SH7750_08 Datasheet, PDF (144/1162 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer

Section 2 Programming Model
• Single-precision floating-point extended register pairs, XDi (8 registers): An XD register
comprises two XF registers
XD0 = {XF0, XF1}, XD2 = {XF2, XF3}, XD4 = {XF4, XF5}, XD6 = {XF6, XF7},
XD8 = {XF8, XF9}, XD10 = {XF10, XF11}, XD12 = {XF12, XF13}, XD14 = {XF14, XF15}
• Single-precision floating-point extended register matrix, XMTRX: XMTRX comprises all 16
XF registers
XMTRX = XF0 XF4 XF8 XF12
XF1 XF5 XF9 XF13
XF2 XF6 XF10 XF14
XF3 XF7 XF11 XF15
Rev.7.00 Oct. 10, 2008 Page 60 of 1074
REJ09B0366-0700