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Re: gcc 3.4.0 m68k-elf generates illegal code for ColdFire (maybea fix)
Peter Barada wrote:
I believe all your patches are already in CVS, with the
exception of the addsi3_5200 fix.
Is there anything else I've omitted?
I'mve updated my uberbaum tree, and notice that I never sent in my
1) Use mvz/mvs instructions for ColdFire V4 to zero/sign extend
byte/word from memory into a data register
The version handling an immediate value is already in.
2) Enable use of output_andsi3/output_iorsi3/output_xorsi3 for
ColdFire to allow for using the bclr/bset/bchg instructions for
Didn't the ColdFire always support bit operations the
same way the m68k did? Why should this be special-cased
for ColdFire only?
3) Update MULL_COST/MULW_COST for ColdFire v3 and higher cores.
I'm building up the uberbaum tree now, and will send in a patch as
soon as I verify it.
// Bernardo Innocenti - Develer S.r.l., R&D dept.