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(parent: 3c07301) | patch
re PR target/43902 (suboptimal MIPS widening multiply accumulate)
authorBernd Schmidt <bernds@codesourcery.com>
Tue, 29 Jun 2010 13:43:57 +0000 (13:43 +0000)
committerBernd Schmidt <bernds@gcc.gnu.org>
Tue, 29 Jun 2010 13:43:57 +0000 (13:43 +0000)
commit810c4bf4f02f33cc69d7af5d8c2eeddadd1c380b
tree024897a736eff33e41d31aa9b43231801ffe1c88tree | snapshot
parent3c07301f6b488870892ac4b79825ba8364b07104commit | diff
re PR target/43902 (suboptimal MIPS widening multiply accumulate)

PR target/43902
* config/arm/arm.md (maddsidi4, umaddsidi4): New expanders.
(maddhisi4): Renamed from mulhisi3addsi.  Operands renumbered.
(maddhidi4): Likewise.

testsuite/
PR target/43902
* gcc.target/arm/wmul-1.c: Test for smlabb instead of smulbb.
* gcc.target/arm/wmul-3.c: New test.
* gcc.target/arm/wmul-4.c: New test.

From-SVN: r161533
gcc/ChangeLog diff | blob | history
gcc/config/arm/arm.md diff | blob | history
gcc/testsuite/ChangeLog diff | blob | history
gcc/testsuite/gcc.target/arm/wmul-1.c diff | blob | history
gcc/testsuite/gcc.target/arm/wmul-3.c [new file with mode: 0644] blob
gcc/testsuite/gcc.target/arm/wmul-4.c [new file with mode: 0644] blob
Domain: System / Toolchain;