diff options
Diffstat (limited to 'llvm/lib/Target/PowerPC')
| -rw-r--r-- | llvm/lib/Target/PowerPC/PPCInstrVSX.td | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/llvm/lib/Target/PowerPC/PPCInstrVSX.td b/llvm/lib/Target/PowerPC/PPCInstrVSX.td index c4139ca8b7b..e214d26c063 100644 --- a/llvm/lib/Target/PowerPC/PPCInstrVSX.td +++ b/llvm/lib/Target/PowerPC/PPCInstrVSX.td @@ -2717,6 +2717,40 @@ def DblToFlt { dag B0 = (f32 (fpround (f64 (extractelt v2f64:$B, 0)))); dag B1 = (f32 (fpround (f64 (extractelt v2f64:$B, 1)))); } + +def ByteToWord { + dag A0 = (i32 (sext_inreg (i32 (vector_extract v16i8:$A, 0)), i8)); + dag A1 = (i32 (sext_inreg (i32 (vector_extract v16i8:$A, 4)), i8)); + dag A2 = (i32 (sext_inreg (i32 (vector_extract v16i8:$A, 8)), i8)); + dag A3 = (i32 (sext_inreg (i32 (vector_extract v16i8:$A, 12)), i8)); +} + +def ByteToDWord { + dag A0 = (i64 (sext_inreg + (i64 (anyext (i32 (vector_extract v16i8:$A, 0)))), i8)); + dag A1 = (i64 (sext_inreg + (i64 (anyext (i32 (vector_extract v16i8:$A, 8)))), i8)); +} + +def HWordToWord { + dag A0 = (i32 (sext_inreg (i32 (vector_extract v8i16:$A, 0)), i16)); + dag A1 = (i32 (sext_inreg (i32 (vector_extract v8i16:$A, 2)), i16)); + dag A2 = (i32 (sext_inreg (i32 (vector_extract v8i16:$A, 4)), i16)); + dag A3 = (i32 (sext_inreg (i32 (vector_extract v8i16:$A, 6)), i16)); +} + +def HWordToDWord { + dag A0 = (i64 (sext_inreg + (i64 (anyext (i32 (vector_extract v8i16:$A, 0)))), i16)); + dag A1 = (i64 (sext_inreg + (i64 (anyext (i32 (vector_extract v8i16:$A, 4)))), i16)); +} + +def WordToDWord { + dag A0 = (i64 (sext (i32 (vector_extract v4i32:$A, 0)))); + dag A1 = (i64 (sext (i32 (vector_extract v4i32:$A, 2)))); +} + def FltToIntLoad { dag A = (i32 (PPCmfvsr (PPCfctiwz (f64 (extloadf32 xoaddr:$A))))); } @@ -2969,4 +3003,21 @@ let AddedComplexity = 400 in { (VMRGOW (COPY_TO_REGCLASS (MTVSRDD AnyExts.D, AnyExts.B), VSRC), (COPY_TO_REGCLASS (MTVSRDD AnyExts.C, AnyExts.A), VSRC))>; } + // P9 Altivec instructions that can be used to build vectors. + // Adding them to PPCInstrVSX.td rather than PPCAltivecVSX.td to compete + // with complexities of existing build vector patterns in this file. + let Predicates = [HasP9Altivec] in { + def : Pat<(v2i64 (build_vector WordToDWord.A0, WordToDWord.A1)), + (v2i64 (VEXTSW2D $A))>; + def : Pat<(v2i64 (build_vector HWordToDWord.A0, HWordToDWord.A1)), + (v2i64 (VEXTSH2D $A))>; + def : Pat<(v4i32 (build_vector HWordToWord.A0, HWordToWord.A1, + HWordToWord.A2, HWordToWord.A3)), + (v4i32 (VEXTSH2W $A))>; + def : Pat<(v4i32 (build_vector ByteToWord.A0, ByteToWord.A1, + ByteToWord.A2, ByteToWord.A3)), + (v4i32 (VEXTSB2W $A))>; + def : Pat<(v2i64 (build_vector ByteToDWord.A0, ByteToDWord.A1)), + (v2i64 (VEXTSB2D $A))>; + } } |
