picodrive/pico/arm_features.h

52 lines
1.1 KiB
C

#ifndef __ARM_FEATURES_H__
#define __ARM_FEATURES_H__
#if defined(__ARM_ARCH_7__) || defined(__ARM_ARCH_7A__) \
|| defined(__ARM_ARCH_7R__) || defined(__ARM_ARCH_7M__) \
|| defined(__ARM_ARCH_7EM__)
#define HAVE_ARMV7
#define HAVE_ARMV6
#define HAVE_ARMV5
#elif defined(__ARM_ARCH_6__) || defined(__ARM_ARCH_6J__) \
|| defined(__ARM_ARCH_6K__) || defined(__ARM_ARCH_6Z__) \
|| defined(__ARM_ARCH_6ZK__) || defined(__ARM_ARCH_6T2__)
#define HAVE_ARMV6
#define HAVE_ARMV5
#elif defined(__ARM_ARCH_5__) || defined(__ARM_ARCH_5E__) \
|| defined(__ARM_ARCH_5T__) || defined(__ARM_ARCH_5TE__) || defined(__ARM_ARCH_5TEJ__)
#define HAVE_ARMV5
#endif
/* no need for HAVE_NEON - GCC defines __ARM_NEON__ consistently */
/* global function/external symbol */
#ifndef __MACH__
#define ESYM(name) name
#define FUNCTION(name) \
.globl name; \
.type name, %function; \
name
#define EXTRA_UNSAVED_REGS
#else
#define ESYM(name) _##name
#define FUNCTION(name) \
.globl ESYM(name); \
name: \
ESYM(name)
// r7 is preserved, but add it for EABI alignment..
#define EXTRA_UNSAVED_REGS r7, r9,
#endif
#endif /* __ARM_FEATURES_H__ */