This section summarizes compiler options that provide optimizations for floating-point data and floating-point precision on IA-32, IntelŪ EM64T, and IntelŪ ItaniumŪ architectures. The topics include the following:
Floating-point options for multiple architectures
Floating-point options for IA-32 and Intel® EM64T architectures
Floating-point options for Itanium® architectures
Improving or restricting floating-point arithmetic precision
Understanding Floating-Point Performance