diff options
Diffstat (limited to 'llvm/lib/Target/PowerPC/PPCInstrAltivec.td')
| -rw-r--r-- | llvm/lib/Target/PowerPC/PPCInstrAltivec.td | 27 |
1 files changed, 20 insertions, 7 deletions
diff --git a/llvm/lib/Target/PowerPC/PPCInstrAltivec.td b/llvm/lib/Target/PowerPC/PPCInstrAltivec.td index bf585f3e746..4ef08eb1130 100644 --- a/llvm/lib/Target/PowerPC/PPCInstrAltivec.td +++ b/llvm/lib/Target/PowerPC/PPCInstrAltivec.td @@ -129,25 +129,36 @@ def vmrghw_swapped_shuffle : PatFrag<(ops node:$lhs, node:$rhs), def VSLDOI_get_imm : SDNodeXForm<vector_shuffle, [{ - return getI32Imm(PPC::isVSLDOIShuffleMask(N, false, *CurDAG)); + return getI32Imm(PPC::isVSLDOIShuffleMask(N, 0, *CurDAG)); }]>; def vsldoi_shuffle : PatFrag<(ops node:$lhs, node:$rhs), (vector_shuffle node:$lhs, node:$rhs), [{ - return PPC::isVSLDOIShuffleMask(N, false, *CurDAG) != -1; + return PPC::isVSLDOIShuffleMask(N, 0, *CurDAG) != -1; }], VSLDOI_get_imm>; /// VSLDOI_unary* - These are used to match vsldoi(X,X), which is turned into /// vector_shuffle(X,undef,mask) by the dag combiner. def VSLDOI_unary_get_imm : SDNodeXForm<vector_shuffle, [{ - return getI32Imm(PPC::isVSLDOIShuffleMask(N, true, *CurDAG)); + return getI32Imm(PPC::isVSLDOIShuffleMask(N, 1, *CurDAG)); }]>; def vsldoi_unary_shuffle : PatFrag<(ops node:$lhs, node:$rhs), (vector_shuffle node:$lhs, node:$rhs), [{ - return PPC::isVSLDOIShuffleMask(N, true, *CurDAG) != -1; + return PPC::isVSLDOIShuffleMask(N, 1, *CurDAG) != -1; }], VSLDOI_unary_get_imm>; +/// VSLDOI_swapped* - These fragments are provided for little-endian, where +/// the inputs must be swapped for correct semantics. +def VSLDOI_swapped_get_imm : SDNodeXForm<vector_shuffle, [{ + return getI32Imm(PPC::isVSLDOIShuffleMask(N, 2, *CurDAG)); +}]>; +def vsldoi_swapped_shuffle : PatFrag<(ops node:$lhs, node:$rhs), + (vector_shuffle node:$lhs, node:$rhs), [{ + return PPC::isVSLDOIShuffleMask(N, 2, *CurDAG) != -1; +}], VSLDOI_get_imm>; + + // VSPLT*_get_imm xform function: convert vector_shuffle mask to VSPLT* imm. def VSPLTB_get_imm : SDNodeXForm<vector_shuffle, [{ return getI32Imm(PPC::getVSPLTImmediate(N, 1, *CurDAG)); @@ -803,9 +814,11 @@ def:Pat<(vpkuwum_unary_shuffle v16i8:$vA, undef), def:Pat<(vpkuhum_unary_shuffle v16i8:$vA, undef), (VPKUHUM $vA, $vA)>; -// Match vpkuwum(y,x), vpkuhum(y,x), i.e., swapped operands. -// These fragments are matched for little-endian, where the -// inputs must be swapped for correct semantics. +// Match vsldoi(y,x), vpkuwum(y,x), vpkuhum(y,x), i.e., swapped operands. +// These fragments are matched for little-endian, where the inputs must +// be swapped for correct semantics. +def:Pat<(vsldoi_swapped_shuffle:$in v16i8:$vA, v16i8:$vB), + (VSLDOI $vB, $vA, (VSLDOI_swapped_get_imm $in))>; def:Pat<(vpkuwum_swapped_shuffle v16i8:$vA, v16i8:$vB), (VPKUWUM $vB, $vA)>; def:Pat<(vpkuhum_swapped_shuffle v16i8:$vA, v16i8:$vB), |
