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H.J. Lu c637141af0 Add -mlong-double-64/-mlong-double-80 to i386 
gcc/

	* doc/invoke.texi: Document -mlong-double-64/-mlong-double-80.

	* config/i386/i386.c (flag_opts): Add -mlong-double-64.
	(TARGET_HAS_BIONIC): Default long double to 64-bit for Bionic.

	* config/i386/i386.h (LONG_DOUBLE_TYPE_SIZE): Use 64 if
	TARGET_LONG_DOUBLE_64 is true.
	(LIBGCC2_LONG_DOUBLE_TYPE_SIZE): New macro.
	(WIDEST_HARDWARE_FP_SIZE): Defined to 80.

	* config/i386/i386.opt (mlong-double-80): New option.
	(mlong-double-64): Likewise.

	* config/i386/i386-c.c (ix86_target_macros): Define
	__LONG_DOUBLE_64__ for TARGET_LONG_DOUBLE_64.

gcc/testsuite/

	* gcc.target/i386/long-double-64-1.c: New file.
	* gcc.target/i386/long-double-64-2.c: Likewise.
	* gcc.target/i386/long-double-64-3.c: Likewise.
	* gcc.target/i386/long-double-64-4.c: Likewise.
	* gcc.target/i386/long-double-80-1.c: Likewise.
	* gcc.target/i386/long-double-80-2.c: Likewise.
	* gcc.target/i386/long-double-80-3.c: Likewise.
	* gcc.target/i386/long-double-80-4.c: Likewise.
	* gcc.target/i386/long-double-80-5.c: Likewise.
	* gcc.target/i386/long-double-80-6.c: Likewise.
	* gcc.target/i386/long-double-80-7.c: Likewise.

libgcc/

	* config/i386/t-linux (HOST_LIBGCC2_CFLAGS): New.

From-SVN: r190599
 		2012-08-22 12:46:28 -07:00
..
32 sfp-machine.h (_FP_NANSIGN_S, [...]): Move ... 2012-06-13 17:23:12 +02:00
64 sfp-machine.h (_FP_NANSIGN_S, [...]): Move ... 2012-06-13 17:23:12 +02:00
cpuinfo.c Use i386-cpuinfo.c on all i386 targets 2012-05-10 08:51:39 +00:00
crtfastmath.c
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crti.S
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crtn.S
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crtprec.c
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cygming-crtbegin.c
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cygming-crtend.c
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cygwin.S
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darwin-lib.h
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enable-execute-stack-mingw32.c
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gthr-win32.c
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gthr-win32.h
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libgcc-bsd.ver libgcc-bsd.ver: Version symbol __cpu_indicator_init. 2012-06-12 02:55:20 +00:00
libgcc-cygming.ver eh_personality.cc (__gxx_personality_seh0): New function. 2012-07-19 07:29:24 +00:00
libgcc-darwin.10.4.ver
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libgcc-darwin.10.5.ver
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libgcc-glibc.ver libgcc-bsd.ver: Version symbol __cpu_indicator_init. 2012-06-12 02:55:20 +00:00
libgcc-sol2.ver libgcc-bsd.ver: Version symbol __cpu_indicator_init. 2012-06-12 02:55:20 +00:00
linux-unwind.h struct siginfo vs. siginfo_t 2012-04-20 09:44:50 +02:00
morestack.S morestack.S (__morestack_non_split): Increase amount of space allocated for non-split code stack. 2012-08-21 20:51:42 +00:00
sfp-exceptions.c sfp-machine.h (__gcc_CMPtype, [...]): Move ... 2012-06-09 19:32:27 +02:00
sfp-machine.h sfp-machine.h (FP_HANDLE_EXCEPTIONS): Use __builtin_expect when checking for exceptions. 2012-06-17 15:54:53 +02:00
sol2-c1.S
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sol2-unwind.h
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t-chkstk
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t-cpuinfo Use i386-cpuinfo.c on all i386 targets 2012-05-10 08:51:39 +00:00
t-crtfm
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t-crtpc
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t-crtstuff
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t-cygming
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t-cygwin
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t-darwin
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t-dlldir
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t-dlldir-x
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t-dw2-eh
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t-freebsd
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t-gthr-win32
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t-interix
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t-linux Add -mlong-double-64/-mlong-double-80 to i386 2012-08-22 12:46:28 -07:00
t-mingw-pthread
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t-mingw32
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t-nto
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t-seh-eh eh_personality.cc (__gxx_personality_seh0): New function. 2012-07-19 07:29:24 +00:00
t-sjlj-eh
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t-slibgcc-cygming eh_personality.cc (__gxx_personality_seh0): New function. 2012-07-19 07:29:24 +00:00
t-softfp sfp-machine.h (__gcc_CMPtype, [...]): Move ... 2012-06-09 19:32:27 +02:00
t-sol2
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t-stack-i386
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value-unwind.h
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w32-unwind.h
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