newlib-cygwin/libgloss/bfin/include/builtins.h

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/*
* The authors hereby grant permission to use, copy, modify, distribute,
* and license this software and its documentation for any purpose, provided
* that existing copyright notices are retained in all copies and that this
* notice is included verbatim in any distributions. No written agreement,
* license, or royalty fee is required for any of the authorized uses.
* Modifications to this software may be copyrighted by their authors
* and need not follow the licensing terms described here, provided that
* the new terms are clearly indicated on the first page of each file where
* they apply.
*/
#ifdef _MISRA_RULES
#pragma diag(push)
#pragma diag(suppress:misra_rule_2_4)
#pragma diag(suppress:misra_rule_5_3)
#pragma diag(suppress:misra_rule_6_3)
#pragma diag(suppress:misra_rule_8_1)
#pragma diag(suppress:misra_rule_8_8)
#pragma diag(suppress:misra_rule_8_5)
#pragma diag(suppress:misra_rule_19_7)
#pragma diag(suppress:misra_rule_19_15)
#pragma diag(suppress:misra_rule_20_2)
#endif
#ifdef __cplusplus
extern "C" {
#endif
#if !defined(__NO_BUILTIN)
/* VDSP -> GCC glue */
#define __builtin_NOP() __asm__ __volatile__ ("NOP;")
#define __builtin_cli() ({ unsigned int __rval; __asm__ __volatile__ ("cli %0;" : "=r"(__rval)); __rval; })
#define __builtin_sti(x) __asm__ __volatile__ ("sti %0;" : : "r"(x))
#define __builtin_idle() __asm__ __volatile__ ("IDLE;")
#define __builtin_raise(x) __asm__ __volatile__ ("raise %0;" : : "n"(x))
#define __builtin_excpt(x) __asm__ __volatile__ ("excpt %0;" : : "n"(x))
#define __builtin_prefetch(x) __asm__ __volatile__ ("PREFETCH[%0];" : : "p"(x))
#define __builtin_prefetchmodup(x) ({ void *__p = &(x); __asm__ __volatile__ ("PREFETCH[%0++];" : "+p"(__p)); __p; })
#define __builtin_flushinv(x) __asm__ __volatile__ ("FLUSHINV[%0];" : : "p"(x))
#define __builtin_flushinvmodup(x) ({ void *__p = &(x); __asm__ __volatile__ ("FLUSHINV[%0++];" : "+p"(__p)); __p; })
#define __builtin_flush(x) __asm__ __volatile__ ("FLUSH[%0];" : : "p"(x))
#define __builtin_flushmodup(x) ({ void *__p = &(x); __asm__ __volatile__ ("FLUSH[%0++];" : "+p"(__p)); __p; })
#define __builtin_iflush(x) __asm__ __volatile__ ("IFLUSH[%0];" : : "p"(x))
#define __builtin_iflushmodup(x) ({ void *__p = &(x); __asm__ __volatile__ ("IFLUSH[%0++];" : "+p"(__p)); __p; })
#define __builtin_csync() __builtin_bfin_csync()
#define __builtin_ssync() __builtin_bfin_ssync()
#endif /* __NO_BUILTIN */
#if !defined(__NO_BUILTIN) && !defined(__NO_SHORTNAMES)
#if (!defined(__DEFINED_NOP) && \
((defined(__SPECIFIC_NAMES) && defined(__ENABLE_NOP)) || \
(!defined(__SPECIFIC_NAMES) && !defined(__DISABLE_NOP))))
#define __DEFINED_NOP
/* Insert a normal 16 bit NOP, which is treated as volatile.
*/
#pragma inline
#pragma always_inline
static void NOP(void) {
__builtin_NOP();
}
#endif /* __DEFINED_NOP */
#if (!defined(__DEFINED_CLI) && \
((defined(__SPECIFIC_NAMES) && defined(__ENABLE_CLI)) || \
(!defined(__SPECIFIC_NAMES) && !defined(__DISABLE_CLI))))
#define __DEFINED_CLI
#pragma inline
#pragma always_inline
static unsigned int cli(void) {
unsigned int __rval = __builtin_cli();
return __rval;
}
#endif /* __DEFINED_CLI */
#if (!defined(__DEFINED_STI) && \
((defined(__SPECIFIC_NAMES) && defined(__ENABLE_STI)) || \
(!defined(__SPECIFIC_NAMES) && !defined(__DISABLE_STI))))
#define __DEFINED_STI
#pragma inline
#pragma always_inline
static void sti(unsigned int __a) {
__builtin_sti(__a);
}
#endif /* __DEFINED_STI */
#if (!defined(__DEFINED_IDLE) && \
((defined(__SPECIFIC_NAMES) && defined(__ENABLE_IDLE)) || \
(!defined(__SPECIFIC_NAMES) && !defined(__DISABLE_IDLE))))
#define __DEFINED_IDLE
#pragma inline
#pragma always_inline
static void idle(void) {
__builtin_idle();
}
#endif /* __DEFINED_IDLE */
#if (!defined(__DEFINED_RAISE_INTR) && \
((defined(__SPECIFIC_NAMES) && defined(__ENABLE_RAISE_INTR)) || \
(!defined(__SPECIFIC_NAMES) && !defined(__DISABLE_RAISE_INTR))))
#define __DEFINED_RAISE_INTR
#define raise_intr(A) (__builtin_raise((A)))
#endif /* __DEFINED_RAISE_INTR */
#if (!defined(__DEFINED_EXCPT) && \
((defined(__SPECIFIC_NAMES) && defined(__ENABLE_EXCPT)) || \
(!defined(__SPECIFIC_NAMES) && !defined(__DISABLE_EXCPT))))
#define __DEFINED_EXCPT
#define excpt(A) (__builtin_excpt((A)))
#endif /* __DEFINED_EXCPT */
#if (!defined(__DEFINED_PREFETCH) && \
((defined(__SPECIFIC_NAMES) && defined(__ENABLE_PREFETCH)) || \
(!defined(__SPECIFIC_NAMES) && !defined(__DISABLE_PREFETCH))))
#define __DEFINED_PREFETCH
#pragma inline
#pragma always_inline
static void prefetch(void * __a) {
__builtin_prefetch(__a);
}
#endif /* __DEFINED_PREFETCH */
#if (!defined(__DEFINED_PREFETCHMODUP) && \
((defined(__SPECIFIC_NAMES) && defined(__ENABLE_PREFETCHMODUP)) || \
(!defined(__SPECIFIC_NAMES) && !defined(__DISABLE_PREFETCHMODUP))))
#define __DEFINED_PREFETCHMODUP
#pragma inline
#pragma always_inline
static void * prefetchmodup(void * __a) {
void * __rval = __builtin_prefetchmodup(__a);
return __rval;
}
#endif /* __DEFINED_PREFETCHMODUP */
#if (!defined(__DEFINED_FLUSHINV) && \
((defined(__SPECIFIC_NAMES) && defined(__ENABLE_FLUSHINV)) || \
(!defined(__SPECIFIC_NAMES) && !defined(__DISABLE_FLUSHINV))))
#define __DEFINED_FLUSHINV
#pragma inline
#pragma always_inline
static void flushinv(void * __a) {
__builtin_flushinv(__a);
}
#endif /* __DEFINED_FLUSHINV */
#if (!defined(__DEFINED_FLUSHINVMODUP) && \
((defined(__SPECIFIC_NAMES) && defined(__ENABLE_FLUSHINVMODUP)) || \
(!defined(__SPECIFIC_NAMES) && !defined(__DISABLE_FLUSHINVMODUP))))
#define __DEFINED_FLUSHINVMODUP
#pragma inline
#pragma always_inline
static void * flushinvmodup(void * __a) {
void * __rval = __builtin_flushinvmodup(__a);
return __rval;
}
#endif /* __DEFINED_FLUSHINVMODUP */
#if (!defined(__DEFINED_FLUSH) && \
((defined(__SPECIFIC_NAMES) && defined(__ENABLE_FLUSH)) || \
(!defined(__SPECIFIC_NAMES) && !defined(__DISABLE_FLUSH))))
#define __DEFINED_FLUSH
#pragma inline
#pragma always_inline
static void flush(void * __a) {
__builtin_flush(__a);
}
#endif /* __DEFINED_FLUSH */
#if (!defined(__DEFINED_FLUSHMODUP) && \
((defined(__SPECIFIC_NAMES) && defined(__ENABLE_FLUSHMODUP)) || \
(!defined(__SPECIFIC_NAMES) && !defined(__DISABLE_FLUSHMODUP))))
#define __DEFINED_FLUSHMODUP
#pragma inline
#pragma always_inline
static void * flushmodup(void * __a) {
void * __rval = __builtin_flushmodup(__a);
return __rval;
}
#endif /* __DEFINED_FLUSHMODUP */
#if (!defined(__DEFINED_IFLUSH) && \
((defined(__SPECIFIC_NAMES) && defined(__ENABLE_IFLUSH)) || \
(!defined(__SPECIFIC_NAMES) && !defined(__DISABLE_IFLUSH))))
#define __DEFINED_IFLUSH
#pragma inline
#pragma always_inline
static void iflush(void * __a) {
__builtin_iflush(__a);
}
#endif /* __DEFINED_IFLUSH */
#if (!defined(__DEFINED_IFLUSHMODUP) && \
((defined(__SPECIFIC_NAMES) && defined(__ENABLE_IFLUSHMODUP)) || \
(!defined(__SPECIFIC_NAMES) && !defined(__DISABLE_IFLUSHMODUP))))
#define __DEFINED_IFLUSHMODUP
#pragma inline
#pragma always_inline
static void * iflushmodup(void * __a) {
void * __rval = __builtin_iflushmodup(__a);
return __rval;
}
#endif /* __DEFINED_IFLUSHMODUP */
#if (!defined(__DEFINED_CSYNC) && \
((defined(__SPECIFIC_NAMES) && defined(__ENABLE_CSYNC)) || \
(!defined(__SPECIFIC_NAMES) && !defined(__DISABLE_CSYNC))))
#define __DEFINED_CSYNC
/* generate a csync instruction protected by CLI/STI for anomaly 05-00-0312;
** you can generate an unprotected csync by using csync_int
*/
#pragma inline
#pragma always_inline
static void csync(void) {
__builtin_csync();
}
#endif /* __DEFINED_CSYNC */
#if (!defined(__DEFINED_SSYNC) && \
((defined(__SPECIFIC_NAMES) && defined(__ENABLE_SSYNC)) || \
(!defined(__SPECIFIC_NAMES) && !defined(__DISABLE_SSYNC))))
#define __DEFINED_SSYNC
/* generate a ssync instruction protected by CLI/STI for anomaly 05-00-0312;
** you can generate an unprotected ssync by using ssync_int
*/
#pragma inline
#pragma always_inline
static void ssync(void) {
__builtin_ssync();
}
#endif /* __DEFINED_SSYNC */
#endif /* __NO_BUILTIN */
#ifdef _MISRA_RULES
#pragma diag(pop)
#endif
#ifdef __cplusplus
}
#endif