diff options
| author | Torok Edwin <edwintorok@gmail.com> | 2009-07-11 20:10:48 +0000 |
|---|---|---|
| committer | Torok Edwin <edwintorok@gmail.com> | 2009-07-11 20:10:48 +0000 |
| commit | c25e7581b9b8088910da31702d4ca21c4734c6d7 (patch) | |
| tree | e4bb95c96a33fda5d5204f2c9d1b906084760415 /lib/CodeGen/VirtRegRewriter.cpp | |
| parent | d51ffcf303070b0a5aea7f365b85f6f969c384cb (diff) | |
assert(0) -> LLVM_UNREACHABLE.
Make llvm_unreachable take an optional string, thus moving the cerr<< out of
line.
LLVM_UNREACHABLE is now a simple wrapper that makes the message go away for
NDEBUG builds.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@75379 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/VirtRegRewriter.cpp')
| -rw-r--r-- | lib/CodeGen/VirtRegRewriter.cpp | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/lib/CodeGen/VirtRegRewriter.cpp b/lib/CodeGen/VirtRegRewriter.cpp index 48558fe74f..7a8b39a799 100644 --- a/lib/CodeGen/VirtRegRewriter.cpp +++ b/lib/CodeGen/VirtRegRewriter.cpp @@ -10,6 +10,7 @@ #define DEBUG_TYPE "virtregrewriter" #include "VirtRegRewriter.h" #include "llvm/Support/Compiler.h" +#include "llvm/Support/ErrorHandling.h" #include "llvm/ADT/DepthFirstIterator.h" #include "llvm/ADT/Statistic.h" #include "llvm/ADT/STLExtras.h" @@ -999,7 +1000,7 @@ private: // Unfold current MI. SmallVector<MachineInstr*, 4> NewMIs; if (!TII->unfoldMemoryOperand(MF, &MI, VirtReg, false, false, NewMIs)) - assert(0 && "Unable unfold the load / store folding instruction!"); + LLVM_UNREACHABLE("Unable unfold the load / store folding instruction!"); assert(NewMIs.size() == 1); AssignPhysToVirtReg(NewMIs[0], VirtReg, PhysReg); VRM.transferRestorePts(&MI, NewMIs[0]); @@ -1015,7 +1016,7 @@ private: NextMII = next(NextMII); NewMIs.clear(); if (!TII->unfoldMemoryOperand(MF, &NextMI, VirtReg, false, false, NewMIs)) - assert(0 && "Unable unfold the load / store folding instruction!"); + LLVM_UNREACHABLE("Unable unfold the load / store folding instruction!"); assert(NewMIs.size() == 1); AssignPhysToVirtReg(NewMIs[0], VirtReg, PhysReg); VRM.transferRestorePts(&NextMI, NewMIs[0]); @@ -1451,7 +1452,7 @@ private: assert(RC && "Unable to determine register class!"); int SS = VRM.getEmergencySpillSlot(RC); if (UsedSS.count(SS)) - assert(0 && "Need to spill more than one physical registers!"); + LLVM_UNREACHABLE("Need to spill more than one physical registers!"); UsedSS.insert(SS); TII->storeRegToStackSlot(MBB, MII, PhysReg, true, SS, RC); MachineInstr *StoreMI = prior(MII); @@ -2176,7 +2177,7 @@ private: llvm::VirtRegRewriter* llvm::createVirtRegRewriter() { switch (RewriterOpt) { - default: assert(0 && "Unreachable!"); + default: LLVM_UNREACHABLE("Unreachable!"); case local: return new LocalRewriter(); case trivial: |