clang/test/Driver/arm-target-as-march-mcpu.s

   1 /// These tests make sure that options passed to the assembler
   2 /// via -Wa or -Xassembler are applied correctly to assembler inputs.
   3 /// Also we check that the same priority rules apply to compiler and
   4 /// assembler options.
   5 ///
   6 /// Note that the cortex-a8 is armv7-a, the cortex-a32 is armv8-a
   7 /// and clang's default Arm architecture is armv4t.
   8
   9 /// Basic correctness check for how the options behave when passed to the compiler
  10 // RUN: %clang -target arm-linux-gnueabi -### -c -march=armv7-a %s 2>&1 | \
  11 // RUN: FileCheck --check-prefix=TRIPLE-ARMV7 %s
  12 // RUN: %clang -target arm-linux-gnueabi -### -c -march=armv7-a+crc %s 2>&1 | \
  13 // RUN: FileCheck --check-prefixes=TRIPLE-ARMV7,EXT-CRC %s
  14
  15 /// -Wa/-Xassembler doesn't apply to non assembly files
  16 // RUN: %clang -target arm-linux-gnueabi -### -c -Wa,-march=armv7-a \
  17 // RUN: %S/Inputs/wildcard1.c 2>&1 | FileCheck --check-prefix=TRIPLE-ARMV4 %s
  18 // RUN: %clang -target arm-linux-gnueabi -### -c -Xassembler -march=armv7-a \
  19 // RUN: %S/Inputs/wildcard1.c 2>&1 | FileCheck --check-prefix=TRIPLE-ARMV4 %s
  20
  21 /// -Wa/-Xassembler does apply to assembler input
  22 // RUN: %clang -target arm-linux-gnueabi -### -c -Wa,-march=armv7-a %s 2>&1 | \
  23 // RUN: FileCheck --check-prefix=TRIPLE-ARMV7 %s
  24 // RUN: %clang -target arm-linux-gnueabi -### -c -Wa,-march=armv7-a+crc %s 2>&1 | \
  25 // RUN: FileCheck --check-prefixes=TRIPLE-ARMV7,EXT-CRC %s
  26 // RUN: %clang -target arm-linux-gnueabi -### -c -Xassembler -march=armv7-a %s 2>&1 | \
  27 // RUN: FileCheck --check-prefix=TRIPLE-ARMV7 %s
  28 // RUN: %clang -target arm-linux-gnueabi -### -c -Xassembler -march=armv7-a+crc %s 2>&1 | \
  29 // RUN: FileCheck --check-prefixes=TRIPLE-ARMV7,EXT-CRC %s
  30
  31 /// Check that arch name is still canonicalised
  32 // RUN: %clang -target arm-linux-gnueabi -### -c -Wa,-march=armv7a %s 2>&1 | \
  33 // RUN: FileCheck --check-prefix=TRIPLE-ARMV7 %s
  34 // RUN: %clang -target arm-linux-gnueabi -### -c -Xassembler -march=armv7 %s 2>&1 | \
  35 // RUN: FileCheck --check-prefix=TRIPLE-ARMV7 %s
  36
  37 /// march to compiler and assembler, we choose the one suited to the input file type
  38 // RUN: %clang -target arm-linux-gnueabi -### -c -march=armv8-a -Wa,-march=armv7a %s 2>&1 | \
  39 // RUN: FileCheck --check-prefix=TRIPLE-ARMV7 %s
  40 // RUN: %clang -target arm-linux-gnueabi -### -c -march=armv7-a -Wa,-march=armv8-a \
  41 // RUN: %S/Inputs/wildcard1.c 2>&1 | FileCheck --check-prefix=TRIPLE-ARMV7 %s
  42
  43 /// mcpu to compiler and march to assembler, we use the assembler's architecture for assembly files.
  44 /// We use the target CPU for both.
  45 // RUN: %clang -target arm-linux-gnueabi -### -c -mcpu=cortex-a8 -Wa,-march=armv8a %s 2>&1 | \
  46 // RUN: FileCheck --check-prefixes=TRIPLE-ARMV8,CPU-A8 %s
  47 // RUN: %clang -target arm-linux-gnueabi -### -c -mcpu=cortex-a8 -Wa,-march=armv8-a \
  48 // RUN: %S/Inputs/wildcard1.c 2>&1 | FileCheck --check-prefixes=TRIPLE-ARMV7,CPU-A8 %s
  49
  50 /// march to compiler and mcpu to assembler, we use the one that matches the file type
  51 /// (again both get the target-cpu option either way)
  52 // RUN: %clang -target arm-linux-gnueabi -### -c -march=armv8a -Wa,-mcpu=cortex-a8 %s 2>&1 | \
  53 // RUN: FileCheck --check-prefixes=TRIPLE-ARMV7,CPU-A8 %s
  54 // RUN: %clang -target arm-linux-gnueabi -### -c -march=armv8a -Wa,-mcpu=cortex-a8 \
  55 // RUN: %S/Inputs/wildcard1.c 2>&1 | FileCheck --check-prefix=TRIPLE-ARMV8 %s
  56
  57 /// march and mcpu to the compiler, mcpu wins
  58 // RUN: %clang -target arm-linux-gnueabi -### -c -mcpu=cortex-a8 -march=armv8-a %s 2>&1 | \
  59 // RUN: FileCheck --check-prefixes=TRIPLE-ARMV7,CPU-A8 %s
  60 /// not dependent on order
  61 // RUN: %clang -target arm-linux-gnueabi -### -c -march=armv8-a -mcpu=cortex-a8 %s 2>&1 | \
  62 // RUN: FileCheck --check-prefixes=TRIPLE-ARMV7,CPU-A8 %s
  63 /// or file type
  64 // RUN: %clang -target arm-linux-gnueabi -### -c -march=armv8a -mcpu=cortex-a8 \
  65 // RUN: %S/Inputs/wildcard1.c 2>&1 | FileCheck --check-prefixes=TRIPLE-ARMV7,CPU-A8 %s
  66
  67 /// If we pass mcpu and march to the assembler then mcpu's arch wins
  68 /// (matches the compiler behaviour)
  69 // RUN: %clang -target arm-linux-gnueabi -### -c -Wa,-mcpu=cortex-a8 -Wa,-march=armv8-a %s 2>&1 | \
  70 // RUN: FileCheck --check-prefixes=TRIPLE-ARMV7,CPU-A8 %s
  71 // RUN: %clang -target arm-linux-gnueabi -### -c -Wa,-mcpu=cortex-a8,-march=armv8-a %s 2>&1 | \
  72 // RUN: FileCheck --check-prefixes=TRIPLE-ARMV7,CPU-A8 %s
  73 // RUN: %clang -target arm-linux-gnueabi -### -c -Xassembler -march=armv8-a -Xassembler -mcpu=cortex-a8 \
  74 // RUN: %s 2>&1 | FileCheck --check-prefixes=TRIPLE-ARMV7,CPU-A8 %s
  75
  76 /// Last mcpu to assembler wins
  77 // RUN: %clang -target arm-linux-gnueabi -### -c -Wa,-mcpu=cortex-a32,-mcpu=cortex-a8 %s 2>&1 | \
  78 // RUN: FileCheck --check-prefixes=TRIPLE-ARMV7,CPU-A8 %s
  79 // RUN: %clang -target arm-linux-gnueabi -### -c -Wa,-mcpu=cortex-a32 -Wa,-mcpu=cortex-a8 %s 2>&1 | \
  80 // RUN: FileCheck --check-prefix=TRIPLE-ARMV7 --check-prefix=CPU-A8 %s
  81 // RUN: %clang -target arm-linux-gnueabi -### -c -Xassembler -mcpu=cortex-a32 -Xassembler -mcpu=cortex-a8 \
  82 // RUN: %s 2>&1 | FileCheck --check-prefixes=TRIPLE-ARMV7,CPU-A8 %s
  83
  84 /// Last mcpu to compiler wins
  85 // RUN: %clang -target arm-linux-gnueabi -### -c -mcpu=cortex-a32 -mcpu=cortex-a8 %s 2>&1 | \
  86 // RUN: FileCheck --check-prefixes=TRIPLE-ARMV7,CPU-A8 %s
  87
  88 /// Last march to assembler wins
  89 // RUN: %clang -target arm-linux-gnueabi -### -c -Wa,-march=armv8-a,-march=armv7-a %s 2>&1 | \
  90 // RUN: FileCheck --check-prefix=TRIPLE-ARMV7 %s
  91 // RUN: %clang -target arm-linux-gnueabi -### -c -Wa,-march=armv8-a -Wa,-march=armv7-a %s 2>&1 | \
  92 // RUN: FileCheck --check-prefix=TRIPLE-ARMV7 %s
  93 // RUN: %clang -target arm-linux-gnueabi -### -c -Xassembler -march=armv8-a -Xassembler -march=armv7-a \
  94 // RUN: %s 2>&1 | FileCheck --check-prefix=TRIPLE-ARMV7 %s
  95
  96 /// Last march to compiler wins
  97 // RUN: %clang -target arm-linux-gnueabi -### -c -march=armv8-a -march=armv7-a %s 2>&1 | \
  98 // RUN: FileCheck --check-prefix=TRIPLE-ARMV7 %s
  99
 100 // TRIPLE-ARMV4: "-triple" "armv4t-unknown-linux-gnueabi"
 101 // TRIPLE-ARMV7: "-triple" "armv7-unknown-linux-gnueabi"
 102 // TRIPLE-ARMV8: "-triple" "armv8a-unknown-linux-gnueabi"
 103 // CPU-A8: "-target-cpu" "cortex-a8"
 104 // EXT-CRC: "-target-feature" "+crc"