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Re: x86-64 configuration files take III


On Mon, Oct 01, 2001 at 06:39:05PM +0200, Jan Hubicka wrote:
> 	* doc/invoke.texi (i386 Options): Document x86-64 options.
> 	(i386 and x86-64 Options): Rename i386 options section.
> 
> 	* config/i386/i386.h (TARGET_UNWIND_INFO): New.
> 	(TARGET_SWITCHES): Add -munwind-info.
> 	(MASK_NO_UNWIND_INFO): New.
> 	(NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
> 	biarch compilation.
> 	(ASM_OUTPUT_DOUBLE_INT): New.
> 
> 	* config/i386/linux64.h: New spec file for Linux x86-64 support.
> 	* config.gcc: Fix tm_file settings for x86-64.
> 	* config/i386/x86-64.h: New file with OS independent x86-64
> 	definitions.
> 	* config/i386/biarch64.h: New file used to configure compiler
> 	to biarch/64bit compilation.
> 
> 	* config/i386/i386.c: (override_options): Set flags default
> 	for 64bit compilation.

Ok.


> + /* Incorrectly autodetected in cross compilation.  */
> + #undef HAVE_AS_DWARF2_DEBUG_LINE
> + #define HAVE_AS_DWARF2_DEBUG_LINE

Incidentally, if you build binutils together in the same tree
with gcc, it _should_ be detected properly.  If you build them
separately, it won't.


r~


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