https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91154
--- Comment #22 from Richard Biener <rguenth at gcc dot gnu.org> --- Author: rguenth Date: Wed Aug 14 12:04:05 2019 New Revision: 274481 URL: https://gcc.gnu.org/viewcvs?rev=274481&root=gcc&view=rev Log: 2019-08-14 Richard Biener <rguent...@suse.de> Uroš Bizjak <ubiz...@gmail.com> PR target/91154 * config/i386/i386-features.h (scalar_chain::scalar_chain): Add mode arguments. (scalar_chain::smode): New member. (scalar_chain::vmode): Likewise. (dimode_scalar_chain): Rename to... (general_scalar_chain): ... this. (general_scalar_chain::general_scalar_chain): Take mode arguments. (timode_scalar_chain::timode_scalar_chain): Initialize scalar_chain base with TImode and V1TImode. * config/i386/i386-features.c (scalar_chain::scalar_chain): Adjust. (general_scalar_chain::vector_const_cost): Adjust for SImode chains. (general_scalar_chain::compute_convert_gain): Likewise. Add {S,U}{MIN,MAX} support. (general_scalar_chain::replace_with_subreg): Use vmode/smode. (general_scalar_chain::make_vector_copies): Likewise. Handle non-DImode chains appropriately. (general_scalar_chain::convert_reg): Likewise. (general_scalar_chain::convert_op): Likewise. (general_scalar_chain::convert_insn): Likewise. Add fatal_insn_not_found if the result is not recognized. (convertible_comparison_p): Pass in the scalar mode and use that. (general_scalar_to_vector_candidate_p): Likewise. Rename from dimode_scalar_to_vector_candidate_p. Add {S,U}{MIN,MAX} support. (scalar_to_vector_candidate_p): Remove by inlining into single caller. (general_remove_non_convertible_regs): Rename from dimode_remove_non_convertible_regs. (remove_non_convertible_regs): Remove by inlining into single caller. (convert_scalars_to_vector): Handle SImode and DImode chains in addition to TImode chains. * config/i386/i386.md (<maxmin><MAXMIN_IMODE>3): New expander. (*<maxmin><MAXMIN_IMODE>3_1): New insn-and-split. (*<maxmin>di3_doubleword): Likewise. * gcc.target/i386/pr91154.c: New testcase. * gcc.target/i386/minmax-3.c: Likewise. * gcc.target/i386/minmax-4.c: Likewise. * gcc.target/i386/minmax-5.c: Likewise. * gcc.target/i386/minmax-6.c: Likewise. * gcc.target/i386/minmax-1.c: Add -mno-stv. * gcc.target/i386/minmax-2.c: Likewise. Added: trunk/gcc/testsuite/gcc.target/i386/minmax-3.c trunk/gcc/testsuite/gcc.target/i386/minmax-4.c trunk/gcc/testsuite/gcc.target/i386/minmax-5.c trunk/gcc/testsuite/gcc.target/i386/minmax-6.c trunk/gcc/testsuite/gcc.target/i386/pr91154.c Modified: trunk/gcc/ChangeLog trunk/gcc/config/i386/i386-features.c trunk/gcc/config/i386/i386-features.h trunk/gcc/config/i386/i386.md trunk/gcc/testsuite/ChangeLog trunk/gcc/testsuite/gcc.target/i386/minmax-1.c trunk/gcc/testsuite/gcc.target/i386/minmax-2.c
