replica
/
hanchenye-llvm-project
2
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

On some targets (e.g. X86), shift amounts are not the same as the value 

being shifted.  Don't assume they are.

llvm-svn: 24598
This commit is contained in:
Chris Lattner 2005-12-05 02:37:26 +00:00
parent ba369ae8f1
commit 282c2af4d8
1 changed files with 6 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
llvm/lib/Target/TargetSelectionDAG.td
View File

@ -73,6 +73,9 @@ def SDTUNDEF : SDTypeProfile<1, 0, []>; // for 'undef'.
def SDTIntBinOp : SDTypeProfile<1, 2, [ // add, and, or, xor, udiv, etc. def SDTIntBinOp : SDTypeProfile<1, 2, [ // add, and, or, xor, udiv, etc.
SDTCisSameAs<0, 1>, SDTCisSameAs<0, 2>, SDTCisInt<0> SDTCisSameAs<0, 1>, SDTCisSameAs<0, 2>, SDTCisInt<0>
]>; ]>;
def SDTIntShiftOp : SDTypeProfile<1, 2, [ // shl, sra, srl
SDTCisSameAs<0, 1>, SDTCisInt<0>, SDTCisInt<2>
]>;
def SDTFPBinOp : SDTypeProfile<1, 2, [ // fadd, fmul, etc. def SDTFPBinOp : SDTypeProfile<1, 2, [ // fadd, fmul, etc.
SDTCisSameAs<0, 1>, SDTCisSameAs<0, 2>, SDTCisFP<0> SDTCisSameAs<0, 1>, SDTCisSameAs<0, 2>, SDTCisFP<0>
]>; ]>;
@ -172,9 +175,9 @@ def sdiv : SDNode<"ISD::SDIV" , SDTIntBinOp>;
def udiv : SDNode<"ISD::UDIV" , SDTIntBinOp>; def udiv : SDNode<"ISD::UDIV" , SDTIntBinOp>;
def srem : SDNode<"ISD::SREM" , SDTIntBinOp>; def srem : SDNode<"ISD::SREM" , SDTIntBinOp>;
def urem : SDNode<"ISD::UREM" , SDTIntBinOp>; def urem : SDNode<"ISD::UREM" , SDTIntBinOp>;
def srl : SDNode<"ISD::SRL" , SDTIntBinOp>; def srl : SDNode<"ISD::SRL" , SDTIntShiftOp>;
def sra : SDNode<"ISD::SRA" , SDTIntBinOp>; def sra : SDNode<"ISD::SRA" , SDTIntShiftOp>;
def shl : SDNode<"ISD::SHL" , SDTIntBinOp>; def shl : SDNode<"ISD::SHL" , SDTIntShiftOp>;
def and : SDNode<"ISD::AND" , SDTIntBinOp, def and : SDNode<"ISD::AND" , SDTIntBinOp,
[SDNPCommutative, SDNPAssociative]>; [SDNPCommutative, SDNPAssociative]>;
def or : SDNode<"ISD::OR" , SDTIntBinOp, def or : SDNode<"ISD::OR" , SDTIntBinOp,