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author | Andrew Trick <atrick@apple.com> | 2013-11-29 23:49:38 +0000 |
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committer | Andrew Trick <atrick@apple.com> | 2013-11-29 23:49:38 +0000 |
commit | 4dc7377b20bb9a1dbdd009bd5a8ff15492e1ff07 (patch) | |
tree | cdab9c0ef657386cacb69d4a96ffdfaa6322a408 /lib/CodeGen/RegAllocGreedy.cpp | |
parent | dcb0422f25231f1b375943a0956c46b01c900375 (diff) | |
download | llvm-4dc7377b20bb9a1dbdd009bd5a8ff15492e1ff07.tar.gz llvm-4dc7377b20bb9a1dbdd009bd5a8ff15492e1ff07.tar.bz2 llvm-4dc7377b20bb9a1dbdd009bd5a8ff15492e1ff07.tar.xz |
Reverse the order of eviction checks for possible compile time savings. No functionality.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@195969 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/RegAllocGreedy.cpp')
-rw-r--r-- | lib/CodeGen/RegAllocGreedy.cpp | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/lib/CodeGen/RegAllocGreedy.cpp b/lib/CodeGen/RegAllocGreedy.cpp index 27dc07b54c..3a02aaec34 100644 --- a/lib/CodeGen/RegAllocGreedy.cpp +++ b/lib/CodeGen/RegAllocGreedy.cpp @@ -627,6 +627,9 @@ bool RAGreedy::canEvictInterference(LiveInterval &VirtReg, unsigned PhysReg, return false; if (Urgent) continue; + // Apply the eviction policy for non-urgent evictions. + if (!shouldEvict(VirtReg, IsHint, *Intf, BreaksHint)) + return false; // If !MaxCost.isMax(), then we're just looking for a cheap register. // Evicting another local live range in this case could lead to suboptimal // coloring. @@ -634,9 +637,6 @@ bool RAGreedy::canEvictInterference(LiveInterval &VirtReg, unsigned PhysReg, !canReassign(*Intf, PhysReg)) { return false; } - // Finally, apply the eviction policy for non-urgent evictions. - if (!shouldEvict(VirtReg, IsHint, *Intf, BreaksHint)) - return false; } } MaxCost = Cost; |