llvm/clang/test/CodeGen/attr-x86-interrupt.c

// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu %s -emit-llvm -o - | FileCheck %s --check-prefix=X86_64_LINUX
// RUN: %clang_cc1 -triple i386-unknown-linux-gnu %s -emit-llvm -o - | FileCheck %s --check-prefix=X86_LINUX
// RUN: %clang_cc1 -triple x86_64-pc-win32 %s -emit-llvm -o - | FileCheck %s --check-prefix=X86_64_WIN
// RUN: %clang_cc1 -triple i386-pc-win32 %s -emit-llvm -o - | FileCheck %s --check-prefix=X86_WIN
// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnux32 %s -emit-llvm -o - | FileCheck %s --check-prefix=X86_64_LINUX

#ifdef __x86_64__
typedef __UINT64_TYPE__ uword;
#else
typedef __UINT32_TYPE__ uword;
#endif

__attribute__((interrupt)) void foo7(int *a, uword b) {}
__attribute__((interrupt)) void foo8(int *a) {}
// X86_64_LINUX: @llvm.compiler.used = appending global [2 x ptr] [ptr @foo7, ptr @foo8], section "llvm.metadata"
// X86_64_LINUX: define{{.*}} x86_intrcc void @foo7(ptr noundef byval(i32) %{{.+}}, i64 noundef %{{.+}})
// X86_64_LINUX: define{{.*}} x86_intrcc void @foo8(ptr noundef byval(i32) %{{.+}})
// X86_64_LINUX: "disable-tail-calls"="true"
// X86_64_LINUX-NOT: "disable-tail-calls"="false"
// X86_LINUX: @llvm.compiler.used = appending global [2 x ptr] [ptr @foo7, ptr @foo8], section "llvm.metadata"
// X86_LINUX: define{{.*}} x86_intrcc void @foo7(ptr noundef byval(i32) %{{.+}}, i32 noundef %{{.+}})
// X86_LINUX: define{{.*}} x86_intrcc void @foo8(ptr noundef byval(i32) %{{.+}})
// X86_LINUX: "disable-tail-calls"="true"
// X86_LINUX-NOT: "disable-tail-calls"="false"
// X86_64_WIN: @llvm.used = appending global [2 x ptr] [ptr @foo7, ptr @foo8], section "llvm.metadata"
// X86_64_WIN: define dso_local x86_intrcc void @foo7(ptr noundef byval(i32) %{{.+}}, i64 noundef %{{.+}})
// X86_64_WIN: define dso_local x86_intrcc void @foo8(ptr noundef byval(i32) %{{.+}})
// X86_64_WIN: "disable-tail-calls"="true"
// X86_64_WIN-NOT: "disable-tail-calls"="false"
// X86_WIN: @llvm.used = appending global [2 x ptr] [ptr @foo7, ptr @foo8], section "llvm.metadata"
// X86_WIN: define dso_local x86_intrcc void @foo7(ptr noundef byval(i32) %{{.+}}, i32 noundef %{{.+}})
// X86_WIN: define dso_local x86_intrcc void @foo8(ptr noundef byval(i32) %{{.+}})
// X86_WIN: "disable-tail-calls"="true"
// X86_WIN-NOT: "disable-tail-calls"="false"