Changes in directory llvm/include/llvm/Target:
MRegisterInfo.h updated: 1.108 -> 1.109
---
Log message:
llvm bug #1350, parts 1, 2, and 3.
---
Diffs of the changes: (+5 -1)
MRegisterInfo.h | 6 +++++-
1 files changed, 5 insertions(+), 1 deletion(-)
Index: llvm/include/llvm/Target/MRegisterInfo.h
diff -u llvm/include/llvm/Target/MRegisterInfo.h:1.108
llvm/include/llvm/Target/MRegisterInfo.h:1.109
--- llvm/include/llvm/Target/MRegisterInfo.h:1.108 Mon Apr 30 19:47:46 2007
+++ llvm/include/llvm/Target/MRegisterInfo.h Tue May 1 00:57:02 2007
@@ -41,7 +41,7 @@
/// The SubRegs field is a zero terminated array of registers that are
/// sub-registers of the specific register, e.g. AL, AH are sub-registers of
AX.
/// The SuperRegs field is a zero terminated array of registers that are
-/// super-registers of the specific register, e.g. RAX, EAX, are sub-registers
+/// super-registers of the specific register, e.g. RAX, EAX, are
super-registers
/// of AX.
///
struct TargetRegisterDesc {
@@ -354,6 +354,10 @@
/// register scavenger to determine what registers are free.
virtual BitVector getReservedRegs(const MachineFunction &MF) const = 0;
+ /// getSubReg - Returns the physical register number of sub-register "Index"
+ /// for physical register RegNo.
+ virtual unsigned getSubReg(unsigned RegNo, unsigned Index) const = 0;
+
//===--------------------------------------------------------------------===//
// Register Class Information
//
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