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| author | Lang Hames <lhames@gmail.com> | 2009-09-03 02:52:02 +0000 |
|---|---|---|
| committer | Lang Hames <lhames@gmail.com> | 2009-09-03 02:52:02 +0000 |
| commit | 0b3720b3c383d7470451d96b0dc2f1882aa9c5f4 (patch) | |
| tree | 4beec1e665ebe12111ea3839fd4b68a8ac2b6623 /llvm/lib/CodeGen/VirtRegRewriter.cpp | |
| parent | 2d60e1ec0ca2977910c4d8bf3652039d20139eaa (diff) | |
| download | bcm5719-llvm-0b3720b3c383d7470451d96b0dc2f1882aa9c5f4.tar.gz bcm5719-llvm-0b3720b3c383d7470451d96b0dc2f1882aa9c5f4.zip | |
Fixed a test that ensures the LocalRewriter does not attempt to
avoid reloads by reusing clobbered registers.
This was causing issues in 256.bzip2 when compiled with PIC for
a while (starting at r78217), though the problem has since been masked.
llvm-svn: 80872
Diffstat (limited to 'llvm/lib/CodeGen/VirtRegRewriter.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/VirtRegRewriter.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/llvm/lib/CodeGen/VirtRegRewriter.cpp b/llvm/lib/CodeGen/VirtRegRewriter.cpp index 6da6a9b9f06..79b366ca8d0 100644 --- a/llvm/lib/CodeGen/VirtRegRewriter.cpp +++ b/llvm/lib/CodeGen/VirtRegRewriter.cpp @@ -797,7 +797,7 @@ unsigned ReuseInfo::GetRegForReload(const TargetRegisterClass *RC, // value aliases the new register. If so, codegen the previous reload // and use this one. unsigned PRRU = Op.PhysRegReused; - if (TRI->areAliases(PRRU, PhysReg)) { + if (TRI->regsOverlap(PRRU, PhysReg)) { // Okay, we found out that an alias of a reused register // was used. This isn't good because it means we have // to undo a previous reuse. |
