Enable auto-vectorization for PowerPC 750CL paired-single instructions

[gcc.git] / gcc / ChangeLog

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
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+2007-10-31  Revital Eres  <eres@il.ibm.com>
+
+       * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
+       reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
+       vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
+       movmisalignv2sf, vcondv2sf): New.
+       (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
+       UNSPEC_EXTODD_V2SF): Define new constants.
+       * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
+       paired_emit_vector_cond_expr): New.
+       * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
+       * config/rs6000/rs6000.c (paired_expand_vector_move,
+       paired_emit_vector_cond_expr, paired_emit_vector_compare):
+       New functions.
+       * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
+
+2007-10-31  Sebastian Pop  <sebastian.pop@amd.com>
+
+       PR tree-optimization/32377
+       * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
+       work also for unknown number of iterations.
+       (analyze_subscript_affine_affine): Clean up.  Don't fail when the 
+       number of iterations is not known.
+
+2007-10-31  Richard Guenther  <rguenther@suse.de>
+
+       PR middle-end/33779
+       * fold-const.c (extract_muldiv_1): Make sure to not introduce
+       new undefined integer overflow.
+       (fold_binary): Avoid useless conversion.
+
+2007-10-31  Richard Sandiford  <rsandifo@nildram.co.uk>
+
+       PR target/33948
+       * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P
+       check.
+
+2007-10-31  Andreas Krebbel  <krebbel1@de.ibm.com>
+
+       * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
+
+       * config/s390/s390.c: (override_options): Replace -mhard-dfp/-msoft-dfp
+       with -mhard-dfp/-mno-hard-dfp.
+       * config/s390/s390.opt: Likewise.
+       * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
+       definition.
+
+2007-10-30  Janis Johnson  <janis187@us.ibm.com>
+
+       * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
+
+2007-10-30  Janis Johnson  <janis187@us.ibm.com>
+
+       * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
+       optimization options.
+       (Optimize Options): Add -fdce and -fdse to the list of optimizations
+       enabled by -O.  Document -fdce and -fdse.
+
+2007-10-30  Jakub Jelinek  <jakub@redhat.com>
+
+       PR c++/33709
+       * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
+       convert second operand of COMPOUND_EXPR to the original type of
+       that argument.
+
+2007-10-30  Richard Guenther  <rguenther@suse.de>
+
+       * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
+       of loop adding SFTs as virtual operands.
+
+2007-10-30  Richard Guenther  <rguenther@suse.de>
+
+       * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
+
+2007-10-29  Dorit Nuzman  <dorit@il.ibm.com>
+
+       PR tree-optimization/32893
+       * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
+       STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
+
+2007-10-29  Rask Ingemann Lambertsen  <rask@sygehus.dk>
+
+       * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
+       x86_64 versions.
+       (sub_ddmmss): Likewise.
+       (umul_ppmm): Likewise.
+       (udiv_qrnnd): Likewise.
+
+2007-10-29  Janis Johnson  <janis187@us.ibm.com>
+
+       PR testsuite/24841
+       * doc/sourcebuild.texi (Test Directives): Document that dg-require
+       directives must come before dg-additional-sources.
+
 2007-10-29  Jakub Jelinek  <jakub@redhat.com>
 
        PR tree-optimization/33723