| //===---- AMDCallingConv.td - Calling Conventions for Radeon GPUs ---------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This describes the calling conventions for the AMD Radeon GPUs. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // Inversion of CCIfInReg |
| class CCIfNotInReg<CCAction A> : CCIf<"!ArgFlags.isInReg()", A> {} |
| |
| // Calling convention for SI |
| def CC_SI : CallingConv<[ |
| |
| CCIfInReg<CCIfType<[f32, i32] , CCAssignToReg<[ |
| SGPR0, SGPR1, SGPR2, SGPR3, SGPR4, SGPR5, SGPR6, SGPR7, |
| SGPR8, SGPR9, SGPR10, SGPR11, SGPR12, SGPR13, SGPR14, SGPR15, |
| SGPR16, SGPR17, SGPR18, SGPR19, SGPR20, SGPR21, SGPR22, SGPR23, |
| SGPR24, SGPR25, SGPR26, SGPR27, SGPR28, SGPR29, SGPR30, SGPR31, |
| SGPR32, SGPR33, SGPR34, SGPR35, SGPR36, SGPR37, SGPR38, SGPR39 |
| ]>>>, |
| |
| CCIfInReg<CCIfType<[i64] , CCAssignToRegWithShadow< |
| [ SGPR0, SGPR2, SGPR4, SGPR6, SGPR8, SGPR10, SGPR12, SGPR14, |
| SGPR16, SGPR18, SGPR20, SGPR22, SGPR24, SGPR26, SGPR28, SGPR30, |
| SGPR32, SGPR34, SGPR36, SGPR38 ], |
| [ SGPR1, SGPR3, SGPR5, SGPR7, SGPR9, SGPR11, SGPR13, SGPR15, |
| SGPR17, SGPR19, SGPR21, SGPR23, SGPR25, SGPR27, SGPR29, SGPR31, |
| SGPR33, SGPR35, SGPR37, SGPR39 ] |
| >>>, |
| |
| // 32*4 + 4 is the minimum for a fetch shader consumer with 32 inputs. |
| CCIfNotInReg<CCIfType<[f32, i32] , CCAssignToReg<[ |
| VGPR0, VGPR1, VGPR2, VGPR3, VGPR4, VGPR5, VGPR6, VGPR7, |
| VGPR8, VGPR9, VGPR10, VGPR11, VGPR12, VGPR13, VGPR14, VGPR15, |
| VGPR16, VGPR17, VGPR18, VGPR19, VGPR20, VGPR21, VGPR22, VGPR23, |
| VGPR24, VGPR25, VGPR26, VGPR27, VGPR28, VGPR29, VGPR30, VGPR31, |
| VGPR32, VGPR33, VGPR34, VGPR35, VGPR36, VGPR37, VGPR38, VGPR39, |
| VGPR40, VGPR41, VGPR42, VGPR43, VGPR44, VGPR45, VGPR46, VGPR47, |
| VGPR48, VGPR49, VGPR50, VGPR51, VGPR52, VGPR53, VGPR54, VGPR55, |
| VGPR56, VGPR57, VGPR58, VGPR59, VGPR60, VGPR61, VGPR62, VGPR63, |
| VGPR64, VGPR65, VGPR66, VGPR67, VGPR68, VGPR69, VGPR70, VGPR71, |
| VGPR72, VGPR73, VGPR74, VGPR75, VGPR76, VGPR77, VGPR78, VGPR79, |
| VGPR80, VGPR81, VGPR82, VGPR83, VGPR84, VGPR85, VGPR86, VGPR87, |
| VGPR88, VGPR89, VGPR90, VGPR91, VGPR92, VGPR93, VGPR94, VGPR95, |
| VGPR96, VGPR97, VGPR98, VGPR99, VGPR100, VGPR101, VGPR102, VGPR103, |
| VGPR104, VGPR105, VGPR106, VGPR107, VGPR108, VGPR109, VGPR110, VGPR111, |
| VGPR112, VGPR113, VGPR114, VGPR115, VGPR116, VGPR117, VGPR118, VGPR119, |
| VGPR120, VGPR121, VGPR122, VGPR123, VGPR124, VGPR125, VGPR126, VGPR127, |
| VGPR128, VGPR129, VGPR130, VGPR131, VGPR132, VGPR133, VGPR134, VGPR135 |
| ]>>>, |
| |
| CCIfByVal<CCIfType<[i64] , CCAssignToRegWithShadow< |
| [ SGPR0, SGPR2, SGPR4, SGPR6, SGPR8, SGPR10, SGPR12, SGPR14, |
| SGPR16, SGPR18, SGPR20, SGPR22, SGPR24, SGPR26, SGPR28, SGPR30, |
| SGPR32, SGPR34, SGPR36, SGPR38 ], |
| [ SGPR1, SGPR3, SGPR5, SGPR7, SGPR9, SGPR11, SGPR13, SGPR15, |
| SGPR17, SGPR19, SGPR21, SGPR23, SGPR25, SGPR27, SGPR29, SGPR31, |
| SGPR33, SGPR35, SGPR37, SGPR39 ] |
| >>> |
| |
| ]>; |
| |
| def RetCC_SI : CallingConv<[ |
| CCIfType<[i32] , CCAssignToReg<[ |
| SGPR0, SGPR1, SGPR2, SGPR3, SGPR4, SGPR5, SGPR6, SGPR7, |
| SGPR8, SGPR9, SGPR10, SGPR11, SGPR12, SGPR13, SGPR14, SGPR15, |
| SGPR16, SGPR17, SGPR18, SGPR19, SGPR20, SGPR21, SGPR22, SGPR23, |
| SGPR24, SGPR25, SGPR26, SGPR27, SGPR28, SGPR29, SGPR30, SGPR31, |
| SGPR32, SGPR33, SGPR34, SGPR35, SGPR36, SGPR37, SGPR38, SGPR39 |
| ]>>, |
| |
| // 32*4 + 4 is the minimum for a fetch shader with 32 outputs. |
| CCIfType<[f32] , CCAssignToReg<[ |
| VGPR0, VGPR1, VGPR2, VGPR3, VGPR4, VGPR5, VGPR6, VGPR7, |
| VGPR8, VGPR9, VGPR10, VGPR11, VGPR12, VGPR13, VGPR14, VGPR15, |
| VGPR16, VGPR17, VGPR18, VGPR19, VGPR20, VGPR21, VGPR22, VGPR23, |
| VGPR24, VGPR25, VGPR26, VGPR27, VGPR28, VGPR29, VGPR30, VGPR31, |
| VGPR32, VGPR33, VGPR34, VGPR35, VGPR36, VGPR37, VGPR38, VGPR39, |
| VGPR40, VGPR41, VGPR42, VGPR43, VGPR44, VGPR45, VGPR46, VGPR47, |
| VGPR48, VGPR49, VGPR50, VGPR51, VGPR52, VGPR53, VGPR54, VGPR55, |
| VGPR56, VGPR57, VGPR58, VGPR59, VGPR60, VGPR61, VGPR62, VGPR63, |
| VGPR64, VGPR65, VGPR66, VGPR67, VGPR68, VGPR69, VGPR70, VGPR71, |
| VGPR72, VGPR73, VGPR74, VGPR75, VGPR76, VGPR77, VGPR78, VGPR79, |
| VGPR80, VGPR81, VGPR82, VGPR83, VGPR84, VGPR85, VGPR86, VGPR87, |
| VGPR88, VGPR89, VGPR90, VGPR91, VGPR92, VGPR93, VGPR94, VGPR95, |
| VGPR96, VGPR97, VGPR98, VGPR99, VGPR100, VGPR101, VGPR102, VGPR103, |
| VGPR104, VGPR105, VGPR106, VGPR107, VGPR108, VGPR109, VGPR110, VGPR111, |
| VGPR112, VGPR113, VGPR114, VGPR115, VGPR116, VGPR117, VGPR118, VGPR119, |
| VGPR120, VGPR121, VGPR122, VGPR123, VGPR124, VGPR125, VGPR126, VGPR127, |
| VGPR128, VGPR129, VGPR130, VGPR131, VGPR132, VGPR133, VGPR134, VGPR135 |
| ]>> |
| ]>; |
| |
| // Calling convention for R600 |
| def CC_R600 : CallingConv<[ |
| CCIfInReg<CCIfType<[v4f32, v4i32] , CCAssignToReg<[ |
| T0_XYZW, T1_XYZW, T2_XYZW, T3_XYZW, T4_XYZW, T5_XYZW, T6_XYZW, T7_XYZW, |
| T8_XYZW, T9_XYZW, T10_XYZW, T11_XYZW, T12_XYZW, T13_XYZW, T14_XYZW, T15_XYZW, |
| T16_XYZW, T17_XYZW, T18_XYZW, T19_XYZW, T20_XYZW, T21_XYZW, T22_XYZW, |
| T23_XYZW, T24_XYZW, T25_XYZW, T26_XYZW, T27_XYZW, T28_XYZW, T29_XYZW, |
| T30_XYZW, T31_XYZW, T32_XYZW |
| ]>>> |
| ]>; |
| |
| // Calling convention for compute kernels |
| def CC_AMDGPU_Kernel : CallingConv<[ |
| CCCustom<"allocateKernArg"> |
| ]>; |
| |
| def CC_AMDGPU : CallingConv<[ |
| CCIf<"static_cast<const AMDGPUSubtarget&>" |
| "(State.getMachineFunction().getSubtarget()).getGeneration() >=" |
| "AMDGPUSubtarget::SOUTHERN_ISLANDS && " |
| "!AMDGPU::isShader(State.getCallingConv())", |
| CCDelegateTo<CC_AMDGPU_Kernel>>, |
| CCIf<"static_cast<const AMDGPUSubtarget&>" |
| "(State.getMachineFunction().getSubtarget()).getGeneration() < " |
| "AMDGPUSubtarget::SOUTHERN_ISLANDS && " |
| "!AMDGPU::isShader(State.getCallingConv())", |
| CCDelegateTo<CC_AMDGPU_Kernel>>, |
| CCIf<"static_cast<const AMDGPUSubtarget&>" |
| "(State.getMachineFunction().getSubtarget()).getGeneration() >= " |
| "AMDGPUSubtarget::SOUTHERN_ISLANDS", |
| CCDelegateTo<CC_SI>>, |
| CCIf<"static_cast<const AMDGPUSubtarget&>" |
| "(State.getMachineFunction().getSubtarget()).getGeneration() < " |
| "AMDGPUSubtarget::SOUTHERN_ISLANDS", |
| CCDelegateTo<CC_R600>> |
| ]>; |