spirv-fuzz: Use reference in CanMakeSynonymOf (#4401)
The instruction parameter of CanMakeSynonymOf is an input parameter
that should never be null, so a const reference is a more appropriate
type than a const pointer.
diff --git a/source/fuzz/fuzzer_pass_add_vector_shuffle_instructions.cpp b/source/fuzz/fuzzer_pass_add_vector_shuffle_instructions.cpp
index e2eaaa0..0275607 100644
--- a/source/fuzz/fuzzer_pass_add_vector_shuffle_instructions.cpp
+++ b/source/fuzz/fuzzer_pass_add_vector_shuffle_instructions.cpp
@@ -75,7 +75,7 @@
->IdIsIrrelevant(instruction->result_id()) &&
!fuzzerutil::CanMakeSynonymOf(ir_context,
*GetTransformationContext(),
- instruction)) {
+ *instruction)) {
// If the id is irrelevant, we can use it since it will not
// participate in DataSynonym fact. Otherwise, we should be
// able to produce a synonym out of the id.
diff --git a/source/fuzz/fuzzer_pass_construct_composites.cpp b/source/fuzz/fuzzer_pass_construct_composites.cpp
index 1a174cf..bc78bae 100644
--- a/source/fuzz/fuzzer_pass_construct_composites.cpp
+++ b/source/fuzz/fuzzer_pass_construct_composites.cpp
@@ -61,7 +61,7 @@
return GetTransformationContext()->GetFactManager()->IdIsIrrelevant(
inst->result_id()) ||
fuzzerutil::CanMakeSynonymOf(ir_context,
- *GetTransformationContext(), inst);
+ *GetTransformationContext(), *inst);
});
ForEachInstructionWithInstructionDescriptor(
diff --git a/source/fuzz/fuzzer_pass_expand_vector_reductions.cpp b/source/fuzz/fuzzer_pass_expand_vector_reductions.cpp
index e25dcbc..2dcfff1 100644
--- a/source/fuzz/fuzzer_pass_expand_vector_reductions.cpp
+++ b/source/fuzz/fuzzer_pass_expand_vector_reductions.cpp
@@ -46,7 +46,7 @@
// It must be able to make a synonym of |instruction|.
if (!fuzzerutil::CanMakeSynonymOf(
- GetIRContext(), *GetTransformationContext(), &instruction)) {
+ GetIRContext(), *GetTransformationContext(), instruction)) {
continue;
}
diff --git a/source/fuzz/fuzzer_pass_push_ids_through_variables.cpp b/source/fuzz/fuzzer_pass_push_ids_through_variables.cpp
index 6aebac6..4057656 100644
--- a/source/fuzz/fuzzer_pass_push_ids_through_variables.cpp
+++ b/source/fuzz/fuzzer_pass_push_ids_through_variables.cpp
@@ -102,7 +102,7 @@
->IdIsIrrelevant(instruction->result_id()) &&
!fuzzerutil::CanMakeSynonymOf(ir_context,
*GetTransformationContext(),
- instruction)) {
+ *instruction)) {
return false;
}
diff --git a/source/fuzz/fuzzer_pass_wrap_vector_synonym.cpp b/source/fuzz/fuzzer_pass_wrap_vector_synonym.cpp
index 5f1ae18..ff917cd 100644
--- a/source/fuzz/fuzzer_pass_wrap_vector_synonym.cpp
+++ b/source/fuzz/fuzzer_pass_wrap_vector_synonym.cpp
@@ -75,17 +75,17 @@
// irrelevant).
if (!fuzzerutil::CanMakeSynonymOf(GetIRContext(),
*GetTransformationContext(),
- &*instruction_iterator)) {
+ *instruction_iterator)) {
return;
}
if (!fuzzerutil::CanMakeSynonymOf(
GetIRContext(), *GetTransformationContext(),
- GetIRContext()->get_def_use_mgr()->GetDef(target_id1))) {
+ *GetIRContext()->get_def_use_mgr()->GetDef(target_id1))) {
return;
}
if (!fuzzerutil::CanMakeSynonymOf(
GetIRContext(), *GetTransformationContext(),
- GetIRContext()->get_def_use_mgr()->GetDef(target_id2))) {
+ *GetIRContext()->get_def_use_mgr()->GetDef(target_id2))) {
return;
}
diff --git a/source/fuzz/fuzzer_util.cpp b/source/fuzz/fuzzer_util.cpp
index eaba94e..3ab24ad 100644
--- a/source/fuzz/fuzzer_util.cpp
+++ b/source/fuzz/fuzzer_util.cpp
@@ -305,34 +305,34 @@
bool CanMakeSynonymOf(opt::IRContext* ir_context,
const TransformationContext& transformation_context,
- const opt::Instruction* inst) {
- if (inst->opcode() == SpvOpSampledImage) {
+ const opt::Instruction& inst) {
+ if (inst.opcode() == SpvOpSampledImage) {
// The SPIR-V data rules say that only very specific instructions may
// may consume the result id of an OpSampledImage, and this excludes the
// instructions that are used for making synonyms.
return false;
}
- if (!inst->HasResultId()) {
+ if (!inst.HasResultId()) {
// We can only make a synonym of an instruction that generates an id.
return false;
}
if (transformation_context.GetFactManager()->IdIsIrrelevant(
- inst->result_id())) {
+ inst.result_id())) {
// An irrelevant id can't be a synonym of anything.
return false;
}
- if (!inst->type_id()) {
+ if (!inst.type_id()) {
// We can only make a synonym of an instruction that has a type.
return false;
}
- auto type_inst = ir_context->get_def_use_mgr()->GetDef(inst->type_id());
+ auto type_inst = ir_context->get_def_use_mgr()->GetDef(inst.type_id());
if (type_inst->opcode() == SpvOpTypeVoid) {
// We only make synonyms of instructions that define objects, and an object
// cannot have void type.
return false;
}
if (type_inst->opcode() == SpvOpTypePointer) {
- switch (inst->opcode()) {
+ switch (inst.opcode()) {
case SpvOpConstantNull:
case SpvOpUndef:
// We disallow making synonyms of null or undefined pointers. This is
@@ -348,7 +348,7 @@
// not decorated analogously, using the original object vs. its synonymous
// form may not be equivalent.
return ir_context->get_decoration_mgr()
- ->GetDecorationsFor(inst->result_id(), true)
+ ->GetDecorationsFor(inst.result_id(), true)
.empty();
}
diff --git a/source/fuzz/fuzzer_util.h b/source/fuzz/fuzzer_util.h
index 40b51d5..a6c92be 100644
--- a/source/fuzz/fuzzer_util.h
+++ b/source/fuzz/fuzzer_util.h
@@ -118,7 +118,7 @@
// does not participate in IdIsIrrelevant fact.
bool CanMakeSynonymOf(opt::IRContext* ir_context,
const TransformationContext& transformation_context,
- const opt::Instruction* inst);
+ const opt::Instruction& inst);
// Determines whether the given type is a composite; that is: an array, matrix,
// struct or vector.
diff --git a/source/fuzz/transformation_add_synonym.cpp b/source/fuzz/transformation_add_synonym.cpp
index a1949fb..69269e5 100644
--- a/source/fuzz/transformation_add_synonym.cpp
+++ b/source/fuzz/transformation_add_synonym.cpp
@@ -151,7 +151,8 @@
return false;
}
- if (!fuzzerutil::CanMakeSynonymOf(ir_context, transformation_context, inst)) {
+ if (!fuzzerutil::CanMakeSynonymOf(ir_context, transformation_context,
+ *inst)) {
return false;
}
diff --git a/source/fuzz/transformation_composite_construct.cpp b/source/fuzz/transformation_composite_construct.cpp
index 0cd2308..2d8e599 100644
--- a/source/fuzz/transformation_composite_construct.cpp
+++ b/source/fuzz/transformation_composite_construct.cpp
@@ -297,7 +297,7 @@
composite_type->AsVector() && component_type->AsVector();
if (!fuzzerutil::CanMakeSynonymOf(
ir_context, *transformation_context,
- ir_context->get_def_use_mgr()->GetDef(component))) {
+ *ir_context->get_def_use_mgr()->GetDef(component))) {
// We can't make a synonym of this component, so we skip on to the next
// component. In the case where we're packing a vector into a vector we
// have to skip as many components of the resulting vectors as there are
diff --git a/source/fuzz/transformation_composite_extract.cpp b/source/fuzz/transformation_composite_extract.cpp
index 647cd74..0fbd4e1 100644
--- a/source/fuzz/transformation_composite_extract.cpp
+++ b/source/fuzz/transformation_composite_extract.cpp
@@ -125,7 +125,7 @@
// or if the result id into which we are extracting is irrelevant.
if (!fuzzerutil::CanMakeSynonymOf(
ir_context, *transformation_context,
- ir_context->get_def_use_mgr()->GetDef(message_.composite_id())) ||
+ *ir_context->get_def_use_mgr()->GetDef(message_.composite_id())) ||
transformation_context->GetFactManager()->IdIsIrrelevant(
message_.fresh_id())) {
return;
diff --git a/source/fuzz/transformation_composite_insert.cpp b/source/fuzz/transformation_composite_insert.cpp
index 05162bf..60fa562 100644
--- a/source/fuzz/transformation_composite_insert.cpp
+++ b/source/fuzz/transformation_composite_insert.cpp
@@ -219,9 +219,9 @@
continue;
}
current_index.push_back(i);
- if (fuzzerutil::CanMakeSynonymOf(
- ir_context, *transformation_context,
- ir_context->get_def_use_mgr()->GetDef(message_.composite_id()))) {
+ if (fuzzerutil::CanMakeSynonymOf(ir_context, *transformation_context,
+ *ir_context->get_def_use_mgr()->GetDef(
+ message_.composite_id()))) {
transformation_context->GetFactManager()->AddFactDataSynonym(
MakeDataDescriptor(message_.fresh_id(), current_index),
MakeDataDescriptor(message_.composite_id(), current_index));
@@ -235,7 +235,7 @@
// synonymous with the result of the insert instruction at the given index.
if (fuzzerutil::CanMakeSynonymOf(
ir_context, *transformation_context,
- ir_context->get_def_use_mgr()->GetDef(message_.object_id()))) {
+ *ir_context->get_def_use_mgr()->GetDef(message_.object_id()))) {
transformation_context->GetFactManager()->AddFactDataSynonym(
MakeDataDescriptor(message_.object_id(), {}),
MakeDataDescriptor(message_.fresh_id(), index));
diff --git a/source/fuzz/transformation_expand_vector_reduction.cpp b/source/fuzz/transformation_expand_vector_reduction.cpp
index 9938706..bafcf92 100644
--- a/source/fuzz/transformation_expand_vector_reduction.cpp
+++ b/source/fuzz/transformation_expand_vector_reduction.cpp
@@ -129,7 +129,7 @@
// If it's possible to make a synonym of |instruction|, then add the fact that
// the last |logical_instruction| is a synonym of |instruction|.
if (fuzzerutil::CanMakeSynonymOf(ir_context, *transformation_context,
- instruction)) {
+ *instruction)) {
transformation_context->GetFactManager()->AddFactDataSynonym(
MakeDataDescriptor(logical_instruction.result_id(), {}),
MakeDataDescriptor(instruction->result_id(), {}));
diff --git a/source/fuzz/transformation_push_id_through_variable.cpp b/source/fuzz/transformation_push_id_through_variable.cpp
index ff52516..55a57a1 100644
--- a/source/fuzz/transformation_push_id_through_variable.cpp
+++ b/source/fuzz/transformation_push_id_through_variable.cpp
@@ -155,7 +155,7 @@
// We should be able to create a synonym of |value_id| if it's not irrelevant.
if (fuzzerutil::CanMakeSynonymOf(ir_context, *transformation_context,
- value_instruction) &&
+ *value_instruction) &&
!transformation_context->GetFactManager()->IdIsIrrelevant(
message_.value_synonym_id())) {
// Adds the fact that |message_.value_synonym_id|
diff --git a/source/fuzz/transformation_vector_shuffle.cpp b/source/fuzz/transformation_vector_shuffle.cpp
index ac0e3cc..742a2c8 100644
--- a/source/fuzz/transformation_vector_shuffle.cpp
+++ b/source/fuzz/transformation_vector_shuffle.cpp
@@ -204,7 +204,7 @@
// Check that the first vector can participate in data synonym facts.
if (!fuzzerutil::CanMakeSynonymOf(
ir_context, *transformation_context,
- ir_context->get_def_use_mgr()->GetDef(message_.vector1()))) {
+ *ir_context->get_def_use_mgr()->GetDef(message_.vector1()))) {
continue;
}
descriptor_for_source_component =
@@ -213,7 +213,7 @@
// Check that the second vector can participate in data synonym facts.
if (!fuzzerutil::CanMakeSynonymOf(
ir_context, *transformation_context,
- ir_context->get_def_use_mgr()->GetDef(message_.vector2()))) {
+ *ir_context->get_def_use_mgr()->GetDef(message_.vector2()))) {
continue;
}
auto index_into_vector_2 =
diff --git a/source/fuzz/transformation_wrap_vector_synonym.cpp b/source/fuzz/transformation_wrap_vector_synonym.cpp
index 4402589..d0eddd4 100644
--- a/source/fuzz/transformation_wrap_vector_synonym.cpp
+++ b/source/fuzz/transformation_wrap_vector_synonym.cpp
@@ -58,7 +58,7 @@
// It must be possible to make a synonym of the result id of the scalar
// operation
if (!fuzzerutil::CanMakeSynonymOf(ir_context, transformation_context,
- instruction)) {
+ *instruction)) {
return false;
}