| // RUN: llvm-tblgen -gen-asm-matcher -I %p/../../include %s | FileCheck %s |
| |
| include "llvm/Target/Target.td" |
| |
| def ArchInstrInfo : InstrInfo { } |
| |
| def Arch : Target { |
| let InstructionSet = ArchInstrInfo; |
| } |
| |
| def Reg : Register<"reg">; |
| def RegClass : RegisterClass<"foo", [i32], 0, (add Reg)>; |
| |
| def AsmCond1 : SubtargetFeature<"cond1", "cond1", "true", "">; |
| def AsmCond2 : SubtargetFeature<"cond2", "cond2", "true", "">; |
| |
| def Subtarget1 : Predicate<"Pred1">, AssemblerPredicate<(all_of AsmCond1)>; |
| def Subtarget2 : Predicate<"Pred2">, AssemblerPredicate<(all_of AsmCond2)>; |
| |
| multiclass DefInstruction<string name, dag outs, dag ins, Predicate pred> { |
| def "" : Instruction { |
| let Size = 2; |
| let OutOperandList = outs; |
| let InOperandList = ins; |
| let AsmString = name; |
| let Predicates = [pred]; |
| } |
| def : MnemonicAlias<name # "_alias", name>; |
| } |
| |
| defm FooInst1 : DefInstruction<"foo", (outs), (ins), Subtarget1>; |
| |
| defm FooInst2 : DefInstruction<"foo", (outs), (ins), Subtarget2>; |
| |
| // Check that applyMnemonicAliases maps "foo_alias" to "foo" once only and |
| // without checking any predicates. |
| |
| // CHECK: if (memcmp(Mnemonic.data()+0, "foo_alias", 9) != 0) |
| // CHECK-NEXT: break; |
| // CHECK-NEXT: Mnemonic = "foo"; // "foo_alias" |
| // CHECK-NEXT: return; |
