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author | tege <tege@gmplib.org> | 2003-10-12 03:17:58 +0200 |
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committer | tege <tege@gmplib.org> | 2003-10-12 03:17:58 +0200 |
commit | a01a161f6083b15f0613598bbe28244f550720a2 (patch) | |
tree | a3eb243e6d47f54b587c9a0ac2e27a427256b8f5 /mpn/m68k | |
parent | cb83c541c15757b7c4043618d6d31e899536eb81 (diff) | |
download | gmp-a01a161f6083b15f0613598bbe28244f550720a2.tar.gz |
Correct an URL; add some STATUS comments.
Diffstat (limited to 'mpn/m68k')
-rw-r--r-- | mpn/m68k/README | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/mpn/m68k/README b/mpn/m68k/README index 7c2ef2ef5..ca08dcb4f 100644 --- a/mpn/m68k/README +++ b/mpn/m68k/README @@ -48,12 +48,19 @@ instance has things like $ for immediates on CRDS or reversed cmp order for AT&T SGS. These could probably be handled if anyone really needs it. +STATUS + +The code herein is old and poorly maintained. If somebody really cared, it +could be optimized substantially. For example, mpn_add_n and mpn_sub_n +could, with more unrolling be improved from 6 to close to 4 c/l (on m68040). +The multiplication loops could be sped up by using the FPU. + REFERENCES "Motorola M68000 Family Programmer's Reference Manual", available online, - http://e-www.motorola.com/collateral/M68000PM.pdf + http://e-www.motorola.com/brdata/PDFDB/docs/M68000PM.pdf "System V Application Binary Interface: Motorola 68000 Processor Family Supplement", AT&T, 1990, ISBN 0-13-877553-6. Has details of calling |