diff options
| -rwxr-xr-x | gcc/configure | 3 | ||||
| -rw-r--r-- | gcc/configure.in | 3 | ||||
| -rw-r--r-- | gcc/expr.c | 2 | ||||
| -rw-r--r-- | gcc/ginclude/stdarg.h | 4 | ||||
| -rw-r--r-- | gcc/ginclude/va-arc.h | 111 | ||||
| -rw-r--r-- | gcc/ginclude/varargs.h | 4 | ||||
| -rw-r--r-- | gcc/longlong.h | 31 |
7 files changed, 157 insertions, 1 deletions
diff --git a/gcc/configure b/gcc/configure index 38bb885f85b..5340f70f66b 100755 --- a/gcc/configure +++ b/gcc/configure @@ -1849,6 +1849,9 @@ for machine in $build $host $target; do tmake_file=alpha/t-vms fixincludes=Makefile.in ;; + arc-*-elf*) + extra_parts="crtinit.o crtfini.o" + ;; arm-*-coff* | armel-*-coff*) tm_file=arm/coff.h tmake_file=arm/t-bare diff --git a/gcc/configure.in b/gcc/configure.in index 5d0f803556c..1852d89e216 100644 --- a/gcc/configure.in +++ b/gcc/configure.in @@ -377,6 +377,9 @@ for machine in $build $host $target; do tmake_file=alpha/t-vms fixincludes=Makefile.in ;; + arc-*-elf*) + extra_parts="crtinit.o crtfini.o" + ;; arm-*-coff* | armel-*-coff*) tm_file=arm/coff.h tmake_file=arm/t-bare diff --git a/gcc/expr.c b/gcc/expr.c index 41fe702a841..954cce4ecc8 100644 --- a/gcc/expr.c +++ b/gcc/expr.c @@ -2153,7 +2153,7 @@ clear_storage (object, size, align) } } else - emit_move_insn (object, const0_rtx); + emit_move_insn (object, CONST0_RTX (GET_MODE (object))); } /* Generate code to copy Y into X. diff --git a/gcc/ginclude/stdarg.h b/gcc/ginclude/stdarg.h index c497199d735..431439c152f 100644 --- a/gcc/ginclude/stdarg.h +++ b/gcc/ginclude/stdarg.h @@ -41,6 +41,9 @@ #if defined (__PPC__) && (defined (_CALL_SYSV) || defined (_WIN32)) #include "va-ppc.h" #else +#ifdef __arc__ +#include "va-arc.h" +#else #ifdef __M32R__ #include "va-m32r.h" #else @@ -117,6 +120,7 @@ void va_end (__gnuc_va_list); /* Defined in libgcc.a */ #endif /* not mn10300 */ #endif /* not sh */ #endif /* not m32r */ +#endif /* not arc */ #endif /* not powerpc with V.4 calling sequence */ #endif /* not h8300 */ #endif /* not alpha */ diff --git a/gcc/ginclude/va-arc.h b/gcc/ginclude/va-arc.h new file mode 100644 index 00000000000..a718ad6245d --- /dev/null +++ b/gcc/ginclude/va-arc.h @@ -0,0 +1,111 @@ +/* stdarg/varargs support for the ARC */ + +/* Define __gnuc_va_list. */ + +#ifndef __GNUC_VA_LIST +#define __GNUC_VA_LIST +typedef void * __gnuc_va_list; +#endif /* not __GNUC_VA_LIST */ + +/* If this is for internal libc use, don't define anything but + __gnuc_va_list. */ +#if defined (_STDARG_H) || defined (_VARARGS_H) + +/* In GCC version 2, we want an ellipsis at the end of the declaration + of the argument list. GCC version 1 can't parse it. */ + +#if __GNUC__ > 1 +#define __va_ellipsis ... +#else +#define __va_ellipsis +#endif + +/* See arc_setup_incoming_varargs for reasons for the oddity in va_start. */ +#ifdef _STDARG_H +#define va_start(AP, LASTARG) \ +(AP = (__gnuc_va_list) ((int *) __builtin_next_arg (LASTARG) \ + + (__builtin_args_info (0) < 8 \ + ? (__builtin_args_info (0) & 1) \ + : 0))) +#else +#define va_alist __builtin_va_alist +#define va_dcl int __builtin_va_alist; __va_ellipsis +#define va_start(AP) \ +(AP = (__gnuc_va_list) ((int *) &__builtin_va_alist \ + + (__builtin_args_info (0) < 8 \ + ? (__builtin_args_info (0) & 1) \ + : 0))) +#endif + +#ifndef va_end +void va_end (__gnuc_va_list); /* Defined in libgcc.a */ + +/* Values returned by __builtin_classify_type. */ + +enum __va_type_classes { + __no_type_class = -1, + __void_type_class, + __integer_type_class, + __char_type_class, + __enumeral_type_class, + __boolean_type_class, + __pointer_type_class, + __reference_type_class, + __offset_type_class, + __real_type_class, + __complex_type_class, + __function_type_class, + __method_type_class, + __record_type_class, + __union_type_class, + __array_type_class, + __string_type_class, + __set_type_class, + __file_type_class, + __lang_type_class +}; + +#endif +#define va_end(AP) ((void)0) + +/* Avoid errors if compiling GCC v2 with GCC v1. */ +#if __GNUC__ == 1 +#define __extension__ +#endif + +/* All aggregates are passed by reference. All scalar types larger than 8 + bytes are passed by reference. */ +/* We cast to void * and then to TYPE * because this avoids + a warning about increasing the alignment requirement. + The casts to char * avoid warnings about invalid pointer arithmetic. */ + +#define __va_rounded_size(TYPE) \ + (((sizeof (TYPE) + sizeof (int) - 1) / sizeof (int)) * sizeof (int)) + +#ifdef __big_endian__ +#define va_arg(AP,TYPE) \ +__extension__ \ +(*({((__builtin_classify_type (*(TYPE*) 0) >= __record_type_class \ + || __va_rounded_size (TYPE) > 8) \ + ? ((AP) = (char *)(AP) + __va_rounded_size (TYPE *), \ + *(TYPE **) (void *) ((char *)(AP) - __va_rounded_size (TYPE *))) \ + : ((TYPE *) (void *) \ + (AP = (void *) ((__alignof__ (TYPE) > 4 \ + ? ((int) AP + 8 - 1) & -8 \ + : (int) AP) \ + + __va_rounded_size (TYPE))) - 1));})) +#else +#define va_arg(AP,TYPE) \ +__extension__ \ +(*({((__builtin_classify_type (*(TYPE*) 0) >= __record_type_class \ + || __va_rounded_size (TYPE) > 8) \ + ? ((AP) = (char *)(AP) + __va_rounded_size (TYPE *), \ + *(TYPE **) (void *) ((char *)(AP) - __va_rounded_size (TYPE *))) \ + : ((AP = (void *) ((__alignof__ (TYPE) > 4 \ + ? ((int) AP + 8 - 1) & -8 \ + : (int) AP) \ + + __va_rounded_size (TYPE))), \ + (TYPE *) (void *) (AP - __va_rounded_size (TYPE))));})) +#endif + +#endif /* defined (_STDARG_H) || defined (_VARARGS_H) */ diff --git a/gcc/ginclude/varargs.h b/gcc/ginclude/varargs.h index dbe97354aba..cfb5f2308c7 100644 --- a/gcc/ginclude/varargs.h +++ b/gcc/ginclude/varargs.h @@ -39,6 +39,9 @@ #if defined (__PPC__) && (defined (_CALL_SYSV) || defined (_WIN32)) #include "va-ppc.h" #else +#ifdef __arc__ +#include "va-arc.h" +#else #ifdef __M32R__ #include "va-m32r.h" #else @@ -134,6 +137,7 @@ typedef void *__gnuc_va_list; #endif /* not mn10300 */ #endif /* not sh */ #endif /* not m32r */ +#endif /* not arc */ #endif /* not powerpc with V.4 calling sequence */ #endif /* not h8300 */ #endif /* not alpha */ diff --git a/gcc/longlong.h b/gcc/longlong.h index e6071547ad7..d9055c2a177 100644 --- a/gcc/longlong.h +++ b/gcc/longlong.h @@ -131,6 +131,37 @@ : "r" ((USItype) (x))) #endif /* __a29k__ */ +#if defined (__arc__) +#define add_ssaaaa(sh, sl, ah, al, bh, bl) \ + __asm__ ("add.f %1, %4, %5 + adc %0, %2, %3" \ + : "=r" ((USItype) (sh)), \ + "=&r" ((USItype) (sl)) \ + : "%r" ((USItype) (ah)), \ + "rIJ" ((USItype) (bh)), \ + "%r" ((USItype) (al)), \ + "rIJ" ((USItype) (bl))) +#define sub_ddmmss(sh, sl, ah, al, bh, bl) \ + __asm__ ("sub.f %1, %4, %5 + sbc %0, %2, %3" \ + : "=r" ((USItype) (sh)), \ + "=&r" ((USItype) (sl)) \ + : "r" ((USItype) (ah)), \ + "rIJ" ((USItype) (bh)), \ + "r" ((USItype) (al)), \ + "rIJ" ((USItype) (bl))) +/* Call libgcc1 routine. */ +#define umul_ppmm(w1, w0, u, v) \ +do { \ + DIunion __w; \ + __w.ll = __umulsidi3 (u, v); \ + w1 = __w.s.high; \ + w0 = __w.s.low; \ +} while (0) +#define __umulsidi3 __umulsidi3 +UDItype __umulsidi3 (USItype, USItype); +#endif + #if defined (__arm__) #define add_ssaaaa(sh, sl, ah, al, bh, bl) \ __asm__ ("adds %1, %4, %5 |