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| author | Dan Gohman <gohman@apple.com> | 2009-11-20 23:18:13 +0000 |
|---|---|---|
| committer | Dan Gohman <gohman@apple.com> | 2009-11-20 23:18:13 +0000 |
| commit | 885793baaed110c848ccfdfb460bbc91774d8981 (patch) | |
| tree | abb27ef9149ed31fa94e92ccb065a36bf61c4257 /lib/Target/X86/X86Subtarget.cpp | |
| parent | b02aec51b2ea2206de1d61e7f9abd59b18daac1c (diff) | |
| download | external_llvm-885793baaed110c848ccfdfb460bbc91774d8981.zip external_llvm-885793baaed110c848ccfdfb460bbc91774d8981.tar.gz external_llvm-885793baaed110c848ccfdfb460bbc91774d8981.tar.bz2 | |
Target-independent support for TargetFlags on BlockAddress operands,
and support for blockaddresses in x86-32 PIC mode.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@89506 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/X86/X86Subtarget.cpp')
| -rw-r--r-- | lib/Target/X86/X86Subtarget.cpp | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/lib/Target/X86/X86Subtarget.cpp b/lib/Target/X86/X86Subtarget.cpp index b901c14..661f560 100644 --- a/lib/Target/X86/X86Subtarget.cpp +++ b/lib/Target/X86/X86Subtarget.cpp @@ -28,6 +28,21 @@ using namespace llvm; #include <intrin.h> #endif +/// ClassifyBlockAddressReference - Classify a blockaddress reference for the +/// current subtarget according to how we should reference it in a non-pcrel +/// context. +unsigned char X86Subtarget:: +ClassifyBlockAddressReference() const { + if (isPICStyleGOT()) // 32-bit ELF targets. + return X86II::MO_GOTOFF; + + if (isPICStyleStubPIC()) // Darwin/32 in PIC mode. + return X86II::MO_PIC_BASE_OFFSET; + + // Direct static reference to label. + return X86II::MO_NO_FLAG; +} + /// ClassifyGlobalReference - Classify a global variable reference for the /// current subtarget according to how we should reference it in a non-pcrel /// context. |