26 Apr
2005
26 Apr
'05
4:08 p.m.
In message fc.004c4e480031a732004c4e480031a732.31a781@rea.de you wrote:
the enclosed patch agains current top of CVS eliminates two calls of the libgcc helper function _divsi3 and _modsi3.
Rationale: Certain commercially available tool-chains provides b0rken libgcc.a (compiled with hardware FP) making these helper functions unusable
Don't use these tool-chains, then. There are free and working solutions.
... - i -= (i % info->portwidth); + i -= i & (info->portwidth - 1); ... - *cp++ = ((i + 1) % info->chipwidth) ? '\0' : cmd; + *cp++ = ((i + 1) & (info->chipwidth - 1)) ? '\0' : cmd;
Should we document the restrictions (i. e. that portwidth and chipwidth have to be powers of two) ?
Best regards,
Wolfgang Denk
--
Software Engineering: Embedded and Realtime Systems, Embedded Linux
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd@denx.de
Imagination is more important than knowledge. -- Albert Einstein