clang/test/Driver/aarch64-fmv.c

   1 // Test which driver flags enable/disable Function Multiversioning on aarch64.
   2
   3 // FMV is enabled for non-android aarch64 targets:
   4 // RUN: %clang --target=aarch64 --rtlib=compiler-rt -### -c %s 2>&1 | FileCheck -check-prefix=FMV-ENABLED %s
   5 // RUN: %clang --target=aarch64-linux-gnu --rtlib=compiler-rt -### -c %s 2>&1 | FileCheck -check-prefix=FMV-ENABLED %s
   6 // RUN: %clang --target=arm64-apple-ios --rtlib=compiler-rt -### -c %s 2>&1 | FileCheck -check-prefix=FMV-ENABLED %s
   7 // RUN: %clang --target=arm64-apple-macosx --rtlib=compiler-rt -### -c %s 2>&1 | FileCheck -check-prefix=FMV-ENABLED %s
   8
   9 // android23 defaults to --rtlib=compiler-rt:
  10 // RUN: %clang --target=aarch64-linux-android23 -### -c %s 2>&1 | FileCheck -check-prefix=FMV-ENABLED %s
  11 // RUN: %clang --target=aarch64-linux-android23 --rtlib=compiler-rt  -### -c %s 2>&1 | FileCheck -check-prefix=FMV-ENABLED %s
  12
  13 // FMV is disabled without compiler-rt:
  14 // RUN: %clang --rtlib=libgcc --target=aarch64 -### -c %s 2>&1 | FileCheck -check-prefix=FMV-DISABLED %s
  15 // RUN: %clang --rtlib=libgcc --target=aarch64-linux-gnu -### -c %s 2>&1 | FileCheck -check-prefix=FMV-DISABLED %s
  16
  17 // Disabled for older android versions:
  18 // RUN: %clang --rtlib=compiler-rt --target=aarch64-linux-android               -### -c %s 2>&1 | FileCheck -check-prefix=FMV-DISABLED %s
  19 // RUN: %clang --rtlib=compiler-rt --target=aarch64-linux-android22             -### -c %s 2>&1 | FileCheck -check-prefix=FMV-DISABLED %s
  20 // RUN: %clang --rtlib=compiler-rt --target=aarch64-linux-android22  -mno-fmv   -### -c %s 2>&1 | FileCheck -check-prefix=FMV-DISABLED %s
  21
  22 // Disabled explicitly:
  23 // RUN: %clang --rtlib=compiler-rt --target=aarch64 -mno-fmv -### -c %s 2>&1 | FileCheck -check-prefix=FMV-DISABLED %s
  24 // RUN: %clang --rtlib=compiler-rt --target=aarch64-linux-android23  -mno-fmv   -### -c %s 2>&1 | FileCheck -check-prefix=FMV-DISABLED %s
  25
  26 // FMV-ENABLED-NOT: "-target-feature" "-fmv"
  27 // FMV-DISABLED: "-target-feature" "-fmv"