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Date: Wed, 18 Sep 2019 16:07:33 +0300
To: Rich Felker <>
Subject: Re: [PATCH] mips: add single-instruction math functions

>> diff --git a/src/math/mips/fabs.c b/src/math/mips/fabs.c
>> new file mode 100644
>> index 00000000..0a5aa3b1
>> --- /dev/null
>> +++ b/src/math/mips/fabs.c
>> @@ -0,0 +1,16 @@
>> +#if !defined(__mips_soft_float) && defined(__mips_abs2008)

R> Why is this dependent on __mips_abs2008?

ABS.fmt is non-arithmetic only on cores with the corresponding FCSR bit hardwired to 1. It is R6 (always) and some R5 cores (such as P5600, M5150).

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