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Created new private system header computed_asm_macros.h defining the macro we

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use for the asm_offsets.cpp file, so it can be reused elsewhere.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@34311 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Ingo Weinhold
2009-11-27 14:07:05 +00:00
parent 1db31d4dbd
commit a492466dad
3 changed files with 26 additions and 10 deletions
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headers/private/system/computed_asm_macros.h
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/*
* Copyright 2009, Ingo Weinhold, [email protected].
* Distributed under the terms of the MIT License.
*/
#ifndef _SYSTEM_COMPUTED_ASM_MACROS_H
#define _SYSTEM_COMPUTED_ASM_MACROS_H
#define DEFINE_COMPUTED_ASM_MACRO(macro, value) \
asm volatile("#define " #macro " %0" : : "i" (value))
#endif /* _SYSTEM_COMPUTED_ASM_MACROS_H */
src/system/kernel/arch/m68k/asm_offsets.cpp
+7 -5
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@@ -1,20 +1,22 @@
/* /*
* Copyright 2007, Ingo Weinhold, [email protected]. * Copyright 2007-2009, Ingo Weinhold, [email protected].
* Distributed under the terms of the MIT License. * Distributed under the terms of the MIT License.
*/ */
// This file is used to get C structure offsets into assembler code. // This file is used to get C structure offsets into assembly code.
// The build system assembles the file and processes the output to create // The build system assembles the file and processes the output to create
// a header file with macro definitions, that can be included from assembler // a header file with macro definitions, that can be included from assembly
// code. // code.
#include <computed_asm_macros.h>
#include <arch_cpu.h> #include <arch_cpu.h>
#include <ksyscalls.h> #include <ksyscalls.h>
#include <thread_types.h> #include <thread_types.h>
#define DEFINE_MACRO(macro, value) \ #define DEFINE_MACRO(macro, value) DEFINE_COMPUTED_ASM_MACRO(macro, value)
asm volatile("#define " #macro " %0" : : "i" (value))
#define DEFINE_OFFSET_MACRO(prefix, structure, member) \ #define DEFINE_OFFSET_MACRO(prefix, structure, member) \
DEFINE_MACRO(prefix##_##member, offsetof(struct structure, member)); DEFINE_MACRO(prefix##_##member, offsetof(struct structure, member));
src/system/kernel/arch/x86/asm_offsets.cpp
+6 -5
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@@ -1,22 +1,23 @@
/* /*
* Copyright 2007, Ingo Weinhold, [email protected]. * Copyright 2007-2009, Ingo Weinhold, [email protected].
* Distributed under the terms of the MIT License. * Distributed under the terms of the MIT License.
*/ */
// This file is used to get C structure offsets into assembler code. // This file is used to get C structure offsets into assembly code.
// The build system assembles the file and processes the output to create // The build system assembles the file and processes the output to create
// a header file with macro definitions, that can be included from assembler // a header file with macro definitions, that can be included from assembly
// code. // code.
#include <computed_asm_macros.h>
#include <arch_cpu.h> #include <arch_cpu.h>
#include <cpu.h> #include <cpu.h>
#include <ksyscalls.h> #include <ksyscalls.h>
#include <thread_types.h> #include <thread_types.h>
#define DEFINE_MACRO(macro, value) \ #define DEFINE_MACRO(macro, value) DEFINE_COMPUTED_ASM_MACRO(macro, value)
asm volatile("#define " #macro " %0" : : "i" (value))
#define DEFINE_OFFSET_MACRO(prefix, structure, member) \ #define DEFINE_OFFSET_MACRO(prefix, structure, member) \
DEFINE_MACRO(prefix##_##member, offsetof(struct structure, member)); DEFINE_MACRO(prefix##_##member, offsetof(struct structure, member));