = OpLabel
%16 = OpCompositeExtract %float %13 1
OpReturnValue %16
OpFunctionEnd

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@ -0,0 +1,4 @@
fn f() -> f32 {
let v = vec3<f32>(1.0, 2.0, 3.0);
return v[1];
}

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@ -0,0 +1,4 @@
fn f(i : i32) -> i32 {
let a = array<i32, 8>(1, 2, 3, 4, 5, 6, 7, 8);
return a[i];
}

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@ -0,0 +1,9 @@
[numthreads(1, 1, 1)]
void unused_entry_point() {
return;
}
int f(int i) {
const int a[8] = {1, 2, 3, 4, 5, 6, 7, 8};
return a[i];
}

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@ -0,0 +1,12 @@
#include <metal_stdlib>
using namespace metal;
struct tint_array_wrapper {
int arr[8];
};
int f(int i) {
tint_array_wrapper const a = {.arr={1, 2, 3, 4, 5, 6, 7, 8}};
return a.arr[i];
}

View File

@ -0,0 +1,46 @@
; SPIR-V
; Version: 1.3
; Generator: Google Tint Compiler; 0
; Bound: 28
; Schema: 0
OpCapability Shader
OpMemoryModel Logical GLSL450
OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
OpExecutionMode %unused_entry_point LocalSize 1 1 1
OpName %unused_entry_point "unused_entry_point"
OpName %f "f"
OpName %i "i"
OpName %var_for_index "var_for_index"
OpDecorate %_arr_int_uint_8 ArrayStride 4
%void = OpTypeVoid
%1 = OpTypeFunction %void
%int = OpTypeInt 32 1
%5 = OpTypeFunction %int %int
%uint = OpTypeInt 32 0
%uint_8 = OpConstant %uint 8
%_arr_int_uint_8 = OpTypeArray %int %uint_8
%int_1 = OpConstant %int 1
%int_2 = OpConstant %int 2
%int_3 = OpConstant %int 3
%int_4 = OpConstant %int 4
%int_5 = OpConstant %int 5
%int_6 = OpConstant %int 6
%int_7 = OpConstant %int 7
%int_8 = OpConstant %int 8
%21 = OpConstantComposite %_arr_int_uint_8 %int_1 %int_2 %int_3 %int_4 %int_5 %int_6 %int_7 %int_8
%_ptr_Function__arr_int_uint_8 = OpTypePointer Function %_arr_int_uint_8
%24 = OpConstantNull %_arr_int_uint_8
%_ptr_Function_int = OpTypePointer Function %int
%unused_entry_point = OpFunction %void None %1
%4 = OpLabel
OpReturn
OpFunctionEnd
%f = OpFunction %int None %5
%i = OpFunctionParameter %int
%9 = OpLabel
%var_for_index = OpVariable %_ptr_Function__arr_int_uint_8 Function %24
OpStore %var_for_index %21
%26 = OpAccessChain %_ptr_Function_int %var_for_index %i
%27 = OpLoad %int %26
OpReturnValue %27
OpFunctionEnd

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@ -0,0 +1,4 @@
fn f(i : i32) -> i32 {
let a = array<i32, 8>(1, 2, 3, 4, 5, 6, 7, 8);
return a[i];
}

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@ -0,0 +1,4 @@
fn f(i : i32) -> vec3<f32> {
let m = mat3x3<f32>(1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0);
return m[i];
}

View File

@ -0,0 +1,9 @@
[numthreads(1, 1, 1)]
void unused_entry_point() {
return;
}
float3 f(int i) {
const float3x3 m = float3x3(1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f, 7.0f, 8.0f, 9.0f);
return m[i];
}

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@ -0,0 +1,8 @@
#include <metal_stdlib>
using namespace metal;
float3 f(int i) {
float3x3 const m = float3x3(float3(1.0f, 2.0f, 3.0f), float3(4.0f, 5.0f, 6.0f), float3(7.0f, 8.0f, 9.0f));
return m[i];
}

View File

@ -0,0 +1,49 @@
; SPIR-V
; Version: 1.3
; Generator: Google Tint Compiler; 0
; Bound: 32
; Schema: 0
OpCapability Shader
OpMemoryModel Logical GLSL450
OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
OpExecutionMode %unused_entry_point LocalSize 1 1 1
OpName %unused_entry_point "unused_entry_point"
OpName %f "f"
OpName %i "i"
OpName %var_for_index "var_for_index"
%void = OpTypeVoid
%1 = OpTypeFunction %void
%float = OpTypeFloat 32
%v3float = OpTypeVector %float 3
%int = OpTypeInt 32 1
%5 = OpTypeFunction %v3float %int
%mat3v3float = OpTypeMatrix %v3float 3
%float_1 = OpConstant %float 1
%float_2 = OpConstant %float 2
%float_3 = OpConstant %float 3
%16 = OpConstantComposite %v3float %float_1 %float_2 %float_3
%float_4 = OpConstant %float 4
%float_5 = OpConstant %float 5
%float_6 = OpConstant %float 6
%20 = OpConstantComposite %v3float %float_4 %float_5 %float_6
%float_7 = OpConstant %float 7
%float_8 = OpConstant %float 8
%float_9 = OpConstant %float 9
%24 = OpConstantComposite %v3float %float_7 %float_8 %float_9
%25 = OpConstantComposite %mat3v3float %16 %20 %24
%_ptr_Function_mat3v3float = OpTypePointer Function %mat3v3float
%28 = OpConstantNull %mat3v3float
%_ptr_Function_v3float = OpTypePointer Function %v3float
%unused_entry_point = OpFunction %void None %1
%4 = OpLabel
OpReturn
OpFunctionEnd
%f = OpFunction %v3float None %5
%i = OpFunctionParameter %int
%11 = OpLabel
%var_for_index = OpVariable %_ptr_Function_mat3v3float Function %28
OpStore %var_for_index %25
%30 = OpAccessChain %_ptr_Function_v3float %var_for_index %i
%31 = OpLoad %v3float %30
OpReturnValue %31
OpFunctionEnd

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@ -0,0 +1,4 @@
fn f(i : i32) -> vec3<f32> {
let m = mat3x3<f32>(1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0);
return m[i];
}

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@ -0,0 +1,4 @@
fn f(i : i32) -> f32 {
let v = vec3<f32>(1.0, 2.0, 3.0);
return v[i];
}

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@ -0,0 +1,9 @@
[numthreads(1, 1, 1)]
void unused_entry_point() {
return;
}
float f(int i) {
const float3 v = float3(1.0f, 2.0f, 3.0f);
return v[i];
}

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@ -0,0 +1,8 @@
#include <metal_stdlib>
using namespace metal;
float f(int i) {
float3 const v = float3(1.0f, 2.0f, 3.0f);
return v[i];
}

View File

@ -0,0 +1,32 @@
; SPIR-V
; Version: 1.3
; Generator: Google Tint Compiler; 0
; Bound: 17
; Schema: 0
OpCapability Shader
OpMemoryModel Logical GLSL450
OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
OpExecutionMode %unused_entry_point LocalSize 1 1 1
OpName %unused_entry_point "unused_entry_point"
OpName %f "f"
OpName %i "i"
%void = OpTypeVoid
%1 = OpTypeFunction %void
%float = OpTypeFloat 32
%int = OpTypeInt 32 1
%5 = OpTypeFunction %float %int
%v3float = OpTypeVector %float 3
%float_1 = OpConstant %float 1
%float_2 = OpConstant %float 2
%float_3 = OpConstant %float 3
%15 = OpConstantComposite %v3float %float_1 %float_2 %float_3
%unused_entry_point = OpFunction %void None %1
%4 = OpLabel
OpReturn
OpFunctionEnd
%f = OpFunction %float None %5
%i = OpFunctionParameter %int
%10 = OpLabel
%16 = OpVectorExtractDynamic %float %15 %i
OpReturnValue %16
OpFunctionEnd

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@ -0,0 +1,4 @@
fn f(i : i32) -> f32 {
let v = vec3<f32>(1.0, 2.0, 3.0);
return v[i];
}

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@ -0,0 +1,5 @@
fn f() -> i32 {
var a = array<i32, 8>(1, 2, 3, 4, 5, 6, 7, 8);
let i = 1;
return a[i];
}

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@ -0,0 +1,9 @@
[numthreads(1, 1, 1)]
void unused_entry_point() {
return;
}
int f() {
int a[8] = {1, 2, 3, 4, 5, 6, 7, 8};
return a[1];
}

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@ -0,0 +1,13 @@
#include <metal_stdlib>
using namespace metal;
struct tint_array_wrapper {
int arr[8];
};
int f() {
tint_array_wrapper a = {.arr={1, 2, 3, 4, 5, 6, 7, 8}};
int const i = 1;
return a.arr[i];
}

View File

@ -0,0 +1,44 @@
; SPIR-V
; Version: 1.3
; Generator: Google Tint Compiler; 0
; Bound: 27
; Schema: 0
OpCapability Shader
OpMemoryModel Logical GLSL450
OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
OpExecutionMode %unused_entry_point LocalSize 1 1 1
OpName %unused_entry_point "unused_entry_point"
OpName %f "f"
OpName %a "a"
OpDecorate %_arr_int_uint_8 ArrayStride 4
%void = OpTypeVoid
%1 = OpTypeFunction %void
%int = OpTypeInt 32 1
%5 = OpTypeFunction %int
%uint = OpTypeInt 32 0
%uint_8 = OpConstant %uint 8
%_arr_int_uint_8 = OpTypeArray %int %uint_8
%int_1 = OpConstant %int 1
%int_2 = OpConstant %int 2
%int_3 = OpConstant %int 3
%int_4 = OpConstant %int 4
%int_5 = OpConstant %int 5
%int_6 = OpConstant %int 6
%int_7 = OpConstant %int 7
%int_8 = OpConstant %int 8
%20 = OpConstantComposite %_arr_int_uint_8 %int_1 %int_2 %int_3 %int_4 %int_5 %int_6 %int_7 %int_8
%_ptr_Function__arr_int_uint_8 = OpTypePointer Function %_arr_int_uint_8
%23 = OpConstantNull %_arr_int_uint_8
%_ptr_Function_int = OpTypePointer Function %int
%unused_entry_point = OpFunction %void None %1
%4 = OpLabel
OpReturn
OpFunctionEnd
%f = OpFunction %int None %5
%8 = OpLabel
%a = OpVariable %_ptr_Function__arr_int_uint_8 Function %23
OpStore %a %20
%25 = OpAccessChain %_ptr_Function_int %a %int_1
%26 = OpLoad %int %25
OpReturnValue %26
OpFunctionEnd

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@ -0,0 +1,5 @@
fn f() -> i32 {
var a = array<i32, 8>(1, 2, 3, 4, 5, 6, 7, 8);
let i = 1;
return a[i];
}

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@ -0,0 +1,5 @@
fn f() -> vec3<f32> {
var m = mat3x3<f32>(1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0);
let i = 1;
return m[i];
}

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@ -0,0 +1,9 @@
[numthreads(1, 1, 1)]
void unused_entry_point() {
return;
}
float3 f() {
float3x3 m = float3x3(1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f, 7.0f, 8.0f, 9.0f);
return m[1];
}

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@ -0,0 +1,9 @@
#include <metal_stdlib>
using namespace metal;
float3 f() {
float3x3 m = float3x3(float3(1.0f, 2.0f, 3.0f), float3(4.0f, 5.0f, 6.0f), float3(7.0f, 8.0f, 9.0f));
int const i = 1;
return m[i];
}

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; SPIR-V
; Version: 1.3
; Generator: Google Tint Compiler; 0
; Bound: 32
; Schema: 0
OpCapability Shader
OpMemoryModel Logical GLSL450
OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
OpExecutionMode %unused_entry_point LocalSize 1 1 1
OpName %unused_entry_point "unused_entry_point"
OpName %f "f"
OpName %m "m"
%void = OpTypeVoid
%1 = OpTypeFunction %void
%float = OpTypeFloat 32
%v3float = OpTypeVector %float 3
%5 = OpTypeFunction %v3float
%mat3v3float = OpTypeMatrix %v3float 3
%float_1 = OpConstant %float 1
%float_2 = OpConstant %float 2
%float_3 = OpConstant %float 3
%14 = OpConstantComposite %v3float %float_1 %float_2 %float_3
%float_4 = OpConstant %float 4
%float_5 = OpConstant %float 5
%float_6 = OpConstant %float 6
%18 = OpConstantComposite %v3float %float_4 %float_5 %float_6
%float_7 = OpConstant %float 7
%float_8 = OpConstant %float 8
%float_9 = OpConstant %float 9
%22 = OpConstantComposite %v3float %float_7 %float_8 %float_9
%23 = OpConstantComposite %mat3v3float %14 %18 %22
%_ptr_Function_mat3v3float = OpTypePointer Function %mat3v3float
%26 = OpConstantNull %mat3v3float
%int = OpTypeInt 32 1
%int_1 = OpConstant %int 1
%_ptr_Function_v3float = OpTypePointer Function %v3float
%unused_entry_point = OpFunction %void None %1
%4 = OpLabel
OpReturn
OpFunctionEnd
%f = OpFunction %v3float None %5
%9 = OpLabel
%m = OpVariable %_ptr_Function_mat3v3float Function %26
OpStore %m %23
%30 = OpAccessChain %_ptr_Function_v3float %m %int_1
%31 = OpLoad %v3float %30
OpReturnValue %31
OpFunctionEnd

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fn f() -> vec3<f32> {
var m = mat3x3<f32>(1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0);
let i = 1;
return m[i];
}

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fn f() -> f32 {
var v = vec3<f32>(1.0, 2.0, 3.0);
let i = 1;
return v[i];
}

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[numthreads(1, 1, 1)]
void unused_entry_point() {
return;
}
float f() {
float3 v = float3(1.0f, 2.0f, 3.0f);
return v[1];
}

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#include <metal_stdlib>
using namespace metal;
float f() {
float3 v = float3(1.0f, 2.0f, 3.0f);
int const i = 1;
return v[i];
}

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@ -0,0 +1,38 @@
; SPIR-V
; Version: 1.3
; Generator: Google Tint Compiler; 0
; Bound: 22
; Schema: 0
OpCapability Shader
OpMemoryModel Logical GLSL450
OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
OpExecutionMode %unused_entry_point LocalSize 1 1 1
OpName %unused_entry_point "unused_entry_point"
OpName %f "f"
OpName %v "v"
%void = OpTypeVoid
%1 = OpTypeFunction %void
%float = OpTypeFloat 32
%5 = OpTypeFunction %float
%v3float = OpTypeVector %float 3
%float_1 = OpConstant %float 1
%float_2 = OpConstant %float 2
%float_3 = OpConstant %float 3
%13 = OpConstantComposite %v3float %float_1 %float_2 %float_3
%_ptr_Function_v3float = OpTypePointer Function %v3float
%16 = OpConstantNull %v3float
%int = OpTypeInt 32 1
%int_1 = OpConstant %int 1
%_ptr_Function_float = OpTypePointer Function %float
%unused_entry_point = OpFunction %void None %1
%4 = OpLabel
OpReturn
OpFunctionEnd
%f = OpFunction %float None %5
%8 = OpLabel
%v = OpVariable %_ptr_Function_v3float Function %16
OpStore %v %13
%20 = OpAccessChain %_ptr_Function_float %v %int_1
%21 = OpLoad %float %20
OpReturnValue %21
OpFunctionEnd

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fn f() -> f32 {
var v = vec3<f32>(1.0, 2.0, 3.0);
let i = 1;
return v[i];
}

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fn f() -> i32 {
var a = array<i32, 8>(1, 2, 3, 4, 5, 6, 7, 8);
let i = 1;
return a[i];
}

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@ -0,0 +1,9 @@
[numthreads(1, 1, 1)]
void unused_entry_point() {
return;
}
int f() {
int a[8] = {1, 2, 3, 4, 5, 6, 7, 8};
return a[1];
}

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