clang/test/Driver/riscv-features.c

   1 // RUN: %clang --target=riscv32-unknown-elf -### %s -fsyntax-only 2>&1 | FileCheck %s
   2 // RUN: %clang --target=riscv64-unknown-elf -### %s -fsyntax-only 2>&1 | FileCheck %s
   3 // RUN: %clang --target=riscv64-linux-android -### %s -fsyntax-only 2>&1 | FileCheck %s -check-prefixes=ANDROID,DEFAULT,FAST-SCALAR-UNALIGNED-ACCESS,FAST-VECTOR-UNALIGNED-ACCESS
   4 // RUN: %clang -mabi=lp64d --target=riscv64-linux-android -### %s -fsyntax-only 2>&1 | FileCheck %s -check-prefixes=ANDROID,DEFAULT,FAST-SCALAR-UNALIGNED-ACCESS,FAST-VECTOR-UNALIGNED-ACCESS
   5 // RUN: %clang -mabi=lp64d --target=riscv64-linux-android -mstrict-align -mvector-strict-align -### %s -fsyntax-only 2>&1 | FileCheck %s -check-prefixes=NO-FAST-SCALAR-UNALIGNED-ACCESS,NO-FAST-VECTOR-UNALIGNED-ACCESS
   6
   7
   8 // CHECK: fno-signed-char
   9
  10 // RUN: %clang --target=riscv32-unknown-elf -### %s 2>&1 | FileCheck %s -check-prefix=DEFAULT
  11
  12 // RUN: %clang --target=riscv32-unknown-elf -### %s -mrelax 2>&1 | FileCheck %s -check-prefix=RELAX
  13 // RUN: %clang --target=riscv32-unknown-elf -### %s -mno-relax 2>&1 | FileCheck %s -check-prefix=NO-RELAX
  14
  15 // ANDROID: "-target-feature" "+v"
  16 // ANDROID: "-target-feature" "+zba"
  17 // ANDROID: "-target-feature" "+zbb"
  18 // ANDROID: "-target-feature" "+zbs"
  19 // RELAX: "-target-feature" "+relax"
  20 // NO-RELAX: "-target-feature" "-relax"
  21 // DEFAULT: "-target-feature" "+relax"
  22 // DEFAULT-NOT: "-target-feature" "-relax"
  23
  24 // RUN: %clang --target=riscv32-unknown-elf -### %s -msave-restore 2>&1 | FileCheck %s -check-prefix=SAVE-RESTORE
  25 // RUN: %clang --target=riscv32-unknown-elf -### %s -mno-save-restore 2>&1 | FileCheck %s -check-prefix=NO-SAVE-RESTORE
  26
  27 // SAVE-RESTORE: "-target-feature" "+save-restore"
  28 // NO-SAVE-RESTORE: "-target-feature" "-save-restore"
  29 // DEFAULT-NOT: "-target-feature" "-save-restore"
  30 // DEFAULT-NOT: "-target-feature" "+save-restore"
  31
  32 // RUN: %clang --target=riscv32-unknown-elf -### %s -mno-strict-align 2>&1 | FileCheck %s -check-prefixes=FAST-SCALAR-UNALIGNED-ACCESS,FAST-VECTOR-UNALIGNED-ACCESS
  33 // RUN: %clang --target=riscv32-unknown-elf -### %s -mstrict-align 2>&1 | FileCheck %s -check-prefixes=NO-FAST-SCALAR-UNALIGNED-ACCESS,NO-FAST-VECTOR-UNALIGNED-ACCESS
  34 // RUN: %clang --target=riscv32-unknown-elf -### %s -mno-scalar-strict-align 2>&1 | FileCheck %s -check-prefix=FAST-SCALAR-UNALIGNED-ACCESS
  35 // RUN: %clang --target=riscv32-unknown-elf -### %s -mscalar-strict-align 2>&1 | FileCheck %s -check-prefix=NO-FAST-SCALAR-UNALIGNED-ACCESS
  36 // RUN: %clang --target=riscv32-unknown-elf -### %s -mno-scalar-strict-align -mstrict-align 2>&1 | FileCheck %s -check-prefixes=NO-FAST-SCALAR-UNALIGNED-ACCESS,NO-FAST-VECTOR-UNALIGNED-ACCESS
  37 // RUN: touch %t.o
  38 // RUN: %clang --target=riscv32-unknown-elf -### %t.o -mno-strict-align -mstrict-align
  39
  40 // FAST-SCALAR-UNALIGNED-ACCESS: "-target-feature" "+unaligned-scalar-mem"
  41 // NO-FAST-SCALAR-UNALIGNED-ACCESS: "-target-feature" "-unaligned-scalar-mem"
  42
  43 // RUN: %clang --target=riscv32-unknown-elf -### %s -mno-vector-strict-align 2>&1 | FileCheck %s -check-prefix=FAST-VECTOR-UNALIGNED-ACCESS
  44 // RUN: %clang --target=riscv32-unknown-elf -### %s -mvector-strict-align 2>&1 | FileCheck %s -check-prefix=NO-FAST-VECTOR-UNALIGNED-ACCESS
  45 // RUN: %clang --target=riscv32-unknown-elf -### %s -mno-vector-strict-align -mstrict-align 2>&1 | FileCheck %s -check-prefix=NO-FAST-VECTOR-UNALIGNED-ACCESS
  46 // RUN: %clang --target=riscv32-unknown-elf -### %s -mno-strict-align -mvector-strict-align 2>&1 | FileCheck %s -check-prefix=NO-FAST-VECTOR-UNALIGNED-ACCESS
  47 // FAST-VECTOR-UNALIGNED-ACCESS: "-target-feature" "+unaligned-vector-mem"
  48 // NO-FAST-VECTOR-UNALIGNED-ACCESS: "-target-feature" "-unaligned-vector-mem"
  49
  50 // RUN: %clang --target=riscv32-unknown-elf -### %s 2>&1 | FileCheck %s -check-prefix=NOUWTABLE
  51 // RUN: %clang --target=riscv32-unknown-elf -fasynchronous-unwind-tables -### %s 2>&1 | FileCheck %s -check-prefix=UWTABLE
  52 // RUN: %clang --target=riscv64-unknown-elf -### %s 2>&1 | FileCheck %s -check-prefix=NOUWTABLE
  53 // RUN: %clang --target=riscv64-unknown-elf -fasynchronous-unwind-tables -### %s 2>&1 | FileCheck %s -check-prefix=UWTABLE
  54 //
  55 // UWTABLE: "-funwind-tables=2"
  56 // NOUWTABLE-NOT: "-funwind-tables=2"
  57
  58 // RUN: %clang --target=riscv32-linux -### %s -fsyntax-only 2>&1 \
  59 // RUN:   | FileCheck %s -check-prefix=DEFAULT-LINUX
  60 // RUN: %clang --target=riscv64-linux -### %s -fsyntax-only 2>&1 \
  61 // RUN:   | FileCheck %s -check-prefix=DEFAULT-LINUX
  62
  63 // DEFAULT-LINUX: "-funwind-tables=2"
  64 // DEFAULT-LINUX-SAME: "-target-feature" "+m"
  65 // DEFAULT-LINUX-SAME: "-target-feature" "+a"
  66 // DEFAULT-LINUX-SAME: "-target-feature" "+f"
  67 // DEFAULT-LINUX-SAME: "-target-feature" "+d"
  68 // DEFAULT-LINUX-SAME: "-target-feature" "+c"
  69
  70 // RUN: not %clang -c --target=riscv64-linux-gnu -gsplit-dwarf %s 2>&1 | FileCheck %s --check-prefix=ERR-SPLIT-DWARF
  71 // RUN: not %clang -c --target=riscv64 -gsplit-dwarf=single %s 2>&1 | FileCheck %s --check-prefix=ERR-SPLIT-DWARF
  72 // RUN: %clang -### -c --target=riscv64 -mno-relax -g -gsplit-dwarf %s 2>&1 | FileCheck %s --check-prefix=SPLIT-DWARF
  73
  74 // ERR-SPLIT-DWARF: error: -gsplit-dwarf{{.*}} is unsupported with RISC-V linker relaxation (-mrelax)
  75 // SPLIT-DWARF:     "-split-dwarf-file"