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Instruction intrinsics

This topic describes instruction intrinsics for realizing ARM machine language instructions from C or C++ code.

The following table summarizes the available intrinsics.

Table 10-7 Instruction intrinsics that the ARM compiler supports

Instruction intrinsics
__breakpoint __cdp __clrex __clz
__current_pc __current_sp __disable_fiq __disable_irq
__dmb __dsb __enable_fiq __enable_irq
__fabs __fabsf __force_loads __force_stores
__isb __ldrex __ldrexd __ldrt
__memory_changed __nop __pld __pldw
__pli __promise __qadd __qdbl
__qsub __rbit __return_address __rev
__ror __schedule_barrier __semihost __sev
__sqrt __sqrtf __ssat __strex
__strexd __strt __swp __usat
__wfe __wfi __yield