| // Test that basic MachO static initializers work. The main function in this |
| // test returns the value of 'x', which is initially 1 in the data section, |
| // and reset to 0 if the _static_init function is run. If the static initializer |
| // does not run then main will return 1, causing the test to be treated as a |
| // failure. |
| // |
| // RUN: %clang -c -o %t %s |
| // RUN: %llvm_jitlink %t |
| |
| .section __TEXT,__text,regular,pure_instructions |
| .build_version macos, 12, 0 sdk_version 12, 0 |
| |
| # static initializer sets the value of 'x' to zero. |
| .globl _static_init |
| .p2align 2 |
| _static_init: |
| .cfi_startproc |
| ; %bb.0: |
| adrp x8, _x@PAGE |
| str wzr, [x8, _x@PAGEOFF] |
| ret |
| .cfi_endproc |
| |
| # main returns the value of 'x', which is defined as 1 in the data section.. |
| .globl _main |
| .p2align 2 |
| _main: |
| sub sp, sp, #16 |
| str wzr, [sp, #12] |
| adrp x8, _x@PAGE |
| ldr w0, [x8, _x@PAGEOFF] |
| add sp, sp, #16 |
| ret |
| |
| .section __DATA,__data |
| .globl _x |
| .p2align 2 |
| _x: |
| .long 1 |
| |
| .section __DATA,__mod_init_func,mod_init_funcs |
| .p2align 3 |
| .quad _static_init |
| .subsections_via_symbols |
