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Introduce MCCodeGenInfo, which keeps information that can affect codegen

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(including compilation, assembly). Move relocation model Reloc::Model from
TargetMachine to MCCodeGenInfo so it's accessible even without TargetMachine.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135468 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng
2011-07-19 06:37:02 +00:00
parent 939ece1b5c
commit 439661395f
74 changed files with 641 additions and 314 deletions
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19
tools/llvm-mc/llvm-mc.cpp
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@ -111,6 +111,21 @@ MCPU("mcpu",
cl::value_desc("cpu-name"),
cl::init(""));
static cl::opt<Reloc::Model>
RelocModel("relocation-model",
cl::desc("Choose relocation model"),
cl::init(Reloc::Default),
cl::values(
clEnumValN(Reloc::Default, "default",
"Target default relocation model"),
clEnumValN(Reloc::Static, "static",
"Non-relocatable code"),
clEnumValN(Reloc::PIC_, "pic",
"Fully relocatable, position independent code"),
clEnumValN(Reloc::DynamicNoPIC, "dynamic-no-pic",
"Relocatable external references, non-relocatable code"),
clEnumValEnd));
static cl::opt<bool>
NoInitialTextSection("n", cl::desc("Don't assume assembly file starts "
"in the text section"));
@ -321,7 +336,8 @@ static int AssembleInput(const char *ProgName) {
// the .cpu and .code16 directives).
OwningPtr<TargetMachine> TM(TheTarget->createTargetMachine(TripleName,
MCPU,
FeaturesStr));
FeaturesStr,
RelocModel));
if (!TM) {
errs() << ProgName << ": error: could not create target for triple '"
@ -440,6 +456,7 @@ int main(int argc, char **argv) {
// FIXME: We shouldn't need to initialize the Target(Machine)s.
llvm::InitializeAllTargets();
llvm::InitializeAllMCAsmInfos();
llvm::InitializeAllMCCodeGenInfos();
llvm::InitializeAllMCInstrInfos();
llvm::InitializeAllMCRegisterInfos();
llvm::InitializeAllMCSubtargetInfos();