IAR Embedded Workbench for RISC-V 3.40IAR C/C++ DevelopmentThe preprocessorDescription of predefined preprocessor symbols__riscv_zfinx__riscv_zfinxIn this section: DescriptionAn integer that is set to the version number of the Zfinx extension when the code is compiled for a RISC-V core with the standard extension Zfinx (single-precision floating-point in integer registers).