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c52f01d1d7
If the declare target link entries are created but not used, the compiler will produce an error message. Patch improves handling of such situations + improves checks for possibly lost declare target variables. llvm-svn: 337207
70 lines
5.2 KiB
C++
70 lines
5.2 KiB
C++
// RUN: %clang_cc1 -verify -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-llvm %s -o - | FileCheck %s --check-prefix HOST --check-prefix CHECK
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// RUN: %clang_cc1 -verify -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-llvm-bc %s -o %t-ppc-host.bc
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// RUN: %clang_cc1 -verify -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-llvm %s -fopenmp-is-device -fopenmp-host-ir-file-path %t-ppc-host.bc -o - | FileCheck %s --check-prefix DEVICE --check-prefix CHECK
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// RUN: %clang_cc1 -verify -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-llvm %s -fopenmp-is-device -fopenmp-host-ir-file-path %t-ppc-host.bc -emit-pch -o %t
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// RUN: %clang_cc1 -verify -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-llvm %s -fopenmp-is-device -fopenmp-host-ir-file-path %t-ppc-host.bc -include-pch %t -o - | FileCheck %s --check-prefix DEVICE --check-prefix CHECK
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// RUN: %clang_cc1 -verify -fopenmp-simd -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-llvm %s -o - | FileCheck %s --check-prefix SIMD-ONLY
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// RUN: %clang_cc1 -verify -fopenmp-simd -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-llvm-bc %s -o %t-ppc-host.bc
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// RUN: %clang_cc1 -verify -fopenmp-simd -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-llvm %s -fopenmp-is-device -fopenmp-host-ir-file-path %t-ppc-host.bc -o -| FileCheck %s --check-prefix SIMD-ONLY
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// RUN: %clang_cc1 -verify -fopenmp-simd -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-llvm %s -fopenmp-is-device -fopenmp-host-ir-file-path %t-ppc-host.bc -emit-pch -o %t
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// RUN: %clang_cc1 -verify -fopenmp-simd -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-llvm %s -fopenmp-is-device -fopenmp-host-ir-file-path %t-ppc-host.bc -include-pch %t -verify -o - | FileCheck %s --check-prefix SIMD-ONLY
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// expected-no-diagnostics
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// SIMD-ONLY-NOT: {{__kmpc|__tgt}}
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#ifndef HEADER
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#define HEADER
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// HOST: @c = external global i32,
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// DEVICE-NOT: @c =
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// DEVICE: @c_decl_tgt_link_ptr = common global i32* null
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// HOST: @c_decl_tgt_link_ptr = global i32* @c
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// HOST: [[SIZES:@.+]] = private unnamed_addr constant [2 x i64] [i64 4, i64 4]
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// HOST: [[MAPTYPES:@.+]] = private unnamed_addr constant [2 x i64] [i64 35, i64 531]
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// HOST: @.omp_offloading.entry_name{{.*}} = internal unnamed_addr constant [{{[0-9]+}} x i8] c"c_decl_tgt_link_ptr\00"
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// HOST: @.omp_offloading.entry.c_decl_tgt_link_ptr = weak constant %struct.__tgt_offload_entry { i8* bitcast (i32** @c_decl_tgt_link_ptr to i8*), i8* getelementptr inbounds ([{{[0-9]+}} x i8], [{{[0-9]+}} x i8]* @.omp_offloading.entry_name, i32 0, i32 0), i64 8, i32 1, i32 0 }, section ".omp_offloading.entries", align 1
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// DEVICE-NOT: internal unnamed_addr constant [{{[0-9]+}} x i8] c"c_decl_tgt_link_ptr\00"
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// CHECK: @llvm.used = appending global [1 x i8*] [i8* bitcast (i32** @c_decl_tgt_link_ptr to i8*)]
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extern int c;
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#pragma omp declare target link(c)
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int maini1() {
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int a;
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#pragma omp target map(tofrom : a)
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{
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a = c;
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}
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return 0;
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}
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// DEVICE: define weak void @__omp_offloading_{{.*}}_{{.*}}maini1{{.*}}_l[[@LINE-7]](i32* dereferenceable{{[^,]*}}
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// DEVICE: [[C_REF:%.+]] = load i32*, i32** @c_decl_tgt_link_ptr,
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// DEVICE: [[C:%.+]] = load i32, i32* [[C_REF]],
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// DEVICE: store i32 [[C]], i32* %
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// HOST: define {{.*}}i32 @{{.*}}maini1{{.*}}()
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// HOST: [[BASEPTRS:%.+]] = alloca [2 x i8*],
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// HOST: [[PTRS:%.+]] = alloca [2 x i8*],
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// HOST: getelementptr inbounds [2 x i8*], [2 x i8*]* [[BASEPTRS]], i{{[0-9]+}} 0, i{{[0-9]+}} 0
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// HOST: getelementptr inbounds [2 x i8*], [2 x i8*]* [[PTRS]], i{{[0-9]+}} 0, i{{[0-9]+}} 0
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// HOST: [[BP1:%.+]] = getelementptr inbounds [2 x i8*], [2 x i8*]* [[BASEPTRS]], i{{[0-9]+}} 0, i{{[0-9]+}} 1
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// HOST: [[BP1_CAST:%.+]] = bitcast i8** [[BP1]] to i32***
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// HOST: store i32** @c_decl_tgt_link_ptr, i32*** [[BP1_CAST]],
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// HOST: [[P1:%.+]] = getelementptr inbounds [2 x i8*], [2 x i8*]* [[PTRS]], i{{[0-9]+}} 0, i{{[0-9]+}} 1
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// HOST: [[P1_CAST:%.+]] = bitcast i8** [[P1]] to i32**
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// HOST: store i32* @c, i32** [[P1_CAST]],
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// HOST: [[BP0:%.+]] = getelementptr inbounds [2 x i8*], [2 x i8*]* [[BASEPTRS]], i{{[0-9]+}} 0, i{{[0-9]+}} 0
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// HOST: [[P0:%.+]] = getelementptr inbounds [2 x i8*], [2 x i8*]* [[PTRS]], i{{[0-9]+}} 0, i{{[0-9]+}} 0
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// HOST: call i32 @__tgt_target(i64 -1, i8* @{{[^,]+}}, i32 2, i8** [[BP0]], i8** [[P0]], i64* getelementptr inbounds ([2 x i64], [2 x i64]* [[SIZES]], i{{[0-9]+}} 0, i{{[0-9]+}} 0), i64* getelementptr inbounds ([2 x i64], [2 x i64]* [[MAPTYPES]], i{{[0-9]+}} 0, i{{[0-9]+}} 0))
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// HOST: call void @__omp_offloading_{{.*}}_{{.*}}maini1{{.*}}_l[[@LINE-26]](i32* %{{[^,]+}})
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// HOST: define internal void @__omp_offloading_{{.*}}_{{.*}}maini1{{.*}}_l[[@LINE-28]](i32* dereferenceable{{.*}})
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// HOST: [[C:%.*]] = load i32, i32* @c,
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// HOST: store i32 [[C]], i32* %
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// CHECK: !{i32 1, !"c_decl_tgt_link_ptr", i32 1, i32 {{[0-9]+}}}
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#endif // HEADER
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