Blame sysdeps/powerpc/ifunc-sel.h

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/* Used by the elf ifunc tests.  */
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#ifndef ELF_IFUNC_SEL_H
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#define ELF_IFUNC_SEL_H 1
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extern int global;
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static inline __attribute__ ((always_inline)) void *
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inhibit_stack_protector
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ifunc_sel (int (*f1) (void), int (*f2) (void), int (*f3) (void))
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{
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  register void *ret __asm__ ("r3");
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  __asm__ ("mflr 12\n\t"
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	   "bcl 20,31,1f\n"
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	   "1:\tmflr 11\n\t"
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	   "mtlr 12\n\t"
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	   "addis 12,11,global-1b@ha\n\t"
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	   "lwz 12,global-1b@l(12)\n\t"
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	   "addis %0,11,%2-1b@ha\n\t"
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	   "addi %0,%0,%2-1b@l\n\t"
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	   "cmpwi 12,1\n\t"
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	   "beq 2f\n\t"
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	   "addis %0,11,%3-1b@ha\n\t"
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	   "addi %0,%0,%3-1b@l\n\t"
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	   "cmpwi 12,-1\n\t"
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	   "beq 2f\n\t"
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	   "addis %0,11,%4-1b@ha\n\t"
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	   "addi %0,%0,%4-1b@l\n\t"
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	   "2:"
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	   : "=r" (ret)
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	   : "i" (&global), "i" (f1), "i" (f2), "i" (f3)
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	   : "11", "12", "cr0");
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  return ret;
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}
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static inline __attribute__ ((always_inline)) void *
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inhibit_stack_protector
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ifunc_one (int (*f1) (void))
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{
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  register void *ret __asm__ ("r3");
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  __asm__ ("mflr 12\n\t"
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	   "bcl 20,31,1f\n"
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	   "1:\tmflr %0\n\t"
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	   "mtlr 12\n\t"
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	   "addis %0,%0,%1-1b@ha\n\t"
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	   "addi %0,%0,%1-1b@l"
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	   : "=r" (ret)
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	   : "i" (f1)
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	   : "12");
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  return ret;
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}
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#endif