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| author | Jim Grosbach <grosbach@apple.com> | 2010-12-08 22:50:19 +0000 |
|---|---|---|
| committer | Jim Grosbach <grosbach@apple.com> | 2010-12-08 22:50:19 +0000 |
| commit | 663e4ce357ea2eace958df902c9dc63de7b8638f (patch) | |
| tree | 2c8801a0895b83c70f7909cb5d8dcb8363847db1 /llvm/lib | |
| parent | 00afcbe366d120c0e20701b6347a65d427186cb0 (diff) | |
| download | bcm5719-llvm-663e4ce357ea2eace958df902c9dc63de7b8638f.tar.gz bcm5719-llvm-663e4ce357ea2eace958df902c9dc63de7b8638f.zip | |
Add operand encoding for Thumb2 addw SP + imm. rdar://8745434
llvm-svn: 121305
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Target/ARM/ARMInstrThumb2.td | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/llvm/lib/Target/ARM/ARMInstrThumb2.td b/llvm/lib/Target/ARM/ARMInstrThumb2.td index 5a36797216b..066e601ea70 100644 --- a/llvm/lib/Target/ARM/ARMInstrThumb2.td +++ b/llvm/lib/Target/ARM/ARMInstrThumb2.td @@ -1152,14 +1152,18 @@ def t2ADDrSPi : T2sTwoRegImm<(outs GPR:$Rd), (ins GPR:$sp, t2_so_imm:$imm), let Inst{19-16} = 0b1101; // Rn = sp let Inst{15} = 0; } -def t2ADDrSPi12 : T2TwoRegImm<(outs GPR:$Rd), (ins GPR:$sp, imm0_4095:$imm), +def t2ADDrSPi12 : T2I<(outs GPR:$Rd), (ins GPR:$sp, imm0_4095:$imm), IIC_iALUi, "addw", "\t$Rd, $sp, $imm", []> { + bits<4> Rd; + bits<12> imm; let Inst{31-27} = 0b11110; - let Inst{25} = 1; - let Inst{24-21} = 0b0000; - let Inst{20} = 0; // The S bit. + let Inst{26} = imm{11}; + let Inst{25-20} = 0b100000; let Inst{19-16} = 0b1101; // Rn = sp let Inst{15} = 0; + let Inst{14-12} = imm{10-8}; + let Inst{11-8} = Rd; + let Inst{7-0} = imm{7-0}; } // ADD r, sp, so_reg |
