diff options
Diffstat (limited to 'lib/Target/Mips')
| -rw-r--r-- | lib/Target/Mips/MipsSEInstrInfo.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/lib/Target/Mips/MipsSEInstrInfo.h b/lib/Target/Mips/MipsSEInstrInfo.h index f4c29b1..e44ff42 100644 --- a/lib/Target/Mips/MipsSEInstrInfo.h +++ b/lib/Target/Mips/MipsSEInstrInfo.h @@ -83,9 +83,21 @@ private: void expandRetRA(MachineBasicBlock &MBB, MachineBasicBlock::iterator I, unsigned Opc) const; + + /// Expand pseudo Int-to-FP conversion instructions. + /// + /// For example, the following pseudo instruction + /// PseudoCVT_D32_W D2, A5 + /// gets expanded into these two instructions: + /// MTC1 F4, A5 + /// CVT_D32_W D2, F4 + /// + /// We do this expansion post-RA to avoid inserting a floating point copy + /// instruction between MTC1 and CVT_D32_W. void expandCvtFPInt(MachineBasicBlock &MBB, MachineBasicBlock::iterator I, unsigned CvtOpc, unsigned MovOpc, bool DstIsLarger, bool SrcIsLarger, bool IsI64) const; + void expandExtractElementF64(MachineBasicBlock &MBB, MachineBasicBlock::iterator I) const; void expandBuildPairF64(MachineBasicBlock &MBB, |