1// Test that basic MachO static initializers work. The main function in this 2// test returns the value of 'x', which is initially 1 in the data section, 3// and reset to 0 if the _static_init function is run. If the static initializer 4// does not run then main will return 1, causing the test to be treated as a 5// failure. 6// 7// RUN: %clang -c -o %t %s 8// RUN: %llvm_jitlink %t 9 10 .section __TEXT,__text,regular,pure_instructions 11 .build_version macos, 12, 0 sdk_version 12, 0 12 13# static initializer sets the value of 'x' to zero. 14 .globl _static_init 15 .p2align 2 16_static_init: 17 .cfi_startproc 18; %bb.0: 19 adrp x8, _x@PAGE 20 str wzr, [x8, _x@PAGEOFF] 21 ret 22 .cfi_endproc 23 24# main returns the value of 'x', which is defined as 1 in the data section.. 25 .globl _main 26 .p2align 2 27_main: 28 sub sp, sp, #16 29 str wzr, [sp, #12] 30 adrp x8, _x@PAGE 31 ldr w0, [x8, _x@PAGEOFF] 32 add sp, sp, #16 33 ret 34 35 .section __DATA,__data 36 .globl _x 37 .p2align 2 38_x: 39 .long 1 40 41 .section __DATA,__mod_init_func,mod_init_funcs 42 .p2align 3 43 .quad _static_init 44.subsections_via_symbols