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- Moved data out of stdlib_data.c and into the code that references

Browse Source 
or initializes it.

- The stdlib constructor now performs the CPU/FPU compatibility test.


git-svn-id: file:///Users/olsen/Code/migration-svn-zu-git/logical-line-staging/clib2/trunk@14879 87f5fb63-7c3d-0410-a384-fd976d0f7a62
This commit is contained in:
Olaf Barthel
2005-03-11 09:37:29 +00:00
parent 678cab02fb
commit 42963b39c4
15 changed files with 116 additions and 146 deletions
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94
library/stdlib_stack_usage.c
View File

@ -1,5 +1,5 @@
/*
* $Id: stdlib_stack_usage.c,v 1.2 2005-01-02 09:07:18 obarthel Exp $
* $Id: stdlib_stack_usage.c,v 1.3 2005-03-11 09:37:29 obarthel Exp $
*
* :ts=4
*
@ -31,6 +31,10 @@
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef NDEBUG
/****************************************************************************/
#include "stdlib_headers.h"
/****************************************************************************/
@ -39,12 +43,8 @@
/****************************************************************************/
#ifndef NDEBUG
static struct StackSwapStruct stack_swap_struct;
#endif /* NDEBUG */
/****************************************************************************/
#define STACK_FILL_COOKIE 0xA1
@ -52,20 +52,16 @@ static struct StackSwapStruct stack_swap_struct;
/****************************************************************************/
void
__stack_usage_init(struct StackSwapStruct * UNUSED stk)
__stack_usage_init(struct StackSwapStruct * stk)
{
#ifndef NDEBUG
if(stk != NULL)
{
if(stk != NULL)
{
size_t stack_size = ((ULONG)stk->stk_Upper - (ULONG)stk->stk_Lower);
size_t stack_size = ((ULONG)stk->stk_Upper - (ULONG)stk->stk_Lower);
memset(stk->stk_Lower,STACK_FILL_COOKIE,stack_size);
memset(stk->stk_Lower,STACK_FILL_COOKIE,stack_size);
stack_swap_struct = (*stk);
}
stack_swap_struct = (*stk);
}
#endif /* NDEBUG */
}
/****************************************************************************/
@ -73,45 +69,45 @@ __stack_usage_init(struct StackSwapStruct * UNUSED stk)
void
__stack_usage_exit(void)
{
#ifndef NDEBUG
if(stack_swap_struct.stk_Lower != NULL && stack_swap_struct.stk_Upper != 0)
{
if(stack_swap_struct.stk_Lower != NULL && stack_swap_struct.stk_Upper != 0)
const UBYTE * m = (const UBYTE *)stack_swap_struct.stk_Lower;
size_t stack_size = ((ULONG)stack_swap_struct.stk_Upper - (ULONG)stack_swap_struct.stk_Lower);
size_t total,i;
total = 0;
/* Figure out how much of the stack was used by checking
if the fill pattern was overwritten. */
for(i = 0 ; i < stack_size ; i++)
{
const UBYTE * m = (const UBYTE *)stack_swap_struct.stk_Lower;
size_t stack_size = ((ULONG)stack_swap_struct.stk_Upper - (ULONG)stack_swap_struct.stk_Lower);
size_t total,i;
/* Strangely, the first long word is always trashed,
even if the stack doesn't grow down this far... */
if(i > sizeof(LONG) && m[i] != STACK_FILL_COOKIE)
break;
total = 0;
/* Figure out how much of the stack was used by checking
if the fill pattern was overwritten. */
for(i = 0 ; i < stack_size ; i++)
{
/* Strangely, the first long word is always trashed,
even if the stack doesn't grow down this far... */
if(i > sizeof(LONG) && m[i] != STACK_FILL_COOKIE)
break;
total++;
}
kprintf("[%s] total amount of stack space used = %ld bytes\n",
__program_name,stack_size - total);
stack_swap_struct.stk_Lower = NULL;
stack_swap_struct.stk_Upper = 0;
total++;
}
if(__stk_maxsize == 0)
{
kprintf("[%s] no stack extension was performed\n",
__program_name);
}
else
{
kprintf("[%s] maximum size of extended stack = %ld bytes, stack was extended %ld times\n",
__program_name,__stk_maxsize,__stk_extensions);
}
kprintf("[%s] total amount of stack space used = %ld bytes\n",
__program_name,stack_size - total);
stack_swap_struct.stk_Lower = NULL;
stack_swap_struct.stk_Upper = 0;
}
if(__stk_maxsize == 0)
{
kprintf("[%s] no stack extension was performed\n",
__program_name);
}
else
{
kprintf("[%s] maximum size of extended stack = %ld bytes, stack was extended %ld times\n",
__program_name,__stk_maxsize,__stk_extensions);
}
#endif /* NDEBUG */
}
/****************************************************************************/
#endif /* NDEBUG */