diff options
Diffstat (limited to 'llvm')
| -rw-r--r-- | llvm/lib/Target/ARM/ARMInstrThumb2.td | 23 | ||||
| -rw-r--r-- | llvm/test/MC/ARM/basic-thumb2-instructions.s | 22 |
2 files changed, 44 insertions, 1 deletions
diff --git a/llvm/lib/Target/ARM/ARMInstrThumb2.td b/llvm/lib/Target/ARM/ARMInstrThumb2.td index e82e32186dd..10b17f37519 100644 --- a/llvm/lib/Target/ARM/ARMInstrThumb2.td +++ b/llvm/lib/Target/ARM/ARMInstrThumb2.td @@ -35,8 +35,9 @@ def t2_so_reg : Operand<i32>, // reg imm [shl,srl,sra,rotr]> { let EncoderMethod = "getT2SORegOpValue"; let PrintMethod = "printT2SOOperand"; - let MIOperandInfo = (ops rGPR, i32imm); let DecoderMethod = "DecodeSORegImmOperand"; + let ParserMatchClass = ShiftedImmAsmOperand; + let MIOperandInfo = (ops rGPR, i32imm); } // t2_so_imm_not_XFORM - Return the complement of a t2_so_imm value @@ -3490,3 +3491,23 @@ def : T2Pat<(atomic_store_32 t2addrmode_imm8:$addr, GPR:$val), (t2STRi8 GPR:$val, t2addrmode_imm8:$addr)>; def : T2Pat<(atomic_store_32 t2addrmode_so_reg:$addr, GPR:$val), (t2STRs GPR:$val, t2addrmode_so_reg:$addr)>; + + +//===----------------------------------------------------------------------===// +// Assembler aliases +// + +// Aliases for ADC without the ".w" optional width specifier. +def : t2InstAlias<"adc${s}${p} $Rd, $Rn, $Rm", + (t2ADCrr rGPR:$Rd, rGPR:$Rn, rGPR:$Rm, pred:$p, cc_out:$s)>; +def : t2InstAlias<"adc${s}${p} $Rd, $Rn, $ShiftedRm", + (t2ADCrs rGPR:$Rd, rGPR:$Rn, t2_so_reg:$ShiftedRm, + pred:$p, cc_out:$s)>; + +// Aliases for SBC without the ".w" optional width specifier. +def : t2InstAlias<"sbc${s}${p} $Rd, $Rn, $Rm", + (t2SBCrr rGPR:$Rd, rGPR:$Rn, rGPR:$Rm, pred:$p, cc_out:$s)>; +def : t2InstAlias<"sbc${s}${p} $Rd, $Rn, $ShiftedRm", + (t2SBCrs rGPR:$Rd, rGPR:$Rn, t2_so_reg:$ShiftedRm, + pred:$p, cc_out:$s)>; + diff --git a/llvm/test/MC/ARM/basic-thumb2-instructions.s b/llvm/test/MC/ARM/basic-thumb2-instructions.s index 61d651472ee..d00566ae04a 100644 --- a/llvm/test/MC/ARM/basic-thumb2-instructions.s +++ b/llvm/test/MC/ARM/basic-thumb2-instructions.s @@ -38,6 +38,28 @@ _func: @ CHECK: adc r4, r2, #1664 @ encoding: [0x42,0xf5,0xd0,0x64] @------------------------------------------------------------------------------ +@ ADC (register) +@------------------------------------------------------------------------------ + adc r4, r5, r6 + adcs r4, r5, r6 + adc.w r9, r1, r3 + adcs.w r9, r1, r3 + adc r0, r1, r3, ror #4 + adcs r0, r1, r3, lsl #7 + adc.w r0, r1, r3, lsr #31 + adcs.w r0, r1, r3, asr #32 + +@ CHECK: adc.w r4, r5, r6 @ encoding: [0x45,0xeb,0x06,0x04] +@ CHECK: adcs.w r4, r5, r6 @ encoding: [0x55,0xeb,0x06,0x04] +@ CHECK: adc.w r9, r1, r3 @ encoding: [0x41,0xeb,0x03,0x09] +@ CHECK: adcs.w r9, r1, r3 @ encoding: [0x51,0xeb,0x03,0x09] +@ CHECK: adc.w r0, r1, r3, ror #4 @ encoding: [0x41,0xeb,0x33,0x10] +@ CHECK: adcs.w r0, r1, r3, lsl #7 @ encoding: [0x51,0xeb,0xc3,0x10] +@ CHECK: adc.w r0, r1, r3, lsr #31 @ encoding: [0x41,0xeb,0xd3,0x70] +@ CHECK: adcs.w r0, r1, r3, asr #32 @ encoding: [0x51,0xeb,0x23,0x00] + + +@------------------------------------------------------------------------------ @ CBZ/CBNZ @------------------------------------------------------------------------------ cbnz r7, #6 |
