| // RUN: llvm-tblgen %s -gen-global-isel -optimize-match-table=false -I %p/../../include -I %p/Common -o - | FileCheck %s |
| |
| include "llvm/Target/Target.td" |
| include "GlobalISelEmitterCommon.td" |
| |
| def InstThreeOperands : I<(outs GPR32:$dst), (ins GPR32:$cond, GPR32:$src,GPR32:$src2), []>; |
| |
| class SrlPF<bit IC>: PatFrag< |
| (ops node:$PATFRAG_Src0, node:$src1), |
| (srl $PATFRAG_Src0, $src1)>, GISelFlags { |
| let GIIgnoreCopies = IC; |
| } |
| |
| // GIIgnoreCopies on Pattern |
| // MIs[1] should be using IgnoreCopies variants. |
| let GIIgnoreCopies = 1 in |
| def : Pat< |
| (i32 (sub (mul i32:$src0, i32:$src0), i32:$src1)), |
| (InstThreeOperands GPR32:$src0, GPR32:$src1, GPR32:$src1) |
| >, GISelFlags; |
| |
| // GIIgnoreCopies set on "root" PatFrag. |
| // MIs[1] and MIs[2] should be using IgnoreCopies variants. |
| def : Pat< |
| (i32 (SrlPF<1> (shl (mul i32:$src0, i32:$src0), i32:$src1), i32:$src0)), |
| (InstThreeOperands GPR32:$src0, GPR32:$src1, GPR32:$src1) |
| >; |
| |
| // GIIgnoreCopies set on "root" PatFrag, but a children PatFrag forces it back to zero. |
| // MIs[1] should be using IgnoreCopies variants. |
| // MIs[2] should NOT be using them. |
| def : Pat< |
| (i32 (SrlPF<1> (SrlPF<0> (add i32:$src0, i32:$src0), i32:$src1), i32:$src0)), |
| (InstThreeOperands GPR32:$src0, GPR32:$src1, GPR32:$src1) |
| >; |
| |
| // CHECK: GIM_Try |
| // CHECK: GIM_RecordInsnIgnoreCopies, /*DefineMI*/1, /*MI*/0, /*OpIdx*/1, // MIs[1] |
| // CHECK: GIM_CheckOpcode, /*MI*/1, GIMT_Encode2(TargetOpcode::G_LSHR) |
| // CHECK: GIM_RecordInsn, /*DefineMI*/2, /*MI*/1, /*OpIdx*/1, // MIs[2] |
| // CHECK: GIM_CheckOpcode, /*MI*/2, GIMT_Encode2(TargetOpcode::G_ADD) |
| // CHECK: GIM_CheckIsSameOperand, /*MI*/2, /*OpIdx*/2, /*OtherMI*/2, /*OtherOpIdx*/1 |
| // CHECK: GIM_CheckIsSameOperandIgnoreCopies, /*MI*/0, /*OpIdx*/2, /*OtherMI*/2, /*OtherOpIdx*/1 |
| // CHECK: // (srl:{ *:[i32] } (srl:{ *:[i32] } (add:{ *:[i32] } i32:{ *:[i32] }:$src0, i32:{ *:[i32] }:$src0), i32:{ *:[i32] }:$src1), i32:{ *:[i32] }:$src0) |
| // CHECK: GIR_EraseRootFromParent_Done |
| // CHECK: GIM_Try |
| // CHECK: GIM_RecordInsnIgnoreCopies, /*DefineMI*/1, /*MI*/0, /*OpIdx*/1, // MIs[1] |
| // CHECK: GIM_CheckOpcode, /*MI*/1, GIMT_Encode2(TargetOpcode::G_SHL) |
| // CHECK: GIM_RecordInsnIgnoreCopies, /*DefineMI*/2, /*MI*/1, /*OpIdx*/1, // MIs[2] |
| // CHECK: GIM_CheckOpcode, /*MI*/2, GIMT_Encode2(TargetOpcode::G_MUL) |
| // CHECK: GIM_CheckIsSameOperandIgnoreCopies, /*MI*/2, /*OpIdx*/2, /*OtherMI*/2, /*OtherOpIdx*/1 |
| // CHECK: GIM_CheckIsSameOperandIgnoreCopies, /*MI*/0, /*OpIdx*/2, /*OtherMI*/2, /*OtherOpIdx*/1 |
| // CHECK: // (srl:{ *:[i32] } (shl:{ *:[i32] } (mul:{ *:[i32] } i32:{ *:[i32] }:$src0, i32:{ *:[i32] }:$src0), i32:{ *:[i32] }:$src1), i32:{ *:[i32] }:$src0) |
| // CHECK: GIR_EraseRootFromParent_Done |
| // CHECK: GIM_Try |
| // CHECK: GIM_RecordInsnIgnoreCopies, /*DefineMI*/1, /*MI*/0, /*OpIdx*/1, // MIs[1] |
| // CHECK: GIM_CheckOpcode, /*MI*/1, GIMT_Encode2(TargetOpcode::G_MUL) |
| // CHECK: GIM_CheckIsSameOperandIgnoreCopies, /*MI*/1, /*OpIdx*/2, /*OtherMI*/1, /*OtherOpIdx*/1 |
| // CHECK: // (sub:{ *:[i32] } (mul:{ *:[i32] } i32:{ *:[i32] }:$src0, i32:{ *:[i32] }:$src0), i32:{ *:[i32] }:$src1) => (InstThreeOperands:{ *:[i32] } GPR32:{ *:[i32] }:$src0, GPR32:{ *:[i32] }:$src1, GPR32:{ *:[i32] }:$src1) |
| // CHECK: GIR_EraseRootFromParent_Done |
