varwidth.c File Reference

#include "stdlib.h"
#include "genC.h"
#include "linear.h"
#include "ri.h"
#include "effects.h"
#include "resources.h"
#include "ri-util.h"
#include "effects-util.h"
#include "sac.h"

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Functions
static bool	variables_width_filter (reference r, int *g_varwidth)
int	effective_variables_width (instruction i)
	varwidth.c More...

Function Documentation

effective_variables_width()

int effective_variables_width

(

instruction

i

)

varwidth.c

Definition at line 85 of file varwidth.c.

{
   int g_varwidth = 0;
 
   gen_context_recurse(i, &g_varwidth,reference_domain, variables_width_filter, gen_null2);
 
   return g_varwidth;
}

References gen_context_recurse, gen_null2(), reference_domain, and variables_width_filter().

Referenced by compute_parallelism_factor(), and compute_variable_size().

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variables_width_filter()

static bool variables_width_filter ( reference  r, int *  g_varwidth  )

static

do NOT forget to multiply the size by 8, to get it in bits instead of bytes....

ase is_basic_logical: width = 8*basic_logical(b); break;

don't know what to do with this... keep searching

do not search recursively

keep searching recursievly

Definition at line 43 of file varwidth.c.

{
    type ut = ultimate_type(entity_type(reference_variable(r)));
   if (type_variable_p(ut))
   {
       basic b = basic_of_reference(r);
 
       /* do NOT forget to multiply the size by 8, to get it in
        * bits instead of bytes....
        */
       int width;
       switch(basic_tag(b))
       {
           case is_basic_int:
               width = SizeOfElements(b);
               break;
 
           case is_basic_float:
               width = SizeOfElements(b);
               break;
 
               /*case is_basic_logical:
                 width = 8*basic_logical(b);
                 break;*/
 
           case is_basic_pointer:
           default:
               free(b);
               return true; /* don't know what to do with this... keep searching */
       }
       free(b);
       width*=8;
 
       if (width > *g_varwidth)
           *g_varwidth = width;
 
       return false; /* do not search recursively */
   }
   else
       return true; /* keep searching recursievly*/
}

References basic_of_reference(), basic_tag, entity_type, free(), is_basic_float, is_basic_int, is_basic_pointer, reference_variable, SizeOfElements(), type_variable_p, and ultimate_type().

Referenced by effective_variables_width().

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