clang/test/Driver/loongarch-relax-features.c

   1 /// Test -m[no-]relax options.
   2
   3 // RUN: %clang --target=loongarch32 -S -emit-llvm %s -o - | FileCheck %s --check-prefix=LA32
   4 // RUN: %clang --target=loongarch64 -S -emit-llvm %s -o - | FileCheck %s --check-prefix=LA64
   5 // RUN: %clang --target=loongarch32 -mno-relax -S -emit-llvm %s -o - | FileCheck %s --check-prefix=LA32-NORELAX
   6 // RUN: %clang --target=loongarch64 -mno-relax -S -emit-llvm %s -o - | FileCheck %s --check-prefix=LA64-NORELAX
   7 // RUN: %clang --target=loongarch32 -mrelax -S -emit-llvm %s -o - | FileCheck %s --check-prefix=LA32-RELAX
   8 // RUN: %clang --target=loongarch64 -mrelax -S -emit-llvm %s -o - | FileCheck %s --check-prefix=LA64-RELAX
   9
  10 /// Error when using -gsplit-dwarf with linker relaxation (-mrelax).
  11
  12 // RUN: %clang -### -c --target=loongarch32 -mno-relax -g -gsplit-dwarf %s 2>&1 | FileCheck %s --check-prefix=SPLIT-DWARF
  13 // RUN: not %clang -c --target=loongarch32-linux-gnu -mrelax -gsplit-dwarf %s 2>&1 | FileCheck %s --check-prefix=ERR-SPLIT-DWARF
  14 // RUN: not %clang -c --target=loongarch32 -mrelax -gsplit-dwarf=single %s 2>&1 | FileCheck %s --check-prefix=ERR-SPLIT-DWARF
  15 // RUN: %clang -### -c --target=loongarch64 -mno-relax -g -gsplit-dwarf %s 2>&1 | FileCheck %s --check-prefix=SPLIT-DWARF
  16 // RUN: not %clang -c --target=loongarch64-linux-gnu -mrelax -gsplit-dwarf %s 2>&1 | FileCheck %s --check-prefix=ERR-SPLIT-DWARF
  17 // RUN: not %clang -c --target=loongarch64 -mrelax -gsplit-dwarf=single %s 2>&1 | FileCheck %s --check-prefix=ERR-SPLIT-DWARF
  18
  19 // LA32: "target-features"="+32bit"
  20 // LA64: "target-features"="+64bit,+d,+f,+lsx,+ual"
  21
  22 // LA32-NORELAX: "target-features"="+32bit,-relax"
  23 // LA64-NORELAX: "target-features"="+64bit,+d,+f,+lsx,+ual,-relax"
  24
  25 // LA32-RELAX: "target-features"="+32bit,+relax"
  26 // LA64-RELAX: "target-features"="+64bit,+d,+f,+lsx,+relax,+ual"
  27
  28 // SPLIT-DWARF:     "-split-dwarf-file"
  29 // ERR-SPLIT-DWARF: error: -gsplit-dwarf{{.*}} is unsupported with LoongArch linker relaxation (-mrelax)
  30
  31 int foo(void) {
  32   return 3;
  33 }