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rustllvm: Remove conditional code for LLVM < 3.9

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We bumped the minimum LLVM to 3.9 in #45326.  This just cleans up the
conditional code in the rustllvm C++ wrappers to assume at least 3.9.
This commit is contained in:
Josh Stone 2017-11-30 17:28:28 -08:00
parent bb42071f63
commit 51342f1fd7
4 changed files with 1 additions and 148 deletions
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21
src/rustllvm/PassWrapper.cpp
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@ -58,9 +58,6 @@ extern "C" void LLVMInitializePasses() {
initializeVectorization(Registry);
initializeIPO(Registry);
initializeAnalysis(Registry);
#if LLVM_VERSION_EQ(3, 7)
initializeIPA(Registry);
#endif
initializeTransformUtils(Registry);
initializeInstCombine(Registry);
initializeInstrumentation(Registry);
@ -272,18 +269,10 @@ enum class LLVMRustRelocMode {
ROPIRWPI,
};
#if LLVM_VERSION_LE(3, 8)
static Reloc::Model fromRust(LLVMRustRelocMode RustReloc) {
#else
static Optional<Reloc::Model> fromRust(LLVMRustRelocMode RustReloc) {
#endif
switch (RustReloc) {
case LLVMRustRelocMode::Default:
#if LLVM_VERSION_LE(3, 8)
return Reloc::Default;
#else
return None;
#endif
case LLVMRustRelocMode::Static:
return Reloc::Static;
case LLVMRustRelocMode::PIC:
@ -389,9 +378,6 @@ extern "C" LLVMTargetMachineRef LLVMRustCreateTargetMachine(
}
TargetOptions Options;
#if LLVM_VERSION_LE(3, 8)
Options.PositionIndependentExecutable = PositionIndependentExecutable;
#endif
Options.FloatABIType = FloatABI::Default;
if (UseSoftFloat) {
@ -719,10 +705,6 @@ extern "C" void LLVMRustRunRestrictionPass(LLVMModuleRef M, char **Symbols,
size_t Len) {
llvm::legacy::PassManager passes;
#if LLVM_VERSION_LE(3, 8)
ArrayRef<const char *> Ref(Symbols, Len);
passes.add(llvm::createInternalizePass(Ref));
#else
auto PreserveFunctions = [=](const GlobalValue &GV) {
for (size_t I = 0; I < Len; I++) {
if (GV.getName() == Symbols[I]) {
@ -733,7 +715,6 @@ extern "C" void LLVMRustRunRestrictionPass(LLVMModuleRef M, char **Symbols,
};
passes.add(llvm::createInternalizePass(PreserveFunctions));
#endif
passes.run(*unwrap(M));
}
@ -769,9 +750,7 @@ extern "C" LLVMTargetDataRef LLVMRustGetModuleDataLayout(LLVMModuleRef M) {
}
extern "C" void LLVMRustSetModulePIELevel(LLVMModuleRef M) {
#if LLVM_VERSION_GE(3, 9)
unwrap(M)->setPIELevel(PIELevel::Level::Large);
#endif
}
extern "C" bool