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| author | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2011-10-05 20:26:33 +0000 |
|---|---|---|
| committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2011-10-05 20:26:33 +0000 |
| commit | ee9b576a2abee21f3aac80a7d88e2b6dadeffd4e (patch) | |
| tree | 5a82655e2071d42736ef58bfddc7de26d419d806 /llvm/lib/Target/X86/X86RegisterInfo.h | |
| parent | 10746f5ebb72f09962296e23f11af2ea4571dd3a (diff) | |
| download | bcm5719-llvm-ee9b576a2abee21f3aac80a7d88e2b6dadeffd4e.tar.gz bcm5719-llvm-ee9b576a2abee21f3aac80a7d88e2b6dadeffd4e.zip | |
Override TRI::getSubClassWithSubReg for X86.
There are fewer registers with sub_8bit sub-registers in 32-bit mode
than in 64-bit mode. In 32-bit mode, sub_8bit behaves the same as
sub_8bit_hi.
llvm-svn: 141206
Diffstat (limited to 'llvm/lib/Target/X86/X86RegisterInfo.h')
| -rw-r--r-- | llvm/lib/Target/X86/X86RegisterInfo.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/llvm/lib/Target/X86/X86RegisterInfo.h b/llvm/lib/Target/X86/X86RegisterInfo.h index f2938141a52..7d39c685359 100644 --- a/llvm/lib/Target/X86/X86RegisterInfo.h +++ b/llvm/lib/Target/X86/X86RegisterInfo.h @@ -74,6 +74,9 @@ public: getMatchingSuperRegClass(const TargetRegisterClass *A, const TargetRegisterClass *B, unsigned Idx) const; + virtual const TargetRegisterClass * + getSubClassWithSubReg(const TargetRegisterClass *RC, unsigned Idx) const; + const TargetRegisterClass* getLargestLegalSuperClass(const TargetRegisterClass *RC) const; |
