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Add SPAdj parameter to account for call frame setup SP adjustment.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36623 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng 2007-05-01 08:58:27 +00:00
parent 498f55989a
commit 18b111bffe
1 changed files with 4 additions and 3 deletions
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7
include/llvm/Target/MRegisterInfo.h
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@ -512,11 +512,12 @@ public:
/// referenced by the iterator contains an MO_FrameIndex operand which must be
/// eliminated by this method. This method may modify or replace the
/// specified instruction, as long as it keeps the iterator pointing the the
/// finished product. The return value is the number of instructions
/// added to (negative if removed from) the basic block.
/// finished product. SPAdj is the SP adjustment due to call frame setup
/// instruction. The return value is the number of instructions added to
/// (negative if removed from) the basic block.
///
virtual void eliminateFrameIndex(MachineBasicBlock::iterator MI,
RegScavenger *RS = NULL) const = 0;
int SPAdj, RegScavenger *RS=NULL) const = 0;
/// emitProlog/emitEpilog - These methods insert prolog and epilog code into
/// the function. The return value is the number of instructions