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| author | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2012-06-01 20:36:54 +0000 |
|---|---|---|
| committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2012-06-01 20:36:54 +0000 |
| commit | f152fe8d487c46873bbdd4abab43200f783e978b (patch) | |
| tree | 42739be7996946e18e2b54ca3c1d801a96f73207 /lib/Target/Hexagon/HexagonCallingConvLower.cpp | |
| parent | 73c2f7f5ed767a6fc062fd198551be902b7b7d5b (diff) | |
| download | llvm-f152fe8d487c46873bbdd4abab43200f783e978b.tar.gz llvm-f152fe8d487c46873bbdd4abab43200f783e978b.tar.bz2 llvm-f152fe8d487c46873bbdd4abab43200f783e978b.tar.xz | |
Switch some getAliasSet clients to MCRegAliasIterator.
MCRegAliasIterator can optionally visit the register itself, allowing
for simpler code.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157837 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/Hexagon/HexagonCallingConvLower.cpp')
| -rw-r--r-- | lib/Target/Hexagon/HexagonCallingConvLower.cpp | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/lib/Target/Hexagon/HexagonCallingConvLower.cpp b/lib/Target/Hexagon/HexagonCallingConvLower.cpp index 46c20e9972..ba8e679ebd 100644 --- a/lib/Target/Hexagon/HexagonCallingConvLower.cpp +++ b/lib/Target/Hexagon/HexagonCallingConvLower.cpp @@ -56,11 +56,8 @@ void Hexagon_CCState::HandleByVal(unsigned ValNo, EVT ValVT, /// MarkAllocated - Mark a register and all of its aliases as allocated. void Hexagon_CCState::MarkAllocated(unsigned Reg) { - UsedRegs[Reg/32] |= 1 << (Reg&31); - - if (const uint16_t *RegAliases = TRI.getAliasSet(Reg)) - for (; (Reg = *RegAliases); ++RegAliases) - UsedRegs[Reg/32] |= 1 << (Reg&31); + for (MCRegAliasIterator AI(Reg, &TRI, true); AI.isValid(); ++AI) + UsedRegs[*AI/32] |= 1 << (*AI&31); } /// AnalyzeFormalArguments - Analyze an ISD::FORMAL_ARGUMENTS node, |