From 5c69acb32329d49e58c26fa41ae74229a52b9106 Mon Sep 17 00:00:00 2001 From: Martin Liska Date: Fri, 14 Jan 2022 16:56:44 +0100 Subject: Rename .c files to .cc files. gcc/ada/ChangeLog: * adadecode.c: Moved to... * adadecode.cc: ...here. * affinity.c: Moved to... * affinity.cc: ...here. * argv-lynxos178-raven-cert.c: Moved to... * argv-lynxos178-raven-cert.cc: ...here. * argv.c: Moved to... * argv.cc: ...here. * aux-io.c: Moved to... * aux-io.cc: ...here. * cio.c: Moved to... * cio.cc: ...here. * cstreams.c: Moved to... * cstreams.cc: ...here. * env.c: Moved to... * env.cc: ...here. * exit.c: Moved to... * exit.cc: ...here. * expect.c: Moved to... * expect.cc: ...here. * final.c: Moved to... * final.cc: ...here. * gcc-interface/cuintp.c: Moved to... * gcc-interface/cuintp.cc: ...here. * gcc-interface/decl.c: Moved to... * gcc-interface/decl.cc: ...here. * gcc-interface/misc.c: Moved to... * gcc-interface/misc.cc: ...here. * gcc-interface/targtyps.c: Moved to... * gcc-interface/targtyps.cc: ...here. * gcc-interface/trans.c: Moved to... * gcc-interface/trans.cc: ...here. * gcc-interface/utils.c: Moved to... * gcc-interface/utils.cc: ...here. * gcc-interface/utils2.c: Moved to... * gcc-interface/utils2.cc: ...here. * init.c: Moved to... * init.cc: ...here. * initialize.c: Moved to... * initialize.cc: ...here. * libgnarl/thread.c: Moved to... * libgnarl/thread.cc: ...here. * link.c: Moved to... * link.cc: ...here. * locales.c: Moved to... * locales.cc: ...here. * mkdir.c: Moved to... * mkdir.cc: ...here. * raise.c: Moved to... * raise.cc: ...here. * rtfinal.c: Moved to... * rtfinal.cc: ...here. * rtinit.c: Moved to... * rtinit.cc: ...here. * seh_init.c: Moved to... * seh_init.cc: ...here. * sigtramp-armdroid.c: Moved to... * sigtramp-armdroid.cc: ...here. * sigtramp-ios.c: Moved to... * sigtramp-ios.cc: ...here. * sigtramp-qnx.c: Moved to... * sigtramp-qnx.cc: ...here. * sigtramp-vxworks.c: Moved to... * sigtramp-vxworks.cc: ...here. * socket.c: Moved to... * socket.cc: ...here. * tracebak.c: Moved to... * tracebak.cc: ...here. * version.c: Moved to... * version.cc: ...here. * vx_stack_info.c: Moved to... * vx_stack_info.cc: ...here. gcc/ChangeLog: * adjust-alignment.c: Moved to... * adjust-alignment.cc: ...here. * alias.c: Moved to... * alias.cc: ...here. * alloc-pool.c: Moved to... * alloc-pool.cc: ...here. * asan.c: Moved to... * asan.cc: ...here. * attribs.c: Moved to... * attribs.cc: ...here. * auto-inc-dec.c: Moved to... * auto-inc-dec.cc: ...here. * auto-profile.c: Moved to... * auto-profile.cc: ...here. * bb-reorder.c: Moved to... * bb-reorder.cc: ...here. * bitmap.c: Moved to... * bitmap.cc: ...here. * btfout.c: Moved to... * btfout.cc: ...here. * builtins.c: Moved to... * builtins.cc: ...here. * caller-save.c: Moved to... * caller-save.cc: ...here. * calls.c: Moved to... * calls.cc: ...here. * ccmp.c: Moved to... * ccmp.cc: ...here. * cfg.c: Moved to... * cfg.cc: ...here. * cfganal.c: Moved to... * cfganal.cc: ...here. * cfgbuild.c: Moved to... * cfgbuild.cc: ...here. * cfgcleanup.c: Moved to... * cfgcleanup.cc: ...here. * cfgexpand.c: Moved to... * cfgexpand.cc: ...here. * cfghooks.c: Moved to... * cfghooks.cc: ...here. * cfgloop.c: Moved to... * cfgloop.cc: ...here. * cfgloopanal.c: Moved to... * cfgloopanal.cc: ...here. * cfgloopmanip.c: Moved to... * cfgloopmanip.cc: ...here. * cfgrtl.c: Moved to... * cfgrtl.cc: ...here. * cgraph.c: Moved to... * cgraph.cc: ...here. * cgraphbuild.c: Moved to... * cgraphbuild.cc: ...here. * cgraphclones.c: Moved to... * cgraphclones.cc: ...here. * cgraphunit.c: Moved to... * cgraphunit.cc: ...here. * collect-utils.c: Moved to... * collect-utils.cc: ...here. * collect2-aix.c: Moved to... * collect2-aix.cc: ...here. * collect2.c: Moved to... * collect2.cc: ...here. * combine-stack-adj.c: Moved to... * combine-stack-adj.cc: ...here. * combine.c: Moved to... * combine.cc: ...here. * common/common-targhooks.c: Moved to... * common/common-targhooks.cc: ...here. * common/config/aarch64/aarch64-common.c: Moved to... * common/config/aarch64/aarch64-common.cc: ...here. * common/config/alpha/alpha-common.c: Moved to... * common/config/alpha/alpha-common.cc: ...here. * common/config/arc/arc-common.c: Moved to... * common/config/arc/arc-common.cc: ...here. * common/config/arm/arm-common.c: Moved to... * common/config/arm/arm-common.cc: ...here. * common/config/avr/avr-common.c: Moved to... * common/config/avr/avr-common.cc: ...here. * common/config/bfin/bfin-common.c: Moved to... * common/config/bfin/bfin-common.cc: ...here. * common/config/bpf/bpf-common.c: Moved to... * common/config/bpf/bpf-common.cc: ...here. * common/config/c6x/c6x-common.c: Moved to... * common/config/c6x/c6x-common.cc: ...here. * common/config/cr16/cr16-common.c: Moved to... * common/config/cr16/cr16-common.cc: ...here. * common/config/cris/cris-common.c: Moved to... * common/config/cris/cris-common.cc: ...here. * common/config/csky/csky-common.c: Moved to... * common/config/csky/csky-common.cc: ...here. * common/config/default-common.c: Moved to... * common/config/default-common.cc: ...here. * common/config/epiphany/epiphany-common.c: Moved to... * common/config/epiphany/epiphany-common.cc: ...here. * common/config/fr30/fr30-common.c: Moved to... * common/config/fr30/fr30-common.cc: ...here. * common/config/frv/frv-common.c: Moved to... * common/config/frv/frv-common.cc: ...here. * common/config/gcn/gcn-common.c: Moved to... * common/config/gcn/gcn-common.cc: ...here. * common/config/h8300/h8300-common.c: Moved to... * common/config/h8300/h8300-common.cc: ...here. * common/config/i386/i386-common.c: Moved to... * common/config/i386/i386-common.cc: ...here. * common/config/ia64/ia64-common.c: Moved to... * common/config/ia64/ia64-common.cc: ...here. * common/config/iq2000/iq2000-common.c: Moved to... * common/config/iq2000/iq2000-common.cc: ...here. * common/config/lm32/lm32-common.c: Moved to... * common/config/lm32/lm32-common.cc: ...here. * common/config/m32r/m32r-common.c: Moved to... * common/config/m32r/m32r-common.cc: ...here. * common/config/m68k/m68k-common.c: Moved to... * common/config/m68k/m68k-common.cc: ...here. * common/config/mcore/mcore-common.c: Moved to... * common/config/mcore/mcore-common.cc: ...here. * common/config/microblaze/microblaze-common.c: Moved to... * common/config/microblaze/microblaze-common.cc: ...here. * common/config/mips/mips-common.c: Moved to... * common/config/mips/mips-common.cc: ...here. * common/config/mmix/mmix-common.c: Moved to... * common/config/mmix/mmix-common.cc: ...here. * common/config/mn10300/mn10300-common.c: Moved to... * common/config/mn10300/mn10300-common.cc: ...here. * common/config/msp430/msp430-common.c: Moved to... * common/config/msp430/msp430-common.cc: ...here. * common/config/nds32/nds32-common.c: Moved to... * common/config/nds32/nds32-common.cc: ...here. * common/config/nios2/nios2-common.c: Moved to... * common/config/nios2/nios2-common.cc: ...here. * common/config/nvptx/nvptx-common.c: Moved to... * common/config/nvptx/nvptx-common.cc: ...here. * common/config/or1k/or1k-common.c: Moved to... * common/config/or1k/or1k-common.cc: ...here. * common/config/pa/pa-common.c: Moved to... * common/config/pa/pa-common.cc: ...here. * common/config/pdp11/pdp11-common.c: Moved to... * common/config/pdp11/pdp11-common.cc: ...here. * common/config/pru/pru-common.c: Moved to... * common/config/pru/pru-common.cc: ...here. * common/config/riscv/riscv-common.c: Moved to... * common/config/riscv/riscv-common.cc: ...here. * common/config/rs6000/rs6000-common.c: Moved to... * common/config/rs6000/rs6000-common.cc: ...here. * common/config/rx/rx-common.c: Moved to... * common/config/rx/rx-common.cc: ...here. * common/config/s390/s390-common.c: Moved to... * common/config/s390/s390-common.cc: ...here. * common/config/sh/sh-common.c: Moved to... * common/config/sh/sh-common.cc: ...here. * common/config/sparc/sparc-common.c: Moved to... * common/config/sparc/sparc-common.cc: ...here. * common/config/tilegx/tilegx-common.c: Moved to... * common/config/tilegx/tilegx-common.cc: ...here. * common/config/tilepro/tilepro-common.c: Moved to... * common/config/tilepro/tilepro-common.cc: ...here. * common/config/v850/v850-common.c: Moved to... * common/config/v850/v850-common.cc: ...here. * common/config/vax/vax-common.c: Moved to... * common/config/vax/vax-common.cc: ...here. * common/config/visium/visium-common.c: Moved to... * common/config/visium/visium-common.cc: ...here. * common/config/xstormy16/xstormy16-common.c: Moved to... * common/config/xstormy16/xstormy16-common.cc: ...here. * common/config/xtensa/xtensa-common.c: Moved to... * common/config/xtensa/xtensa-common.cc: ...here. * compare-elim.c: Moved to... * compare-elim.cc: ...here. * config/aarch64/aarch64-bti-insert.c: Moved to... * config/aarch64/aarch64-bti-insert.cc: ...here. * config/aarch64/aarch64-builtins.c: Moved to... * config/aarch64/aarch64-builtins.cc: ...here. * config/aarch64/aarch64-c.c: Moved to... * config/aarch64/aarch64-c.cc: ...here. * config/aarch64/aarch64-d.c: Moved to... * config/aarch64/aarch64-d.cc: ...here. * config/aarch64/aarch64.c: Moved to... * config/aarch64/aarch64.cc: ...here. * config/aarch64/cortex-a57-fma-steering.c: Moved to... * config/aarch64/cortex-a57-fma-steering.cc: ...here. * config/aarch64/driver-aarch64.c: Moved to... * config/aarch64/driver-aarch64.cc: ...here. * config/aarch64/falkor-tag-collision-avoidance.c: Moved to... * config/aarch64/falkor-tag-collision-avoidance.cc: ...here. * config/aarch64/host-aarch64-darwin.c: Moved to... * config/aarch64/host-aarch64-darwin.cc: ...here. * config/alpha/alpha.c: Moved to... * config/alpha/alpha.cc: ...here. * config/alpha/driver-alpha.c: Moved to... * config/alpha/driver-alpha.cc: ...here. * config/arc/arc-c.c: Moved to... * config/arc/arc-c.cc: ...here. * config/arc/arc.c: Moved to... * config/arc/arc.cc: ...here. * config/arc/driver-arc.c: Moved to... * config/arc/driver-arc.cc: ...here. * config/arm/aarch-common.c: Moved to... * config/arm/aarch-common.cc: ...here. * config/arm/arm-builtins.c: Moved to... * config/arm/arm-builtins.cc: ...here. * config/arm/arm-c.c: Moved to... * config/arm/arm-c.cc: ...here. * config/arm/arm-d.c: Moved to... * config/arm/arm-d.cc: ...here. * config/arm/arm.c: Moved to... * config/arm/arm.cc: ...here. * config/arm/driver-arm.c: Moved to... * config/arm/driver-arm.cc: ...here. * config/avr/avr-c.c: Moved to... * config/avr/avr-c.cc: ...here. * config/avr/avr-devices.c: Moved to... * config/avr/avr-devices.cc: ...here. * config/avr/avr-log.c: Moved to... * config/avr/avr-log.cc: ...here. * config/avr/avr.c: Moved to... * config/avr/avr.cc: ...here. * config/avr/driver-avr.c: Moved to... * config/avr/driver-avr.cc: ...here. * config/avr/gen-avr-mmcu-specs.c: Moved to... * config/avr/gen-avr-mmcu-specs.cc: ...here. * config/avr/gen-avr-mmcu-texi.c: Moved to... * config/avr/gen-avr-mmcu-texi.cc: ...here. * config/bfin/bfin.c: Moved to... * config/bfin/bfin.cc: ...here. * config/bpf/bpf.c: Moved to... * config/bpf/bpf.cc: ...here. * config/bpf/coreout.c: Moved to... * config/bpf/coreout.cc: ...here. * config/c6x/c6x.c: Moved to... * config/c6x/c6x.cc: ...here. * config/cr16/cr16.c: Moved to... * config/cr16/cr16.cc: ...here. * config/cris/cris.c: Moved to... * config/cris/cris.cc: ...here. * config/csky/csky.c: Moved to... * config/csky/csky.cc: ...here. * config/darwin-c.c: Moved to... * config/darwin-c.cc: ...here. * config/darwin-d.c: Moved to... * config/darwin-d.cc: ...here. * config/darwin-driver.c: Moved to... * config/darwin-driver.cc: ...here. * config/darwin-f.c: Moved to... * config/darwin-f.cc: ...here. * config/darwin.c: Moved to... * config/darwin.cc: ...here. * config/default-c.c: Moved to... * config/default-c.cc: ...here. * config/default-d.c: Moved to... * config/default-d.cc: ...here. * config/dragonfly-d.c: Moved to... * config/dragonfly-d.cc: ...here. * config/epiphany/epiphany.c: Moved to... * config/epiphany/epiphany.cc: ...here. * config/epiphany/mode-switch-use.c: Moved to... * config/epiphany/mode-switch-use.cc: ...here. * config/epiphany/resolve-sw-modes.c: Moved to... * config/epiphany/resolve-sw-modes.cc: ...here. * config/fr30/fr30.c: Moved to... * config/fr30/fr30.cc: ...here. * config/freebsd-d.c: Moved to... * config/freebsd-d.cc: ...here. * config/frv/frv.c: Moved to... * config/frv/frv.cc: ...here. * config/ft32/ft32.c: Moved to... * config/ft32/ft32.cc: ...here. * config/gcn/driver-gcn.c: Moved to... * config/gcn/driver-gcn.cc: ...here. * config/gcn/gcn-run.c: Moved to... * config/gcn/gcn-run.cc: ...here. * config/gcn/gcn-tree.c: Moved to... * config/gcn/gcn-tree.cc: ...here. * config/gcn/gcn.c: Moved to... * config/gcn/gcn.cc: ...here. * config/gcn/mkoffload.c: Moved to... * config/gcn/mkoffload.cc: ...here. * config/glibc-c.c: Moved to... * config/glibc-c.cc: ...here. * config/glibc-d.c: Moved to... * config/glibc-d.cc: ...here. * config/h8300/h8300.c: Moved to... * config/h8300/h8300.cc: ...here. * config/host-darwin.c: Moved to... * config/host-darwin.cc: ...here. * config/host-hpux.c: Moved to... * config/host-hpux.cc: ...here. * config/host-linux.c: Moved to... * config/host-linux.cc: ...here. * config/host-netbsd.c: Moved to... * config/host-netbsd.cc: ...here. * config/host-openbsd.c: Moved to... * config/host-openbsd.cc: ...here. * config/host-solaris.c: Moved to... * config/host-solaris.cc: ...here. * config/i386/djgpp.c: Moved to... * config/i386/djgpp.cc: ...here. * config/i386/driver-i386.c: Moved to... * config/i386/driver-i386.cc: ...here. * config/i386/driver-mingw32.c: Moved to... * config/i386/driver-mingw32.cc: ...here. * config/i386/gnu-property.c: Moved to... * config/i386/gnu-property.cc: ...here. * config/i386/host-cygwin.c: Moved to... * config/i386/host-cygwin.cc: ...here. * config/i386/host-i386-darwin.c: Moved to... * config/i386/host-i386-darwin.cc: ...here. * config/i386/host-mingw32.c: Moved to... * config/i386/host-mingw32.cc: ...here. * config/i386/i386-builtins.c: Moved to... * config/i386/i386-builtins.cc: ...here. * config/i386/i386-c.c: Moved to... * config/i386/i386-c.cc: ...here. * config/i386/i386-d.c: Moved to... * config/i386/i386-d.cc: ...here. * config/i386/i386-expand.c: Moved to... * config/i386/i386-expand.cc: ...here. * config/i386/i386-features.c: Moved to... * config/i386/i386-features.cc: ...here. * config/i386/i386-options.c: Moved to... * config/i386/i386-options.cc: ...here. * config/i386/i386.c: Moved to... * config/i386/i386.cc: ...here. * config/i386/intelmic-mkoffload.c: Moved to... * config/i386/intelmic-mkoffload.cc: ...here. * config/i386/msformat-c.c: Moved to... * config/i386/msformat-c.cc: ...here. * config/i386/winnt-cxx.c: Moved to... * config/i386/winnt-cxx.cc: ...here. * config/i386/winnt-d.c: Moved to... * config/i386/winnt-d.cc: ...here. * config/i386/winnt-stubs.c: Moved to... * config/i386/winnt-stubs.cc: ...here. * config/i386/winnt.c: Moved to... * config/i386/winnt.cc: ...here. * config/i386/x86-tune-sched-atom.c: Moved to... * config/i386/x86-tune-sched-atom.cc: ...here. * config/i386/x86-tune-sched-bd.c: Moved to... * config/i386/x86-tune-sched-bd.cc: ...here. * config/i386/x86-tune-sched-core.c: Moved to... * config/i386/x86-tune-sched-core.cc: ...here. * config/i386/x86-tune-sched.c: Moved to... * config/i386/x86-tune-sched.cc: ...here. * config/ia64/ia64-c.c: Moved to... * config/ia64/ia64-c.cc: ...here. * config/ia64/ia64.c: Moved to... * config/ia64/ia64.cc: ...here. * config/iq2000/iq2000.c: Moved to... * config/iq2000/iq2000.cc: ...here. * config/linux.c: Moved to... * config/linux.cc: ...here. * config/lm32/lm32.c: Moved to... * config/lm32/lm32.cc: ...here. * config/m32c/m32c-pragma.c: Moved to... * config/m32c/m32c-pragma.cc: ...here. * config/m32c/m32c.c: Moved to... * config/m32c/m32c.cc: ...here. * config/m32r/m32r.c: Moved to... * config/m32r/m32r.cc: ...here. * config/m68k/m68k.c: Moved to... * config/m68k/m68k.cc: ...here. * config/mcore/mcore.c: Moved to... * config/mcore/mcore.cc: ...here. * config/microblaze/microblaze-c.c: Moved to... * config/microblaze/microblaze-c.cc: ...here. * config/microblaze/microblaze.c: Moved to... * config/microblaze/microblaze.cc: ...here. * config/mips/driver-native.c: Moved to... * config/mips/driver-native.cc: ...here. * config/mips/frame-header-opt.c: Moved to... * config/mips/frame-header-opt.cc: ...here. * config/mips/mips-d.c: Moved to... * config/mips/mips-d.cc: ...here. * config/mips/mips.c: Moved to... * config/mips/mips.cc: ...here. * config/mmix/mmix.c: Moved to... * config/mmix/mmix.cc: ...here. * config/mn10300/mn10300.c: Moved to... * config/mn10300/mn10300.cc: ...here. * config/moxie/moxie.c: Moved to... * config/moxie/moxie.cc: ...here. * config/msp430/driver-msp430.c: Moved to... * config/msp430/driver-msp430.cc: ...here. * config/msp430/msp430-c.c: Moved to... * config/msp430/msp430-c.cc: ...here. * config/msp430/msp430-devices.c: Moved to... * config/msp430/msp430-devices.cc: ...here. * config/msp430/msp430.c: Moved to... * config/msp430/msp430.cc: ...here. * config/nds32/nds32-cost.c: Moved to... * config/nds32/nds32-cost.cc: ...here. * config/nds32/nds32-fp-as-gp.c: Moved to... * config/nds32/nds32-fp-as-gp.cc: ...here. * config/nds32/nds32-intrinsic.c: Moved to... * config/nds32/nds32-intrinsic.cc: ...here. * config/nds32/nds32-isr.c: Moved to... * config/nds32/nds32-isr.cc: ...here. * config/nds32/nds32-md-auxiliary.c: Moved to... * config/nds32/nds32-md-auxiliary.cc: ...here. * config/nds32/nds32-memory-manipulation.c: Moved to... * config/nds32/nds32-memory-manipulation.cc: ...here. * config/nds32/nds32-pipelines-auxiliary.c: Moved to... * config/nds32/nds32-pipelines-auxiliary.cc: ...here. * config/nds32/nds32-predicates.c: Moved to... * config/nds32/nds32-predicates.cc: ...here. * config/nds32/nds32-relax-opt.c: Moved to... * config/nds32/nds32-relax-opt.cc: ...here. * config/nds32/nds32-utils.c: Moved to... * config/nds32/nds32-utils.cc: ...here. * config/nds32/nds32.c: Moved to... * config/nds32/nds32.cc: ...here. * config/netbsd-d.c: Moved to... * config/netbsd-d.cc: ...here. * config/netbsd.c: Moved to... * config/netbsd.cc: ...here. * config/nios2/nios2.c: Moved to... * config/nios2/nios2.cc: ...here. * config/nvptx/mkoffload.c: Moved to... * config/nvptx/mkoffload.cc: ...here. * config/nvptx/nvptx-c.c: Moved to... * config/nvptx/nvptx-c.cc: ...here. * config/nvptx/nvptx.c: Moved to... * config/nvptx/nvptx.cc: ...here. * config/openbsd-d.c: Moved to... * config/openbsd-d.cc: ...here. * config/or1k/or1k.c: Moved to... * config/or1k/or1k.cc: ...here. * config/pa/pa-d.c: Moved to... * config/pa/pa-d.cc: ...here. * config/pa/pa.c: Moved to... * config/pa/pa.cc: ...here. * config/pdp11/pdp11.c: Moved to... * config/pdp11/pdp11.cc: ...here. * config/pru/pru-passes.c: Moved to... * config/pru/pru-passes.cc: ...here. * config/pru/pru-pragma.c: Moved to... * config/pru/pru-pragma.cc: ...here. * config/pru/pru.c: Moved to... * 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. 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gcc/objcp/ChangeLog: * objcp-decl.c: Moved to... * objcp-decl.cc: ...here. * objcp-lang.c: Moved to... * 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. --- gcc/resource.c | 1314 -------------------------------------------------------- 1 file changed, 1314 deletions(-) delete mode 100644 gcc/resource.c (limited to 'gcc/resource.c') diff --git a/gcc/resource.c b/gcc/resource.c deleted file mode 100644 index de28c40..0000000 --- a/gcc/resource.c +++ /dev/null @@ -1,1314 +0,0 @@ -/* Definitions for computing resource usage of specific insns. - Copyright (C) 1999-2022 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 -. */ - -#include "config.h" -#include "system.h" -#include "coretypes.h" -#include "backend.h" -#include "target.h" -#include "rtl.h" -#include "df.h" -#include "memmodel.h" -#include "tm_p.h" -#include "regs.h" -#include "emit-rtl.h" -#include "resource.h" -#include "insn-attr.h" -#include "function-abi.h" - -/* This structure is used to record liveness information at the targets or - fallthrough insns of branches. We will most likely need the information - at targets again, so save them in a hash table rather than recomputing them - each time. */ - -struct target_info -{ - int uid; /* INSN_UID of target. */ - struct target_info *next; /* Next info for same hash bucket. */ - HARD_REG_SET live_regs; /* Registers live at target. */ - int block; /* Basic block number containing target. */ - int bb_tick; /* Generation count of basic block info. */ -}; - -#define TARGET_HASH_PRIME 257 - -/* Indicates what resources are required at the beginning of the epilogue. */ -static struct resources start_of_epilogue_needs; - -/* Indicates what resources are required at function end. */ -static struct resources end_of_function_needs; - -/* Define the hash table itself. */ -static struct target_info **target_hash_table = NULL; - -/* For each basic block, we maintain a generation number of its basic - block info, which is updated each time we move an insn from the - target of a jump. This is the generation number indexed by block - number. */ - -static int *bb_ticks; - -/* Marks registers possibly live at the current place being scanned by - mark_target_live_regs. Also used by update_live_status. */ - -static HARD_REG_SET current_live_regs; - -/* Marks registers for which we have seen a REG_DEAD note but no assignment. - Also only used by the next two functions. */ - -static HARD_REG_SET pending_dead_regs; - -static void update_live_status (rtx, const_rtx, void *); -static int find_basic_block (rtx_insn *, int); -static rtx_insn *next_insn_no_annul (rtx_insn *); -static rtx_insn *find_dead_or_set_registers (rtx_insn *, struct resources*, - rtx *, int, struct resources, - struct resources); - -/* Utility function called from mark_target_live_regs via note_stores. - It deadens any CLOBBERed registers and livens any SET registers. */ - -static void -update_live_status (rtx dest, const_rtx x, void *data ATTRIBUTE_UNUSED) -{ - int first_regno, last_regno; - int i; - - if (!REG_P (dest) - && (GET_CODE (dest) != SUBREG || !REG_P (SUBREG_REG (dest)))) - return; - - if (GET_CODE (dest) == SUBREG) - { - first_regno = subreg_regno (dest); - last_regno = first_regno + subreg_nregs (dest); - - } - else - { - first_regno = REGNO (dest); - last_regno = END_REGNO (dest); - } - - if (GET_CODE (x) == CLOBBER) - for (i = first_regno; i < last_regno; i++) - CLEAR_HARD_REG_BIT (current_live_regs, i); - else - for (i = first_regno; i < last_regno; i++) - { - SET_HARD_REG_BIT (current_live_regs, i); - CLEAR_HARD_REG_BIT (pending_dead_regs, i); - } -} - -/* Find the number of the basic block with correct live register - information that starts closest to INSN. Return -1 if we couldn't - find such a basic block or the beginning is more than - SEARCH_LIMIT instructions before INSN. Use SEARCH_LIMIT = -1 for - an unlimited search. - - The delay slot filling code destroys the control-flow graph so, - instead of finding the basic block containing INSN, we search - backwards toward a BARRIER where the live register information is - correct. */ - -static int -find_basic_block (rtx_insn *insn, int search_limit) -{ - /* Scan backwards to the previous BARRIER. Then see if we can find a - label that starts a basic block. Return the basic block number. */ - for (insn = prev_nonnote_insn (insn); - insn && !BARRIER_P (insn) && search_limit != 0; - insn = prev_nonnote_insn (insn), --search_limit) - ; - - /* The closest BARRIER is too far away. */ - if (search_limit == 0) - return -1; - - /* The start of the function. */ - else if (insn == 0) - return ENTRY_BLOCK_PTR_FOR_FN (cfun)->next_bb->index; - - /* See if any of the upcoming CODE_LABELs start a basic block. If we reach - anything other than a CODE_LABEL or note, we can't find this code. */ - for (insn = next_nonnote_insn (insn); - insn && LABEL_P (insn); - insn = next_nonnote_insn (insn)) - if (BLOCK_FOR_INSN (insn)) - return BLOCK_FOR_INSN (insn)->index; - - return -1; -} - -/* Similar to next_insn, but ignores insns in the delay slots of - an annulled branch. */ - -static rtx_insn * -next_insn_no_annul (rtx_insn *insn) -{ - if (insn) - { - /* If INSN is an annulled branch, skip any insns from the target - of the branch. */ - if (JUMP_P (insn) - && INSN_ANNULLED_BRANCH_P (insn) - && NEXT_INSN (PREV_INSN (insn)) != insn) - { - rtx_insn *next = NEXT_INSN (insn); - - while ((NONJUMP_INSN_P (next) || JUMP_P (next) || CALL_P (next)) - && INSN_FROM_TARGET_P (next)) - { - insn = next; - next = NEXT_INSN (insn); - } - } - - insn = NEXT_INSN (insn); - if (insn && NONJUMP_INSN_P (insn) - && GET_CODE (PATTERN (insn)) == SEQUENCE) - insn = as_a (PATTERN (insn))->insn (0); - } - - return insn; -} - -/* Given X, some rtl, and RES, a pointer to a `struct resource', mark - which resources are referenced by the insn. If INCLUDE_DELAYED_EFFECTS - is TRUE, resources used by the called routine will be included for - CALL_INSNs. */ - -void -mark_referenced_resources (rtx x, struct resources *res, - bool include_delayed_effects) -{ - enum rtx_code code = GET_CODE (x); - int i, j; - unsigned int r; - const char *format_ptr; - - /* Handle leaf items for which we set resource flags. Also, special-case - CALL, SET and CLOBBER operators. */ - switch (code) - { - case CONST: - CASE_CONST_ANY: - case PC: - case SYMBOL_REF: - case LABEL_REF: - case DEBUG_INSN: - return; - - case SUBREG: - if (!REG_P (SUBREG_REG (x))) - mark_referenced_resources (SUBREG_REG (x), res, false); - else - { - unsigned int regno = subreg_regno (x); - unsigned int last_regno = regno + subreg_nregs (x); - - gcc_assert (last_regno <= FIRST_PSEUDO_REGISTER); - for (r = regno; r < last_regno; r++) - SET_HARD_REG_BIT (res->regs, r); - } - return; - - case REG: - gcc_assert (HARD_REGISTER_P (x)); - add_to_hard_reg_set (&res->regs, GET_MODE (x), REGNO (x)); - return; - - case MEM: - /* If this memory shouldn't change, it really isn't referencing - memory. */ - if (! MEM_READONLY_P (x)) - res->memory = 1; - res->volatil |= MEM_VOLATILE_P (x); - - /* Mark registers used to access memory. */ - mark_referenced_resources (XEXP (x, 0), res, false); - return; - - case UNSPEC_VOLATILE: - case TRAP_IF: - case ASM_INPUT: - /* Traditional asm's are always volatile. */ - res->volatil = 1; - break; - - case ASM_OPERANDS: - res->volatil |= MEM_VOLATILE_P (x); - - /* For all ASM_OPERANDS, we must traverse the vector of input operands. - We cannot just fall through here since then we would be confused - by the ASM_INPUT rtx inside ASM_OPERANDS, which do not indicate - traditional asms unlike their normal usage. */ - - for (i = 0; i < ASM_OPERANDS_INPUT_LENGTH (x); i++) - mark_referenced_resources (ASM_OPERANDS_INPUT (x, i), res, false); - return; - - case CALL: - /* The first operand will be a (MEM (xxx)) but doesn't really reference - memory. The second operand may be referenced, though. */ - mark_referenced_resources (XEXP (XEXP (x, 0), 0), res, false); - mark_referenced_resources (XEXP (x, 1), res, false); - return; - - case SET: - /* Usually, the first operand of SET is set, not referenced. But - registers used to access memory are referenced. SET_DEST is - also referenced if it is a ZERO_EXTRACT. */ - - mark_referenced_resources (SET_SRC (x), res, false); - - x = SET_DEST (x); - if (GET_CODE (x) == ZERO_EXTRACT - || GET_CODE (x) == STRICT_LOW_PART) - mark_referenced_resources (x, res, false); - else if (GET_CODE (x) == SUBREG) - x = SUBREG_REG (x); - if (MEM_P (x)) - mark_referenced_resources (XEXP (x, 0), res, false); - return; - - case CLOBBER: - return; - - case CALL_INSN: - if (include_delayed_effects) - { - /* A CALL references memory, the frame pointer if it exists, the - stack pointer, any global registers and any registers given in - USE insns immediately in front of the CALL. - - However, we may have moved some of the parameter loading insns - into the delay slot of this CALL. If so, the USE's for them - don't count and should be skipped. */ - rtx_insn *insn = PREV_INSN (as_a (x)); - rtx_sequence *sequence = 0; - int seq_size = 0; - int i; - - /* If we are part of a delay slot sequence, point at the SEQUENCE. */ - if (NEXT_INSN (insn) != x) - { - sequence = as_a (PATTERN (NEXT_INSN (insn))); - seq_size = sequence->len (); - gcc_assert (GET_CODE (sequence) == SEQUENCE); - } - - res->memory = 1; - SET_HARD_REG_BIT (res->regs, STACK_POINTER_REGNUM); - if (frame_pointer_needed) - { - SET_HARD_REG_BIT (res->regs, FRAME_POINTER_REGNUM); - if (!HARD_FRAME_POINTER_IS_FRAME_POINTER) - SET_HARD_REG_BIT (res->regs, HARD_FRAME_POINTER_REGNUM); - } - - for (i = 0; i < FIRST_PSEUDO_REGISTER; i++) - if (global_regs[i]) - SET_HARD_REG_BIT (res->regs, i); - - /* Check for a REG_SETJMP. If it exists, then we must - assume that this call can need any register. - - This is done to be more conservative about how we handle setjmp. - We assume that they both use and set all registers. Using all - registers ensures that a register will not be considered dead - just because it crosses a setjmp call. A register should be - considered dead only if the setjmp call returns nonzero. */ - if (find_reg_note (x, REG_SETJMP, NULL)) - SET_HARD_REG_SET (res->regs); - - { - rtx link; - - for (link = CALL_INSN_FUNCTION_USAGE (x); - link; - link = XEXP (link, 1)) - if (GET_CODE (XEXP (link, 0)) == USE) - { - for (i = 1; i < seq_size; i++) - { - rtx slot_pat = PATTERN (sequence->element (i)); - if (GET_CODE (slot_pat) == SET - && rtx_equal_p (SET_DEST (slot_pat), - XEXP (XEXP (link, 0), 0))) - break; - } - if (i >= seq_size) - mark_referenced_resources (XEXP (XEXP (link, 0), 0), - res, false); - } - } - } - - /* ... fall through to other INSN processing ... */ - gcc_fallthrough (); - - case INSN: - case JUMP_INSN: - - if (GET_CODE (PATTERN (x)) == COND_EXEC) - /* In addition to the usual references, also consider all outputs - as referenced, to compensate for mark_set_resources treating - them as killed. This is similar to ZERO_EXTRACT / STRICT_LOW_PART - handling, execpt that we got a partial incidence instead of a partial - width. */ - mark_set_resources (x, res, 0, - include_delayed_effects - ? MARK_SRC_DEST_CALL : MARK_SRC_DEST); - - if (! include_delayed_effects - && INSN_REFERENCES_ARE_DELAYED (as_a (x))) - return; - - /* No special processing, just speed up. */ - mark_referenced_resources (PATTERN (x), res, include_delayed_effects); - return; - - default: - break; - } - - /* Process each sub-expression and flag what it needs. */ - format_ptr = GET_RTX_FORMAT (code); - for (i = 0; i < GET_RTX_LENGTH (code); i++) - switch (*format_ptr++) - { - case 'e': - mark_referenced_resources (XEXP (x, i), res, include_delayed_effects); - break; - - case 'E': - for (j = 0; j < XVECLEN (x, i); j++) - mark_referenced_resources (XVECEXP (x, i, j), res, - include_delayed_effects); - break; - } -} - -/* A subroutine of mark_target_live_regs. Search forward from TARGET - looking for registers that are set before they are used. These are dead. - Stop after passing a few conditional jumps, and/or a small - number of unconditional branches. */ - -static rtx_insn * -find_dead_or_set_registers (rtx_insn *target, struct resources *res, - rtx *jump_target, int jump_count, - struct resources set, struct resources needed) -{ - HARD_REG_SET scratch; - rtx_insn *insn; - rtx_insn *next_insn; - rtx_insn *jump_insn = 0; - int i; - - for (insn = target; insn; insn = next_insn) - { - rtx_insn *this_insn = insn; - - next_insn = NEXT_INSN (insn); - - /* If this instruction can throw an exception, then we don't - know where we might end up next. That means that we have to - assume that whatever we have already marked as live really is - live. */ - if (can_throw_internal (insn)) - break; - - switch (GET_CODE (insn)) - { - case CODE_LABEL: - /* After a label, any pending dead registers that weren't yet - used can be made dead. */ - pending_dead_regs &= ~needed.regs; - res->regs &= ~pending_dead_regs; - CLEAR_HARD_REG_SET (pending_dead_regs); - - continue; - - case BARRIER: - case NOTE: - case DEBUG_INSN: - continue; - - case INSN: - if (GET_CODE (PATTERN (insn)) == USE) - { - /* If INSN is a USE made by update_block, we care about the - underlying insn. Any registers set by the underlying insn - are live since the insn is being done somewhere else. */ - if (INSN_P (XEXP (PATTERN (insn), 0))) - mark_set_resources (XEXP (PATTERN (insn), 0), res, 0, - MARK_SRC_DEST_CALL); - - /* All other USE insns are to be ignored. */ - continue; - } - else if (GET_CODE (PATTERN (insn)) == CLOBBER) - continue; - else if (rtx_sequence *seq = - dyn_cast (PATTERN (insn))) - { - /* An unconditional jump can be used to fill the delay slot - of a call, so search for a JUMP_INSN in any position. */ - for (i = 0; i < seq->len (); i++) - { - this_insn = seq->insn (i); - if (JUMP_P (this_insn)) - break; - } - } - - default: - break; - } - - if (rtx_jump_insn *this_jump_insn = - dyn_cast (this_insn)) - { - if (jump_count++ < 10) - { - if (any_uncondjump_p (this_jump_insn) - || ANY_RETURN_P (PATTERN (this_jump_insn))) - { - rtx lab_or_return = this_jump_insn->jump_label (); - if (ANY_RETURN_P (lab_or_return)) - next_insn = NULL; - else - next_insn = as_a (lab_or_return); - if (jump_insn == 0) - { - jump_insn = insn; - if (jump_target) - *jump_target = JUMP_LABEL (this_jump_insn); - } - } - else if (any_condjump_p (this_jump_insn)) - { - struct resources target_set, target_res; - struct resources fallthrough_res; - - /* We can handle conditional branches here by following - both paths, and then IOR the results of the two paths - together, which will give us registers that are dead - on both paths. Since this is expensive, we give it - a much higher cost than unconditional branches. The - cost was chosen so that we will follow at most 1 - conditional branch. */ - - jump_count += 4; - if (jump_count >= 10) - break; - - mark_referenced_resources (insn, &needed, true); - - /* For an annulled branch, mark_set_resources ignores slots - filled by instructions from the target. This is correct - if the branch is not taken. Since we are following both - paths from the branch, we must also compute correct info - if the branch is taken. We do this by inverting all of - the INSN_FROM_TARGET_P bits, calling mark_set_resources, - and then inverting the INSN_FROM_TARGET_P bits again. */ - - if (GET_CODE (PATTERN (insn)) == SEQUENCE - && INSN_ANNULLED_BRANCH_P (this_jump_insn)) - { - rtx_sequence *seq = as_a (PATTERN (insn)); - for (i = 1; i < seq->len (); i++) - INSN_FROM_TARGET_P (seq->element (i)) - = ! INSN_FROM_TARGET_P (seq->element (i)); - - target_set = set; - mark_set_resources (insn, &target_set, 0, - MARK_SRC_DEST_CALL); - - for (i = 1; i < seq->len (); i++) - INSN_FROM_TARGET_P (seq->element (i)) - = ! INSN_FROM_TARGET_P (seq->element (i)); - - mark_set_resources (insn, &set, 0, MARK_SRC_DEST_CALL); - } - else - { - mark_set_resources (insn, &set, 0, MARK_SRC_DEST_CALL); - target_set = set; - } - - target_res = *res; - scratch = target_set.regs & ~needed.regs; - target_res.regs &= ~scratch; - - fallthrough_res = *res; - scratch = set.regs & ~needed.regs; - fallthrough_res.regs &= ~scratch; - - if (!ANY_RETURN_P (this_jump_insn->jump_label ())) - find_dead_or_set_registers - (this_jump_insn->jump_target (), - &target_res, 0, jump_count, target_set, needed); - find_dead_or_set_registers (next_insn, - &fallthrough_res, 0, jump_count, - set, needed); - fallthrough_res.regs |= target_res.regs; - res->regs &= fallthrough_res.regs; - break; - } - else - break; - } - else - { - /* Don't try this optimization if we expired our jump count - above, since that would mean there may be an infinite loop - in the function being compiled. */ - jump_insn = 0; - break; - } - } - - mark_referenced_resources (insn, &needed, true); - mark_set_resources (insn, &set, 0, MARK_SRC_DEST_CALL); - - scratch = set.regs & ~needed.regs; - res->regs &= ~scratch; - } - - return jump_insn; -} - -/* Given X, a part of an insn, and a pointer to a `struct resource', - RES, indicate which resources are modified by the insn. If - MARK_TYPE is MARK_SRC_DEST_CALL, also mark resources potentially - set by the called routine. - - If IN_DEST is nonzero, it means we are inside a SET. Otherwise, - objects are being referenced instead of set. */ - -void -mark_set_resources (rtx x, struct resources *res, int in_dest, - enum mark_resource_type mark_type) -{ - enum rtx_code code; - int i, j; - unsigned int r; - const char *format_ptr; - - restart: - - code = GET_CODE (x); - - switch (code) - { - case NOTE: - case BARRIER: - case CODE_LABEL: - case USE: - CASE_CONST_ANY: - case LABEL_REF: - case SYMBOL_REF: - case CONST: - case PC: - case DEBUG_INSN: - /* These don't set any resources. */ - return; - - case CALL_INSN: - /* Called routine modifies the condition code, memory, any registers - that aren't saved across calls, global registers and anything - explicitly CLOBBERed immediately after the CALL_INSN. */ - - if (mark_type == MARK_SRC_DEST_CALL) - { - rtx_call_insn *call_insn = as_a (x); - rtx link; - - res->cc = res->memory = 1; - - res->regs |= insn_callee_abi (call_insn).full_reg_clobbers (); - - for (link = CALL_INSN_FUNCTION_USAGE (call_insn); - link; link = XEXP (link, 1)) - if (GET_CODE (XEXP (link, 0)) == CLOBBER) - mark_set_resources (SET_DEST (XEXP (link, 0)), res, 1, - MARK_SRC_DEST); - - /* Check for a REG_SETJMP. If it exists, then we must - assume that this call can clobber any register. */ - if (find_reg_note (call_insn, REG_SETJMP, NULL)) - SET_HARD_REG_SET (res->regs); - } - - /* ... and also what its RTL says it modifies, if anything. */ - gcc_fallthrough (); - - case JUMP_INSN: - case INSN: - - /* An insn consisting of just a CLOBBER (or USE) is just for flow - and doesn't actually do anything, so we ignore it. */ - - if (mark_type != MARK_SRC_DEST_CALL - && INSN_SETS_ARE_DELAYED (as_a (x))) - return; - - x = PATTERN (x); - if (GET_CODE (x) != USE && GET_CODE (x) != CLOBBER) - goto restart; - return; - - case SET: - /* If the source of a SET is a CALL, this is actually done by - the called routine. So only include it if we are to include the - effects of the calling routine. */ - - mark_set_resources (SET_DEST (x), res, - (mark_type == MARK_SRC_DEST_CALL - || GET_CODE (SET_SRC (x)) != CALL), - mark_type); - - mark_set_resources (SET_SRC (x), res, 0, MARK_SRC_DEST); - return; - - case CLOBBER: - mark_set_resources (XEXP (x, 0), res, 1, MARK_SRC_DEST); - return; - - case SEQUENCE: - { - rtx_sequence *seq = as_a (x); - rtx control = seq->element (0); - bool annul_p = JUMP_P (control) && INSN_ANNULLED_BRANCH_P (control); - - mark_set_resources (control, res, 0, mark_type); - for (i = seq->len () - 1; i >= 0; --i) - { - rtx elt = seq->element (i); - if (!annul_p && INSN_FROM_TARGET_P (elt)) - mark_set_resources (elt, res, 0, mark_type); - } - } - return; - - case POST_INC: - case PRE_INC: - case POST_DEC: - case PRE_DEC: - mark_set_resources (XEXP (x, 0), res, 1, MARK_SRC_DEST); - return; - - case PRE_MODIFY: - case POST_MODIFY: - mark_set_resources (XEXP (x, 0), res, 1, MARK_SRC_DEST); - mark_set_resources (XEXP (XEXP (x, 1), 0), res, 0, MARK_SRC_DEST); - mark_set_resources (XEXP (XEXP (x, 1), 1), res, 0, MARK_SRC_DEST); - return; - - case SIGN_EXTRACT: - case ZERO_EXTRACT: - mark_set_resources (XEXP (x, 0), res, in_dest, MARK_SRC_DEST); - mark_set_resources (XEXP (x, 1), res, 0, MARK_SRC_DEST); - mark_set_resources (XEXP (x, 2), res, 0, MARK_SRC_DEST); - return; - - case MEM: - if (in_dest) - { - res->memory = 1; - res->volatil |= MEM_VOLATILE_P (x); - } - - mark_set_resources (XEXP (x, 0), res, 0, MARK_SRC_DEST); - return; - - case SUBREG: - if (in_dest) - { - if (!REG_P (SUBREG_REG (x))) - mark_set_resources (SUBREG_REG (x), res, in_dest, mark_type); - else - { - unsigned int regno = subreg_regno (x); - unsigned int last_regno = regno + subreg_nregs (x); - - gcc_assert (last_regno <= FIRST_PSEUDO_REGISTER); - for (r = regno; r < last_regno; r++) - SET_HARD_REG_BIT (res->regs, r); - } - } - return; - - case REG: - if (in_dest) - { - gcc_assert (HARD_REGISTER_P (x)); - add_to_hard_reg_set (&res->regs, GET_MODE (x), REGNO (x)); - } - return; - - case UNSPEC_VOLATILE: - case ASM_INPUT: - /* Traditional asm's are always volatile. */ - res->volatil = 1; - return; - - case TRAP_IF: - res->volatil = 1; - break; - - case ASM_OPERANDS: - res->volatil |= MEM_VOLATILE_P (x); - - /* For all ASM_OPERANDS, we must traverse the vector of input operands. - We cannot just fall through here since then we would be confused - by the ASM_INPUT rtx inside ASM_OPERANDS, which do not indicate - traditional asms unlike their normal usage. */ - - for (i = 0; i < ASM_OPERANDS_INPUT_LENGTH (x); i++) - mark_set_resources (ASM_OPERANDS_INPUT (x, i), res, in_dest, - MARK_SRC_DEST); - return; - - default: - break; - } - - /* Process each sub-expression and flag what it needs. */ - format_ptr = GET_RTX_FORMAT (code); - for (i = 0; i < GET_RTX_LENGTH (code); i++) - switch (*format_ptr++) - { - case 'e': - mark_set_resources (XEXP (x, i), res, in_dest, mark_type); - break; - - case 'E': - for (j = 0; j < XVECLEN (x, i); j++) - mark_set_resources (XVECEXP (x, i, j), res, in_dest, mark_type); - break; - } -} - -/* Return TRUE if INSN is a return, possibly with a filled delay slot. */ - -static bool -return_insn_p (const_rtx insn) -{ - if (JUMP_P (insn) && ANY_RETURN_P (PATTERN (insn))) - return true; - - if (NONJUMP_INSN_P (insn) && GET_CODE (PATTERN (insn)) == SEQUENCE) - return return_insn_p (XVECEXP (PATTERN (insn), 0, 0)); - - return false; -} - -/* Set the resources that are live at TARGET. - - If TARGET is zero, we refer to the end of the current function and can - return our precomputed value. - - Otherwise, we try to find out what is live by consulting the basic block - information. This is tricky, because we must consider the actions of - reload and jump optimization, which occur after the basic block information - has been computed. - - Accordingly, we proceed as follows:: - - We find the previous BARRIER and look at all immediately following labels - (with no intervening active insns) to see if any of them start a basic - block. If we hit the start of the function first, we use block 0. - - Once we have found a basic block and a corresponding first insn, we can - accurately compute the live status (by starting at a label following a - BARRIER, we are immune to actions taken by reload and jump.) Then we - scan all insns between that point and our target. For each CLOBBER (or - for call-clobbered regs when we pass a CALL_INSN), mark the appropriate - registers are dead. For a SET, mark them as live. - - We have to be careful when using REG_DEAD notes because they are not - updated by such things as find_equiv_reg. So keep track of registers - marked as dead that haven't been assigned to, and mark them dead at the - next CODE_LABEL since reload and jump won't propagate values across labels. - - If we cannot find the start of a basic block (should be a very rare - case, if it can happen at all), mark everything as potentially live. - - Next, scan forward from TARGET looking for things set or clobbered - before they are used. These are not live. - - Because we can be called many times on the same target, save our results - in a hash table indexed by INSN_UID. This is only done if the function - init_resource_info () was invoked before we are called. */ - -void -mark_target_live_regs (rtx_insn *insns, rtx target_maybe_return, struct resources *res) -{ - int b = -1; - unsigned int i; - struct target_info *tinfo = NULL; - rtx_insn *insn; - rtx jump_target; - HARD_REG_SET scratch; - struct resources set, needed; - - /* Handle end of function. */ - if (target_maybe_return == 0 || ANY_RETURN_P (target_maybe_return)) - { - *res = end_of_function_needs; - return; - } - - /* We've handled the case of RETURN/SIMPLE_RETURN; we should now have an - instruction. */ - rtx_insn *target = as_a (target_maybe_return); - - /* Handle return insn. */ - if (return_insn_p (target)) - { - *res = end_of_function_needs; - mark_referenced_resources (target, res, false); - return; - } - - /* We have to assume memory is needed, but the CC isn't. */ - res->memory = 1; - res->volatil = 0; - res->cc = 0; - - /* See if we have computed this value already. */ - if (target_hash_table != NULL) - { - for (tinfo = target_hash_table[INSN_UID (target) % TARGET_HASH_PRIME]; - tinfo; tinfo = tinfo->next) - if (tinfo->uid == INSN_UID (target)) - break; - - /* Start by getting the basic block number. If we have saved - information, we can get it from there unless the insn at the - start of the basic block has been deleted. */ - if (tinfo && tinfo->block != -1 - && ! BB_HEAD (BASIC_BLOCK_FOR_FN (cfun, tinfo->block))->deleted ()) - b = tinfo->block; - } - - if (b == -1) - b = find_basic_block (target, param_max_delay_slot_live_search); - - if (target_hash_table != NULL) - { - if (tinfo) - { - /* If the information is up-to-date, use it. Otherwise, we will - update it below. */ - if (b == tinfo->block && b != -1 && tinfo->bb_tick == bb_ticks[b]) - { - res->regs = tinfo->live_regs; - return; - } - } - else - { - /* Allocate a place to put our results and chain it into the - hash table. */ - tinfo = XNEW (struct target_info); - tinfo->uid = INSN_UID (target); - tinfo->block = b; - tinfo->next - = target_hash_table[INSN_UID (target) % TARGET_HASH_PRIME]; - target_hash_table[INSN_UID (target) % TARGET_HASH_PRIME] = tinfo; - } - } - - CLEAR_HARD_REG_SET (pending_dead_regs); - - /* If we found a basic block, get the live registers from it and update - them with anything set or killed between its start and the insn before - TARGET; this custom life analysis is really about registers so we need - to use the LR problem. Otherwise, we must assume everything is live. */ - if (b != -1) - { - regset regs_live = DF_LR_IN (BASIC_BLOCK_FOR_FN (cfun, b)); - rtx_insn *start_insn, *stop_insn; - df_ref def; - - /* Compute hard regs live at start of block. */ - REG_SET_TO_HARD_REG_SET (current_live_regs, regs_live); - FOR_EACH_ARTIFICIAL_DEF (def, b) - if (DF_REF_FLAGS (def) & DF_REF_AT_TOP) - SET_HARD_REG_BIT (current_live_regs, DF_REF_REGNO (def)); - - /* Get starting and ending insn, handling the case where each might - be a SEQUENCE. */ - start_insn = (b == ENTRY_BLOCK_PTR_FOR_FN (cfun)->next_bb->index ? - insns : BB_HEAD (BASIC_BLOCK_FOR_FN (cfun, b))); - stop_insn = target; - - if (NONJUMP_INSN_P (start_insn) - && GET_CODE (PATTERN (start_insn)) == SEQUENCE) - start_insn = as_a (PATTERN (start_insn))->insn (0); - - if (NONJUMP_INSN_P (stop_insn) - && GET_CODE (PATTERN (stop_insn)) == SEQUENCE) - stop_insn = next_insn (PREV_INSN (stop_insn)); - - for (insn = start_insn; insn != stop_insn; - insn = next_insn_no_annul (insn)) - { - rtx link; - rtx_insn *real_insn = insn; - enum rtx_code code = GET_CODE (insn); - - if (DEBUG_INSN_P (insn)) - continue; - - /* If this insn is from the target of a branch, it isn't going to - be used in the sequel. If it is used in both cases, this - test will not be true. */ - if ((code == INSN || code == JUMP_INSN || code == CALL_INSN) - && INSN_FROM_TARGET_P (insn)) - continue; - - /* If this insn is a USE made by update_block, we care about the - underlying insn. */ - if (code == INSN - && GET_CODE (PATTERN (insn)) == USE - && INSN_P (XEXP (PATTERN (insn), 0))) - real_insn = as_a (XEXP (PATTERN (insn), 0)); - - if (CALL_P (real_insn)) - { - /* Values in call-clobbered registers survive a COND_EXEC CALL - if that is not executed; this matters for resoure use because - they may be used by a complementarily (or more strictly) - predicated instruction, or if the CALL is NORETURN. */ - if (GET_CODE (PATTERN (real_insn)) != COND_EXEC) - { - HARD_REG_SET regs_invalidated_by_this_call - = insn_callee_abi (real_insn).full_reg_clobbers (); - /* CALL clobbers all call-used regs that aren't fixed except - sp, ap, and fp. Do this before setting the result of the - call live. */ - current_live_regs &= ~regs_invalidated_by_this_call; - } - - /* A CALL_INSN sets any global register live, since it may - have been modified by the call. */ - for (i = 0; i < FIRST_PSEUDO_REGISTER; i++) - if (global_regs[i]) - SET_HARD_REG_BIT (current_live_regs, i); - } - - /* Mark anything killed in an insn to be deadened at the next - label. Ignore USE insns; the only REG_DEAD notes will be for - parameters. But they might be early. A CALL_INSN will usually - clobber registers used for parameters. It isn't worth bothering - with the unlikely case when it won't. */ - if ((NONJUMP_INSN_P (real_insn) - && GET_CODE (PATTERN (real_insn)) != USE - && GET_CODE (PATTERN (real_insn)) != CLOBBER) - || JUMP_P (real_insn) - || CALL_P (real_insn)) - { - for (link = REG_NOTES (real_insn); link; link = XEXP (link, 1)) - if (REG_NOTE_KIND (link) == REG_DEAD - && REG_P (XEXP (link, 0)) - && REGNO (XEXP (link, 0)) < FIRST_PSEUDO_REGISTER) - add_to_hard_reg_set (&pending_dead_regs, - GET_MODE (XEXP (link, 0)), - REGNO (XEXP (link, 0))); - - note_stores (real_insn, update_live_status, NULL); - - /* If any registers were unused after this insn, kill them. - These notes will always be accurate. */ - for (link = REG_NOTES (real_insn); link; link = XEXP (link, 1)) - if (REG_NOTE_KIND (link) == REG_UNUSED - && REG_P (XEXP (link, 0)) - && REGNO (XEXP (link, 0)) < FIRST_PSEUDO_REGISTER) - remove_from_hard_reg_set (¤t_live_regs, - GET_MODE (XEXP (link, 0)), - REGNO (XEXP (link, 0))); - } - - else if (LABEL_P (real_insn)) - { - basic_block bb; - - /* A label clobbers the pending dead registers since neither - reload nor jump will propagate a value across a label. */ - current_live_regs &= ~pending_dead_regs; - CLEAR_HARD_REG_SET (pending_dead_regs); - - /* We must conservatively assume that all registers that used - to be live here still are. The fallthrough edge may have - left a live register uninitialized. */ - bb = BLOCK_FOR_INSN (real_insn); - if (bb) - { - HARD_REG_SET extra_live; - - REG_SET_TO_HARD_REG_SET (extra_live, DF_LR_IN (bb)); - current_live_regs |= extra_live; - } - } - - /* The beginning of the epilogue corresponds to the end of the - RTL chain when there are no epilogue insns. Certain resources - are implicitly required at that point. */ - else if (NOTE_P (real_insn) - && NOTE_KIND (real_insn) == NOTE_INSN_EPILOGUE_BEG) - current_live_regs |= start_of_epilogue_needs.regs; - } - - res->regs = current_live_regs; - if (tinfo != NULL) - { - tinfo->block = b; - tinfo->bb_tick = bb_ticks[b]; - } - } - else - /* We didn't find the start of a basic block. Assume everything - in use. This should happen only extremely rarely. */ - SET_HARD_REG_SET (res->regs); - - CLEAR_RESOURCE (&set); - CLEAR_RESOURCE (&needed); - - rtx_insn *jump_insn = find_dead_or_set_registers (target, res, &jump_target, - 0, set, needed); - - /* If we hit an unconditional branch, we have another way of finding out - what is live: we can see what is live at the branch target and include - anything used but not set before the branch. We add the live - resources found using the test below to those found until now. */ - - if (jump_insn) - { - struct resources new_resources; - rtx_insn *stop_insn = next_active_insn (jump_insn); - - if (!ANY_RETURN_P (jump_target)) - jump_target = next_active_insn (as_a (jump_target)); - mark_target_live_regs (insns, jump_target, &new_resources); - CLEAR_RESOURCE (&set); - CLEAR_RESOURCE (&needed); - - /* Include JUMP_INSN in the needed registers. */ - for (insn = target; insn != stop_insn; insn = next_active_insn (insn)) - { - mark_referenced_resources (insn, &needed, true); - - scratch = needed.regs & ~set.regs; - new_resources.regs |= scratch; - - mark_set_resources (insn, &set, 0, MARK_SRC_DEST_CALL); - } - - res->regs |= new_resources.regs; - } - - if (tinfo != NULL) - tinfo->live_regs = res->regs; -} - -/* Initialize the resources required by mark_target_live_regs (). - This should be invoked before the first call to mark_target_live_regs. */ - -void -init_resource_info (rtx_insn *epilogue_insn) -{ - int i; - basic_block bb; - - /* Indicate what resources are required to be valid at the end of the current - function. The condition code never is and memory always is. - The stack pointer is needed unless EXIT_IGNORE_STACK is true - and there is an epilogue that restores the original stack pointer - from the frame pointer. Registers used to return the function value - are needed. Registers holding global variables are needed. */ - - end_of_function_needs.cc = 0; - end_of_function_needs.memory = 1; - CLEAR_HARD_REG_SET (end_of_function_needs.regs); - - if (frame_pointer_needed) - { - SET_HARD_REG_BIT (end_of_function_needs.regs, FRAME_POINTER_REGNUM); - if (!HARD_FRAME_POINTER_IS_FRAME_POINTER) - SET_HARD_REG_BIT (end_of_function_needs.regs, - HARD_FRAME_POINTER_REGNUM); - } - if (!(frame_pointer_needed - && EXIT_IGNORE_STACK - && epilogue_insn - && !crtl->sp_is_unchanging)) - SET_HARD_REG_BIT (end_of_function_needs.regs, STACK_POINTER_REGNUM); - - if (crtl->return_rtx != 0) - mark_referenced_resources (crtl->return_rtx, - &end_of_function_needs, true); - - for (i = 0; i < FIRST_PSEUDO_REGISTER; i++) - if (global_regs[i] || df_epilogue_uses_p (i)) - SET_HARD_REG_BIT (end_of_function_needs.regs, i); - - /* The registers required to be live at the end of the function are - represented in the flow information as being dead just prior to - reaching the end of the function. For example, the return of a value - might be represented by a USE of the return register immediately - followed by an unconditional jump to the return label where the - return label is the end of the RTL chain. The end of the RTL chain - is then taken to mean that the return register is live. - - This sequence is no longer maintained when epilogue instructions are - added to the RTL chain. To reconstruct the original meaning, the - start of the epilogue (NOTE_INSN_EPILOGUE_BEG) is regarded as the - point where these registers become live (start_of_epilogue_needs). - If epilogue instructions are present, the registers set by those - instructions won't have been processed by flow. Thus, those - registers are additionally required at the end of the RTL chain - (end_of_function_needs). */ - - start_of_epilogue_needs = end_of_function_needs; - - while ((epilogue_insn = next_nonnote_insn (epilogue_insn))) - { - mark_set_resources (epilogue_insn, &end_of_function_needs, 0, - MARK_SRC_DEST_CALL); - if (return_insn_p (epilogue_insn)) - break; - } - - /* Filter-out the flags register from those additionally required - registers. */ - if (targetm.flags_regnum != INVALID_REGNUM) - CLEAR_HARD_REG_BIT (end_of_function_needs.regs, targetm.flags_regnum); - - /* Allocate and initialize the tables used by mark_target_live_regs. */ - target_hash_table = XCNEWVEC (struct target_info *, TARGET_HASH_PRIME); - bb_ticks = XCNEWVEC (int, last_basic_block_for_fn (cfun)); - - /* Set the BLOCK_FOR_INSN of each label that starts a basic block. */ - FOR_EACH_BB_FN (bb, cfun) - if (LABEL_P (BB_HEAD (bb))) - BLOCK_FOR_INSN (BB_HEAD (bb)) = bb; -} - -/* Free up the resources allocated to mark_target_live_regs (). This - should be invoked after the last call to mark_target_live_regs (). */ - -void -free_resource_info (void) -{ - basic_block bb; - - if (target_hash_table != NULL) - { - int i; - - for (i = 0; i < TARGET_HASH_PRIME; ++i) - { - struct target_info *ti = target_hash_table[i]; - - while (ti) - { - struct target_info *next = ti->next; - free (ti); - ti = next; - } - } - - free (target_hash_table); - target_hash_table = NULL; - } - - if (bb_ticks != NULL) - { - free (bb_ticks); - bb_ticks = NULL; - } - - FOR_EACH_BB_FN (bb, cfun) - if (LABEL_P (BB_HEAD (bb))) - BLOCK_FOR_INSN (BB_HEAD (bb)) = NULL; -} - -/* Clear any hashed information that we have stored for INSN. */ - -void -clear_hashed_info_for_insn (rtx_insn *insn) -{ - struct target_info *tinfo; - - if (target_hash_table != NULL) - { - for (tinfo = target_hash_table[INSN_UID (insn) % TARGET_HASH_PRIME]; - tinfo; tinfo = tinfo->next) - if (tinfo->uid == INSN_UID (insn)) - break; - - if (tinfo) - tinfo->block = -1; - } -} - -/* Clear any hashed information that we have stored for instructions - between INSN and the next BARRIER that follow a JUMP or a LABEL. */ - -void -clear_hashed_info_until_next_barrier (rtx_insn *insn) -{ - while (insn && !BARRIER_P (insn)) - { - if (JUMP_P (insn) || LABEL_P (insn)) - { - rtx_insn *next = next_active_insn (insn); - if (next) - clear_hashed_info_for_insn (next); - } - - insn = next_nonnote_insn (insn); - } -} - -/* Increment the tick count for the basic block that contains INSN. */ - -void -incr_ticks_for_insn (rtx_insn *insn) -{ - int b = find_basic_block (insn, param_max_delay_slot_live_search); - - if (b != -1) - bb_ticks[b]++; -} - -/* Add TRIAL to the set of resources used at the end of the current - function. */ -void -mark_end_of_function_resources (rtx trial, bool include_delayed_effects) -{ - mark_referenced_resources (trial, &end_of_function_needs, - include_delayed_effects); -} -- cgit v1.1