In this case the FPU is no longer in full-compliance with EEE 754. I
don't think this should be set by the startup code depending on some BSP
optimization options. I guess the paranoia test fails if you enable this.
On 23/01/17 15:43, Kirspel, Kevin wrote:
Yes
Kevin Kirspel
Electrical Engineer - Sr. Staff
Idexx Roswell
235 Hembree Park Drive
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Tel: (770)-510-4444 ext. 81642
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-----Original Message-----
From: Sebastian Huber [mailto:sebastian.hu...@embedded-brains.de]
Sent: Monday, January 23, 2017 9:37 AM
To: Kirspel, Kevin <kevin-kirs...@idexx.com>; devel@rtems.org
Subject: Re: [PATCH 1/2] Adding ARM VFP V2 support
On 23/01/17 14:51, Kevin Kirspel wrote:
+#ifdef __FAST_MATH__
+ /* Enable Fast FPU options */
+ mov r0, #(3 << 24)
+ vmsr FPSCR, r0
+#endif
This define is related to the GCC fast-math optimization option.
--
Sebastian Huber, embedded brains GmbH
Address : Dornierstr. 4, D-82178 Puchheim, Germany
Phone : +49 89 189 47 41-16
Fax : +49 89 189 47 41-09
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Diese Nachricht ist keine geschäftliche Mitteilung im Sinne des EHUG.
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