diff options
Diffstat (limited to 'libc/sysdeps/linux/avr32/crt1.S')
| -rw-r--r-- | libc/sysdeps/linux/avr32/crt1.S | 114 |
1 files changed, 57 insertions, 57 deletions
diff --git a/libc/sysdeps/linux/avr32/crt1.S b/libc/sysdeps/linux/avr32/crt1.S index 0f0a2e87d..ca1fa7a4c 100644 --- a/libc/sysdeps/linux/avr32/crt1.S +++ b/libc/sysdeps/linux/avr32/crt1.S @@ -6,12 +6,12 @@ * archive for more details. * * When we enter _start, the stack looks like this: - * argc argument counter - * argv[0] pointer to program name - * argv[1..argc-1] pointers to program args - * NULL - * env[0..N] pointers to environment variables - * NULL + * argc argument counter + * argv[0] pointer to program name + * argv[1..argc-1] pointers to program args + * NULL + * env[0..N] pointers to environment variables + * NULL * * r12 contains a function pointer to be registered with `atexit'. * This is how the dynamic linker arranges to have DT_FINI functions @@ -20,78 +20,78 @@ * * We're going to call the following function: * __uClibc_main(int (*main)(int, char **, char **), int argc, - * char **argv, void (*app_init)(void), void (*app_fini)(void), - * void (*rtld_fini)(void), void *stack_end) + * char **argv, void (*app_init)(void), void (*app_fini)(void), + * void (*rtld_fini)(void), void *stack_end) * * So we need to set up things as follows: - * r12 = address of main - * r11 = argc - * r10 = &argv[0] - * r9 = address of _init - * r8 = address of _fini - * sp[0] = whatever we got passed in r12 + * r12 = address of main + * r11 = argc + * r10 = &argv[0] + * r9 = address of _init + * r8 = address of _fini + * sp[0] = whatever we got passed in r12 */ #include <features.h> - .text - .global _start - .type _start, @function + .text + .global _start + .type _start, @function _start: - /* Clear the frame pointer and link register since this is the outermost frame. */ - mov r7, 0 - mov lr, 0 + /* Clear the frame pointer and link register since this is the outermost frame. */ + mov r7, 0 + mov lr, 0 - ld.w r11, sp++ /* argc */ - mov r10, sp /* &argv[0] */ + ld.w r11, sp++ /* argc */ + mov r10, sp /* &argv[0] */ - st.w --sp, r10 /* stack_end */ - st.w --sp, r12 /* rtld_fini */ + st.w --sp, r10 /* stack_end */ + st.w --sp, r12 /* rtld_fini */ #ifdef __PIC__ - lddpc r6, .L_GOT + lddpc r6, .L_GOT .L_RGOT: - rsub r6, pc - lda.w r9, _init - lda.w r8, _fini - lda.w r12, main + rsub r6, pc + lda.w r9, _init + lda.w r8, _fini + lda.w r12, main - /* Ok, now run uClibc's main() -- should not return */ - call __uClibc_main + /* Ok, now run uClibc's main() -- should not return */ + call __uClibc_main - .align 2 + .align 2 .L_GOT: - .long .L_RGOT - _GLOBAL_OFFSET_TABLE_ + .long .L_RGOT - _GLOBAL_OFFSET_TABLE_ #else - lddpc r9, __init_addr /* app_init */ - lddpc r8, __fini_addr /* app_fini */ - lddpc r12, __main_addr /* main */ + lddpc r9, __init_addr /* app_init */ + lddpc r8, __fini_addr /* app_fini */ + lddpc r12, __main_addr /* main */ - /* Ok, now run uClibc's main() -- should not return */ - lddpc pc, ___uClibc_main_addr + /* Ok, now run uClibc's main() -- should not return */ + lddpc pc, ___uClibc_main_addr - .align 2 + .align 2 __init_addr: - .long _init + .long _init __fini_addr: - .long _fini + .long _fini __main_addr: - .long main + .long main ___uClibc_main_addr: - .long __uClibc_main + .long __uClibc_main #endif - .size _start, . - _start + .size _start, . - _start - /* - * The LSB says we need this. - */ - .section ".note.ABI-tag", "a" - .align 4 - .long 2f - 1f /* namesz */ - .long 4f - 3f /* descsz */ - .long 1 /* type */ -1: .asciz "GNU" /* name */ -2: .align 4 -3: .long 0 /* Linux executable */ - .long 2,6,0 /* Earliest compatible kernel */ -4: .align 4 + /* + * The LSB says we need this. + */ + .section ".note.ABI-tag", "a" + .align 4 + .long 2f - 1f /* namesz */ + .long 4f - 3f /* descsz */ + .long 1 /* type */ +1: .asciz "GNU" /* name */ +2: .align 4 +3: .long 0 /* Linux executable */ + .long 2,6,0 /* Earliest compatible kernel */ +4: .align 4 |