| invoke.texi (237021) | invoke.texi (251212) |
|---|---|
| 1@c Copyright (C) 1988, 1989, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2@c 2000, 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc. 3@c This is part of the GCC manual. 4@c For copying conditions, see the file gcc.texi. 5 6@ignore 7@c man begin INCLUDE 8@include gcc-vers.texi --- 499 unchanged lines hidden (view full) --- 508 509@emph{i386 and x86-64 Options} 510@gccoptlist{-mtune=@var{cpu-type} -march=@var{cpu-type} @gol 511-mfpmath=@var{unit} @gol 512-masm=@var{dialect} -mno-fancy-math-387 @gol 513-mno-fp-ret-in-387 -msoft-float -msvr3-shlib @gol 514-mno-wide-multiply -mrtd -malign-double @gol 515-mpreferred-stack-boundary=@var{num} @gol | 1@c Copyright (C) 1988, 1989, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2@c 2000, 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc. 3@c This is part of the GCC manual. 4@c For copying conditions, see the file gcc.texi. 5 6@ignore 7@c man begin INCLUDE 8@include gcc-vers.texi --- 499 unchanged lines hidden (view full) --- 508 509@emph{i386 and x86-64 Options} 510@gccoptlist{-mtune=@var{cpu-type} -march=@var{cpu-type} @gol 511-mfpmath=@var{unit} @gol 512-masm=@var{dialect} -mno-fancy-math-387 @gol 513-mno-fp-ret-in-387 -msoft-float -msvr3-shlib @gol 514-mno-wide-multiply -mrtd -malign-double @gol 515-mpreferred-stack-boundary=@var{num} @gol |
| 516-mmmx -msse -msse2 -msse3 -mssse3 -m3dnow @gol | 516-mmmx -msse -msse2 -msse3 -mssse3 -msse4a -m3dnow -mpopcnt -mabm @gol |
| 517-mthreads -mno-align-stringops -minline-all-stringops @gol 518-mpush-args -maccumulate-outgoing-args -m128bit-long-double @gol 519-m96bit-long-double -mregparm=@var{num} -msseregparm @gol 520-mstackrealign @gol 521-momit-leaf-frame-pointer -mno-red-zone -mno-tls-direct-seg-refs @gol 522-mcmodel=@var{code-model} @gol 523-m32 -m64 -mlarge-data-threshold=@var{num}} 524 --- 8531 unchanged lines hidden (view full) --- 9056@item athlon-4, athlon-xp, athlon-mp 9057Improved AMD Athlon CPU with MMX, 3dNOW!, enhanced 3dNOW! and full SSE 9058instruction set support. 9059@item k8, opteron, athlon64, athlon-fx 9060AMD K8 core based CPUs with x86-64 instruction set support. (This supersets 9061MMX, SSE, SSE2, 3dNOW!, enhanced 3dNOW! and 64-bit instruction set extensions.) 9062@item k8-sse3, opteron-sse3, athlon64-sse3 9063Improved versions of k8, opteron and athlon64 with SSE3 instruction set support. | 517-mthreads -mno-align-stringops -minline-all-stringops @gol 518-mpush-args -maccumulate-outgoing-args -m128bit-long-double @gol 519-m96bit-long-double -mregparm=@var{num} -msseregparm @gol 520-mstackrealign @gol 521-momit-leaf-frame-pointer -mno-red-zone -mno-tls-direct-seg-refs @gol 522-mcmodel=@var{code-model} @gol 523-m32 -m64 -mlarge-data-threshold=@var{num}} 524 --- 8531 unchanged lines hidden (view full) --- 9056@item athlon-4, athlon-xp, athlon-mp 9057Improved AMD Athlon CPU with MMX, 3dNOW!, enhanced 3dNOW! and full SSE 9058instruction set support. 9059@item k8, opteron, athlon64, athlon-fx 9060AMD K8 core based CPUs with x86-64 instruction set support. (This supersets 9061MMX, SSE, SSE2, 3dNOW!, enhanced 3dNOW! and 64-bit instruction set extensions.) 9062@item k8-sse3, opteron-sse3, athlon64-sse3 9063Improved versions of k8, opteron and athlon64 with SSE3 instruction set support. |
| 9064@item amdfam10, barcelona 9065AMD Family 10h core based CPUs with x86-64 instruction set support. (This 9066supersets MMX, SSE, SSE2, SSE3, SSE4A, 3dNOW!, enhanced 3dNOW!, ABM and 64-bit 9067instruction set extensions.) |
|
| 9064@item winchip-c6 9065IDT Winchip C6 CPU, dealt in same way as i486 with additional MMX instruction 9066set support. 9067@item winchip2 9068IDT Winchip2 CPU, dealt in same way as i486 with additional MMX and 3dNOW! 9069instruction set support. 9070@item c3 9071Via C3 CPU with MMX and 3dNOW! instruction set support. (No scheduling is --- 278 unchanged lines hidden (view full) --- 9350@item -msse 9351@itemx -mno-sse 9352@item -msse2 9353@itemx -mno-sse2 9354@item -msse3 9355@itemx -mno-sse3 9356@item -mssse3 9357@itemx -mno-ssse3 | 9068@item winchip-c6 9069IDT Winchip C6 CPU, dealt in same way as i486 with additional MMX instruction 9070set support. 9071@item winchip2 9072IDT Winchip2 CPU, dealt in same way as i486 with additional MMX and 3dNOW! 9073instruction set support. 9074@item c3 9075Via C3 CPU with MMX and 3dNOW! instruction set support. (No scheduling is --- 278 unchanged lines hidden (view full) --- 9354@item -msse 9355@itemx -mno-sse 9356@item -msse2 9357@itemx -mno-sse2 9358@item -msse3 9359@itemx -mno-sse3 9360@item -mssse3 9361@itemx -mno-ssse3 |
| 9362@item -msse4a 9363@item -mno-sse4a |
|
| 9358@item -m3dnow 9359@itemx -mno-3dnow | 9364@item -m3dnow 9365@itemx -mno-3dnow |
| 9366@item -mpopcnt 9367@itemx -mno-popcnt 9368@item -mabm 9369@itemx -mno-abm |
|
| 9360@opindex mmmx 9361@opindex mno-mmx 9362@opindex msse 9363@opindex mno-sse 9364@opindex m3dnow 9365@opindex mno-3dnow 9366These switches enable or disable the use of instructions in the MMX, | 9370@opindex mmmx 9371@opindex mno-mmx 9372@opindex msse 9373@opindex mno-sse 9374@opindex m3dnow 9375@opindex mno-3dnow 9376These switches enable or disable the use of instructions in the MMX, |
| 9367SSE, SSE2, SSE3, SSSE3 or 3DNow! extended instruction sets. | 9377SSE, SSE2, SSE3, SSSE3, SSE4A, ABM or 3DNow! extended instruction sets. |
| 9368These extensions are also available as built-in functions: see 9369@ref{X86 Built-in Functions}, for details of the functions enabled and 9370disabled by these switches. 9371 9372To have SSE/SSE2 instructions generated automatically from floating-point 9373code (as opposed to 387 instructions), see @option{-mfpmath=sse}. 9374 9375These options will enable GCC to use these extended instructions in --- 4466 unchanged lines hidden --- | 9378These extensions are also available as built-in functions: see 9379@ref{X86 Built-in Functions}, for details of the functions enabled and 9380disabled by these switches. 9381 9382To have SSE/SSE2 instructions generated automatically from floating-point 9383code (as opposed to 387 instructions), see @option{-mfpmath=sse}. 9384 9385These options will enable GCC to use these extended instructions in --- 4466 unchanged lines hidden --- |