Bunch of sext_inreg patterns

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@75964 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Anton Korobeynikov 2009-07-16 13:59:18 +00:00
parent e00f1a722f
commit ac16b181f1

View File

@ -422,6 +422,20 @@ def MOV64mi16 : Pseudo<(outs), (ins riaddr:$dst, i64imm:$src),
"mvghi\t{$dst, $src}",
[(store (i64 immSExt16:$src), riaddr:$dst)]>;
// sexts
def MOVSX32rr8 : Pseudo<(outs GR32:$dst), (ins GR32:$src),
"lbr\t{$dst, $src}",
[(set GR32:$dst, (sext_inreg GR32:$src, i8))]>;
def MOVSX64rr8 : Pseudo<(outs GR64:$dst), (ins GR64:$src),
"lgbr\t{$dst, $src}",
[(set GR64:$dst, (sext_inreg GR64:$src, i8))]>;
def MOVSX32rr16 : Pseudo<(outs GR32:$dst), (ins GR32:$src),
"lhr\t{$dst, $src}",
[(set GR32:$dst, (sext_inreg GR32:$src, i16))]>;
def MOVSX64rr16 : Pseudo<(outs GR64:$dst), (ins GR64:$src),
"lghr\t{$dst, $src}",
[(set GR64:$dst, (sext_inreg GR64:$src, i16))]>;
// extloads
def MOVSX32rm8 : Pseudo<(outs GR32:$dst), (ins rriaddr:$src),
"lb\t{$dst, $src}",