FB_FPU

• Source: https://www.freebasic.net/wiki/wikka.php?wakka=KeyPgDdfbfpu
• Last revised: 2024-01-30

---

Intrinsic define set by the compiler

Syntax

` FB_FPU

`

Description

For x86 and x86_64 targets:

• Defined as "sse" if SSE floating point arithmetics is enabled, and
• defined as "x87" otherwise

For arm and aarch64 targets:

• Defined as "neon" if Advanced SIMD (Neon) extension is enabled, and
• defined as "x87" otherwise

Examples

start GeSHi

#if __FB_FPU__ = "sse"
  ' ... instructions only for SSE ...
#else
  ' ... instructions not for SSE ...
#endif

end GeSHi

Version

• __FB_FPU__ = neon added in fbc 1.20.0

Differences from QB

• New to FreeBASIC

See also

• __FB_SSE__
• Compiler Option: -fpu

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