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Diffstat (limited to 'gcc/ginclude/va-sh.h')
-rw-r--r--gcc/ginclude/va-sh.h106
1 files changed, 68 insertions, 38 deletions
diff --git a/gcc/ginclude/va-sh.h b/gcc/ginclude/va-sh.h
index f1671c7b0b6..dc4e3ae8079 100644
--- a/gcc/ginclude/va-sh.h
+++ b/gcc/ginclude/va-sh.h
@@ -1,15 +1,18 @@
-/* This is just like the default gvarargs.h
- except for differences described below. */
+/* The ! __SH3E_VARG case is similar to the default gvarargs.h . */
+
+#if (defined (__SH3E__) || defined (__SH4_SINGLE__) || defined (__SH4__) || defined (__SH4_SINGLE_ONLY__)) && ! defined (__HITACHI__)
+#define __SH3E_VARG
+#endif
/* Define __gnuc_va_list. */
#ifndef __GNUC_VA_LIST
#define __GNUC_VA_LIST
-#ifdef __SH3E__
+#ifdef __SH3E_VARG
typedef long __va_greg;
-typedef double __va_freg;
+typedef float __va_freg;
typedef struct {
__va_greg * __va_next_o; /* next available register */
@@ -33,24 +36,24 @@ typedef void *__gnuc_va_list;
#ifdef _STDARG_H
-#ifdef __SH3E__
+#ifdef __SH3E_VARG
#define va_start(AP, LASTARG) \
__extension__ \
({ \
- AP.__va_next_fp = (__va_freg *) __builtin_saveregs (); \
- AP.__va_next_fp_limit = (AP.__va_next_fp + \
+ (AP).__va_next_fp = (__va_freg *) __builtin_saveregs (); \
+ (AP).__va_next_fp_limit = ((AP).__va_next_fp + \
(__builtin_args_info (1) < 8 ? 8 - __builtin_args_info (1) : 0)); \
- AP.__va_next_o = (__va_greg *) AP.__va_next_fp_limit; \
- AP.__va_next_o_limit = (AP.__va_next_o + \
+ (AP).__va_next_o = (__va_greg *) (AP).__va_next_fp_limit; \
+ (AP).__va_next_o_limit = ((AP).__va_next_o + \
(__builtin_args_info (0) < 4 ? 4 - __builtin_args_info (0) : 0)); \
- AP.__va_next_stack = (__va_greg *) __builtin_next_arg (LASTARG); \
+ (AP).__va_next_stack = (__va_greg *) __builtin_next_arg (LASTARG); \
})
#else /* ! SH3E */
#define va_start(AP, LASTARG) \
- (AP = ((__gnuc_va_list) __builtin_next_arg (LASTARG)))
+ ((AP) = ((__gnuc_va_list) __builtin_next_arg (LASTARG)))
#endif /* ! SH3E */
@@ -59,24 +62,26 @@ __extension__ \
#define va_alist __builtin_va_alist
#define va_dcl int __builtin_va_alist;...
-#ifdef __SH3E__
+#ifdef __SH3E_VARG
#define va_start(AP) \
__extension__ \
({ \
- AP.__va_next_fp = (__va_freg *) __builtin_saveregs (); \
- AP.__va_next_fp_limit = (AP.__va_next_fp + \
+ (AP).__va_next_fp = (__va_freg *) __builtin_saveregs (); \
+ (AP).__va_next_fp_limit = ((AP).__va_next_fp + \
(__builtin_args_info (1) < 8 ? 8 - __builtin_args_info (1) : 0)); \
- AP.__va_next_o = (__va_greg *) AP.__va_next_fp_limit; \
- AP.__va_next_o_limit = (AP.__va_next_o + \
+ (AP).__va_next_o = (__va_greg *) (AP).__va_next_fp_limit; \
+ (AP).__va_next_o_limit = ((AP).__va_next_o + \
(__builtin_args_info (0) < 4 ? 4 - __builtin_args_info (0) : 0)); \
- AP.__va_next_stack = (__va_greg *) __builtin_next_arg (__builtin_va_alist) \
- - (__builtin_args_info (0) >= 4 || __builtin_args_info (1) >= 8 ? 1 : 0); \
+ (AP).__va_next_stack \
+ = ((__va_greg *) __builtin_next_arg (__builtin_va_alist) \
+ - (__builtin_args_info (0) >= 4 || __builtin_args_info (1) >= 8 \
+ ? 1 : 0)); \
})
#else /* ! SH3E */
-#define va_start(AP) AP=(char *) &__builtin_va_alist
+#define va_start(AP) ((AP) = (char *) &__builtin_va_alist)
#endif /* ! SH3E */
@@ -136,53 +141,78 @@ enum __va_type_classes {
We want the MEM_IN_STRUCT_P bit set in the emitted RTL, therefore we
use unions even when it would otherwise be unnecessary. */
+/* gcc has an extension that allows to use a casted lvalue as an lvalue,
+ But it doesn't work in C++ with -pedantic - even in the presence of
+ __extension__ . We work around this problem by using a reference type. */
+#ifdef __cplusplus
+#define __VA_REF &
+#else
+#define __VA_REF
+#endif
+
#define __va_arg_sh1(AP, TYPE) __extension__ \
-__extension__ \
({(sizeof (TYPE) == 1 \
? ({union {TYPE t; char c;} __t; \
- asm("" \
- : "=r" (__t.c) \
- : "0" ((((union { int i, j; } *) (AP))++)->i)); \
+ __asm("" \
+ : "=r" (__t.c) \
+ : "0" ((((union { int i, j; } *__VA_REF) (AP))++)->i)); \
__t.t;}) \
: sizeof (TYPE) == 2 \
? ({union {TYPE t; short s;} __t; \
- asm("" \
- : "=r" (__t.s) \
- : "0" ((((union { int i, j; } *) (AP))++)->i)); \
+ __asm("" \
+ : "=r" (__t.s) \
+ : "0" ((((union { int i, j; } *__VA_REF) (AP))++)->i)); \
__t.t;}) \
: sizeof (TYPE) >= 4 || __LITTLE_ENDIAN_P \
- ? (((union { TYPE t; int i;} *) (AP))++)->t \
- : ((union {TYPE t;TYPE u;}*) ((char *)++(int *)(AP) - sizeof (TYPE)))->t);})
+ ? (((union { TYPE t; int i;} *__VA_REF) (AP))++)->t \
+ : ((union {TYPE t;TYPE u;}*) ((char *)++(int *__VA_REF)(AP) - sizeof (TYPE)))->t);})
-#ifdef __SH3E__
+#ifdef __SH3E_VARG
#define __PASS_AS_FLOAT(TYPE_CLASS,SIZE) \
(TYPE_CLASS == __real_type_class && SIZE == 4)
+#define __TARGET_SH4_P 0
+
+#if defined(__SH4__) || defined(__SH4_SINGLE__)
+#undef __PASS_AS_FLOAT
+#define __PASS_AS_FLOAT(TYPE_CLASS,SIZE) \
+ (TYPE_CLASS == __real_type_class && SIZE <= 8 \
+ || TYPE_CLASS == __complex_type_class && SIZE <= 16)
+#undef __TARGET_SH4_P
+#define __TARGET_SH4_P 1
+#endif
+
#define va_arg(pvar,TYPE) \
__extension__ \
({int __type = __builtin_classify_type (* (TYPE *) 0); \
void * __result_p; \
if (__PASS_AS_FLOAT (__type, sizeof(TYPE))) \
{ \
- if (pvar.__va_next_fp < pvar.__va_next_fp_limit) \
+ if ((pvar).__va_next_fp < (pvar).__va_next_fp_limit) \
{ \
- __result_p = &pvar.__va_next_fp; \
+ if (((__type == __real_type_class && sizeof (TYPE) > 4)\
+ || sizeof (TYPE) > 8) \
+ && (((int) (pvar).__va_next_fp ^ (int) (pvar).__va_next_fp_limit)\
+ & 4)) \
+ (pvar).__va_next_fp++; \
+ __result_p = &(pvar).__va_next_fp; \
} \
else \
- __result_p = &pvar.__va_next_stack; \
+ __result_p = &(pvar).__va_next_stack; \
} \
else \
{ \
- if (pvar.__va_next_o + ((sizeof (TYPE) + 3) / 4) \
- <= pvar.__va_next_o_limit) \
- __result_p = &pvar.__va_next_o; \
+ if ((pvar).__va_next_o + ((sizeof (TYPE) + 3) / 4) \
+ <= (pvar).__va_next_o_limit) \
+ __result_p = &(pvar).__va_next_o; \
else \
{ \
if (sizeof (TYPE) > 4) \
- pvar.__va_next_o = pvar.__va_next_o_limit; \
+ if (! __TARGET_SH4_P) \
+ (pvar).__va_next_o = (pvar).__va_next_o_limit; \
\
- __result_p = &pvar.__va_next_stack; \
+ __result_p = &(pvar).__va_next_stack; \
} \
} \
__va_arg_sh1(*(void **)__result_p, TYPE);})
@@ -194,6 +224,6 @@ __extension__ \
#endif /* SH3E */
/* Copy __gnuc_va_list into another variable of this type. */
-#define __va_copy(dest, src) (dest) = (src)
+#define __va_copy(dest, src) ((dest) = (src))
#endif /* defined (_STDARG_H) || defined (_VARARGS_H) */
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-20 16:49:24 +0000