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author | Alkis Evlogimenos <alkis@evlogimenos.com> | 2004-02-15 21:37:17 +0000 |
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committer | Alkis Evlogimenos <alkis@evlogimenos.com> | 2004-02-15 21:37:17 +0000 |
commit | 859a18b5833f3566799313ecba8db4916500485b (patch) | |
tree | c55bb63da95ee65735adb5281b2ed94487cb6417 /lib/Target/X86/PeepholeOptimizer.cpp | |
parent | 843b160a2040b3ec4d3452678450afa11704c473 (diff) | |
download | llvm-859a18b5833f3566799313ecba8db4916500485b.tar.gz llvm-859a18b5833f3566799313ecba8db4916500485b.tar.bz2 llvm-859a18b5833f3566799313ecba8db4916500485b.tar.xz |
Make dense maps keyed on physical registers smallerusing
MRegisterInfo::getNumRegs() instead of
MRegisterInfo::FirstVirtualRegister.
Also use MRegisterInfo::is{Physical,Virtual}Register where
appropriate.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11477 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/X86/PeepholeOptimizer.cpp')
-rw-r--r-- | lib/Target/X86/PeepholeOptimizer.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/Target/X86/PeepholeOptimizer.cpp b/lib/Target/X86/PeepholeOptimizer.cpp index 0c159e1698..42c985d2d6 100644 --- a/lib/Target/X86/PeepholeOptimizer.cpp +++ b/lib/Target/X86/PeepholeOptimizer.cpp @@ -164,7 +164,7 @@ namespace { // getDefinition - Return the machine instruction that defines the specified // SSA virtual register. MachineInstr *getDefinition(unsigned Reg) { - assert(Reg >= MRegisterInfo::FirstVirtualRegister && + assert(MRegisterInfo::isVirtualRegister(Reg) && "use-def chains only exist for SSA registers!"); assert(Reg - MRegisterInfo::FirstVirtualRegister < DefiningInst.size() && "Unknown register number!"); |