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
   4 // RUN: %clang -mabi=lp64d --target=riscv64-linux-android -### %s -fsyntax-only 2>&1 | FileCheck %s -check-prefixes=ANDROID,DEFAULT
   5
   6 // CHECK: fno-signed-char
   7
   8 // RUN: %clang --target=riscv32-unknown-elf -### %s 2>&1 | FileCheck %s -check-prefix=DEFAULT
   9
  10 // RUN: %clang --target=riscv32-unknown-elf -### %s -mrelax 2>&1 | FileCheck %s -check-prefix=RELAX
  11 // RUN: %clang --target=riscv32-unknown-elf -### %s -mno-relax 2>&1 | FileCheck %s -check-prefix=NO-RELAX
  12
  13 // ANDROID: "-target-feature" "+v"
  14 // ANDROID: "-target-feature" "+zba"
  15 // ANDROID: "-target-feature" "+zbb"
  16 // ANDROID: "-target-feature" "+zbs"
  17 // RELAX: "-target-feature" "+relax"
  18 // NO-RELAX: "-target-feature" "-relax"
  19 // DEFAULT: "-target-feature" "+relax"
  20 // DEFAULT-NOT: "-target-feature" "-relax"
  21
  22 // RUN: %clang --target=riscv32-unknown-elf -### %s -msave-restore 2>&1 | FileCheck %s -check-prefix=SAVE-RESTORE
  23 // RUN: %clang --target=riscv32-unknown-elf -### %s -mno-save-restore 2>&1 | FileCheck %s -check-prefix=NO-SAVE-RESTORE
  24
  25 // SAVE-RESTORE: "-target-feature" "+save-restore"
  26 // NO-SAVE-RESTORE: "-target-feature" "-save-restore"
  27 // DEFAULT: "-target-feature" "-save-restore"
  28 // DEFAULT-NOT: "-target-feature" "+save-restore"
  29
  30 // RUN: %clang --target=riscv32-unknown-elf -### %s -munaligned-access 2>&1 | FileCheck %s -check-prefix=UNALIGNED-SCALAR-MEM
  31 // RUN: %clang --target=riscv32-unknown-elf -### %s -mno-unaligned-access 2>&1 | FileCheck %s -check-prefix=NO-UNALIGNED-SCALAR-MEM
  32 // RUN: %clang --target=riscv32-unknown-elf -### %s -mno-strict-align 2>&1 | FileCheck %s -check-prefix=UNALIGNED-SCALAR-MEM
  33 // RUN: %clang --target=riscv32-unknown-elf -### %s -mstrict-align 2>&1 | FileCheck %s -check-prefix=NO-UNALIGNED-SCALAR-MEM
  34 // RUN: %clang --target=riscv32-unknown-elf -### %s -march=rv32gv -munaligned-access 2>&1 | FileCheck %s -check-prefix=UNALIGNED-VECTOR-MEM
  35 // RUN: %clang --target=riscv32-unknown-elf -### %s -march=rv32gv -mno-unaligned-access 2>&1 | FileCheck %s -check-prefix=NO-UNALIGNED-VECTOR-MEM
  36 // RUN: %clang --target=riscv32-unknown-elf -### %s -march=rv32gv -mno-strict-align 2>&1 | FileCheck %s -check-prefix=UNALIGNED-VECTOR-MEM
  37 // RUN: %clang --target=riscv32-unknown-elf -### %s -march=rv32gv -mstrict-align 2>&1 | FileCheck %s -check-prefix=NO-UNALIGNED-VECTOR-MEM
  38
  39 // UNALIGNED-SCALAR-MEM: "-target-feature" "+unaligned-scalar-mem"
  40 // NO-UNALIGNED-SCALAR-MEM: "-target-feature" "-unaligned-scalar-mem"
  41 // UNALIGNED-VECTOR-MEM: "-target-feature" "+unaligned-vector-mem"
  42 // NO-UNALIGNED-VECTOR-MEM: "-target-feature" "-unaligned-vector-mem"
  43
  44 // RUN: %clang --target=riscv32-linux -### %s -fsyntax-only 2>&1 \
  45 // RUN:   | FileCheck %s -check-prefix=DEFAULT-LINUX
  46 // RUN: %clang --target=riscv64-linux -### %s -fsyntax-only 2>&1 \
  47 // RUN:   | FileCheck %s -check-prefix=DEFAULT-LINUX
  48
  49 // DEFAULT-LINUX: "-funwind-tables=2"
  50 // DEFAULT-LINUX-SAME: "-target-feature" "+m"
  51 // DEFAULT-LINUX-SAME: "-target-feature" "+a"
  52 // DEFAULT-LINUX-SAME: "-target-feature" "+f"
  53 // DEFAULT-LINUX-SAME: "-target-feature" "+d"
  54 // DEFAULT-LINUX-SAME: "-target-feature" "+c"
  55
  56 // RUN: not %clang -c --target=riscv64-linux-gnu -gsplit-dwarf %s 2>&1 | FileCheck %s --check-prefix=ERR-SPLIT-DWARF
  57 // RUN: not %clang -c --target=riscv64 -gsplit-dwarf=single %s 2>&1 | FileCheck %s --check-prefix=ERR-SPLIT-DWARF
  58 // RUN: %clang -### -c --target=riscv64 -mno-relax -g -gsplit-dwarf %s 2>&1 | FileCheck %s --check-prefix=SPLIT-DWARF
  59
  60 // ERR-SPLIT-DWARF: error: -gsplit-dwarf{{.*}} is unsupported with RISC-V linker relaxation (-mrelax)
  61 // SPLIT-DWARF:     "-split-dwarf-file"