| //===-- SPIRVRegisterInfo.td - SPIR-V Register defs --------*- tablegen -*-===// | |
| // | |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. | |
| // See https://llvm.org/LICENSE.txt for license information. | |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception | |
| // | |
| //===----------------------------------------------------------------------===// | |
| // | |
| // Declarations that describe the SPIR-V register file. | |
| // | |
| //===----------------------------------------------------------------------===// | |
| let Namespace = "SPIRV" in { | |
| def p0 : PtrValueType <i32, 0>; | |
| // All registers are for 32-bit identifiers, so have a single dummy register | |
| // Class for registers that are the result of OpTypeXXX instructions | |
| def TYPE0 : Register<"TYPE0">; | |
| def TYPE : RegisterClass<"SPIRV", [i32], 32, (add TYPE0)>; | |
| // Class for every other non-type ID | |
| def ID0 : Register<"ID0">; | |
| def ID : RegisterClass<"SPIRV", [i32], 32, (add ID0)>; | |
| def fID0 : Register<"FID0">; | |
| def fID : RegisterClass<"SPIRV", [f32], 32, (add fID0)>; | |
| def pID0 : Register<"pID0">; | |
| def pID : RegisterClass<"SPIRV", [p0], 32, (add pID0)>; | |
| def vID0 : Register<"pID0">; | |
| def vID : RegisterClass<"SPIRV", [v2i32], 32, (add vID0)>; | |
| def vfID0 : Register<"pID0">; | |
| def vfID : RegisterClass<"SPIRV", [v2f32], 32, (add vfID0)>; | |
| def ANYID : RegisterClass<"SPIRV", [i32, f32, p0, v2i32, v2f32], 32, (add ID, fID, pID, vID, vfID)>; | |
| // A few instructions like OpName can take ids from both type and non-type | |
| // instructions, so we need a super-class to allow for both to count as valid | |
| // arguments for these instructions. | |
| def ANY : RegisterClass<"SPIRV", [i32], 32, (add TYPE, ID)>; | |
| } |