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author | Martin Liska <mliska@suse.cz> | 2022-01-14 16:56:44 +0100 |
---|---|---|
committer | Martin Liska <mliska@suse.cz> | 2022-01-17 22:12:04 +0100 |
commit | 5c69acb32329d49e58c26fa41ae74229a52b9106 (patch) | |
tree | ddb05f9d73afb6f998457d2ac4b720e3b3b60483 /gcc/final.c | |
parent | 490e23032baaece71f2ec09fa1805064b150fbc2 (diff) | |
download | gcc-5c69acb32329d49e58c26fa41ae74229a52b9106.zip gcc-5c69acb32329d49e58c26fa41ae74229a52b9106.tar.gz gcc-5c69acb32329d49e58c26fa41ae74229a52b9106.tar.bz2 |
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...
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* matchexp.c: Moved to...
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* openmp.c: Moved to...
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* options.c: Moved to...
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* parse.c: Moved to...
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* primary.c: Moved to...
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* dummy-frontend.c: Moved to...
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* jit-logging.c: Moved to...
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* lto-symtab.c: Moved to...
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* objc-encoding.c: Moved to...
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Diffstat (limited to 'gcc/final.c')
-rw-r--r-- | gcc/final.c | 4662 |
1 files changed, 0 insertions, 4662 deletions
diff --git a/gcc/final.c b/gcc/final.c deleted file mode 100644 index 296a938..0000000 --- a/gcc/final.c +++ /dev/null @@ -1,4662 +0,0 @@ -/* Convert RTL to assembler code and output it, for GNU compiler. - Copyright (C) 1987-2022 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/>. */ - -/* This is the final pass of the compiler. - It looks at the rtl code for a function and outputs assembler code. - - Call `final_start_function' to output the assembler code for function entry, - `final' to output assembler code for some RTL code, - `final_end_function' to output assembler code for function exit. - If a function is compiled in several pieces, each piece is - output separately with `final'. - - Some optimizations are also done at this level. - Move instructions that were made unnecessary by good register allocation - are detected and omitted from the output. (Though most of these - are removed by the last jump pass.) - - Instructions to set the condition codes are omitted when it can be - seen that the condition codes already had the desired values. - - In some cases it is sufficient if the inherited condition codes - have related values, but this may require the following insn - (the one that tests the condition codes) to be modified. - - The code for the function prologue and epilogue are generated - directly in assembler by the target functions function_prologue and - function_epilogue. Those instructions never exist as rtl. */ - -#include "config.h" -#define INCLUDE_ALGORITHM /* reverse */ -#include "system.h" -#include "coretypes.h" -#include "backend.h" -#include "target.h" -#include "rtl.h" -#include "tree.h" -#include "cfghooks.h" -#include "df.h" -#include "memmodel.h" -#include "tm_p.h" -#include "insn-config.h" -#include "regs.h" -#include "emit-rtl.h" -#include "recog.h" -#include "cgraph.h" -#include "tree-pretty-print.h" /* for dump_function_header */ -#include "varasm.h" -#include "insn-attr.h" -#include "conditions.h" -#include "flags.h" -#include "output.h" -#include "except.h" -#include "rtl-error.h" -#include "toplev.h" /* exact_log2, floor_log2 */ -#include "reload.h" -#include "intl.h" -#include "cfgrtl.h" -#include "debug.h" -#include "tree-pass.h" -#include "tree-ssa.h" -#include "cfgloop.h" -#include "stringpool.h" -#include "attribs.h" -#include "asan.h" -#include "rtl-iter.h" -#include "print-rtl.h" -#include "function-abi.h" -#include "common/common-target.h" - -#ifdef XCOFF_DEBUGGING_INFO -#include "xcoffout.h" /* Needed for external data declarations. */ -#endif - -#include "dwarf2out.h" - -#ifdef DBX_DEBUGGING_INFO -#include "dbxout.h" -#endif - -/* Most ports don't need to define CC_STATUS_INIT. - So define a null default for it to save conditionalization later. */ -#ifndef CC_STATUS_INIT -#define CC_STATUS_INIT -#endif - -/* Is the given character a logical line separator for the assembler? */ -#ifndef IS_ASM_LOGICAL_LINE_SEPARATOR -#define IS_ASM_LOGICAL_LINE_SEPARATOR(C, STR) ((C) == ';') -#endif - -#ifndef JUMP_TABLES_IN_TEXT_SECTION -#define JUMP_TABLES_IN_TEXT_SECTION 0 -#endif - -/* Bitflags used by final_scan_insn. */ -#define SEEN_NOTE 1 -#define SEEN_EMITTED 2 -#define SEEN_NEXT_VIEW 4 - -/* Last insn processed by final_scan_insn. */ -static rtx_insn *debug_insn; -rtx_insn *current_output_insn; - -/* Line number of last NOTE. */ -static int last_linenum; - -/* Column number of last NOTE. */ -static int last_columnnum; - -/* Discriminator written to assembly. */ -static int last_discriminator; - -/* Discriminator to be written to assembly for current instruction. - Note: actual usage depends on loc_discriminator_kind setting. */ -static int discriminator; -static inline int compute_discriminator (location_t loc); - -/* Discriminator identifying current basic block among others sharing - the same locus. */ -static int bb_discriminator; - -/* Basic block discriminator for previous instruction. */ -static int last_bb_discriminator; - -/* Highest line number in current block. */ -static int high_block_linenum; - -/* Likewise for function. */ -static int high_function_linenum; - -/* Filename of last NOTE. */ -static const char *last_filename; - -/* Override filename, line and column number. */ -static const char *override_filename; -static int override_linenum; -static int override_columnnum; -static int override_discriminator; - -/* Whether to force emission of a line note before the next insn. */ -static bool force_source_line = false; - -extern const int length_unit_log; /* This is defined in insn-attrtab.c. */ - -/* Nonzero while outputting an `asm' with operands. - This means that inconsistencies are the user's fault, so don't die. - The precise value is the insn being output, to pass to error_for_asm. */ -const rtx_insn *this_is_asm_operands; - -/* Number of operands of this insn, for an `asm' with operands. */ -static unsigned int insn_noperands; - -/* Compare optimization flag. */ - -static rtx last_ignored_compare = 0; - -/* Assign a unique number to each insn that is output. - This can be used to generate unique local labels. */ - -static int insn_counter = 0; - -/* Number of unmatched NOTE_INSN_BLOCK_BEG notes we have seen. */ - -static int block_depth; - -/* Nonzero if have enabled APP processing of our assembler output. */ - -static int app_on; - -/* If we are outputting an insn sequence, this contains the sequence rtx. - Zero otherwise. */ - -rtx_sequence *final_sequence; - -#ifdef ASSEMBLER_DIALECT - -/* Number of the assembler dialect to use, starting at 0. */ -static int dialect_number; -#endif - -/* Nonnull if the insn currently being emitted was a COND_EXEC pattern. */ -rtx current_insn_predicate; - -/* True if printing into -fdump-final-insns= dump. */ -bool final_insns_dump_p; - -/* True if profile_function should be called, but hasn't been called yet. */ -static bool need_profile_function; - -static int asm_insn_count (rtx); -static void profile_function (FILE *); -static void profile_after_prologue (FILE *); -static bool notice_source_line (rtx_insn *, bool *); -static rtx walk_alter_subreg (rtx *, bool *); -static void output_asm_name (void); -static void output_alternate_entry_point (FILE *, rtx_insn *); -static tree get_mem_expr_from_op (rtx, int *); -static void output_asm_operand_names (rtx *, int *, int); -#ifdef LEAF_REGISTERS -static void leaf_renumber_regs (rtx_insn *); -#endif -static int align_fuzz (rtx, rtx, int, unsigned); -static void collect_fn_hard_reg_usage (void); - -/* Initialize data in final at the beginning of a compilation. */ - -void -init_final (const char *filename ATTRIBUTE_UNUSED) -{ - app_on = 0; - final_sequence = 0; - -#ifdef ASSEMBLER_DIALECT - dialect_number = ASSEMBLER_DIALECT; -#endif -} - -/* Default target function prologue and epilogue assembler output. - - If not overridden for epilogue code, then the function body itself - contains return instructions wherever needed. */ -void -default_function_pro_epilogue (FILE *) -{ -} - -void -default_function_switched_text_sections (FILE *file ATTRIBUTE_UNUSED, - tree decl ATTRIBUTE_UNUSED, - bool new_is_cold ATTRIBUTE_UNUSED) -{ -} - -/* Default target hook that outputs nothing to a stream. */ -void -no_asm_to_stream (FILE *file ATTRIBUTE_UNUSED) -{ -} - -/* Enable APP processing of subsequent output. - Used before the output from an `asm' statement. */ - -void -app_enable (void) -{ - if (! app_on) - { - fputs (ASM_APP_ON, asm_out_file); - app_on = 1; - } -} - -/* Disable APP processing of subsequent output. - Called from varasm.c before most kinds of output. */ - -void -app_disable (void) -{ - if (app_on) - { - fputs (ASM_APP_OFF, asm_out_file); - app_on = 0; - } -} - -/* Return the number of slots filled in the current - delayed branch sequence (we don't count the insn needing the - delay slot). Zero if not in a delayed branch sequence. */ - -int -dbr_sequence_length (void) -{ - if (final_sequence != 0) - return XVECLEN (final_sequence, 0) - 1; - else - return 0; -} - -/* The next two pages contain routines used to compute the length of an insn - and to shorten branches. */ - -/* Arrays for insn lengths, and addresses. The latter is referenced by - `insn_current_length'. */ - -static int *insn_lengths; - -vec<int> insn_addresses_; - -/* Max uid for which the above arrays are valid. */ -static int insn_lengths_max_uid; - -/* Address of insn being processed. Used by `insn_current_length'. */ -int insn_current_address; - -/* Address of insn being processed in previous iteration. */ -int insn_last_address; - -/* known invariant alignment of insn being processed. */ -int insn_current_align; - -/* After shorten_branches, for any insn, uid_align[INSN_UID (insn)] - gives the next following alignment insn that increases the known - alignment, or NULL_RTX if there is no such insn. - For any alignment obtained this way, we can again index uid_align with - its uid to obtain the next following align that in turn increases the - alignment, till we reach NULL_RTX; the sequence obtained this way - for each insn we'll call the alignment chain of this insn in the following - comments. */ - -static rtx *uid_align; -static int *uid_shuid; -static vec<align_flags> label_align; - -/* Indicate that branch shortening hasn't yet been done. */ - -void -init_insn_lengths (void) -{ - if (uid_shuid) - { - free (uid_shuid); - uid_shuid = 0; - } - if (insn_lengths) - { - free (insn_lengths); - insn_lengths = 0; - insn_lengths_max_uid = 0; - } - if (HAVE_ATTR_length) - INSN_ADDRESSES_FREE (); - if (uid_align) - { - free (uid_align); - uid_align = 0; - } -} - -/* Obtain the current length of an insn. If branch shortening has been done, - get its actual length. Otherwise, use FALLBACK_FN to calculate the - length. */ -static int -get_attr_length_1 (rtx_insn *insn, int (*fallback_fn) (rtx_insn *)) -{ - rtx body; - int i; - int length = 0; - - if (!HAVE_ATTR_length) - return 0; - - if (insn_lengths_max_uid > INSN_UID (insn)) - return insn_lengths[INSN_UID (insn)]; - else - switch (GET_CODE (insn)) - { - case NOTE: - case BARRIER: - case CODE_LABEL: - case DEBUG_INSN: - return 0; - - case CALL_INSN: - case JUMP_INSN: - length = fallback_fn (insn); - break; - - case INSN: - body = PATTERN (insn); - if (GET_CODE (body) == USE || GET_CODE (body) == CLOBBER) - return 0; - - else if (GET_CODE (body) == ASM_INPUT || asm_noperands (body) >= 0) - length = asm_insn_count (body) * fallback_fn (insn); - else if (rtx_sequence *seq = dyn_cast <rtx_sequence *> (body)) - for (i = 0; i < seq->len (); i++) - length += get_attr_length_1 (seq->insn (i), fallback_fn); - else - length = fallback_fn (insn); - break; - - default: - break; - } - -#ifdef ADJUST_INSN_LENGTH - ADJUST_INSN_LENGTH (insn, length); -#endif - return length; -} - -/* Obtain the current length of an insn. If branch shortening has been done, - get its actual length. Otherwise, get its maximum length. */ -int -get_attr_length (rtx_insn *insn) -{ - return get_attr_length_1 (insn, insn_default_length); -} - -/* Obtain the current length of an insn. If branch shortening has been done, - get its actual length. Otherwise, get its minimum length. */ -int -get_attr_min_length (rtx_insn *insn) -{ - return get_attr_length_1 (insn, insn_min_length); -} - -/* Code to handle alignment inside shorten_branches. */ - -/* Here is an explanation how the algorithm in align_fuzz can give - proper results: - - Call a sequence of instructions beginning with alignment point X - and continuing until the next alignment point `block X'. When `X' - is used in an expression, it means the alignment value of the - alignment point. - - Call the distance between the start of the first insn of block X, and - the end of the last insn of block X `IX', for the `inner size of X'. - This is clearly the sum of the instruction lengths. - - Likewise with the next alignment-delimited block following X, which we - shall call block Y. - - Call the distance between the start of the first insn of block X, and - the start of the first insn of block Y `OX', for the `outer size of X'. - - The estimated padding is then OX - IX. - - OX can be safely estimated as - - if (X >= Y) - OX = round_up(IX, Y) - else - OX = round_up(IX, X) + Y - X - - Clearly est(IX) >= real(IX), because that only depends on the - instruction lengths, and those being overestimated is a given. - - Clearly round_up(foo, Z) >= round_up(bar, Z) if foo >= bar, so - we needn't worry about that when thinking about OX. - - When X >= Y, the alignment provided by Y adds no uncertainty factor - for branch ranges starting before X, so we can just round what we have. - But when X < Y, we don't know anything about the, so to speak, - `middle bits', so we have to assume the worst when aligning up from an - address mod X to one mod Y, which is Y - X. */ - -#ifndef LABEL_ALIGN -#define LABEL_ALIGN(LABEL) align_labels -#endif - -#ifndef LOOP_ALIGN -#define LOOP_ALIGN(LABEL) align_loops -#endif - -#ifndef LABEL_ALIGN_AFTER_BARRIER -#define LABEL_ALIGN_AFTER_BARRIER(LABEL) 0 -#endif - -#ifndef JUMP_ALIGN -#define JUMP_ALIGN(LABEL) align_jumps -#endif - -#ifndef ADDR_VEC_ALIGN -static int -final_addr_vec_align (rtx_jump_table_data *addr_vec) -{ - int align = GET_MODE_SIZE (addr_vec->get_data_mode ()); - - if (align > BIGGEST_ALIGNMENT / BITS_PER_UNIT) - align = BIGGEST_ALIGNMENT / BITS_PER_UNIT; - return exact_log2 (align); - -} - -#define ADDR_VEC_ALIGN(ADDR_VEC) final_addr_vec_align (ADDR_VEC) -#endif - -#ifndef INSN_LENGTH_ALIGNMENT -#define INSN_LENGTH_ALIGNMENT(INSN) length_unit_log -#endif - -#define INSN_SHUID(INSN) (uid_shuid[INSN_UID (INSN)]) - -static int min_labelno, max_labelno; - -#define LABEL_TO_ALIGNMENT(LABEL) \ - (label_align[CODE_LABEL_NUMBER (LABEL) - min_labelno]) - -/* For the benefit of port specific code do this also as a function. */ - -align_flags -label_to_alignment (rtx label) -{ - if (CODE_LABEL_NUMBER (label) <= max_labelno) - return LABEL_TO_ALIGNMENT (label); - return align_flags (); -} - -/* The differences in addresses - between a branch and its target might grow or shrink depending on - the alignment the start insn of the range (the branch for a forward - branch or the label for a backward branch) starts out on; if these - differences are used naively, they can even oscillate infinitely. - We therefore want to compute a 'worst case' address difference that - is independent of the alignment the start insn of the range end - up on, and that is at least as large as the actual difference. - The function align_fuzz calculates the amount we have to add to the - naively computed difference, by traversing the part of the alignment - chain of the start insn of the range that is in front of the end insn - of the range, and considering for each alignment the maximum amount - that it might contribute to a size increase. - - For casesi tables, we also want to know worst case minimum amounts of - address difference, in case a machine description wants to introduce - some common offset that is added to all offsets in a table. - For this purpose, align_fuzz with a growth argument of 0 computes the - appropriate adjustment. */ - -/* Compute the maximum delta by which the difference of the addresses of - START and END might grow / shrink due to a different address for start - which changes the size of alignment insns between START and END. - KNOWN_ALIGN_LOG is the alignment known for START. - GROWTH should be ~0 if the objective is to compute potential code size - increase, and 0 if the objective is to compute potential shrink. - The return value is undefined for any other value of GROWTH. */ - -static int -align_fuzz (rtx start, rtx end, int known_align_log, unsigned int growth) -{ - int uid = INSN_UID (start); - rtx align_label; - int known_align = 1 << known_align_log; - int end_shuid = INSN_SHUID (end); - int fuzz = 0; - - for (align_label = uid_align[uid]; align_label; align_label = uid_align[uid]) - { - int align_addr, new_align; - - uid = INSN_UID (align_label); - align_addr = INSN_ADDRESSES (uid) - insn_lengths[uid]; - if (uid_shuid[uid] > end_shuid) - break; - align_flags alignment = LABEL_TO_ALIGNMENT (align_label); - new_align = 1 << alignment.levels[0].log; - if (new_align < known_align) - continue; - fuzz += (-align_addr ^ growth) & (new_align - known_align); - known_align = new_align; - } - return fuzz; -} - -/* Compute a worst-case reference address of a branch so that it - can be safely used in the presence of aligned labels. Since the - size of the branch itself is unknown, the size of the branch is - not included in the range. I.e. for a forward branch, the reference - address is the end address of the branch as known from the previous - branch shortening pass, minus a value to account for possible size - increase due to alignment. For a backward branch, it is the start - address of the branch as known from the current pass, plus a value - to account for possible size increase due to alignment. - NB.: Therefore, the maximum offset allowed for backward branches needs - to exclude the branch size. */ - -int -insn_current_reference_address (rtx_insn *branch) -{ - rtx dest; - int seq_uid; - - if (! INSN_ADDRESSES_SET_P ()) - return 0; - - rtx_insn *seq = NEXT_INSN (PREV_INSN (branch)); - seq_uid = INSN_UID (seq); - if (!jump_to_label_p (branch)) - /* This can happen for example on the PA; the objective is to know the - offset to address something in front of the start of the function. - Thus, we can treat it like a backward branch. - We assume here that FUNCTION_BOUNDARY / BITS_PER_UNIT is larger than - any alignment we'd encounter, so we skip the call to align_fuzz. */ - return insn_current_address; - dest = JUMP_LABEL (branch); - - /* BRANCH has no proper alignment chain set, so use SEQ. - BRANCH also has no INSN_SHUID. */ - if (INSN_SHUID (seq) < INSN_SHUID (dest)) - { - /* Forward branch. */ - return (insn_last_address + insn_lengths[seq_uid] - - align_fuzz (seq, dest, length_unit_log, ~0)); - } - else - { - /* Backward branch. */ - return (insn_current_address - + align_fuzz (dest, seq, length_unit_log, ~0)); - } -} - -/* Compute branch alignments based on CFG profile. */ - -unsigned int -compute_alignments (void) -{ - basic_block bb; - align_flags max_alignment; - - label_align.truncate (0); - - max_labelno = max_label_num (); - min_labelno = get_first_label_num (); - label_align.safe_grow_cleared (max_labelno - min_labelno + 1, true); - - /* If not optimizing or optimizing for size, don't assign any alignments. */ - if (! optimize || optimize_function_for_size_p (cfun)) - return 0; - - if (dump_file) - { - dump_reg_info (dump_file); - dump_flow_info (dump_file, TDF_DETAILS); - flow_loops_dump (dump_file, NULL, 1); - } - loop_optimizer_init (AVOID_CFG_MODIFICATIONS); - profile_count count_threshold = cfun->cfg->count_max.apply_scale - (1, param_align_threshold); - - if (dump_file) - { - fprintf (dump_file, "count_max: "); - cfun->cfg->count_max.dump (dump_file); - fprintf (dump_file, "\n"); - } - FOR_EACH_BB_FN (bb, cfun) - { - rtx_insn *label = BB_HEAD (bb); - bool has_fallthru = 0; - edge e; - edge_iterator ei; - - if (!LABEL_P (label) - || optimize_bb_for_size_p (bb)) - { - if (dump_file) - fprintf (dump_file, - "BB %4i loop %2i loop_depth %2i skipped.\n", - bb->index, - bb->loop_father->num, - bb_loop_depth (bb)); - continue; - } - max_alignment = LABEL_ALIGN (label); - profile_count fallthru_count = profile_count::zero (); - profile_count branch_count = profile_count::zero (); - - FOR_EACH_EDGE (e, ei, bb->preds) - { - if (e->flags & EDGE_FALLTHRU) - has_fallthru = 1, fallthru_count += e->count (); - else - branch_count += e->count (); - } - if (dump_file) - { - fprintf (dump_file, "BB %4i loop %2i loop_depth" - " %2i fall ", - bb->index, bb->loop_father->num, - bb_loop_depth (bb)); - fallthru_count.dump (dump_file); - fprintf (dump_file, " branch "); - branch_count.dump (dump_file); - if (!bb->loop_father->inner && bb->loop_father->num) - fprintf (dump_file, " inner_loop"); - if (bb->loop_father->header == bb) - fprintf (dump_file, " loop_header"); - fprintf (dump_file, "\n"); - } - if (!fallthru_count.initialized_p () || !branch_count.initialized_p ()) - continue; - - /* There are two purposes to align block with no fallthru incoming edge: - 1) to avoid fetch stalls when branch destination is near cache boundary - 2) to improve cache efficiency in case the previous block is not executed - (so it does not need to be in the cache). - - We to catch first case, we align frequently executed blocks. - To catch the second, we align blocks that are executed more frequently - than the predecessor and the predecessor is likely to not be executed - when function is called. */ - - if (!has_fallthru - && (branch_count > count_threshold - || (bb->count > bb->prev_bb->count.apply_scale (10, 1) - && (bb->prev_bb->count - <= ENTRY_BLOCK_PTR_FOR_FN (cfun) - ->count.apply_scale (1, 2))))) - { - align_flags alignment = JUMP_ALIGN (label); - if (dump_file) - fprintf (dump_file, " jump alignment added.\n"); - max_alignment = align_flags::max (max_alignment, alignment); - } - /* In case block is frequent and reached mostly by non-fallthru edge, - align it. It is most likely a first block of loop. */ - if (has_fallthru - && !(single_succ_p (bb) - && single_succ (bb) == EXIT_BLOCK_PTR_FOR_FN (cfun)) - && optimize_bb_for_speed_p (bb) - && branch_count + fallthru_count > count_threshold - && (branch_count - > fallthru_count.apply_scale - (param_align_loop_iterations, 1))) - { - align_flags alignment = LOOP_ALIGN (label); - if (dump_file) - fprintf (dump_file, " internal loop alignment added.\n"); - max_alignment = align_flags::max (max_alignment, alignment); - } - LABEL_TO_ALIGNMENT (label) = max_alignment; - } - - loop_optimizer_finalize (); - free_dominance_info (CDI_DOMINATORS); - return 0; -} - -/* Grow the LABEL_ALIGN array after new labels are created. */ - -static void -grow_label_align (void) -{ - int old = max_labelno; - int n_labels; - int n_old_labels; - - max_labelno = max_label_num (); - - n_labels = max_labelno - min_labelno + 1; - n_old_labels = old - min_labelno + 1; - - label_align.safe_grow_cleared (n_labels, true); - - /* Range of labels grows monotonically in the function. Failing here - means that the initialization of array got lost. */ - gcc_assert (n_old_labels <= n_labels); -} - -/* Update the already computed alignment information. LABEL_PAIRS is a vector - made up of pairs of labels for which the alignment information of the first - element will be copied from that of the second element. */ - -void -update_alignments (vec<rtx> &label_pairs) -{ - unsigned int i = 0; - rtx iter, label = NULL_RTX; - - if (max_labelno != max_label_num ()) - grow_label_align (); - - FOR_EACH_VEC_ELT (label_pairs, i, iter) - if (i & 1) - LABEL_TO_ALIGNMENT (label) = LABEL_TO_ALIGNMENT (iter); - else - label = iter; -} - -namespace { - -const pass_data pass_data_compute_alignments = -{ - RTL_PASS, /* type */ - "alignments", /* name */ - OPTGROUP_NONE, /* optinfo_flags */ - TV_NONE, /* tv_id */ - 0, /* properties_required */ - 0, /* properties_provided */ - 0, /* properties_destroyed */ - 0, /* todo_flags_start */ - 0, /* todo_flags_finish */ -}; - -class pass_compute_alignments : public rtl_opt_pass -{ -public: - pass_compute_alignments (gcc::context *ctxt) - : rtl_opt_pass (pass_data_compute_alignments, ctxt) - {} - - /* opt_pass methods: */ - virtual unsigned int execute (function *) { return compute_alignments (); } - -}; // class pass_compute_alignments - -} // anon namespace - -rtl_opt_pass * -make_pass_compute_alignments (gcc::context *ctxt) -{ - return new pass_compute_alignments (ctxt); -} - - -/* Make a pass over all insns and compute their actual lengths by shortening - any branches of variable length if possible. */ - -/* shorten_branches might be called multiple times: for example, the SH - port splits out-of-range conditional branches in MACHINE_DEPENDENT_REORG. - In order to do this, it needs proper length information, which it obtains - by calling shorten_branches. This cannot be collapsed with - shorten_branches itself into a single pass unless we also want to integrate - reorg.c, since the branch splitting exposes new instructions with delay - slots. */ - -void -shorten_branches (rtx_insn *first) -{ - rtx_insn *insn; - int max_uid; - int i; - rtx_insn *seq; - int something_changed = 1; - char *varying_length; - rtx body; - int uid; - rtx align_tab[MAX_CODE_ALIGN + 1]; - - /* Compute maximum UID and allocate label_align / uid_shuid. */ - max_uid = get_max_uid (); - - /* Free uid_shuid before reallocating it. */ - free (uid_shuid); - - uid_shuid = XNEWVEC (int, max_uid); - - if (max_labelno != max_label_num ()) - grow_label_align (); - - /* Initialize label_align and set up uid_shuid to be strictly - monotonically rising with insn order. */ - /* We use alignment here to keep track of the maximum alignment we want to - impose on the next CODE_LABEL (or the current one if we are processing - the CODE_LABEL itself). */ - - align_flags max_alignment; - - for (insn = get_insns (), i = 1; insn; insn = NEXT_INSN (insn)) - { - INSN_SHUID (insn) = i++; - if (INSN_P (insn)) - continue; - - if (rtx_code_label *label = dyn_cast <rtx_code_label *> (insn)) - { - /* Merge in alignments computed by compute_alignments. */ - align_flags alignment = LABEL_TO_ALIGNMENT (label); - max_alignment = align_flags::max (max_alignment, alignment); - - rtx_jump_table_data *table = jump_table_for_label (label); - if (!table) - { - align_flags alignment = LABEL_ALIGN (label); - max_alignment = align_flags::max (max_alignment, alignment); - } - /* ADDR_VECs only take room if read-only data goes into the text - section. */ - if ((JUMP_TABLES_IN_TEXT_SECTION - || readonly_data_section == text_section) - && table) - { - align_flags alignment = align_flags (ADDR_VEC_ALIGN (table)); - max_alignment = align_flags::max (max_alignment, alignment); - } - LABEL_TO_ALIGNMENT (label) = max_alignment; - max_alignment = align_flags (); - } - else if (BARRIER_P (insn)) - { - rtx_insn *label; - - for (label = insn; label && ! INSN_P (label); - label = NEXT_INSN (label)) - if (LABEL_P (label)) - { - align_flags alignment - = align_flags (LABEL_ALIGN_AFTER_BARRIER (insn)); - max_alignment = align_flags::max (max_alignment, alignment); - break; - } - } - } - if (!HAVE_ATTR_length) - return; - - /* Allocate the rest of the arrays. */ - insn_lengths = XNEWVEC (int, max_uid); - insn_lengths_max_uid = max_uid; - /* Syntax errors can lead to labels being outside of the main insn stream. - Initialize insn_addresses, so that we get reproducible results. */ - INSN_ADDRESSES_ALLOC (max_uid); - - varying_length = XCNEWVEC (char, max_uid); - - /* Initialize uid_align. We scan instructions - from end to start, and keep in align_tab[n] the last seen insn - that does an alignment of at least n+1, i.e. the successor - in the alignment chain for an insn that does / has a known - alignment of n. */ - uid_align = XCNEWVEC (rtx, max_uid); - - for (i = MAX_CODE_ALIGN + 1; --i >= 0;) - align_tab[i] = NULL_RTX; - seq = get_last_insn (); - for (; seq; seq = PREV_INSN (seq)) - { - int uid = INSN_UID (seq); - int log; - log = (LABEL_P (seq) ? LABEL_TO_ALIGNMENT (seq).levels[0].log : 0); - uid_align[uid] = align_tab[0]; - if (log) - { - /* Found an alignment label. */ - gcc_checking_assert (log < MAX_CODE_ALIGN + 1); - uid_align[uid] = align_tab[log]; - for (i = log - 1; i >= 0; i--) - align_tab[i] = seq; - } - } - - /* When optimizing, we start assuming minimum length, and keep increasing - lengths as we find the need for this, till nothing changes. - When not optimizing, we start assuming maximum lengths, and - do a single pass to update the lengths. */ - bool increasing = optimize != 0; - -#ifdef CASE_VECTOR_SHORTEN_MODE - if (optimize) - { - /* Look for ADDR_DIFF_VECs, and initialize their minimum and maximum - label fields. */ - - int min_shuid = INSN_SHUID (get_insns ()) - 1; - int max_shuid = INSN_SHUID (get_last_insn ()) + 1; - int rel; - - for (insn = first; insn != 0; insn = NEXT_INSN (insn)) - { - rtx min_lab = NULL_RTX, max_lab = NULL_RTX, pat; - int len, i, min, max, insn_shuid; - int min_align; - addr_diff_vec_flags flags; - - if (! JUMP_TABLE_DATA_P (insn) - || GET_CODE (PATTERN (insn)) != ADDR_DIFF_VEC) - continue; - pat = PATTERN (insn); - len = XVECLEN (pat, 1); - gcc_assert (len > 0); - min_align = MAX_CODE_ALIGN; - for (min = max_shuid, max = min_shuid, i = len - 1; i >= 0; i--) - { - rtx lab = XEXP (XVECEXP (pat, 1, i), 0); - int shuid = INSN_SHUID (lab); - if (shuid < min) - { - min = shuid; - min_lab = lab; - } - if (shuid > max) - { - max = shuid; - max_lab = lab; - } - - int label_alignment = LABEL_TO_ALIGNMENT (lab).levels[0].log; - if (min_align > label_alignment) - min_align = label_alignment; - } - XEXP (pat, 2) = gen_rtx_LABEL_REF (Pmode, min_lab); - XEXP (pat, 3) = gen_rtx_LABEL_REF (Pmode, max_lab); - insn_shuid = INSN_SHUID (insn); - rel = INSN_SHUID (XEXP (XEXP (pat, 0), 0)); - memset (&flags, 0, sizeof (flags)); - flags.min_align = min_align; - flags.base_after_vec = rel > insn_shuid; - flags.min_after_vec = min > insn_shuid; - flags.max_after_vec = max > insn_shuid; - flags.min_after_base = min > rel; - flags.max_after_base = max > rel; - ADDR_DIFF_VEC_FLAGS (pat) = flags; - - if (increasing) - PUT_MODE (pat, CASE_VECTOR_SHORTEN_MODE (0, 0, pat)); - } - } -#endif /* CASE_VECTOR_SHORTEN_MODE */ - - /* Compute initial lengths, addresses, and varying flags for each insn. */ - int (*length_fun) (rtx_insn *) = increasing ? insn_min_length : insn_default_length; - - for (insn_current_address = 0, insn = first; - insn != 0; - insn_current_address += insn_lengths[uid], insn = NEXT_INSN (insn)) - { - uid = INSN_UID (insn); - - insn_lengths[uid] = 0; - - if (LABEL_P (insn)) - { - int log = LABEL_TO_ALIGNMENT (insn).levels[0].log; - if (log) - { - int align = 1 << log; - int new_address = (insn_current_address + align - 1) & -align; - insn_lengths[uid] = new_address - insn_current_address; - } - } - - INSN_ADDRESSES (uid) = insn_current_address + insn_lengths[uid]; - - if (NOTE_P (insn) || BARRIER_P (insn) - || LABEL_P (insn) || DEBUG_INSN_P (insn)) - continue; - if (insn->deleted ()) - continue; - - body = PATTERN (insn); - if (rtx_jump_table_data *table = dyn_cast <rtx_jump_table_data *> (insn)) - { - /* This only takes room if read-only data goes into the text - section. */ - if (JUMP_TABLES_IN_TEXT_SECTION - || readonly_data_section == text_section) - insn_lengths[uid] = (XVECLEN (body, - GET_CODE (body) == ADDR_DIFF_VEC) - * GET_MODE_SIZE (table->get_data_mode ())); - /* Alignment is handled by ADDR_VEC_ALIGN. */ - } - else if (GET_CODE (body) == ASM_INPUT || asm_noperands (body) >= 0) - insn_lengths[uid] = asm_insn_count (body) * insn_default_length (insn); - else if (rtx_sequence *body_seq = dyn_cast <rtx_sequence *> (body)) - { - int i; - int const_delay_slots; - if (DELAY_SLOTS) - const_delay_slots = const_num_delay_slots (body_seq->insn (0)); - else - const_delay_slots = 0; - - int (*inner_length_fun) (rtx_insn *) - = const_delay_slots ? length_fun : insn_default_length; - /* Inside a delay slot sequence, we do not do any branch shortening - if the shortening could change the number of delay slots - of the branch. */ - for (i = 0; i < body_seq->len (); i++) - { - rtx_insn *inner_insn = body_seq->insn (i); - int inner_uid = INSN_UID (inner_insn); - int inner_length; - - if (GET_CODE (PATTERN (inner_insn)) == ASM_INPUT - || asm_noperands (PATTERN (inner_insn)) >= 0) - inner_length = (asm_insn_count (PATTERN (inner_insn)) - * insn_default_length (inner_insn)); - else - inner_length = inner_length_fun (inner_insn); - - insn_lengths[inner_uid] = inner_length; - if (const_delay_slots) - { - if ((varying_length[inner_uid] - = insn_variable_length_p (inner_insn)) != 0) - varying_length[uid] = 1; - INSN_ADDRESSES (inner_uid) = (insn_current_address - + insn_lengths[uid]); - } - else - varying_length[inner_uid] = 0; - insn_lengths[uid] += inner_length; - } - } - else if (GET_CODE (body) != USE && GET_CODE (body) != CLOBBER) - { - insn_lengths[uid] = length_fun (insn); - varying_length[uid] = insn_variable_length_p (insn); - } - - /* If needed, do any adjustment. */ -#ifdef ADJUST_INSN_LENGTH - ADJUST_INSN_LENGTH (insn, insn_lengths[uid]); - if (insn_lengths[uid] < 0) - fatal_insn ("negative insn length", insn); -#endif - } - - /* Now loop over all the insns finding varying length insns. For each, - get the current insn length. If it has changed, reflect the change. - When nothing changes for a full pass, we are done. */ - - while (something_changed) - { - something_changed = 0; - insn_current_align = MAX_CODE_ALIGN - 1; - for (insn_current_address = 0, insn = first; - insn != 0; - insn = NEXT_INSN (insn)) - { - int new_length; -#ifdef ADJUST_INSN_LENGTH - int tmp_length; -#endif - int length_align; - - uid = INSN_UID (insn); - - if (rtx_code_label *label = dyn_cast <rtx_code_label *> (insn)) - { - int log = LABEL_TO_ALIGNMENT (label).levels[0].log; - -#ifdef CASE_VECTOR_SHORTEN_MODE - /* If the mode of a following jump table was changed, we - may need to update the alignment of this label. */ - - if (JUMP_TABLES_IN_TEXT_SECTION - || readonly_data_section == text_section) - { - rtx_jump_table_data *table = jump_table_for_label (label); - if (table) - { - int newlog = ADDR_VEC_ALIGN (table); - if (newlog != log) - { - log = newlog; - LABEL_TO_ALIGNMENT (insn) = log; - something_changed = 1; - } - } - } -#endif - - if (log > insn_current_align) - { - int align = 1 << log; - int new_address= (insn_current_address + align - 1) & -align; - insn_lengths[uid] = new_address - insn_current_address; - insn_current_align = log; - insn_current_address = new_address; - } - else - insn_lengths[uid] = 0; - INSN_ADDRESSES (uid) = insn_current_address; - continue; - } - - length_align = INSN_LENGTH_ALIGNMENT (insn); - if (length_align < insn_current_align) - insn_current_align = length_align; - - insn_last_address = INSN_ADDRESSES (uid); - INSN_ADDRESSES (uid) = insn_current_address; - -#ifdef CASE_VECTOR_SHORTEN_MODE - if (optimize - && JUMP_TABLE_DATA_P (insn) - && GET_CODE (PATTERN (insn)) == ADDR_DIFF_VEC) - { - rtx_jump_table_data *table = as_a <rtx_jump_table_data *> (insn); - rtx body = PATTERN (insn); - int old_length = insn_lengths[uid]; - rtx_insn *rel_lab = - safe_as_a <rtx_insn *> (XEXP (XEXP (body, 0), 0)); - rtx min_lab = XEXP (XEXP (body, 2), 0); - rtx max_lab = XEXP (XEXP (body, 3), 0); - int rel_addr = INSN_ADDRESSES (INSN_UID (rel_lab)); - int min_addr = INSN_ADDRESSES (INSN_UID (min_lab)); - int max_addr = INSN_ADDRESSES (INSN_UID (max_lab)); - rtx_insn *prev; - int rel_align = 0; - addr_diff_vec_flags flags; - scalar_int_mode vec_mode; - - /* Avoid automatic aggregate initialization. */ - flags = ADDR_DIFF_VEC_FLAGS (body); - - /* Try to find a known alignment for rel_lab. */ - for (prev = rel_lab; - prev - && ! insn_lengths[INSN_UID (prev)] - && ! (varying_length[INSN_UID (prev)] & 1); - prev = PREV_INSN (prev)) - if (varying_length[INSN_UID (prev)] & 2) - { - rel_align = LABEL_TO_ALIGNMENT (prev).levels[0].log; - break; - } - - /* See the comment on addr_diff_vec_flags in rtl.h for the - meaning of the flags values. base: REL_LAB vec: INSN */ - /* Anything after INSN has still addresses from the last - pass; adjust these so that they reflect our current - estimate for this pass. */ - if (flags.base_after_vec) - rel_addr += insn_current_address - insn_last_address; - if (flags.min_after_vec) - min_addr += insn_current_address - insn_last_address; - if (flags.max_after_vec) - max_addr += insn_current_address - insn_last_address; - /* We want to know the worst case, i.e. lowest possible value - for the offset of MIN_LAB. If MIN_LAB is after REL_LAB, - its offset is positive, and we have to be wary of code shrink; - otherwise, it is negative, and we have to be vary of code - size increase. */ - if (flags.min_after_base) - { - /* If INSN is between REL_LAB and MIN_LAB, the size - changes we are about to make can change the alignment - within the observed offset, therefore we have to break - it up into two parts that are independent. */ - if (! flags.base_after_vec && flags.min_after_vec) - { - min_addr -= align_fuzz (rel_lab, insn, rel_align, 0); - min_addr -= align_fuzz (insn, min_lab, 0, 0); - } - else - min_addr -= align_fuzz (rel_lab, min_lab, rel_align, 0); - } - else - { - if (flags.base_after_vec && ! flags.min_after_vec) - { - min_addr -= align_fuzz (min_lab, insn, 0, ~0); - min_addr -= align_fuzz (insn, rel_lab, 0, ~0); - } - else - min_addr -= align_fuzz (min_lab, rel_lab, 0, ~0); - } - /* Likewise, determine the highest lowest possible value - for the offset of MAX_LAB. */ - if (flags.max_after_base) - { - if (! flags.base_after_vec && flags.max_after_vec) - { - max_addr += align_fuzz (rel_lab, insn, rel_align, ~0); - max_addr += align_fuzz (insn, max_lab, 0, ~0); - } - else - max_addr += align_fuzz (rel_lab, max_lab, rel_align, ~0); - } - else - { - if (flags.base_after_vec && ! flags.max_after_vec) - { - max_addr += align_fuzz (max_lab, insn, 0, 0); - max_addr += align_fuzz (insn, rel_lab, 0, 0); - } - else - max_addr += align_fuzz (max_lab, rel_lab, 0, 0); - } - vec_mode = CASE_VECTOR_SHORTEN_MODE (min_addr - rel_addr, - max_addr - rel_addr, body); - if (!increasing - || (GET_MODE_SIZE (vec_mode) - >= GET_MODE_SIZE (table->get_data_mode ()))) - PUT_MODE (body, vec_mode); - if (JUMP_TABLES_IN_TEXT_SECTION - || readonly_data_section == text_section) - { - insn_lengths[uid] - = (XVECLEN (body, 1) - * GET_MODE_SIZE (table->get_data_mode ())); - insn_current_address += insn_lengths[uid]; - if (insn_lengths[uid] != old_length) - something_changed = 1; - } - - continue; - } -#endif /* CASE_VECTOR_SHORTEN_MODE */ - - if (! (varying_length[uid])) - { - if (NONJUMP_INSN_P (insn) - && GET_CODE (PATTERN (insn)) == SEQUENCE) - { - int i; - - body = PATTERN (insn); - for (i = 0; i < XVECLEN (body, 0); i++) - { - rtx inner_insn = XVECEXP (body, 0, i); - int inner_uid = INSN_UID (inner_insn); - - INSN_ADDRESSES (inner_uid) = insn_current_address; - - insn_current_address += insn_lengths[inner_uid]; - } - } - else - insn_current_address += insn_lengths[uid]; - - continue; - } - - if (NONJUMP_INSN_P (insn) && GET_CODE (PATTERN (insn)) == SEQUENCE) - { - rtx_sequence *seqn = as_a <rtx_sequence *> (PATTERN (insn)); - int i; - - body = PATTERN (insn); - new_length = 0; - for (i = 0; i < seqn->len (); i++) - { - rtx_insn *inner_insn = seqn->insn (i); - int inner_uid = INSN_UID (inner_insn); - int inner_length; - - INSN_ADDRESSES (inner_uid) = insn_current_address; - - /* insn_current_length returns 0 for insns with a - non-varying length. */ - if (! varying_length[inner_uid]) - inner_length = insn_lengths[inner_uid]; - else - inner_length = insn_current_length (inner_insn); - - if (inner_length != insn_lengths[inner_uid]) - { - if (!increasing || inner_length > insn_lengths[inner_uid]) - { - insn_lengths[inner_uid] = inner_length; - something_changed = 1; - } - else - inner_length = insn_lengths[inner_uid]; - } - insn_current_address += inner_length; - new_length += inner_length; - } - } - else - { - new_length = insn_current_length (insn); - insn_current_address += new_length; - } - -#ifdef ADJUST_INSN_LENGTH - /* If needed, do any adjustment. */ - tmp_length = new_length; - ADJUST_INSN_LENGTH (insn, new_length); - insn_current_address += (new_length - tmp_length); -#endif - - if (new_length != insn_lengths[uid] - && (!increasing || new_length > insn_lengths[uid])) - { - insn_lengths[uid] = new_length; - something_changed = 1; - } - else - insn_current_address += insn_lengths[uid] - new_length; - } - /* For a non-optimizing compile, do only a single pass. */ - if (!increasing) - break; - } - crtl->max_insn_address = insn_current_address; - free (varying_length); -} - -/* Given the body of an INSN known to be generated by an ASM statement, return - the number of machine instructions likely to be generated for this insn. - This is used to compute its length. */ - -static int -asm_insn_count (rtx body) -{ - const char *templ; - - if (GET_CODE (body) == ASM_INPUT) - templ = XSTR (body, 0); - else - templ = decode_asm_operands (body, NULL, NULL, NULL, NULL, NULL); - - return asm_str_count (templ); -} - -/* Return the number of machine instructions likely to be generated for the - inline-asm template. */ -int -asm_str_count (const char *templ) -{ - int count = 1; - - if (!*templ) - return 0; - - for (; *templ; templ++) - if (IS_ASM_LOGICAL_LINE_SEPARATOR (*templ, templ) - || *templ == '\n') - count++; - - return count; -} - -/* Return true if DWARF2 debug info can be emitted for DECL. */ - -static bool -dwarf2_debug_info_emitted_p (tree decl) -{ - /* When DWARF2 debug info is not generated internally. */ - if (!dwarf_debuginfo_p () && !dwarf_based_debuginfo_p ()) - return false; - - if (DECL_IGNORED_P (decl)) - return false; - - return true; -} - -/* Return scope resulting from combination of S1 and S2. */ -static tree -choose_inner_scope (tree s1, tree s2) -{ - if (!s1) - return s2; - if (!s2) - return s1; - if (BLOCK_NUMBER (s1) > BLOCK_NUMBER (s2)) - return s1; - return s2; -} - -/* Emit lexical block notes needed to change scope from S1 to S2. */ - -static void -change_scope (rtx_insn *orig_insn, tree s1, tree s2) -{ - rtx_insn *insn = orig_insn; - tree com = NULL_TREE; - tree ts1 = s1, ts2 = s2; - tree s; - - while (ts1 != ts2) - { - gcc_assert (ts1 && ts2); - if (BLOCK_NUMBER (ts1) > BLOCK_NUMBER (ts2)) - ts1 = BLOCK_SUPERCONTEXT (ts1); - else if (BLOCK_NUMBER (ts1) < BLOCK_NUMBER (ts2)) - ts2 = BLOCK_SUPERCONTEXT (ts2); - else - { - ts1 = BLOCK_SUPERCONTEXT (ts1); - ts2 = BLOCK_SUPERCONTEXT (ts2); - } - } - com = ts1; - - /* Close scopes. */ - s = s1; - while (s != com) - { - rtx_note *note = emit_note_before (NOTE_INSN_BLOCK_END, insn); - NOTE_BLOCK (note) = s; - s = BLOCK_SUPERCONTEXT (s); - } - - /* Open scopes. */ - s = s2; - while (s != com) - { - insn = emit_note_before (NOTE_INSN_BLOCK_BEG, insn); - NOTE_BLOCK (insn) = s; - s = BLOCK_SUPERCONTEXT (s); - } -} - -/* Rebuild all the NOTE_INSN_BLOCK_BEG and NOTE_INSN_BLOCK_END notes based - on the scope tree and the newly reordered instructions. */ - -static void -reemit_insn_block_notes (void) -{ - tree cur_block = DECL_INITIAL (cfun->decl); - rtx_insn *insn; - - insn = get_insns (); - for (; insn; insn = NEXT_INSN (insn)) - { - tree this_block; - - /* Prevent lexical blocks from straddling section boundaries. */ - if (NOTE_P (insn)) - switch (NOTE_KIND (insn)) - { - case NOTE_INSN_SWITCH_TEXT_SECTIONS: - { - for (tree s = cur_block; s != DECL_INITIAL (cfun->decl); - s = BLOCK_SUPERCONTEXT (s)) - { - rtx_note *note = emit_note_before (NOTE_INSN_BLOCK_END, insn); - NOTE_BLOCK (note) = s; - note = emit_note_after (NOTE_INSN_BLOCK_BEG, insn); - NOTE_BLOCK (note) = s; - } - } - break; - - case NOTE_INSN_BEGIN_STMT: - case NOTE_INSN_INLINE_ENTRY: - this_block = LOCATION_BLOCK (NOTE_MARKER_LOCATION (insn)); - goto set_cur_block_to_this_block; - - default: - continue; - } - - if (!active_insn_p (insn)) - continue; - - /* Avoid putting scope notes between jump table and its label. */ - if (JUMP_TABLE_DATA_P (insn)) - continue; - - this_block = insn_scope (insn); - /* For sequences compute scope resulting from merging all scopes - of instructions nested inside. */ - if (rtx_sequence *body = dyn_cast <rtx_sequence *> (PATTERN (insn))) - { - int i; - - this_block = NULL; - for (i = 0; i < body->len (); i++) - this_block = choose_inner_scope (this_block, - insn_scope (body->insn (i))); - } - set_cur_block_to_this_block: - if (! this_block) - { - if (INSN_LOCATION (insn) == UNKNOWN_LOCATION) - continue; - else - this_block = DECL_INITIAL (cfun->decl); - } - - if (this_block != cur_block) - { - change_scope (insn, cur_block, this_block); - cur_block = this_block; - } - } - - /* change_scope emits before the insn, not after. */ - rtx_note *note = emit_note (NOTE_INSN_DELETED); - change_scope (note, cur_block, DECL_INITIAL (cfun->decl)); - delete_insn (note); - - reorder_blocks (); -} - -static const char *some_local_dynamic_name; - -/* Locate some local-dynamic symbol still in use by this function - so that we can print its name in local-dynamic base patterns. - Return null if there are no local-dynamic references. */ - -const char * -get_some_local_dynamic_name () -{ - subrtx_iterator::array_type array; - rtx_insn *insn; - - if (some_local_dynamic_name) - return some_local_dynamic_name; - - for (insn = get_insns (); insn ; insn = NEXT_INSN (insn)) - if (NONDEBUG_INSN_P (insn)) - FOR_EACH_SUBRTX (iter, array, PATTERN (insn), ALL) - { - const_rtx x = *iter; - if (GET_CODE (x) == SYMBOL_REF) - { - if (SYMBOL_REF_TLS_MODEL (x) == TLS_MODEL_LOCAL_DYNAMIC) - return some_local_dynamic_name = XSTR (x, 0); - if (CONSTANT_POOL_ADDRESS_P (x)) - iter.substitute (get_pool_constant (x)); - } - } - - return 0; -} - -/* Arrange for us to emit a source location note before any further - real insns or section changes, by setting the SEEN_NEXT_VIEW bit in - *SEEN, as long as we are keeping track of location views. The bit - indicates we have referenced the next view at the current PC, so we - have to emit it. This should be called next to the var_location - debug hook. */ - -static inline void -set_next_view_needed (int *seen) -{ - if (debug_variable_location_views) - *seen |= SEEN_NEXT_VIEW; -} - -/* Clear the flag in *SEEN indicating we need to emit the next view. - This should be called next to the source_line debug hook. */ - -static inline void -clear_next_view_needed (int *seen) -{ - *seen &= ~SEEN_NEXT_VIEW; -} - -/* Test whether we have a pending request to emit the next view in - *SEEN, and emit it if needed, clearing the request bit. */ - -static inline void -maybe_output_next_view (int *seen) -{ - if ((*seen & SEEN_NEXT_VIEW) != 0) - { - clear_next_view_needed (seen); - (*debug_hooks->source_line) (last_linenum, last_columnnum, - last_filename, last_discriminator, - false); - } -} - -/* We want to emit param bindings (before the first begin_stmt) in the - initial view, if we are emitting views. To that end, we may - consume initial notes in the function, processing them in - final_start_function, before signaling the beginning of the - prologue, rather than in final. - - We don't test whether the DECLs are PARM_DECLs: the assumption is - that there will be a NOTE_INSN_BEGIN_STMT marker before any - non-parameter NOTE_INSN_VAR_LOCATION. It's ok if the marker is not - there, we'll just have more variable locations bound in the initial - view, which is consistent with their being bound without any code - that would give them a value. */ - -static inline bool -in_initial_view_p (rtx_insn *insn) -{ - return (!DECL_IGNORED_P (current_function_decl) - && debug_variable_location_views - && insn && GET_CODE (insn) == NOTE - && (NOTE_KIND (insn) == NOTE_INSN_VAR_LOCATION - || NOTE_KIND (insn) == NOTE_INSN_DELETED)); -} - -/* Output assembler code for the start of a function, - and initialize some of the variables in this file - for the new function. The label for the function and associated - assembler pseudo-ops have already been output in `assemble_start_function'. - - FIRST is the first insn of the rtl for the function being compiled. - FILE is the file to write assembler code to. - SEEN should be initially set to zero, and it may be updated to - indicate we have references to the next location view, that would - require us to emit it at the current PC. - OPTIMIZE_P is nonzero if we should eliminate redundant - test and compare insns. */ - -static void -final_start_function_1 (rtx_insn **firstp, FILE *file, int *seen, - int optimize_p ATTRIBUTE_UNUSED) -{ - block_depth = 0; - - this_is_asm_operands = 0; - - need_profile_function = false; - - last_filename = LOCATION_FILE (prologue_location); - last_linenum = LOCATION_LINE (prologue_location); - last_columnnum = LOCATION_COLUMN (prologue_location); - last_discriminator = discriminator = 0; - last_bb_discriminator = bb_discriminator = 0; - force_source_line = false; - - high_block_linenum = high_function_linenum = last_linenum; - - if (flag_sanitize & SANITIZE_ADDRESS) - asan_function_start (); - - rtx_insn *first = *firstp; - if (in_initial_view_p (first)) - { - do - { - final_scan_insn (first, file, 0, 0, seen); - first = NEXT_INSN (first); - } - while (in_initial_view_p (first)); - *firstp = first; - } - - if (!DECL_IGNORED_P (current_function_decl)) - debug_hooks->begin_prologue (last_linenum, last_columnnum, - last_filename); - - if (!dwarf2_debug_info_emitted_p (current_function_decl)) - dwarf2out_begin_prologue (0, 0, NULL); - - if (DECL_IGNORED_P (current_function_decl) && last_linenum && last_filename) - debug_hooks->set_ignored_loc (last_linenum, last_columnnum, last_filename); - -#ifdef LEAF_REG_REMAP - if (crtl->uses_only_leaf_regs) - leaf_renumber_regs (first); -#endif - - /* The Sun386i and perhaps other machines don't work right - if the profiling code comes after the prologue. */ - if (targetm.profile_before_prologue () && crtl->profile) - { - if (targetm.asm_out.function_prologue == default_function_pro_epilogue - && targetm.have_prologue ()) - { - rtx_insn *insn; - for (insn = first; insn; insn = NEXT_INSN (insn)) - if (!NOTE_P (insn)) - { - insn = NULL; - break; - } - else if (NOTE_KIND (insn) == NOTE_INSN_BASIC_BLOCK - || NOTE_KIND (insn) == NOTE_INSN_FUNCTION_BEG) - break; - else if (NOTE_KIND (insn) == NOTE_INSN_DELETED - || NOTE_KIND (insn) == NOTE_INSN_VAR_LOCATION) - continue; - else - { - insn = NULL; - break; - } - - if (insn) - need_profile_function = true; - else - profile_function (file); - } - else - profile_function (file); - } - - /* If debugging, assign block numbers to all of the blocks in this - function. */ - if (write_symbols) - { - reemit_insn_block_notes (); - number_blocks (current_function_decl); - /* We never actually put out begin/end notes for the top-level - block in the function. But, conceptually, that block is - always needed. */ - TREE_ASM_WRITTEN (DECL_INITIAL (current_function_decl)) = 1; - } - - unsigned HOST_WIDE_INT min_frame_size - = constant_lower_bound (get_frame_size ()); - if (min_frame_size > (unsigned HOST_WIDE_INT) warn_frame_larger_than_size) - { - /* Issue a warning */ - warning (OPT_Wframe_larger_than_, - "the frame size of %wu bytes is larger than %wu bytes", - min_frame_size, warn_frame_larger_than_size); - } - - /* First output the function prologue: code to set up the stack frame. */ - targetm.asm_out.function_prologue (file); - - /* If the machine represents the prologue as RTL, the profiling code must - be emitted when NOTE_INSN_PROLOGUE_END is scanned. */ - if (! targetm.have_prologue ()) - profile_after_prologue (file); -} - -/* This is an exported final_start_function_1, callable without SEEN. */ - -void -final_start_function (rtx_insn *first, FILE *file, - int optimize_p ATTRIBUTE_UNUSED) -{ - int seen = 0; - final_start_function_1 (&first, file, &seen, optimize_p); - gcc_assert (seen == 0); -} - -static void -profile_after_prologue (FILE *file ATTRIBUTE_UNUSED) -{ - if (!targetm.profile_before_prologue () && crtl->profile) - profile_function (file); -} - -static void -profile_function (FILE *file ATTRIBUTE_UNUSED) -{ -#ifndef NO_PROFILE_COUNTERS -# define NO_PROFILE_COUNTERS 0 -#endif -#ifdef ASM_OUTPUT_REG_PUSH - rtx sval = NULL, chain = NULL; - - if (cfun->returns_struct) - sval = targetm.calls.struct_value_rtx (TREE_TYPE (current_function_decl), - true); - if (cfun->static_chain_decl) - chain = targetm.calls.static_chain (current_function_decl, true); -#endif /* ASM_OUTPUT_REG_PUSH */ - - if (! NO_PROFILE_COUNTERS) - { - int align = MIN (BIGGEST_ALIGNMENT, LONG_TYPE_SIZE); - switch_to_section (data_section); - ASM_OUTPUT_ALIGN (file, floor_log2 (align / BITS_PER_UNIT)); - targetm.asm_out.internal_label (file, "LP", current_function_funcdef_no); - assemble_integer (const0_rtx, LONG_TYPE_SIZE / BITS_PER_UNIT, align, 1); - } - - switch_to_section (current_function_section ()); - -#ifdef ASM_OUTPUT_REG_PUSH - if (sval && REG_P (sval)) - ASM_OUTPUT_REG_PUSH (file, REGNO (sval)); - if (chain && REG_P (chain)) - ASM_OUTPUT_REG_PUSH (file, REGNO (chain)); -#endif - - FUNCTION_PROFILER (file, current_function_funcdef_no); - -#ifdef ASM_OUTPUT_REG_PUSH - if (chain && REG_P (chain)) - ASM_OUTPUT_REG_POP (file, REGNO (chain)); - if (sval && REG_P (sval)) - ASM_OUTPUT_REG_POP (file, REGNO (sval)); -#endif -} - -/* Output assembler code for the end of a function. - For clarity, args are same as those of `final_start_function' - even though not all of them are needed. */ - -void -final_end_function (void) -{ - app_disable (); - - if (!DECL_IGNORED_P (current_function_decl)) - debug_hooks->end_function (high_function_linenum); - - /* Finally, output the function epilogue: - code to restore the stack frame and return to the caller. */ - targetm.asm_out.function_epilogue (asm_out_file); - - /* And debug output. */ - if (!DECL_IGNORED_P (current_function_decl)) - debug_hooks->end_epilogue (last_linenum, last_filename); - - if (!dwarf2_debug_info_emitted_p (current_function_decl) - && dwarf2out_do_frame ()) - dwarf2out_end_epilogue (last_linenum, last_filename); - - some_local_dynamic_name = 0; -} - - -/* Dumper helper for basic block information. FILE is the assembly - output file, and INSN is the instruction being emitted. */ - -static void -dump_basic_block_info (FILE *file, rtx_insn *insn, basic_block *start_to_bb, - basic_block *end_to_bb, int bb_map_size, int *bb_seqn) -{ - basic_block bb; - - if (!flag_debug_asm) - return; - - if (INSN_UID (insn) < bb_map_size - && (bb = start_to_bb[INSN_UID (insn)]) != NULL) - { - edge e; - edge_iterator ei; - - fprintf (file, "%s BLOCK %d", ASM_COMMENT_START, bb->index); - if (bb->count.initialized_p ()) - { - fprintf (file, ", count:"); - bb->count.dump (file); - } - fprintf (file, " seq:%d", (*bb_seqn)++); - fprintf (file, "\n%s PRED:", ASM_COMMENT_START); - FOR_EACH_EDGE (e, ei, bb->preds) - { - dump_edge_info (file, e, TDF_DETAILS, 0); - } - fprintf (file, "\n"); - } - if (INSN_UID (insn) < bb_map_size - && (bb = end_to_bb[INSN_UID (insn)]) != NULL) - { - edge e; - edge_iterator ei; - - fprintf (asm_out_file, "%s SUCC:", ASM_COMMENT_START); - FOR_EACH_EDGE (e, ei, bb->succs) - { - dump_edge_info (asm_out_file, e, TDF_DETAILS, 1); - } - fprintf (file, "\n"); - } -} - -/* Output assembler code for some insns: all or part of a function. - For description of args, see `final_start_function', above. */ - -static void -final_1 (rtx_insn *first, FILE *file, int seen, int optimize_p) -{ - rtx_insn *insn, *next; - - /* Used for -dA dump. */ - basic_block *start_to_bb = NULL; - basic_block *end_to_bb = NULL; - int bb_map_size = 0; - int bb_seqn = 0; - - last_ignored_compare = 0; - - init_recog (); - - CC_STATUS_INIT; - - if (flag_debug_asm) - { - basic_block bb; - - bb_map_size = get_max_uid () + 1; - start_to_bb = XCNEWVEC (basic_block, bb_map_size); - end_to_bb = XCNEWVEC (basic_block, bb_map_size); - - /* There is no cfg for a thunk. */ - if (!cfun->is_thunk) - FOR_EACH_BB_REVERSE_FN (bb, cfun) - { - start_to_bb[INSN_UID (BB_HEAD (bb))] = bb; - end_to_bb[INSN_UID (BB_END (bb))] = bb; - } - } - - /* Output the insns. */ - for (insn = first; insn;) - { - if (HAVE_ATTR_length) - { - if ((unsigned) INSN_UID (insn) >= INSN_ADDRESSES_SIZE ()) - { - /* This can be triggered by bugs elsewhere in the compiler if - new insns are created after init_insn_lengths is called. */ - gcc_assert (NOTE_P (insn)); - insn_current_address = -1; - } - else - insn_current_address = INSN_ADDRESSES (INSN_UID (insn)); - /* final can be seen as an iteration of shorten_branches that - does nothing (since a fixed point has already been reached). */ - insn_last_address = insn_current_address; - } - - dump_basic_block_info (file, insn, start_to_bb, end_to_bb, - bb_map_size, &bb_seqn); - insn = final_scan_insn (insn, file, optimize_p, 0, &seen); - } - - maybe_output_next_view (&seen); - - if (flag_debug_asm) - { - free (start_to_bb); - free (end_to_bb); - } - - /* Remove CFI notes, to avoid compare-debug failures. */ - for (insn = first; insn; insn = next) - { - next = NEXT_INSN (insn); - if (NOTE_P (insn) - && (NOTE_KIND (insn) == NOTE_INSN_CFI - || NOTE_KIND (insn) == NOTE_INSN_CFI_LABEL)) - delete_insn (insn); - } -} - -/* This is an exported final_1, callable without SEEN. */ - -void -final (rtx_insn *first, FILE *file, int optimize_p) -{ - /* Those that use the internal final_start_function_1/final_1 API - skip initial debug bind notes in final_start_function_1, and pass - the modified FIRST to final_1. But those that use the public - final_start_function/final APIs, final_start_function can't move - FIRST because it's not passed by reference, so if they were - skipped there, skip them again here. */ - while (in_initial_view_p (first)) - first = NEXT_INSN (first); - - final_1 (first, file, 0, optimize_p); -} - -const char * -get_insn_template (int code, rtx_insn *insn) -{ - switch (insn_data[code].output_format) - { - case INSN_OUTPUT_FORMAT_SINGLE: - return insn_data[code].output.single; - case INSN_OUTPUT_FORMAT_MULTI: - return insn_data[code].output.multi[which_alternative]; - case INSN_OUTPUT_FORMAT_FUNCTION: - gcc_assert (insn); - return (*insn_data[code].output.function) (recog_data.operand, insn); - - default: - gcc_unreachable (); - } -} - -/* Emit the appropriate declaration for an alternate-entry-point - symbol represented by INSN, to FILE. INSN is a CODE_LABEL with - LABEL_KIND != LABEL_NORMAL. - - The case fall-through in this function is intentional. */ -static void -output_alternate_entry_point (FILE *file, rtx_insn *insn) -{ - const char *name = LABEL_NAME (insn); - - switch (LABEL_KIND (insn)) - { - case LABEL_WEAK_ENTRY: -#ifdef ASM_WEAKEN_LABEL - ASM_WEAKEN_LABEL (file, name); - gcc_fallthrough (); -#endif - case LABEL_GLOBAL_ENTRY: - targetm.asm_out.globalize_label (file, name); - gcc_fallthrough (); - case LABEL_STATIC_ENTRY: -#ifdef ASM_OUTPUT_TYPE_DIRECTIVE - ASM_OUTPUT_TYPE_DIRECTIVE (file, name, "function"); -#endif - ASM_OUTPUT_LABEL (file, name); - break; - - case LABEL_NORMAL: - default: - gcc_unreachable (); - } -} - -/* Given a CALL_INSN, find and return the nested CALL. */ -static rtx -call_from_call_insn (rtx_call_insn *insn) -{ - rtx x; - gcc_assert (CALL_P (insn)); - x = PATTERN (insn); - - while (GET_CODE (x) != CALL) - { - switch (GET_CODE (x)) - { - default: - gcc_unreachable (); - case COND_EXEC: - x = COND_EXEC_CODE (x); - break; - case PARALLEL: - x = XVECEXP (x, 0, 0); - break; - case SET: - x = XEXP (x, 1); - break; - } - } - return x; -} - -/* Print a comment into the asm showing FILENAME, LINENUM, and the - corresponding source line, if available. */ - -static void -asm_show_source (const char *filename, int linenum) -{ - if (!filename) - return; - - char_span line = location_get_source_line (filename, linenum); - if (!line) - return; - - fprintf (asm_out_file, "%s %s:%i: ", ASM_COMMENT_START, filename, linenum); - /* "line" is not 0-terminated, so we must use its length. */ - fwrite (line.get_buffer (), 1, line.length (), asm_out_file); - fputc ('\n', asm_out_file); -} - -/* Judge if an absolute jump table is relocatable. */ - -bool -jumptable_relocatable (void) -{ - bool relocatable = false; - - if (!CASE_VECTOR_PC_RELATIVE - && !targetm.asm_out.generate_pic_addr_diff_vec () - && targetm_common.have_named_sections) - relocatable = targetm.asm_out.reloc_rw_mask (); - - return relocatable; -} - -/* The final scan for one insn, INSN. - Args are same as in `final', except that INSN - is the insn being scanned. - Value returned is the next insn to be scanned. - - NOPEEPHOLES is the flag to disallow peephole processing (currently - used for within delayed branch sequence output). - - SEEN is used to track the end of the prologue, for emitting - debug information. We force the emission of a line note after - both NOTE_INSN_PROLOGUE_END and NOTE_INSN_FUNCTION_BEG. */ - -static rtx_insn * -final_scan_insn_1 (rtx_insn *insn, FILE *file, int optimize_p ATTRIBUTE_UNUSED, - int nopeepholes ATTRIBUTE_UNUSED, int *seen) -{ - rtx_insn *next; - rtx_jump_table_data *table; - - insn_counter++; - - /* Ignore deleted insns. These can occur when we split insns (due to a - template of "#") while not optimizing. */ - if (insn->deleted ()) - return NEXT_INSN (insn); - - switch (GET_CODE (insn)) - { - case NOTE: - switch (NOTE_KIND (insn)) - { - case NOTE_INSN_DELETED: - case NOTE_INSN_UPDATE_SJLJ_CONTEXT: - break; - - case NOTE_INSN_SWITCH_TEXT_SECTIONS: - maybe_output_next_view (seen); - - output_function_exception_table (0); - - if (targetm.asm_out.unwind_emit) - targetm.asm_out.unwind_emit (asm_out_file, insn); - - in_cold_section_p = !in_cold_section_p; - - gcc_checking_assert (in_cold_section_p); - if (in_cold_section_p) - cold_function_name - = clone_function_name (current_function_decl, "cold"); - - if (dwarf2out_do_frame ()) - { - dwarf2out_switch_text_section (); - if (!dwarf2_debug_info_emitted_p (current_function_decl) - && !DECL_IGNORED_P (current_function_decl)) - debug_hooks->switch_text_section (); - } - else if (!DECL_IGNORED_P (current_function_decl)) - debug_hooks->switch_text_section (); - if (DECL_IGNORED_P (current_function_decl) && last_linenum - && last_filename) - debug_hooks->set_ignored_loc (last_linenum, last_columnnum, - last_filename); - - switch_to_section (current_function_section ()); - targetm.asm_out.function_switched_text_sections (asm_out_file, - current_function_decl, - in_cold_section_p); - /* Emit a label for the split cold section. Form label name by - suffixing "cold" to the original function's name. */ - if (in_cold_section_p) - { -#ifdef ASM_DECLARE_COLD_FUNCTION_NAME - ASM_DECLARE_COLD_FUNCTION_NAME (asm_out_file, - IDENTIFIER_POINTER - (cold_function_name), - current_function_decl); -#else - ASM_OUTPUT_LABEL (asm_out_file, - IDENTIFIER_POINTER (cold_function_name)); -#endif - if (dwarf2out_do_frame () - && cfun->fde->dw_fde_second_begin != NULL) - ASM_OUTPUT_LABEL (asm_out_file, cfun->fde->dw_fde_second_begin); - } - break; - - case NOTE_INSN_BASIC_BLOCK: - if (need_profile_function) - { - profile_function (asm_out_file); - need_profile_function = false; - } - - if (targetm.asm_out.unwind_emit) - targetm.asm_out.unwind_emit (asm_out_file, insn); - - bb_discriminator = NOTE_BASIC_BLOCK (insn)->discriminator; - break; - - case NOTE_INSN_EH_REGION_BEG: - ASM_OUTPUT_DEBUG_LABEL (asm_out_file, "LEHB", - NOTE_EH_HANDLER (insn)); - break; - - case NOTE_INSN_EH_REGION_END: - ASM_OUTPUT_DEBUG_LABEL (asm_out_file, "LEHE", - NOTE_EH_HANDLER (insn)); - break; - - case NOTE_INSN_PROLOGUE_END: - targetm.asm_out.function_end_prologue (file); - profile_after_prologue (file); - - if ((*seen & (SEEN_EMITTED | SEEN_NOTE)) == SEEN_NOTE) - { - *seen |= SEEN_EMITTED; - force_source_line = true; - } - else - *seen |= SEEN_NOTE; - - break; - - case NOTE_INSN_EPILOGUE_BEG: - if (!DECL_IGNORED_P (current_function_decl)) - (*debug_hooks->begin_epilogue) (last_linenum, last_filename); - targetm.asm_out.function_begin_epilogue (file); - break; - - case NOTE_INSN_CFI: - dwarf2out_emit_cfi (NOTE_CFI (insn)); - break; - - case NOTE_INSN_CFI_LABEL: - ASM_OUTPUT_DEBUG_LABEL (asm_out_file, "LCFI", - NOTE_LABEL_NUMBER (insn)); - break; - - case NOTE_INSN_FUNCTION_BEG: - if (need_profile_function) - { - profile_function (asm_out_file); - need_profile_function = false; - } - - app_disable (); - if (!DECL_IGNORED_P (current_function_decl)) - debug_hooks->end_prologue (last_linenum, last_filename); - - if ((*seen & (SEEN_EMITTED | SEEN_NOTE)) == SEEN_NOTE) - { - *seen |= SEEN_EMITTED; - force_source_line = true; - } - else - *seen |= SEEN_NOTE; - - break; - - case NOTE_INSN_BLOCK_BEG: - if (debug_info_level >= DINFO_LEVEL_NORMAL - || dwarf_debuginfo_p () - || write_symbols == VMS_DEBUG) - { - int n = BLOCK_NUMBER (NOTE_BLOCK (insn)); - - app_disable (); - ++block_depth; - high_block_linenum = last_linenum; - - /* Output debugging info about the symbol-block beginning. */ - if (!DECL_IGNORED_P (current_function_decl)) - debug_hooks->begin_block (last_linenum, n); - - /* Mark this block as output. */ - TREE_ASM_WRITTEN (NOTE_BLOCK (insn)) = 1; - BLOCK_IN_COLD_SECTION_P (NOTE_BLOCK (insn)) = in_cold_section_p; - } - if (write_symbols == DBX_DEBUG) - { - location_t *locus_ptr - = block_nonartificial_location (NOTE_BLOCK (insn)); - - if (locus_ptr != NULL) - { - override_filename = LOCATION_FILE (*locus_ptr); - override_linenum = LOCATION_LINE (*locus_ptr); - override_columnnum = LOCATION_COLUMN (*locus_ptr); - override_discriminator = compute_discriminator (*locus_ptr); - } - } - break; - - case NOTE_INSN_BLOCK_END: - maybe_output_next_view (seen); - - if (debug_info_level >= DINFO_LEVEL_NORMAL - || dwarf_debuginfo_p () - || write_symbols == VMS_DEBUG) - { - int n = BLOCK_NUMBER (NOTE_BLOCK (insn)); - - app_disable (); - - /* End of a symbol-block. */ - --block_depth; - gcc_assert (block_depth >= 0); - - if (!DECL_IGNORED_P (current_function_decl)) - debug_hooks->end_block (high_block_linenum, n); - gcc_assert (BLOCK_IN_COLD_SECTION_P (NOTE_BLOCK (insn)) - == in_cold_section_p); - } - if (write_symbols == DBX_DEBUG) - { - tree outer_block = BLOCK_SUPERCONTEXT (NOTE_BLOCK (insn)); - location_t *locus_ptr - = block_nonartificial_location (outer_block); - - if (locus_ptr != NULL) - { - override_filename = LOCATION_FILE (*locus_ptr); - override_linenum = LOCATION_LINE (*locus_ptr); - override_columnnum = LOCATION_COLUMN (*locus_ptr); - override_discriminator = compute_discriminator (*locus_ptr); - } - else - { - override_filename = NULL; - override_linenum = 0; - override_columnnum = 0; - override_discriminator = 0; - } - } - break; - - case NOTE_INSN_DELETED_LABEL: - /* Emit the label. We may have deleted the CODE_LABEL because - the label could be proved to be unreachable, though still - referenced (in the form of having its address taken. */ - ASM_OUTPUT_DEBUG_LABEL (file, "L", CODE_LABEL_NUMBER (insn)); - break; - - case NOTE_INSN_DELETED_DEBUG_LABEL: - /* Similarly, but need to use different namespace for it. */ - if (CODE_LABEL_NUMBER (insn) != -1) - ASM_OUTPUT_DEBUG_LABEL (file, "LDL", CODE_LABEL_NUMBER (insn)); - break; - - case NOTE_INSN_VAR_LOCATION: - if (!DECL_IGNORED_P (current_function_decl)) - { - debug_hooks->var_location (insn); - set_next_view_needed (seen); - } - break; - - case NOTE_INSN_BEGIN_STMT: - gcc_checking_assert (cfun->debug_nonbind_markers); - if (!DECL_IGNORED_P (current_function_decl) - && notice_source_line (insn, NULL)) - { - output_source_line: - (*debug_hooks->source_line) (last_linenum, last_columnnum, - last_filename, last_discriminator, - true); - clear_next_view_needed (seen); - } - break; - - case NOTE_INSN_INLINE_ENTRY: - gcc_checking_assert (cfun->debug_nonbind_markers); - if (!DECL_IGNORED_P (current_function_decl) - && notice_source_line (insn, NULL)) - { - (*debug_hooks->inline_entry) (LOCATION_BLOCK - (NOTE_MARKER_LOCATION (insn))); - goto output_source_line; - } - break; - - default: - gcc_unreachable (); - break; - } - break; - - case BARRIER: - break; - - case CODE_LABEL: - /* The target port might emit labels in the output function for - some insn, e.g. sh.c output_branchy_insn. */ - if (CODE_LABEL_NUMBER (insn) <= max_labelno) - { - align_flags alignment = LABEL_TO_ALIGNMENT (insn); - if (alignment.levels[0].log && NEXT_INSN (insn)) - { -#ifdef ASM_OUTPUT_MAX_SKIP_ALIGN - /* Output both primary and secondary alignment. */ - ASM_OUTPUT_MAX_SKIP_ALIGN (file, alignment.levels[0].log, - alignment.levels[0].maxskip); - ASM_OUTPUT_MAX_SKIP_ALIGN (file, alignment.levels[1].log, - alignment.levels[1].maxskip); -#else -#ifdef ASM_OUTPUT_ALIGN_WITH_NOP - ASM_OUTPUT_ALIGN_WITH_NOP (file, alignment.levels[0].log); -#else - ASM_OUTPUT_ALIGN (file, alignment.levels[0].log); -#endif -#endif - } - } - CC_STATUS_INIT; - - if (!DECL_IGNORED_P (current_function_decl) && LABEL_NAME (insn)) - debug_hooks->label (as_a <rtx_code_label *> (insn)); - - app_disable (); - - /* If this label is followed by a jump-table, make sure we put - the label in the read-only section. Also possibly write the - label and jump table together. */ - table = jump_table_for_label (as_a <rtx_code_label *> (insn)); - if (table) - { -#if defined(ASM_OUTPUT_ADDR_VEC) || defined(ASM_OUTPUT_ADDR_DIFF_VEC) - /* In this case, the case vector is being moved by the - target, so don't output the label at all. Leave that - to the back end macros. */ -#else - if (! JUMP_TABLES_IN_TEXT_SECTION) - { - int log_align; - - switch_to_section (targetm.asm_out.function_rodata_section - (current_function_decl, - jumptable_relocatable ())); - -#ifdef ADDR_VEC_ALIGN - log_align = ADDR_VEC_ALIGN (table); -#else - log_align = exact_log2 (BIGGEST_ALIGNMENT / BITS_PER_UNIT); -#endif - ASM_OUTPUT_ALIGN (file, log_align); - } - else - switch_to_section (current_function_section ()); - -#ifdef ASM_OUTPUT_CASE_LABEL - ASM_OUTPUT_CASE_LABEL (file, "L", CODE_LABEL_NUMBER (insn), table); -#else - targetm.asm_out.internal_label (file, "L", CODE_LABEL_NUMBER (insn)); -#endif -#endif - break; - } - if (LABEL_ALT_ENTRY_P (insn)) - output_alternate_entry_point (file, insn); - else - targetm.asm_out.internal_label (file, "L", CODE_LABEL_NUMBER (insn)); - break; - - default: - { - rtx body = PATTERN (insn); - int insn_code_number; - const char *templ; - bool is_stmt, *is_stmt_p; - - if (MAY_HAVE_DEBUG_MARKER_INSNS && cfun->debug_nonbind_markers) - { - is_stmt = false; - is_stmt_p = NULL; - } - else - is_stmt_p = &is_stmt; - - /* Reset this early so it is correct for ASM statements. */ - current_insn_predicate = NULL_RTX; - - /* An INSN, JUMP_INSN or CALL_INSN. - First check for special kinds that recog doesn't recognize. */ - - if (GET_CODE (body) == USE /* These are just declarations. */ - || GET_CODE (body) == CLOBBER) - break; - - /* Detect insns that are really jump-tables - and output them as such. */ - - if (JUMP_TABLE_DATA_P (insn)) - { -#if !(defined(ASM_OUTPUT_ADDR_VEC) || defined(ASM_OUTPUT_ADDR_DIFF_VEC)) - int vlen, idx; -#endif - - if (! JUMP_TABLES_IN_TEXT_SECTION) - switch_to_section (targetm.asm_out.function_rodata_section - (current_function_decl, - jumptable_relocatable ())); - else - switch_to_section (current_function_section ()); - - app_disable (); - -#if defined(ASM_OUTPUT_ADDR_VEC) || defined(ASM_OUTPUT_ADDR_DIFF_VEC) - if (GET_CODE (body) == ADDR_VEC) - { -#ifdef ASM_OUTPUT_ADDR_VEC - ASM_OUTPUT_ADDR_VEC (PREV_INSN (insn), body); -#else - gcc_unreachable (); -#endif - } - else - { -#ifdef ASM_OUTPUT_ADDR_DIFF_VEC - ASM_OUTPUT_ADDR_DIFF_VEC (PREV_INSN (insn), body); -#else - gcc_unreachable (); -#endif - } -#else - vlen = XVECLEN (body, GET_CODE (body) == ADDR_DIFF_VEC); - for (idx = 0; idx < vlen; idx++) - { - if (GET_CODE (body) == ADDR_VEC) - { -#ifdef ASM_OUTPUT_ADDR_VEC_ELT - ASM_OUTPUT_ADDR_VEC_ELT - (file, CODE_LABEL_NUMBER (XEXP (XVECEXP (body, 0, idx), 0))); -#else - gcc_unreachable (); -#endif - } - else - { -#ifdef ASM_OUTPUT_ADDR_DIFF_ELT - ASM_OUTPUT_ADDR_DIFF_ELT - (file, - body, - CODE_LABEL_NUMBER (XEXP (XVECEXP (body, 1, idx), 0)), - CODE_LABEL_NUMBER (XEXP (XEXP (body, 0), 0))); -#else - gcc_unreachable (); -#endif - } - } -#ifdef ASM_OUTPUT_CASE_END - ASM_OUTPUT_CASE_END (file, - CODE_LABEL_NUMBER (PREV_INSN (insn)), - insn); -#endif -#endif - - switch_to_section (current_function_section ()); - - if (debug_variable_location_views - && !DECL_IGNORED_P (current_function_decl)) - debug_hooks->var_location (insn); - - break; - } - /* Output this line note if it is the first or the last line - note in a row. */ - if (!DECL_IGNORED_P (current_function_decl) - && notice_source_line (insn, is_stmt_p)) - { - if (flag_verbose_asm) - asm_show_source (last_filename, last_linenum); - (*debug_hooks->source_line) (last_linenum, last_columnnum, - last_filename, last_discriminator, - is_stmt); - clear_next_view_needed (seen); - } - else - maybe_output_next_view (seen); - - gcc_checking_assert (!DEBUG_INSN_P (insn)); - - if (GET_CODE (body) == PARALLEL - && GET_CODE (XVECEXP (body, 0, 0)) == ASM_INPUT) - body = XVECEXP (body, 0, 0); - - if (GET_CODE (body) == ASM_INPUT) - { - const char *string = XSTR (body, 0); - - /* There's no telling what that did to the condition codes. */ - CC_STATUS_INIT; - - if (string[0]) - { - expanded_location loc; - - app_enable (); - loc = expand_location (ASM_INPUT_SOURCE_LOCATION (body)); - if (*loc.file && loc.line) - fprintf (asm_out_file, "%s %i \"%s\" 1\n", - ASM_COMMENT_START, loc.line, loc.file); - fprintf (asm_out_file, "\t%s\n", string); -#if HAVE_AS_LINE_ZERO - if (*loc.file && loc.line) - fprintf (asm_out_file, "%s 0 \"\" 2\n", ASM_COMMENT_START); -#endif - } - break; - } - - /* Detect `asm' construct with operands. */ - if (asm_noperands (body) >= 0) - { - unsigned int noperands = asm_noperands (body); - rtx *ops = XALLOCAVEC (rtx, noperands); - const char *string; - location_t loc; - expanded_location expanded; - - /* There's no telling what that did to the condition codes. */ - CC_STATUS_INIT; - - /* Get out the operand values. */ - string = decode_asm_operands (body, ops, NULL, NULL, NULL, &loc); - /* Inhibit dying on what would otherwise be compiler bugs. */ - insn_noperands = noperands; - this_is_asm_operands = insn; - expanded = expand_location (loc); - -#ifdef FINAL_PRESCAN_INSN - FINAL_PRESCAN_INSN (insn, ops, insn_noperands); -#endif - - /* Output the insn using them. */ - if (string[0]) - { - app_enable (); - if (expanded.file && expanded.line) - fprintf (asm_out_file, "%s %i \"%s\" 1\n", - ASM_COMMENT_START, expanded.line, expanded.file); - output_asm_insn (string, ops); -#if HAVE_AS_LINE_ZERO - if (expanded.file && expanded.line) - fprintf (asm_out_file, "%s 0 \"\" 2\n", ASM_COMMENT_START); -#endif - } - - if (targetm.asm_out.final_postscan_insn) - targetm.asm_out.final_postscan_insn (file, insn, ops, - insn_noperands); - - this_is_asm_operands = 0; - break; - } - - app_disable (); - - if (rtx_sequence *seq = dyn_cast <rtx_sequence *> (body)) - { - /* A delayed-branch sequence */ - int i; - - final_sequence = seq; - - /* The first insn in this SEQUENCE might be a JUMP_INSN that will - force the restoration of a comparison that was previously - thought unnecessary. If that happens, cancel this sequence - and cause that insn to be restored. */ - - next = final_scan_insn (seq->insn (0), file, 0, 1, seen); - if (next != seq->insn (1)) - { - final_sequence = 0; - return next; - } - - for (i = 1; i < seq->len (); i++) - { - rtx_insn *insn = seq->insn (i); - rtx_insn *next = NEXT_INSN (insn); - /* We loop in case any instruction in a delay slot gets - split. */ - do - insn = final_scan_insn (insn, file, 0, 1, seen); - while (insn != next); - } -#ifdef DBR_OUTPUT_SEQEND - DBR_OUTPUT_SEQEND (file); -#endif - final_sequence = 0; - - /* If the insn requiring the delay slot was a CALL_INSN, the - insns in the delay slot are actually executed before the - called function. Hence we don't preserve any CC-setting - actions in these insns and the CC must be marked as being - clobbered by the function. */ - if (CALL_P (seq->insn (0))) - { - CC_STATUS_INIT; - } - break; - } - - /* We have a real machine instruction as rtl. */ - - body = PATTERN (insn); - - /* Do machine-specific peephole optimizations if desired. */ - - if (HAVE_peephole && optimize_p && !flag_no_peephole && !nopeepholes) - { - rtx_insn *next = peephole (insn); - /* When peepholing, if there were notes within the peephole, - emit them before the peephole. */ - if (next != 0 && next != NEXT_INSN (insn)) - { - rtx_insn *note, *prev = PREV_INSN (insn); - - for (note = NEXT_INSN (insn); note != next; - note = NEXT_INSN (note)) - final_scan_insn (note, file, optimize_p, nopeepholes, seen); - - /* Put the notes in the proper position for a later - rescan. For example, the SH target can do this - when generating a far jump in a delayed branch - sequence. */ - note = NEXT_INSN (insn); - SET_PREV_INSN (note) = prev; - SET_NEXT_INSN (prev) = note; - SET_NEXT_INSN (PREV_INSN (next)) = insn; - SET_PREV_INSN (insn) = PREV_INSN (next); - SET_NEXT_INSN (insn) = next; - SET_PREV_INSN (next) = insn; - } - - /* PEEPHOLE might have changed this. */ - body = PATTERN (insn); - } - - /* Try to recognize the instruction. - If successful, verify that the operands satisfy the - constraints for the instruction. Crash if they don't, - since `reload' should have changed them so that they do. */ - - insn_code_number = recog_memoized (insn); - cleanup_subreg_operands (insn); - - /* Dump the insn in the assembly for debugging (-dAP). - If the final dump is requested as slim RTL, dump slim - RTL to the assembly file also. */ - if (flag_dump_rtl_in_asm) - { - print_rtx_head = ASM_COMMENT_START; - if (! (dump_flags & TDF_SLIM)) - print_rtl_single (asm_out_file, insn); - else - dump_insn_slim (asm_out_file, insn); - print_rtx_head = ""; - } - - if (! constrain_operands_cached (insn, 1)) - fatal_insn_not_found (insn); - - /* Some target machines need to prescan each insn before - it is output. */ - -#ifdef FINAL_PRESCAN_INSN - FINAL_PRESCAN_INSN (insn, recog_data.operand, recog_data.n_operands); -#endif - - if (targetm.have_conditional_execution () - && GET_CODE (PATTERN (insn)) == COND_EXEC) - current_insn_predicate = COND_EXEC_TEST (PATTERN (insn)); - - current_output_insn = debug_insn = insn; - - /* Find the proper template for this insn. */ - templ = get_insn_template (insn_code_number, insn); - - /* If the C code returns 0, it means that it is a jump insn - which follows a deleted test insn, and that test insn - needs to be reinserted. */ - if (templ == 0) - { - rtx_insn *prev; - - gcc_assert (prev_nonnote_insn (insn) == last_ignored_compare); - - /* We have already processed the notes between the setter and - the user. Make sure we don't process them again, this is - particularly important if one of the notes is a block - scope note or an EH note. */ - for (prev = insn; - prev != last_ignored_compare; - prev = PREV_INSN (prev)) - { - if (NOTE_P (prev)) - delete_insn (prev); /* Use delete_note. */ - } - - return prev; - } - - /* If the template is the string "#", it means that this insn must - be split. */ - if (templ[0] == '#' && templ[1] == '\0') - { - rtx_insn *new_rtx = try_split (body, insn, 0); - - /* If we didn't split the insn, go away. */ - if (new_rtx == insn && PATTERN (new_rtx) == body) - fatal_insn ("could not split insn", insn); - - /* If we have a length attribute, this instruction should have - been split in shorten_branches, to ensure that we would have - valid length info for the splitees. */ - gcc_assert (!HAVE_ATTR_length); - - return new_rtx; - } - - /* ??? This will put the directives in the wrong place if - get_insn_template outputs assembly directly. However calling it - before get_insn_template breaks if the insns is split. */ - if (targetm.asm_out.unwind_emit_before_insn - && targetm.asm_out.unwind_emit) - targetm.asm_out.unwind_emit (asm_out_file, insn); - - rtx_call_insn *call_insn = dyn_cast <rtx_call_insn *> (insn); - if (call_insn != NULL) - { - rtx x = call_from_call_insn (call_insn); - x = XEXP (x, 0); - if (x && MEM_P (x) && GET_CODE (XEXP (x, 0)) == SYMBOL_REF) - { - tree t; - x = XEXP (x, 0); - t = SYMBOL_REF_DECL (x); - if (t) - assemble_external (t); - } - } - - /* Output assembler code from the template. */ - output_asm_insn (templ, recog_data.operand); - - /* Some target machines need to postscan each insn after - it is output. */ - if (targetm.asm_out.final_postscan_insn) - targetm.asm_out.final_postscan_insn (file, insn, recog_data.operand, - recog_data.n_operands); - - if (!targetm.asm_out.unwind_emit_before_insn - && targetm.asm_out.unwind_emit) - targetm.asm_out.unwind_emit (asm_out_file, insn); - - /* Let the debug info back-end know about this call. We do this only - after the instruction has been emitted because labels that may be - created to reference the call instruction must appear after it. */ - if ((debug_variable_location_views || call_insn != NULL) - && !DECL_IGNORED_P (current_function_decl)) - debug_hooks->var_location (insn); - - current_output_insn = debug_insn = 0; - } - } - return NEXT_INSN (insn); -} - -/* This is a wrapper around final_scan_insn_1 that allows ports to - call it recursively without a known value for SEEN. The value is - saved at the outermost call, and recovered for recursive calls. - Recursive calls MUST pass NULL, or the same pointer if they can - otherwise get to it. */ - -rtx_insn * -final_scan_insn (rtx_insn *insn, FILE *file, int optimize_p, - int nopeepholes, int *seen) -{ - static int *enclosing_seen; - static int recursion_counter; - - gcc_assert (seen || recursion_counter); - gcc_assert (!recursion_counter || !seen || seen == enclosing_seen); - - if (!recursion_counter++) - enclosing_seen = seen; - else if (!seen) - seen = enclosing_seen; - - rtx_insn *ret = final_scan_insn_1 (insn, file, optimize_p, nopeepholes, seen); - - if (!--recursion_counter) - enclosing_seen = NULL; - - return ret; -} - - - -/* Map DECLs to instance discriminators. This is allocated and - defined in ada/gcc-interfaces/trans.c, when compiling with -gnateS. - Mappings from this table are saved and restored for LTO, so - link-time compilation will have this map set, at least in - partitions containing at least one DECL with an associated instance - discriminator. */ - -decl_to_instance_map_t *decl_to_instance_map; - -/* Return the instance number assigned to DECL. */ - -static inline int -map_decl_to_instance (const_tree decl) -{ - int *inst; - - if (!decl_to_instance_map || !decl || !DECL_P (decl)) - return 0; - - inst = decl_to_instance_map->get (decl); - - if (!inst) - return 0; - - return *inst; -} - -/* Set DISCRIMINATOR to the appropriate value, possibly derived from LOC. */ - -static inline int -compute_discriminator (location_t loc) -{ - int discriminator; - - if (!decl_to_instance_map) - discriminator = bb_discriminator; - else - { - tree block = LOCATION_BLOCK (loc); - - while (block && TREE_CODE (block) == BLOCK - && !inlined_function_outer_scope_p (block)) - block = BLOCK_SUPERCONTEXT (block); - - tree decl; - - if (!block) - decl = current_function_decl; - else if (DECL_P (block)) - decl = block; - else - decl = block_ultimate_origin (block); - - discriminator = map_decl_to_instance (decl); - } - - return discriminator; -} - -/* Return whether a source line note needs to be emitted before INSN. - Sets IS_STMT to TRUE if the line should be marked as a possible - breakpoint location. */ - -static bool -notice_source_line (rtx_insn *insn, bool *is_stmt) -{ - const char *filename; - int linenum, columnnum; - - if (NOTE_MARKER_P (insn)) - { - location_t loc = NOTE_MARKER_LOCATION (insn); - expanded_location xloc = expand_location (loc); - if (xloc.line == 0 - && (LOCATION_LOCUS (loc) == UNKNOWN_LOCATION - || LOCATION_LOCUS (loc) == BUILTINS_LOCATION)) - return false; - - filename = xloc.file; - linenum = xloc.line; - columnnum = xloc.column; - discriminator = compute_discriminator (loc); - force_source_line = true; - } - else if (override_filename) - { - filename = override_filename; - linenum = override_linenum; - columnnum = override_columnnum; - discriminator = override_discriminator; - } - else if (INSN_HAS_LOCATION (insn)) - { - expanded_location xloc = insn_location (insn); - filename = xloc.file; - linenum = xloc.line; - columnnum = xloc.column; - discriminator = compute_discriminator (INSN_LOCATION (insn)); - } - else - { - filename = NULL; - linenum = 0; - columnnum = 0; - discriminator = 0; - } - - if (filename == NULL) - return false; - - if (force_source_line - || filename != last_filename - || last_linenum != linenum - || (debug_column_info && last_columnnum != columnnum)) - { - force_source_line = false; - last_filename = filename; - last_linenum = linenum; - last_columnnum = columnnum; - last_discriminator = discriminator; - if (is_stmt) - *is_stmt = true; - high_block_linenum = MAX (last_linenum, high_block_linenum); - high_function_linenum = MAX (last_linenum, high_function_linenum); - return true; - } - - if (SUPPORTS_DISCRIMINATOR && last_discriminator != discriminator) - { - /* If the discriminator changed, but the line number did not, - output the line table entry with is_stmt false so the - debugger does not treat this as a breakpoint location. */ - last_discriminator = discriminator; - if (is_stmt) - *is_stmt = false; - return true; - } - - return false; -} - -/* For each operand in INSN, simplify (subreg (reg)) so that it refers - directly to the desired hard register. */ - -void -cleanup_subreg_operands (rtx_insn *insn) -{ - int i; - bool changed = false; - extract_insn_cached (insn); - for (i = 0; i < recog_data.n_operands; i++) - { - /* The following test cannot use recog_data.operand when testing - for a SUBREG: the underlying object might have been changed - already if we are inside a match_operator expression that - matches the else clause. Instead we test the underlying - expression directly. */ - if (GET_CODE (*recog_data.operand_loc[i]) == SUBREG) - { - recog_data.operand[i] = alter_subreg (recog_data.operand_loc[i], true); - changed = true; - } - else if (GET_CODE (recog_data.operand[i]) == PLUS - || GET_CODE (recog_data.operand[i]) == MULT - || MEM_P (recog_data.operand[i])) - recog_data.operand[i] = walk_alter_subreg (recog_data.operand_loc[i], &changed); - } - - for (i = 0; i < recog_data.n_dups; i++) - { - if (GET_CODE (*recog_data.dup_loc[i]) == SUBREG) - { - *recog_data.dup_loc[i] = alter_subreg (recog_data.dup_loc[i], true); - changed = true; - } - else if (GET_CODE (*recog_data.dup_loc[i]) == PLUS - || GET_CODE (*recog_data.dup_loc[i]) == MULT - || MEM_P (*recog_data.dup_loc[i])) - *recog_data.dup_loc[i] = walk_alter_subreg (recog_data.dup_loc[i], &changed); - } - if (changed) - df_insn_rescan (insn); -} - -/* If X is a SUBREG, try to replace it with a REG or a MEM, based on - the thing it is a subreg of. Do it anyway if FINAL_P. */ - -rtx -alter_subreg (rtx *xp, bool final_p) -{ - rtx x = *xp; - rtx y = SUBREG_REG (x); - - /* simplify_subreg does not remove subreg from volatile references. - We are required to. */ - if (MEM_P (y)) - { - poly_int64 offset = SUBREG_BYTE (x); - - /* For paradoxical subregs on big-endian machines, SUBREG_BYTE - contains 0 instead of the proper offset. See simplify_subreg. */ - if (paradoxical_subreg_p (x)) - offset = byte_lowpart_offset (GET_MODE (x), GET_MODE (y)); - - if (final_p) - *xp = adjust_address (y, GET_MODE (x), offset); - else - *xp = adjust_address_nv (y, GET_MODE (x), offset); - } - else if (REG_P (y) && HARD_REGISTER_P (y)) - { - rtx new_rtx = simplify_subreg (GET_MODE (x), y, GET_MODE (y), - SUBREG_BYTE (x)); - - if (new_rtx != 0) - *xp = new_rtx; - else if (final_p && REG_P (y)) - { - /* Simplify_subreg can't handle some REG cases, but we have to. */ - unsigned int regno; - poly_int64 offset; - - regno = subreg_regno (x); - if (subreg_lowpart_p (x)) - offset = byte_lowpart_offset (GET_MODE (x), GET_MODE (y)); - else - offset = SUBREG_BYTE (x); - *xp = gen_rtx_REG_offset (y, GET_MODE (x), regno, offset); - } - } - - return *xp; -} - -/* Do alter_subreg on all the SUBREGs contained in X. */ - -static rtx -walk_alter_subreg (rtx *xp, bool *changed) -{ - rtx x = *xp; - switch (GET_CODE (x)) - { - case PLUS: - case MULT: - case AND: - XEXP (x, 0) = walk_alter_subreg (&XEXP (x, 0), changed); - XEXP (x, 1) = walk_alter_subreg (&XEXP (x, 1), changed); - break; - - case MEM: - case ZERO_EXTEND: - XEXP (x, 0) = walk_alter_subreg (&XEXP (x, 0), changed); - break; - - case SUBREG: - *changed = true; - return alter_subreg (xp, true); - - default: - break; - } - - return *xp; -} - -/* Report inconsistency between the assembler template and the operands. - In an `asm', it's the user's fault; otherwise, the compiler's fault. */ - -void -output_operand_lossage (const char *cmsgid, ...) -{ - char *fmt_string; - char *new_message; - const char *pfx_str; - va_list ap; - - va_start (ap, cmsgid); - - pfx_str = this_is_asm_operands ? _("invalid 'asm': ") : "output_operand: "; - fmt_string = xasprintf ("%s%s", pfx_str, _(cmsgid)); - new_message = xvasprintf (fmt_string, ap); - - if (this_is_asm_operands) - error_for_asm (this_is_asm_operands, "%s", new_message); - else - internal_error ("%s", new_message); - - free (fmt_string); - free (new_message); - va_end (ap); -} - -/* Output of assembler code from a template, and its subroutines. */ - -/* Annotate the assembly with a comment describing the pattern and - alternative used. */ - -static void -output_asm_name (void) -{ - if (debug_insn) - { - fprintf (asm_out_file, "\t%s %d\t", - ASM_COMMENT_START, INSN_UID (debug_insn)); - - fprintf (asm_out_file, "[c=%d", - insn_cost (debug_insn, optimize_insn_for_speed_p ())); - if (HAVE_ATTR_length) - fprintf (asm_out_file, " l=%d", - get_attr_length (debug_insn)); - fprintf (asm_out_file, "] "); - - int num = INSN_CODE (debug_insn); - fprintf (asm_out_file, "%s", insn_data[num].name); - if (insn_data[num].n_alternatives > 1) - fprintf (asm_out_file, "/%d", which_alternative); - - /* Clear this so only the first assembler insn - of any rtl insn will get the special comment for -dp. */ - debug_insn = 0; - } -} - -/* If OP is a REG or MEM and we can find a MEM_EXPR corresponding to it - or its address, return that expr . Set *PADDRESSP to 1 if the expr - corresponds to the address of the object and 0 if to the object. */ - -static tree -get_mem_expr_from_op (rtx op, int *paddressp) -{ - tree expr; - int inner_addressp; - - *paddressp = 0; - - if (REG_P (op)) - return REG_EXPR (op); - else if (!MEM_P (op)) - return 0; - - if (MEM_EXPR (op) != 0) - return MEM_EXPR (op); - - /* Otherwise we have an address, so indicate it and look at the address. */ - *paddressp = 1; - op = XEXP (op, 0); - - /* First check if we have a decl for the address, then look at the right side - if it is a PLUS. Otherwise, strip off arithmetic and keep looking. - But don't allow the address to itself be indirect. */ - if ((expr = get_mem_expr_from_op (op, &inner_addressp)) && ! inner_addressp) - return expr; - else if (GET_CODE (op) == PLUS - && (expr = get_mem_expr_from_op (XEXP (op, 1), &inner_addressp))) - return expr; - - while (UNARY_P (op) - || GET_RTX_CLASS (GET_CODE (op)) == RTX_BIN_ARITH) - op = XEXP (op, 0); - - expr = get_mem_expr_from_op (op, &inner_addressp); - return inner_addressp ? 0 : expr; -} - -/* Output operand names for assembler instructions. OPERANDS is the - operand vector, OPORDER is the order to write the operands, and NOPS - is the number of operands to write. */ - -static void -output_asm_operand_names (rtx *operands, int *oporder, int nops) -{ - int wrote = 0; - int i; - - for (i = 0; i < nops; i++) - { - int addressp; - rtx op = operands[oporder[i]]; - tree expr = get_mem_expr_from_op (op, &addressp); - - fprintf (asm_out_file, "%c%s", - wrote ? ',' : '\t', wrote ? "" : ASM_COMMENT_START); - wrote = 1; - if (expr) - { - fprintf (asm_out_file, "%s", - addressp ? "*" : ""); - print_mem_expr (asm_out_file, expr); - wrote = 1; - } - else if (REG_P (op) && ORIGINAL_REGNO (op) - && ORIGINAL_REGNO (op) != REGNO (op)) - fprintf (asm_out_file, " tmp%i", ORIGINAL_REGNO (op)); - } -} - -#ifdef ASSEMBLER_DIALECT -/* Helper function to parse assembler dialects in the asm string. - This is called from output_asm_insn and asm_fprintf. */ -static const char * -do_assembler_dialects (const char *p, int *dialect) -{ - char c = *(p - 1); - - switch (c) - { - case '{': - { - int i; - - if (*dialect) - output_operand_lossage ("nested assembly dialect alternatives"); - else - *dialect = 1; - - /* If we want the first dialect, do nothing. Otherwise, skip - DIALECT_NUMBER of strings ending with '|'. */ - for (i = 0; i < dialect_number; i++) - { - while (*p && *p != '}') - { - if (*p == '|') - { - p++; - break; - } - - /* Skip over any character after a percent sign. */ - if (*p == '%') - p++; - if (*p) - p++; - } - - if (*p == '}') - break; - } - - if (*p == '\0') - output_operand_lossage ("unterminated assembly dialect alternative"); - } - break; - - case '|': - if (*dialect) - { - /* Skip to close brace. */ - do - { - if (*p == '\0') - { - output_operand_lossage ("unterminated assembly dialect alternative"); - break; - } - - /* Skip over any character after a percent sign. */ - if (*p == '%' && p[1]) - { - p += 2; - continue; - } - - if (*p++ == '}') - break; - } - while (1); - - *dialect = 0; - } - else - putc (c, asm_out_file); - break; - - case '}': - if (! *dialect) - putc (c, asm_out_file); - *dialect = 0; - break; - default: - gcc_unreachable (); - } - - return p; -} -#endif - -/* Output text from TEMPLATE to the assembler output file, - obeying %-directions to substitute operands taken from - the vector OPERANDS. - - %N (for N a digit) means print operand N in usual manner. - %lN means require operand N to be a CODE_LABEL or LABEL_REF - and print the label name with no punctuation. - %cN means require operand N to be a constant - and print the constant expression with no punctuation. - %aN means expect operand N to be a memory address - (not a memory reference!) and print a reference - to that address. - %nN means expect operand N to be a constant - and print a constant expression for minus the value - of the operand, with no other punctuation. */ - -void -output_asm_insn (const char *templ, rtx *operands) -{ - const char *p; - int c; -#ifdef ASSEMBLER_DIALECT - int dialect = 0; -#endif - int oporder[MAX_RECOG_OPERANDS]; - char opoutput[MAX_RECOG_OPERANDS]; - int ops = 0; - - /* An insn may return a null string template - in a case where no assembler code is needed. */ - if (*templ == 0) - return; - - memset (opoutput, 0, sizeof opoutput); - p = templ; - putc ('\t', asm_out_file); - -#ifdef ASM_OUTPUT_OPCODE - ASM_OUTPUT_OPCODE (asm_out_file, p); -#endif - - while ((c = *p++)) - switch (c) - { - case '\n': - if (flag_verbose_asm) - output_asm_operand_names (operands, oporder, ops); - if (flag_print_asm_name) - output_asm_name (); - - ops = 0; - memset (opoutput, 0, sizeof opoutput); - - putc (c, asm_out_file); -#ifdef ASM_OUTPUT_OPCODE - while ((c = *p) == '\t') - { - putc (c, asm_out_file); - p++; - } - ASM_OUTPUT_OPCODE (asm_out_file, p); -#endif - break; - -#ifdef ASSEMBLER_DIALECT - case '{': - case '}': - case '|': - p = do_assembler_dialects (p, &dialect); - break; -#endif - - case '%': - /* %% outputs a single %. %{, %} and %| print {, } and | respectively - if ASSEMBLER_DIALECT defined and these characters have a special - meaning as dialect delimiters.*/ - if (*p == '%' -#ifdef ASSEMBLER_DIALECT - || *p == '{' || *p == '}' || *p == '|' -#endif - ) - { - putc (*p, asm_out_file); - p++; - } - /* %= outputs a number which is unique to each insn in the entire - compilation. This is useful for making local labels that are - referred to more than once in a given insn. */ - else if (*p == '=') - { - p++; - fprintf (asm_out_file, "%d", insn_counter); - } - /* % followed by a letter and some digits - outputs an operand in a special way depending on the letter. - Letters `acln' are implemented directly. - Other letters are passed to `output_operand' so that - the TARGET_PRINT_OPERAND hook can define them. */ - else if (ISALPHA (*p)) - { - int letter = *p++; - unsigned long opnum; - char *endptr; - - opnum = strtoul (p, &endptr, 10); - - if (endptr == p) - output_operand_lossage ("operand number missing " - "after %%-letter"); - else if (this_is_asm_operands && opnum >= insn_noperands) - output_operand_lossage ("operand number out of range"); - else if (letter == 'l') - output_asm_label (operands[opnum]); - else if (letter == 'a') - output_address (VOIDmode, operands[opnum]); - else if (letter == 'c') - { - if (CONSTANT_ADDRESS_P (operands[opnum])) - output_addr_const (asm_out_file, operands[opnum]); - else - output_operand (operands[opnum], 'c'); - } - else if (letter == 'n') - { - if (CONST_INT_P (operands[opnum])) - fprintf (asm_out_file, HOST_WIDE_INT_PRINT_DEC, - - INTVAL (operands[opnum])); - else - { - putc ('-', asm_out_file); - output_addr_const (asm_out_file, operands[opnum]); - } - } - else - output_operand (operands[opnum], letter); - - if (!opoutput[opnum]) - oporder[ops++] = opnum; - opoutput[opnum] = 1; - - p = endptr; - c = *p; - } - /* % followed by a digit outputs an operand the default way. */ - else if (ISDIGIT (*p)) - { - unsigned long opnum; - char *endptr; - - opnum = strtoul (p, &endptr, 10); - if (this_is_asm_operands && opnum >= insn_noperands) - output_operand_lossage ("operand number out of range"); - else - output_operand (operands[opnum], 0); - - if (!opoutput[opnum]) - oporder[ops++] = opnum; - opoutput[opnum] = 1; - - p = endptr; - c = *p; - } - /* % followed by punctuation: output something for that - punctuation character alone, with no operand. The - TARGET_PRINT_OPERAND hook decides what is actually done. */ - else if (targetm.asm_out.print_operand_punct_valid_p ((unsigned char) *p)) - output_operand (NULL_RTX, *p++); - else - output_operand_lossage ("invalid %%-code"); - break; - - default: - putc (c, asm_out_file); - } - - /* Try to keep the asm a bit more readable. */ - if ((flag_verbose_asm || flag_print_asm_name) && strlen (templ) < 9) - putc ('\t', asm_out_file); - - /* Write out the variable names for operands, if we know them. */ - if (flag_verbose_asm) - output_asm_operand_names (operands, oporder, ops); - if (flag_print_asm_name) - output_asm_name (); - - putc ('\n', asm_out_file); -} - -/* Output a LABEL_REF, or a bare CODE_LABEL, as an assembler symbol. */ - -void -output_asm_label (rtx x) -{ - char buf[256]; - - if (GET_CODE (x) == LABEL_REF) - x = label_ref_label (x); - if (LABEL_P (x) - || (NOTE_P (x) - && NOTE_KIND (x) == NOTE_INSN_DELETED_LABEL)) - ASM_GENERATE_INTERNAL_LABEL (buf, "L", CODE_LABEL_NUMBER (x)); - else - output_operand_lossage ("'%%l' operand isn't a label"); - - assemble_name (asm_out_file, buf); -} - -/* Marks SYMBOL_REFs in x as referenced through use of assemble_external. */ - -void -mark_symbol_refs_as_used (rtx x) -{ - subrtx_iterator::array_type array; - FOR_EACH_SUBRTX (iter, array, x, ALL) - { - const_rtx x = *iter; - if (GET_CODE (x) == SYMBOL_REF) - if (tree t = SYMBOL_REF_DECL (x)) - assemble_external (t); - } -} - -/* Print operand X using machine-dependent assembler syntax. - CODE is a non-digit that preceded the operand-number in the % spec, - such as 'z' if the spec was `%z3'. CODE is 0 if there was no char - between the % and the digits. - When CODE is a non-letter, X is 0. - - The meanings of the letters are machine-dependent and controlled - by TARGET_PRINT_OPERAND. */ - -void -output_operand (rtx x, int code ATTRIBUTE_UNUSED) -{ - if (x && GET_CODE (x) == SUBREG) - x = alter_subreg (&x, true); - - /* X must not be a pseudo reg. */ - if (!targetm.no_register_allocation) - gcc_assert (!x || !REG_P (x) || REGNO (x) < FIRST_PSEUDO_REGISTER); - - targetm.asm_out.print_operand (asm_out_file, x, code); - - if (x == NULL_RTX) - return; - - mark_symbol_refs_as_used (x); -} - -/* Print a memory reference operand for address X using - machine-dependent assembler syntax. */ - -void -output_address (machine_mode mode, rtx x) -{ - bool changed = false; - walk_alter_subreg (&x, &changed); - targetm.asm_out.print_operand_address (asm_out_file, mode, x); -} - -/* Print an integer constant expression in assembler syntax. - Addition and subtraction are the only arithmetic - that may appear in these expressions. */ - -void -output_addr_const (FILE *file, rtx x) -{ - char buf[256]; - - restart: - switch (GET_CODE (x)) - { - case PC: - putc ('.', file); - break; - - case SYMBOL_REF: - if (SYMBOL_REF_DECL (x)) - assemble_external (SYMBOL_REF_DECL (x)); -#ifdef ASM_OUTPUT_SYMBOL_REF - ASM_OUTPUT_SYMBOL_REF (file, x); -#else - assemble_name (file, XSTR (x, 0)); -#endif - break; - - case LABEL_REF: - x = label_ref_label (x); - /* Fall through. */ - case CODE_LABEL: - ASM_GENERATE_INTERNAL_LABEL (buf, "L", CODE_LABEL_NUMBER (x)); -#ifdef ASM_OUTPUT_LABEL_REF - ASM_OUTPUT_LABEL_REF (file, buf); -#else - assemble_name (file, buf); -#endif - break; - - case CONST_INT: - fprintf (file, HOST_WIDE_INT_PRINT_DEC, INTVAL (x)); - break; - - case CONST: - /* This used to output parentheses around the expression, - but that does not work on the 386 (either ATT or BSD assembler). */ - output_addr_const (file, XEXP (x, 0)); - break; - - case CONST_WIDE_INT: - /* We do not know the mode here so we have to use a round about - way to build a wide-int to get it printed properly. */ - { - wide_int w = wide_int::from_array (&CONST_WIDE_INT_ELT (x, 0), - CONST_WIDE_INT_NUNITS (x), - CONST_WIDE_INT_NUNITS (x) - * HOST_BITS_PER_WIDE_INT, - false); - print_decs (w, file); - } - break; - - case CONST_DOUBLE: - if (CONST_DOUBLE_AS_INT_P (x)) - { - /* We can use %d if the number is one word and positive. */ - if (CONST_DOUBLE_HIGH (x)) - fprintf (file, HOST_WIDE_INT_PRINT_DOUBLE_HEX, - (unsigned HOST_WIDE_INT) CONST_DOUBLE_HIGH (x), - (unsigned HOST_WIDE_INT) CONST_DOUBLE_LOW (x)); - else if (CONST_DOUBLE_LOW (x) < 0) - fprintf (file, HOST_WIDE_INT_PRINT_HEX, - (unsigned HOST_WIDE_INT) CONST_DOUBLE_LOW (x)); - else - fprintf (file, HOST_WIDE_INT_PRINT_DEC, CONST_DOUBLE_LOW (x)); - } - else - /* We can't handle floating point constants; - PRINT_OPERAND must handle them. */ - output_operand_lossage ("floating constant misused"); - break; - - case CONST_FIXED: - fprintf (file, HOST_WIDE_INT_PRINT_DEC, CONST_FIXED_VALUE_LOW (x)); - break; - - case PLUS: - /* Some assemblers need integer constants to appear last (eg masm). */ - if (CONST_INT_P (XEXP (x, 0))) - { - output_addr_const (file, XEXP (x, 1)); - if (INTVAL (XEXP (x, 0)) >= 0) - fprintf (file, "+"); - output_addr_const (file, XEXP (x, 0)); - } - else - { - output_addr_const (file, XEXP (x, 0)); - if (!CONST_INT_P (XEXP (x, 1)) - || INTVAL (XEXP (x, 1)) >= 0) - fprintf (file, "+"); - output_addr_const (file, XEXP (x, 1)); - } - break; - - case MINUS: - /* Avoid outputting things like x-x or x+5-x, - since some assemblers can't handle that. */ - x = simplify_subtraction (x); - if (GET_CODE (x) != MINUS) - goto restart; - - output_addr_const (file, XEXP (x, 0)); - fprintf (file, "-"); - if ((CONST_INT_P (XEXP (x, 1)) && INTVAL (XEXP (x, 1)) >= 0) - || GET_CODE (XEXP (x, 1)) == PC - || GET_CODE (XEXP (x, 1)) == SYMBOL_REF) - output_addr_const (file, XEXP (x, 1)); - else - { - fputs (targetm.asm_out.open_paren, file); - output_addr_const (file, XEXP (x, 1)); - fputs (targetm.asm_out.close_paren, file); - } - break; - - case ZERO_EXTEND: - case SIGN_EXTEND: - case SUBREG: - case TRUNCATE: - output_addr_const (file, XEXP (x, 0)); - break; - - default: - if (targetm.asm_out.output_addr_const_extra (file, x)) - break; - - output_operand_lossage ("invalid expression as operand"); - } -} - -/* Output a quoted string. */ - -void -output_quoted_string (FILE *asm_file, const char *string) -{ -#ifdef OUTPUT_QUOTED_STRING - OUTPUT_QUOTED_STRING (asm_file, string); -#else - char c; - - putc ('\"', asm_file); - while ((c = *string++) != 0) - { - if (ISPRINT (c)) - { - if (c == '\"' || c == '\\') - putc ('\\', asm_file); - putc (c, asm_file); - } - else - fprintf (asm_file, "\\%03o", (unsigned char) c); - } - putc ('\"', asm_file); -#endif -} - -/* Write a HOST_WIDE_INT number in hex form 0x1234, fast. */ - -void -fprint_whex (FILE *f, unsigned HOST_WIDE_INT value) -{ - char buf[2 + CHAR_BIT * sizeof (value) / 4]; - if (value == 0) - putc ('0', f); - else - { - char *p = buf + sizeof (buf); - do - *--p = "0123456789abcdef"[value % 16]; - while ((value /= 16) != 0); - *--p = 'x'; - *--p = '0'; - fwrite (p, 1, buf + sizeof (buf) - p, f); - } -} - -/* Internal function that prints an unsigned long in decimal in reverse. - The output string IS NOT null-terminated. */ - -static int -sprint_ul_rev (char *s, unsigned long value) -{ - int i = 0; - do - { - s[i] = "0123456789"[value % 10]; - value /= 10; - i++; - /* alternate version, without modulo */ - /* oldval = value; */ - /* value /= 10; */ - /* s[i] = "0123456789" [oldval - 10*value]; */ - /* i++ */ - } - while (value != 0); - return i; -} - -/* Write an unsigned long as decimal to a file, fast. */ - -void -fprint_ul (FILE *f, unsigned long value) -{ - /* python says: len(str(2**64)) == 20 */ - char s[20]; - int i; - - i = sprint_ul_rev (s, value); - - /* It's probably too small to bother with string reversal and fputs. */ - do - { - i--; - putc (s[i], f); - } - while (i != 0); -} - -/* Write an unsigned long as decimal to a string, fast. - s must be wide enough to not overflow, at least 21 chars. - Returns the length of the string (without terminating '\0'). */ - -int -sprint_ul (char *s, unsigned long value) -{ - int len = sprint_ul_rev (s, value); - s[len] = '\0'; - - std::reverse (s, s + len); - return len; -} - -/* A poor man's fprintf, with the added features of %I, %R, %L, and %U. - %R prints the value of REGISTER_PREFIX. - %L prints the value of LOCAL_LABEL_PREFIX. - %U prints the value of USER_LABEL_PREFIX. - %I prints the value of IMMEDIATE_PREFIX. - %O runs ASM_OUTPUT_OPCODE to transform what follows in the string. - Also supported are %d, %i, %u, %x, %X, %o, %c, %s and %%. - - We handle alternate assembler dialects here, just like output_asm_insn. */ - -void -asm_fprintf (FILE *file, const char *p, ...) -{ - char buf[10]; - char *q, c; -#ifdef ASSEMBLER_DIALECT - int dialect = 0; -#endif - va_list argptr; - - va_start (argptr, p); - - buf[0] = '%'; - - while ((c = *p++)) - switch (c) - { -#ifdef ASSEMBLER_DIALECT - case '{': - case '}': - case '|': - p = do_assembler_dialects (p, &dialect); - break; -#endif - - case '%': - c = *p++; - q = &buf[1]; - while (strchr ("-+ #0", c)) - { - *q++ = c; - c = *p++; - } - while (ISDIGIT (c) || c == '.') - { - *q++ = c; - c = *p++; - } - switch (c) - { - case '%': - putc ('%', file); - break; - - case 'd': case 'i': case 'u': - case 'x': case 'X': case 'o': - case 'c': - *q++ = c; - *q = 0; - fprintf (file, buf, va_arg (argptr, int)); - break; - - case 'w': - /* This is a prefix to the 'd', 'i', 'u', 'x', 'X', and - 'o' cases, but we do not check for those cases. It - means that the value is a HOST_WIDE_INT, which may be - either `long' or `long long'. */ - memcpy (q, HOST_WIDE_INT_PRINT, strlen (HOST_WIDE_INT_PRINT)); - q += strlen (HOST_WIDE_INT_PRINT); - *q++ = *p++; - *q = 0; - fprintf (file, buf, va_arg (argptr, HOST_WIDE_INT)); - break; - - case 'l': - *q++ = c; -#ifdef HAVE_LONG_LONG - if (*p == 'l') - { - *q++ = *p++; - *q++ = *p++; - *q = 0; - fprintf (file, buf, va_arg (argptr, long long)); - } - else -#endif - { - *q++ = *p++; - *q = 0; - fprintf (file, buf, va_arg (argptr, long)); - } - - break; - - case 's': - *q++ = c; - *q = 0; - fprintf (file, buf, va_arg (argptr, char *)); - break; - - case 'O': -#ifdef ASM_OUTPUT_OPCODE - ASM_OUTPUT_OPCODE (asm_out_file, p); -#endif - break; - - case 'R': -#ifdef REGISTER_PREFIX - fprintf (file, "%s", REGISTER_PREFIX); -#endif - break; - - case 'I': -#ifdef IMMEDIATE_PREFIX - fprintf (file, "%s", IMMEDIATE_PREFIX); -#endif - break; - - case 'L': -#ifdef LOCAL_LABEL_PREFIX - fprintf (file, "%s", LOCAL_LABEL_PREFIX); -#endif - break; - - case 'U': - fputs (user_label_prefix, file); - break; - -#ifdef ASM_FPRINTF_EXTENSIONS - /* Uppercase letters are reserved for general use by asm_fprintf - and so are not available to target specific code. In order to - prevent the ASM_FPRINTF_EXTENSIONS macro from using them then, - they are defined here. As they get turned into real extensions - to asm_fprintf they should be removed from this list. */ - case 'A': case 'B': case 'C': case 'D': case 'E': - case 'F': case 'G': case 'H': case 'J': case 'K': - case 'M': case 'N': case 'P': case 'Q': case 'S': - case 'T': case 'V': case 'W': case 'Y': case 'Z': - break; - - ASM_FPRINTF_EXTENSIONS (file, argptr, p) -#endif - default: - gcc_unreachable (); - } - break; - - default: - putc (c, file); - } - va_end (argptr); -} - -/* Return nonzero if this function has no function calls. */ - -int -leaf_function_p (void) -{ - rtx_insn *insn; - - /* Ensure we walk the entire function body. */ - gcc_assert (!in_sequence_p ()); - - /* Some back-ends (e.g. s390) want leaf functions to stay leaf - functions even if they call mcount. */ - if (crtl->profile && !targetm.keep_leaf_when_profiled ()) - return 0; - - for (insn = get_insns (); insn; insn = NEXT_INSN (insn)) - { - if (CALL_P (insn) - && ! SIBLING_CALL_P (insn) - && ! FAKE_CALL_P (insn)) - return 0; - if (NONJUMP_INSN_P (insn) - && GET_CODE (PATTERN (insn)) == SEQUENCE - && CALL_P (XVECEXP (PATTERN (insn), 0, 0)) - && ! SIBLING_CALL_P (XVECEXP (PATTERN (insn), 0, 0))) - return 0; - } - - return 1; -} - -/* Return 1 if branch is a forward branch. - Uses insn_shuid array, so it works only in the final pass. May be used by - output templates to customary add branch prediction hints. - */ -int -final_forward_branch_p (rtx_insn *insn) -{ - int insn_id, label_id; - - gcc_assert (uid_shuid); - insn_id = INSN_SHUID (insn); - label_id = INSN_SHUID (JUMP_LABEL (insn)); - /* We've hit some insns that does not have id information available. */ - gcc_assert (insn_id && label_id); - return insn_id < label_id; -} - -/* On some machines, a function with no call insns - can run faster if it doesn't create its own register window. - When output, the leaf function should use only the "output" - registers. Ordinarily, the function would be compiled to use - the "input" registers to find its arguments; it is a candidate - for leaf treatment if it uses only the "input" registers. - Leaf function treatment means renumbering so the function - uses the "output" registers instead. */ - -#ifdef LEAF_REGISTERS - -/* Return 1 if this function uses only the registers that can be - safely renumbered. */ - -int -only_leaf_regs_used (void) -{ - int i; - const char *const permitted_reg_in_leaf_functions = LEAF_REGISTERS; - - for (i = 0; i < FIRST_PSEUDO_REGISTER; i++) - if ((df_regs_ever_live_p (i) || global_regs[i]) - && ! permitted_reg_in_leaf_functions[i]) - return 0; - - if (crtl->uses_pic_offset_table - && pic_offset_table_rtx != 0 - && REG_P (pic_offset_table_rtx) - && ! permitted_reg_in_leaf_functions[REGNO (pic_offset_table_rtx)]) - return 0; - - return 1; -} - -/* Scan all instructions and renumber all registers into those - available in leaf functions. */ - -static void -leaf_renumber_regs (rtx_insn *first) -{ - rtx_insn *insn; - - /* Renumber only the actual patterns. - The reg-notes can contain frame pointer refs, - and renumbering them could crash, and should not be needed. */ - for (insn = first; insn; insn = NEXT_INSN (insn)) - if (INSN_P (insn)) - leaf_renumber_regs_insn (PATTERN (insn)); -} - -/* Scan IN_RTX and its subexpressions, and renumber all regs into those - available in leaf functions. */ - -void -leaf_renumber_regs_insn (rtx in_rtx) -{ - int i, j; - const char *format_ptr; - - if (in_rtx == 0) - return; - - /* Renumber all input-registers into output-registers. - renumbered_regs would be 1 for an output-register; - they */ - - if (REG_P (in_rtx)) - { - int newreg; - - /* Don't renumber the same reg twice. */ - if (in_rtx->used) - return; - - newreg = REGNO (in_rtx); - /* Don't try to renumber pseudo regs. It is possible for a pseudo reg - to reach here as part of a REG_NOTE. */ - if (newreg >= FIRST_PSEUDO_REGISTER) - { - in_rtx->used = 1; - return; - } - newreg = LEAF_REG_REMAP (newreg); - gcc_assert (newreg >= 0); - df_set_regs_ever_live (REGNO (in_rtx), false); - df_set_regs_ever_live (newreg, true); - SET_REGNO (in_rtx, newreg); - in_rtx->used = 1; - return; - } - - if (INSN_P (in_rtx)) - { - /* Inside a SEQUENCE, we find insns. - Renumber just the patterns of these insns, - just as we do for the top-level insns. */ - leaf_renumber_regs_insn (PATTERN (in_rtx)); - return; - } - - format_ptr = GET_RTX_FORMAT (GET_CODE (in_rtx)); - - for (i = 0; i < GET_RTX_LENGTH (GET_CODE (in_rtx)); i++) - switch (*format_ptr++) - { - case 'e': - leaf_renumber_regs_insn (XEXP (in_rtx, i)); - break; - - case 'E': - if (XVEC (in_rtx, i) != NULL) - for (j = 0; j < XVECLEN (in_rtx, i); j++) - leaf_renumber_regs_insn (XVECEXP (in_rtx, i, j)); - break; - - case 'S': - case 's': - case '0': - case 'i': - case 'w': - case 'p': - case 'n': - case 'u': - break; - - default: - gcc_unreachable (); - } -} -#endif - -/* Turn the RTL into assembly. */ -static unsigned int -rest_of_handle_final (void) -{ - const char *fnname = get_fnname_from_decl (current_function_decl); - - /* Turn debug markers into notes if the var-tracking pass has not - been invoked. */ - if (!flag_var_tracking && MAY_HAVE_DEBUG_MARKER_INSNS) - delete_vta_debug_insns (false); - - assemble_start_function (current_function_decl, fnname); - rtx_insn *first = get_insns (); - int seen = 0; - final_start_function_1 (&first, asm_out_file, &seen, optimize); - final_1 (first, asm_out_file, seen, optimize); - if (flag_ipa_ra - && !lookup_attribute ("noipa", DECL_ATTRIBUTES (current_function_decl)) - /* Functions with naked attributes are supported only with basic asm - statements in the body, thus for supported use cases the information - on clobbered registers is not available. */ - && !lookup_attribute ("naked", DECL_ATTRIBUTES (current_function_decl))) - collect_fn_hard_reg_usage (); - final_end_function (); - - /* The IA-64 ".handlerdata" directive must be issued before the ".endp" - directive that closes the procedure descriptor. Similarly, for x64 SEH. - Otherwise it's not strictly necessary, but it doesn't hurt either. */ - output_function_exception_table (crtl->has_bb_partition ? 1 : 0); - - assemble_end_function (current_function_decl, fnname); - - /* Free up reg info memory. */ - free_reg_info (); - - if (! quiet_flag) - fflush (asm_out_file); - - /* Write DBX symbols if requested. */ - - /* Note that for those inline functions where we don't initially - know for certain that we will be generating an out-of-line copy, - the first invocation of this routine (rest_of_compilation) will - skip over this code by doing a `goto exit_rest_of_compilation;'. - Later on, wrapup_global_declarations will (indirectly) call - rest_of_compilation again for those inline functions that need - to have out-of-line copies generated. During that call, we - *will* be routed past here. */ - - timevar_push (TV_SYMOUT); - if (!DECL_IGNORED_P (current_function_decl)) - debug_hooks->function_decl (current_function_decl); - timevar_pop (TV_SYMOUT); - - /* Release the blocks that are linked to DECL_INITIAL() to free the memory. */ - DECL_INITIAL (current_function_decl) = error_mark_node; - - if (DECL_STATIC_CONSTRUCTOR (current_function_decl) - && targetm.have_ctors_dtors) - targetm.asm_out.constructor (XEXP (DECL_RTL (current_function_decl), 0), - decl_init_priority_lookup - (current_function_decl)); - if (DECL_STATIC_DESTRUCTOR (current_function_decl) - && targetm.have_ctors_dtors) - targetm.asm_out.destructor (XEXP (DECL_RTL (current_function_decl), 0), - decl_fini_priority_lookup - (current_function_decl)); - return 0; -} - -namespace { - -const pass_data pass_data_final = -{ - RTL_PASS, /* type */ - "final", /* name */ - OPTGROUP_NONE, /* optinfo_flags */ - TV_FINAL, /* tv_id */ - 0, /* properties_required */ - 0, /* properties_provided */ - 0, /* properties_destroyed */ - 0, /* todo_flags_start */ - 0, /* todo_flags_finish */ -}; - -class pass_final : public rtl_opt_pass -{ -public: - pass_final (gcc::context *ctxt) - : rtl_opt_pass (pass_data_final, ctxt) - {} - - /* opt_pass methods: */ - virtual unsigned int execute (function *) { return rest_of_handle_final (); } - -}; // class pass_final - -} // anon namespace - -rtl_opt_pass * -make_pass_final (gcc::context *ctxt) -{ - return new pass_final (ctxt); -} - - -static unsigned int -rest_of_handle_shorten_branches (void) -{ - /* Shorten branches. */ - shorten_branches (get_insns ()); - return 0; -} - -namespace { - -const pass_data pass_data_shorten_branches = -{ - RTL_PASS, /* type */ - "shorten", /* name */ - OPTGROUP_NONE, /* optinfo_flags */ - TV_SHORTEN_BRANCH, /* tv_id */ - 0, /* properties_required */ - 0, /* properties_provided */ - 0, /* properties_destroyed */ - 0, /* todo_flags_start */ - 0, /* todo_flags_finish */ -}; - -class pass_shorten_branches : public rtl_opt_pass -{ -public: - pass_shorten_branches (gcc::context *ctxt) - : rtl_opt_pass (pass_data_shorten_branches, ctxt) - {} - - /* opt_pass methods: */ - virtual unsigned int execute (function *) - { - return rest_of_handle_shorten_branches (); - } - -}; // class pass_shorten_branches - -} // anon namespace - -rtl_opt_pass * -make_pass_shorten_branches (gcc::context *ctxt) -{ - return new pass_shorten_branches (ctxt); -} - - -static unsigned int -rest_of_clean_state (void) -{ - rtx_insn *insn, *next; - FILE *final_output = NULL; - int save_unnumbered = flag_dump_unnumbered; - int save_noaddr = flag_dump_noaddr; - - if (flag_dump_final_insns) - { - final_output = fopen (flag_dump_final_insns, "a"); - if (!final_output) - { - error ("could not open final insn dump file %qs: %m", - flag_dump_final_insns); - flag_dump_final_insns = NULL; - } - else - { - flag_dump_noaddr = flag_dump_unnumbered = 1; - if (flag_compare_debug_opt || flag_compare_debug) - dump_flags |= TDF_NOUID | TDF_COMPARE_DEBUG; - dump_function_header (final_output, current_function_decl, - dump_flags); - final_insns_dump_p = true; - - for (insn = get_insns (); insn; insn = NEXT_INSN (insn)) - if (LABEL_P (insn)) - INSN_UID (insn) = CODE_LABEL_NUMBER (insn); - else - { - if (NOTE_P (insn)) - set_block_for_insn (insn, NULL); - INSN_UID (insn) = 0; - } - } - } - - /* It is very important to decompose the RTL instruction chain here: - debug information keeps pointing into CODE_LABEL insns inside the function - body. If these remain pointing to the other insns, we end up preserving - whole RTL chain and attached detailed debug info in memory. */ - for (insn = get_insns (); insn; insn = next) - { - next = NEXT_INSN (insn); - SET_NEXT_INSN (insn) = NULL; - SET_PREV_INSN (insn) = NULL; - - rtx_insn *call_insn = insn; - if (NONJUMP_INSN_P (call_insn) - && GET_CODE (PATTERN (call_insn)) == SEQUENCE) - { - rtx_sequence *seq = as_a <rtx_sequence *> (PATTERN (call_insn)); - call_insn = seq->insn (0); - } - if (CALL_P (call_insn)) - { - rtx note - = find_reg_note (call_insn, REG_CALL_ARG_LOCATION, NULL_RTX); - if (note) - remove_note (call_insn, note); - } - - if (final_output - && (!NOTE_P (insn) - || (NOTE_KIND (insn) != NOTE_INSN_VAR_LOCATION - && NOTE_KIND (insn) != NOTE_INSN_BEGIN_STMT - && NOTE_KIND (insn) != NOTE_INSN_INLINE_ENTRY - && NOTE_KIND (insn) != NOTE_INSN_BLOCK_BEG - && NOTE_KIND (insn) != NOTE_INSN_BLOCK_END - && NOTE_KIND (insn) != NOTE_INSN_DELETED_DEBUG_LABEL))) - print_rtl_single (final_output, insn); - } - - if (final_output) - { - flag_dump_noaddr = save_noaddr; - flag_dump_unnumbered = save_unnumbered; - final_insns_dump_p = false; - - if (fclose (final_output)) - { - error ("could not close final insn dump file %qs: %m", - flag_dump_final_insns); - flag_dump_final_insns = NULL; - } - } - - flag_rerun_cse_after_global_opts = 0; - reload_completed = 0; - epilogue_completed = 0; -#ifdef STACK_REGS - regstack_completed = 0; -#endif - - /* Clear out the insn_length contents now that they are no - longer valid. */ - init_insn_lengths (); - - /* Show no temporary slots allocated. */ - init_temp_slots (); - - free_bb_for_insn (); - - if (cfun->gimple_df) - delete_tree_ssa (cfun); - - /* We can reduce stack alignment on call site only when we are sure that - the function body just produced will be actually used in the final - executable. */ - if (flag_ipa_stack_alignment - && decl_binds_to_current_def_p (current_function_decl)) - { - unsigned int pref = crtl->preferred_stack_boundary; - if (crtl->stack_alignment_needed > crtl->preferred_stack_boundary) - pref = crtl->stack_alignment_needed; - cgraph_node::rtl_info (current_function_decl) - ->preferred_incoming_stack_boundary = pref; - } - - /* Make sure volatile mem refs aren't considered valid operands for - arithmetic insns. We must call this here if this is a nested inline - function, since the above code leaves us in the init_recog state, - and the function context push/pop code does not save/restore volatile_ok. - - ??? Maybe it isn't necessary for expand_start_function to call this - anymore if we do it here? */ - - init_recog_no_volatile (); - - /* We're done with this function. Free up memory if we can. */ - free_after_parsing (cfun); - free_after_compilation (cfun); - return 0; -} - -namespace { - -const pass_data pass_data_clean_state = -{ - RTL_PASS, /* type */ - "*clean_state", /* name */ - OPTGROUP_NONE, /* optinfo_flags */ - TV_FINAL, /* tv_id */ - 0, /* properties_required */ - 0, /* properties_provided */ - PROP_rtl, /* properties_destroyed */ - 0, /* todo_flags_start */ - 0, /* todo_flags_finish */ -}; - -class pass_clean_state : public rtl_opt_pass -{ -public: - pass_clean_state (gcc::context *ctxt) - : rtl_opt_pass (pass_data_clean_state, ctxt) - {} - - /* opt_pass methods: */ - virtual unsigned int execute (function *) - { - return rest_of_clean_state (); - } - -}; // class pass_clean_state - -} // anon namespace - -rtl_opt_pass * -make_pass_clean_state (gcc::context *ctxt) -{ - return new pass_clean_state (ctxt); -} - -/* Return true if INSN is a call to the current function. */ - -static bool -self_recursive_call_p (rtx_insn *insn) -{ - tree fndecl = get_call_fndecl (insn); - return (fndecl == current_function_decl - && decl_binds_to_current_def_p (fndecl)); -} - -/* Collect hard register usage for the current function. */ - -static void -collect_fn_hard_reg_usage (void) -{ - rtx_insn *insn; -#ifdef STACK_REGS - int i; -#endif - struct cgraph_rtl_info *node; - HARD_REG_SET function_used_regs; - - /* ??? To be removed when all the ports have been fixed. */ - if (!targetm.call_fusage_contains_non_callee_clobbers) - return; - - /* Be conservative - mark fixed and global registers as used. */ - function_used_regs = fixed_reg_set; - -#ifdef STACK_REGS - /* Handle STACK_REGS conservatively, since the df-framework does not - provide accurate information for them. */ - - for (i = FIRST_STACK_REG; i <= LAST_STACK_REG; i++) - SET_HARD_REG_BIT (function_used_regs, i); -#endif - - for (insn = get_insns (); insn != NULL_RTX; insn = next_insn (insn)) - { - HARD_REG_SET insn_used_regs; - - if (!NONDEBUG_INSN_P (insn)) - continue; - - if (CALL_P (insn) - && !self_recursive_call_p (insn)) - function_used_regs - |= insn_callee_abi (insn).full_and_partial_reg_clobbers (); - - find_all_hard_reg_sets (insn, &insn_used_regs, false); - function_used_regs |= insn_used_regs; - - if (hard_reg_set_subset_p (crtl->abi->full_and_partial_reg_clobbers (), - function_used_regs)) - return; - } - - /* Mask out fully-saved registers, so that they don't affect equality - comparisons between function_abis. */ - function_used_regs &= crtl->abi->full_and_partial_reg_clobbers (); - - node = cgraph_node::rtl_info (current_function_decl); - gcc_assert (node != NULL); - - node->function_used_regs = function_used_regs; -} |