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Move into an anonymous namespace and closer to where it's used.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@190547 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bill Wendling 2013-09-11 20:38:09 +00:00
parent 995de6cddf
commit 3373f3bb3f
1 changed files with 27 additions and 26 deletions
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53
lib/Target/X86/MCTargetDesc/X86AsmBackend.cpp
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@ -27,32 +27,6 @@
#include "llvm/Support/raw_ostream.h"
using namespace llvm;
namespace CU {
/// Compact unwind encoding values.
enum CompactUnwindEncodings {
/// [RE]BP based frame where [RE]BP is pused on the stack immediately after
/// the return address, then [RE]SP is moved to [RE]BP.
UNWIND_MODE_BP_FRAME = 0x01000000,
/// A frameless function with a small constant stack size.
UNWIND_MODE_STACK_IMMD = 0x02000000,
/// A frameless function with a large constant stack size.
UNWIND_MODE_STACK_IND = 0x03000000,
/// No compact unwind encoding is available.
UNWIND_MODE_DWARF = 0x04000000,
/// Mask for encoding the frame registers.
UNWIND_BP_FRAME_REGISTERS = 0x00007FFF,
/// Mask for encoding the frameless registers.
UNWIND_FRAMELESS_STACK_REG_PERMUTATION = 0x000003FF
};
} // end CU namespace
// Option to allow disabling arithmetic relaxation to workaround PR9807, which
// is useful when running bitwise comparison experiments on Darwin. We should be
// able to remove this once PR9807 is resolved.
@ -360,6 +334,7 @@ bool X86AsmBackend::writeNopData(uint64_t Count, MCObjectWriter *OW) const {
/* *** */
namespace {
class ELFX86AsmBackend : public X86AsmBackend {
public:
uint8_t OSABI;
@ -408,6 +383,32 @@ public:
}
};
namespace CU {
/// Compact unwind encoding values.
enum CompactUnwindEncodings {
/// [RE]BP based frame where [RE]BP is pused on the stack immediately after
/// the return address, then [RE]SP is moved to [RE]BP.
UNWIND_MODE_BP_FRAME = 0x01000000,
/// A frameless function with a small constant stack size.
UNWIND_MODE_STACK_IMMD = 0x02000000,
/// A frameless function with a large constant stack size.
UNWIND_MODE_STACK_IND = 0x03000000,
/// No compact unwind encoding is available.
UNWIND_MODE_DWARF = 0x04000000,
/// Mask for encoding the frame registers.
UNWIND_BP_FRAME_REGISTERS = 0x00007FFF,
/// Mask for encoding the frameless registers.
UNWIND_FRAMELESS_STACK_REG_PERMUTATION = 0x000003FF
};
} // end CU namespace
class DarwinX86AsmBackend : public X86AsmBackend {
const MCRegisterInfo &MRI;