https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63150
--- Comment #5 from Alan Modra <amodra at gcc dot gnu.org> --- Author: amodra Date: Mon Mar 16 03:29:36 2015 New Revision: 221445 URL: https://gcc.gnu.org/viewcvs?rev=221445&root=gcc&view=rev Log: PR target/63150 gcc/ * config/rs6000/rs6000.md (bswapdi2): Remove one scratch reg. Modify Z->r bswapdi splitter to use dest in place of scratch. In r->Z and Z->r bswapdi splitter rename word_high, word_low to word1, word2 and rearrange logic to suit. (bswapdi2_64bit): Remove early clobber on Z->r alternative. (bswapdi2_ldbrx): Likewise. Remove '??' on r->r. (bswapdi2_32bit): Remove early clobber on Z->r alternative. Add one '?' on r->r. Modify Z->r splitter to avoid need for early clobber. gcc/testsuite/ * gcc.target/powerpc/pr53199.c: Add extra functions. Revert 2014-12-05 change. Modified: trunk/gcc/ChangeLog trunk/gcc/config/rs6000/rs6000.md trunk/gcc/testsuite/ChangeLog trunk/gcc/testsuite/gcc.target/powerpc/pr53199.c
