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libwine: Add unwind annotations to the stack switching functions for x86_64.
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1 changed files with 9 additions and 48 deletions
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@ -53,30 +53,7 @@ void wine_pthread_set_functions( const struct wine_pthread_functions *functions,
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*
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* Switch to the specified stack and call the function.
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*/
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void DECLSPEC_NORETURN wine_switch_to_stack( void (*func)(void *), void *arg, void *stack );
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#if defined(__i386__) && defined(__GNUC__)
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__ASM_GLOBAL_FUNC( wine_switch_to_stack,
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"movl 4(%esp),%ecx\n\t" /* func */
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"movl 8(%esp),%edx\n\t" /* arg */
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"movl 12(%esp),%esp\n\t" /* stack */
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"andl $~15,%esp\n\t"
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"subl $12,%esp\n\t"
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"pushl %edx\n\t"
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"xorl %ebp,%ebp\n\t"
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"call *%ecx\n\t"
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"int $3" /* we never return here */ )
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#elif defined(__i386__) && defined(_MSC_VER)
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__declspec(naked) void wine_switch_to_stack( void (*func)(void *), void *arg, void *stack )
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{
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__asm mov ecx, 4[esp];
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__asm mov edx, 8[esp];
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__asm mov esp, 12[esp];
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__asm push edx;
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__asm xor ebp, ebp;
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__asm call [ecx];
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__asm int 3;
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}
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#elif defined(__sparc__) && defined(__GNUC__)
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#if defined(__sparc__) && defined(__GNUC__)
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__ASM_GLOBAL_FUNC( wine_switch_to_stack,
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"mov %o0, %l0\n\t" /* store first argument */
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"mov %o1, %l1\n\t" /* store second argument */
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@ -92,16 +69,6 @@ __ASM_GLOBAL_FUNC( wine_switch_to_stack,
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"subi r1,r1,0x100\n\t" /* adjust stack pointer */
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"bctrl\n" /* call ctr */
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"1:\tb 1b") /* loop */
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#elif defined(__powerpc__) && defined(__GNUC__)
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__ASM_GLOBAL_FUNC( wine_switch_to_stack,
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"mtctr 3\n\t" /* func -> ctr */
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"mr 3,4\n\t" /* args -> function param 1 (r3) */
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"mr 1,5\n\t" /* stack */
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"subi 1, 1, 16\n\t" /* allocate space for the callee */
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"li 0, 0\n\t" /* load zero */
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"stw 0, 0(1)\n\t" /* create a bottom stack frame */
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"bctrl\n\t" /* call ctr */
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"1:\tb 1b") /* loop */
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#elif defined(__ALPHA__) && defined(__GNUC__)
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__ASM_GLOBAL_FUNC( wine_switch_to_stack,
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"mov $16,$0\n\t" /* func */
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@ -109,15 +76,6 @@ __ASM_GLOBAL_FUNC( wine_switch_to_stack,
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"mov $18,$30\n\t" /* stack */
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"jsr $31,($0),0\n\t" /* call func */
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"L1:\tbr $31,L1") /* loop */
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#elif defined(__x86_64__) && defined(__GNUC__)
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__ASM_GLOBAL_FUNC( wine_switch_to_stack,
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"movq %rdi,%rax\n\t" /* func */
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"movq %rsi,%rdi\n\t" /* arg */
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"andq $~15,%rdx\n\t" /* stack */
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"movq %rdx,%rsp\n\t"
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"xorq %rbp,%rbp\n\t"
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"callq *%rax\n\t" /* call func */
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"int $3")
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#else
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void DECLSPEC_NORETURN wine_switch_to_stack( void (*func)(void *), void *arg, void *stack )
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{
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@ -170,17 +128,20 @@ __declspec(naked) int wine_call_on_stack( int (*func)(void *), void *arg, void *
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#elif defined(__x86_64__) && defined(__GNUC__)
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__ASM_GLOBAL_FUNC( wine_call_on_stack,
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"pushq %rbp\n\t"
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"pushq %rbx\n\t"
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"movq %rsp,%rbx\n\t"
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".cfi_adjust_cfa_offset 8\n\t"
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".cfi_rel_offset %rbp,0\n\t"
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"movq %rsp,%rbp\n\t"
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".cfi_def_cfa_register %rbp\n\t"
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"movq %rdi,%rax\n\t" /* func */
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"movq %rsi,%rdi\n\t" /* arg */
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"andq $~15,%rdx\n\t" /* stack */
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"movq %rdx,%rsp\n\t"
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"xorq %rbp,%rbp\n\t"
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"callq *%rax\n\t" /* call func */
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"movq %rbx,%rsp\n\t"
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"popq %rbx\n\t"
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"movq %rbp,%rsp\n\t"
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".cfi_def_cfa_register %rsp\n\t"
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"popq %rbp\n\t"
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".cfi_adjust_cfa_offset -8\n\t"
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".cfi_same_value %rbp\n\t"
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"ret")
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#elif defined(__powerpc__) && defined(__GNUC__)
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__ASM_GLOBAL_FUNC( wine_call_on_stack,
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