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Article #51521

gcc 2.3.3 for AIX 2.2.1 and floating point

#51521
From: Pim Zandbergen
Date: Sat, 15 May 1993 13:10
32 lines
1679 bytes
The announcement of the availability of GCC for AIX 2.2.1
was the primary reason to buy a used RT for home use.

Hence, my first project was building GCC. At that time,
I did not know about all the native CC compiler flags
regarding floating point usage ( -f and -f2, -lfm ).

Because I did not use any building GCC, I suspect
my GCC compiled code will do all floating point 
in software , right ?

Rebuilding GCC with fcc -f2 as the native compiler
and changing the gcc link specs to make gcc link
with libfm.a and friends will do the trick, right ?

Or is there a way of making GCC understand the -msoft-float
flag so I can decide whether the code should use the FPA
or not ?

But then I remember reading in comp.sys.ibm.pc.rt
that someone made a version of GCC that directly emits
floating point code, but that the diffs for building
this version were rejected by the FSF. Are these
diffs available somewhere ?

Thank you.

-- 
domain : Pim Zandbergen <pim@cti-software.nl>
snail  : Laan Copes van Cattenburch 70, 2585 GD The Hague, The Netherlands
phone  : +31 70 3542302
fax    : +31 70 3512837
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From: pim@cti-software.nl (Pim Zandbergen)
Subject: gcc 2.3.3 for AIX 2.2.1 and floating point
Message-ID: <1993May15.131049.377@cti-software.nl>
Organization: CTI Software BV, The Hague, The Netherlands
Date: Sat, 15 May 93 13:10:49 GMT
Lines: 32