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https://opencores.org/ocsvn/openrisc_2011-10-31/openrisc_2011-10-31/trunk
Subversion Repositories openrisc_2011-10-31
[/] [openrisc/] [trunk/] [gnu-src/] [newlib-1.18.0/] [libgloss/] [mn10300/] [sbrk.c] - Rev 357
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#include <_ansi.h> #include <sys/types.h> #include <sys/stat.h> #include "trap.h" caddr_t _sbrk (size_t incr) { extern char end; /* Defined by the linker */ static char *heap_end; char *prev_heap_end; #if 0 char *sp = (char *)stack_ptr; #else char *sp = (char *)&sp; #endif if (heap_end == 0) { heap_end = &end; } prev_heap_end = heap_end; heap_end += incr; if (heap_end > sp) { _write (1, "Heap and stack collision\n", 25); abort (); } return (caddr_t) prev_heap_end; }
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