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author | Evan Cheng <evan.cheng@apple.com> | 2007-08-30 05:52:20 +0000 |
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committer | Evan Cheng <evan.cheng@apple.com> | 2007-08-30 05:52:20 +0000 |
commit | 35b35c5c320a71e4611fe2101452da685f8eeda0 (patch) | |
tree | c2c368975d01bcc5e02f19a769cc59ec5286d914 /include/llvm/Target/MRegisterInfo.h | |
parent | 42a0f9a4fb74bf11fdc36a73772b7c9b744cc867 (diff) | |
download | external_llvm-35b35c5c320a71e4611fe2101452da685f8eeda0.zip external_llvm-35b35c5c320a71e4611fe2101452da685f8eeda0.tar.gz external_llvm-35b35c5c320a71e4611fe2101452da685f8eeda0.tar.bz2 |
Add a variant of foldMemoryOperand to fold any load / store, not just load / store from / to stack slots.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41597 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include/llvm/Target/MRegisterInfo.h')
-rw-r--r-- | include/llvm/Target/MRegisterInfo.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/llvm/Target/MRegisterInfo.h b/include/llvm/Target/MRegisterInfo.h index d88bcf0..a4846d8 100644 --- a/include/llvm/Target/MRegisterInfo.h +++ b/include/llvm/Target/MRegisterInfo.h @@ -521,6 +521,15 @@ public: return 0; } + /// foldMemoryOperand - Same as the previous version except it allows folding + /// of any load and store from / to any address, not just from a specific + /// stack slot. + virtual MachineInstr* foldMemoryOperand(MachineInstr* MI, + unsigned OpNum, + MachineInstr* LoadMI) const { + return 0; + } + /// targetHandlesStackFrameRounding - Returns true if the target is responsible /// for rounding up the stack frame (probably at emitPrologue time). virtual bool targetHandlesStackFrameRounding() const { |