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| author | Evan Cheng <evan.cheng@apple.com> | 2008-11-20 02:32:35 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2008-11-20 02:32:35 +0000 |
| commit | d37c13cfd1bf4b08d0b99d93c799a1caa74cf3c6 (patch) | |
| tree | d2ae90ed4c43c90d89fa90448c066c1435b441ff /lib/Analysis/ConstantFolding.cpp | |
| parent | 97c573d5de4f729f9b3a5db59c6daa3a6fc7efe4 (diff) | |
- Register scavenger should use MachineRegisterInfo and internal map to find the first use of a register after a given machine instruction.
- When scavenging a register, in addition to the spill, insert a restore before the first use.
- Abort if client is looking to scavenge a register even when a previously scavenged register is still live.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59697 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Analysis/ConstantFolding.cpp')
0 files changed, 0 insertions, 0 deletions