# Function core::arch::arm::__dbg

source · [−]

    pub unsafe fn __dbg(const IMM4: i32)

🔬This is a nightly-only experimental API. (`stdsimd` #48556)
Available on ARM only.
Expand description

Generates a DBG instruction.

This provides a hint to debugging and related systems. The argument must be a constant integer from 0 to 15 inclusive. See implementation documentation for the effect (if any) of this instruction and the meaning of the argument. This is available only when compiling for AArch32.