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| author | Jim Grosbach <grosbach@apple.com> | 2011-07-08 21:10:35 +0000 |
|---|---|---|
| committer | Jim Grosbach <grosbach@apple.com> | 2011-07-08 21:10:35 +0000 |
| commit | d28ec08eddf4cf8dc5ffe94c6cf72df32e257166 (patch) | |
| tree | c66a66573411446aab001d127ab5177a6065dd08 /lib | |
| parent | 75ca4b94bd9dcd3952fdc237429342a2154ba142 (diff) | |
| download | external_llvm-d28ec08eddf4cf8dc5ffe94c6cf72df32e257166.zip external_llvm-d28ec08eddf4cf8dc5ffe94c6cf72df32e257166.tar.gz external_llvm-d28ec08eddf4cf8dc5ffe94c6cf72df32e257166.tar.bz2 | |
Pseudo-ize tBX_RET and tBX_RET_vararg.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134739 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Target/ARM/ARMInstrThumb.td | 21 |
1 files changed, 5 insertions, 16 deletions
diff --git a/lib/Target/ARM/ARMInstrThumb.td b/lib/Target/ARM/ARMInstrThumb.td index 10038c8..9a96dc7 100644 --- a/lib/Target/ARM/ARMInstrThumb.td +++ b/lib/Target/ARM/ARMInstrThumb.td @@ -385,24 +385,13 @@ let isBranch = 1, isTerminator = 1, isBarrier = 1, isIndirectBranch = 1 in { } let isReturn = 1, isTerminator = 1, isBarrier = 1 in { - def tBX_RET : TI<(outs), (ins), IIC_Br, "bx\tlr", - [(ARMretflag)]>, - T1Special<{1,1,0,?}> { - // A6.2.3 & A8.6.25 - let Inst{6-3} = 0b1110; // Rm = lr - let Inst{2-0} = 0b000; - } + def tBX_RET : tPseudoExpand<(outs), (ins), Size2Bytes, IIC_Br, + [(ARMretflag)], (tBX LR, (ops 14, zero_reg))>; // Alternative return instruction used by vararg functions. - def tBX_RET_vararg : TI<(outs), (ins tGPR:$Rm), - IIC_Br, "bx\t$Rm", - []>, - T1Special<{1,1,0,?}> { - // A6.2.3 & A8.6.25 - bits<4> Rm; - let Inst{6-3} = Rm; - let Inst{2-0} = 0b000; - } + def tBX_RET_vararg : tPseudoExpand<(outs), (ins tGPR:$Rm), + Size2Bytes, IIC_Br, [], + (tBX GPR:$Rm, (ops 14, zero_reg))>; } // All calls clobber the non-callee saved registers. SP is marked as a use to |