Section 3 Floating-Point Unit (FPU)
Page 98 of 2108 R01UH0134EJ0400 Rev. 4.00
Sep 24, 2014
SH7262 Group, SH7264 Group
Table 3.2 shows the ranges of the various numbers in hexadecimal notation.
Table 3.2 Floating-Point Ranges
Type Single-Precision Double-Precision
Signaling non-number H'7FFF FFFF to H'7FC0 0000 H'7FFF FFFF FFFF FFFF to
H'7FF8 0000 0000 0000
Quiet non-number H'7FBF FFFF to H'7F80 0001 H'7FF7 FFFF FFFF FFFF to
H'7FF0 0000 0000 0001
Positive infinity H'7F80 0000 H'7FF0 0000 0000 0000
Positive normalized
number
H'7F7F FFFF to H'0080 0000 H'7FEF FFFF FFFF FFFF to
H'0010 0000 0000 0000
Positive denormalized
number
H'007F FFFF to H'0000 0001 H'000F FFFF FFFF FFFF to
H'0000 0000 0000 0001
Positive zero H'0000 0000 H'0000 0000 0000 0000
Negative zero H'8000 0000 H'8000 0000 0000 0000
Negative denormalized
number
H'8000 0001 to H'807F FFFF H'8000 0000 0000 0001 to
H'800F FFFF FFFF FFFF
Negative normalized
number
H'8080 0000 to H'FF7F FFFF H'8010 0000 0000 0000 to
H'FFEF FFFF FFFF FFFF
Negative infinity H'FF80 0000 H'FFF0 0000 0000 0000
Quiet non-number H'FF80 0001 to H'FFBF FFFF H'FFF0 0000 0000 0001 to
H'FFF7 FFFF FFFF FFFF
Signaling non-number H'FFC0 0000 to H'FFFF FFFF H'FFF8 0000 0000 0000 to
H'FFFF FFFF FFFF FFFF