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| author | Jim Grosbach <grosbach@apple.com> | 2012-09-25 00:08:13 +0000 |
|---|---|---|
| committer | Jim Grosbach <grosbach@apple.com> | 2012-09-25 00:08:13 +0000 |
| commit | e974a6afaffba87e4ca086a9e6cbb4c54209b814 (patch) | |
| tree | 3091b5099c08bd6152c7eefc4142a3c61581b289 /llvm/lib/Target/ARM/AsmParser/ARMAsmParser.cpp | |
| parent | 627d21772708a26ec5412e7a2fa362949816bc76 (diff) | |
| download | bcm5719-llvm-e974a6afaffba87e4ca086a9e6cbb4c54209b814.tar.gz bcm5719-llvm-e974a6afaffba87e4ca086a9e6cbb4c54209b814.zip | |
ARM: 'add Rd, pc, #imm' is an alias for 'adr Rd, #imm'.
rdar://9795790
llvm-svn: 164577
Diffstat (limited to 'llvm/lib/Target/ARM/AsmParser/ARMAsmParser.cpp')
| -rw-r--r-- | llvm/lib/Target/ARM/AsmParser/ARMAsmParser.cpp | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/llvm/lib/Target/ARM/AsmParser/ARMAsmParser.cpp b/llvm/lib/Target/ARM/AsmParser/ARMAsmParser.cpp index a7997d5e276..aa5ba46ab21 100644 --- a/llvm/lib/Target/ARM/AsmParser/ARMAsmParser.cpp +++ b/llvm/lib/Target/ARM/AsmParser/ARMAsmParser.cpp @@ -5666,6 +5666,20 @@ bool ARMAsmParser:: processInstruction(MCInst &Inst, const SmallVectorImpl<MCParsedAsmOperand*> &Operands) { switch (Inst.getOpcode()) { + // Alias for alternate form of 'ADR Rd, #imm' instruction. + case ARM::ADDri: { + if (Inst.getOperand(1).getReg() != ARM::PC || + Inst.getOperand(5).getReg() != 0) + return false; + MCInst TmpInst; + TmpInst.setOpcode(ARM::ADR); + TmpInst.addOperand(Inst.getOperand(0)); + TmpInst.addOperand(Inst.getOperand(2)); + TmpInst.addOperand(Inst.getOperand(3)); + TmpInst.addOperand(Inst.getOperand(4)); + Inst = TmpInst; + return true; + } // Aliases for alternate PC+imm syntax of LDR instructions. case ARM::t2LDRpcrel: Inst.setOpcode(ARM::t2LDRpci); |
