6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-11-01 00:17:01 +00:00
Code Issues Projects Releases Wiki Activity

Replace vpermd/vpermps intrinic patterns with custom lowering to target specific nodes.

Browse Source 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@154801 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Craig Topper
2012-04-16 07:13:00 +00:00
parent 7d31d75a77
commit ffa6c40ecf
2 changed files with 14 additions and 18 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
lib/Target/X86/X86ISelLowering.cpp
View File

@@ -9597,6 +9597,12 @@ X86TargetLowering::LowerINTRINSIC_WO_CHAIN(SDValue Op, SelectionDAG &DAG) const
case Intrinsic::x86_avx_vpermil_pd_256:
return DAG.getNode(X86ISD::VPERMILP, dl, Op.getValueType(),
Op.getOperand(1), Op.getOperand(2));
case Intrinsic::x86_avx2_permd:
case Intrinsic::x86_avx2_permps:
// Operands intentionally swapped. Mask is last operand to intrinsic,
// but second operand for node/intruction.
return DAG.getNode(X86ISD::VPERMV, dl, Op.getValueType(),
Op.getOperand(2), Op.getOperand(1));
// ptest and testp intrinsics. The intrinsic these come from are designed to
// return an integer value, not just an instruction so lower it to the ptest