diff options
author | Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> | 2011-11-02 15:23:48 +0000 |
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committer | Rainer Orth <ro@gcc.gnu.org> | 2011-11-02 15:23:48 +0000 |
commit | f9989b51a9bc3b0ad31bb5ad2c805ca03427801e (patch) | |
tree | a6dbc75c1a7630ada3b2b9cf8cb8ab6681e223c0 /libgcc/config/cris/arit.c | |
parent | 45b86625d7edd2278c0cdcf335e007a47671813f (diff) | |
download | gcc-f9989b51a9bc3b0ad31bb5ad2c805ca03427801e.zip gcc-f9989b51a9bc3b0ad31bb5ad2c805ca03427801e.tar.gz gcc-f9989b51a9bc3b0ad31bb5ad2c805ca03427801e.tar.bz2 |
Move libgcc2 to toplevel libgcc
toplevel:
* Makefile.tpl (EXTRA_GCC_FLAGS): Remove LIBGCC2_CFLAGS,
LIBGCC2_DEBUG_CFLAGS, LIBGCC2_INCLUDES.
* Makefile.in: Regenerate.
config:
* mh-interix (LIBGCC2_DEBUG_CFLAGS): Remove.
gcc:
* Makefile.in (LIBGCC2_DEBUG_CFLAGS LIBGCC2_CFLAGS)
(LIBGCC2_INCLUDES, TARGET_LIBGCC2_CFLAGS, LIB2FUNCS_EXTRA)
(LIB2FUNCS_STATIC_EXTRA, LIB2FUNCS_EXCLUDE, T, T_TARGET)
(INCLUDES_FOR_TARGET): Remove.
(LIBGCC2_CFLAGS): Don't export.
(LIB2FUNCS_ST, LIB2_DIVMOD_FUNCS, LIB2ADD, LIB2ADD_ST, srcdirify):
Remove.
(libgcc-support): Remove $(LIB2ADD), $(LIB2ADD_ST) dependencies.
(libgcc.mvars): Likewise.
Don't emit LIB2FUNCS_ST, LIB2FUNCS_EXCLUDE, LIB2ADD, LIB2ADD_ST,
LIB2_SIDITI_CONV_FUNCS, LIB2_DIVMOD_FUNCS, LIBGCC2_CFLAGS,
TARGET_LIBGCC2_CFLAGS.
Emit GTHREAD_FLAGS.
* libgcc2.c, libgcc2.h, gbl-ctors.h, longlong.h: Move to ../libgcc.
* config/darwin-64.c: Move to ../libgcc/config.
* config/divmod.c, config/floatunsidf.c, config/floatunsisf.c,
config/floatunsitf.c, config/floatunsixf.c, config/udivmod.c,
config/udivmodsi4.c: Move to ../libgcc/config.
* config/gthr-posix.c: Move to ../libgcc/config/alpha.
* config/memcmp.c, config/memcpy.c, config/memmove.c,
config/memset.c: Move to ../libgcc/config.
* config/t-darwin (TARGET_LIBGCC2_CFLAGS): Remove.
* config/t-freebsd: Remove.
* config/t-freebsd-thread: Move to ../libgcc/config.
* config/t-libgcc-pic: Move to ../libgcc/config.
* config/t-libunwind (TARGET_LIBGCC2_CFLAGS): Remove.
* config/t-linux: Remove.
* config/t-lynx (TARGET_LIBGCC2_CFLAGS, LIBGCC, INSTALL_LIBGCC):
Remove
* config/t-openbsd-thread: Move to ../libgcc/config.
* config/t-rtems (LIBGCC2_INCLUDES): Remove.
* config/t-sol2 (TARGET_LIBGCC2_CFLAGS): Remove.
* config/t-svr4: Remove.
* config/t-vxworks (LIBGCC, INSTALL_LIBGCC, TARGET_LIBGCC2_CFLAGS)
(LIBGCC2_DEBUG_CFLAGS, LIB2FUNCS_EXTRA, LIBGCC2_INCLUDES): Remove.
* config/vxlib.c, config/vxlib-tls.c: Move to ../libgcc/config.
* config/alpha/qrnnd.asm: Move to ../libgcc/config/alpha/qrnnd.S.
* config/alpha/t-alpha, config/alpha/t-ieee: Remove.
* config/alpha/t-vms (LIB2FUNCS_EXTRA, LIBGCC, INSTALL_LIBGCC):
Remove.
* config/alpha/vms-gcc_shell_handler.c: Move to ../libgcc/config/alpha.
* config/arm/bpabi.c, config/arm/unaligned-funcs.c,
config/arm/fp16.c, config/arm/linux-atomic.c,
config/arm/linux-atomic-64bit.c: Move to ../libgcc/config/arm.
* config/arm/t-arm-elf (LIBGCC, INSTALL_LIBGCC)
(TARGET_LIBGCC2_CFLAGS): Remove.
* config/arm/t-bpabi, config/arm/t-linux: Remove.
* config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS)
(LIB2FUNCS_STATIC_EXTRA): Remove.
* config/arm/t-netbsd: Remove.
* config/arm/t-strongarm-elf (LIBGCC, INSTALL_LIBGCC)
(TARGET_LIBGCC2_CFLAGS): Remove.
* config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Remove.
* config/arm/t-wince-pe (LIBGCC, INSTALL_LIBGCC)
(TARGET_LIBGCC2_CFLAGS): Remove.
* config/avr/t-avr (LIB2FUNCS_EXCLUDE, TARGET_LIBGCC2_CFLAGS)
(LIBGCC, INSTALL_LIBGCC): Remove.
* config/bfin/t-bfin-elf (TARGET_LIBGCC2_CFLAGS): Remove.
* config/bfin/t-bfin-linux: Likewise.
* config/bfin/t-bfin-uclinux: Likewise.
* config/c6x/eqd.c, config/c6x/eqf.c, config/c6x/ged.c,
config/c6x/gef.c, config/c6x/gtd.c, config/c6x/gtf.c,
config/c6x/led.c, config/c6x/lef.c, config/c6x/ltd.c,
config/c6x/ltf.c: Move to ../libgcc/config/c6x.
* config/c6x/t-c6x-elf (LIB2FUNCS_EXCLUDE, LIB2FUNCS_EXTRA):
Remove.
* config/c6x/t-c6x-uclinux (TARGET_LIBGCC2_CFLAGS): Remove.
* config/cris/arit.c: Move to ../libgcc/config/cris.
* config/cris/cris_abi_symbol.c: Remove.
* config/cris/cris.h: Remove obsolete comment.
* config/cris/mulsi3.asm: Move to ../libgcc/config/cris/mulsi3.S.
* config/cris/t-cris (LIB2FUNCS_EXTRA, CRIS_LIB1CSRC)
($(LIB2FUNCS_EXTRA)): Remove.
* config/cris/t-elfmulti (LIB2FUNCS_STATIC_EXTRA, INSTALL_LIBGCC)
(LIBGCC): Remove.
* config/cris/t-linux (TARGET_LIBGCC2_CFLAGS): Remove.
* config/fr30/t-fr30: Remove.
* config/frv/cmovd.c, config/frv/cmovh.c, config/frv/cmovw.c,
config/frv/modi.c, config/frv/uitod.c, config/frv/uitof.c,
config/frv/ulltod.c, config/frv/ulltof.c, config/frv/umodi.c: Move
to ../libgcc/config/frv.
* config/frv/t-frv (LIB2FUNCS_EXTRA, TARGET_LIBGCC2_CFLAGS)
(cmovh.c, cmovw.c, cmovd.c, modi.c, umodi.c, uitof.c, uitod.c)
(ulltof.c, LIBGCC, INSTALL_LIBGCC): Remove.
* config/frv/t-linux (TARGET_LIBGCC2_CFLAGS): Remove.
* config/h8300/clzhi2.c, config/h8300/ctzhi2.c,
config/h8300/fixunssfsi.c, config/h8300/parityhi2.c,
config/h8300/popcounthi2.c: Move to ../libgcc/config/h8300.
* config/h8300/t-h8300 (LIB2FUNCS_EXTRA, TARGET_LIBGCC2_CFLAGS)
(LIBGCC, INSTALL_LIBGCC): Remove.
* config/i386/gthr-win32.c: Move to ../libgcc/config/i386.
* config/i386/t-cygming (LIBGCC2_INCLUDES): Remove.
* config/i386/t-cygwin: Remove.
* config/i386/t-darwin (LIB2_SIDITI_CONV_FUNCS, LIB2FUNCS_EXTRA)
(LIB2FUNCS_EXCLUDE): Remove.
* config/i386/t-darwin64 (LIB2_SIDITI_CONV_FUNCS, LIB2FUNCS_EXTRA)
(LIBGCC, INSTALL_LIBGCC): Remove.
* config/i386/t-gthr-win32: Move to ../libgcc/config/i386.
* config/i386/t-linux64 (LIBGCC, INSTALL_LIBGCC): Remove.
* config/i386/t-mingw-w32: Likewise.
* config/i386/t-mingw-w64: Likewise.
* config/i386/t-openbsd: Likewise.
* config/i386/t-nto: Remove.
* config/ia64/quadlib.c: Move to ../libgcc/config/ia64.
* config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, LIB2FUNCS_EXTRA)
(quadlib.c): Remove.
* config/ia64/t-ia64: Remove comment.
* config/iq2000/lib2extra-funcs.c: Move to
../libgcc/config/iq2000/lib2funcs.c.
* config/iq2000/t-iq2000: Remove.
* config/m32c/m32c-lib2.c: Move to ../libgcc/config/m32c/lib2funcs.c.
* config/m32c/m32c-lib2-trapv.c: Move to ../libgcc/config/m32c/trapv.c.
* config/m32r/t-linux (TARGET_LIBGCC2_CFLAGS): Remove.
* config/m32c/t-m32c (LIB2FUNCS_EXTRA): Remove.
* config/m32r/t-m32r (TARGET_LIBGCC2_CFLAGS, LIBGCC)
(INSTALL_LIBGCC): Remove.
* config/m68k/fpgnulib.c: Move to ../libgcc/config/m68k.
* config/m68k/t-floatlib: Remove.
* config/m68k/t-mlibs (LIBGCC, INSTALL_LIBGCC): Remove.
* config/mcore/t-mcore (TARGET_LIBGCC2_CFLAGS): Remove.
Fix typo.
(LIBGCC, INSTALL_LIBGCC): Remove.
* config/mep/mep-lib2.c: Move to ../libgcc/config/mep/lib2funcs.c.
* config/mep/mep-tramp.c: Move to ../libgcc/config/mep/tramp.c.
* config/mep/t-mep (LIB2FUNCS_EXTRA): Remove.
* config/mips/t-elf (TARGET_LIBGCC2_CFLAGS, LIBGCC)
(INSTALL_LIBGCC): Remove.
* config/mips/t-isa3264: Likewise.
* config/mips/t-mips (LIB2_SIDITI_CONV_FUNCS): Remove.
* config/mips/t-r3900 (TARGET_LIBGCC2_CFLAGS, LIBGCC)
(INSTALL_LIBGCC): Remove.
* config/mips/t-sde (LIBGCC, INSTALL_LIBGCC): Remove.
* config/mips/t-sr71k (TARGET_LIBGCC2_CFLAGS, LIBGCC)
(INSTALL_LIBGCC): Remove.
* config/mips/t-vr (TARGET_LIBGCC2_CFLAGS)
(LIB2FUNCS_STATIC_EXTRA): Remove.
* config/mips/vr4120-div.S: Move to ../libgcc/config/mips.
* config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Remove.
* config/mn10300/t-mn10300 (LIBGCC, INSTALL_LIBGCC): Remove.
* config/pa/fptr.c, config/pa/linux-atomic.c: Move to
../libgcc/config/pa.
* config/pa/lib2funcs.asm: Move to ../libgcc/config/pa/lib2funcs.S.
* config/pa/quadlib.c: Move to ../libgcc/config/pa.
* config/pa/t-dce-thr (LIBGCC, INSTALL_LIBGCC): Remove.
* config/pa/t-linux, config/pa/t-linux64: Remove.
* config/pa/t-pa-hpux, config/pa/t-pa-hpux10,
config/pa/t-pa-hpux11, config/pa/t-pa64: Remove.
* config/pdp11/t-pdp11 (TARGET_LIBGCC2_CFLAGS, LIB2FUNCS_EXTRA):
Remove.
* config/picochip/libgccExtras: Move to ../libgcc/config/picochip.
* config/picochip/t-picochip (LIB2FUNCS_EXTRA, RANLIB_FOR_TARGET)
(TARGET_LIBGCC2_CFLAGS, LIBGCC2_DEBUG_CFLAGS): Remove.
* config/rs6000/crtresfpr.asm: Move to
../libgcc/config/rs6000/crtresfpr.S.
* config/rs6000/crtresgpr.asm: Move to
../libgcc/config/rs6000/crtresgpr.S.
* config/rs6000/crtresxfpr.asm: Move to
../libgcc/config/rs6000/crtresxfpr.S.
* config/rs6000/crtresxgpr.asm: Move to
../libgcc/config/rs6000/crtresxgpr.S.
* config/rs6000/crtsavfpr.asm: Move to
../libgcc/config/rs6000/crtsavfpr.S.
* config/rs6000/crtsavgpr.asm: Move to
../libgcc/config/rs6000/crtsavgpr.S.
* config/rs6000/darwin-asm.h: Move to ../libgcc/config/rs6000.
* config/rs6000/darwin-fpsave.asm: Move to
../libgcc/config/rs6000/darwin-fpsave.S.
* config/rs6000/darwin-gpsave.asm: Move to
../libgcc/config/rs6000/darwin-gpsave.S.
* config/rs6000/darwin-tramp.asm: Move to
../libgcc/config/rs6000/darwin-tramp.S.
* config/rs6000/darwin-vecsave.asm: Move to
../libgcc/config/rs6000/darwin-vecsave.S.
* config/rs6000/darwin-world.asm: Move to
../libgcc/config/rs6000/darwin-world.S.
* config/rs6000/e500crtres32gpr.asm: Move to
../libgcc/config/rs6000/e500crtres32gpr.S.
* config/rs6000/e500crtres64gpr.asm: Move to
../libgcc/config/rs6000/e500crtres64gpr.S.
* config/rs6000/e500crtres64gprctr.asm: Move to
../libgcc/config/rs6000/e500crtres64gprctr.S.
* config/rs6000/e500crtrest32gpr.asm: Move to
../libgcc/config/rs6000/e500crtrest32gpr.S.
* config/rs6000/e500crtrest64gpr.asm: Move to
../libgcc/config/rs6000/e500crtrest64gpr.S.
* config/rs6000/e500crtresx32gpr.asm: Move to
../libgcc/config/rs6000/e500crtresx32gpr.S.
* config/rs6000/e500crtresx64gpr.asm: Move to
../libgcc/config/rs6000/e500crtresx64gpr.S.
* config/rs6000/e500crtsav32gpr.asm: Move to
../libgcc/config/rs6000/e500crtsav32gpr.S.
* config/rs6000/e500crtsav64gpr.asm: Move to
../libgcc/config/rs6000/e500crtsav64gpr.S.
* config/rs6000/e500crtsav64gprctr.asm: Move to
../libgcc/config/rs6000/e500crtsav64gprctr.S.
* config/rs6000/e500crtsavg32gpr.asm: Move to
../libgcc/config/rs6000/e500crtsavg32gpr.S.
* config/rs6000/e500crtsavg64gpr.asm: Move to
../libgcc/config/rs6000/e500crtsavg64gpr.S.
* config/rs6000/e500crtsavg64gprctr.asm: Move to
../libgcc/config/rs6000/e500crtsavg64gprctr.S.
* config/rs6000/eabi.asm: Move to ../libgcc/config/rs6000/eabi.S.
* config/rs6000/t-aix43 (LIBGCC, INSTALL_LIBGCC, LIB2FUNCS_EXTRA)
(TARGET_LIBGCC2_CFLAGS): Remove.
* config/rs6000/t-aix52: Likewise.
* config/rs6000/t-darwin: Remove.
* config/rs6000/t-darwin64 (LIB2_SIDITI_CONV_FUNCS)
(LIB2FUNCS_EXTRA): Remove.
* config/rs6000/t-fprules (LIBGCC, INSTALL_LIBGCC): Remove.
* config/rs6000/t-linux64 (TARGET_LIBGCC2_CFLAGS): Remove.
* config/rs6000/t-lynx (LIB2FUNCS_EXTRA, tramp.S, LIBGCC)
(INSTALL_LIBGCC): Remove.
* config/rs6000/t-netbsd (LIB2FUNCS_EXTRA)
(LIB2FUNCS_STATIC_EXTRA, tramp.S, crtsavfpr.S, crtresfpr.S)
(crtsavgpr.S, crtresgpr.S, crtresxfpr.S, crtresxgpr.S, LIBGCC)
(INSTALL_LIBGCC, $(T)crtsavfpr$(objext), $(T)crtresfpr$(objext))
(($(T)crtsavgpr$(objext), $(T)crtresgpr$(objext),
$(T)crtresxfpr$(objext), $(T)crtresxgpr$(objext)): Remove.
* config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA)
(LIB2FUNCS_STATIC_EXTRA, eabi.S, tramp.S): Remove.
* config/rs6000/t-spe (LIBGCC, INSTALL_LIBGCC): Remove.
* config/rs6000/t-vxworks: Remove comment.
* config/rs6000/tramp.asm: Move to ../libgcc/config/rs6000/tramp.S.
* config/rx/t-rx (LIBGCC, INSTALL_LIBGCC): Remove.
* config/sh/linux-atomic.asm: Move to
../libgcc/config/sh/linux-atomic.S.
* config/sh/t-linux (LIB2FUNCS_EXTRA): Remove.
* config/sh/t-netbsd: Remove.
* config/sh/t-sh (TARGET_LIBGCC2_CFLAGS, LIBGCC, INSTALL_LIBGCC):
Remove.
* config/sparc/t-elf (LIBGCC, INSTALL_LIBGCC): Remove.
* config/sparc/t-leon: Likewise.
* config/sparc/t-leon3: Likewise.
* config/sparc/t-linux64: Likewise.
* config/sparc/t-netbsd64: Fix typo.
Remove comment.
* config/spu/divmodti4.c, config/spu/divv2df3.c,
config/spu/float_disf.c, config/spu/float_unsdidf.c,
config/spu/float_unsdisf.c, config/spu/float_unssidf.c,
config/spu/mfc_multi_tag_release.c,
config/spu/mfc_multi_tag_reserve.c, config/spu/mfc_tag_release.c,
config/spu/mfc_tag_reserve.c, config/spu/mfc_tag_table.c,
config/spu/multi3.c: Move to ../libgcc/config/spu.
* config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS, LIB2FUNCS_EXCLUDE)
(LIB2FUNCS_STATIC_EXTRA, LIB2_SIDITI_CONV_FUNCS, LIBGCC)
(INSTALL_LIBGCC): Remove.
* config/stormy16/stormy16-lib2.c: Move to
../libgcc/config/stormy16/lib2.c.
* config/stormy16/stormy16-lib2-ashlsi3.c: Move to
../libgcc/config/stormy16/ashlsi3.c.
* config/stormy16/stormy16-lib2-ashrsi3.c: Move to
../libgcc/config/stormy16/ashrsi3.c.
* config/stormy16/stormy16-lib2-clzhi2.c: Move to
../libgcc/config/stormy16/clzhi2.c.
* config/stormy16/stormy16-lib2-cmpsi2.c: Move to
../libgcc/config/stormy16/cmpsi2.c.
* config/stormy16/stormy16-lib2-ctzhi2.c: Move to
../libgcc/config/stormy16/ctzhi2.c.
* config/stormy16/stormy16-lib2-divsi3.c: Move to
../libgcc/config/stormy16/divsi3.c.
* config/stormy16/stormy16-lib2-ffshi2.c: Move to
../libgcc/config/stormy16/ffshi2.c.
* config/stormy16/stormy16-lib2-lshrsi3.c: Move to
../libgcc/config/stormy16/lshrsi3.c.
* config/stormy16/stormy16-lib2-modsi3.c: Move to
../libgcc/config/stormy16/modsi3.c.
* config/stormy16/stormy16-lib2-parityhi2.c: Move to
../libgcc/config/stormy16/parityhi2.c.
* config/stormy16/stormy16-lib2-popcounthi2.c: Move to
../libgcc/config/stormy16/popcounthi2.c.
* config/stormy16/stormy16-lib2-ucmpsi2.c: Move to
../libgcc/config/stormy16/ucmpsi2.c.
* config/stormy16/stormy16-lib2-udivmodsi4.c: Move to
../libgcc/config/stormy16/udivmodsi4.c.
* config/stormy16/stormy16-lib2-udivsi3.c: Move to
../libgcc/config/stormy16/udivsi3.c.
* config/stormy16/stormy16-lib2-umodsi3.c: Move to
../libgcc/config/stormy16/umodsi3.c.
* config/stormy16/t-stormy16: Move to ../libgcc/config/t-stormy16.
* config/v850/t-v850 (INSTALL_LIBGCC): Remove.
* config/xtensa/lib2funcs.S: Move to ../libgcc/config/xtensa.
* config/xtensa/t-elf: Remove.
* config/xtensa/t-xtensa (LIB2FUNCS_EXTRA): Remove.
* config.gcc (*-*-freebsd*): Remove t-freebsd, t-freebsd-thread
from tmake_file.
(*-*-linux*, frv-*-*linux*, *-*-kfreebsd*-gnu, *-*-knetbsd*-gnu,
*-*-gnu*, *-*-kopensolaris*-gnu): Remove t-linux from tmake_file.
(*-*-netbsd*): Remove t-libgcc-pic from tmake_file.
(*-*-openbsd*): Likewise.
Remove t-openbsd-thread for posix threads.
(alpha*-*-linux*): Remove alpha/t-alpha, alpha/t-ieee
from tmake_file.
(alpha*-*-freebsd*): Likewise.
(alpha*-*-netbsd*): Likewise.
(alpha*-*-openbsd*): Likewise.
(alpha64-dec-*vms*): Likewise.
(alpha*-dec-*vms*): Likewise.
(arm*-*-netbsdelf*): Remove arm/t-netbsd from tmake_file.
(arm*-*-linux*): Remove t-linux from tmake_file.
Remove arm/t-bpabi from tmake_file for arm*-*-linux-*eabi.
(arm*-*-uclinux*): Remove arm/t-bpabi from tmake_file for
arm*-*-uclinux*eabi.
(arm*-*-eabi*, arm*-*-symbianelf* ): Remove arm/t-bpabi from
tmake_file for arm*-*-eabi*.
(fr30-*-elf): Remove tmake_file.
(hppa*64*-*-linux*): Remove tmake_file.
(hppa*-*-linux*): Likewise.
(hppa[12]*-*-hpux10*): Remove pa/t-pa-hpux10, pa/t-pa-hpux from
tmake_file.
(hppa*64*-*-hpux11*): Remove pa/t-pa64, pa/t-pa-hpux from tmake_file.
(hppa[12]*-*-hpux11*): Remove pa/t-pa-hpux11, pa/t-pa-hpux from
tmake_file.
(i[34567]86-*-elf*): Remove tmake_file.
(x86_64-*-elf*): Likewise.
(i[34567]86-*-nto-qnx*): Likewise.
(i[34567]86-*-cygwin*): Remove i386/t-cygwin from tmake_file.
(i[34567]86-*-mingw*, x86_64-*-mingw*): Remove i386/t-gthr-win32
from tmake_file if using win32 threads.
(iq2000*-*-elf*): Remove tmake-file.
(microblaze*-linux*): Likewise.
(sh-*-elf*, sh[12346l]*-*-elf*, sh-*-linux*)
(sh[2346lbe]*-*-linux*, sh-*-netbsdelf*, shl*-*-netbsdelf*)
(sh5-*-netbsd*, sh5l*-*-netbsd*, sh64-*-netbsd*)
(sh64l*-*-netbsd*): Remove sh/t-netbsd from tmake_file for
sh5*-*-netbsd*, sh64*-netbsd*, *-*-netbsd.
(xtensa*-*-elf*): Remove tmake_file.
gcc/po:
* EXCLUDES (config/vxlib.c, gbl-ctors.h, libgcc2.c, libgcc2.h)
(longlong.h): Remove.
libgcc:
* configure.ac: Include ../config/picflag.m4.
(GCC_PICFLAG): Call it.
Substitute.
* configure: Regenerate.
* Makefile.in (gcc_srcdir): Remove.
(LIBGCC2_DEBUG_CFLAGS, LIBGCC2_CFLAGS, LIBGCC2_INCLUDES)
(HOST_LIBGCC2_CFLAGS, PICFLAG, LIB2FUNCS_ST, LIB2FUNCS_EXCLUDE)
(LIB2_DIVMOD_FUNCS, LIB2ADD, LIB2ADD_ST): Set.
($(lib2funcs-o), $(lib2funcs-s-o), $(lib2-divmod-o))
($(lib2-divmod-s-o)): Use $(srcdir) to refer to libgcc2.c.
Use $<.
Remove comment.
* libgcc2.c, libgcc2.h, gbl-ctors.h, longlong.h: New files.
* siditi-object.mk ($o$(objext), $(o)_s$(objext)): Use $(srcdir)
to refer to libgcc2.c.
Use $<.
* config/darwin-64.c: New file.
* config/darwin-crt3.c: Remove comment.
* config/divmod.c, config/floatunsidf.c, config/floatunsisf.c,
config/floatunsitf.c, config/floatunsixf.c, config/udivmod.c,
config/udivmodsi4.c: New files.
* config/memcmp.c, config/memcpy.c, config/memmove.c,
config/memset.c: New files.
* config/t-crtstuff-pic (CRTSTUFF_T_CFLAGS_S): Use $(PICFLAG).
* config/t-darwin (HOST_LIBGCC2_CFLAGS): Set.
* config/t-freebsd-thread, config/t-libgcc-pic: New files.
* config/t-libunwind (HOST_LIBGCC2_CFLAGS): Set.
* config/t-openbsd-thread: New file.
* config/t-sol2 (HOST_LIBGCC2_CFLAGS): Remove.
* config/t-vxworks, config/vxlib-tls.c, config/vxlib.c: New files.
* config/alpha/gthr-posix.c, config/alpha/qrnnd.S: New files.
* config/alpha/t-alpha (LIB2ADD): Use $(srcdir) to refer to
qrnnd.S.
Adapt filename.
* config/alpha/t-osf-pthread (LIB2ADD): Use $(srcdir)/config/alpha
to refer to gthr-posix.c.
* config/alpha/t-vms (LIB2ADD): Set.
* config/alpha/vms-gcc_shell_handler.c: New file.
* config/arm/bpabi.c, config/arm/fp16.c,
config/arm/linux-atomic.c, config/arm/linux-atomic-64bit.c,
config/arm/unaligned-funcs.c: New files.
* config/arm/t-bpabi (LIB2ADD, LIB2ADD_ST): Set.
* config/arm/t-elf (HOST_LIBGCC2_CFLAGS): Set.
* config/arm/t-linux: Likewise.
* config/arm/t-linux-eabi (LIB2ADD_ST): Add.
* config/arm/t-netbsd: New file.
* config/arm/t-strongarm-elf (HOST_LIBGCC2_CFLAGS): Set.
* config/arm/t-symbian (LIB2ADD_ST): Set.
* config/avr/t-avr (LIB2FUNCS_EXCLUDE, HOST_LIBGCC2_CFLAGS): Set.
* config/bfin/t-crtstuff (CRTSTUFF_T_CFLAGS): Use $(PICFLAG).
* config/bfin/t-elf: New file.
* config/c6x/eqd.c, config/c6x/eqf.c, config/c6x/ged.c,
config/c6x/gef.c, config/c6x/gtd.c, config/c6x/gtf.c,
config/c6x/led.c, config/c6x/lef.c, config/c6x/ltd.c,
config/c6x/ltf.c: New files.
* config/c6x/t-elf (LIB2FUNCS_EXCLUDE, LIB2ADD)
(HOST_LIBGCC2_CFLAGS): Set.
* config/c6x/t-uclinux (HOST_LIBGCC2_CFLAGS): Set.
(CRTSTUFF_T_CFLAGS): Use $(PICFLAG).
* config/cris/arit.c, config/cris/mulsi3.S, config/cris/t-cris:
New files.
* config/cris/t-elfmulti (LIB2ADD_ST): Set.
* config/cris/t-linux (HOST_LIBGCC2_CFLAGS): Remove.
* config/frv/cmovd.c, config/frv/cmovh.c, config/frv/cmovw.c,
config/frv/modi.c, config/frv/uitod.c, config/frv/uitof.c,
config/frv/ulltod.c, config/frv/ulltof.c, config/frv/umodi.c: New
files.
* config/frv/t-frv (LIB2ADD): Set.
* config/frv/t-linux (CRTSTUFF_T_CFLAGS): Use $(PICFLAG).
* config/h8300/clzhi2.c, config/h8300/ctzhi2.c,
config/h8300/fixunssfsi.c, config/h8300/parityhi2.c,
config/h8300/popcounthi2.c: New files.
* config/h8300/t-h8300 (LIB2ADD, HOST_LIBGCC2_CFLAGS): Set.
* config/i386/gthr-win32.c: New file.
* config/i386/t-cygming (LIBGCC2_INCLUDES): Set.
* config/i386/t-cygwin: Likewise.
* config/i386/t-darwin, config/i386/t-darwin64,
config/i386/t-gthr-win32, config/i386/t-interix: New files.
* config/i386/t-nto (HOST_LIBGCC2_CFLAGS): Set.
(CRTSTUFF_T_CFLAGS): Use $(PICFLAG).
* config/i386/t-sol2 (CRTSTUFF_T_CFLAGS): Use $(PICFLAG).
* config/ia64/quadlib.c: New file.
* config/ia64/t-hpux (LIB2ADD): Set.
* config/ia64/t-ia64: Add comment.
* config/iq2000/lib2funcs.c, config/iq2000/t-iq2000: New files.
* config/lm32/t-uclinux (CRTSTUFF_T_CFLAGS): Use $(PICFLAG).
(HOST_LIBGCC2_CFLAGS): Append, remove -fPIC.
* config/m32c/lib2funcs.c, config/m32c/trapv.c: New files.
* config/m32c/t-m32c (LIB2ADD): Set.
* config/m32r/t-linux (HOST_LIBGCC2_CFLAGS): Set.
* config/m32r/t-m32r: Likewise.
* config/m68k/fpgnulib.c: New file.
* config/m68k/t-floatlib (LIB2ADD): Set.
(xfgnulib.c): New target.
* config/mcore/t-mcore (HOST_LIBGCC2_CFLAGS): Set.
* config/mep/lib2funcs.c, config/mep/tramp.c: New files.
* config/mep/t-mep (LIB2ADD): Set.
* config/microblaze/divsi3.asm: Rename to divsi3.S.
* config/microblaze/moddi3.asm: Rename to moddi3.S.
* config/microblaze/modsi3.asm: Rename to modsi3.S.
* config/microblaze/muldi3_hard.asm: Rename to hard.S.
* config/microblaze/mulsi3.asm: Rename to mulsi3.S.
* config/microblaze/stack_overflow_exit.asm: Rename to exit.S.
* config/microblaze/udivsi3.asm: Rename to udivsi3.S.
* config/microblaze/umodsi3.asm: Rename to umodsi3.S.
* config/microblaze/t-microblaze (LIB2ADD): Reflect this.
* config/mips/t-elf, config/mips/t-vr, config/mips/vr4120-div.S:
New files.
* config/mips/t-mips (LIB2_SIDITI_CONV_FUNCS): Set.
* config/mmix/t-mmix (HOST_LIBGCC2_CFLAGS): Set.
* config/pa/fptr.c, config/pa/lib2funcs.S,
config/pa/linux-atomic.c, config/pa/quadlib.c: New files.
* config/pa/t-linux (HOST_LIBGCC2_CFLAGS): Set.
(LIB2ADD, LIB2ADD_ST): Set.
* config/pa/t-hpux, config/pa/t-hpux10, config/pa/t-pa64: New files.
* config/pa/t-linux (HOST_LIBGCC2_CFLAGS, LIB2ADD, LIB2ADD_ST):
Set.
* config/pa/t-linux64 (LIB2ADD_ST, HOST_LIBGCC2_CFLAGS): Set.
* config/pdp11/t-pdp11: New file.
* config/picochip/libgccExtras/adddi3.S,
config/picochip/libgccExtras/ashlsi3.S,
config/picochip/libgccExtras/ashrsi3.S,
config/picochip/libgccExtras/clzsi2.S,
config/picochip/libgccExtras/cmpsi2.S,
config/picochip/libgccExtras/divmod15.S,
config/picochip/libgccExtras/divmodhi4.S,
config/picochip/libgccExtras/divmodsi4.S,
config/picochip/libgccExtras/lshrsi3.S,
config/picochip/libgccExtras/parityhi2.S,
config/picochip/libgccExtras/popcounthi2.S,
config/picochip/libgccExtras/subdi3.S,
config/picochip/libgccExtras/ucmpsi2.S,
config/picochip/libgccExtras/udivmodhi4.S,
config/picochip/libgccExtras/udivmodsi4.S: New files.
* config/picochip/t-picochip (LIB2ADD, HOST_LIBGCC2_CFLAGS)
(LIBGCC2_DEBUG_CFLAGS, RANLIB_FOR_TARGET): Set.
* config/rs6000/crtresfpr.S, config/rs6000/crtresgpr.S,
config/rs6000/crtresxfpr.S, config/rs6000/crtresxgpr.S,
config/rs6000/crtsavfpr.S, config/rs6000/crtsavgpr.S)
config/rs6000/darwin-asm.h, config/rs6000/darwin-fpsave.S,
config/rs6000/darwin-gpsave.S, config/rs6000/darwin-tramp.S,
config/rs6000/darwin-vecsave.S, config/rs6000/darwin-world.S: New
files.
* config/rs6000/t-darwin (LIB2ADD, LIB2ADD_ST)
(HOST_LIBGCC2_CFLAGS): Set.
* config/rs6000/t-darwin64: New file.
* config/rs6000/t-linux64 (HOST_LIBGCC2_CFLAGS): Set.
* config/rs6000/t-lynx, config/rs6000/t-netbsd: New files.
* config/rs6000/t-ppccomm (LIB2ADD): Add
$(srcdir)/config/rs6000/tramp.S.
(LIB2ADD_ST): Use $(srcdir)/config/rs6000 to refer to sources.
Add $(srcdir)/config/rs6000/eabi.S.
(crtsavfpr.S, crtresfpr.S, crtsavgpr.S, crtresgpr.S, crtresxfpr.S)
(crtresxgpr.S, e500crtres32gpr.S, e500crtres64gpr.S)
(e500crtres64gprctr.S, e500crtrest32gpr.S, e500crtrest64gpr.S)
(e500crtresx32gpr.S, e500crtresx64gpr.S, e500crtsav32gpr.S)
(e500crtsav64gpr.S, e500crtsav64gprctr.S, e500crtsavg32gpr.S)
(e500crtsavg64gpr.S, e500crtsavg64gprctr.S): Remove.
* config/rs6000/tramp.S: New file.
* config/s390/t-tpf: Remove.
* config/sh/linux-atomic.S: New file.
* config/sh/t-linux (LIB2ADD): Set.
(HOST_LIBGCC2_CFLAGS): Append, remove -fpic.
* config/sh/t-netbsd (LIB2ADD, HOST_LIBGCC2_CFLAGS): Set.
* config/sh/t-sh (unwind-dw2-Os-4-200.o): Use $(srcdir) to refer
to unwind-dw2.c.
(HOST_LIBGCC2_CFLAGS): Set.
* config/sparc/t-sol2 (CRTSTUFF_T_CFLAGS): Use $(PICFLAG).
* config/spu/divmodti4.c, config/spu/divv2df3.c,
config/spu/float_disf.c, config/spu/float_unsdidf.c,
config/spu/float_unsdisf.c, config/spu/float_unssidf.c,
config/spu/mfc_multi_tag_release.c,
config/spu/mfc_multi_tag_reserve.c, config/spu/mfc_tag_release.c,
config/spu/mfc_tag_reserve.c, config/spu/mfc_tag_table.c,
config/spu/multi3.c: New files.
* config/spu/t-elf (LIB2ADD, LIB2ADD_ST, LIB2_SIDITI_CONV_FUNCS)
(HOST_LIBGCC2_CFLAGS): Set.
* config/stormy16/ashlsi3.c, config/stormy16/ashrsi3.c,
config/stormy16/clzhi2.c, config/stormy16/cmpsi2.c,
config/stormy16/ctzhi2.c, config/stormy16/divsi3.c,
config/stormy16/ffshi2.c, config/stormy16/lib2.c,
config/stormy16/lshrsi3.c, config/stormy16/modsi3.c,
config/stormy16/parityhi2.c, config/stormy16/popcounthi2.c,
config/stormy16/t-stormy16, config/stormy16/ucmpsi2.c,
config/stormy16/udivmodsi4.c, config/stormy16/udivsi3.c,
config/stormy16/umodsi3.c: New files.
* config/xtensa/lib2funcs.S: New file.
* config/xtensa/t-elf (HOST_LIBGCC2_CFLAGS): Set.
* config/xtensa/t-xtensa (LIB2ADD): Set.
* config.host (*-*-darwin*): Add t-libgcc-pic to tmake_file.
(*-*-freebsd*): Add t-freebsd, t-libgcc-pic to tmake_file.
Add t-freebsd-thread to tmake_file for posix threads.
(*-*-linux*, frv-*-*linux*, *-*-kfreebsd*-gnu, *-*-knetbsd*-gnu)
(*-*-gnu*, *-*-kopensolaris*-gnu): Add t-libgcc-pic to tmake_file.
(*-*-lynxos*): Likewise.
(*-*-netbsd*): Likewise.
(*-*-openbsd*): Likewise.
Add t-openbsd-thread to tmake_file for posix threads.
(*-*-solaris2*): Add t-libgcc-pic to tmake_file.
(*-*-vxworks*): Set tmake_file.
(alpha*-*-linux*): Add alpha/t-alpha, alpha/t-ieee to tmake_file.
(alpha*-*-freebsd*): Likewise.
(alpha*-*-netbsd*): Likewise.
(alpha*-*-openbsd*): Likewise.
(alpha*-dec-osf5.1*): Remove qrnnd.o, gthr-posix.o from extra_parts.
(alpha64-dec-*vms*): Add alpha/t-alpha, alpha/t-ieee to tmake_file.
(alpha*-dec-*vms*): Likewise.
(arm*-*-netbsdelf*): Add arm/t-netbsd to tmake_file.
(bfin*-elf*): Add bfin/t-elf to tmake_file.
(bfin*-uclinux*): Likewise.
(bfin*-linux-uclibc*): Likewise.
(crisv32-*-elf): Add cris/t-cris to tmake_file.
(crisv32-*-none): Likewise.
(cris-*-elf): Likewise.
(cris-*-none): Likewise.
(cris-*-linux*, crisv32-*-linux*): Likewise.
(hppa[12]*-*-hpux10*): Add pa/t-hpux pa/t-hpux10, t-libgcc-pic to
tmake_file.
(hppa*64*-*-hpux11*): Add pa/t-hpux, pa/t-pa64, t-libgcc-pic to
tmake_file.
(hppa[12]*-*-hpux11*): Add pa/t-hpux, t-libgcc-pic to tmake_file.
(i[34567]86-*-elf*): Add t-libgcc-pic to tmake_file.
(x86_64-*-elf*): Likewise.
(i[34567]86-*-nto-qnx*): Likewise.
(i[34567]86-*-mingw*): Add i386/t-gthr-win32 to tmake_file for
win32 threads.
(x86_64-*-mingw*): Likewise.
(i[34567]86-*-interix3*): Add i386/t-interix to tmake_file.
(lm32-*-uclinux*): Add t-libgcc-pic to tmake_file.
(mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
(mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
(mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add mips/t-elf to
tmake_file.
(mipsisa64sr71k-*-elf*): Likewise.
(mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*): Likewise.
(mips-*-elf*, mipsel-*-elf*): Likewise.
(mips64-*-elf*, mips64el-*-elf*): Likewise.
(mips64orion-*-elf*, mips64orionel-*-elf*): Likewise.
(mips*-*-rtems*): Likewise.
(mips64vr-*-elf*, mips64vrel-*-elf*): Add mips/t-elf, mips/t-vr
to tmake_file.
(pdp11-*-*): Add pdp11/t-pdp11 to tmake_file.
(powerpc64-*-darwin*): Add rs6000/t-darwin64 to tmake_file.
(s390x-ibm-tpf*): Add t-libgcc-pic to tmake_file.
(spu-*-elf*): Likewise.
(tic6x-*-uclinux): Add t-libgcc-pic to tmake_file.
libquadmath:
* printf/gmp-impl.h: Adapt path to longlong.h.
From-SVN: r180774
Diffstat (limited to 'libgcc/config/cris/arit.c')
-rw-r--r-- | libgcc/config/cris/arit.c | 304 |
1 files changed, 304 insertions, 0 deletions
diff --git a/libgcc/config/cris/arit.c b/libgcc/config/cris/arit.c new file mode 100644 index 0000000..32255f9 --- /dev/null +++ b/libgcc/config/cris/arit.c @@ -0,0 +1,304 @@ +/* Signed and unsigned multiplication and division and modulus for CRIS. + Contributed by Axis Communications. + Written by Hans-Peter Nilsson <hp@axis.se>, c:a 1992. + + Copyright (C) 1998, 1999, 2000, 2001, 2002, + 2005, 2009 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. + +This file 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. + +Under Section 7 of GPL version 3, you are granted additional +permissions described in the GCC Runtime Library Exception, version +3.1, as published by the Free Software Foundation. + +You should have received a copy of the GNU General Public License and +a copy of the GCC Runtime Library Exception along with this program; +see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +<http://www.gnu.org/licenses/>. */ + + +/* Note that we provide prototypes for all "const" functions, to attach + the const attribute. This is necessary in 2.7.2 - adding the + attribute to the function *definition* is a syntax error. + This did not work with e.g. 2.1; back then, the return type had to + be "const". */ + +#include "config.h" + +#if defined (__CRIS_arch_version) && __CRIS_arch_version >= 3 +#define LZ(v) __builtin_clz (v) +#endif + + +#if defined (L_udivsi3) || defined (L_divsi3) || defined (L_umodsi3) \ + || defined (L_modsi3) +/* Result type of divmod worker function. */ +struct quot_rem + { + long quot; + long rem; + }; + +/* This is the worker function for div and mod. It is inlined into the + respective library function. Parameter A must have bit 31 == 0. */ + +static __inline__ struct quot_rem +do_31div (unsigned long a, unsigned long b) + __attribute__ ((__const__, __always_inline__)); + +static __inline__ struct quot_rem +do_31div (unsigned long a, unsigned long b) +{ + /* Adjust operands and result if a is 31 bits. */ + long extra = 0; + int quot_digits = 0; + + if (b == 0) + { + struct quot_rem ret; + ret.quot = 0xffffffff; + ret.rem = 0xffffffff; + return ret; + } + + if (a < b) + return (struct quot_rem) { 0, a }; + +#ifdef LZ + if (b <= a) + { + quot_digits = LZ (b) - LZ (a); + quot_digits += (a >= (b << quot_digits)); + b <<= quot_digits; + } +#else + while (b <= a) + { + b <<= 1; + quot_digits++; + } +#endif + + /* Is a 31 bits? Note that bit 31 is handled by the caller. */ + if (a & 0x40000000) + { + /* Then make b:s highest bit max 0x40000000, because it must have + been 0x80000000 to be 1 bit higher than a. */ + b >>= 1; + + /* Adjust a to be maximum 0x3fffffff, i.e. two upper bits zero. */ + if (a >= b) + { + a -= b; + extra = 1 << (quot_digits - 1); + } + else + { + a -= b >> 1; + + /* Remember that we adjusted a by subtracting b * 2 ** Something. */ + extra = 1 << quot_digits; + } + + /* The number of quotient digits will be one less, because + we just adjusted b. */ + quot_digits--; + } + + /* Now do the division part. */ + + /* Subtract b and add ones to the right when a >= b + i.e. "a - (b - 1) == (a - b) + 1". */ + b--; + +#define DS __asm__ ("dstep %2,%0" : "=r" (a) : "0" (a), "r" (b)) + + switch (quot_digits) + { + case 32: DS; case 31: DS; case 30: DS; case 29: DS; + case 28: DS; case 27: DS; case 26: DS; case 25: DS; + case 24: DS; case 23: DS; case 22: DS; case 21: DS; + case 20: DS; case 19: DS; case 18: DS; case 17: DS; + case 16: DS; case 15: DS; case 14: DS; case 13: DS; + case 12: DS; case 11: DS; case 10: DS; case 9: DS; + case 8: DS; case 7: DS; case 6: DS; case 5: DS; + case 4: DS; case 3: DS; case 2: DS; case 1: DS; + case 0:; + } + + { + struct quot_rem ret; + ret.quot = (a & ((1 << quot_digits) - 1)) + extra; + ret.rem = a >> quot_digits; + return ret; + } +} + +#ifdef L_udivsi3 +unsigned long +__Udiv (unsigned long a, unsigned long b) __attribute__ ((__const__)); + +unsigned long +__Udiv (unsigned long a, unsigned long b) +{ + long extra = 0; + + /* Adjust operands and result, if a and/or b is 32 bits. */ + /* Effectively: b & 0x80000000. */ + if ((long) b < 0) + return a >= b; + + /* Effectively: a & 0x80000000. */ + if ((long) a < 0) + { + int tmp = 0; + + if (b == 0) + return 0xffffffff; +#ifdef LZ + tmp = LZ (b); +#else + for (tmp = 31; (((long) b & (1 << tmp)) == 0); tmp--) + ; + + tmp = 31 - tmp; +#endif + + if ((b << tmp) > a) + { + extra = 1 << (tmp-1); + a -= b << (tmp - 1); + } + else + { + extra = 1 << tmp; + a -= b << tmp; + } + } + + return do_31div (a, b).quot+extra; +} +#endif /* L_udivsi3 */ + +#ifdef L_divsi3 +long +__Div (long a, long b) __attribute__ ((__const__)); + +long +__Div (long a, long b) +{ + long extra = 0; + long sign = (b < 0) ? -1 : 1; + + /* We need to handle a == -2147483648 as expected and must while + doing that avoid producing a sequence like "abs (a) < 0" as GCC + may optimize out the test. That sequence may not be obvious as + we call inline functions. Testing for a being negative and + handling (presumably much rarer than positive) enables us to get + a bit of optimization for an (accumulated) reduction of the + penalty of the 0x80000000 special-case. */ + if (a < 0) + { + sign = -sign; + + if ((a & 0x7fffffff) == 0) + { + /* We're at 0x80000000. Tread carefully. */ + a -= b * sign; + extra = sign; + } + a = -a; + } + + /* We knowingly penalize pre-v10 models by multiplication with the + sign. */ + return sign * do_31div (a, __builtin_labs (b)).quot + extra; +} +#endif /* L_divsi3 */ + + +#ifdef L_umodsi3 +unsigned long +__Umod (unsigned long a, unsigned long b) __attribute__ ((__const__)); + +unsigned long +__Umod (unsigned long a, unsigned long b) +{ + /* Adjust operands and result if a and/or b is 32 bits. */ + if ((long) b < 0) + return a >= b ? a - b : a; + + if ((long) a < 0) + { + int tmp = 0; + + if (b == 0) + return a; +#ifdef LZ + tmp = LZ (b); +#else + for (tmp = 31; (((long) b & (1 << tmp)) == 0); tmp--) + ; + tmp = 31 - tmp; +#endif + + if ((b << tmp) > a) + { + a -= b << (tmp - 1); + } + else + { + a -= b << tmp; + } + } + + return do_31div (a, b).rem; +} +#endif /* L_umodsi3 */ + +#ifdef L_modsi3 +long +__Mod (long a, long b) __attribute__ ((__const__)); + +long +__Mod (long a, long b) +{ + long sign = 1; + + /* We need to handle a == -2147483648 as expected and must while + doing that avoid producing a sequence like "abs (a) < 0" as GCC + may optimize out the test. That sequence may not be obvious as + we call inline functions. Testing for a being negative and + handling (presumably much rarer than positive) enables us to get + a bit of optimization for an (accumulated) reduction of the + penalty of the 0x80000000 special-case. */ + if (a < 0) + { + sign = -1; + if ((a & 0x7fffffff) == 0) + /* We're at 0x80000000. Tread carefully. */ + a += __builtin_labs (b); + a = -a; + } + + return sign * do_31div (a, __builtin_labs (b)).rem; +} +#endif /* L_modsi3 */ +#endif /* L_udivsi3 || L_divsi3 || L_umodsi3 || L_modsi3 */ + +/* + * Local variables: + * eval: (c-set-style "gnu") + * indent-tabs-mode: t + * End: + */ |