llvm/test/TableGen/GlobalISelEmitter-input-discard.td

   1 // RUN: llvm-tblgen -gen-global-isel -warn-on-skipped-patterns -I %p/../../include -I %p/Common %s -o - < %s | FileCheck -check-prefix=GISEL %s
   2
   3 include "llvm/Target/Target.td"
   4 include "GlobalISelEmitterCommon.td"
   5
   6 def int_tgt_foo : Intrinsic<[llvm_i32_ty], [llvm_i32_ty, llvm_i32_ty], []>;
   7
   8 // Test that using srcvalue works for discarded pattern inputs.
   9 def FOO : I<(outs GPR32:$dst), (ins GPR32Op:$src0, GPR32Op:$src1), []>;
  10
  11 // GISEL: GIM_CheckOpcode, /*MI*/0, GIMT_Encode2(TargetOpcode::G_INTRINSIC_W_SIDE_EFFECTS),
  12 // GISEL-NEXT: GIM_CheckNumOperands, /*MI*/0, /*Expected*/4,
  13 // GISEL-NEXT: GIM_CheckIntrinsicID, /*MI*/0, /*Op*/1, GIMT_Encode2(Intrinsic::tgt_foo),
  14 // GISEL-NEXT: GIM_RootCheckType, /*Op*/0, /*Type*/GILLT_s32,
  15 // GISEL-NEXT: GIM_RootCheckType, /*Op*/2, /*Type*/GILLT_s32,
  16 // GISEL-NEXT: GIM_RootCheckType, /*Op*/3, /*Type*/GILLT_s32,
  17 // GISEL-NEXT: GIM_RootCheckRegBankForClass, /*Op*/0, /*RC*/GIMT_Encode2(MyTarget::GPR32RegClassID),
  18 // GISEL-NEXT: // (intrinsic_w_chain:{ *:[i32] } {{[0-9]+}}:{ *:[iPTR] }, srcvalue:{ *:[i32] }, i32:{ *:[i32] }:$src1)  =>  (FOO:{ *:[i32] } (IMPLICIT_DEF:{ *:[i32] }), GPR32:{ *:[i32] }:$src1)
  19 // GISEL-NEXT: GIR_MakeTempReg, /*TempRegID*/0, /*TypeID*/GILLT_s32,
  20 // GISEL-NEXT: GIR_BuildMI, /*InsnID*/1, /*Opcode*/GIMT_Encode2(TargetOpcode::IMPLICIT_DEF),
  21 // GISEL-NEXT: GIR_AddTempRegister, /*InsnID*/1, /*TempRegID*/0, /*TempRegFlags*/GIMT_Encode2(RegState::Define),
  22 // GISEL-NEXT: GIR_ConstrainSelectedInstOperands, /*InsnID*/1,
  23 // GISEL-NEXT: GIR_BuildRootMI, /*Opcode*/GIMT_Encode2(MyTarget::FOO),
  24 // GISEL-NEXT: GIR_RootToRootCopy, /*OpIdx*/0, // DstI[dst]
  25 // GISEL-NEXT: GIR_AddSimpleTempRegister, /*InsnID*/0, /*TempRegID*/0,
  26 // GISEL-NEXT: GIR_RootToRootCopy, /*OpIdx*/3, // src1
  27 // GISEL-NEXT: GIR_RootConstrainSelectedInstOperands,
  28 // GISEL-NEXT: // GIR_Coverage
  29 // GISEL-NEXT: GIR_EraseRootFromParent_Done,
  30 def : Pat <
  31   (int_tgt_foo (i32 srcvalue), i32:$src1),
  32   (FOO (IMPLICIT_DEF), GPR32:$src1)
  33 >;