diff options
Diffstat (limited to 'lib/Target/AArch64')
| -rw-r--r-- | lib/Target/AArch64/AArch64InstrNEON.td | 34 |
1 files changed, 22 insertions, 12 deletions
diff --git a/lib/Target/AArch64/AArch64InstrNEON.td b/lib/Target/AArch64/AArch64InstrNEON.td index 1180485b72..3056343abb 100644 --- a/lib/Target/AArch64/AArch64InstrNEON.td +++ b/lib/Target/AArch64/AArch64InstrNEON.td @@ -6233,23 +6233,21 @@ multiclass NeonI_ext<string prefix, SDNode ExtOp> { (v8i16 (!cast<Instruction>(prefix # "_8B") (v8i8 (SUBREG_TO_REG (i64 0), $Rn, sub_8)), 0)), sub_16)>; - - // v1i8 -> v1i32 - def : Pat<(v1i32 (ExtOp (v1i8 FPR8:$Rn))), - (EXTRACT_SUBREG - (v4i32 (!cast<Instruction>(prefix # "_4H") - (v4i16 (SUBREG_TO_REG (i64 0), - (v1i16 (EXTRACT_SUBREG - (v8i16 (!cast<Instruction>(prefix # "_8B") - (v8i8 (SUBREG_TO_REG (i64 0), $Rn, sub_8)), 0)), - sub_16)), - sub_16)), 0)), - sub_32)>; } defm NeonI_zext : NeonI_ext<"USHLLvvi", zext>; defm NeonI_sext : NeonI_ext<"SSHLLvvi", sext>; +// zext v1i8 -> v1i32 +def : Pat<(v1i32 (zext (v1i8 FPR8:$Rn))), + (v1i32 (EXTRACT_SUBREG + (v1i64 (SUBREG_TO_REG (i64 0), + (v1i8 (DUPbv_B + (v16i8 (SUBREG_TO_REG (i64 0), $Rn, sub_8)), + 0)), + sub_8)), + sub_32))>; + // zext v1i8 -> v1i64 def : Pat<(v1i64 (zext (v1i8 FPR8:$Rn))), (v1i64 (SUBREG_TO_REG (i64 0), @@ -6266,6 +6264,18 @@ def : Pat<(v1i64 (zext (v1i16 FPR16:$Rn))), 0)), sub_16))>; +// sext v1i8 -> v1i32 +def : Pat<(v1i32 (sext (v1i8 FPR8:$Rn))), + (EXTRACT_SUBREG + (v4i32 (SSHLLvvi_4H + (v4i16 (SUBREG_TO_REG (i64 0), + (v1i16 (EXTRACT_SUBREG + (v8i16 (SSHLLvvi_8B + (v8i8 (SUBREG_TO_REG (i64 0), $Rn, sub_8)), 0)), + sub_16)), + sub_16)), 0)), + sub_32)>; + // sext v1i8 -> v1i64 def : Pat<(v1i64 (sext (v1i8 FPR8:$Rn))), (EXTRACT_SUBREG |