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| author | Dan Gohman <gohman@apple.com> | 2008-12-18 01:05:09 +0000 |
|---|---|---|
| committer | Dan Gohman <gohman@apple.com> | 2008-12-18 01:05:09 +0000 |
| commit | a32b7ac86f90b61731a1798768eef0403f16a869 (patch) | |
| tree | a1a55434caa0c6f10728eb805b57644732e279df /lib/CodeGen/LLVMTargetMachine.cpp | |
| parent | 12b882cf53cf6613a56e3c9165a98aa3ca93914a (diff) | |
Mark the x86 fp stack registers as "reserved". This tells LiveVariables
and the RegisterScavenger not to expect traditional liveness
techniques are applicable to these registers, since we don't fully
modify the effects of push and pop after stackification.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@61179 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/LLVMTargetMachine.cpp')
0 files changed, 0 insertions, 0 deletions