diff options
| -rw-r--r-- | lib/Target/ARM/ARMInstrInfo.td | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/lib/Target/ARM/ARMInstrInfo.td b/lib/Target/ARM/ARMInstrInfo.td index 2bee21042c..ea92022762 100644 --- a/lib/Target/ARM/ARMInstrInfo.td +++ b/lib/Target/ARM/ARMInstrInfo.td @@ -1330,6 +1330,78 @@ def : ARMPat<(add GPR:$src, so_imm_neg:$imm), // (mul X, 2^n+1) -> (add (X << n), X) // (mul X, 2^n-1) -> (rsb X, (X << n)) +// Saturating adds/subtracts -- for disassembly only + +class AQI<bits<8> op27_20, bits<4> op7_4, dag oops, dag iops, Format f, + InstrItinClass itin, string opc, string asm, list<dag> pattern> + : AI<oops, iops, f, itin, opc, asm, pattern> { + let Inst{27-20} = op27_20; + let Inst{7-4} = op7_4; +} + +def QADD : AQI<0b00010000, 0b0101, (outs GPR:$dst), (ins GPR:$a, GPR:$b), DPFrm, + IIC_iALUr, "qadd", "\t$dst, $a, $b", + [/* For disassembly only; pattern left blank */]>; + +def QADD16 : AQI<0b01100010, 0b0001,(outs GPR:$dst),(ins GPR:$a, GPR:$b), DPFrm, + IIC_iALUr, "qadd16", "\t$dst, $a, $b", + [/* For disassembly only; pattern left blank */]>; + +def QADD8 : AQI<0b01100010, 0b1001, (outs GPR:$dst), (ins GPR:$a, GPR:$b), DPFrm, + IIC_iALUr, "qadd8", "\t$dst, $a, $b", + [/* For disassembly only; pattern left blank */]>; + +def QASX : AQI<0b01100010, 0b0011, (outs GPR:$dst), (ins GPR:$a, GPR:$b), DPFrm, + IIC_iALUr, "qasx", "\t$dst, $a, $b", + [/* For disassembly only; pattern left blank */]>; + +def QDADD : AQI<0b00010100, 0b0101,(outs GPR:$dst),(ins GPR:$a, GPR:$b), DPFrm, + IIC_iALUr, "qdadd", "\t$dst, $a, $b", + [/* For disassembly only; pattern left blank */]>; + +def QDSUB : AQI<0b00010110, 0b0101,(outs GPR:$dst),(ins GPR:$a, GPR:$b), DPFrm, + IIC_iALUr, "qdsub", "\t$dst, $a, $b", + [/* For disassembly only; pattern left blank */]>; + +def QSAX : AQI<0b01100010, 0b0101, (outs GPR:$dst), (ins GPR:$a, GPR:$b), DPFrm, + IIC_iALUr, "qsax", "\t$dst, $a, $b", + [/* For disassembly only; pattern left blank */]>; + +def QSUB : AQI<0b00010010, 0b0101, (outs GPR:$dst), (ins GPR:$a, GPR:$b), DPFrm, + IIC_iALUr, "qsub", "\t$dst, $a, $b", + [/* For disassembly only; pattern left blank */]>; + +def QSUB16 : AQI<0b01100010, 0b0111,(outs GPR:$dst),(ins GPR:$a, GPR:$b), DPFrm, + IIC_iALUr, "qsub16", "\t$dst, $a, $b", + [/* For disassembly only; pattern left blank */]>; + +def QSUB8 : AQI<0b01100010, 0b1111,(outs GPR:$dst),(ins GPR:$a, GPR:$b), DPFrm, + IIC_iALUr, "qsub8", "\t$dst, $a, $b", + [/* For disassembly only; pattern left blank */]>; + +def UQADD16 : AQI<0b01100110, 0b0001,(outs GPR:$dst),(ins GPR:$a, GPR:$b),DPFrm, + IIC_iALUr, "uqadd16", "\t$dst, $a, $b", + [/* For disassembly only; pattern left blank */]>; + +def UQADD8 : AQI<0b01100110, 0b1001,(outs GPR:$dst),(ins GPR:$a, GPR:$b), DPFrm, + IIC_iALUr, "uqadd8", "\t$dst, $a, $b", + [/* For disassembly only; pattern left blank */]>; + +def UQASX : AQI<0b01100110, 0b0011, (outs GPR:$dst), (ins GPR:$a, GPR:$b), DPFrm, + IIC_iALUr, "uqasx", "\t$dst, $a, $b", + [/* For disassembly only; pattern left blank */]>; + +def UQSAX : AQI<0b01100110, 0b0101, (outs GPR:$dst), (ins GPR:$a, GPR:$b), DPFrm, + IIC_iALUr, "uqsax", "\t$dst, $a, $b", + [/* For disassembly only; pattern left blank */]>; + +def UQSUB16 : AQI<0b01100110, 0b0111,(outs GPR:$dst),(ins GPR:$a, GPR:$b),DPFrm, + IIC_iALUr, "uqsub16", "\t$dst, $a, $b", + [/* For disassembly only; pattern left blank */]>; + +def UQSUB8 : AQI<0b01100110, 0b1111,(outs GPR:$dst),(ins GPR:$a, GPR:$b), DPFrm, + IIC_iALUr, "uqsub8", "\t$dst, $a, $b", + [/* For disassembly only; pattern left blank */]>; //===----------------------------------------------------------------------===// // Bitwise Instructions. |