diff options
Diffstat (limited to 'llvm/lib/Target')
| -rw-r--r-- | llvm/lib/Target/PowerPC/PPCInstrVSX.td | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/llvm/lib/Target/PowerPC/PPCInstrVSX.td b/llvm/lib/Target/PowerPC/PPCInstrVSX.td index d8003c9d8c8..b21b251443e 100644 --- a/llvm/lib/Target/PowerPC/PPCInstrVSX.td +++ b/llvm/lib/Target/PowerPC/PPCInstrVSX.td @@ -793,6 +793,8 @@ def : InstAlias<"xxswapd $XT, $XB", (XXPERMDI vsrc:$XT, vsrc:$XB, vsrc:$XB, 2)>; let AddedComplexity = 400 in { // Prefer VSX patterns over non-VSX patterns. + +let Predicates = [IsBigEndian] in { def : Pat<(v2f64 (scalar_to_vector f64:$A)), (v2f64 (SUBREG_TO_REG (i64 1), $A, sub_64))>; @@ -800,6 +802,18 @@ def : Pat<(f64 (vector_extract v2f64:$S, 0)), (f64 (EXTRACT_SUBREG $S, sub_64))>; def : Pat<(f64 (vector_extract v2f64:$S, 1)), (f64 (EXTRACT_SUBREG (XXPERMDI $S, $S, 2), sub_64))>; +} + +let Predicates = [IsLittleEndian] in { +def : Pat<(v2f64 (scalar_to_vector f64:$A)), + (v2f64 (XXPERMDI (SUBREG_TO_REG (i64 1), $A, sub_64), + (SUBREG_TO_REG (i64 1), $A, sub_64), 0))>; + +def : Pat<(f64 (vector_extract v2f64:$S, 0)), + (f64 (EXTRACT_SUBREG (XXPERMDI $S, $S, 2), sub_64))>; +def : Pat<(f64 (vector_extract v2f64:$S, 1)), + (f64 (EXTRACT_SUBREG $S, sub_64))>; +} // Additional fnmsub patterns: -a*c + b == -(a*c - b) def : Pat<(fma (fneg f64:$A), f64:$C, f64:$B), |
