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(parent: 23ffc23) | patch
expr.c (expand_expr_real): Use usmul_optab for widening signed * unsigned multiplies.
authorBernd Schmidt <bernd.schmidt@analog.com>
Sun, 20 Nov 2005 18:49:18 +0000 (18:49 +0000)
committerBernd Schmidt <bernds@gcc.gnu.org>
Sun, 20 Nov 2005 18:49:18 +0000 (18:49 +0000)
commit8b44057d9b7417293c2e9fc81bb0f355cabe83b6
treeced326957170072ff9481ff36ed4bba3a5eb7c8etree
parent23ffc23579daf0e63042a4952ff47317125279ddcommit | diff
expr.c (expand_expr_real): Use usmul_optab for widening signed * unsigned multiplies.

* expr.c (expand_expr_real): Use usmul_optab for widening
signed * unsigned multiplies.
* genopinit.c (optabs): Add usmul_widen_optab.
* optabs.c (init_optabs): Likewise.
* optabs.h (enum optab_index): Add OTI_usmul_widen.
(usmul_widen_optab): Define.
* config/bfin/bfin.md (usmulhisi3): New pattern.

* doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.

From-SVN: r107258
gcc/ChangeLog diff | blob | history
gcc/config/bfin/bfin.md diff | blob | history
gcc/doc/md.texi diff | blob | history
gcc/expr.c diff | blob | history
gcc/genopinit.c diff | blob | history
gcc/optabs.c diff | blob | history
gcc/optabs.h diff | blob | history