asm_macros.h

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#ifndef XTF_ASM_MACROS_H
#define XTF_ASM_MACROS_H
 
#include <xtf/numbers.h>
 
#include <arch/asm_macros.h>
 
#ifdef __ASSEMBLY__
 
#define GLOBAL(name)                            \
    .globl name;                                \
name:
 
#define ENTRY(name)                             \
    ALIGN;                                      \
    GLOBAL(name)
 
#define SIZE(name)                              \
    .size name, . - name;
 
#define ENDFUNC(name)                           \
    .type name, STT_FUNC;                       \
    SIZE(name)
 
#define DECLSTR(name, val)                          \
    .pushsection .rodata.str1, "aMS", @progbits, 1; \
    name: .asciz val;                               \
    .type name, STT_OBJECT;                         \
    SIZE(name)                                      \
    .popsection
 
#define ELFNOTE(name, type, desc)                   \
    .pushsection .note.name, "a", @note           ; \
    .align 4                                      ; \
    .long 2f - 1f         /* namesz */            ; \
    .long 4f - 3f         /* descsz */            ; \
    .long type            /* type   */            ; \
1:.asciz #name            /* name   */            ; \
2:.align 4                                        ; \
3:desc                    /* desc   */            ; \
4:.align 4                                        ; \
    .popsection
 
#else
 
#define ELFNOTE(name, type, desc)                \
    asm (".pushsection .note, \"a\", @note;"     \
    ".align 4;"                                  \
    ".long 2f - 1f;"       /* namesz */          \
    ".long 4f - 3f;"       /* descsz */          \
    ".long " STR(type) ";" /* type   */          \
    "1: .asciz \"" #name "\";" /* name   */      \
    "2:.align 4;"                                \
    "3: " desc ";"         /* desc   */          \
    "4:.align 4;"                                \
    ".popsection;")
 
#endif /* __ASSEMBLY__ */
 
#endif /* XTF_ASM_MACROS_H */
 
/*
 * Local variables:
 * mode: C
 * c-file-style: "BSD"
 * c-basic-offset: 4
 * tab-width: 4
 * indent-tabs-mode: nil
 * End:
 */