clang/test/CodeGen/ms-setjmp.c

   1 // RUN: %clang_cc1 -fms-extensions -DDECLARE_SETJMP -triple i686-windows-msvc   -emit-llvm %s -o - | FileCheck --check-prefix=I386 %s
   2 // RUN: %clang_cc1 -fms-extensions -DDECLARE_SETJMP -triple x86_64-windows-msvc -emit-llvm %s -o - | FileCheck --check-prefix=X64 %s
   3 // RUN: %clang_cc1 -fms-extensions -DDECLARE_SETJMP -triple aarch64-windows-msvc -emit-llvm %s -o - | FileCheck --check-prefix=AARCH64 %s
   4 // RUN: %clang_cc1 -fms-extensions -triple i686-windows-msvc -Wno-implicit-function-declaration -emit-llvm %s -o - | FileCheck --check-prefix=I386 %s
   5 // RUN: %clang_cc1 -fms-extensions -triple x86_64-windows-msvc -Wno-implicit-function-declaration -emit-llvm %s -o - | FileCheck --check-prefix=X64 %s
   6 // RUN: %clang_cc1 -fms-extensions -triple aarch64-windows-msvc -Wno-implicit-function-declaration -emit-llvm %s -o - | FileCheck --check-prefix=AARCH64 %s
   7 typedef char jmp_buf[1];
   8
   9 #ifdef DECLARE_SETJMP
  10 int _setjmp(jmp_buf env);
  11 int _setjmpex(jmp_buf env);
  12 #endif
  13
  14 jmp_buf jb;
  15
  16 int test_setjmp(void) {
  17   return _setjmp(jb);
  18   // I386-LABEL: define dso_local i32 @test_setjmp
  19   // I386:       %[[call:.*]] = call i32 (ptr, i32, ...) @_setjmp3(ptr @jb, i32 0)
  20   // I386-NEXT:  ret i32 %[[call]]
  21
  22   // X64-LABEL: define dso_local i32 @test_setjmp
  23   // X64:       %[[addr:.*]] = call ptr @llvm.frameaddress.p0(i32 0)
  24   // X64:       %[[call:.*]] = call i32 @_setjmp(ptr @jb, ptr %[[addr]])
  25   // X64-NEXT:  ret i32 %[[call]]
  26
  27   // AARCH64-LABEL: define dso_local i32 @test_setjmp
  28   // AARCH64:       %[[addr:.*]] = call ptr @llvm.sponentry.p0()
  29   // AARCH64:       %[[call:.*]] = call i32 @_setjmpex(ptr @jb, ptr %[[addr]])
  30   // AARCH64-NEXT:  ret i32 %[[call]]
  31 }
  32
  33 int test_setjmpex(void) {
  34   return _setjmpex(jb);
  35   // X64-LABEL: define dso_local i32 @test_setjmpex
  36   // X64:       %[[addr:.*]] = call ptr @llvm.frameaddress.p0(i32 0)
  37   // X64:       %[[call:.*]] = call i32 @_setjmpex(ptr @jb, ptr %[[addr]])
  38   // X64-NEXT:  ret i32 %[[call]]
  39
  40   // AARCH64-LABEL: define dso_local i32 @test_setjmpex
  41   // AARCH64:       %[[addr:.*]] = call ptr @llvm.sponentry.p0()
  42   // AARCH64:       %[[call:.*]] = call i32 @_setjmpex(ptr @jb, ptr %[[addr]])
  43   // AARCH64-NEXT:  ret i32 %[[call]]
  44 }