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libwine: Implemented the call_on_stack function for ARM.

oldstable
André Hentschel 2009-10-02 14:56:50 +02:00 committed by Alexandre Julliard
parent 1b5a373c0e
commit 23842df371
1 changed files with 14 additions and 0 deletions
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14
libs/wine/port.c
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@ -171,6 +171,20 @@ __ASM_GLOBAL_FUNC( wine_call_on_stack,
"lwz 0, 4(1)\n\t" /* fetch return address */
"mtlr 0\n\t" /* return address -> lr */
"blr") /* return */
#elif defined(__arm__)
__ASM_GLOBAL_FUNC( wine_call_on_stack,
"str r14, [r13, #4]\n\t" /* save return address on stack */
"sub r2, r2, #16\n\t" /* reserve space on new stack */
"str r13, [r2, #12]\n\t" /* store old sp */
"mov r3, r0\n\t" /* func */
"mov r0, r1\n\t" /* arg */
"mov r13, r2\n\t" /* stack */
"mov r2, #0\n\t" /* zero */
"str r2, [r13]\n\t" /* bottom of stack */
"sub r13, r13, #16\n\t" /* create a frame for this function */
"blx r3\n\t" /* call func */
"ldr r13, [r13, #28]\n\t" /* fetch old sp */
"ldr r15, [r13, #4]") /* fetch return address and return */
#else
#error You must implement wine_switch_to_stack for your platform
#endif