linux/arch/x86/boot/code16gcc.h

/*
 * code16gcc.h
 *
 * This file is -include'd when compiling 16-bit C code.
 * Note: this asm() needs to be emitted before gcc emits any code.
 * Depending on gcc version, this requires -fno-unit-at-a-time or
 * -fno-toplevel-reorder.
 *
 * Hopefully gcc will eventually have a real -m16 option so we can
 * drop this hack long term.
 */

#ifndef __ASSEMBLY__
asm(".code16gcc");
#endif
Header file to produce 16-bit code with gcc gcc for i386 can be used with the assembly prefix ".code16gcc" to generate 16-bit (real-mode) code. This header file provides the assembly prefix. Signed-off-by: H. Peter Anvin <hpa@zytor.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> 2007-07-11 19:18:38 +00:00			`/*`
			`* code16gcc.h`
			`*`
			`* This file is -include'd when compiling 16-bit C code.`
x86 boot code comments typos Fix comments typos in new x86 boot code. Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com> Signed-off-by: H. Peter Anvin <hpa@zytor.com> 2007-07-26 17:10:35 +00:00			`* Note: this asm() needs to be emitted before gcc emits any code.`
Header file to produce 16-bit code with gcc gcc for i386 can be used with the assembly prefix ".code16gcc" to generate 16-bit (real-mode) code. This header file provides the assembly prefix. Signed-off-by: H. Peter Anvin <hpa@zytor.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> 2007-07-11 19:18:38 +00:00			`* Depending on gcc version, this requires -fno-unit-at-a-time or`
			`* -fno-toplevel-reorder.`
			`*`
			`* Hopefully gcc will eventually have a real -m16 option so we can`
			`* drop this hack long term.`
			`*/`

			`#ifndef __ASSEMBLY__`
			`asm(".code16gcc");`
			`#endif`