clang/test/Driver/loongarch-munaligned-access.c

   1 /// Test -m[no-]unaligned-access and -m[no-]strict-align options.
   2
   3 // RUN: %clang --target=loongarch64 -munaligned-access -fsyntax-only %s -### 2>&1 | \
   4 // RUN:   FileCheck %s --check-prefix=CC1-UNALIGNED
   5 // RUN: %clang --target=loongarch64 -mno-unaligned-access -fsyntax-only %s -### 2>&1 | \
   6 // RUN:   FileCheck %s --check-prefix=CC1-NO-UNALIGNED
   7 // RUN: %clang --target=loongarch64 -mstrict-align -fsyntax-only %s -### 2>&1 | \
   8 // RUN:   FileCheck %s --check-prefix=CC1-NO-UNALIGNED
   9 // RUN: %clang --target=loongarch64 -mno-strict-align -fsyntax-only %s -### 2>&1 | \
  10 // RUN:   FileCheck %s --check-prefix=CC1-UNALIGNED
  11 // RUN: %clang --target=loongarch64 -munaligned-access -mno-unaligned-access -fsyntax-only %s -### 2>&1 | \
  12 // RUN:   FileCheck %s --check-prefix=CC1-NO-UNALIGNED
  13 // RUN: %clang --target=loongarch64 -mno-unaligned-access -munaligned-access -fsyntax-only %s -### 2>&1 | \
  14 // RUN:   FileCheck %s --check-prefix=CC1-UNALIGNED
  15 // RUN: %clang --target=loongarch64 -mstrict-align -mno-strict-align -fsyntax-only %s -### 2>&1 | \
  16 // RUN:   FileCheck %s --check-prefix=CC1-UNALIGNED
  17 // RUN: %clang --target=loongarch64 -mno-strict-align -mstrict-align -fsyntax-only %s -### 2>&1 | \
  18 // RUN:   FileCheck %s --check-prefix=CC1-NO-UNALIGNED
  19 // RUN: %clang --target=loongarch64 -munaligned-access -mstrict-align -fsyntax-only %s -### 2>&1 | \
  20 // RUN:   FileCheck %s --check-prefix=CC1-NO-UNALIGNED
  21 // RUN: %clang --target=loongarch64 -mstrict-align -munaligned-access -fsyntax-only %s -### 2>&1 | \
  22 // RUN:   FileCheck %s --check-prefix=CC1-UNALIGNED
  23 // RUN: %clang --target=loongarch64 -mno-unaligned-access -mno-strict-align -fsyntax-only %s -### 2>&1 | \
  24 // RUN:   FileCheck %s --check-prefix=CC1-UNALIGNED
  25 // RUN: %clang --target=loongarch64 -mno-strict-align -mno-unaligned-access -fsyntax-only %s -### 2>&1 | \
  26 // RUN:   FileCheck %s --check-prefix=CC1-NO-UNALIGNED
  27
  28 // RUN: %clang --target=loongarch64 -munaligned-access -S -emit-llvm %s -o - | \
  29 // RUN:   FileCheck %s --check-prefix=IR-UNALIGNED
  30 // RUN: %clang --target=loongarch64 -mno-unaligned-access -S -emit-llvm %s -o - | \
  31 // RUN:   FileCheck %s --check-prefix=IR-NO-UNALIGNED
  32 // RUN: %clang --target=loongarch64 -mstrict-align -S -emit-llvm %s -o - | \
  33 // RUN:   FileCheck %s --check-prefix=IR-NO-UNALIGNED
  34 // RUN: %clang --target=loongarch64 -mno-strict-align -S -emit-llvm %s -o - | \
  35 // RUN:   FileCheck %s --check-prefix=IR-UNALIGNED
  36 // RUN: %clang --target=loongarch64 -munaligned-access -mno-unaligned-access -S -emit-llvm %s -o - | \
  37 // RUN:   FileCheck %s --check-prefix=IR-NO-UNALIGNED
  38 // RUN: %clang --target=loongarch64 -mno-unaligned-access -munaligned-access -S -emit-llvm %s -o - | \
  39 // RUN:   FileCheck %s --check-prefix=IR-UNALIGNED
  40 // RUN: %clang --target=loongarch64 -mstrict-align -mno-strict-align -S -emit-llvm %s -o - | \
  41 // RUN:   FileCheck %s --check-prefix=IR-UNALIGNED
  42 // RUN: %clang --target=loongarch64 -mno-strict-align -mstrict-align -S -emit-llvm %s -o - | \
  43 // RUN:   FileCheck %s --check-prefix=IR-NO-UNALIGNED
  44 // RUN: %clang --target=loongarch64 -munaligned-access -mstrict-align -S -emit-llvm %s -o - | \
  45 // RUN:   FileCheck %s --check-prefix=IR-NO-UNALIGNED
  46 // RUN: %clang --target=loongarch64 -mstrict-align -munaligned-access -S -emit-llvm %s -o - | \
  47 // RUN:   FileCheck %s --check-prefix=IR-UNALIGNED
  48 // RUN: %clang --target=loongarch64 -mno-unaligned-access -mno-strict-align -S -emit-llvm %s -o - | \
  49 // RUN:   FileCheck %s --check-prefix=IR-UNALIGNED
  50 // RUN: %clang --target=loongarch64 -mno-strict-align -mno-unaligned-access -S -emit-llvm %s -o - | \
  51 // RUN:   FileCheck %s --check-prefix=IR-NO-UNALIGNED
  52
  53 // CC1-UNALIGNED: "-target-feature" "+ual"
  54 // CC1-NO-UNALIGNED: "-target-feature" "-ual"
  55
  56 // IR-UNALIGNED: attributes #[[#]] ={{.*}}"target-features"="{{(.*,)?}}+ual{{(,.*)?}}"
  57 // IR-NO-UNALIGNED: attributes #[[#]] ={{.*}}"target-features"="{{(.*,)?}}-ual{{(,.*)?}}"
  58
  59 int foo(void) {
  60   return 3;
  61 }