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1// RUN: %clang_cc1 -std=c++11 -x hip -triple x86_64-linux-gnu -aux-triple amdgcn-amd-amdhsa -emit-llvm %s -o - | FileCheck %s --check-prefix=HOST2// RUN: %clang_cc1 -std=c++11 -x hip -triple x86_64-pc-windows-msvc -aux-triple amdgcn-amd-amdhsa -emit-llvm %s -o - | FileCheck %s --check-prefix=MSVC3// RUN: %clang_cc1 -std=c++11 -x hip -triple amdgcn-amd-amdhsa -fcuda-is-device -emit-llvm %s -o - | FileCheck %s --check-prefix=DEVICE4 5#include "Inputs/cuda.h"6 7// HOST: @0 = private unnamed_addr constant [43 x i8] c"_Z2k0IZZ2f1PfENKUlS0_E_clES0_EUlfE_EvS0_T_\00", align 18// HOST: @1 = private unnamed_addr constant [60 x i8] c"_Z2k1IZ2f1PfEUlfE_Z2f1S0_EUlffE_Z2f1S0_EUlfE0_EvS0_T_T0_T1_\00", align 19// Check that, on MSVC, the same device kernel mangling name is generated.10// MSVC: @0 = private unnamed_addr constant [43 x i8] c"_Z2k0IZZ2f1PfENKUlS0_E_clES0_EUlfE_EvS0_T_\00", align 111// MSVC: @1 = private unnamed_addr constant [60 x i8] c"_Z2k1IZ2f1PfEUlfE_Z2f1S0_EUlffE_Z2f1S0_EUlfE0_EvS0_T_T0_T1_\00", align 112 13__device__ float d0(float x) {14 return [](float x) { return x + 1.f; }(x);15}16 17__device__ float d1(float x) {18 return [](float x) { return x * 2.f; }(x);19}20 21// DEVICE: amdgpu_kernel void @_Z2k0IZZ2f1PfENKUlS0_E_clES0_EUlfE_EvS0_T_(22// DEVICE: define internal noundef float @_ZZZ2f1PfENKUlS_E_clES_ENKUlfE_clEf(23template <typename F>24__global__ void k0(float *p, F f) {25 p[0] = f(p[0]) + d0(p[1]) + d1(p[2]);26}27 28// DEVICE: amdgpu_kernel void @_Z2k1IZ2f1PfEUlfE_Z2f1S0_EUlffE_Z2f1S0_EUlfE0_EvS0_T_T0_T1_(29// DEVICE: define internal noundef float @_ZZ2f1PfENKUlfE_clEf(30// DEVICE: define internal noundef float @_ZZ2f1PfENKUlffE_clEff(31// DEVICE: define internal noundef float @_ZZ2f1PfENKUlfE0_clEf(32template <typename F0, typename F1, typename F2>33__global__ void k1(float *p, F0 f0, F1 f1, F2 f2) {34 p[0] = f0(p[0]) + f1(p[1], p[2]) + f2(p[3]);35}36 37void f0(float *p) {38 [](float *p) {39 *p = 1.f;40 }(p);41}42 43// The inner/outer lambdas are required to be mangled following ODR but their44// linkages are still required to keep the original `internal` linkage.45 46// HOST: define internal void @_ZZ2f1PfENKUlS_E_clES_(47void f1(float *p) {48 [](float *p) {49 k0<<<1,1>>>(p, [] __device__ (float x) { return x + 3.f; });50 }(p);51 k1<<<1,1>>>(p,52 [] __device__ (float x) { return x + 4.f; },53 [] __device__ (float x, float y) { return x * y; },54 [] __device__ (float x) { return x + 5.f; });55}56// HOST: @__hip_register_globals57// HOST: __hipRegisterFunction{{.*}}@_Z2k0IZZ2f1PfENKUlS0_E_clES0_EUlfE_EvS0_T_{{.*}}@058// HOST: __hipRegisterFunction{{.*}}@_Z2k1IZ2f1PfEUlfE_Z2f1S0_EUlffE_Z2f1S0_EUlfE0_EvS0_T_T0_T1_{{.*}}@159// MSVC: __hipRegisterFunction{{.*}}@"??$k0@V<lambda_1>@?0???R1?0??f1@@YAXPEAM@Z@QEBA@0@Z@@@YAXPEAMV<lambda_1>@?0???R0?0??f1@@YAX0@Z@QEBA@0@Z@@Z{{.*}}@060// MSVC: __hipRegisterFunction{{.*}}@"??$k1@V<lambda_2>@?0??f1@@YAXPEAM@Z@V<lambda_3>@?0??2@YAX0@Z@V<lambda_4>@?0??2@YAX0@Z@@@YAXPEAMV<lambda_2>@?0??f1@@YAX0@Z@V<lambda_3>@?0??1@YAX0@Z@V<lambda_4>@?0??1@YAX0@Z@@Z{{.*}}@161