diff options
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Target/AArch64/AArch64InstrInfo.td | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/llvm/lib/Target/AArch64/AArch64InstrInfo.td b/llvm/lib/Target/AArch64/AArch64InstrInfo.td index 4f052e81de2..53999b9a6fc 100644 --- a/llvm/lib/Target/AArch64/AArch64InstrInfo.td +++ b/llvm/lib/Target/AArch64/AArch64InstrInfo.td @@ -528,6 +528,12 @@ def i64imm_32bit : ImmLeaf<i64, [{ return (Imm & 0xffffffffULL) == static_cast<uint64_t>(Imm); }]>; +def s64imm_32bit : ImmLeaf<i64, [{ + int64_t Imm64 = static_cast<int64_t>(Imm); + return Imm64 >= std::numeric_limits<int32_t>::min() && + Imm64 <= std::numeric_limits<int32_t>::max(); +}]>; + def trunc_imm : SDNodeXForm<imm, [{ return CurDAG->getTargetConstant(N->getZExtValue(), SDLoc(N), MVT::i32); }]>; @@ -734,6 +740,40 @@ def : Pat<(i64 (ineg (mul (sext GPR32:$Rn), (sext GPR32:$Rm)))), (SMSUBLrrr GPR32:$Rn, GPR32:$Rm, XZR)>; def : Pat<(i64 (ineg (mul (zext GPR32:$Rn), (zext GPR32:$Rm)))), (UMSUBLrrr GPR32:$Rn, GPR32:$Rm, XZR)>; + +def : Pat<(i64 (mul (sext GPR32:$Rn), (s64imm_32bit:$C))), + (SMADDLrrr GPR32:$Rn, (MOVi32imm (trunc_imm imm:$C)), XZR)>; +def : Pat<(i64 (mul (zext GPR32:$Rn), (i64imm_32bit:$C))), + (UMADDLrrr GPR32:$Rn, (MOVi32imm (trunc_imm imm:$C)), XZR)>; +def : Pat<(i64 (mul (sext_inreg GPR64:$Rn, i32), (s64imm_32bit:$C))), + (SMADDLrrr (i32 (EXTRACT_SUBREG GPR64:$Rn, sub_32)), + (MOVi32imm (trunc_imm imm:$C)), XZR)>; + +def : Pat<(i64 (ineg (mul (sext GPR32:$Rn), (s64imm_32bit:$C)))), + (SMSUBLrrr GPR32:$Rn, (MOVi32imm (trunc_imm imm:$C)), XZR)>; +def : Pat<(i64 (ineg (mul (zext GPR32:$Rn), (i64imm_32bit:$C)))), + (UMSUBLrrr GPR32:$Rn, (MOVi32imm (trunc_imm imm:$C)), XZR)>; +def : Pat<(i64 (ineg (mul (sext_inreg GPR64:$Rn, i32), (s64imm_32bit:$C)))), + (SMSUBLrrr (i32 (EXTRACT_SUBREG GPR64:$Rn, sub_32)), + (MOVi32imm (trunc_imm imm:$C)), XZR)>; + +def : Pat<(i64 (add (mul (sext GPR32:$Rn), (s64imm_32bit:$C)), GPR64:$Ra)), + (SMADDLrrr GPR32:$Rn, (MOVi32imm (trunc_imm imm:$C)), GPR64:$Ra)>; +def : Pat<(i64 (add (mul (zext GPR32:$Rn), (i64imm_32bit:$C)), GPR64:$Ra)), + (UMADDLrrr GPR32:$Rn, (MOVi32imm (trunc_imm imm:$C)), GPR64:$Ra)>; +def : Pat<(i64 (add (mul (sext_inreg GPR64:$Rn, i32), (s64imm_32bit:$C)), + GPR64:$Ra)), + (SMADDLrrr (i32 (EXTRACT_SUBREG GPR64:$Rn, sub_32)), + (MOVi32imm (trunc_imm imm:$C)), GPR64:$Ra)>; + +def : Pat<(i64 (sub (mul (sext GPR32:$Rn), (s64imm_32bit:$C)), GPR64:$Ra)), + (SMSUBLrrr GPR32:$Rn, (MOVi32imm (trunc_imm imm:$C)), GPR64:$Ra)>; +def : Pat<(i64 (sub (mul (zext GPR32:$Rn), (i64imm_32bit:$C)), GPR64:$Ra)), + (UMSUBLrrr GPR32:$Rn, (MOVi32imm (trunc_imm imm:$C)), GPR64:$Ra)>; +def : Pat<(i64 (sub (mul (sext_inreg GPR64:$Rn, i32), (s64imm_32bit:$C)), + GPR64:$Ra)), + (SMSUBLrrr (i32 (EXTRACT_SUBREG GPR64:$Rn, sub_32)), + (MOVi32imm (trunc_imm imm:$C)), GPR64:$Ra)>; } // AddedComplexity = 5 def : MulAccumWAlias<"mul", MADDWrrr>; |
