invoke.texi

理解和实践操作系统的一本好书

-fbranch-target-load-optimize2 -fbtr-bb-exclusive -fcaller-saves @gol
-fcheck-data-deps -fcprop-registers -fcrossjumping -fcse-follow-jumps @gol
-fcse-skip-blocks -fcx-limited-range -fdata-sections -fdce -fdce @gol
-fdelayed-branch -fdelete-null-pointer-checks -fdse -fdse @gol
-fearly-inlining -fexpensive-optimizations -ffast-math @gol
-ffinite-math-only -ffloat-store -fforward-propagate @gol
-ffunction-sections -fgcse -fgcse-after-reload -fgcse-las -fgcse-lm @gol
-fgcse-sm -fif-conversion -fif-conversion2 -finline-functions @gol
-finline-functions-called-once -finline-limit=@var{n} @gol
-finline-small-functions -fipa-cp -fipa-marix-reorg -fipa-pta @gol 
-fipa-pure-const -fipa-reference -fipa-struct-reorg @gol
-fipa-type-escape -fivopts -fkeep-inline-functions -fkeep-static-consts @gol
-fmerge-all-constants -fmerge-constants -fmodulo-sched @gol
-fmodulo-sched-allow-regmoves -fmove-loop-invariants -fmudflap @gol
-fmudflapir -fmudflapth -fno-branch-count-reg -fno-default-inline @gol
-fno-defer-pop -fno-function-cse -fno-guess-branch-probability @gol
-fno-inline -fno-math-errno -fno-peephole -fno-peephole2 @gol
-fno-sched-interblock -fno-sched-spec -fno-signed-zeros @gol
-fno-toplevel-reorder -fno-trapping-math -fno-zero-initialized-in-bss @gol
-fomit-frame-pointer -foptimize-register-move -foptimize-sibling-calls @gol
-fpeel-loops -fpredictive-commoning -fprefetch-loop-arrays @gol
-fprofile-generate -fprofile-use -fprofile-values -freciprocal-math @gol
-fregmove -frename-registers -freorder-blocks @gol
-freorder-blocks-and-partition -freorder-functions @gol
-frerun-cse-after-loop -freschedule-modulo-scheduled-loops @gol
-frounding-math -frtl-abstract-sequences -fsched2-use-superblocks @gol
-fsched2-use-traces -fsched-spec-load -fsched-spec-load-dangerous @gol
-fsched-stalled-insns-dep[=@var{n}] -fsched-stalled-insns[=@var{n}] @gol
-fschedule-insns -fschedule-insns2 -fsection-anchors -fsee @gol
-fsignaling-nans -fsingle-precision-constant -fsplit-ivs-in-unroller @gol
-fsplit-wide-types -fstack-protector -fstack-protector-all @gol
-fstrict-aliasing -fstrict-overflow -fthread-jumps -ftracer -ftree-ccp @gol
-ftree-ch -ftree-copy-prop -ftree-copyrename -ftree-dce @gol
-ftree-dominator-opts -ftree-dse -ftree-fre -ftree-loop-im @gol
-ftree-loop-ivcanon -ftree-loop-linear -ftree-loop-optimize @gol
-ftree-parallelize-loops=@var{n} -ftree-pre -ftree-reassoc -ftree-salias @gol
-ftree-sink -ftree-sra -ftree-store-ccp -ftree-ter @gol
-ftree-vect-loop-version -ftree-vectorize -ftree-vrp -funit-at-a-time @gol
-funroll-all-loops -funroll-loops -funsafe-loop-optimizations @gol
-funsafe-math-optimizations -funswitch-loops @gol
-fvariable-expansion-in-unroller -fvect-cost-model -fvpt -fweb @gol
-fwhole-program @gol
--param @var{name}=@var{value}
-O  -O0  -O1  -O2  -O3  -Os}

@item Preprocessor Options
@xref{Preprocessor Options,,Options Controlling the Preprocessor}.
@gccoptlist{-A@var{question}=@var{answer} @gol
-A-@var{question}@r{[}=@var{answer}@r{]} @gol
-C  -dD  -dI  -dM  -dN @gol
-D@var{macro}@r{[}=@var{defn}@r{]}  -E  -H @gol
-idirafter @var{dir} @gol
-include @var{file}  -imacros @var{file} @gol
-iprefix @var{file}  -iwithprefix @var{dir} @gol
-iwithprefixbefore @var{dir}  -isystem @var{dir} @gol
-imultilib @var{dir} -isysroot @var{dir} @gol
-M  -MM  -MF  -MG  -MP  -MQ  -MT  -nostdinc  @gol
-P  -fworking-directory  -remap @gol
-trigraphs  -undef  -U@var{macro}  -Wp,@var{option} @gol
-Xpreprocessor @var{option}}

@item Assembler Option
@xref{Assembler Options,,Passing Options to the Assembler}.
@gccoptlist{-Wa,@var{option}  -Xassembler @var{option}}

@item Linker Options
@xref{Link Options,,Options for Linking}.
@gccoptlist{@var{object-file-name}  -l@var{library} @gol
-nostartfiles  -nodefaultlibs  -nostdlib -pie -rdynamic @gol
-s  -static  -static-libgcc  -shared  -shared-libgcc  -symbolic @gol
-Wl,@var{option}  -Xlinker @var{option} @gol
-u @var{symbol}}

@item Directory Options
@xref{Directory Options,,Options for Directory Search}.
@gccoptlist{-B@var{prefix}  -I@var{dir}  -iquote@var{dir}  -L@var{dir}
-specs=@var{file}  -I- --sysroot=@var{dir}}

@item Target Options
@c I wrote this xref this way to avoid overfull hbox. -- rms
@xref{Target Options}.
@gccoptlist{-V @var{version}  -b @var{machine}}

@item Machine Dependent Options
@xref{Submodel Options,,Hardware Models and Configurations}.
@c This list is ordered alphanumerically by subsection name.
@c Try and put the significant identifier (CPU or system) first,
@c so users have a clue at guessing where the ones they want will be.

@emph{ARC Options}
@gccoptlist{-EB  -EL @gol
-mmangle-cpu  -mcpu=@var{cpu}  -mtext=@var{text-section} @gol
-mdata=@var{data-section}  -mrodata=@var{readonly-data-section}}

@emph{ARM Options}
@gccoptlist{-mapcs-frame  -mno-apcs-frame @gol
-mabi=@var{name} @gol
-mapcs-stack-check  -mno-apcs-stack-check @gol
-mapcs-float  -mno-apcs-float @gol
-mapcs-reentrant  -mno-apcs-reentrant @gol
-msched-prolog  -mno-sched-prolog @gol
-mlittle-endian  -mbig-endian  -mwords-little-endian @gol
-mfloat-abi=@var{name}  -msoft-float  -mhard-float  -mfpe @gol
-mthumb-interwork  -mno-thumb-interwork @gol
-mcpu=@var{name}  -march=@var{name}  -mfpu=@var{name}  @gol
-mstructure-size-boundary=@var{n} @gol
-mabort-on-noreturn @gol
-mlong-calls  -mno-long-calls @gol
-msingle-pic-base  -mno-single-pic-base @gol
-mpic-register=@var{reg} @gol
-mnop-fun-dllimport @gol
-mcirrus-fix-invalid-insns -mno-cirrus-fix-invalid-insns @gol
-mpoke-function-name @gol
-mthumb  -marm @gol
-mtpcs-frame  -mtpcs-leaf-frame @gol
-mcaller-super-interworking  -mcallee-super-interworking @gol
-mtp=@var{name}}

@emph{AVR Options}
@gccoptlist{-mmcu=@var{mcu}  -msize  -minit-stack=@var{n}  -mno-interrupts @gol
-mcall-prologues  -mno-tablejump  -mtiny-stack  -mint8}

@emph{Blackfin Options}
@gccoptlist{-mcpu=@var{cpu}@r{[}-@var{sirevision}@r{]} @gol
-msim -momit-leaf-frame-pointer  -mno-omit-leaf-frame-pointer @gol
-mspecld-anomaly  -mno-specld-anomaly  -mcsync-anomaly  -mno-csync-anomaly @gol
-mlow-64k -mno-low64k  -mstack-check-l1  -mid-shared-library @gol
-mno-id-shared-library  -mshared-library-id=@var{n} @gol
-mleaf-id-shared-library  -mno-leaf-id-shared-library @gol
-msep-data  -mno-sep-data  -mlong-calls  -mno-long-calls @gol
-mfast-fp -minline-plt}

@emph{CRIS Options}
@gccoptlist{-mcpu=@var{cpu}  -march=@var{cpu}  -mtune=@var{cpu} @gol
-mmax-stack-frame=@var{n}  -melinux-stacksize=@var{n} @gol
-metrax4  -metrax100  -mpdebug  -mcc-init  -mno-side-effects @gol
-mstack-align  -mdata-align  -mconst-align @gol
-m32-bit  -m16-bit  -m8-bit  -mno-prologue-epilogue  -mno-gotplt @gol
-melf  -maout  -melinux  -mlinux  -sim  -sim2 @gol
-mmul-bug-workaround  -mno-mul-bug-workaround}

@emph{CRX Options}
@gccoptlist{-mmac -mpush-args}

@emph{Darwin Options}
@gccoptlist{-all_load  -allowable_client  -arch  -arch_errors_fatal @gol
-arch_only  -bind_at_load  -bundle  -bundle_loader @gol
-client_name  -compatibility_version  -current_version @gol
-dead_strip @gol
-dependency-file  -dylib_file  -dylinker_install_name @gol
-dynamic  -dynamiclib  -exported_symbols_list @gol
-filelist  -flat_namespace  -force_cpusubtype_ALL @gol
-force_flat_namespace  -headerpad_max_install_names @gol
-iframework @gol
-image_base  -init  -install_name  -keep_private_externs @gol
-multi_module  -multiply_defined  -multiply_defined_unused @gol
-noall_load   -no_dead_strip_inits_and_terms @gol
-nofixprebinding -nomultidefs  -noprebind  -noseglinkedit @gol
-pagezero_size  -prebind  -prebind_all_twolevel_modules @gol
-private_bundle  -read_only_relocs  -sectalign @gol
-sectobjectsymbols  -whyload  -seg1addr @gol
-sectcreate  -sectobjectsymbols  -sectorder @gol
-segaddr -segs_read_only_addr -segs_read_write_addr @gol
-seg_addr_table  -seg_addr_table_filename  -seglinkedit @gol
-segprot  -segs_read_only_addr  -segs_read_write_addr @gol
-single_module  -static  -sub_library  -sub_umbrella @gol
-twolevel_namespace  -umbrella  -undefined @gol
-unexported_symbols_list  -weak_reference_mismatches @gol
-whatsloaded -F -gused -gfull -mmacosx-version-min=@var{version} @gol
-mkernel -mone-byte-bool}

@emph{DEC Alpha Options}
@gccoptlist{-mno-fp-regs  -msoft-float  -malpha-as  -mgas @gol
-mieee  -mieee-with-inexact  -mieee-conformant @gol
-mfp-trap-mode=@var{mode}  -mfp-rounding-mode=@var{mode} @gol
-mtrap-precision=@var{mode}  -mbuild-constants @gol
-mcpu=@var{cpu-type}  -mtune=@var{cpu-type} @gol
-mbwx  -mmax  -mfix  -mcix @gol
-mfloat-vax  -mfloat-ieee @gol
-mexplicit-relocs  -msmall-data  -mlarge-data @gol
-msmall-text  -mlarge-text @gol
-mmemory-latency=@var{time}}

@emph{DEC Alpha/VMS Options}
@gccoptlist{-mvms-return-codes}

@emph{FRV Options}
@gccoptlist{-mgpr-32  -mgpr-64  -mfpr-32  -mfpr-64 @gol
-mhard-float  -msoft-float @gol
-malloc-cc  -mfixed-cc  -mdword  -mno-dword @gol
-mdouble  -mno-double @gol
-mmedia  -mno-media  -mmuladd  -mno-muladd @gol
-mfdpic  -minline-plt -mgprel-ro  -multilib-library-pic @gol
-mlinked-fp  -mlong-calls  -malign-labels @gol
-mlibrary-pic  -macc-4  -macc-8 @gol
-mpack  -mno-pack  -mno-eflags  -mcond-move  -mno-cond-move @gol
-moptimize-membar -mno-optimize-membar @gol
-mscc  -mno-scc  -mcond-exec  -mno-cond-exec @gol
-mvliw-branch  -mno-vliw-branch @gol
-mmulti-cond-exec  -mno-multi-cond-exec  -mnested-cond-exec @gol
-mno-nested-cond-exec  -mtomcat-stats @gol
-mTLS -mtls @gol
-mcpu=@var{cpu}}

@emph{GNU/Linux Options}
@gccoptlist{-muclibc}

@emph{H8/300 Options}
@gccoptlist{-mrelax  -mh  -ms  -mn  -mint32  -malign-300}

@emph{HPPA Options}
@gccoptlist{-march=@var{architecture-type} @gol
-mbig-switch  -mdisable-fpregs  -mdisable-indexing @gol
-mfast-indirect-calls  -mgas  -mgnu-ld   -mhp-ld @gol
-mfixed-range=@var{register-range} @gol
-mjump-in-delay -mlinker-opt -mlong-calls @gol
-mlong-load-store  -mno-big-switch  -mno-disable-fpregs @gol
-mno-disable-indexing  -mno-fast-indirect-calls  -mno-gas @gol
-mno-jump-in-delay  -mno-long-load-store @gol
-mno-portable-runtime  -mno-soft-float @gol
-mno-space-regs  -msoft-float  -mpa-risc-1-0 @gol
-mpa-risc-1-1  -mpa-risc-2-0  -mportable-runtime @gol
-mschedule=@var{cpu-type}  -mspace-regs  -msio  -mwsio @gol
-munix=@var{unix-std}  -nolibdld  -static  -threads}

@emph{i386 and x86-64 Options}
@gccoptlist{-mtune=@var{cpu-type}  -march=@var{cpu-type} @gol
-mfpmath=@var{unit} @gol
-masm=@var{dialect}  -mno-fancy-math-387 @gol
-mno-fp-ret-in-387  -msoft-float @gol
-mno-wide-multiply  -mrtd  -malign-double @gol
-mpreferred-stack-boundary=@var{num} -mcld -mcx16 -msahf -mrecip @gol
-mmmx  -msse  -msse2 -msse3 -mssse3 -msse4.1 -msse4.2 -msse4 @gol
-msse4a -m3dnow -mpopcnt -mabm -msse5 @gol
-mthreads  -mno-align-stringops  -minline-all-stringops @gol
-mpush-args  -maccumulate-outgoing-args  -m128bit-long-double @gol
-m96bit-long-double  -mregparm=@var{num}  -msseregparm @gol
-mveclibabi=@var{type} -mpc32 -mpc64 -mpc80 -mstackrealign @gol
-momit-leaf-frame-pointer  -mno-red-zone -mno-tls-direct-seg-refs @gol
-mcmodel=@var{code-model} @gol
-m32  -m64 -mlarge-data-threshold=@var{num} @gol
-mfused-madd -mno-fused-madd}

@emph{IA-64 Options}
@gccoptlist{-mbig-endian  -mlittle-endian  -mgnu-as  -mgnu-ld  -mno-pic @gol
-mvolatile-asm-stop  -mregister-names  -mno-sdata @gol
-mconstant-gp  -mauto-pic  -minline-float-divide-min-latency @gol
-minline-float-divide-max-throughput @gol
-minline-int-divide-min-latency @gol
-minline-int-divide-max-throughput  @gol
-minline-sqrt-min-latency -minline-sqrt-max-throughput @gol
-mno-dwarf2-asm -mearly-stop-bits @gol
-mfixed-range=@var{register-range} -mtls-size=@var{tls-size} @gol
-mtune=@var{cpu-type} -mt -pthread -milp32 -mlp64 @gol
-mno-sched-br-data-spec -msched-ar-data-spec -mno-sched-control-spec @gol
-msched-br-in-data-spec -msched-ar-in-data-spec -msched-in-control-spec @gol
-msched-ldc -mno-sched-control-ldc -mno-sched-spec-verbose @gol
-mno-sched-prefer-non-data-spec-insns @gol
-mno-sched-prefer-non-control-spec-insns @gol
-mno-sched-count-spec-in-critical-path}

@emph{M32R/D Options}
@gccoptlist{-m32r2 -m32rx -m32r @gol
-mdebug @gol
-malign-loops -mno-align-loops @gol
-missue-rate=@var{number} @gol
-mbranch-cost=@var{number} @gol
-mmodel=@var{code-size-model-type} @gol
-msdata=@var{sdata-type} @gol
-mno-flush-func -mflush-func=@var{name} @gol
-mno-flush-trap -mflush-trap=@var{number} @gol
-G @var{num}}

@emph{M32C Options}
@gccoptlist{-mcpu=@var{cpu} -msim -memregs=@var{number}}

@emph{M680x0 Options}
@gccoptlist{-march=@var{arch}  -mcpu=@var{cpu}  -mtune=@var{tune}
-m68000  -m68020  -m68020-40  -m68020-60  -m68030  -m68040 @gol
-m68060  -mcpu32  -m5200  -m5206e  -m528x  -m5307  -m5407 @gol
-mcfv4e  -mbitfield  -mno-bitfield  -mc68000  -mc68020 @gol
-mnobitfield  -mrtd  -mno-rtd  -mdiv  -mno-div  -mshort @gol
-mno-short  -mhard-float  -m68881  -msoft-float  -mpcrel @gol
-malign-int  -mstrict-align  -msep-data  -mno-sep-data @gol
-mshared-library-id=n  -mid-shared-library  -mno-id-shared-library}

@emph{M68hc1x Options}
@gccoptlist{-m6811  -m6812  -m68hc11  -m68hc12   -m68hcs12 @gol
-mauto-incdec  -minmax  -mlong-calls  -mshort @gol
-msoft-reg-count=@var{count}}

@emph{MCore Options}
@gccoptlist{-mhardlit  -mno-hardlit  -mdiv  -mno-div  -mrelax-immediates @gol
-mno-relax-immediates  -mwide-bitfields  -mno-wide-bitfields @gol
-m4byte-functions  -mno-4byte-functions  -mcallgraph-data @gol
-mno-callgraph-data  -mslow-bytes  -mno-slow-bytes  -mno-lsim @gol
-mlittle-endian  -mbig-endian  -m210  -m340  -mstack-increment}

@emph{MIPS Options}
@gccoptlist{-EL  -EB  -march=@var{arch}  -mtune=@var{arch} @gol
-mips1  -mips2  -mips3  -mips4  -mips32  -mips32r2  -mips64 @gol
-mips16  -mno-mips16  -mflip-mips16 @gol
-minterlink-mips16  -mno-interlink-mips16 @gol
-mabi=@var{abi}  -mabicalls  -mno-abicalls @gol
-mshared  -mno-shared  -mxgot  -mno-xgot  -mgp32  -mgp64 @gol
-mfp32  -mfp64  -mhard-float  -msoft-float @gol
-msingle-float  -mdouble-float  -mdsp  -mno-dsp  -mdspr2  -mno-dspr2 @gol
-msmartmips  -mno-smartmips @gol
-mpaired-single  -mno-paired-single  -mdmx  -mno-mdmx @gol
-mips3d  -mno-mips3d  -mmt  -mno-mt  -mllsc  -mno-llsc @gol
-mlong64  -mlong32  -msym32  -mno-sym32 @gol
-G@var{num}  -mlocal-sdata  -mno-local-sdata @gol
-mextern-sdata  -mno-extern-sdata  -mgpopt  -mno-gopt @gol
-membedded-data  -mno-embedded-data @gol
-muninit-const-in-rodata  -mno-uninit-const-in-rodata @gol
-mcode-readable=@var{setting} @gol
-msplit-addresses  -mno-split-addresses @gol
-mexplicit-relocs  -mno-explicit-relocs @gol
-mcheck-zero-division  -mno-check-zero-division @gol
-mdivide-traps  -mdivide-breaks @gol