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make PIC vs DynamicNoPIC be explicit in PICStyles.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@75275 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2009-07-10 20:58:47 +00:00
parent 84853a17a3
commit 8097b65c43
3 changed files with 21 additions and 21 deletions
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12
lib/Target/X86/X86Subtarget.cpp
View File

@ -34,18 +34,6 @@ AsmWriterFlavor("x86-asm-syntax", cl::init(X86Subtarget::Unset),
clEnumValN(X86Subtarget::Intel, "intel", "Emit Intel-style assembly"),
clEnumValEnd));
bool X86Subtarget::isPICStyleStubPIC(const TargetMachine &TM) const {
return PICStyle == PICStyles::Stub &&
TM.getRelocationModel() == Reloc::PIC_;
}
bool X86Subtarget::isPICStyleStubNoDynamic(const TargetMachine &TM) const {
return PICStyle == PICStyles::Stub &&
TM.getRelocationModel() == Reloc::DynamicNoPIC;
}
/// ClassifyGlobalReference - Classify a global variable reference for the
/// current subtarget according to how we should reference it in a non-pcrel
/// context.

22
lib/Target/X86/X86Subtarget.h
View File

@ -26,10 +26,11 @@ class TargetMachine;
///
namespace PICStyles {
enum Style {
Stub, // Used on i386-darwin
GOT, // Used on many 32-bit unices.
RIPRel, // Used on X86-64 when not in -static mode.
None // Set when in -static mode (not PIC or DynamicNoPIC mode).
StubPIC, // Used on i386-darwin in -fPIC mode.
StubDynamicNoPIC, // Used on i386-darwin in -mdynamic-no-pic mode.
GOT, // Used on many 32-bit unices in -fPIC mode.
RIPRel, // Used on X86-64 when not in -static mode.
None // Set when in -static mode (not PIC or DynamicNoPIC mode).
};
}
@ -186,9 +187,16 @@ public:
bool isPICStyleGOT() const { return PICStyle == PICStyles::GOT; }
bool isPICStyleRIPRel() const { return PICStyle == PICStyles::RIPRel; }
bool isPICStyleStubPIC(const TargetMachine &TM) const;
bool isPICStyleStubNoDynamic(const TargetMachine &TM) const;
bool isPICStyleStubAny() const { return PICStyle == PICStyles::Stub; }
bool isPICStyleStubPIC(const TargetMachine &TM) const {
return PICStyle == PICStyles::StubPIC;
}
bool isPICStyleStubNoDynamic(const TargetMachine &TM) const {
return PICStyle == PICStyles::StubDynamicNoPIC;
}
bool isPICStyleStubAny() const {
return PICStyle == PICStyles::StubDynamicNoPIC ||
PICStyle == PICStyles::StubPIC; }
/// getDarwinVers - Return the darwin version number, 8 = Tiger, 9 = Leopard,
/// 10 = Snow Leopard, etc.

8
lib/Target/X86/X86TargetMachine.cpp
View File

@ -183,8 +183,12 @@ X86TargetMachine::X86TargetMachine(const Module &M, const std::string &FS,
} else if (Subtarget.isTargetDarwin()) {
if (Subtarget.is64Bit())
Subtarget.setPICStyle(PICStyles::RIPRel);
else
Subtarget.setPICStyle(PICStyles::Stub);
else if (getRelocationModel() == Reloc::PIC_)
Subtarget.setPICStyle(PICStyles::StubPIC);
else {
assert(getRelocationModel() == Reloc::DynamicNoPIC);
Subtarget.setPICStyle(PICStyles::StubDynamicNoPIC);
}
} else if (Subtarget.isTargetELF()) {
if (Subtarget.is64Bit())
Subtarget.setPICStyle(PICStyles::RIPRel);