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-rw-r--r--gnu/llvm/unittests/IR/AttributesTest.cpp170
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diff --git a/gnu/llvm/unittests/IR/AttributesTest.cpp b/gnu/llvm/unittests/IR/AttributesTest.cpp
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--- a/gnu/llvm/unittests/IR/AttributesTest.cpp
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-//===- llvm/unittest/IR/AttributesTest.cpp - Attributes unit tests --------===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-
-#include "llvm/IR/Attributes.h"
-#include "llvm/IR/LLVMContext.h"
-#include "gtest/gtest.h"
-using namespace llvm;
-
-namespace {
-
-TEST(Attributes, Uniquing) {
- LLVMContext C;
-
- Attribute AttrA = Attribute::get(C, Attribute::AlwaysInline);
- Attribute AttrB = Attribute::get(C, Attribute::AlwaysInline);
- EXPECT_EQ(AttrA, AttrB);
-
- AttributeList ASs[] = {AttributeList::get(C, 1, Attribute::ZExt),
- AttributeList::get(C, 2, Attribute::SExt)};
-
- AttributeList SetA = AttributeList::get(C, ASs);
- AttributeList SetB = AttributeList::get(C, ASs);
- EXPECT_EQ(SetA, SetB);
-}
-
-TEST(Attributes, Ordering) {
- LLVMContext C;
-
- Attribute Align4 = Attribute::get(C, Attribute::Alignment, 4);
- Attribute Align5 = Attribute::get(C, Attribute::Alignment, 5);
- Attribute Deref4 = Attribute::get(C, Attribute::Dereferenceable, 4);
- Attribute Deref5 = Attribute::get(C, Attribute::Dereferenceable, 5);
- EXPECT_TRUE(Align4 < Align5);
- EXPECT_TRUE(Align4 < Deref4);
- EXPECT_TRUE(Align4 < Deref5);
- EXPECT_TRUE(Align5 < Deref4);
-
- AttributeList ASs[] = {AttributeList::get(C, 2, Attribute::ZExt),
- AttributeList::get(C, 1, Attribute::SExt)};
-
- AttributeList SetA = AttributeList::get(C, ASs);
- AttributeList SetB = SetA.removeAttributes(C, 1, ASs[1].getAttributes(1));
- EXPECT_NE(SetA, SetB);
-}
-
-TEST(Attributes, AddAttributes) {
- LLVMContext C;
- AttributeList AL;
- AttrBuilder B;
- B.addAttribute(Attribute::NoReturn);
- AL = AL.addAttributes(C, AttributeList::FunctionIndex, AttributeSet::get(C, B));
- EXPECT_TRUE(AL.hasFnAttribute(Attribute::NoReturn));
- B.clear();
- B.addAttribute(Attribute::SExt);
- AL = AL.addAttributes(C, AttributeList::ReturnIndex, B);
- EXPECT_TRUE(AL.hasAttribute(AttributeList::ReturnIndex, Attribute::SExt));
- EXPECT_TRUE(AL.hasFnAttribute(Attribute::NoReturn));
-}
-
-TEST(Attributes, RemoveAlign) {
- LLVMContext C;
-
- Attribute AlignAttr = Attribute::getWithAlignment(C, 8);
- Attribute StackAlignAttr = Attribute::getWithStackAlignment(C, 32);
- AttrBuilder B_align_readonly;
- B_align_readonly.addAttribute(AlignAttr);
- B_align_readonly.addAttribute(Attribute::ReadOnly);
- AttrBuilder B_align;
- B_align.addAttribute(AlignAttr);
- AttrBuilder B_stackalign_optnone;
- B_stackalign_optnone.addAttribute(StackAlignAttr);
- B_stackalign_optnone.addAttribute(Attribute::OptimizeNone);
- AttrBuilder B_stackalign;
- B_stackalign.addAttribute(StackAlignAttr);
-
- AttributeSet AS = AttributeSet::get(C, B_align_readonly);
- EXPECT_TRUE(AS.getAlignment() == 8);
- EXPECT_TRUE(AS.hasAttribute(Attribute::ReadOnly));
- AS = AS.removeAttribute(C, Attribute::Alignment);
- EXPECT_FALSE(AS.hasAttribute(Attribute::Alignment));
- EXPECT_TRUE(AS.hasAttribute(Attribute::ReadOnly));
- AS = AttributeSet::get(C, B_align_readonly);
- AS = AS.removeAttributes(C, B_align);
- EXPECT_TRUE(AS.getAlignment() == 0);
- EXPECT_TRUE(AS.hasAttribute(Attribute::ReadOnly));
-
- AttributeList AL;
- AL = AL.addParamAttributes(C, 0, B_align_readonly);
- AL = AL.addAttributes(C, 0, B_stackalign_optnone);
- EXPECT_TRUE(AL.hasAttributes(0));
- EXPECT_TRUE(AL.hasAttribute(0, Attribute::StackAlignment));
- EXPECT_TRUE(AL.hasAttribute(0, Attribute::OptimizeNone));
- EXPECT_TRUE(AL.getStackAlignment(0) == 32);
- EXPECT_TRUE(AL.hasParamAttrs(0));
- EXPECT_TRUE(AL.hasParamAttr(0, Attribute::Alignment));
- EXPECT_TRUE(AL.hasParamAttr(0, Attribute::ReadOnly));
- EXPECT_TRUE(AL.getParamAlignment(0) == 8);
-
- AL = AL.removeParamAttribute(C, 0, Attribute::Alignment);
- EXPECT_FALSE(AL.hasParamAttr(0, Attribute::Alignment));
- EXPECT_TRUE(AL.hasParamAttr(0, Attribute::ReadOnly));
- EXPECT_TRUE(AL.hasAttribute(0, Attribute::StackAlignment));
- EXPECT_TRUE(AL.hasAttribute(0, Attribute::OptimizeNone));
- EXPECT_TRUE(AL.getStackAlignment(0) == 32);
-
- AL = AL.removeAttribute(C, 0, Attribute::StackAlignment);
- EXPECT_FALSE(AL.hasParamAttr(0, Attribute::Alignment));
- EXPECT_TRUE(AL.hasParamAttr(0, Attribute::ReadOnly));
- EXPECT_FALSE(AL.hasAttribute(0, Attribute::StackAlignment));
- EXPECT_TRUE(AL.hasAttribute(0, Attribute::OptimizeNone));
-
- AttributeList AL2;
- AL2 = AL2.addParamAttributes(C, 0, B_align_readonly);
- AL2 = AL2.addAttributes(C, 0, B_stackalign_optnone);
-
- AL2 = AL2.removeParamAttributes(C, 0, B_align);
- EXPECT_FALSE(AL2.hasParamAttr(0, Attribute::Alignment));
- EXPECT_TRUE(AL2.hasParamAttr(0, Attribute::ReadOnly));
- EXPECT_TRUE(AL2.hasAttribute(0, Attribute::StackAlignment));
- EXPECT_TRUE(AL2.hasAttribute(0, Attribute::OptimizeNone));
- EXPECT_TRUE(AL2.getStackAlignment(0) == 32);
-
- AL2 = AL2.removeAttributes(C, 0, B_stackalign);
- EXPECT_FALSE(AL2.hasParamAttr(0, Attribute::Alignment));
- EXPECT_TRUE(AL2.hasParamAttr(0, Attribute::ReadOnly));
- EXPECT_FALSE(AL2.hasAttribute(0, Attribute::StackAlignment));
- EXPECT_TRUE(AL2.hasAttribute(0, Attribute::OptimizeNone));
-}
-
-TEST(Attributes, AddMatchingAlignAttr) {
- LLVMContext C;
- AttributeList AL;
- AL = AL.addAttribute(C, AttributeList::FirstArgIndex,
- Attribute::getWithAlignment(C, 8));
- AL = AL.addAttribute(C, AttributeList::FirstArgIndex + 1,
- Attribute::getWithAlignment(C, 32));
- EXPECT_EQ(8U, AL.getParamAlignment(0));
- EXPECT_EQ(32U, AL.getParamAlignment(1));
-
- AttrBuilder B;
- B.addAttribute(Attribute::NonNull);
- B.addAlignmentAttr(8);
- AL = AL.addAttributes(C, AttributeList::FirstArgIndex, B);
- EXPECT_EQ(8U, AL.getParamAlignment(0));
- EXPECT_EQ(32U, AL.getParamAlignment(1));
- EXPECT_TRUE(AL.hasParamAttribute(0, Attribute::NonNull));
-}
-
-TEST(Attributes, EmptyGet) {
- LLVMContext C;
- AttributeList EmptyLists[] = {AttributeList(), AttributeList()};
- AttributeList AL = AttributeList::get(C, EmptyLists);
- EXPECT_TRUE(AL.isEmpty());
-}
-
-TEST(Attributes, OverflowGet) {
- LLVMContext C;
- std::pair<unsigned, Attribute> Attrs[] = { { AttributeList::ReturnIndex, Attribute::get(C, Attribute::SExt) },
- { AttributeList::FunctionIndex, Attribute::get(C, Attribute::ReadOnly) } };
- AttributeList AL = AttributeList::get(C, Attrs);
- EXPECT_EQ(2U, AL.getNumAttrSets());
-}
-
-} // end anonymous namespace