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Fix stdlib defines for AArch32

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Some of the macro defines in the header files of `include/lib/stdlib/machine/`
folder are not correct for AArch32. This patch fixes the same.

Change-Id: I8bfaf638a7986fd902648d2074537bd26c313cb3
Signed-off-by: Soby Mathew <soby.mathew@arm.com>
This commit is contained in:
Soby Mathew 2017-06-06 10:01:03 +01:00
parent 2f73f48e0a
commit 81bccbfff2
2 changed files with 44 additions and 9 deletions
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34
include/lib/stdlib/machine/_limits.h
View file

@ -27,6 +27,11 @@
* $FreeBSD$
*/
/*
* Portions copyright (c) 2017, ARM Limited and Contributors.
* All rights reserved.
*/
#ifndef _MACHINE__LIMITS_H_
#define _MACHINE__LIMITS_H_
@ -50,17 +55,21 @@
#define __SHRT_MAX 0x7fff /* max value for a short */
#define __SHRT_MIN (-0x7fff-1) /* min value for a short */
#define __UINT_MAX 0xffffffff /* max value for an unsigned int */
#define __UINT_MAX 0xffffffffU /* max value for an unsigned int */
#define __INT_MAX 0x7fffffff /* max value for an int */
#define __INT_MIN (-0x7fffffff-1) /* min value for an int */
#define __ULONG_MAX 0xffffffffffffffff /* max for an unsigned long */
#define __LONG_MAX 0x7fffffffffffffff /* max for a long */
#define __LONG_MIN (-0x7fffffffffffffff-1) /* min for a long */
#ifdef AARCH32
#define __ULONG_MAX 0xffffffffUL /* max for an unsigned long */
#define __LONG_MAX 0x7fffffffL /* max for a long */
#define __LONG_MIN (-0x7fffffffL-1) /* min for a long */
#else
#define __ULONG_MAX 0xffffffffffffffffUL /* max for an unsigned long */
#define __LONG_MAX 0x7fffffffffffffffL /* max for a long */
#define __LONG_MIN (-0x7fffffffffffffffL-1) /* min for a long */
#endif
/* Long longs have the same size but not the same type as longs. */
/* max for an unsigned long long */
#define __ULLONG_MAX 0xffffffffffffffffULL
#define __ULLONG_MAX 0xffffffffffffffffULL /* max for an unsigned long long */
#define __LLONG_MAX 0x7fffffffffffffffLL /* max for a long long */
#define __LLONG_MIN (-0x7fffffffffffffffLL-1) /* min for a long long */
@ -71,12 +80,23 @@
#define __OFF_MAX __LONG_MAX /* max value for an off_t */
#define __OFF_MIN __LONG_MIN /* min value for an off_t */
#ifdef AARCH32
/* Quads and long longs are the same size. Ensure they stay in sync. */
#define __UQUAD_MAX (__ULLONG_MAX) /* max value for a uquad_t */
#define __QUAD_MAX (__LLONG_MAX) /* max value for a quad_t */
#define __QUAD_MIN (__LLONG_MIN) /* min value for a quad_t */
#else
/* Quads and longs are the same size. Ensure they stay in sync. */
#define __UQUAD_MAX (__ULONG_MAX) /* max value for a uquad_t */
#define __QUAD_MAX (__LONG_MAX) /* max value for a quad_t */
#define __QUAD_MIN (__LONG_MIN) /* min value for a quad_t */
#endif
#ifdef AARCH32
#define __LONG_BIT 32
#else
#define __LONG_BIT 64
#endif
#define __WORD_BIT 32
/* Minimum signal stack size. */

19
include/lib/stdlib/machine/_stdint.h
View file

@ -31,7 +31,7 @@
*/
/*
* Portions copyright (c) 2016, ARM Limited and Contributors.
* Portions copyright (c) 2016-2017, ARM Limited and Contributors.
* All rights reserved.
*/
@ -127,9 +127,15 @@
* ISO/IEC 9899:1999
* 7.18.2.4 Limits of integer types capable of holding object pointers
*/
#ifdef AARCH32
#define INTPTR_MIN INT32_MIN
#define INTPTR_MAX INT32_MAX
#define UINTPTR_MAX UINT32_MAX
#else
#define INTPTR_MIN INT64_MIN
#define INTPTR_MAX INT64_MAX
#define UINTPTR_MAX UINT64_MAX
#endif
/*
* ISO/IEC 9899:1999
@ -144,15 +150,24 @@
* 7.18.3 Limits of other integer types
*/
/* Limits of ptrdiff_t. */
#define PTRDIFF_MIN INT64_MIN
#ifdef AARCH32
#define PTRDIFF_MIN INT32_MIN
#define PTRDIFF_MAX INT32_MAX
#else
#define PTRDIFF_MIN INT64_MIN
#define PTRDIFF_MAX INT64_MAX
#endif
/* Limits of sig_atomic_t. */
#define SIG_ATOMIC_MIN INT32_MIN
#define SIG_ATOMIC_MAX INT32_MAX
/* Limit of size_t. */
#ifdef AARCH32
#define SIZE_MAX UINT32_MAX
#else
#define SIZE_MAX UINT64_MAX
#endif
#ifndef WCHAR_MIN /* Also possibly defined in <wchar.h> */
/* Limits of wchar_t. */