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tccgen: propagate alignment from typedef

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Store (part of) the AttributeDef structure in the (int)sym-r
field of the typedef symbol (kludgy).
This commit is contained in:
grischka
2009-12-06 17:37:33 +01:00
parent c0620c8a00
commit 56d6abdb3d
2 changed files with 34 additions and 38 deletions
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41
tcc.h
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@ -46,9 +46,6 @@
#include <direct.h> /* getcwd */
#define inline __inline
#define inp next_inp
#ifdef _MSC_VER
#define __aligned(n) __declspec(align(n))
#endif
#ifdef _WIN64
#define uplong unsigned long long
#endif
@ -67,10 +64,6 @@
#define uplong unsigned long
#endif
#ifndef __aligned
#define __aligned(n) __attribute__((aligned(n)))
#endif
#ifndef PAGESIZE
#define PAGESIZE 4096
#endif
@ -263,26 +256,25 @@ typedef struct DLLReference {
/* GNUC attribute definition */
typedef struct AttributeDef {
int aligned;
int packed;
Section *section;
int func_attr; /* calling convention, exports, ... */
unsigned
packed : 1,
aligned : 5, /* alignement (0..16) */
func_call : 3, /* calling convention (0..5), see below */
func_export : 1,
func_import : 1,
func_args : 8;
struct Section *section;
} AttributeDef;
/* -------------------------------------------------- */
/* gr: wrappers for casting sym->r for other purposes */
typedef struct {
unsigned
func_call : 8,
func_args : 8,
func_export : 1,
func_import : 1;
} func_attr_t;
#define FUNC_CALL(r) (((AttributeDef*)&(r))->func_call)
#define FUNC_EXPORT(r) (((AttributeDef*)&(r))->func_export)
#define FUNC_IMPORT(r) (((AttributeDef*)&(r))->func_import)
#define FUNC_ARGS(r) (((AttributeDef*)&(r))->func_args)
#define FUNC_ALIGN(r) (((AttributeDef*)&(r))->aligned)
#define FUNC_PACKED(r) (((AttributeDef*)&(r))->packed)
#define INT_ATTR(ad) (*(int*)(ad))
#define FUNC_CALL(r) (((func_attr_t*)&(r))->func_call)
#define FUNC_EXPORT(r) (((func_attr_t*)&(r))->func_export)
#define FUNC_IMPORT(r) (((func_attr_t*)&(r))->func_import)
#define FUNC_ARGS(r) (((func_attr_t*)&(r))->func_args)
/* -------------------------------------------------- */
#define SYM_STRUCT 0x40000000 /* struct/union/enum symbol space */
@ -480,9 +472,6 @@ struct TCCState {
void *error_opaque;
void (*error_func)(void *opaque, const char *msg);
int error_set_jmp_enabled;
#ifdef _WIN64
__aligned(16)
#endif
jmp_buf error_jmp_buf;
int nb_errors;