| // RUN: %clang_cc1 -triple i386-unknown-unknown -emit-llvm < %s| FileCheck %s -check-prefix=SUPPORTED |
| // RUN: %clang_cc1 -triple x86_64-unknown-unknown -emit-llvm < %s| FileCheck %s -check-prefix=SUPPORTED |
| // RUN: %clang_cc1 -triple powerpc-unknown-unknown -emit-llvm < %s| FileCheck %s -check-prefix=SUPPORTED |
| // RUN: %clang_cc1 -triple powerpc64-unknown-unknown -emit-llvm < %s| FileCheck %s -check-prefix=SUPPORTED |
| // RUN: %clang_cc1 -triple arm-unknown-unknown -emit-llvm < %s| FileCheck %s -check-prefix=UNSUPPORTED |
| // RUN: %clang_cc1 -triple aarch64-unknown-unknown -emit-llvm < %s| FileCheck %s -check-prefix=UNSUPPORTED |
| // RUN: %clang_cc1 -triple mips-unknown-unknown -emit-llvm < %s| FileCheck %s -check-prefix=UNSUPPORTED |
| // RUN: %clang_cc1 -triple mips64-unknown-unknown -emit-llvm < %s| FileCheck %s -check-prefix=UNSUPPORTED |
| |
| // Check that __builtin_longjmp and __builtin_setjmp are lowerd into |
| // IR intrinsics on those architectures that can handle them. |
| // Check that they are lowered to the libcalls on other architectures. |
| |
| typedef void *jmp_buf; |
| jmp_buf buf; |
| |
| // SUPPORTED: define{{.*}} void @do_jump() |
| // SUPPORTED: call{{.*}} void @llvm.eh.sjlj.longjmp |
| // UNSUPPORTED: define{{.*}} void @do_jump() |
| // UNSUPPORTED: call{{.*}} void @longjmp |
| |
| // SUPPORTED: define{{.*}} void @do_setjmp() |
| // SUPPORTED: call{{.*}} i32 @llvm.eh.sjlj.setjmp |
| // UNSUPPORTED: define{{.*}} void @do_setjmp() |
| // UNSUPPORTED: call{{.*}} i32 @setjmp |
| |
| void do_jump(void) { |
| __builtin_longjmp(buf, 1); |
| } |
| |
| void f(void); |
| |
| void do_setjmp(void) { |
| if (!__builtin_setjmp(buf)) |
| f(); |
| } |