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| author | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2010-12-09 21:20:46 +0000 |
|---|---|---|
| committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2010-12-09 21:20:46 +0000 |
| commit | 34138079138535e706e15e7d4e9b6294fe05a0b1 (patch) | |
| tree | d2c1ba5e252f8040b5a86f6ba1e220a01a12cce6 /llvm/lib/CodeGen | |
| parent | 4c2fadbc18c5a4657e3202b34633668ce26dea97 (diff) | |
| download | bcm5719-llvm-34138079138535e706e15e7d4e9b6294fe05a0b1.tar.gz bcm5719-llvm-34138079138535e706e15e7d4e9b6294fe05a0b1.zip | |
Remember to filter out reserved rergisters from the allocation order.
llvm-svn: 121411
Diffstat (limited to 'llvm/lib/CodeGen')
| -rw-r--r-- | llvm/lib/CodeGen/RegAllocGreedy.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/llvm/lib/CodeGen/RegAllocGreedy.cpp b/llvm/lib/CodeGen/RegAllocGreedy.cpp index eae4cccb549..3c166bac4b4 100644 --- a/llvm/lib/CodeGen/RegAllocGreedy.cpp +++ b/llvm/lib/CodeGen/RegAllocGreedy.cpp @@ -165,7 +165,7 @@ bool RAGreedy::reassignVReg(LiveInterval &InterferingVReg, E = TRC->allocation_order_end(*MF); I != E; ++I) { unsigned PhysReg = *I; - if (PhysReg == OldPhysReg) + if (PhysReg == OldPhysReg || ReservedRegs.test(PhysReg)) continue; // Instantiate a "subquery", not to be confused with the Queries array. |
