Changes in directory llvm/include/llvm/Target:
MRegisterInfo.h updated: 1.79 -> 1.80
---
Log message:
update comment
---
Diffs of the changes: (+2 -8)
MRegisterInfo.h | 10 ++--------
1 files changed, 2 insertions(+), 8 deletions(-)
Index: llvm/include/llvm/Target/MRegisterInfo.h
diff -u llvm/include/llvm/Target/MRegisterInfo.h:1.79
llvm/include/llvm/Target/MRegisterInfo.h:1.80
--- llvm/include/llvm/Target/MRegisterInfo.h:1.79 Fri Jul 21 15:57:35 2006
+++ llvm/include/llvm/Target/MRegisterInfo.h Thu Aug 3 13:57:28 2006
@@ -208,20 +208,14 @@
public:
enum { // Define some target independent constants
- /// NoRegister - This 'hard' register is a 'noop' register for all
backends.
- /// This is used as the destination register for instructions that do not
- /// produce a value. Some frontends may use this as an operand register to
- /// mean special things, for example, the Sparc backend uses R0 to mean %g0
- /// which always PRODUCES the value 0. The X86 backend does not use this
- /// value as an operand register, except for memory references.
- ///
+ /// NoRegister - This physical register is not a real target register. It
+ /// is useful as a sentinal.
NoRegister = 0,
/// FirstVirtualRegister - This is the first register number that is
/// considered to be a 'virtual' register, which is part of the SSA
/// namespace. This must be the same for all targets, which means that
each
/// target is limited to 1024 registers.
- ///
FirstVirtualRegister = 1024
};
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