[Bug target/63408] GCC emits incorrect FMA instruction on Cortex-M4 target

2014-09-29 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63408 --- Comment #1 from Andrew Pinski pinskia at gcc dot gnu.org --- Are you sure 1120403456 does not encode -100.0 ?

[Bug target/63408] GCC emits incorrect FMA instruction on Cortex-M4 target

2014-09-29 Thread itay at phobotic dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63408 --- Comment #2 from Itay Perl itay at phobotic dot com --- Yes, I am certain. 1. Replacing the minus sign with a plus sign results in the same code (including the constant) 2. struct.unpack('I', struct.pack('f', 100))[0] 1120403456