MIPS: math-emu: Add support for the MIPS R6 MIN{, A} FPU instruction

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MIPS R6 introduced the following instruction:
Scalar Floating-Point Minimum and
Scalar Floating-Point argument with Minimum Absolute Value

MIN.fmt writes the minimum value of the inputs fs and ft to the
destination fd.
MINA.fmt takes input arguments fs and ft and writes the argument with
the minimum absolute value to the destination fd.

Signed-off-by: Markos Chandras <markos.chandras@imgtec.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/10960/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

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Markos Chandras 2015-08-13 09:56:35 +02:00 • committed by Ralf Baechle

parent 38db37ba06

commit 4e9561b20e

5 changed files with 480 additions and 2 deletions

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4

arch/mips/math-emu/Makefile

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48

arch/mips/math-emu/cp1emu.c

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213

arch/mips/math-emu/dp_fmin.c

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4

arch/mips/math-emu/ieee754.h

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213

arch/mips/math-emu/sp_fmin.c

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