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[i386] Rename __cdecl to __asmcall

__cdecl is a misleading name, since it currently encapsulates both
cdecl and regparm(0) attributes.  Rename to __asmcall.
This commit is contained in:
Michael Brown 2008-11-18 16:18:32 -08:00
parent 446b6d5fdd
commit dc60c24146
14 changed files with 32 additions and 22 deletions

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@ -22,11 +22,11 @@ endif
CFLAGS += -mpreferred-stack-boundary=2
# Code size reduction. Use regparm for all functions - C functions
# called from assembly (or vice versa) need __cdecl now
# called from assembly (or vice versa) need __asmcall now
#
CFLAGS += -mregparm=3
# Code size reduction. Use -mrtd (same __cdecl requirements as above)
# Code size reduction. Use -mrtd (same __asmcall requirements as above)
CFLAGS += -mrtd
# Code size reduction. This is the logical complement to -mregparm=3.

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@ -1,7 +1,7 @@
#include <stdio.h>
#include <realmode.h>
void __cdecl _dump_regs ( struct i386_all_regs *ix86 ) {
void __asmcall _dump_regs ( struct i386_all_regs *ix86 ) {
__asm__ __volatile__ (
TEXT16_CODE ( ".globl dump_regs\n\t"

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@ -142,7 +142,7 @@ static void gdbmach_enable_hwbps ( void ) {
__asm__ __volatile__ ( "movl %0, %%dr7\n" : : "r" ( dr7 ) );
}
__cdecl void gdbmach_handler ( int signo, gdbreg_t *regs ) {
__asmcall void gdbmach_handler ( int signo, gdbreg_t *regs ) {
gdbmach_disable_hwbps();
gdbstub_handler ( signo, regs );
gdbmach_enable_hwbps();

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@ -39,7 +39,7 @@ extern char _etextdata[];
* address space, and returns the physical address of the new location
* to the prefix in %edi.
*/
__cdecl void relocate ( struct i386_all_regs *ix86 ) {
__asmcall void relocate ( struct i386_all_regs *ix86 ) {
struct memory_map memmap;
unsigned long start, end, size, padded_size;
unsigned long new_start, new_end;

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@ -0,0 +1,11 @@
#ifndef _BITS_COMPILER_H
#define _BITS_COMPILER_H
#ifndef ASSEMBLY
/** Declare a function with standard calling conventions */
#define __asmcall __attribute__ (( cdecl, regparm(0) ))
#endif /* ASSEMBLY */
#endif /* _BITS_COMPILER_H */

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@ -30,6 +30,6 @@ extern void pxe_hook_int1a ( void );
extern int pxe_unhook_int1a ( void );
extern void pxe_init_structures ( void );
extern int pxe_start_nbp ( void );
extern __cdecl void pxe_api_call ( struct i386_all_regs *ix86 );
extern __asmcall void pxe_api_call ( struct i386_all_regs *ix86 );
#endif /* _PXE_CALL_H */

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@ -6,7 +6,7 @@
#define JBLEN 6
typedef unsigned long jmp_buf[JBLEN];
extern int __cdecl setjmp (jmp_buf env);
extern void __cdecl longjmp (jmp_buf env, int val);
extern int __asmcall setjmp (jmp_buf env);
extern void __asmcall longjmp (jmp_buf env, int val);
#endif /* ETHERBOOT_SETJMP_H */

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@ -322,7 +322,7 @@ static int int13_get_extended_parameters ( struct int13_drive *drive,
* INT 13 handler
*
*/
static __cdecl void int13 ( struct i386_all_regs *ix86 ) {
static __asmcall void int13 ( struct i386_all_regs *ix86 ) {
int command = ix86->regs.ah;
unsigned int bios_drive = ix86->regs.dl;
struct int13_drive *drive;

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@ -119,7 +119,7 @@ static PXENV_EXIT_t pxenv_unknown ( struct s_PXENV_UNKNOWN *pxenv_unknown ) {
* @v es:di Address of PXE parameter block
* @ret ax PXE exit code
*/
__cdecl void pxe_api_call ( struct i386_all_regs *ix86 ) {
__asmcall void pxe_api_call ( struct i386_all_regs *ix86 ) {
int opcode = ix86->regs.bx;
userptr_t parameters = real_to_user ( ix86->segs.es, ix86->regs.di );
size_t param_len;
@ -339,7 +339,7 @@ __cdecl void pxe_api_call ( struct i386_all_regs *ix86 ) {
* @v es:di Address of PXE parameter block
* @ret ax PXE exit code
*/
__cdecl void pxe_loader_call ( struct i386_all_regs *ix86 ) {
__asmcall void pxe_loader_call ( struct i386_all_regs *ix86 ) {
userptr_t uparams = real_to_user ( ix86->segs.es, ix86->regs.di );
struct s_UNDI_LOADER params;
PXENV_EXIT_t ret;

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@ -41,7 +41,7 @@ uint16_t __bss16 ( com32_saved_sp );
/**
* Interrupt call helper
*/
void __cdecl com32_intcall ( uint8_t interrupt, physaddr_t inregs_phys, physaddr_t outregs_phys ) {
void __asmcall com32_intcall ( uint8_t interrupt, physaddr_t inregs_phys, physaddr_t outregs_phys ) {
memcpy_user ( virt_to_user( &com32_regs ), 0,
phys_to_user ( inregs_phys ), 0,
@ -111,7 +111,7 @@ void __cdecl com32_intcall ( uint8_t interrupt, physaddr_t inregs_phys, physaddr
/**
* Farcall helper
*/
void __cdecl com32_farcall ( uint32_t proc, physaddr_t inregs_phys, physaddr_t outregs_phys ) {
void __asmcall com32_farcall ( uint32_t proc, physaddr_t inregs_phys, physaddr_t outregs_phys ) {
memcpy_user ( virt_to_user( &com32_regs ), 0,
phys_to_user ( inregs_phys ), 0,
@ -170,7 +170,7 @@ void __cdecl com32_farcall ( uint32_t proc, physaddr_t inregs_phys, physaddr_t o
/**
* CDECL farcall helper
*/
int __cdecl com32_cfarcall ( uint32_t proc, physaddr_t stack, size_t stacksz ) {
int __asmcall com32_cfarcall ( uint32_t proc, physaddr_t stack, size_t stacksz ) {
int32_t eax;
copy_user_to_rm_stack ( phys_to_user ( stack ), stacksz );

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@ -212,7 +212,7 @@ void comboot_run_kernel ( )
/**
* Terminate program interrupt handler
*/
static __cdecl void int20 ( struct i386_all_regs *ix86 __unused ) {
static __asmcall void int20 ( struct i386_all_regs *ix86 __unused ) {
longjmp ( comboot_return, COMBOOT_RETURN_EXIT );
}
@ -220,7 +220,7 @@ static __cdecl void int20 ( struct i386_all_regs *ix86 __unused ) {
/**
* DOS-compatible API
*/
static __cdecl void int21 ( struct i386_all_regs *ix86 ) {
static __asmcall void int21 ( struct i386_all_regs *ix86 ) {
ix86->flags |= CF;
switch ( ix86->regs.ah ) {
@ -287,7 +287,7 @@ static __cdecl void int21 ( struct i386_all_regs *ix86 ) {
/**
* SYSLINUX API
*/
static __cdecl void int22 ( struct i386_all_regs *ix86 ) {
static __asmcall void int22 ( struct i386_all_regs *ix86 ) {
ix86->flags |= CF;
switch ( ix86->regs.ax ) {

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@ -34,7 +34,7 @@ static struct feature features_end[0] __table_end ( struct feature, features );
*
* @ret rc Return status code
*/
__cdecl int main ( void ) {
__asmcall int main ( void ) {
struct feature *feature;
initialise();

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@ -302,9 +302,6 @@ int __debug_disable;
/** Declare a variable or data structure as unused. */
#define __unused __attribute__ (( unused ))
/** Apply standard C calling conventions */
#define __cdecl __attribute__ (( cdecl , regparm(0) ))
/**
* Declare a function as pure - i.e. without side effects
*/
@ -372,4 +369,6 @@ int __debug_disable;
#endif /* ASSEMBLY */
#include <bits/compiler.h>
#endif /* COMPILER_H */

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@ -68,6 +68,6 @@ static inline void srand ( unsigned int seed ) {
*/
extern int system ( const char *command );
extern __cdecl int main ( void );
extern __asmcall int main ( void );
#endif /* STDLIB_H */