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Add mem-imm stores

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@75933 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Anton Korobeynikov
2009-07-16 13:47:14 +00:00
parent 30da5380e0
commit c8301d17a8
3 changed files with 49 additions and 1 deletions
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1
lib/Target/SystemZ/SystemZISelLowering.cpp
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@@ -55,7 +55,6 @@ SystemZTargetLowering::SystemZTargetLowering(SystemZTargetMachine &tm) :
setSchedulingPreference(SchedulingForLatency);
setOperationAction(ISD::RET, MVT::Other, Custom);
}
SDValue SystemZTargetLowering::LowerOperation(SDValue Op, SelectionDAG &DAG) {

14
lib/Target/SystemZ/SystemZInstrInfo.td
View File

@@ -223,6 +223,20 @@ def MOV64mr : Pseudo<(outs), (ins rriaddr:$dst, GR64:$src),
"stg\t{$src, $dst}",
[(store GR64:$src, rriaddr:$dst)]>;
// FIXME: displacements here are really 12 bit, not 20!
def MOV8mi : Pseudo<(outs), (ins riaddr:$dst, i32imm:$src),
"mvi\t{$dst, $src}",
[(truncstorei8 (i32 imm:$src), riaddr:$dst)]>;
def MOV16mi : Pseudo<(outs), (ins riaddr:$dst, i32imm:$src),
"mvhhi\t{$dst, $src}",
[(truncstorei16 (i32 imm:$src), riaddr:$dst)]>;
def MOV32mi16 : Pseudo<(outs), (ins riaddr:$dst, i32imm:$src),
"mvhi\t{$dst, $src}",
[(store (i32 immSExt16:$src), riaddr:$dst)]>;
def MOV64mi16 : Pseudo<(outs), (ins riaddr:$dst, i64imm:$src),
"mvghi\t{$dst, $src}",
[(store (i64 immSExt16:$src), riaddr:$dst)]>;
// extloads
def MOVSX64rm8 : Pseudo<(outs GR64:$dst), (ins rriaddr:$src),
"lgb\t{$dst, $src}",