[SystemZ] Extend integer absolute selection

[oota-llvm.git] / lib / Target / SystemZ / SystemZOperators.td

diff --git a/lib/Target/SystemZ/SystemZOperators.td b/lib/Target/SystemZ/SystemZOperators.td
index 771fbc32f3cb509fc7c5a205996a3fee6dbfa9f2..bffe1a561876d0eb2f0c5c3417583d1da969b7fd 100644 (file)
--- a/lib/Target/SystemZ/SystemZOperators.td
+++ b/lib/Target/SystemZ/SystemZOperators.td
@@ -103,6 +103,7 @@ def z_sibcall           : SDNode<"SystemZISD::SIBCALL", SDT_ZCall,
 def z_pcrel_wrapper     : SDNode<"SystemZISD::PCREL_WRAPPER", SDT_ZWrapPtr, []>;
 def z_pcrel_offset      : SDNode<"SystemZISD::PCREL_OFFSET",
                                  SDT_ZWrapOffset, []>;
+def z_iabs              : SDNode<"SystemZISD::IABS", SDTIntUnaryOp, []>;
 def z_icmp              : SDNode<"SystemZISD::ICMP", SDT_ZICmp, [SDNPOutGlue]>;
 def z_fcmp              : SDNode<"SystemZISD::FCMP", SDT_ZCmp, [SDNPOutGlue]>;
 def z_tm                : SDNode<"SystemZISD::TM", SDT_ZICmp, [SDNPOutGlue]>;
@@ -349,6 +350,9 @@ def or_as_revinserti8 : PatFrag<(ops node:$src1, node:$src2),
                                    APInt::getLowBitsSet(BitWidth, 8));
 }]>;
 
+// Negative integer absolute.
+def z_inegabs : PatFrag<(ops node:$src), (ineg (z_iabs node:$src))>;
+
 // Integer absolute, matching the canonical form generated by DAGCombiner.
 def z_iabs32 : PatFrag<(ops node:$src),
                        (xor (add node:$src, (sra node:$src, (i32 31))),