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Add BX and BXr9 encodings. Patch by Sean Callanan. 

llvm-svn: 74938
This commit is contained in:
Evan Cheng 2009-07-07 19:16:24 +00:00
parent 1f9648da17
commit 02a44edf12
1 changed files with 10 additions and 2 deletions
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12
llvm/lib/Target/ARM/ARMInstrInfo.td
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@ -618,7 +618,11 @@ let isCall = 1, Itinerary = IIC_Br,
// ARMv4T
def BX : ABXIx2<(outs), (ins GPR:$func, variable_ops),
"mov lr, pc\n\tbx $func",
[(ARMcall_nolink GPR:$func)]>, Requires<[IsNotDarwin]>;
[(ARMcall_nolink GPR:$func)]>, Requires<[IsNotDarwin]> {
let Inst{7-4} = 0b0001;
let Inst{19-8} = 0b111111111111;
let Inst{27-20} = 0b00010010;
}
}
}
@ -647,7 +651,11 @@ let isCall = 1, Itinerary = IIC_Br,
// ARMv4T
def BXr9 : ABXIx2<(outs), (ins GPR:$func, variable_ops),
"mov lr, pc\n\tbx $func",
[(ARMcall_nolink GPR:$func)]>, Requires<[IsDarwin]>;
[(ARMcall_nolink GPR:$func)]>, Requires<[IsDarwin]> {
let Inst{7-4} = 0b0001;
let Inst{19-8} = 0b111111111111;
let Inst{27-20} = 0b00010010;
}
}
}