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https://github.com/c64scene-ar/llvm-6502.git
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1b279144ec
utils/sort_includes.py. I clearly haven't done this in a while, so more changed than usual. This even uncovered a missing include from the InstrProf library that I've added. No functionality changed here, just mechanical cleanup of the include order. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@225974 91177308-0d34-0410-b5e6-96231b3b80d8
113 lines
3.5 KiB
C++
113 lines
3.5 KiB
C++
//===- llvm/unittest/IR/UseTest.cpp - Use unit tests ----------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/AsmParser/Parser.h"
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#include "llvm/IR/Function.h"
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#include "llvm/IR/Instructions.h"
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#include "llvm/IR/LLVMContext.h"
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#include "llvm/IR/Module.h"
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#include "llvm/IR/User.h"
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#include "llvm/Support/Format.h"
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#include "llvm/Support/SourceMgr.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(UseTest, sort) {
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LLVMContext C;
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const char *ModuleString = "define void @f(i32 %x) {\n"
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"entry:\n"
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" %v0 = add i32 %x, 0\n"
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" %v2 = add i32 %x, 2\n"
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" %v5 = add i32 %x, 5\n"
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" %v1 = add i32 %x, 1\n"
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" %v3 = add i32 %x, 3\n"
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" %v7 = add i32 %x, 7\n"
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" %v6 = add i32 %x, 6\n"
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" %v4 = add i32 %x, 4\n"
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" ret void\n"
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"}\n";
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SMDiagnostic Err;
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char vnbuf[8];
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std::unique_ptr<Module> M = parseAssemblyString(ModuleString, Err, C);
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Function *F = M->getFunction("f");
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ASSERT_TRUE(F);
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ASSERT_TRUE(F->arg_begin() != F->arg_end());
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Argument &X = *F->arg_begin();
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ASSERT_EQ("x", X.getName());
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X.sortUseList([](const Use &L, const Use &R) {
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return L.getUser()->getName() < R.getUser()->getName();
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});
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unsigned I = 0;
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for (User *U : X.users()) {
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snprintf(vnbuf, sizeof(vnbuf), "v%u", I++);
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EXPECT_EQ(vnbuf, U->getName());
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}
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ASSERT_EQ(8u, I);
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X.sortUseList([](const Use &L, const Use &R) {
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return L.getUser()->getName() > R.getUser()->getName();
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});
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I = 0;
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for (User *U : X.users()) {
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snprintf(vnbuf, sizeof(vnbuf), "v%u", (7 - I++));
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EXPECT_EQ(vnbuf, U->getName());
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}
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ASSERT_EQ(8u, I);
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}
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TEST(UseTest, reverse) {
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LLVMContext C;
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const char *ModuleString = "define void @f(i32 %x) {\n"
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"entry:\n"
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" %v0 = add i32 %x, 0\n"
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" %v2 = add i32 %x, 2\n"
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" %v5 = add i32 %x, 5\n"
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" %v1 = add i32 %x, 1\n"
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" %v3 = add i32 %x, 3\n"
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" %v7 = add i32 %x, 7\n"
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" %v6 = add i32 %x, 6\n"
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" %v4 = add i32 %x, 4\n"
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" ret void\n"
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"}\n";
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SMDiagnostic Err;
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char vnbuf[8];
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std::unique_ptr<Module> M = parseAssemblyString(ModuleString, Err, C);
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Function *F = M->getFunction("f");
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ASSERT_TRUE(F);
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ASSERT_TRUE(F->arg_begin() != F->arg_end());
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Argument &X = *F->arg_begin();
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ASSERT_EQ("x", X.getName());
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X.sortUseList([](const Use &L, const Use &R) {
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return L.getUser()->getName() < R.getUser()->getName();
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});
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unsigned I = 0;
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for (User *U : X.users()) {
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snprintf(vnbuf, sizeof(vnbuf), "v%u", I++);
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EXPECT_EQ(vnbuf, U->getName());
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}
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ASSERT_EQ(8u, I);
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X.reverseUseList();
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I = 0;
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for (User *U : X.users()) {
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snprintf(vnbuf, sizeof(vnbuf), "v%u", (7 - I++));
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EXPECT_EQ(vnbuf, U->getName());
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}
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ASSERT_EQ(8u, I);
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}
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} // end anonymous namespace
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