- A runtime library for enabling/disabling tracing at runtime.
- A suite of tools for analysing the traces.
- **NOTE:** As of February 27, 2017 , XRay is only available for the following
+ **NOTE:** As of July 25, 2018 , XRay is only available for the following
architectures running Linux: x86_64, arm7 (no thumb), aarch64, powerpc64le,
- mips, mipsel, mips64, mips64el.
+ mips, mipsel, mips64, mips64el, NetBSD: x86_64, FreeBSD: x86_64 and
+ OpenBSD: x86_64.
The compiler-inserted instrumentation points come in the form of nop-sleds in
the final generated binary, and an ELF section named ``xray_instr_map`` which