diff options
Diffstat (limited to 'clang/test/Driver/openmp-offload.c')
| -rw-r--r-- | clang/test/Driver/openmp-offload.c | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/clang/test/Driver/openmp-offload.c b/clang/test/Driver/openmp-offload.c index 4781bdb40f2..1d40ec1bcfc 100644 --- a/clang/test/Driver/openmp-offload.c +++ b/clang/test/Driver/openmp-offload.c @@ -173,3 +173,104 @@ // CHK-PHASES-WITH-CUDA: 20: assembler, {19}, object, (device-openmp) // CHK-PHASES-WITH-CUDA: 21: linker, {20}, image, (device-openmp) // CHK-PHASES-WITH-CUDA: 22: offload, "host-cuda-openmp (powerpc64le-ibm-linux-gnu)" {14}, "device-openmp (nvptx64-nvidia-cuda)" {21}, image + +/// ########################################################################### + +/// Check of the commands passed to each tool when using valid OpenMP targets. +/// Here we also check that offloading does not break the use of integrated +/// assembler. It does however preclude the merge of the host compile and +/// backend phases. There are also two offloading specific options: +/// -fopenmp-is-device: will tell the frontend that it will generate code for a +/// target. +/// -fopenmp-host-ir-file-path: specifies the host IR file that can be loaded by +/// the target code generation to gather information about which declaration +/// really need to be emitted. +/// We use -fopenmp-dump-offload-linker-script to dump the linker script and +/// check its contents. +/// +// RUN: %clang -### -fopenmp -o %t.out -target powerpc64le-linux -fopenmp-targets=powerpc64le-ibm-linux-gnu,x86_64-pc-linux-gnu %s -fopenmp-dump-offload-linker-script 2>&1 \ +// RUN: | FileCheck -check-prefix=CHK-COMMANDS -check-prefix=CHK-LKS -check-prefix=CHK-LKS-REG %s +// RUN: %clang -### -fopenmp -o %t.out -target powerpc64le-linux -fopenmp-targets=powerpc64le-ibm-linux-gnu,x86_64-pc-linux-gnu %s -save-temps -fopenmp-dump-offload-linker-script 2>&1 \ +// RUN: | FileCheck -check-prefix=CHK-COMMANDS-ST -check-prefix=CHK-LKS -check-prefix=CHK-LKS-ST %s + +// Make sure we are not dumping the script unless the user requested it. +// RUN: %clang -### -fopenmp -o %t.out -target powerpc64le-linux -fopenmp-targets=powerpc64le-ibm-linux-gnu,x86_64-pc-linux-gnu %s 2>&1 \ +// RUN: | FileCheck -check-prefix=CHK-LKS-NODUMP %s +// RUN: %clang -### -fopenmp -o %t.out -target powerpc64le-linux -fopenmp-targets=powerpc64le-ibm-linux-gnu,x86_64-pc-linux-gnu %s -save-temps 2>&1 \ +// RUN: | FileCheck -check-prefix=CHK-LKS-NODUMP %s + +// +// Check the linker script contains what we expect. +// +// CHK-LKS: /* +// CHK-LKS: OpenMP Offload Linker Script +// CHK-LKS: *** Automatically generated by Clang *** +// CHK-LKS-NODUMP-NOT: OpenMP Offload Linker Script. +// CHK-LKS: */ +// CHK-LKS: TARGET(binary) +// CHK-LKS-REG: INPUT([[T1BIN:.+\.out]]) +// CHK-LKS-REG: INPUT([[T2BIN:.+\.out]]) +// CHK-LKS-ST: INPUT([[T1BIN:.+\.out-device-openmp-powerpc64le-ibm-linux-gnu]]) +// CHK-LKS-ST: INPUT([[T2BIN:.+\.out-device-openmp-x86_64-pc-linux-gnu]]) +// CHK-LKS: SECTIONS +// CHK-LKS: { +// CHK-LKS: .omp_offloading : +// CHK-LKS: ALIGN(0x10) +// CHK-LKS: { +// CHK-LKS: . = ALIGN(0x10); +// CHK-LKS: PROVIDE_HIDDEN(.omp_offloading.img_start.powerpc64le-ibm-linux-gnu = .); +// CHK-LKS: [[T1BIN]] +// CHK-LKS: PROVIDE_HIDDEN(.omp_offloading.img_end.powerpc64le-ibm-linux-gnu = .); +// CHK-LKS: . = ALIGN(0x10); +// CHK-LKS: PROVIDE_HIDDEN(.omp_offloading.img_start.x86_64-pc-linux-gnu = .); +// CHK-LKS: [[T2BIN]] +// CHK-LKS: PROVIDE_HIDDEN(.omp_offloading.img_end.x86_64-pc-linux-gnu = .); +// CHK-LKS: } +// CHK-LKS: .omp_offloading.entries : +// CHK-LKS: ALIGN(0x10) +// CHK-LKS: SUBALIGN(0x01) +// CHK-LKS: { +// CHK-LKS: PROVIDE_HIDDEN(.omp_offloading.entries_begin = .); +// CHK-LKS: *(.omp_offloading.entries) +// CHK-LKS: PROVIDE_HIDDEN(.omp_offloading.entries_end = .); +// CHK-LKS: } +// CHK-LKS: } +// CHK-LKS: INSERT BEFORE .data + +// +// Generate host BC file. +// +// CHK-COMMANDS: clang{{.*}}" "-cc1" "-triple" "powerpc64le--linux" "-emit-llvm-bc" {{.*}}"-o" "[[HOSTBC:.+\.bc]]" "-x" "c" "[[INPUT:.+\.c]]" "-fopenmp-targets=powerpc64le-ibm-linux-gnu,x86_64-pc-linux-gnu" +// CHK-COMMANDS-ST: clang{{.*}}" "-cc1" "-triple" "powerpc64le--linux" "-E" {{.*}}"-fopenmp" {{.*}}"-o" "[[HOSTPP:.+\.i]]" "-x" "c" "[[INPUT:.+\.c]]" +// CHK-COMMANDS-ST: clang{{.*}}" "-cc1" "-triple" "powerpc64le--linux" "-emit-llvm-bc" {{.*}}"-fopenmp" {{.*}}"-o" "[[HOSTBC:.+\.bc]]" "-x" "cpp-output" "[[HOSTPP]]" "-fopenmp-targets=powerpc64le-ibm-linux-gnu,x86_64-pc-linux-gnu" + +// +// Compile for the powerpc device. +// +// CHK-COMMANDS: clang{{.*}}" "-cc1" "-triple" "powerpc64le-ibm-linux-gnu" "-emit-obj" {{.*}}"-fopenmp" {{.*}}"-o" "[[T1OBJ:.+\.o]]" "-x" "c" "[[INPUT]]" "-fopenmp-is-device" "-fopenmp-host-ir-file-path" "[[HOSTBC]]" +// CHK-COMMANDS: ld" {{.*}}"-o" "[[T1BIN]]" {{.*}}"[[T1OBJ]]" +// CHK-COMMANDS-ST: clang{{.*}}" "-cc1" "-triple" "powerpc64le-ibm-linux-gnu" "-E" {{.*}}"-fopenmp" {{.*}}"-o" "[[T1PP:.+\.i]]" "-x" "c" "[[INPUT]]" +// CHK-COMMANDS-ST: clang{{.*}}" "-cc1" "-triple" "powerpc64le-ibm-linux-gnu" "-emit-llvm-bc" {{.*}}"-fopenmp" {{.*}}"-o" "[[T1BC:.+\.bc]]" "-x" "cpp-output" "[[T1PP]]" "-fopenmp-is-device" "-fopenmp-host-ir-file-path" "[[HOSTBC]]" +// CHK-COMMANDS-ST: clang{{.*}}" "-cc1" "-triple" "powerpc64le-ibm-linux-gnu" "-S" {{.*}}"-fopenmp" {{.*}}"-o" "[[T1ASM:.+\.s]]" "-x" "ir" "[[T1BC]]" +// CHK-COMMANDS-ST: clang{{.*}}" "-cc1as" "-triple" "powerpc64le-ibm-linux-gnu" "-filetype" "obj" {{.*}}"-o" "[[T1OBJ:.+\.o]]" "[[T1ASM]]" +// CHK-COMMANDS-ST: ld" {{.*}}"-o" "[[T1BIN]]" {{.*}}[[T1OBJ]] + +// +// Compile for the x86 device. +// +// CHK-COMMANDS: clang{{.*}}" "-cc1" "-triple" "x86_64-pc-linux-gnu" "-emit-obj" {{.*}}"-fopenmp" {{.*}}"-o" "[[T2OBJ:.+\.o]]" "-x" "c" "[[INPUT]]" "-fopenmp-is-device" "-fopenmp-host-ir-file-path" "[[HOSTBC]]" +// CHK-COMMANDS: ld" {{.*}}"-o" "[[T2BIN]]" {{.*}}"[[T2OBJ]]" +// CHK-COMMANDS-ST: clang{{.*}}" "-cc1" "-triple" "x86_64-pc-linux-gnu" "-E" {{.*}}"-fopenmp" {{.*}}"-o" "[[T2PP:.+\.i]]" "-x" "c" "[[INPUT]]" +// CHK-COMMANDS-ST: clang{{.*}}" "-cc1" "-triple" "x86_64-pc-linux-gnu" "-emit-llvm-bc" {{.*}}"-fopenmp" {{.*}}"-o" "[[T2BC:.+\.bc]]" "-x" "cpp-output" "[[T2PP]]" "-fopenmp-is-device" "-fopenmp-host-ir-file-path" "[[HOSTBC]]" +// CHK-COMMANDS-ST: clang{{.*}}" "-cc1" "-triple" "x86_64-pc-linux-gnu" "-S" {{.*}}"-fopenmp" {{.*}}"-o" "[[T2ASM:.+\.s]]" "-x" "ir" "[[T2BC]]" +// CHK-COMMANDS-ST: clang{{.*}}" "-cc1as" "-triple" "x86_64-pc-linux-gnu" "-filetype" "obj" {{.*}}"-o" "[[T2OBJ:.+\.o]]" "[[T2ASM]]" +// CHK-COMMANDS-ST: ld" {{.*}}"-o" "[[T2BIN]]" {{.*}}[[T2OBJ]] + +// +// Generate host object from the BC file and link using the linker script. +// +// CHK-COMMANDS: clang{{.*}}" "-cc1" "-triple" "powerpc64le--linux" "-emit-obj" {{.*}}"-fopenmp" {{.*}}"-o" "[[HOSTOBJ:.+\.o]]" "-x" "ir" "[[HOSTBC]]" +// CHK-COMMANDS: ld" {{.*}}"-o" "[[HOSTBIN:.+\.out]]" {{.*}}"-lomptarget" {{.*}}"-T" "[[HOSTLK:.+\.lk]]" +// CHK-COMMANDS-ST: clang{{.*}}" "-cc1" "-triple" "powerpc64le--linux" "-S" {{.*}}"-fopenmp" {{.*}}"-o" "[[HOSTASM:.+\.s]]" "-x" "ir" "[[HOSTBC]]" +// CHK-COMMANDS-ST: clang{{.*}}" "-cc1as" "-triple" "powerpc64le--linux" "-filetype" "obj" {{.*}}"-o" [[HOSTOBJ:.+\.o]]" [[HOSTASM:.+\.s]] +// CHK-COMMANDS-ST: ld" {{.*}}"-o" "[[HOSTBIN:.+\.out]]" {{.*}}"-lomptarget" {{.*}}"-T" "[[HOSTLK:.+\.lk]]" |
