| // RUN: llvm-tblgen -gen-subtarget -I %p/../../include %s 2>&1 | FileCheck %s | |
| // RUN: not llvm-tblgen -gen-subtarget -I %p/../../include -DERROR1 %s 2>&1 | FileCheck --check-prefix=ERROR1 %s | |
| // Make sure that ReadAdvance entries with multiple writes are correctly | |
| // handled. | |
| include "llvm/Target/Target.td" | |
| def MyTarget : Target; | |
| let OutOperandList = (outs), InOperandList = (ins) in { | |
| def Inst_A : Instruction; | |
| def Inst_B : Instruction; | |
| def Inst_C : Instruction; | |
| } | |
| let CompleteModel = 0 in { | |
| def SchedModel_A: SchedMachineModel; | |
| } | |
| def Read_D : SchedRead; | |
| def Read_E : SchedRead; | |
| // CHECK: extern const llvm::MCReadAdvanceEntry MyTargetReadAdvanceTable[] = { | |
| // CHECK-NEXT: {0, 0, 0}, // Invalid | |
| // CHECK-NEXT: {0, 1, 1}, // #1 | |
| // CHECK-NEXT: {0, 2, 3}, // #2 | |
| // CHECK-NEXT: {0, 3, 2} // #3 | |
| // CHECK-NEXT: }; // MyTargetReadAdvanceTable | |
| let SchedModel = SchedModel_A in { | |
| def Write_A : SchedWriteRes<[]>; | |
| def Write_B : SchedWriteRes<[]>; | |
| def Write_C : SchedWriteRes<[]>; | |
| def : InstRW<[Write_A], (instrs Inst_A)>; | |
| def : InstRW<[Write_B], (instrs Inst_B)>; | |
| def : InstRW<[Write_C, Read_D], (instrs Inst_C)>; | |
| def : ReadAdvance<Read_D, 2, [Write_A, Write_B, Write_C], [-1, 1]>; | |
| #ifdef ERROR1 | |
| // ERROR1: error: assertion failed: cannot have more `tunables' than `writes' | |
| def : ReadAdvance<Read_E, 2, [Write_A, Write_B, Write_C], [1, 2, 3, 4]>; | |
| #endif | |
| } | |
| def ProcessorA: ProcessorModel<"ProcessorA", SchedModel_A, []>; |