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authorMartin Liska <mliska@suse.cz>2022-01-14 16:56:44 +0100
committerMartin Liska <mliska@suse.cz>2022-01-17 22:12:04 +0100
commit5c69acb32329d49e58c26fa41ae74229a52b9106 (patch)
treeddb05f9d73afb6f998457d2ac4b720e3b3b60483 /gcc/fold-const-call.c
parent490e23032baaece71f2ec09fa1805064b150fbc2 (diff)
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Rename .c files to .cc files.
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config/pru/pru.cc: ...here. * config/riscv/riscv-builtins.c: Moved to... * config/riscv/riscv-builtins.cc: ...here. * config/riscv/riscv-c.c: Moved to... * config/riscv/riscv-c.cc: ...here. * config/riscv/riscv-d.c: Moved to... * config/riscv/riscv-d.cc: ...here. * config/riscv/riscv-shorten-memrefs.c: Moved to... * config/riscv/riscv-shorten-memrefs.cc: ...here. * config/riscv/riscv-sr.c: Moved to... * config/riscv/riscv-sr.cc: ...here. * config/riscv/riscv.c: Moved to... * config/riscv/riscv.cc: ...here. * config/rl78/rl78-c.c: Moved to... * config/rl78/rl78-c.cc: ...here. * config/rl78/rl78.c: Moved to... * config/rl78/rl78.cc: ...here. * config/rs6000/driver-rs6000.c: Moved to... * config/rs6000/driver-rs6000.cc: ...here. * config/rs6000/host-darwin.c: Moved to... * config/rs6000/host-darwin.cc: ...here. * config/rs6000/host-ppc64-darwin.c: Moved to... * config/rs6000/host-ppc64-darwin.cc: ...here. * config/rs6000/rbtree.c: Moved to... * config/rs6000/rbtree.cc: ...here. * config/rs6000/rs6000-c.c: Moved to... * config/rs6000/rs6000-c.cc: ...here. * config/rs6000/rs6000-call.c: Moved to... * config/rs6000/rs6000-call.cc: ...here. * config/rs6000/rs6000-d.c: Moved to... * config/rs6000/rs6000-d.cc: ...here. * config/rs6000/rs6000-gen-builtins.c: Moved to... * config/rs6000/rs6000-gen-builtins.cc: ...here. * config/rs6000/rs6000-linux.c: Moved to... * config/rs6000/rs6000-linux.cc: ...here. * config/rs6000/rs6000-logue.c: Moved to... * config/rs6000/rs6000-logue.cc: ...here. * config/rs6000/rs6000-p8swap.c: Moved to... * config/rs6000/rs6000-p8swap.cc: ...here. * config/rs6000/rs6000-pcrel-opt.c: Moved to... * config/rs6000/rs6000-pcrel-opt.cc: ...here. * config/rs6000/rs6000-string.c: Moved to... * config/rs6000/rs6000-string.cc: ...here. * config/rs6000/rs6000.c: Moved to... * config/rs6000/rs6000.cc: ...here. * config/rx/rx.c: Moved to... * config/rx/rx.cc: ...here. * config/s390/driver-native.c: Moved to... * config/s390/driver-native.cc: ...here. * config/s390/s390-c.c: Moved to... * config/s390/s390-c.cc: ...here. * config/s390/s390-d.c: Moved to... * config/s390/s390-d.cc: ...here. * config/s390/s390.c: Moved to... * config/s390/s390.cc: ...here. * config/sh/divtab-sh4-300.c: Moved to... * config/sh/divtab-sh4-300.cc: ...here. * config/sh/divtab-sh4.c: Moved to... * config/sh/divtab-sh4.cc: ...here. * config/sh/divtab.c: Moved to... * config/sh/divtab.cc: ...here. * config/sh/sh-c.c: Moved to... * config/sh/sh-c.cc: ...here. * config/sh/sh.c: Moved to... * config/sh/sh.cc: ...here. * config/sol2-c.c: Moved to... * config/sol2-c.cc: ...here. * config/sol2-cxx.c: Moved to... * config/sol2-cxx.cc: ...here. * config/sol2-d.c: Moved to... * config/sol2-d.cc: ...here. * config/sol2-stubs.c: Moved to... * config/sol2-stubs.cc: ...here. * config/sol2.c: Moved to... * config/sol2.cc: ...here. * config/sparc/driver-sparc.c: Moved to... * config/sparc/driver-sparc.cc: ...here. * config/sparc/sparc-c.c: Moved to... * config/sparc/sparc-c.cc: ...here. * config/sparc/sparc-d.c: Moved to... * config/sparc/sparc-d.cc: ...here. * config/sparc/sparc.c: Moved to... * config/sparc/sparc.cc: ...here. * config/stormy16/stormy16.c: Moved to... * config/stormy16/stormy16.cc: ...here. * config/tilegx/mul-tables.c: Moved to... * config/tilegx/mul-tables.cc: ...here. * config/tilegx/tilegx-c.c: Moved to... * config/tilegx/tilegx-c.cc: ...here. * config/tilegx/tilegx.c: Moved to... * config/tilegx/tilegx.cc: ...here. * config/tilepro/mul-tables.c: Moved to... * config/tilepro/mul-tables.cc: ...here. * config/tilepro/tilepro-c.c: Moved to... * config/tilepro/tilepro-c.cc: ...here. * config/tilepro/tilepro.c: Moved to... * config/tilepro/tilepro.cc: ...here. * config/v850/v850-c.c: Moved to... * config/v850/v850-c.cc: ...here. * config/v850/v850.c: Moved to... * config/v850/v850.cc: ...here. * config/vax/vax.c: Moved to... * config/vax/vax.cc: ...here. * config/visium/visium.c: Moved to... * config/visium/visium.cc: ...here. * config/vms/vms-c.c: Moved to... * config/vms/vms-c.cc: ...here. * config/vms/vms-f.c: Moved to... * config/vms/vms-f.cc: ...here. * config/vms/vms.c: Moved to... * config/vms/vms.cc: ...here. * config/vxworks-c.c: Moved to... * config/vxworks-c.cc: ...here. * config/vxworks.c: Moved to... * config/vxworks.cc: ...here. * config/winnt-c.c: Moved to... * config/winnt-c.cc: ...here. * config/xtensa/xtensa.c: Moved to... * config/xtensa/xtensa.cc: ...here. * context.c: Moved to... * context.cc: ...here. * convert.c: Moved to... * convert.cc: ...here. * coverage.c: Moved to... * coverage.cc: ...here. * cppbuiltin.c: Moved to... * cppbuiltin.cc: ...here. * cppdefault.c: Moved to... * cppdefault.cc: ...here. * cprop.c: Moved to... * cprop.cc: ...here. * cse.c: Moved to... * cse.cc: ...here. * cselib.c: Moved to... * cselib.cc: ...here. * ctfc.c: Moved to... * ctfc.cc: ...here. * ctfout.c: Moved to... * ctfout.cc: ...here. * data-streamer-in.c: Moved to... * data-streamer-in.cc: ...here. * data-streamer-out.c: Moved to... * data-streamer-out.cc: ...here. * data-streamer.c: Moved to... * data-streamer.cc: ...here. * dbgcnt.c: Moved to... * dbgcnt.cc: ...here. * dbxout.c: Moved to... * dbxout.cc: ...here. * dce.c: Moved to... * dce.cc: ...here. * ddg.c: Moved to... * ddg.cc: ...here. * debug.c: Moved to... * debug.cc: ...here. * df-core.c: Moved to... * df-core.cc: ...here. * df-problems.c: Moved to... * df-problems.cc: ...here. * df-scan.c: Moved to... * df-scan.cc: ...here. * dfp.c: Moved to... * dfp.cc: ...here. * diagnostic-color.c: Moved to... * diagnostic-color.cc: ...here. * diagnostic-show-locus.c: Moved to... * diagnostic-show-locus.cc: ...here. * diagnostic-spec.c: Moved to... * diagnostic-spec.cc: ...here. * diagnostic.c: Moved to... * diagnostic.cc: ...here. * dojump.c: Moved to... * dojump.cc: ...here. * dominance.c: Moved to... * dominance.cc: ...here. * domwalk.c: Moved to... * domwalk.cc: ...here. * double-int.c: Moved to... * double-int.cc: ...here. * dse.c: Moved to... * dse.cc: ...here. * dumpfile.c: Moved to... * dumpfile.cc: ...here. * dwarf2asm.c: Moved to... * dwarf2asm.cc: ...here. * dwarf2cfi.c: Moved to... * dwarf2cfi.cc: ...here. * dwarf2ctf.c: Moved to... * dwarf2ctf.cc: ...here. * dwarf2out.c: Moved to... * dwarf2out.cc: ...here. * early-remat.c: Moved to... * early-remat.cc: ...here. * edit-context.c: Moved to... * edit-context.cc: ...here. * emit-rtl.c: Moved to... * emit-rtl.cc: ...here. * errors.c: Moved to... * errors.cc: ...here. * et-forest.c: Moved to... * et-forest.cc: ...here. * except.c: Moved to... * except.cc: ...here. * explow.c: Moved to... * explow.cc: ...here. * expmed.c: Moved to... * expmed.cc: ...here. * expr.c: Moved to... * expr.cc: ...here. * fibonacci_heap.c: Moved to... * fibonacci_heap.cc: ...here. * file-find.c: Moved to... * file-find.cc: ...here. * file-prefix-map.c: Moved to... * file-prefix-map.cc: ...here. * final.c: Moved to... * final.cc: ...here. * fixed-value.c: Moved to... * fixed-value.cc: ...here. * fold-const-call.c: Moved to... * fold-const-call.cc: ...here. * fold-const.c: Moved to... * fold-const.cc: ...here. * fp-test.c: Moved to... * fp-test.cc: ...here. * function-tests.c: Moved to... * function-tests.cc: ...here. * function.c: Moved to... * function.cc: ...here. * fwprop.c: Moved to... * fwprop.cc: ...here. * gcc-ar.c: Moved to... * gcc-ar.cc: ...here. * gcc-main.c: Moved to... * gcc-main.cc: ...here. * gcc-rich-location.c: Moved to... * gcc-rich-location.cc: ...here. * gcc.c: Moved to... * gcc.cc: ...here. * gcov-dump.c: Moved to... * gcov-dump.cc: ...here. * gcov-io.c: Moved to... * gcov-io.cc: ...here. * gcov-tool.c: Moved to... * gcov-tool.cc: ...here. * gcov.c: Moved to... * gcov.cc: ...here. * gcse-common.c: Moved to... * gcse-common.cc: ...here. * gcse.c: Moved to... * gcse.cc: ...here. * genattr-common.c: Moved to... * genattr-common.cc: ...here. * genattr.c: Moved to... * genattr.cc: ...here. * genattrtab.c: Moved to... * genattrtab.cc: ...here. * genautomata.c: Moved to... * genautomata.cc: ...here. * gencfn-macros.c: Moved to... * gencfn-macros.cc: ...here. * gencheck.c: Moved to... * gencheck.cc: ...here. * genchecksum.c: Moved to... * genchecksum.cc: ...here. * gencodes.c: Moved to... * gencodes.cc: ...here. * genconditions.c: Moved to... * genconditions.cc: ...here. * genconfig.c: Moved to... * genconfig.cc: ...here. * genconstants.c: Moved to... * genconstants.cc: ...here. * genemit.c: Moved to... * genemit.cc: ...here. * genenums.c: Moved to... * genenums.cc: ...here. * generic-match-head.c: Moved to... * generic-match-head.cc: ...here. * genextract.c: Moved to... * genextract.cc: ...here. * genflags.c: Moved to... * genflags.cc: ...here. * gengenrtl.c: Moved to... * gengenrtl.cc: ...here. * gengtype-parse.c: Moved to... * gengtype-parse.cc: ...here. * gengtype-state.c: Moved to... * gengtype-state.cc: ...here. * gengtype.c: Moved to... * gengtype.cc: ...here. * genhooks.c: Moved to... * genhooks.cc: ...here. * genmatch.c: Moved to... * genmatch.cc: ...here. * genmddeps.c: Moved to... * genmddeps.cc: ...here. * genmddump.c: Moved to... * genmddump.cc: ...here. * genmodes.c: Moved to... * genmodes.cc: ...here. * genopinit.c: Moved to... * genopinit.cc: ...here. * genoutput.c: Moved to... * genoutput.cc: ...here. * genpeep.c: Moved to... * genpeep.cc: ...here. * genpreds.c: Moved to... * genpreds.cc: ...here. * genrecog.c: Moved to... * genrecog.cc: ...here. * gensupport.c: Moved to... * gensupport.cc: ...here. * gentarget-def.c: Moved to... * gentarget-def.cc: ...here. * genversion.c: Moved to... * genversion.cc: ...here. * ggc-common.c: Moved to... * ggc-common.cc: ...here. * ggc-none.c: Moved to... * ggc-none.cc: ...here. * ggc-page.c: Moved to... * ggc-page.cc: ...here. * ggc-tests.c: Moved to... * ggc-tests.cc: ...here. * gimple-builder.c: Moved to... * gimple-builder.cc: ...here. * gimple-expr.c: Moved to... * gimple-expr.cc: ...here. * gimple-fold.c: Moved to... * gimple-fold.cc: ...here. * gimple-iterator.c: Moved to... * gimple-iterator.cc: ...here. * gimple-laddress.c: Moved to... * gimple-laddress.cc: ...here. * gimple-loop-jam.c: Moved to... * gimple-loop-jam.cc: ...here. * gimple-low.c: Moved to... * gimple-low.cc: ...here. * gimple-match-head.c: Moved to... * gimple-match-head.cc: ...here. * gimple-pretty-print.c: Moved to... * gimple-pretty-print.cc: ...here. * gimple-ssa-backprop.c: Moved to... * gimple-ssa-backprop.cc: ...here. * gimple-ssa-evrp-analyze.c: Moved to... * gimple-ssa-evrp-analyze.cc: ...here. * gimple-ssa-evrp.c: Moved to... * gimple-ssa-evrp.cc: ...here. * gimple-ssa-isolate-paths.c: Moved to... * gimple-ssa-isolate-paths.cc: ...here. * gimple-ssa-nonnull-compare.c: Moved to... * gimple-ssa-nonnull-compare.cc: ...here. * gimple-ssa-split-paths.c: Moved to... * gimple-ssa-split-paths.cc: ...here. * gimple-ssa-sprintf.c: Moved to... * gimple-ssa-sprintf.cc: ...here. * gimple-ssa-store-merging.c: Moved to... * gimple-ssa-store-merging.cc: ...here. * gimple-ssa-strength-reduction.c: Moved to... * gimple-ssa-strength-reduction.cc: ...here. * gimple-ssa-warn-alloca.c: Moved to... * gimple-ssa-warn-alloca.cc: ...here. * gimple-ssa-warn-restrict.c: Moved to... * gimple-ssa-warn-restrict.cc: ...here. * gimple-streamer-in.c: Moved to... * gimple-streamer-in.cc: ...here. * gimple-streamer-out.c: Moved to... * gimple-streamer-out.cc: ...here. * gimple-walk.c: Moved to... * gimple-walk.cc: ...here. * gimple-warn-recursion.c: Moved to... * gimple-warn-recursion.cc: ...here. * gimple.c: Moved to... * gimple.cc: ...here. * gimplify-me.c: Moved to... * gimplify-me.cc: ...here. * gimplify.c: Moved to... * gimplify.cc: ...here. * godump.c: Moved to... * godump.cc: ...here. * graph.c: Moved to... * graph.cc: ...here. * graphds.c: Moved to... * graphds.cc: ...here. * graphite-dependences.c: Moved to... * graphite-dependences.cc: ...here. * graphite-isl-ast-to-gimple.c: Moved to... * graphite-isl-ast-to-gimple.cc: ...here. * graphite-optimize-isl.c: Moved to... * graphite-optimize-isl.cc: ...here. * graphite-poly.c: Moved to... * graphite-poly.cc: ...here. * graphite-scop-detection.c: Moved to... * graphite-scop-detection.cc: ...here. * graphite-sese-to-poly.c: Moved to... * graphite-sese-to-poly.cc: ...here. * graphite.c: Moved to... * graphite.cc: ...here. * haifa-sched.c: Moved to... * haifa-sched.cc: ...here. * hash-map-tests.c: Moved to... * hash-map-tests.cc: ...here. * hash-set-tests.c: Moved to... * hash-set-tests.cc: ...here. * hash-table.c: Moved to... * hash-table.cc: ...here. * hooks.c: Moved to... * hooks.cc: ...here. * host-default.c: Moved to... * host-default.cc: ...here. * hw-doloop.c: Moved to... * hw-doloop.cc: ...here. * hwint.c: Moved to... * hwint.cc: ...here. * ifcvt.c: Moved to... * ifcvt.cc: ...here. * inchash.c: Moved to... * inchash.cc: ...here. * incpath.c: Moved to... * incpath.cc: ...here. * init-regs.c: Moved to... * init-regs.cc: ...here. * input.c: Moved to... * input.cc: ...here. * internal-fn.c: Moved to... * internal-fn.cc: ...here. * intl.c: Moved to... * intl.cc: ...here. * ipa-comdats.c: Moved to... * ipa-comdats.cc: ...here. * ipa-cp.c: Moved to... * ipa-cp.cc: ...here. * ipa-devirt.c: Moved to... * ipa-devirt.cc: ...here. * ipa-fnsummary.c: Moved to... * ipa-fnsummary.cc: ...here. * ipa-icf-gimple.c: Moved to... * ipa-icf-gimple.cc: ...here. * ipa-icf.c: Moved to... * ipa-icf.cc: ...here. * ipa-inline-analysis.c: Moved to... * ipa-inline-analysis.cc: ...here. * ipa-inline-transform.c: Moved to... * ipa-inline-transform.cc: ...here. * ipa-inline.c: Moved to... * ipa-inline.cc: ...here. * ipa-modref-tree.c: Moved to... * ipa-modref-tree.cc: ...here. * ipa-modref.c: Moved to... * ipa-modref.cc: ...here. * ipa-param-manipulation.c: Moved to... * ipa-param-manipulation.cc: ...here. * ipa-polymorphic-call.c: Moved to... * ipa-polymorphic-call.cc: ...here. * ipa-predicate.c: Moved to... * ipa-predicate.cc: ...here. * ipa-profile.c: Moved to... * ipa-profile.cc: ...here. * ipa-prop.c: Moved to... * ipa-prop.cc: ...here. * ipa-pure-const.c: Moved to... * ipa-pure-const.cc: ...here. * ipa-ref.c: Moved to... * ipa-ref.cc: ...here. * ipa-reference.c: Moved to... * ipa-reference.cc: ...here. * ipa-split.c: Moved to... * ipa-split.cc: ...here. * ipa-sra.c: Moved to... * ipa-sra.cc: ...here. * ipa-utils.c: Moved to... * ipa-utils.cc: ...here. * ipa-visibility.c: Moved to... * ipa-visibility.cc: ...here. * ipa.c: Moved to... * ipa.cc: ...here. * ira-build.c: Moved to... * ira-build.cc: ...here. * ira-color.c: Moved to... * ira-color.cc: ...here. * ira-conflicts.c: Moved to... * ira-conflicts.cc: ...here. * ira-costs.c: Moved to... * ira-costs.cc: ...here. * ira-emit.c: Moved to... * ira-emit.cc: ...here. * ira-lives.c: Moved to... * ira-lives.cc: ...here. * ira.c: Moved to... * ira.cc: ...here. * jump.c: Moved to... * jump.cc: ...here. * langhooks.c: Moved to... * langhooks.cc: ...here. * lcm.c: Moved to... * lcm.cc: ...here. * lists.c: Moved to... * lists.cc: ...here. * loop-doloop.c: Moved to... * loop-doloop.cc: ...here. * loop-init.c: Moved to... * loop-init.cc: ...here. * loop-invariant.c: Moved to... * loop-invariant.cc: ...here. * loop-iv.c: Moved to... * loop-iv.cc: ...here. * loop-unroll.c: Moved to... * loop-unroll.cc: ...here. * lower-subreg.c: Moved to... * lower-subreg.cc: ...here. * lra-assigns.c: Moved to... * lra-assigns.cc: ...here. * lra-coalesce.c: Moved to... * lra-coalesce.cc: ...here. * lra-constraints.c: Moved to... * lra-constraints.cc: ...here. * lra-eliminations.c: Moved to... * lra-eliminations.cc: ...here. * lra-lives.c: Moved to... * lra-lives.cc: ...here. * lra-remat.c: Moved to... * lra-remat.cc: ...here. * lra-spills.c: Moved to... * lra-spills.cc: ...here. * lra.c: Moved to... * lra.cc: ...here. * lto-cgraph.c: Moved to... * lto-cgraph.cc: ...here. * lto-compress.c: Moved to... * lto-compress.cc: ...here. * lto-opts.c: Moved to... * lto-opts.cc: ...here. * lto-section-in.c: Moved to... * lto-section-in.cc: ...here. * lto-section-out.c: Moved to... * lto-section-out.cc: ...here. * lto-streamer-in.c: Moved to... * lto-streamer-in.cc: ...here. * lto-streamer-out.c: Moved to... * lto-streamer-out.cc: ...here. * lto-streamer.c: Moved to... * lto-streamer.cc: ...here. * lto-wrapper.c: Moved to... * lto-wrapper.cc: ...here. * main.c: Moved to... * main.cc: ...here. * mcf.c: Moved to... * mcf.cc: ...here. * mode-switching.c: Moved to... * mode-switching.cc: ...here. * modulo-sched.c: Moved to... * modulo-sched.cc: ...here. * multiple_target.c: Moved to... * multiple_target.cc: ...here. * omp-expand.c: Moved to... * omp-expand.cc: ...here. * omp-general.c: Moved to... * omp-general.cc: ...here. * omp-low.c: Moved to... * omp-low.cc: ...here. * omp-offload.c: Moved to... * omp-offload.cc: ...here. * omp-simd-clone.c: Moved to... * omp-simd-clone.cc: ...here. * opt-suggestions.c: Moved to... * opt-suggestions.cc: ...here. * optabs-libfuncs.c: Moved to... * optabs-libfuncs.cc: ...here. * optabs-query.c: Moved to... * optabs-query.cc: ...here. * optabs-tree.c: Moved to... * optabs-tree.cc: ...here. * optabs.c: Moved to... * optabs.cc: ...here. * opts-common.c: Moved to... * opts-common.cc: ...here. * opts-global.c: Moved to... * opts-global.cc: ...here. * opts.c: Moved to... * opts.cc: ...here. * passes.c: Moved to... * passes.cc: ...here. * plugin.c: Moved to... * plugin.cc: ...here. * postreload-gcse.c: Moved to... * postreload-gcse.cc: ...here. * postreload.c: Moved to... * postreload.cc: ...here. * predict.c: Moved to... * predict.cc: ...here. * prefix.c: Moved to... * prefix.cc: ...here. * pretty-print.c: Moved to... * pretty-print.cc: ...here. * print-rtl-function.c: Moved to... * print-rtl-function.cc: ...here. * print-rtl.c: Moved to... * print-rtl.cc: ...here. * print-tree.c: Moved to... * print-tree.cc: ...here. * profile-count.c: Moved to... * profile-count.cc: ...here. * profile.c: Moved to... * profile.cc: ...here. * read-md.c: Moved to... * read-md.cc: ...here. * read-rtl-function.c: Moved to... * read-rtl-function.cc: ...here. * read-rtl.c: Moved to... * read-rtl.cc: ...here. * real.c: Moved to... * real.cc: ...here. * realmpfr.c: Moved to... * realmpfr.cc: ...here. * recog.c: Moved to... * recog.cc: ...here. * ree.c: Moved to... * ree.cc: ...here. * reg-stack.c: Moved to... * reg-stack.cc: ...here. * regcprop.c: Moved to... * regcprop.cc: ...here. * reginfo.c: Moved to... * reginfo.cc: ...here. * regrename.c: Moved to... * regrename.cc: ...here. * regstat.c: Moved to... * regstat.cc: ...here. * reload.c: Moved to... * reload.cc: ...here. * reload1.c: Moved to... * reload1.cc: ...here. * reorg.c: Moved to... * reorg.cc: ...here. * resource.c: Moved to... * resource.cc: ...here. * rtl-error.c: Moved to... * rtl-error.cc: ...here. * rtl-tests.c: Moved to... * rtl-tests.cc: ...here. * rtl.c: Moved to... * rtl.cc: ...here. * rtlanal.c: Moved to... * rtlanal.cc: ...here. * rtlhash.c: Moved to... * rtlhash.cc: ...here. * rtlhooks.c: Moved to... * rtlhooks.cc: ...here. * rtx-vector-builder.c: Moved to... * rtx-vector-builder.cc: ...here. * run-rtl-passes.c: Moved to... * run-rtl-passes.cc: ...here. * sancov.c: Moved to... * sancov.cc: ...here. * sanopt.c: Moved to... * sanopt.cc: ...here. * sbitmap.c: Moved to... * sbitmap.cc: ...here. * sched-deps.c: Moved to... * sched-deps.cc: ...here. * sched-ebb.c: Moved to... * sched-ebb.cc: ...here. * sched-rgn.c: Moved to... * sched-rgn.cc: ...here. * sel-sched-dump.c: Moved to... * sel-sched-dump.cc: ...here. * sel-sched-ir.c: Moved to... * sel-sched-ir.cc: ...here. * sel-sched.c: Moved to... * sel-sched.cc: ...here. * selftest-diagnostic.c: Moved to... * selftest-diagnostic.cc: ...here. * selftest-rtl.c: Moved to... * selftest-rtl.cc: ...here. * selftest-run-tests.c: Moved to... * selftest-run-tests.cc: ...here. * selftest.c: Moved to... * selftest.cc: ...here. * sese.c: Moved to... * sese.cc: ...here. * shrink-wrap.c: Moved to... * shrink-wrap.cc: ...here. * simplify-rtx.c: Moved to... * simplify-rtx.cc: ...here. * sparseset.c: Moved to... * sparseset.cc: ...here. * spellcheck-tree.c: Moved to... * spellcheck-tree.cc: ...here. * spellcheck.c: Moved to... * spellcheck.cc: ...here. * sreal.c: Moved to... * sreal.cc: ...here. * stack-ptr-mod.c: Moved to... * stack-ptr-mod.cc: ...here. * statistics.c: Moved to... * statistics.cc: ...here. * stmt.c: Moved to... * stmt.cc: ...here. * stor-layout.c: Moved to... * stor-layout.cc: ...here. * store-motion.c: Moved to... * store-motion.cc: ...here. * streamer-hooks.c: Moved to... * streamer-hooks.cc: ...here. * stringpool.c: Moved to... * stringpool.cc: ...here. * substring-locations.c: Moved to... * substring-locations.cc: ...here. * symtab.c: Moved to... * symtab.cc: ...here. * target-globals.c: Moved to... * target-globals.cc: ...here. * targhooks.c: Moved to... * targhooks.cc: ...here. * timevar.c: Moved to... * timevar.cc: ...here. * toplev.c: Moved to... * toplev.cc: ...here. * tracer.c: Moved to... * tracer.cc: ...here. * trans-mem.c: Moved to... * trans-mem.cc: ...here. * tree-affine.c: Moved to... * tree-affine.cc: ...here. * tree-call-cdce.c: Moved to... * tree-call-cdce.cc: ...here. * tree-cfg.c: Moved to... * tree-cfg.cc: ...here. * tree-cfgcleanup.c: Moved to... * tree-cfgcleanup.cc: ...here. * tree-chrec.c: Moved to... * tree-chrec.cc: ...here. * tree-complex.c: Moved to... * tree-complex.cc: ...here. * tree-data-ref.c: Moved to... * tree-data-ref.cc: ...here. * tree-dfa.c: Moved to... * tree-dfa.cc: ...here. * tree-diagnostic.c: Moved to... * tree-diagnostic.cc: ...here. * tree-dump.c: Moved to... * tree-dump.cc: ...here. * tree-eh.c: Moved to... * tree-eh.cc: ...here. * tree-emutls.c: Moved to... * tree-emutls.cc: ...here. * tree-if-conv.c: Moved to... * tree-if-conv.cc: ...here. * tree-inline.c: Moved to... * tree-inline.cc: ...here. * tree-into-ssa.c: Moved to... * tree-into-ssa.cc: ...here. * tree-iterator.c: Moved to... * tree-iterator.cc: ...here. * tree-loop-distribution.c: Moved to... * tree-loop-distribution.cc: ...here. * tree-nested.c: Moved to... * tree-nested.cc: ...here. * tree-nrv.c: Moved to... * tree-nrv.cc: ...here. * tree-object-size.c: Moved to... * tree-object-size.cc: ...here. * tree-outof-ssa.c: Moved to... * tree-outof-ssa.cc: ...here. * tree-parloops.c: Moved to... * tree-parloops.cc: ...here. * tree-phinodes.c: Moved to... * tree-phinodes.cc: ...here. * tree-predcom.c: Moved to... * tree-predcom.cc: ...here. * tree-pretty-print.c: Moved to... * tree-pretty-print.cc: ...here. * tree-profile.c: Moved to... * tree-profile.cc: ...here. * tree-scalar-evolution.c: Moved to... * tree-scalar-evolution.cc: ...here. * tree-sra.c: Moved to... * tree-sra.cc: ...here. * tree-ssa-address.c: Moved to... * tree-ssa-address.cc: ...here. * tree-ssa-alias.c: Moved to... * tree-ssa-alias.cc: ...here. * tree-ssa-ccp.c: Moved to... * tree-ssa-ccp.cc: ...here. * tree-ssa-coalesce.c: Moved to... * tree-ssa-coalesce.cc: ...here. * tree-ssa-copy.c: Moved to... * tree-ssa-copy.cc: ...here. * tree-ssa-dce.c: Moved to... * tree-ssa-dce.cc: ...here. * tree-ssa-dom.c: Moved to... * tree-ssa-dom.cc: ...here. * tree-ssa-dse.c: Moved to... * tree-ssa-dse.cc: ...here. * tree-ssa-forwprop.c: Moved to... * tree-ssa-forwprop.cc: ...here. * tree-ssa-ifcombine.c: Moved to... * tree-ssa-ifcombine.cc: ...here. * tree-ssa-live.c: Moved to... * tree-ssa-live.cc: ...here. * tree-ssa-loop-ch.c: Moved to... * tree-ssa-loop-ch.cc: ...here. * tree-ssa-loop-im.c: Moved to... * tree-ssa-loop-im.cc: ...here. * tree-ssa-loop-ivcanon.c: Moved to... * tree-ssa-loop-ivcanon.cc: ...here. * tree-ssa-loop-ivopts.c: Moved to... * tree-ssa-loop-ivopts.cc: ...here. * tree-ssa-loop-manip.c: Moved to... * tree-ssa-loop-manip.cc: ...here. * tree-ssa-loop-niter.c: Moved to... * tree-ssa-loop-niter.cc: ...here. * tree-ssa-loop-prefetch.c: Moved to... * tree-ssa-loop-prefetch.cc: ...here. * tree-ssa-loop-split.c: Moved to... * tree-ssa-loop-split.cc: ...here. * tree-ssa-loop-unswitch.c: Moved to... * tree-ssa-loop-unswitch.cc: ...here. * tree-ssa-loop.c: Moved to... * tree-ssa-loop.cc: ...here. * tree-ssa-math-opts.c: Moved to... * tree-ssa-math-opts.cc: ...here. * tree-ssa-operands.c: Moved to... * tree-ssa-operands.cc: ...here. * tree-ssa-phiopt.c: Moved to... * tree-ssa-phiopt.cc: ...here. * tree-ssa-phiprop.c: Moved to... * tree-ssa-phiprop.cc: ...here. * tree-ssa-pre.c: Moved to... * tree-ssa-pre.cc: ...here. * tree-ssa-propagate.c: Moved to... * tree-ssa-propagate.cc: ...here. * tree-ssa-reassoc.c: Moved to... * tree-ssa-reassoc.cc: ...here. * tree-ssa-sccvn.c: Moved to... * tree-ssa-sccvn.cc: ...here. * tree-ssa-scopedtables.c: Moved to... * tree-ssa-scopedtables.cc: ...here. * tree-ssa-sink.c: Moved to... * tree-ssa-sink.cc: ...here. * tree-ssa-strlen.c: Moved to... * tree-ssa-strlen.cc: ...here. * tree-ssa-structalias.c: Moved to... * tree-ssa-structalias.cc: ...here. * tree-ssa-tail-merge.c: Moved to... * tree-ssa-tail-merge.cc: ...here. * tree-ssa-ter.c: Moved to... * tree-ssa-ter.cc: ...here. * tree-ssa-threadbackward.c: Moved to... * tree-ssa-threadbackward.cc: ...here. * tree-ssa-threadedge.c: Moved to... * tree-ssa-threadedge.cc: ...here. * tree-ssa-threadupdate.c: Moved to... * tree-ssa-threadupdate.cc: ...here. * tree-ssa-uncprop.c: Moved to... * tree-ssa-uncprop.cc: ...here. * tree-ssa-uninit.c: Moved to... * tree-ssa-uninit.cc: ...here. * tree-ssa.c: Moved to... * tree-ssa.cc: ...here. * tree-ssanames.c: Moved to... * tree-ssanames.cc: ...here. * tree-stdarg.c: Moved to... * tree-stdarg.cc: ...here. * tree-streamer-in.c: Moved to... * tree-streamer-in.cc: ...here. * tree-streamer-out.c: Moved to... * tree-streamer-out.cc: ...here. * tree-streamer.c: Moved to... * tree-streamer.cc: ...here. * tree-switch-conversion.c: Moved to... * tree-switch-conversion.cc: ...here. * tree-tailcall.c: Moved to... * tree-tailcall.cc: ...here. * tree-vect-data-refs.c: Moved to... * tree-vect-data-refs.cc: ...here. * tree-vect-generic.c: Moved to... * tree-vect-generic.cc: ...here. * tree-vect-loop-manip.c: Moved to... * tree-vect-loop-manip.cc: ...here. * tree-vect-loop.c: Moved to... * tree-vect-loop.cc: ...here. * tree-vect-patterns.c: Moved to... * tree-vect-patterns.cc: ...here. * tree-vect-slp-patterns.c: Moved to... * tree-vect-slp-patterns.cc: ...here. * tree-vect-slp.c: Moved to... * tree-vect-slp.cc: ...here. * tree-vect-stmts.c: Moved to... * tree-vect-stmts.cc: ...here. * tree-vector-builder.c: Moved to... * tree-vector-builder.cc: ...here. * tree-vectorizer.c: Moved to... * tree-vectorizer.cc: ...here. * tree-vrp.c: Moved to... * tree-vrp.cc: ...here. * tree.c: Moved to... * tree.cc: ...here. * tsan.c: Moved to... * tsan.cc: ...here. * typed-splay-tree.c: Moved to... * typed-splay-tree.cc: ...here. * ubsan.c: Moved to... * ubsan.cc: ...here. * valtrack.c: Moved to... * valtrack.cc: ...here. * value-prof.c: Moved to... * value-prof.cc: ...here. * var-tracking.c: Moved to... * var-tracking.cc: ...here. * varasm.c: Moved to... * varasm.cc: ...here. * varpool.c: Moved to... * varpool.cc: ...here. * vec-perm-indices.c: Moved to... * vec-perm-indices.cc: ...here. * vec.c: Moved to... * vec.cc: ...here. * vmsdbgout.c: Moved to... * vmsdbgout.cc: ...here. * vr-values.c: Moved to... * vr-values.cc: ...here. * vtable-verify.c: Moved to... * vtable-verify.cc: ...here. * web.c: Moved to... * web.cc: ...here. * xcoffout.c: Moved to... * xcoffout.cc: ...here. gcc/c-family/ChangeLog: * c-ada-spec.c: Moved to... * c-ada-spec.cc: ...here. * c-attribs.c: Moved to... * c-attribs.cc: ...here. * c-common.c: Moved to... * c-common.cc: ...here. * c-cppbuiltin.c: Moved to... * c-cppbuiltin.cc: ...here. * c-dump.c: Moved to... * c-dump.cc: ...here. * c-format.c: Moved to... * c-format.cc: ...here. * c-gimplify.c: Moved to... * c-gimplify.cc: ...here. * c-indentation.c: Moved to... * c-indentation.cc: ...here. * c-lex.c: Moved to... * c-lex.cc: ...here. * c-omp.c: Moved to... * c-omp.cc: ...here. * c-opts.c: Moved to... * c-opts.cc: ...here. * c-pch.c: Moved to... * c-pch.cc: ...here. * c-ppoutput.c: Moved to... * c-ppoutput.cc: ...here. * c-pragma.c: Moved to... * c-pragma.cc: ...here. * c-pretty-print.c: Moved to... * c-pretty-print.cc: ...here. * c-semantics.c: Moved to... * c-semantics.cc: ...here. * c-ubsan.c: Moved to... * c-ubsan.cc: ...here. * c-warn.c: Moved to... * c-warn.cc: ...here. * cppspec.c: Moved to... * cppspec.cc: ...here. * stub-objc.c: Moved to... * stub-objc.cc: ...here. gcc/c/ChangeLog: * c-aux-info.c: Moved to... * c-aux-info.cc: ...here. * c-convert.c: Moved to... * c-convert.cc: ...here. * c-decl.c: Moved to... * c-decl.cc: ...here. * c-errors.c: Moved to... * c-errors.cc: ...here. * c-fold.c: Moved to... * c-fold.cc: ...here. * c-lang.c: Moved to... * c-lang.cc: ...here. * c-objc-common.c: Moved to... * c-objc-common.cc: ...here. * c-parser.c: Moved to... * c-parser.cc: ...here. * c-typeck.c: Moved to... * c-typeck.cc: ...here. * gccspec.c: Moved to... * gccspec.cc: ...here. * gimple-parser.c: Moved to... * gimple-parser.cc: ...here. gcc/cp/ChangeLog: * call.c: Moved to... * call.cc: ...here. * class.c: Moved to... * class.cc: ...here. * constexpr.c: Moved to... * constexpr.cc: ...here. * cp-gimplify.c: Moved to... * cp-gimplify.cc: ...here. * cp-lang.c: Moved to... * cp-lang.cc: ...here. * cp-objcp-common.c: Moved to... * cp-objcp-common.cc: ...here. * cp-ubsan.c: Moved to... * cp-ubsan.cc: ...here. * cvt.c: Moved to... * cvt.cc: ...here. * cxx-pretty-print.c: Moved to... * cxx-pretty-print.cc: ...here. * decl.c: Moved to... * decl.cc: ...here. * decl2.c: Moved to... * decl2.cc: ...here. * dump.c: Moved to... * dump.cc: ...here. * error.c: Moved to... * error.cc: ...here. * except.c: Moved to... * except.cc: ...here. * expr.c: Moved to... * expr.cc: ...here. * friend.c: Moved to... * friend.cc: ...here. * g++spec.c: Moved to... * g++spec.cc: ...here. * init.c: Moved to... * init.cc: ...here. * lambda.c: Moved to... * lambda.cc: ...here. * lex.c: Moved to... * lex.cc: ...here. * mangle.c: Moved to... * mangle.cc: ...here. * method.c: Moved to... * method.cc: ...here. * name-lookup.c: Moved to... * name-lookup.cc: ...here. * optimize.c: Moved to... * optimize.cc: ...here. * parser.c: Moved to... * parser.cc: ...here. * pt.c: Moved to... * pt.cc: ...here. * ptree.c: Moved to... * ptree.cc: ...here. * rtti.c: Moved to... * rtti.cc: ...here. * search.c: Moved to... * search.cc: ...here. * semantics.c: Moved to... * semantics.cc: ...here. * tree.c: Moved to... * tree.cc: ...here. * typeck.c: Moved to... * typeck.cc: ...here. * typeck2.c: Moved to... * typeck2.cc: ...here. * vtable-class-hierarchy.c: Moved to... * vtable-class-hierarchy.cc: ...here. gcc/fortran/ChangeLog: * arith.c: Moved to... * arith.cc: ...here. * array.c: Moved to... * array.cc: ...here. * bbt.c: Moved to... * bbt.cc: ...here. * check.c: Moved to... * check.cc: ...here. * class.c: Moved to... * class.cc: ...here. * constructor.c: Moved to... * constructor.cc: ...here. * convert.c: Moved to... * convert.cc: ...here. * cpp.c: Moved to... * cpp.cc: ...here. * data.c: Moved to... * data.cc: ...here. * decl.c: Moved to... * decl.cc: ...here. * dependency.c: Moved to... * dependency.cc: ...here. * dump-parse-tree.c: Moved to... * dump-parse-tree.cc: ...here. * error.c: Moved to... * error.cc: ...here. * expr.c: Moved to... * expr.cc: ...here. * f95-lang.c: Moved to... * f95-lang.cc: ...here. * frontend-passes.c: Moved to... * frontend-passes.cc: ...here. * gfortranspec.c: Moved to... * gfortranspec.cc: ...here. * interface.c: Moved to... * interface.cc: ...here. * intrinsic.c: Moved to... * intrinsic.cc: ...here. * io.c: Moved to... * io.cc: ...here. * iresolve.c: Moved to... * iresolve.cc: ...here. * match.c: Moved to... * match.cc: ...here. * matchexp.c: Moved to... * matchexp.cc: ...here. * misc.c: Moved to... * misc.cc: ...here. * module.c: Moved to... * module.cc: ...here. * openmp.c: Moved to... * openmp.cc: ...here. * options.c: Moved to... * options.cc: ...here. * parse.c: Moved to... * parse.cc: ...here. * primary.c: Moved to... * primary.cc: ...here. * resolve.c: Moved to... * resolve.cc: ...here. * scanner.c: Moved to... * scanner.cc: ...here. * simplify.c: Moved to... * simplify.cc: ...here. * st.c: Moved to... * st.cc: ...here. * symbol.c: Moved to... * symbol.cc: ...here. * target-memory.c: Moved to... * target-memory.cc: ...here. * trans-array.c: Moved to... * trans-array.cc: ...here. * trans-common.c: Moved to... * trans-common.cc: ...here. * trans-const.c: Moved to... * trans-const.cc: ...here. * trans-decl.c: Moved to... * trans-decl.cc: ...here. * trans-expr.c: Moved to... * trans-expr.cc: ...here. * trans-intrinsic.c: Moved to... * trans-intrinsic.cc: ...here. * trans-io.c: Moved to... * trans-io.cc: ...here. * trans-openmp.c: Moved to... * trans-openmp.cc: ...here. * trans-stmt.c: Moved to... * trans-stmt.cc: ...here. * trans-types.c: Moved to... * trans-types.cc: ...here. * trans.c: Moved to... * trans.cc: ...here. gcc/go/ChangeLog: * go-backend.c: Moved to... * go-backend.cc: ...here. * go-lang.c: Moved to... * go-lang.cc: ...here. * gospec.c: Moved to... * gospec.cc: ...here. gcc/jit/ChangeLog: * dummy-frontend.c: Moved to... * dummy-frontend.cc: ...here. * jit-builtins.c: Moved to... * jit-builtins.cc: ...here. * jit-logging.c: Moved to... * jit-logging.cc: ...here. * jit-playback.c: Moved to... * jit-playback.cc: ...here. * jit-recording.c: Moved to... * jit-recording.cc: ...here. * jit-result.c: Moved to... * jit-result.cc: ...here. * jit-spec.c: Moved to... * jit-spec.cc: ...here. * jit-tempdir.c: Moved to... * jit-tempdir.cc: ...here. * jit-w32.c: Moved to... * jit-w32.cc: ...here. * libgccjit.c: Moved to... * libgccjit.cc: ...here. gcc/lto/ChangeLog: * common.c: Moved to... * common.cc: ...here. * lto-common.c: Moved to... * 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objcp-lang.cc: ...here. libcpp/ChangeLog: * charset.c: Moved to... * charset.cc: ...here. * directives.c: Moved to... * directives.cc: ...here. * errors.c: Moved to... * errors.cc: ...here. * expr.c: Moved to... * expr.cc: ...here. * files.c: Moved to... * files.cc: ...here. * identifiers.c: Moved to... * identifiers.cc: ...here. * init.c: Moved to... * init.cc: ...here. * lex.c: Moved to... * lex.cc: ...here. * line-map.c: Moved to... * line-map.cc: ...here. * macro.c: Moved to... * macro.cc: ...here. * makeucnid.c: Moved to... * makeucnid.cc: ...here. * mkdeps.c: Moved to... * mkdeps.cc: ...here. * pch.c: Moved to... * pch.cc: ...here. * symtab.c: Moved to... * symtab.cc: ...here. * traditional.c: Moved to... * traditional.cc: ...here.
Diffstat (limited to 'gcc/fold-const-call.c')
-rw-r--r--gcc/fold-const-call.c1842
1 files changed, 0 insertions, 1842 deletions
diff --git a/gcc/fold-const-call.c b/gcc/fold-const-call.c
deleted file mode 100644
index 6d7dc2e..0000000
--- a/gcc/fold-const-call.c
+++ /dev/null
@@ -1,1842 +0,0 @@
-/* Constant folding for calls to built-in and internal functions.
- Copyright (C) 1988-2022 Free Software Foundation, Inc.
-
-This file is part of GCC.
-
-GCC is free software; you can redistribute it and/or modify it under
-the terms of the GNU General Public License as published by the Free
-Software Foundation; either version 3, or (at your option) any later
-version.
-
-GCC is distributed in the hope that it will be useful, but WITHOUT ANY
-WARRANTY; without even the implied warranty of MERCHANTABILITY or
-FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
-for more details.
-
-You should have received a copy of the GNU General Public License
-along with GCC; see the file COPYING3. If not see
-<http://www.gnu.org/licenses/>. */
-
-#include "config.h"
-#include "system.h"
-#include "coretypes.h"
-#include "realmpfr.h"
-#include "tree.h"
-#include "stor-layout.h"
-#include "options.h"
-#include "fold-const.h"
-#include "fold-const-call.h"
-#include "case-cfn-macros.h"
-#include "tm.h" /* For C[LT]Z_DEFINED_AT_ZERO. */
-#include "builtins.h"
-#include "gimple-expr.h"
-#include "tree-vector-builder.h"
-
-/* Functions that test for certain constant types, abstracting away the
- decision about whether to check for overflow. */
-
-static inline bool
-integer_cst_p (tree t)
-{
- return TREE_CODE (t) == INTEGER_CST && !TREE_OVERFLOW (t);
-}
-
-static inline bool
-real_cst_p (tree t)
-{
- return TREE_CODE (t) == REAL_CST && !TREE_OVERFLOW (t);
-}
-
-static inline bool
-complex_cst_p (tree t)
-{
- return TREE_CODE (t) == COMPLEX_CST;
-}
-
-/* Return true if ARG is a size_type_node constant.
- Store it in *SIZE_OUT if so. */
-
-static inline bool
-size_t_cst_p (tree t, unsigned HOST_WIDE_INT *size_out)
-{
- if (types_compatible_p (size_type_node, TREE_TYPE (t))
- && integer_cst_p (t)
- && tree_fits_uhwi_p (t))
- {
- *size_out = tree_to_uhwi (t);
- return true;
- }
- return false;
-}
-
-/* RES is the result of a comparison in which < 0 means "less", 0 means
- "equal" and > 0 means "more". Canonicalize it to -1, 0 or 1 and
- return it in type TYPE. */
-
-tree
-build_cmp_result (tree type, int res)
-{
- return build_int_cst (type, res < 0 ? -1 : res > 0 ? 1 : 0);
-}
-
-/* M is the result of trying to constant-fold an expression (starting
- with clear MPFR flags) and INEXACT says whether the result in M is
- exact or inexact. Return true if M can be used as a constant-folded
- result in format FORMAT, storing the value in *RESULT if so. */
-
-static bool
-do_mpfr_ckconv (real_value *result, mpfr_srcptr m, bool inexact,
- const real_format *format)
-{
- /* Proceed iff we get a normal number, i.e. not NaN or Inf and no
- overflow/underflow occurred. If -frounding-math, proceed iff the
- result of calling FUNC was exact. */
- if (!mpfr_number_p (m)
- || mpfr_overflow_p ()
- || mpfr_underflow_p ()
- || (flag_rounding_math && inexact))
- return false;
-
- REAL_VALUE_TYPE tmp;
- real_from_mpfr (&tmp, m, format, MPFR_RNDN);
-
- /* Proceed iff GCC's REAL_VALUE_TYPE can hold the MPFR values.
- If the REAL_VALUE_TYPE is zero but the mpft_t is not, then we
- underflowed in the conversion. */
- if (!real_isfinite (&tmp)
- || ((tmp.cl == rvc_zero) != (mpfr_zero_p (m) != 0)))
- return false;
-
- real_convert (result, format, &tmp);
- return real_identical (result, &tmp);
-}
-
-/* Try to evaluate:
-
- *RESULT = f (*ARG)
-
- in format FORMAT, given that FUNC is the MPFR implementation of f.
- Return true on success. */
-
-static bool
-do_mpfr_arg1 (real_value *result,
- int (*func) (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t),
- const real_value *arg, const real_format *format)
-{
- /* To proceed, MPFR must exactly represent the target floating point
- format, which only happens when the target base equals two. */
- if (format->b != 2 || !real_isfinite (arg))
- return false;
-
- int prec = format->p;
- mpfr_rnd_t rnd = format->round_towards_zero ? MPFR_RNDZ : MPFR_RNDN;
- mpfr_t m;
-
- mpfr_init2 (m, prec);
- mpfr_from_real (m, arg, MPFR_RNDN);
- mpfr_clear_flags ();
- bool inexact = func (m, m, rnd);
- bool ok = do_mpfr_ckconv (result, m, inexact, format);
- mpfr_clear (m);
-
- return ok;
-}
-
-/* Try to evaluate:
-
- *RESULT_SIN = sin (*ARG);
- *RESULT_COS = cos (*ARG);
-
- for format FORMAT. Return true on success. */
-
-static bool
-do_mpfr_sincos (real_value *result_sin, real_value *result_cos,
- const real_value *arg, const real_format *format)
-{
- /* To proceed, MPFR must exactly represent the target floating point
- format, which only happens when the target base equals two. */
- if (format->b != 2 || !real_isfinite (arg))
- return false;
-
- int prec = format->p;
- mpfr_rnd_t rnd = format->round_towards_zero ? MPFR_RNDZ : MPFR_RNDN;
- mpfr_t m, ms, mc;
-
- mpfr_inits2 (prec, m, ms, mc, NULL);
- mpfr_from_real (m, arg, MPFR_RNDN);
- mpfr_clear_flags ();
- bool inexact = mpfr_sin_cos (ms, mc, m, rnd);
- bool ok = (do_mpfr_ckconv (result_sin, ms, inexact, format)
- && do_mpfr_ckconv (result_cos, mc, inexact, format));
- mpfr_clears (m, ms, mc, NULL);
-
- return ok;
-}
-
-/* Try to evaluate:
-
- *RESULT = f (*ARG0, *ARG1)
-
- in format FORMAT, given that FUNC is the MPFR implementation of f.
- Return true on success. */
-
-static bool
-do_mpfr_arg2 (real_value *result,
- int (*func) (mpfr_ptr, mpfr_srcptr, mpfr_srcptr, mpfr_rnd_t),
- const real_value *arg0, const real_value *arg1,
- const real_format *format)
-{
- /* To proceed, MPFR must exactly represent the target floating point
- format, which only happens when the target base equals two. */
- if (format->b != 2 || !real_isfinite (arg0) || !real_isfinite (arg1))
- return false;
-
- int prec = format->p;
- mpfr_rnd_t rnd = format->round_towards_zero ? MPFR_RNDZ : MPFR_RNDN;
- mpfr_t m0, m1;
-
- mpfr_inits2 (prec, m0, m1, NULL);
- mpfr_from_real (m0, arg0, MPFR_RNDN);
- mpfr_from_real (m1, arg1, MPFR_RNDN);
- mpfr_clear_flags ();
- bool inexact = func (m0, m0, m1, rnd);
- bool ok = do_mpfr_ckconv (result, m0, inexact, format);
- mpfr_clears (m0, m1, NULL);
-
- return ok;
-}
-
-/* Try to evaluate:
-
- *RESULT = f (ARG0, *ARG1)
-
- in format FORMAT, given that FUNC is the MPFR implementation of f.
- Return true on success. */
-
-static bool
-do_mpfr_arg2 (real_value *result,
- int (*func) (mpfr_ptr, long, mpfr_srcptr, mpfr_rnd_t),
- const wide_int_ref &arg0, const real_value *arg1,
- const real_format *format)
-{
- if (format->b != 2 || !real_isfinite (arg1))
- return false;
-
- int prec = format->p;
- mpfr_rnd_t rnd = format->round_towards_zero ? MPFR_RNDZ : MPFR_RNDN;
- mpfr_t m;
-
- mpfr_init2 (m, prec);
- mpfr_from_real (m, arg1, MPFR_RNDN);
- mpfr_clear_flags ();
- bool inexact = func (m, arg0.to_shwi (), m, rnd);
- bool ok = do_mpfr_ckconv (result, m, inexact, format);
- mpfr_clear (m);
-
- return ok;
-}
-
-/* Try to evaluate:
-
- *RESULT = f (*ARG0, *ARG1, *ARG2)
-
- in format FORMAT, given that FUNC is the MPFR implementation of f.
- Return true on success. */
-
-static bool
-do_mpfr_arg3 (real_value *result,
- int (*func) (mpfr_ptr, mpfr_srcptr, mpfr_srcptr,
- mpfr_srcptr, mpfr_rnd_t),
- const real_value *arg0, const real_value *arg1,
- const real_value *arg2, const real_format *format)
-{
- /* To proceed, MPFR must exactly represent the target floating point
- format, which only happens when the target base equals two. */
- if (format->b != 2
- || !real_isfinite (arg0)
- || !real_isfinite (arg1)
- || !real_isfinite (arg2))
- return false;
-
- int prec = format->p;
- mpfr_rnd_t rnd = format->round_towards_zero ? MPFR_RNDZ : MPFR_RNDN;
- mpfr_t m0, m1, m2;
-
- mpfr_inits2 (prec, m0, m1, m2, NULL);
- mpfr_from_real (m0, arg0, MPFR_RNDN);
- mpfr_from_real (m1, arg1, MPFR_RNDN);
- mpfr_from_real (m2, arg2, MPFR_RNDN);
- mpfr_clear_flags ();
- bool inexact = func (m0, m0, m1, m2, rnd);
- bool ok = do_mpfr_ckconv (result, m0, inexact, format);
- mpfr_clears (m0, m1, m2, NULL);
-
- return ok;
-}
-
-/* M is the result of trying to constant-fold an expression (starting
- with clear MPFR flags) and INEXACT says whether the result in M is
- exact or inexact. Return true if M can be used as a constant-folded
- result in which the real and imaginary parts have format FORMAT.
- Store those parts in *RESULT_REAL and *RESULT_IMAG if so. */
-
-static bool
-do_mpc_ckconv (real_value *result_real, real_value *result_imag,
- mpc_srcptr m, bool inexact, const real_format *format)
-{
- /* Proceed iff we get a normal number, i.e. not NaN or Inf and no
- overflow/underflow occurred. If -frounding-math, proceed iff the
- result of calling FUNC was exact. */
- if (!mpfr_number_p (mpc_realref (m))
- || !mpfr_number_p (mpc_imagref (m))
- || mpfr_overflow_p ()
- || mpfr_underflow_p ()
- || (flag_rounding_math && inexact))
- return false;
-
- REAL_VALUE_TYPE tmp_real, tmp_imag;
- real_from_mpfr (&tmp_real, mpc_realref (m), format, MPFR_RNDN);
- real_from_mpfr (&tmp_imag, mpc_imagref (m), format, MPFR_RNDN);
-
- /* Proceed iff GCC's REAL_VALUE_TYPE can hold the MPFR values.
- If the REAL_VALUE_TYPE is zero but the mpft_t is not, then we
- underflowed in the conversion. */
- if (!real_isfinite (&tmp_real)
- || !real_isfinite (&tmp_imag)
- || (tmp_real.cl == rvc_zero) != (mpfr_zero_p (mpc_realref (m)) != 0)
- || (tmp_imag.cl == rvc_zero) != (mpfr_zero_p (mpc_imagref (m)) != 0))
- return false;
-
- real_convert (result_real, format, &tmp_real);
- real_convert (result_imag, format, &tmp_imag);
-
- return (real_identical (result_real, &tmp_real)
- && real_identical (result_imag, &tmp_imag));
-}
-
-/* Try to evaluate:
-
- RESULT = f (ARG)
-
- in format FORMAT, given that FUNC is the mpc implementation of f.
- Return true on success. Both RESULT and ARG are represented as
- real and imaginary pairs. */
-
-static bool
-do_mpc_arg1 (real_value *result_real, real_value *result_imag,
- int (*func) (mpc_ptr, mpc_srcptr, mpc_rnd_t),
- const real_value *arg_real, const real_value *arg_imag,
- const real_format *format)
-{
- /* To proceed, MPFR must exactly represent the target floating point
- format, which only happens when the target base equals two. */
- if (format->b != 2
- || !real_isfinite (arg_real)
- || !real_isfinite (arg_imag))
- return false;
-
- int prec = format->p;
- mpc_rnd_t crnd = format->round_towards_zero ? MPC_RNDZZ : MPC_RNDNN;
- mpc_t m;
-
- mpc_init2 (m, prec);
- mpfr_from_real (mpc_realref (m), arg_real, MPFR_RNDN);
- mpfr_from_real (mpc_imagref (m), arg_imag, MPFR_RNDN);
- mpfr_clear_flags ();
- bool inexact = func (m, m, crnd);
- bool ok = do_mpc_ckconv (result_real, result_imag, m, inexact, format);
- mpc_clear (m);
-
- return ok;
-}
-
-/* Try to evaluate:
-
- RESULT = f (ARG0, ARG1)
-
- in format FORMAT, given that FUNC is the mpc implementation of f.
- Return true on success. RESULT, ARG0 and ARG1 are represented as
- real and imaginary pairs. */
-
-static bool
-do_mpc_arg2 (real_value *result_real, real_value *result_imag,
- int (*func)(mpc_ptr, mpc_srcptr, mpc_srcptr, mpc_rnd_t),
- const real_value *arg0_real, const real_value *arg0_imag,
- const real_value *arg1_real, const real_value *arg1_imag,
- const real_format *format)
-{
- if (!real_isfinite (arg0_real)
- || !real_isfinite (arg0_imag)
- || !real_isfinite (arg1_real)
- || !real_isfinite (arg1_imag))
- return false;
-
- int prec = format->p;
- mpc_rnd_t crnd = format->round_towards_zero ? MPC_RNDZZ : MPC_RNDNN;
- mpc_t m0, m1;
-
- mpc_init2 (m0, prec);
- mpc_init2 (m1, prec);
- mpfr_from_real (mpc_realref (m0), arg0_real, MPFR_RNDN);
- mpfr_from_real (mpc_imagref (m0), arg0_imag, MPFR_RNDN);
- mpfr_from_real (mpc_realref (m1), arg1_real, MPFR_RNDN);
- mpfr_from_real (mpc_imagref (m1), arg1_imag, MPFR_RNDN);
- mpfr_clear_flags ();
- bool inexact = func (m0, m0, m1, crnd);
- bool ok = do_mpc_ckconv (result_real, result_imag, m0, inexact, format);
- mpc_clear (m0);
- mpc_clear (m1);
-
- return ok;
-}
-
-/* Try to evaluate:
-
- *RESULT = logb (*ARG)
-
- in format FORMAT. Return true on success. */
-
-static bool
-fold_const_logb (real_value *result, const real_value *arg,
- const real_format *format)
-{
- switch (arg->cl)
- {
- case rvc_nan:
- /* If arg is +-NaN, then return it. */
- *result = *arg;
- return true;
-
- case rvc_inf:
- /* If arg is +-Inf, then return +Inf. */
- *result = *arg;
- result->sign = 0;
- return true;
-
- case rvc_zero:
- /* Zero may set errno and/or raise an exception. */
- return false;
-
- case rvc_normal:
- /* For normal numbers, proceed iff radix == 2. In GCC,
- normalized significands are in the range [0.5, 1.0). We
- want the exponent as if they were [1.0, 2.0) so get the
- exponent and subtract 1. */
- if (format->b == 2)
- {
- real_from_integer (result, format, REAL_EXP (arg) - 1, SIGNED);
- return true;
- }
- return false;
- }
-}
-
-/* Try to evaluate:
-
- *RESULT = significand (*ARG)
-
- in format FORMAT. Return true on success. */
-
-static bool
-fold_const_significand (real_value *result, const real_value *arg,
- const real_format *format)
-{
- switch (arg->cl)
- {
- case rvc_zero:
- case rvc_nan:
- case rvc_inf:
- /* If arg is +-0, +-Inf or +-NaN, then return it. */
- *result = *arg;
- return true;
-
- case rvc_normal:
- /* For normal numbers, proceed iff radix == 2. */
- if (format->b == 2)
- {
- *result = *arg;
- /* In GCC, normalized significands are in the range [0.5, 1.0).
- We want them to be [1.0, 2.0) so set the exponent to 1. */
- SET_REAL_EXP (result, 1);
- return true;
- }
- return false;
- }
-}
-
-/* Try to evaluate:
-
- *RESULT = f (*ARG)
-
- where FORMAT is the format of *ARG and PRECISION is the number of
- significant bits in the result. Return true on success. */
-
-static bool
-fold_const_conversion (wide_int *result,
- void (*fn) (real_value *, format_helper,
- const real_value *),
- const real_value *arg, unsigned int precision,
- const real_format *format)
-{
- if (!real_isfinite (arg))
- return false;
-
- real_value rounded;
- fn (&rounded, format, arg);
-
- bool fail = false;
- *result = real_to_integer (&rounded, &fail, precision);
- return !fail;
-}
-
-/* Try to evaluate:
-
- *RESULT = pow (*ARG0, *ARG1)
-
- in format FORMAT. Return true on success. */
-
-static bool
-fold_const_pow (real_value *result, const real_value *arg0,
- const real_value *arg1, const real_format *format)
-{
- if (do_mpfr_arg2 (result, mpfr_pow, arg0, arg1, format))
- return true;
-
- /* Check for an integer exponent. */
- REAL_VALUE_TYPE cint1;
- HOST_WIDE_INT n1 = real_to_integer (arg1);
- real_from_integer (&cint1, VOIDmode, n1, SIGNED);
- /* Attempt to evaluate pow at compile-time, unless this should
- raise an exception. */
- if (real_identical (arg1, &cint1)
- && (n1 > 0
- || (!flag_trapping_math && !flag_errno_math)
- || !real_equal (arg0, &dconst0)))
- {
- bool inexact = real_powi (result, format, arg0, n1);
- /* Avoid the folding if flag_signaling_nans is on. */
- if (flag_unsafe_math_optimizations
- || (!inexact
- && !(flag_signaling_nans
- && REAL_VALUE_ISSIGNALING_NAN (*arg0))))
- return true;
- }
-
- return false;
-}
-
-/* Try to evaluate:
-
- *RESULT = nextafter (*ARG0, *ARG1)
-
- or
-
- *RESULT = nexttoward (*ARG0, *ARG1)
-
- in format FORMAT. Return true on success. */
-
-static bool
-fold_const_nextafter (real_value *result, const real_value *arg0,
- const real_value *arg1, const real_format *format)
-{
- if (REAL_VALUE_ISSIGNALING_NAN (*arg0)
- || REAL_VALUE_ISSIGNALING_NAN (*arg1))
- return false;
-
- /* Don't handle composite modes, nor decimal, nor modes without
- inf or denorm at least for now. */
- if (format->pnan < format->p
- || format->b == 10
- || !format->has_inf
- || !format->has_denorm)
- return false;
-
- if (real_nextafter (result, format, arg0, arg1)
- /* If raising underflow or overflow and setting errno to ERANGE,
- fail if we care about those side-effects. */
- && (flag_trapping_math || flag_errno_math))
- return false;
- /* Similarly for nextafter (0, 1) raising underflow. */
- else if (flag_trapping_math
- && arg0->cl == rvc_zero
- && result->cl != rvc_zero)
- return false;
-
- real_convert (result, format, result);
-
- return true;
-}
-
-/* Try to evaluate:
-
- *RESULT = ldexp (*ARG0, ARG1)
-
- in format FORMAT. Return true on success. */
-
-static bool
-fold_const_builtin_load_exponent (real_value *result, const real_value *arg0,
- const wide_int_ref &arg1,
- const real_format *format)
-{
- /* Bound the maximum adjustment to twice the range of the
- mode's valid exponents. Use abs to ensure the range is
- positive as a sanity check. */
- int max_exp_adj = 2 * labs (format->emax - format->emin);
-
- /* The requested adjustment must be inside this range. This
- is a preliminary cap to avoid things like overflow, we
- may still fail to compute the result for other reasons. */
- if (wi::les_p (arg1, -max_exp_adj) || wi::ges_p (arg1, max_exp_adj))
- return false;
-
- /* Don't perform operation if we honor signaling NaNs and
- operand is a signaling NaN. */
- if (!flag_unsafe_math_optimizations
- && flag_signaling_nans
- && REAL_VALUE_ISSIGNALING_NAN (*arg0))
- return false;
-
- REAL_VALUE_TYPE initial_result;
- real_ldexp (&initial_result, arg0, arg1.to_shwi ());
-
- /* Ensure we didn't overflow. */
- if (real_isinf (&initial_result))
- return false;
-
- /* Only proceed if the target mode can hold the
- resulting value. */
- *result = real_value_truncate (format, initial_result);
- return real_equal (&initial_result, result);
-}
-
-/* Fold a call to __builtin_nan or __builtin_nans with argument ARG and
- return type TYPE. QUIET is true if a quiet rather than signalling
- NaN is required. */
-
-static tree
-fold_const_builtin_nan (tree type, tree arg, bool quiet)
-{
- REAL_VALUE_TYPE real;
- const char *str = c_getstr (arg);
- if (str && real_nan (&real, str, quiet, TYPE_MODE (type)))
- return build_real (type, real);
- return NULL_TREE;
-}
-
-/* Fold a call to IFN_REDUC_<CODE> (ARG), returning a value of type TYPE. */
-
-static tree
-fold_const_reduction (tree type, tree arg, tree_code code)
-{
- unsigned HOST_WIDE_INT nelts;
- if (TREE_CODE (arg) != VECTOR_CST
- || !VECTOR_CST_NELTS (arg).is_constant (&nelts))
- return NULL_TREE;
-
- tree res = VECTOR_CST_ELT (arg, 0);
- for (unsigned HOST_WIDE_INT i = 1; i < nelts; i++)
- {
- res = const_binop (code, type, res, VECTOR_CST_ELT (arg, i));
- if (res == NULL_TREE || !CONSTANT_CLASS_P (res))
- return NULL_TREE;
- }
- return res;
-}
-
-/* Fold a call to IFN_VEC_CONVERT (ARG) returning TYPE. */
-
-static tree
-fold_const_vec_convert (tree ret_type, tree arg)
-{
- enum tree_code code = NOP_EXPR;
- tree arg_type = TREE_TYPE (arg);
- if (TREE_CODE (arg) != VECTOR_CST)
- return NULL_TREE;
-
- gcc_checking_assert (VECTOR_TYPE_P (ret_type) && VECTOR_TYPE_P (arg_type));
-
- if (INTEGRAL_TYPE_P (TREE_TYPE (ret_type))
- && SCALAR_FLOAT_TYPE_P (TREE_TYPE (arg_type)))
- code = FIX_TRUNC_EXPR;
- else if (INTEGRAL_TYPE_P (TREE_TYPE (arg_type))
- && SCALAR_FLOAT_TYPE_P (TREE_TYPE (ret_type)))
- code = FLOAT_EXPR;
-
- /* We can't handle steps directly when extending, since the
- values need to wrap at the original precision first. */
- bool step_ok_p
- = (INTEGRAL_TYPE_P (TREE_TYPE (ret_type))
- && INTEGRAL_TYPE_P (TREE_TYPE (arg_type))
- && (TYPE_PRECISION (TREE_TYPE (ret_type))
- <= TYPE_PRECISION (TREE_TYPE (arg_type))));
- tree_vector_builder elts;
- if (!elts.new_unary_operation (ret_type, arg, step_ok_p))
- return NULL_TREE;
-
- unsigned int count = elts.encoded_nelts ();
- for (unsigned int i = 0; i < count; ++i)
- {
- tree elt = fold_unary (code, TREE_TYPE (ret_type),
- VECTOR_CST_ELT (arg, i));
- if (elt == NULL_TREE || !CONSTANT_CLASS_P (elt))
- return NULL_TREE;
- elts.quick_push (elt);
- }
-
- return elts.build ();
-}
-
-/* Try to evaluate:
-
- IFN_WHILE_ULT (ARG0, ARG1, (TYPE) { ... })
-
- Return the value on success and null on failure. */
-
-static tree
-fold_while_ult (tree type, poly_uint64 arg0, poly_uint64 arg1)
-{
- if (known_ge (arg0, arg1))
- return build_zero_cst (type);
-
- if (maybe_ge (arg0, arg1))
- return NULL_TREE;
-
- poly_uint64 diff = arg1 - arg0;
- poly_uint64 nelts = TYPE_VECTOR_SUBPARTS (type);
- if (known_ge (diff, nelts))
- return build_all_ones_cst (type);
-
- unsigned HOST_WIDE_INT const_diff;
- if (known_le (diff, nelts) && diff.is_constant (&const_diff))
- {
- tree minus_one = build_minus_one_cst (TREE_TYPE (type));
- tree zero = build_zero_cst (TREE_TYPE (type));
- return build_vector_a_then_b (type, const_diff, minus_one, zero);
- }
- return NULL_TREE;
-}
-
-/* Try to evaluate:
-
- *RESULT = FN (*ARG)
-
- in format FORMAT. Return true on success. */
-
-static bool
-fold_const_call_ss (real_value *result, combined_fn fn,
- const real_value *arg, const real_format *format)
-{
- switch (fn)
- {
- CASE_CFN_SQRT:
- CASE_CFN_SQRT_FN:
- return (real_compare (GE_EXPR, arg, &dconst0)
- && do_mpfr_arg1 (result, mpfr_sqrt, arg, format));
-
- CASE_CFN_CBRT:
- return do_mpfr_arg1 (result, mpfr_cbrt, arg, format);
-
- CASE_CFN_ASIN:
- return (real_compare (GE_EXPR, arg, &dconstm1)
- && real_compare (LE_EXPR, arg, &dconst1)
- && do_mpfr_arg1 (result, mpfr_asin, arg, format));
-
- CASE_CFN_ACOS:
- return (real_compare (GE_EXPR, arg, &dconstm1)
- && real_compare (LE_EXPR, arg, &dconst1)
- && do_mpfr_arg1 (result, mpfr_acos, arg, format));
-
- CASE_CFN_ATAN:
- return do_mpfr_arg1 (result, mpfr_atan, arg, format);
-
- CASE_CFN_ASINH:
- return do_mpfr_arg1 (result, mpfr_asinh, arg, format);
-
- CASE_CFN_ACOSH:
- return (real_compare (GE_EXPR, arg, &dconst1)
- && do_mpfr_arg1 (result, mpfr_acosh, arg, format));
-
- CASE_CFN_ATANH:
- return (real_compare (GE_EXPR, arg, &dconstm1)
- && real_compare (LE_EXPR, arg, &dconst1)
- && do_mpfr_arg1 (result, mpfr_atanh, arg, format));
-
- CASE_CFN_SIN:
- return do_mpfr_arg1 (result, mpfr_sin, arg, format);
-
- CASE_CFN_COS:
- return do_mpfr_arg1 (result, mpfr_cos, arg, format);
-
- CASE_CFN_TAN:
- return do_mpfr_arg1 (result, mpfr_tan, arg, format);
-
- CASE_CFN_SINH:
- return do_mpfr_arg1 (result, mpfr_sinh, arg, format);
-
- CASE_CFN_COSH:
- return do_mpfr_arg1 (result, mpfr_cosh, arg, format);
-
- CASE_CFN_TANH:
- return do_mpfr_arg1 (result, mpfr_tanh, arg, format);
-
- CASE_CFN_ERF:
- return do_mpfr_arg1 (result, mpfr_erf, arg, format);
-
- CASE_CFN_ERFC:
- return do_mpfr_arg1 (result, mpfr_erfc, arg, format);
-
- CASE_CFN_TGAMMA:
- return do_mpfr_arg1 (result, mpfr_gamma, arg, format);
-
- CASE_CFN_EXP:
- return do_mpfr_arg1 (result, mpfr_exp, arg, format);
-
- CASE_CFN_EXP2:
- return do_mpfr_arg1 (result, mpfr_exp2, arg, format);
-
- CASE_CFN_EXP10:
- CASE_CFN_POW10:
- return do_mpfr_arg1 (result, mpfr_exp10, arg, format);
-
- CASE_CFN_EXPM1:
- return do_mpfr_arg1 (result, mpfr_expm1, arg, format);
-
- CASE_CFN_LOG:
- return (real_compare (GT_EXPR, arg, &dconst0)
- && do_mpfr_arg1 (result, mpfr_log, arg, format));
-
- CASE_CFN_LOG2:
- return (real_compare (GT_EXPR, arg, &dconst0)
- && do_mpfr_arg1 (result, mpfr_log2, arg, format));
-
- CASE_CFN_LOG10:
- return (real_compare (GT_EXPR, arg, &dconst0)
- && do_mpfr_arg1 (result, mpfr_log10, arg, format));
-
- CASE_CFN_LOG1P:
- return (real_compare (GT_EXPR, arg, &dconstm1)
- && do_mpfr_arg1 (result, mpfr_log1p, arg, format));
-
- CASE_CFN_J0:
- return do_mpfr_arg1 (result, mpfr_j0, arg, format);
-
- CASE_CFN_J1:
- return do_mpfr_arg1 (result, mpfr_j1, arg, format);
-
- CASE_CFN_Y0:
- return (real_compare (GT_EXPR, arg, &dconst0)
- && do_mpfr_arg1 (result, mpfr_y0, arg, format));
-
- CASE_CFN_Y1:
- return (real_compare (GT_EXPR, arg, &dconst0)
- && do_mpfr_arg1 (result, mpfr_y1, arg, format));
-
- CASE_CFN_FLOOR:
- CASE_CFN_FLOOR_FN:
- if (!REAL_VALUE_ISSIGNALING_NAN (*arg))
- {
- real_floor (result, format, arg);
- return true;
- }
- return false;
-
- CASE_CFN_CEIL:
- CASE_CFN_CEIL_FN:
- if (!REAL_VALUE_ISSIGNALING_NAN (*arg))
- {
- real_ceil (result, format, arg);
- return true;
- }
- return false;
-
- CASE_CFN_TRUNC:
- CASE_CFN_TRUNC_FN:
- if (!REAL_VALUE_ISSIGNALING_NAN (*arg))
- {
- real_trunc (result, format, arg);
- return true;
- }
- return false;
-
- CASE_CFN_ROUND:
- CASE_CFN_ROUND_FN:
- if (!REAL_VALUE_ISSIGNALING_NAN (*arg))
- {
- real_round (result, format, arg);
- return true;
- }
- return false;
-
- CASE_CFN_ROUNDEVEN:
- CASE_CFN_ROUNDEVEN_FN:
- if (!REAL_VALUE_ISSIGNALING_NAN (*arg))
- {
- real_roundeven (result, format, arg);
- return true;
- }
- return false;
-
- CASE_CFN_LOGB:
- return fold_const_logb (result, arg, format);
-
- CASE_CFN_SIGNIFICAND:
- return fold_const_significand (result, arg, format);
-
- default:
- return false;
- }
-}
-
-/* Try to evaluate:
-
- *RESULT = FN (*ARG)
-
- where FORMAT is the format of ARG and PRECISION is the number of
- significant bits in the result. Return true on success. */
-
-static bool
-fold_const_call_ss (wide_int *result, combined_fn fn,
- const real_value *arg, unsigned int precision,
- const real_format *format)
-{
- switch (fn)
- {
- CASE_CFN_SIGNBIT:
- if (real_isneg (arg))
- *result = wi::one (precision);
- else
- *result = wi::zero (precision);
- return true;
-
- CASE_CFN_ILOGB:
- /* For ilogb we don't know FP_ILOGB0, so only handle normal values.
- Proceed iff radix == 2. In GCC, normalized significands are in
- the range [0.5, 1.0). We want the exponent as if they were
- [1.0, 2.0) so get the exponent and subtract 1. */
- if (arg->cl == rvc_normal && format->b == 2)
- {
- *result = wi::shwi (REAL_EXP (arg) - 1, precision);
- return true;
- }
- return false;
-
- CASE_CFN_ICEIL:
- CASE_CFN_LCEIL:
- CASE_CFN_LLCEIL:
- return fold_const_conversion (result, real_ceil, arg,
- precision, format);
-
- CASE_CFN_LFLOOR:
- CASE_CFN_IFLOOR:
- CASE_CFN_LLFLOOR:
- return fold_const_conversion (result, real_floor, arg,
- precision, format);
-
- CASE_CFN_IROUND:
- CASE_CFN_LROUND:
- CASE_CFN_LLROUND:
- return fold_const_conversion (result, real_round, arg,
- precision, format);
-
- CASE_CFN_IRINT:
- CASE_CFN_LRINT:
- CASE_CFN_LLRINT:
- /* Not yet folded to a constant. */
- return false;
-
- CASE_CFN_FINITE:
- case CFN_BUILT_IN_FINITED32:
- case CFN_BUILT_IN_FINITED64:
- case CFN_BUILT_IN_FINITED128:
- case CFN_BUILT_IN_ISFINITE:
- *result = wi::shwi (real_isfinite (arg) ? 1 : 0, precision);
- return true;
-
- CASE_CFN_ISINF:
- case CFN_BUILT_IN_ISINFD32:
- case CFN_BUILT_IN_ISINFD64:
- case CFN_BUILT_IN_ISINFD128:
- if (real_isinf (arg))
- *result = wi::shwi (arg->sign ? -1 : 1, precision);
- else
- *result = wi::shwi (0, precision);
- return true;
-
- CASE_CFN_ISNAN:
- case CFN_BUILT_IN_ISNAND32:
- case CFN_BUILT_IN_ISNAND64:
- case CFN_BUILT_IN_ISNAND128:
- *result = wi::shwi (real_isnan (arg) ? 1 : 0, precision);
- return true;
-
- default:
- return false;
- }
-}
-
-/* Try to evaluate:
-
- *RESULT = FN (ARG)
-
- where ARG_TYPE is the type of ARG and PRECISION is the number of bits
- in the result. Return true on success. */
-
-static bool
-fold_const_call_ss (wide_int *result, combined_fn fn, const wide_int_ref &arg,
- unsigned int precision, tree arg_type)
-{
- switch (fn)
- {
- CASE_CFN_FFS:
- *result = wi::shwi (wi::ffs (arg), precision);
- return true;
-
- CASE_CFN_CLZ:
- {
- int tmp;
- if (wi::ne_p (arg, 0))
- tmp = wi::clz (arg);
- else if (!CLZ_DEFINED_VALUE_AT_ZERO (SCALAR_INT_TYPE_MODE (arg_type),
- tmp))
- tmp = TYPE_PRECISION (arg_type);
- *result = wi::shwi (tmp, precision);
- return true;
- }
-
- CASE_CFN_CTZ:
- {
- int tmp;
- if (wi::ne_p (arg, 0))
- tmp = wi::ctz (arg);
- else if (!CTZ_DEFINED_VALUE_AT_ZERO (SCALAR_INT_TYPE_MODE (arg_type),
- tmp))
- tmp = TYPE_PRECISION (arg_type);
- *result = wi::shwi (tmp, precision);
- return true;
- }
-
- CASE_CFN_CLRSB:
- *result = wi::shwi (wi::clrsb (arg), precision);
- return true;
-
- CASE_CFN_POPCOUNT:
- *result = wi::shwi (wi::popcount (arg), precision);
- return true;
-
- CASE_CFN_PARITY:
- *result = wi::shwi (wi::parity (arg), precision);
- return true;
-
- case CFN_BUILT_IN_BSWAP16:
- case CFN_BUILT_IN_BSWAP32:
- case CFN_BUILT_IN_BSWAP64:
- case CFN_BUILT_IN_BSWAP128:
- *result = wide_int::from (arg, precision, TYPE_SIGN (arg_type)).bswap ();
- return true;
-
- default:
- return false;
- }
-}
-
-/* Try to evaluate:
-
- RESULT = FN (*ARG)
-
- where FORMAT is the format of ARG and of the real and imaginary parts
- of RESULT, passed as RESULT_REAL and RESULT_IMAG respectively. Return
- true on success. */
-
-static bool
-fold_const_call_cs (real_value *result_real, real_value *result_imag,
- combined_fn fn, const real_value *arg,
- const real_format *format)
-{
- switch (fn)
- {
- CASE_CFN_CEXPI:
- /* cexpi(x+yi) = cos(x)+sin(y)*i. */
- return do_mpfr_sincos (result_imag, result_real, arg, format);
-
- default:
- return false;
- }
-}
-
-/* Try to evaluate:
-
- *RESULT = fn (ARG)
-
- where FORMAT is the format of RESULT and of the real and imaginary parts
- of ARG, passed as ARG_REAL and ARG_IMAG respectively. Return true on
- success. */
-
-static bool
-fold_const_call_sc (real_value *result, combined_fn fn,
- const real_value *arg_real, const real_value *arg_imag,
- const real_format *format)
-{
- switch (fn)
- {
- CASE_CFN_CABS:
- return do_mpfr_arg2 (result, mpfr_hypot, arg_real, arg_imag, format);
-
- default:
- return false;
- }
-}
-
-/* Try to evaluate:
-
- RESULT = fn (ARG)
-
- where FORMAT is the format of the real and imaginary parts of RESULT
- (RESULT_REAL and RESULT_IMAG) and of ARG (ARG_REAL and ARG_IMAG).
- Return true on success. */
-
-static bool
-fold_const_call_cc (real_value *result_real, real_value *result_imag,
- combined_fn fn, const real_value *arg_real,
- const real_value *arg_imag, const real_format *format)
-{
- switch (fn)
- {
- CASE_CFN_CCOS:
- return do_mpc_arg1 (result_real, result_imag, mpc_cos,
- arg_real, arg_imag, format);
-
- CASE_CFN_CCOSH:
- return do_mpc_arg1 (result_real, result_imag, mpc_cosh,
- arg_real, arg_imag, format);
-
- CASE_CFN_CPROJ:
- if (real_isinf (arg_real) || real_isinf (arg_imag))
- {
- real_inf (result_real);
- *result_imag = dconst0;
- result_imag->sign = arg_imag->sign;
- }
- else
- {
- *result_real = *arg_real;
- *result_imag = *arg_imag;
- }
- return true;
-
- CASE_CFN_CSIN:
- return do_mpc_arg1 (result_real, result_imag, mpc_sin,
- arg_real, arg_imag, format);
-
- CASE_CFN_CSINH:
- return do_mpc_arg1 (result_real, result_imag, mpc_sinh,
- arg_real, arg_imag, format);
-
- CASE_CFN_CTAN:
- return do_mpc_arg1 (result_real, result_imag, mpc_tan,
- arg_real, arg_imag, format);
-
- CASE_CFN_CTANH:
- return do_mpc_arg1 (result_real, result_imag, mpc_tanh,
- arg_real, arg_imag, format);
-
- CASE_CFN_CLOG:
- return do_mpc_arg1 (result_real, result_imag, mpc_log,
- arg_real, arg_imag, format);
-
- CASE_CFN_CSQRT:
- return do_mpc_arg1 (result_real, result_imag, mpc_sqrt,
- arg_real, arg_imag, format);
-
- CASE_CFN_CASIN:
- return do_mpc_arg1 (result_real, result_imag, mpc_asin,
- arg_real, arg_imag, format);
-
- CASE_CFN_CACOS:
- return do_mpc_arg1 (result_real, result_imag, mpc_acos,
- arg_real, arg_imag, format);
-
- CASE_CFN_CATAN:
- return do_mpc_arg1 (result_real, result_imag, mpc_atan,
- arg_real, arg_imag, format);
-
- CASE_CFN_CASINH:
- return do_mpc_arg1 (result_real, result_imag, mpc_asinh,
- arg_real, arg_imag, format);
-
- CASE_CFN_CACOSH:
- return do_mpc_arg1 (result_real, result_imag, mpc_acosh,
- arg_real, arg_imag, format);
-
- CASE_CFN_CATANH:
- return do_mpc_arg1 (result_real, result_imag, mpc_atanh,
- arg_real, arg_imag, format);
-
- CASE_CFN_CEXP:
- return do_mpc_arg1 (result_real, result_imag, mpc_exp,
- arg_real, arg_imag, format);
-
- default:
- return false;
- }
-}
-
-/* Subroutine of fold_const_call, with the same interface. Handle cases
- where the arguments and result are numerical. */
-
-static tree
-fold_const_call_1 (combined_fn fn, tree type, tree arg)
-{
- machine_mode mode = TYPE_MODE (type);
- machine_mode arg_mode = TYPE_MODE (TREE_TYPE (arg));
-
- if (integer_cst_p (arg))
- {
- if (SCALAR_INT_MODE_P (mode))
- {
- wide_int result;
- if (fold_const_call_ss (&result, fn, wi::to_wide (arg),
- TYPE_PRECISION (type), TREE_TYPE (arg)))
- return wide_int_to_tree (type, result);
- }
- return NULL_TREE;
- }
-
- if (real_cst_p (arg))
- {
- gcc_checking_assert (SCALAR_FLOAT_MODE_P (arg_mode));
- if (mode == arg_mode)
- {
- /* real -> real. */
- REAL_VALUE_TYPE result;
- if (fold_const_call_ss (&result, fn, TREE_REAL_CST_PTR (arg),
- REAL_MODE_FORMAT (mode)))
- return build_real (type, result);
- }
- else if (COMPLEX_MODE_P (mode)
- && GET_MODE_INNER (mode) == arg_mode)
- {
- /* real -> complex real. */
- REAL_VALUE_TYPE result_real, result_imag;
- if (fold_const_call_cs (&result_real, &result_imag, fn,
- TREE_REAL_CST_PTR (arg),
- REAL_MODE_FORMAT (arg_mode)))
- return build_complex (type,
- build_real (TREE_TYPE (type), result_real),
- build_real (TREE_TYPE (type), result_imag));
- }
- else if (INTEGRAL_TYPE_P (type))
- {
- /* real -> int. */
- wide_int result;
- if (fold_const_call_ss (&result, fn,
- TREE_REAL_CST_PTR (arg),
- TYPE_PRECISION (type),
- REAL_MODE_FORMAT (arg_mode)))
- return wide_int_to_tree (type, result);
- }
- return NULL_TREE;
- }
-
- if (complex_cst_p (arg))
- {
- gcc_checking_assert (COMPLEX_MODE_P (arg_mode));
- machine_mode inner_mode = GET_MODE_INNER (arg_mode);
- tree argr = TREE_REALPART (arg);
- tree argi = TREE_IMAGPART (arg);
- if (mode == arg_mode
- && real_cst_p (argr)
- && real_cst_p (argi))
- {
- /* complex real -> complex real. */
- REAL_VALUE_TYPE result_real, result_imag;
- if (fold_const_call_cc (&result_real, &result_imag, fn,
- TREE_REAL_CST_PTR (argr),
- TREE_REAL_CST_PTR (argi),
- REAL_MODE_FORMAT (inner_mode)))
- return build_complex (type,
- build_real (TREE_TYPE (type), result_real),
- build_real (TREE_TYPE (type), result_imag));
- }
- if (mode == inner_mode
- && real_cst_p (argr)
- && real_cst_p (argi))
- {
- /* complex real -> real. */
- REAL_VALUE_TYPE result;
- if (fold_const_call_sc (&result, fn,
- TREE_REAL_CST_PTR (argr),
- TREE_REAL_CST_PTR (argi),
- REAL_MODE_FORMAT (inner_mode)))
- return build_real (type, result);
- }
- return NULL_TREE;
- }
-
- return NULL_TREE;
-}
-
-/* Try to fold FN (ARG) to a constant. Return the constant on success,
- otherwise return null. TYPE is the type of the return value. */
-
-tree
-fold_const_call (combined_fn fn, tree type, tree arg)
-{
- switch (fn)
- {
- case CFN_BUILT_IN_STRLEN:
- if (const char *str = c_getstr (arg))
- return build_int_cst (type, strlen (str));
- return NULL_TREE;
-
- CASE_CFN_NAN:
- CASE_FLT_FN_FLOATN_NX (CFN_BUILT_IN_NAN):
- case CFN_BUILT_IN_NAND32:
- case CFN_BUILT_IN_NAND64:
- case CFN_BUILT_IN_NAND128:
- return fold_const_builtin_nan (type, arg, true);
-
- CASE_CFN_NANS:
- CASE_FLT_FN_FLOATN_NX (CFN_BUILT_IN_NANS):
- case CFN_BUILT_IN_NANSD32:
- case CFN_BUILT_IN_NANSD64:
- case CFN_BUILT_IN_NANSD128:
- return fold_const_builtin_nan (type, arg, false);
-
- case CFN_REDUC_PLUS:
- return fold_const_reduction (type, arg, PLUS_EXPR);
-
- case CFN_REDUC_MAX:
- return fold_const_reduction (type, arg, MAX_EXPR);
-
- case CFN_REDUC_MIN:
- return fold_const_reduction (type, arg, MIN_EXPR);
-
- case CFN_REDUC_AND:
- return fold_const_reduction (type, arg, BIT_AND_EXPR);
-
- case CFN_REDUC_IOR:
- return fold_const_reduction (type, arg, BIT_IOR_EXPR);
-
- case CFN_REDUC_XOR:
- return fold_const_reduction (type, arg, BIT_XOR_EXPR);
-
- case CFN_VEC_CONVERT:
- return fold_const_vec_convert (type, arg);
-
- default:
- return fold_const_call_1 (fn, type, arg);
- }
-}
-
-/* Fold a call to IFN_FOLD_LEFT_<CODE> (ARG0, ARG1), returning a value
- of type TYPE. */
-
-static tree
-fold_const_fold_left (tree type, tree arg0, tree arg1, tree_code code)
-{
- if (TREE_CODE (arg1) != VECTOR_CST)
- return NULL_TREE;
-
- unsigned HOST_WIDE_INT nelts;
- if (!VECTOR_CST_NELTS (arg1).is_constant (&nelts))
- return NULL_TREE;
-
- for (unsigned HOST_WIDE_INT i = 0; i < nelts; i++)
- {
- arg0 = const_binop (code, type, arg0, VECTOR_CST_ELT (arg1, i));
- if (arg0 == NULL_TREE || !CONSTANT_CLASS_P (arg0))
- return NULL_TREE;
- }
- return arg0;
-}
-
-/* Try to evaluate:
-
- *RESULT = FN (*ARG0, *ARG1)
-
- in format FORMAT. Return true on success. */
-
-static bool
-fold_const_call_sss (real_value *result, combined_fn fn,
- const real_value *arg0, const real_value *arg1,
- const real_format *format)
-{
- switch (fn)
- {
- CASE_CFN_DREM:
- CASE_CFN_REMAINDER:
- return do_mpfr_arg2 (result, mpfr_remainder, arg0, arg1, format);
-
- CASE_CFN_ATAN2:
- return do_mpfr_arg2 (result, mpfr_atan2, arg0, arg1, format);
-
- CASE_CFN_FDIM:
- return do_mpfr_arg2 (result, mpfr_dim, arg0, arg1, format);
-
- CASE_CFN_FMOD:
- return do_mpfr_arg2 (result, mpfr_fmod, arg0, arg1, format);
-
- CASE_CFN_HYPOT:
- return do_mpfr_arg2 (result, mpfr_hypot, arg0, arg1, format);
-
- CASE_CFN_COPYSIGN:
- CASE_CFN_COPYSIGN_FN:
- *result = *arg0;
- real_copysign (result, arg1);
- return true;
-
- CASE_CFN_FMIN:
- CASE_CFN_FMIN_FN:
- return do_mpfr_arg2 (result, mpfr_min, arg0, arg1, format);
-
- CASE_CFN_FMAX:
- CASE_CFN_FMAX_FN:
- return do_mpfr_arg2 (result, mpfr_max, arg0, arg1, format);
-
- CASE_CFN_POW:
- return fold_const_pow (result, arg0, arg1, format);
-
- CASE_CFN_NEXTAFTER:
- CASE_CFN_NEXTTOWARD:
- return fold_const_nextafter (result, arg0, arg1, format);
-
- default:
- return false;
- }
-}
-
-/* Try to evaluate:
-
- *RESULT = FN (*ARG0, ARG1)
-
- where FORMAT is the format of *RESULT and *ARG0. Return true on
- success. */
-
-static bool
-fold_const_call_sss (real_value *result, combined_fn fn,
- const real_value *arg0, const wide_int_ref &arg1,
- const real_format *format)
-{
- switch (fn)
- {
- CASE_CFN_LDEXP:
- return fold_const_builtin_load_exponent (result, arg0, arg1, format);
-
- CASE_CFN_SCALBN:
- CASE_CFN_SCALBLN:
- return (format->b == 2
- && fold_const_builtin_load_exponent (result, arg0, arg1,
- format));
-
- CASE_CFN_POWI:
- /* Avoid the folding if flag_signaling_nans is on and
- operand is a signaling NaN. */
- if (!flag_unsafe_math_optimizations
- && flag_signaling_nans
- && REAL_VALUE_ISSIGNALING_NAN (*arg0))
- return false;
-
- real_powi (result, format, arg0, arg1.to_shwi ());
- return true;
-
- default:
- return false;
- }
-}
-
-/* Try to evaluate:
-
- *RESULT = FN (ARG0, *ARG1)
-
- where FORMAT is the format of *RESULT and *ARG1. Return true on
- success. */
-
-static bool
-fold_const_call_sss (real_value *result, combined_fn fn,
- const wide_int_ref &arg0, const real_value *arg1,
- const real_format *format)
-{
- switch (fn)
- {
- CASE_CFN_JN:
- return do_mpfr_arg2 (result, mpfr_jn, arg0, arg1, format);
-
- CASE_CFN_YN:
- return (real_compare (GT_EXPR, arg1, &dconst0)
- && do_mpfr_arg2 (result, mpfr_yn, arg0, arg1, format));
-
- default:
- return false;
- }
-}
-
-/* Try to evaluate:
-
- RESULT = fn (ARG0, ARG1)
-
- where FORMAT is the format of the real and imaginary parts of RESULT
- (RESULT_REAL and RESULT_IMAG), of ARG0 (ARG0_REAL and ARG0_IMAG)
- and of ARG1 (ARG1_REAL and ARG1_IMAG). Return true on success. */
-
-static bool
-fold_const_call_ccc (real_value *result_real, real_value *result_imag,
- combined_fn fn, const real_value *arg0_real,
- const real_value *arg0_imag, const real_value *arg1_real,
- const real_value *arg1_imag, const real_format *format)
-{
- switch (fn)
- {
- CASE_CFN_CPOW:
- return do_mpc_arg2 (result_real, result_imag, mpc_pow,
- arg0_real, arg0_imag, arg1_real, arg1_imag, format);
-
- default:
- return false;
- }
-}
-
-/* Subroutine of fold_const_call, with the same interface. Handle cases
- where the arguments and result are numerical. */
-
-static tree
-fold_const_call_1 (combined_fn fn, tree type, tree arg0, tree arg1)
-{
- machine_mode mode = TYPE_MODE (type);
- machine_mode arg0_mode = TYPE_MODE (TREE_TYPE (arg0));
- machine_mode arg1_mode = TYPE_MODE (TREE_TYPE (arg1));
-
- if (mode == arg0_mode
- && real_cst_p (arg0)
- && real_cst_p (arg1))
- {
- gcc_checking_assert (SCALAR_FLOAT_MODE_P (arg0_mode));
- REAL_VALUE_TYPE result;
- if (arg0_mode == arg1_mode)
- {
- /* real, real -> real. */
- if (fold_const_call_sss (&result, fn, TREE_REAL_CST_PTR (arg0),
- TREE_REAL_CST_PTR (arg1),
- REAL_MODE_FORMAT (mode)))
- return build_real (type, result);
- }
- else if (arg1_mode == TYPE_MODE (long_double_type_node))
- switch (fn)
- {
- CASE_CFN_NEXTTOWARD:
- /* real, long double -> real. */
- if (fold_const_call_sss (&result, fn, TREE_REAL_CST_PTR (arg0),
- TREE_REAL_CST_PTR (arg1),
- REAL_MODE_FORMAT (mode)))
- return build_real (type, result);
- break;
- default:
- break;
- }
- return NULL_TREE;
- }
-
- if (real_cst_p (arg0)
- && integer_cst_p (arg1))
- {
- gcc_checking_assert (SCALAR_FLOAT_MODE_P (arg0_mode));
- if (mode == arg0_mode)
- {
- /* real, int -> real. */
- REAL_VALUE_TYPE result;
- if (fold_const_call_sss (&result, fn, TREE_REAL_CST_PTR (arg0),
- wi::to_wide (arg1),
- REAL_MODE_FORMAT (mode)))
- return build_real (type, result);
- }
- return NULL_TREE;
- }
-
- if (integer_cst_p (arg0)
- && real_cst_p (arg1))
- {
- gcc_checking_assert (SCALAR_FLOAT_MODE_P (arg1_mode));
- if (mode == arg1_mode)
- {
- /* int, real -> real. */
- REAL_VALUE_TYPE result;
- if (fold_const_call_sss (&result, fn, wi::to_wide (arg0),
- TREE_REAL_CST_PTR (arg1),
- REAL_MODE_FORMAT (mode)))
- return build_real (type, result);
- }
- return NULL_TREE;
- }
-
- if (arg0_mode == arg1_mode
- && complex_cst_p (arg0)
- && complex_cst_p (arg1))
- {
- gcc_checking_assert (COMPLEX_MODE_P (arg0_mode));
- machine_mode inner_mode = GET_MODE_INNER (arg0_mode);
- tree arg0r = TREE_REALPART (arg0);
- tree arg0i = TREE_IMAGPART (arg0);
- tree arg1r = TREE_REALPART (arg1);
- tree arg1i = TREE_IMAGPART (arg1);
- if (mode == arg0_mode
- && real_cst_p (arg0r)
- && real_cst_p (arg0i)
- && real_cst_p (arg1r)
- && real_cst_p (arg1i))
- {
- /* complex real, complex real -> complex real. */
- REAL_VALUE_TYPE result_real, result_imag;
- if (fold_const_call_ccc (&result_real, &result_imag, fn,
- TREE_REAL_CST_PTR (arg0r),
- TREE_REAL_CST_PTR (arg0i),
- TREE_REAL_CST_PTR (arg1r),
- TREE_REAL_CST_PTR (arg1i),
- REAL_MODE_FORMAT (inner_mode)))
- return build_complex (type,
- build_real (TREE_TYPE (type), result_real),
- build_real (TREE_TYPE (type), result_imag));
- }
- return NULL_TREE;
- }
-
- return NULL_TREE;
-}
-
-/* Try to fold FN (ARG0, ARG1) to a constant. Return the constant on success,
- otherwise return null. TYPE is the type of the return value. */
-
-tree
-fold_const_call (combined_fn fn, tree type, tree arg0, tree arg1)
-{
- const char *p0, *p1;
- char c;
- switch (fn)
- {
- case CFN_BUILT_IN_STRSPN:
- if ((p0 = c_getstr (arg0)) && (p1 = c_getstr (arg1)))
- return build_int_cst (type, strspn (p0, p1));
- return NULL_TREE;
-
- case CFN_BUILT_IN_STRCSPN:
- if ((p0 = c_getstr (arg0)) && (p1 = c_getstr (arg1)))
- return build_int_cst (type, strcspn (p0, p1));
- return NULL_TREE;
-
- case CFN_BUILT_IN_STRCMP:
- if ((p0 = c_getstr (arg0)) && (p1 = c_getstr (arg1)))
- return build_cmp_result (type, strcmp (p0, p1));
- return NULL_TREE;
-
- case CFN_BUILT_IN_STRCASECMP:
- if ((p0 = c_getstr (arg0)) && (p1 = c_getstr (arg1)))
- {
- int r = strcmp (p0, p1);
- if (r == 0)
- return build_cmp_result (type, r);
- }
- return NULL_TREE;
-
- case CFN_BUILT_IN_INDEX:
- case CFN_BUILT_IN_STRCHR:
- if ((p0 = c_getstr (arg0)) && target_char_cst_p (arg1, &c))
- {
- const char *r = strchr (p0, c);
- if (r == NULL)
- return build_int_cst (type, 0);
- return fold_convert (type,
- fold_build_pointer_plus_hwi (arg0, r - p0));
- }
- return NULL_TREE;
-
- case CFN_BUILT_IN_RINDEX:
- case CFN_BUILT_IN_STRRCHR:
- if ((p0 = c_getstr (arg0)) && target_char_cst_p (arg1, &c))
- {
- const char *r = strrchr (p0, c);
- if (r == NULL)
- return build_int_cst (type, 0);
- return fold_convert (type,
- fold_build_pointer_plus_hwi (arg0, r - p0));
- }
- return NULL_TREE;
-
- case CFN_BUILT_IN_STRSTR:
- if ((p1 = c_getstr (arg1)))
- {
- if ((p0 = c_getstr (arg0)))
- {
- const char *r = strstr (p0, p1);
- if (r == NULL)
- return build_int_cst (type, 0);
- return fold_convert (type,
- fold_build_pointer_plus_hwi (arg0, r - p0));
- }
- if (*p1 == '\0')
- return fold_convert (type, arg0);
- }
- return NULL_TREE;
-
- case CFN_FOLD_LEFT_PLUS:
- return fold_const_fold_left (type, arg0, arg1, PLUS_EXPR);
-
- default:
- return fold_const_call_1 (fn, type, arg0, arg1);
- }
-}
-
-/* Try to evaluate:
-
- *RESULT = FN (*ARG0, *ARG1, *ARG2)
-
- in format FORMAT. Return true on success. */
-
-static bool
-fold_const_call_ssss (real_value *result, combined_fn fn,
- const real_value *arg0, const real_value *arg1,
- const real_value *arg2, const real_format *format)
-{
- switch (fn)
- {
- CASE_CFN_FMA:
- CASE_CFN_FMA_FN:
- return do_mpfr_arg3 (result, mpfr_fma, arg0, arg1, arg2, format);
-
- case CFN_FMS:
- {
- real_value new_arg2 = real_value_negate (arg2);
- return do_mpfr_arg3 (result, mpfr_fma, arg0, arg1, &new_arg2, format);
- }
-
- case CFN_FNMA:
- {
- real_value new_arg0 = real_value_negate (arg0);
- return do_mpfr_arg3 (result, mpfr_fma, &new_arg0, arg1, arg2, format);
- }
-
- case CFN_FNMS:
- {
- real_value new_arg0 = real_value_negate (arg0);
- real_value new_arg2 = real_value_negate (arg2);
- return do_mpfr_arg3 (result, mpfr_fma, &new_arg0, arg1,
- &new_arg2, format);
- }
-
- default:
- return false;
- }
-}
-
-/* Subroutine of fold_const_call, with the same interface. Handle cases
- where the arguments and result are numerical. */
-
-static tree
-fold_const_call_1 (combined_fn fn, tree type, tree arg0, tree arg1, tree arg2)
-{
- machine_mode mode = TYPE_MODE (type);
- machine_mode arg0_mode = TYPE_MODE (TREE_TYPE (arg0));
- machine_mode arg1_mode = TYPE_MODE (TREE_TYPE (arg1));
- machine_mode arg2_mode = TYPE_MODE (TREE_TYPE (arg2));
-
- if (arg0_mode == arg1_mode
- && arg0_mode == arg2_mode
- && real_cst_p (arg0)
- && real_cst_p (arg1)
- && real_cst_p (arg2))
- {
- gcc_checking_assert (SCALAR_FLOAT_MODE_P (arg0_mode));
- if (mode == arg0_mode)
- {
- /* real, real, real -> real. */
- REAL_VALUE_TYPE result;
- if (fold_const_call_ssss (&result, fn, TREE_REAL_CST_PTR (arg0),
- TREE_REAL_CST_PTR (arg1),
- TREE_REAL_CST_PTR (arg2),
- REAL_MODE_FORMAT (mode)))
- return build_real (type, result);
- }
- return NULL_TREE;
- }
-
- return NULL_TREE;
-}
-
-/* Try to fold FN (ARG0, ARG1, ARG2) to a constant. Return the constant on
- success, otherwise return null. TYPE is the type of the return value. */
-
-tree
-fold_const_call (combined_fn fn, tree type, tree arg0, tree arg1, tree arg2)
-{
- const char *p0, *p1;
- char c;
- unsigned HOST_WIDE_INT s0, s1, s2 = 0;
- switch (fn)
- {
- case CFN_BUILT_IN_STRNCMP:
- if (!size_t_cst_p (arg2, &s2))
- return NULL_TREE;
- if (s2 == 0
- && !TREE_SIDE_EFFECTS (arg0)
- && !TREE_SIDE_EFFECTS (arg1))
- return build_int_cst (type, 0);
- else if ((p0 = c_getstr (arg0)) && (p1 = c_getstr (arg1)))
- return build_int_cst (type, strncmp (p0, p1, MIN (s2, SIZE_MAX)));
- return NULL_TREE;
-
- case CFN_BUILT_IN_STRNCASECMP:
- if (!size_t_cst_p (arg2, &s2))
- return NULL_TREE;
- if (s2 == 0
- && !TREE_SIDE_EFFECTS (arg0)
- && !TREE_SIDE_EFFECTS (arg1))
- return build_int_cst (type, 0);
- else if ((p0 = c_getstr (arg0))
- && (p1 = c_getstr (arg1))
- && strncmp (p0, p1, MIN (s2, SIZE_MAX)) == 0)
- return build_int_cst (type, 0);
- return NULL_TREE;
-
- case CFN_BUILT_IN_BCMP:
- case CFN_BUILT_IN_MEMCMP:
- if (!size_t_cst_p (arg2, &s2))
- return NULL_TREE;
- if (s2 == 0
- && !TREE_SIDE_EFFECTS (arg0)
- && !TREE_SIDE_EFFECTS (arg1))
- return build_int_cst (type, 0);
- if ((p0 = getbyterep (arg0, &s0))
- && (p1 = getbyterep (arg1, &s1))
- && s2 <= s0
- && s2 <= s1)
- return build_cmp_result (type, memcmp (p0, p1, s2));
- return NULL_TREE;
-
- case CFN_BUILT_IN_MEMCHR:
- if (!size_t_cst_p (arg2, &s2))
- return NULL_TREE;
- if (s2 == 0
- && !TREE_SIDE_EFFECTS (arg0)
- && !TREE_SIDE_EFFECTS (arg1))
- return build_int_cst (type, 0);
- if ((p0 = getbyterep (arg0, &s0))
- && s2 <= s0
- && target_char_cst_p (arg1, &c))
- {
- const char *r = (const char *) memchr (p0, c, s2);
- if (r == NULL)
- return build_int_cst (type, 0);
- return fold_convert (type,
- fold_build_pointer_plus_hwi (arg0, r - p0));
- }
- return NULL_TREE;
-
- case CFN_WHILE_ULT:
- {
- poly_uint64 parg0, parg1;
- if (poly_int_tree_p (arg0, &parg0) && poly_int_tree_p (arg1, &parg1))
- return fold_while_ult (type, parg0, parg1);
- return NULL_TREE;
- }
-
- default:
- return fold_const_call_1 (fn, type, arg0, arg1, arg2);
- }
-}
generated by cgit v1.1 at 2025-09-27 06:44:21 +0000