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| author | Chad Rosier <mcrosier@apple.com> | 2013-05-29 20:42:21 +0000 |
|---|---|---|
| committer | Chad Rosier <mcrosier@apple.com> | 2013-05-29 20:42:21 +0000 |
| commit | 8ed5506e854ed1e98b6547a976719a867a968106 (patch) | |
| tree | 7becaacdf0788458d0566054ebed748525e4e877 /lib/Target/X86/X86RegisterInfo.cpp | |
| parent | 745825f582c866ae8bf605183d00772510d252c4 (diff) | |
| download | llvm-8ed5506e854ed1e98b6547a976719a867a968106.tar.gz llvm-8ed5506e854ed1e98b6547a976719a867a968106.tar.bz2 llvm-8ed5506e854ed1e98b6547a976719a867a968106.tar.xz | |
Don't assume the registers will be enumerated sequentially.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@182879 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/X86/X86RegisterInfo.cpp')
| -rw-r--r-- | lib/Target/X86/X86RegisterInfo.cpp | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/lib/Target/X86/X86RegisterInfo.cpp b/lib/Target/X86/X86RegisterInfo.cpp index 8dbc972a85..755afc3f1e 100644 --- a/lib/Target/X86/X86RegisterInfo.cpp +++ b/lib/Target/X86/X86RegisterInfo.cpp @@ -373,8 +373,11 @@ BitVector X86RegisterInfo::getReservedRegs(const MachineFunction &MF) const { Reserved.set(*AI); // XMM8, XMM9, ... - assert(X86::XMM15 == X86::XMM8+7); - for (MCRegAliasIterator AI(X86::XMM8 + n, this, true); AI.isValid(); ++AI) + static const uint16_t XMMReg[] = { + X86::XMM8, X86::XMM9, X86::XMM10, X86::XMM11, + X86::XMM12, X86::XMM13, X86::XMM14, X86::XMM15 + }; + for (MCRegAliasIterator AI(XMMReg[n], this, true); AI.isValid(); ++AI) Reserved.set(*AI); } } |