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author | Andrew Waterman <andrew@sifive.com> | 2018-08-28 11:35:42 -0700 |
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committer | Andrew Waterman <andrew@sifive.com> | 2018-08-28 11:35:42 -0700 |
commit | eb7817141bbbaa94157d65ef10c33a280dba1434 (patch) | |
tree | 3a02a6e40c6d703aa4c4a6d1257cc7d7150f9141 /src/f.tex | |
parent | 84c03c6d5ee19f49588b1c6ef28e6eefebed5196 (diff) | |
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F/D extensions to v2.2
Diffstat (limited to 'src/f.tex')
-rw-r--r-- | src/f.tex | 10 |
1 files changed, 9 insertions, 1 deletions
@@ -1,5 +1,5 @@ \chapter{``F'' Standard Extension for Single-Precision Floating-Point, -Version 2.0} +Version 2.2} \label{sec:single-float} This chapter describes the standard instruction-set extension for @@ -412,6 +412,14 @@ result is the canonical NaN. If only one operand is a NaN, the result is the non-NaN operand. Signaling NaN inputs raise the invalid operation exception, even when the result is not NaN. +\begin{commentary} +Note that in version 2.2 of the F extension, the FMIN.S and FMAX.S +instructions were amended to implement the proposed IEEE 754-201x +minimumNumber and maximumNumber operations, rather than the IEEE 754-2008 +minNum and maxNum operations. These operations differ in their handling of +signaling NaNs. +\end{commentary} + \vspace{-0.2in} \begin{center} \begin{tabular}{R@{}F@{}R@{}R@{}F@{}R@{}O} |