diff options
Diffstat (limited to 'test/Driver/lto.cu')
-rw-r--r-- | test/Driver/lto.cu | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/test/Driver/lto.cu b/test/Driver/lto.cu new file mode 100644 index 0000000000000..821dfcd20319d --- /dev/null +++ b/test/Driver/lto.cu @@ -0,0 +1,80 @@ +// REQUIRES: clang-driver +// REQUIRES: x86-registered-target +// REQUIRES: nvptx-registered-target + +// -flto causes a switch to llvm-bc object files. +// RUN: %clangxx -nocudainc -nocudalib -ccc-print-phases -c %s -flto 2> %t +// RUN: FileCheck -check-prefix=CHECK-COMPILE-ACTIONS < %t %s +// +// CHECK-COMPILE-ACTIONS: 2: compiler, {1}, ir, (host-cuda) +// CHECK-COMPILE-ACTIONS-NOT: lto-bc +// CHECK-COMPILE-ACTIONS: 12: backend, {11}, lto-bc, (host-cuda) + +// RUN: %clangxx -nocudainc -nocudalib -ccc-print-phases %s -flto 2> %t +// RUN: FileCheck -check-prefix=CHECK-COMPILELINK-ACTIONS < %t %s +// +// CHECK-COMPILELINK-ACTIONS: 0: input, "{{.*}}lto.cu", cuda, (host-cuda) +// CHECK-COMPILELINK-ACTIONS: 1: preprocessor, {0}, cuda-cpp-output +// CHECK-COMPILELINK-ACTIONS: 2: compiler, {1}, ir, (host-cuda) +// CHECK-COMPILELINK-ACTIONS: 3: input, "{{.*}}lto.cu", cuda, (device-cuda, sm_20) +// CHECK-COMPILELINK-ACTIONS: 4: preprocessor, {3}, cuda-cpp-output, (device-cuda, sm_20) +// CHECK-COMPILELINK-ACTIONS: 5: compiler, {4}, ir, (device-cuda, sm_20) +// CHECK-COMPILELINK-ACTIONS: 6: backend, {5}, assembler, (device-cuda, sm_20) +// CHECK-COMPILELINK-ACTIONS: 7: assembler, {6}, object, (device-cuda, sm_20) +// CHECK-COMPILELINK-ACTIONS: 8: offload, "device-cuda (nvptx{{.*}}-nvidia-cuda:sm_20)" {7}, object +// CHECK-COMPILELINK-ACTIONS: 9: offload, "device-cuda (nvptx{{.*}}-nvidia-cuda:sm_20)" {6}, assembler +// CHECK-COMPILELINK-ACTIONS: 10: linker, {8, 9}, cuda-fatbin, (device-cuda) +// CHECK-COMPILELINK-ACTIONS: 11: offload, "host-cuda {{.*}}" {2}, "device-cuda{{.*}}" {10}, ir +// CHECK-COMPILELINK-ACTIONS: 12: backend, {11}, lto-bc, (host-cuda) +// CHECK-COMPILELINK-ACTIONS: 13: linker, {12}, image, (host-cuda) + +// llvm-bc and llvm-ll outputs need to match regular suffixes +// (unfortunately). +// RUN: %clangxx %s -nocudainc -nocudalib -flto -save-temps -### 2> %t +// RUN: FileCheck -check-prefix=CHECK-COMPILELINK-SUFFIXES < %t %s +// +// CHECK-COMPILELINK-SUFFIXES: "-o" "[[CPP:.*lto-host.*\.cui]]" "-x" "cuda" "{{.*}}lto.cu" +// CHECK-COMPILELINK-SUFFIXES: "-o" "[[BC:.*lto-host.*\.bc]]" {{.*}}[[CPP]]" +// CHECK-COMPILELINK-SUFFIXES: "-o" "[[OBJ:.*lto-host.*\.o]]" {{.*}}[[BC]]" +// CHECK-COMPILELINK-SUFFIXES: "{{.*}}a.{{(out|exe)}}" {{.*}}[[OBJ]]" + +// RUN: %clangxx %s -nocudainc -nocudalib -flto -S -### 2> %t +// RUN: FileCheck -check-prefix=CHECK-COMPILE-SUFFIXES < %t %s +// +// CHECK-COMPILE-SUFFIXES: "-o" "{{.*}}lto.s" "-x" "cuda" "{{.*}}lto.cu" + +// RUN: not %clangxx -nocudainc -nocudalib %s -emit-llvm 2>&1 \ +// RUN: | FileCheck --check-prefix=LLVM-LINK %s +// LLVM-LINK: -emit-llvm cannot be used when linking + +// -flto should cause link using gold plugin +// RUN: %clangxx -nocudainc -nocudalib \ +// RUN: -target x86_64-unknown-linux -### %s -flto 2> %t +// RUN: FileCheck -check-prefix=CHECK-LINK-LTO-ACTION < %t %s +// +// CHECK-LINK-LTO-ACTION: "-plugin" "{{.*}}{{[/\\]}}LLVMgold.{{dll|dylib|so}}" + +// -flto=full should cause link using gold plugin +// RUN: %clangxx -nocudainc -nocudalib \ +// RUN: -target x86_64-unknown-linux -### %s -flto=full 2> %t +// RUN: FileCheck -check-prefix=CHECK-LINK-FULL-ACTION < %t %s +// +// CHECK-LINK-FULL-ACTION: "-plugin" "{{.*}}{{[/\\]}}LLVMgold.{{dll|dylib|so}}" + +// Check that subsequent -fno-lto takes precedence +// RUN: %clangxx -nocudainc -nocudalib \ +// RUN: -target x86_64-unknown-linux -### %s -flto=full -fno-lto 2> %t +// RUN: FileCheck -check-prefix=CHECK-LINK-NOLTO-ACTION < %t %s +// +// CHECK-LINK-NOLTO-ACTION-NOT: "-plugin" "{{.*}}{{[/\\]}}LLVMgold.{{dll|dylib|so}}" + +// -flto passes along an explicit debugger tuning argument. +// RUN: %clangxx -nocudainc -nocudalib \ +// RUN: -target x86_64-unknown-linux -### %s -flto -glldb 2> %t +// RUN: FileCheck -check-prefix=CHECK-TUNING-LLDB < %t %s +// RUN: %clangxx -nocudainc -nocudalib \ +// RUN: -target x86_64-unknown-linux -### %s -flto -g 2> %t +// RUN: FileCheck -check-prefix=CHECK-NO-TUNING < %t %s +// +// CHECK-TUNING-LLDB: "-plugin-opt=-debugger-tune=lldb" +// CHECK-NO-TUNING-NOT: "-plugin-opt=-debugger-tune |