diff options
Diffstat (limited to 'lib/Target/ARM/ARMInstrInfo.td')
| -rw-r--r-- | lib/Target/ARM/ARMInstrInfo.td | 54 |
1 files changed, 23 insertions, 31 deletions
diff --git a/lib/Target/ARM/ARMInstrInfo.td b/lib/Target/ARM/ARMInstrInfo.td index 588ff8a7a3..dbd2701605 100644 --- a/lib/Target/ARM/ARMInstrInfo.td +++ b/lib/Target/ARM/ARMInstrInfo.td @@ -1427,29 +1427,21 @@ let isBranch = 1, isTerminator = 1 in { let Inst{23-0} = target; } - let isNotDuplicable = 1, isIndirectBranch = 1, - // FIXME: $imm field is not specified by asm string. Mark as cgonly. - isCodeGenOnly = 1 in { - def BR_JTr : JTI<(outs), (ins GPR:$target, jtblock_operand:$jt, i32imm:$id), - IIC_Br, "mov\tpc, $target$jt", + let isNotDuplicable = 1, isIndirectBranch = 1 in { + def BR_JTr : ARMPseudoInst<(outs), + (ins GPR:$target, jtblock_operand:$jt, i32imm:$id), + IIC_Br,// "mov\tpc, $target$jt", [(ARMbrjt GPR:$target, tjumptable:$jt, imm:$id)]> { - let Inst{11-4} = 0b00000000; - let Inst{15-12} = 0b1111; - let Inst{20} = 0; // S Bit - let Inst{24-21} = 0b1101; - let Inst{27-25} = 0b000; + let SZ = SizeSpecial; } - def BR_JTm : JTI<(outs), + // FIXME: This shouldn't use the generic "addrmode2," but rather be split + // into i12 and rs suffixed versions. + def BR_JTm : ARMPseudoInst<(outs), (ins addrmode2:$target, jtblock_operand:$jt, i32imm:$id), - IIC_Br, "ldr\tpc, $target$jt", + IIC_Br, [(ARMbrjt (i32 (load addrmode2:$target)), tjumptable:$jt, imm:$id)]> { - let Inst{15-12} = 0b1111; - let Inst{20} = 1; // L bit - let Inst{21} = 0; // W bit - let Inst{22} = 0; // B bit - let Inst{24} = 1; // P bit - let Inst{27-25} = 0b011; + let SZ = SizeSpecial; } def BR_JTadd : ARMPseudoInst<(outs), (ins GPR:$target, GPR:$idx, jtblock_operand:$jt, i32imm:$id), @@ -1730,19 +1722,19 @@ def STRB_POST: AI2stridx<1, 0, (outs GPR:$Rn_wb), [(set GPR:$Rn_wb, (post_truncsti8 GPR:$Rt, GPR:$Rn, am2offset:$offset))]>; -def STRH_PRE : AI3sthpr<(outs GPR:$base_wb), - (ins GPR:$src, GPR:$base,am3offset:$offset), - StMiscFrm, IIC_iStore_ru, - "strh", "\t$src, [$base, $offset]!", "$base = $base_wb", - [(set GPR:$base_wb, - (pre_truncsti16 GPR:$src, GPR:$base,am3offset:$offset))]>; - -def STRH_POST: AI3sthpo<(outs GPR:$base_wb), - (ins GPR:$src, GPR:$base,am3offset:$offset), - StMiscFrm, IIC_iStore_bh_ru, - "strh", "\t$src, [$base], $offset", "$base = $base_wb", - [(set GPR:$base_wb, (post_truncsti16 GPR:$src, - GPR:$base, am3offset:$offset))]>; +def STRH_PRE : AI3stridx<0b1011, 0, 1, (outs GPR:$Rn_wb), + (ins GPR:$Rt, GPR:$Rn, am3offset:$offset), + IndexModePre, StMiscFrm, IIC_iStore_ru, + "strh", "\t$Rt, [$Rn, $offset]!", "$Rn = $Rn_wb", + [(set GPR:$Rn_wb, + (pre_truncsti16 GPR:$Rt, GPR:$Rn, am3offset:$offset))]>; + +def STRH_POST: AI3stridx<0b1011, 0, 0, (outs GPR:$Rn_wb), + (ins GPR:$Rt, GPR:$Rn, am3offset:$offset), + IndexModePost, StMiscFrm, IIC_iStore_bh_ru, + "strh", "\t$Rt, [$Rn], $offset", "$Rn = $Rn_wb", + [(set GPR:$Rn_wb, (post_truncsti16 GPR:$Rt, + GPR:$Rn, am3offset:$offset))]>; // For disassembly only def STRD_PRE : AI3stdpr<(outs GPR:$base_wb), |