clang/test/Driver/aarch64-mtune.c

   1 // Ensure we support the -mtune flag.
   2
   3 // GENERIC-CPU: "-target-cpu" "generic"
   4
   5 // There shouldn't be a default -mtune.
   6 // RUN: %clang -### -c --target=aarch64 %s 2>&1 | FileCheck %s -check-prefix=NOTUNE
   7 // NOTUNE-NOT: "-tune-cpu"
   8
   9 // RUN: %clang -### -c --target=aarch64 %s -mtune=generic 2>&1 | FileCheck %s -check-prefix=GENERIC
  10 // GENERIC: "-tune-cpu" "generic"
  11
  12 // RUN: %clang -### -c --target=aarch64 %s -mtune=neoverse-n1 2>&1 | FileCheck %s --check-prefixes=GENERIC-CPU,NEOVERSE-N1
  13 // NEOVERSE-N1: "-tune-cpu" "neoverse-n1"
  14
  15 // RUN: %clang -### -c --target=aarch64 %s -mtune=thunderx2t99 2>&1 | FileCheck %s -check-prefixes=GENERIC-CPU,THUNDERX2T99
  16 // THUNDERX2T99: "-tune-cpu" "thunderx2t99"
  17
  18 // Check interaction between march and mtune.
  19
  20 // RUN: %clang -### -c --target=aarch64 %s -march=armv8-a 2>&1 | FileCheck %s --check-prefixes=GENERIC-CPU,MARCHARMV8A
  21 // MARCHARMV8A-NOT: "-tune-cpu"
  22
  23 // RUN: %clang -### -c --target=aarch64 %s -march=armv8-a -mtune=cortex-a75 2>&1 | FileCheck %s --check-prefixes=GENERIC-CPU,MARCHARMV8A-A75
  24 // MARCHARMV8A-A75: "-tune-cpu" "cortex-a75"
  25
  26 // Check interaction between mcpu and mtune.
  27
  28 // RUN: %clang -### -c --target=aarch64 %s -mcpu=thunderx 2>&1 | FileCheck %s -check-prefix=MCPUTHUNDERX
  29 // MCPUTHUNDERX: "-target-cpu" "thunderx"
  30 // MCPUTHUNDERX-NOT: "-tune-cpu"
  31
  32 // RUN: %clang -### -c --target=aarch64 %s -mcpu=cortex-a75 -mtune=cortex-a57 2>&1 | FileCheck %s -check-prefix=MCPUA75-MTUNEA57
  33 // MCPUA75-MTUNEA57: "-target-cpu" "cortex-a75"
  34 // MCPUA75-MTUNEA57: "-tune-cpu" "cortex-a57"