FreeCalypso > hg > freecalypso-tools
view target-utils/c139-lldbg/entry.S @ 405:ed9b67e7e741
fcup-smsend: fixed bug in the handling of -W with no dest address argument
The original code checked for argv[optind+1] when argv[optind] is NULL;
on most systems this bogus code gets the first line of the environment,
which is clearly not what we are after. Fixed the code to check argc
instead.
| author | Mychaela Falconia <falcon@freecalypso.org> |
|---|---|
| date | Sat, 11 Aug 2018 18:59:54 +0000 |
| parents | e7502631a0f9 |
| children |
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.text .globl _entry _entry: .code 16 bx pc nop .code 32 stmfd sp!, {r0-r12,lr} mrs r0, CPSR mov r1, sp /* supervisor mode, disable all interrupts */ msr CPSR_c, #0xd3 ldr sp, =stack_bottom /* save entry SP and CPSR */ ldr r2, =lldbg_entry_cpsr str r0, [r2] ldr r2, =lldbg_entry_sp str r1, [r2] b main