| // RUN: llvm-tblgen -gen-register-info -I %p/../../include -I %p/Common %s | FileCheck %s |
| |
| // Checks the CostPerUse value for the registers. |
| include "llvm/Target/Target.td" |
| |
| let Namespace = "MyTarget" in { |
| |
| foreach Index = 0-3 in { |
| // Adds register cost value 1. |
| let CostPerUse = [1] in { |
| def S#Index : Register <"s"#Index>; |
| } |
| } |
| |
| // CostPerUse by default to 0. |
| def D0 : Register<"d0">; |
| def D1 : Register<"d1">; |
| |
| } // Namespace = "MyTarget" |
| |
| |
| def SRegs : RegisterClass<"MyTarget", [i32], 32, (sequence "S%u", 0, 3)>; |
| def DRegs : RegisterClass<"MyTarget", [i32], 32, (sequence "D%u", 0, 1)>; |
| |
| def MyTarget : Target; |
| |
| // CHECK: static const uint8_t CostPerUseTable[] = { |
| // CHECK-NEXT: 0, 0, 0, 1, 1, 1, 1, }; |
| |
| // CHECK: static const bool InAllocatableClassTable[] = { |
| // CHECK-NEXT: false, true, true, true, true, true, true, }; |
| |
| // CHECK: static const TargetRegisterInfoDesc MyTargetRegInfoDesc = { // Extra Descriptors |
| // CHECK-NEXT: CostPerUseTable, 1, InAllocatableClassTable}; |
| |
| // CHECK: TargetRegisterInfo(&MyTargetRegInfoDesc, RegisterClasses, RegisterClasses+2, |
