diff options
Diffstat (limited to 'lib/Target')
| -rw-r--r-- | lib/Target/ARM/ARMInstrThumb2.td | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/lib/Target/ARM/ARMInstrThumb2.td b/lib/Target/ARM/ARMInstrThumb2.td index 2bc71f8731..e135c8153a 100644 --- a/lib/Target/ARM/ARMInstrThumb2.td +++ b/lib/Target/ARM/ARMInstrThumb2.td @@ -419,6 +419,18 @@ multiclass T2I_st<string opc, PatFrag opnode> { [(opnode GPR:$src, t2addrmode_so_reg:$addr)]>; } +/// T2I_picld - Defines the PIC load pattern. +class T2I_picld<string opc, PatFrag opnode> : + T2I<(outs GPR:$dst), (ins addrmodepc:$addr), + !strconcat("${addr:label}:\n\t", opc), " $dst, $addr", + [(set GPR:$dst, (opnode addrmodepc:$addr))]>; + +/// T2I_picst - Defines the PIC store pattern. +class T2I_picst<string opc, PatFrag opnode> : + T2I<(outs), (ins GPR:$src, addrmodepc:$addr), + !strconcat("${addr:label}:\n\t", opc), " $src, $addr", + [(opnode GPR:$src, addrmodepc:$addr)]>; + //===----------------------------------------------------------------------===// // Instructions //===----------------------------------------------------------------------===// @@ -539,6 +551,22 @@ let mayLoad = 1 in def t2STRDi8 : T2Ii8s4<(outs), (ins GPR:$src, t2addrmode_imm8s4:$addr), "strd", " $src, $addr", []>; + +// Address computation and loads and stores in PIC mode. +let isNotDuplicable = 1, AddedComplexity = 10 in { +let canFoldAsLoad = 1 in +def t2PICLDR : T2I_picld<"ldr", UnOpFrag<(load node:$Src)>>; + +def t2PICLDRH : T2I_picld<"ldrh", UnOpFrag<(zextloadi16 node:$Src)>>; +def t2PICLDRB : T2I_picld<"ldrb", UnOpFrag<(zextloadi8 node:$Src)>>; +def t2PICLDRSH : T2I_picld<"ldrsh", UnOpFrag<(sextloadi16 node:$Src)>>; +def t2PICLDRSB : T2I_picld<"ldrsb", UnOpFrag<(sextloadi8 node:$Src)>>; + +def t2PICSTR : T2I_picst<"str", BinOpFrag<(store node:$LHS, node:$RHS)>>; +def t2PICSTRH : T2I_picst<"strh", BinOpFrag<(truncstorei16 node:$LHS, node:$RHS)>>; +def t2PICSTRB : T2I_picst<"strb", BinOpFrag<(truncstorei8 node:$LHS, node:$RHS)>>; +} // isNotDuplicable = 1, AddedComplexity = 10 + //===----------------------------------------------------------------------===// // Move Instructions. // |