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228c3405e1
Use this feature to fix a bug on ARM where 4 byte alignment is incorrectly assumed. Differential Revision: https://reviews.llvm.org/D57335 llvm-svn: 355685
48 lines
1.7 KiB
C++
48 lines
1.7 KiB
C++
//===- ConstantRangeTest.cpp - ConstantRange tests ------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/IR/DataLayout.h"
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#include "gtest/gtest.h"
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using namespace llvm;
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namespace {
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TEST(DataLayoutTest, FunctionPtrAlign) {
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EXPECT_EQ(0U, DataLayout("").getFunctionPtrAlign());
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EXPECT_EQ(1U, DataLayout("Fi8").getFunctionPtrAlign());
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EXPECT_EQ(2U, DataLayout("Fi16").getFunctionPtrAlign());
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EXPECT_EQ(4U, DataLayout("Fi32").getFunctionPtrAlign());
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EXPECT_EQ(8U, DataLayout("Fi64").getFunctionPtrAlign());
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EXPECT_EQ(1U, DataLayout("Fn8").getFunctionPtrAlign());
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EXPECT_EQ(2U, DataLayout("Fn16").getFunctionPtrAlign());
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EXPECT_EQ(4U, DataLayout("Fn32").getFunctionPtrAlign());
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EXPECT_EQ(8U, DataLayout("Fn64").getFunctionPtrAlign());
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EXPECT_EQ(DataLayout::FunctionPtrAlignType::Independent, \
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DataLayout("").getFunctionPtrAlignType());
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EXPECT_EQ(DataLayout::FunctionPtrAlignType::Independent, \
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DataLayout("Fi8").getFunctionPtrAlignType());
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EXPECT_EQ(DataLayout::FunctionPtrAlignType::MultipleOfFunctionAlign, \
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DataLayout("Fn8").getFunctionPtrAlignType());
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EXPECT_EQ(DataLayout("Fi8"), DataLayout("Fi8"));
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EXPECT_NE(DataLayout("Fi8"), DataLayout("Fi16"));
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EXPECT_NE(DataLayout("Fi8"), DataLayout("Fn8"));
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DataLayout a(""), b("Fi8"), c("Fn8");
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EXPECT_NE(a, b);
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EXPECT_NE(a, c);
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EXPECT_NE(b, c);
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a = b;
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EXPECT_EQ(a, b);
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a = c;
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EXPECT_EQ(a, c);
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}
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} // anonymous namespace
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