1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213
|
//===--------------- OrcCAPITest.cpp - Unit tests Orc C API ---------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "OrcTestCommon.h"
#include "llvm/ExecutionEngine/Orc/CompileUtils.h"
#include "llvm-c/Core.h"
#include "llvm-c/OrcBindings.h"
#include "llvm-c/Target.h"
#include "llvm-c/TargetMachine.h"
#include "gtest/gtest.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
namespace llvm {
DEFINE_SIMPLE_CONVERSION_FUNCTIONS(TargetMachine, LLVMTargetMachineRef)
class OrcCAPIExecutionTest : public testing::Test, public OrcExecutionTest {
protected:
std::unique_ptr<Module> createTestModule(const Triple &TT) {
ModuleBuilder MB(Context, TT.str(), "");
Function *TestFunc = MB.createFunctionDecl<int()>("testFunc");
Function *Main = MB.createFunctionDecl<int(int, char*[])>("main");
Main->getBasicBlockList().push_back(BasicBlock::Create(Context));
IRBuilder<> B(&Main->back());
Value* Result = B.CreateCall(TestFunc);
B.CreateRet(Result);
return MB.takeModule();
}
std::unique_ptr<MemoryBuffer> createTestObject() {
orc::SimpleCompiler IRCompiler(*TM);
auto M = createTestModule(TM->getTargetTriple());
M->setDataLayout(TM->createDataLayout());
return IRCompiler(*M);
}
typedef int (*MainFnTy)();
static int myTestFuncImpl() {
return 42;
}
static char *testFuncName;
static uint64_t myResolver(const char *Name, void *Ctx) {
if (!strncmp(Name, testFuncName, 8))
return (uint64_t)&myTestFuncImpl;
return 0;
}
struct CompileContext {
CompileContext() : Compiled(false) { }
OrcCAPIExecutionTest* APIExecTest;
std::unique_ptr<Module> M;
LLVMOrcModuleHandle H;
bool Compiled;
};
static LLVMOrcTargetAddress myCompileCallback(LLVMOrcJITStackRef JITStack,
void *Ctx) {
CompileContext *CCtx = static_cast<CompileContext*>(Ctx);
auto *ET = CCtx->APIExecTest;
CCtx->M = ET->createTestModule(ET->TM->getTargetTriple());
LLVMOrcAddEagerlyCompiledIR(JITStack, &CCtx->H, wrap(CCtx->M.release()),
myResolver, nullptr);
CCtx->Compiled = true;
LLVMOrcTargetAddress MainAddr;
LLVMOrcGetSymbolAddress(JITStack, &MainAddr, "main");
LLVMOrcSetIndirectStubPointer(JITStack, "foo", MainAddr);
return MainAddr;
}
};
char *OrcCAPIExecutionTest::testFuncName = nullptr;
TEST_F(OrcCAPIExecutionTest, TestEagerIRCompilation) {
if (!SupportsJIT)
return;
LLVMOrcJITStackRef JIT =
LLVMOrcCreateInstance(wrap(TM.get()));
std::unique_ptr<Module> M = createTestModule(TM->getTargetTriple());
LLVMOrcGetMangledSymbol(JIT, &testFuncName, "testFunc");
LLVMOrcModuleHandle H;
LLVMOrcAddEagerlyCompiledIR(JIT, &H, wrap(M.release()), myResolver, nullptr);
// get symbol address searching the entire stack
{
LLVMOrcTargetAddress MainAddr;
LLVMOrcGetSymbolAddress(JIT, &MainAddr, "main");
MainFnTy MainFn = (MainFnTy)MainAddr;
int Result = MainFn();
EXPECT_EQ(Result, 42)
<< "Eagerly JIT'd code did not return expected result";
}
// and then just searching a single handle
{
LLVMOrcTargetAddress MainAddr;
LLVMOrcGetSymbolAddressIn(JIT, &MainAddr, H, "main");
MainFnTy MainFn = (MainFnTy)MainAddr;
int Result = MainFn();
EXPECT_EQ(Result, 42)
<< "Eagerly JIT'd code did not return expected result";
}
LLVMOrcRemoveModule(JIT, H);
LLVMOrcDisposeMangledSymbol(testFuncName);
LLVMOrcDisposeInstance(JIT);
}
TEST_F(OrcCAPIExecutionTest, TestLazyIRCompilation) {
if (!SupportsIndirection)
return;
LLVMOrcJITStackRef JIT =
LLVMOrcCreateInstance(wrap(TM.get()));
std::unique_ptr<Module> M = createTestModule(TM->getTargetTriple());
LLVMOrcGetMangledSymbol(JIT, &testFuncName, "testFunc");
LLVMOrcModuleHandle H;
LLVMOrcAddLazilyCompiledIR(JIT, &H, wrap(M.release()), myResolver, nullptr);
LLVMOrcTargetAddress MainAddr;
LLVMOrcGetSymbolAddress(JIT, &MainAddr, "main");
MainFnTy MainFn = (MainFnTy)MainAddr;
int Result = MainFn();
EXPECT_EQ(Result, 42)
<< "Lazily JIT'd code did not return expected result";
LLVMOrcRemoveModule(JIT, H);
LLVMOrcDisposeMangledSymbol(testFuncName);
LLVMOrcDisposeInstance(JIT);
}
TEST_F(OrcCAPIExecutionTest, TestAddObjectFile) {
if (!SupportsJIT)
return;
auto ObjBuffer = createTestObject();
LLVMOrcJITStackRef JIT =
LLVMOrcCreateInstance(wrap(TM.get()));
LLVMOrcGetMangledSymbol(JIT, &testFuncName, "testFunc");
LLVMOrcModuleHandle H;
LLVMOrcAddObjectFile(JIT, &H, wrap(ObjBuffer.release()), myResolver, nullptr);
LLVMOrcTargetAddress MainAddr;
LLVMOrcGetSymbolAddress(JIT, &MainAddr, "main");
MainFnTy MainFn = (MainFnTy)MainAddr;
int Result = MainFn();
EXPECT_EQ(Result, 42)
<< "Lazily JIT'd code did not return expected result";
LLVMOrcRemoveModule(JIT, H);
LLVMOrcDisposeMangledSymbol(testFuncName);
LLVMOrcDisposeInstance(JIT);
}
TEST_F(OrcCAPIExecutionTest, TestDirectCallbacksAPI) {
if (!SupportsIndirection)
return;
LLVMOrcJITStackRef JIT =
LLVMOrcCreateInstance(wrap(TM.get()));
LLVMOrcGetMangledSymbol(JIT, &testFuncName, "testFunc");
CompileContext C;
C.APIExecTest = this;
LLVMOrcTargetAddress CCAddr;
LLVMOrcCreateLazyCompileCallback(JIT, &CCAddr, myCompileCallback, &C);
LLVMOrcCreateIndirectStub(JIT, "foo", CCAddr);
LLVMOrcTargetAddress MainAddr;
LLVMOrcGetSymbolAddress(JIT, &MainAddr, "foo");
MainFnTy FooFn = (MainFnTy)MainAddr;
int Result = FooFn();
EXPECT_TRUE(C.Compiled)
<< "Function wasn't lazily compiled";
EXPECT_EQ(Result, 42)
<< "Direct-callback JIT'd code did not return expected result";
C.Compiled = false;
FooFn();
EXPECT_FALSE(C.Compiled)
<< "Direct-callback JIT'd code was JIT'd twice";
LLVMOrcRemoveModule(JIT, C.H);
LLVMOrcDisposeMangledSymbol(testFuncName);
LLVMOrcDisposeInstance(JIT);
}
} // namespace llvm
|