2007-05-23 Patrick Mansfield <patmans@us.ibm.com>

	* libc/machine/spu/sys/syscall.h: Update the __send_to_ppe
	prototype.
	* libc/machine/spu/fclose.c: Use the __send_to_ppe return value
	instead of the slot 0 value, remove any now unused variables, and
	for some cases, now store the result in an int vs int*.
	* libc/machine/spu/feof.c: Ditto.
	* libc/machine/spu/ferror.c: Ditto.
	* libc/machine/spu/fflush.c: Ditto.
	* libc/machine/spu/fgetc.c: Ditto.
	* libc/machine/spu/fgetpos.c: Ditto.
	* libc/machine/spu/fgets.c: Ditto.
	* libc/machine/spu/fileno.c: Ditto.
	* libc/machine/spu/fopen.c: Ditto.
	* libc/machine/spu/fprintf.c: Ditto.
	* libc/machine/spu/fputc.c: Ditto.
	* libc/machine/spu/fputs.c: Ditto.
	* libc/machine/spu/fread.c: Ditto.
	* libc/machine/spu/freopen.c: Ditto.
	* libc/machine/spu/fscanf.c: Ditto.
	* libc/machine/spu/fseek.c: Ditto.
	* libc/machine/spu/fsetpos.c: Ditto.
	* libc/machine/spu/ftell.c: Ditto.
	* libc/machine/spu/fwrite.c: Ditto.
	* libc/machine/spu/getc.c: Ditto.
	* libc/machine/spu/getchar.c: Ditto.
	* libc/machine/spu/gets.c: Ditto.
	* libc/machine/spu/printf.c: Ditto.
	* libc/machine/spu/putc.c: Ditto.
	* libc/machine/spu/putchar.c: Ditto.
	* libc/machine/spu/puts.c: Ditto.
	* libc/machine/spu/remove.c: Ditto.
	* libc/machine/spu/rename.c: Ditto.
	* libc/machine/spu/scanf.c: Ditto.
	* libc/machine/spu/setvbuf.c: Ditto.
	* libc/machine/spu/snprintf.c: Ditto.
	* libc/machine/spu/sprintf.c: Ditto.
	* libc/machine/spu/sscanf.c: Ditto.
	* libc/machine/spu/tmpfile.c: Ditto.
	* libc/machine/spu/tmpnam.c: Ditto.
	* libc/machine/spu/ungetc.c: Ditto.
	* libc/machine/spu/vfprintf.c: Ditto.
	* libc/machine/spu/vfscanf.c: Ditto.
	* libc/machine/spu/vprintf.c: Ditto.
	* libc/machine/spu/vscanf.c: Ditto.
	* libc/machine/spu/vsnprintf.c: Ditto.
	* libc/machine/spu/vsprintf.c: Ditto.
	* libc/machine/spu/vsscanf.c: Ditto.

45 files changed, 114 insertions, 195 deletions

diff --git a/newlib/ChangeLog b/newlib/ChangeLog
index a72b01318..6fdba52bb 100644
--- a/newlib/ChangeLog
+++ b/newlib/ChangeLog
@@ -1,3 +1,53 @@
+2007-05-23 Patrick Mansfield <patmans@us.ibm.com>
+
+	* libc/machine/spu/sys/syscall.h: Update the __send_to_ppe
+	prototype.
+	* libc/machine/spu/fclose.c: Use the __send_to_ppe return value
+	instead of the slot 0 value, remove any now unused variables, and
+	for some cases, now store the result in an int vs int*.
+	* libc/machine/spu/feof.c: Ditto.
+	* libc/machine/spu/ferror.c: Ditto.
+	* libc/machine/spu/fflush.c: Ditto.
+	* libc/machine/spu/fgetc.c: Ditto.
+	* libc/machine/spu/fgetpos.c: Ditto.
+	* libc/machine/spu/fgets.c: Ditto.
+	* libc/machine/spu/fileno.c: Ditto.
+	* libc/machine/spu/fopen.c: Ditto.
+	* libc/machine/spu/fprintf.c: Ditto.
+	* libc/machine/spu/fputc.c: Ditto.
+	* libc/machine/spu/fputs.c: Ditto.
+	* libc/machine/spu/fread.c: Ditto.
+	* libc/machine/spu/freopen.c: Ditto.
+	* libc/machine/spu/fscanf.c: Ditto.
+	* libc/machine/spu/fseek.c: Ditto.
+	* libc/machine/spu/fsetpos.c: Ditto.
+	* libc/machine/spu/ftell.c: Ditto.
+	* libc/machine/spu/fwrite.c: Ditto.
+	* libc/machine/spu/getc.c: Ditto.
+	* libc/machine/spu/getchar.c: Ditto.
+	* libc/machine/spu/gets.c: Ditto.
+	* libc/machine/spu/printf.c: Ditto.
+	* libc/machine/spu/putc.c: Ditto.
+	* libc/machine/spu/putchar.c: Ditto.
+	* libc/machine/spu/puts.c: Ditto.
+	* libc/machine/spu/remove.c: Ditto.
+	* libc/machine/spu/rename.c: Ditto.
+	* libc/machine/spu/scanf.c: Ditto.
+	* libc/machine/spu/setvbuf.c: Ditto.
+	* libc/machine/spu/snprintf.c: Ditto.
+	* libc/machine/spu/sprintf.c: Ditto.
+	* libc/machine/spu/sscanf.c: Ditto.
+	* libc/machine/spu/tmpfile.c: Ditto.
+	* libc/machine/spu/tmpnam.c: Ditto.
+	* libc/machine/spu/ungetc.c: Ditto.
+	* libc/machine/spu/vfprintf.c: Ditto.
+	* libc/machine/spu/vfscanf.c: Ditto.
+	* libc/machine/spu/vprintf.c: Ditto.
+	* libc/machine/spu/vscanf.c: Ditto.
+	* libc/machine/spu/vsnprintf.c: Ditto.
+	* libc/machine/spu/vsprintf.c: Ditto.
+	* libc/machine/spu/vsscanf.c: Ditto.
+
 2007-05-23  Eric Blake  <ebb9@byu.net>
 
 	* libc/stdio/vfscanf.c (__SVFSCANF_R): Support scanf(%1$s).
diff --git a/newlib/libc/machine/spu/fclose.c b/newlib/libc/machine/spu/fclose.c
index bbf4c608d..4e1b8253b 100644
--- a/newlib/libc/machine/spu/fclose.c
+++ b/newlib/libc/machine/spu/fclose.c
@@ -46,7 +46,7 @@ _DEFUN (fclose, (fp),
 
   ret = fp->_fp;
 
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_FCLOSE, &ret);
+  ret = __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_FCLOSE, &ret);
 
   __sfp_free(fp);
 
diff --git a/newlib/libc/machine/spu/feof.c b/newlib/libc/machine/spu/feof.c
index 521dbe194..25e3a8f82 100644
--- a/newlib/libc/machine/spu/feof.c
+++ b/newlib/libc/machine/spu/feof.c
@@ -46,9 +46,6 @@ _DEFUN (feof, (fp),
 
   result = fp->_fp;
 
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_FEOF, &result);
-
-
-  return result;
+  return __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_FEOF, &result);
 }
 #endif /* ! _REENT_ONLY */
diff --git a/newlib/libc/machine/spu/ferror.c b/newlib/libc/machine/spu/ferror.c
index b1a48f4d8..ac747eff4 100644
--- a/newlib/libc/machine/spu/ferror.c
+++ b/newlib/libc/machine/spu/ferror.c
@@ -46,9 +46,6 @@ _DEFUN (ferror, (fp),
 
   result = fp->_fp;
 
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_FERROR, &result);
-
-
-  return result;
+  return __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_FERROR, &result);
 }
 #endif /* ! _REENT_ONLY */
diff --git a/newlib/libc/machine/spu/fflush.c b/newlib/libc/machine/spu/fflush.c
index ea81e06fe..7037f4990 100644
--- a/newlib/libc/machine/spu/fflush.c
+++ b/newlib/libc/machine/spu/fflush.c
@@ -45,9 +45,6 @@ _DEFUN (fflush, (fp),
 
   result = fp->_fp;
 
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_FFLUSH, &result);
-
-
-  return result;
+  return __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_FFLUSH, &result);
 }
 #endif /* ! _REENT_ONLY */
diff --git a/newlib/libc/machine/spu/fgetc.c b/newlib/libc/machine/spu/fgetc.c
index 103b4ff8a..815203228 100644
--- a/newlib/libc/machine/spu/fgetc.c
+++ b/newlib/libc/machine/spu/fgetc.c
@@ -46,8 +46,6 @@ _DEFUN (fgetc, (fp),
 
   result = fp->_fp;
 
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_FGETC, &result);
-
-  return result;
+  return __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_FGETC, &result);
 }
 #endif /* ! _REENT_ONLY */
diff --git a/newlib/libc/machine/spu/fgetpos.c b/newlib/libc/machine/spu/fgetpos.c
index 09c435a13..aa7b6f001 100644
--- a/newlib/libc/machine/spu/fgetpos.c
+++ b/newlib/libc/machine/spu/fgetpos.c
@@ -49,18 +49,12 @@ _DEFUN (fgetpos, (fp, pos),
 	_fpos_t * pos)
 {
   c99_fgetpos_t arg;
-  int* result;
 
   CHECK_INIT(_REENT);
 
-  result = (int*)&arg;
-
   arg.fp = fp->_fp;
   arg.pos = pos;
 
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_FGETPOS, &arg);
-
-
-  return *result;
+  return __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_FGETPOS, &arg);
 }
 #endif /* ! _REENT_ONLY */
diff --git a/newlib/libc/machine/spu/fgets.c b/newlib/libc/machine/spu/fgets.c
index da6fbaf7d..8167fd174 100644
--- a/newlib/libc/machine/spu/fgets.c
+++ b/newlib/libc/machine/spu/fgets.c
@@ -51,7 +51,6 @@ _DEFUN (fgets, (buf, n, fp),
 	int n _AND
 	FILE * fp)
 {
-  char** ret;
   c99_fgets_t args;
 
   CHECK_INIT(_REENT);
@@ -59,10 +58,7 @@ _DEFUN (fgets, (buf, n, fp),
   args.buf = buf;
   args.n = n;
   args.fp = fp->_fp;
-  ret = (char**) &args;
 
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_FGETS, &args);
-
-  return *ret;
+  return (char*) __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_FGETS, &args);
 }
 #endif /* ! _REENT_ONLY */
diff --git a/newlib/libc/machine/spu/fileno.c b/newlib/libc/machine/spu/fileno.c
index 36809e406..867a6b8f3 100644
--- a/newlib/libc/machine/spu/fileno.c
+++ b/newlib/libc/machine/spu/fileno.c
@@ -47,8 +47,6 @@ _DEFUN (fileno, (fp),
 
   ret = fp->_fp;
 
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_FILENO, &ret);
-
-  return ret;
+  return __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_FILENO, &ret);
 }
 #endif /* ! _REENT_ONLY */
diff --git a/newlib/libc/machine/spu/fopen.c b/newlib/libc/machine/spu/fopen.c
index 1a471cad8..20b36678a 100644
--- a/newlib/libc/machine/spu/fopen.c
+++ b/newlib/libc/machine/spu/fopen.c
@@ -49,7 +49,7 @@ _DEFUN (fopen, (file, mode),
 	_CONST char *file _AND
 	_CONST char *mode)
 {
-  int *ret;
+  int ret;
   c99_fopen_t args;
   FILE *fp;
   struct _reent *ptr = _REENT;
@@ -63,12 +63,11 @@ _DEFUN (fopen, (file, mode),
 
   args.file = file;
   args.mode = mode;
-  ret = (int *) &args;
 
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_FOPEN, &args);
+  ret = __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_FOPEN, &args);
 
-  if (*ret) {
-    fp->_fp = *ret;
+  if (ret) {
+    fp->_fp = ret;
     return fp;
   }
   else {
diff --git a/newlib/libc/machine/spu/fprintf.c b/newlib/libc/machine/spu/fprintf.c
index 0fe3083da..08b4b1cbf 100644
--- a/newlib/libc/machine/spu/fprintf.c
+++ b/newlib/libc/machine/spu/fprintf.c
@@ -59,13 +59,11 @@ typedef struct
 int
 fprintf(FILE * fp, _CONST char *fmt,...)
 {
-  int* ret;
+  int ret;
   c99_fprintf_t args;
 
   CHECK_INIT(_REENT);
 
-  ret = (int*) &args;
-
   args.fp = fp->_fp;
   args.fmt = (char*) fmt;
 
@@ -75,9 +73,9 @@ fprintf(FILE * fp, _CONST char *fmt,...)
   va_start (args.ap);
 #endif
 
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_VFPRINTF, &args);
+  ret =__send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_VFPRINTF, &args);
 
   va_end (args.ap);
-  return *ret;
+  return ret;
 }
 #endif /* ! _REENT_ONLY */
diff --git a/newlib/libc/machine/spu/fputc.c b/newlib/libc/machine/spu/fputc.c
index 9d890d055..bf2552631 100644
--- a/newlib/libc/machine/spu/fputc.c
+++ b/newlib/libc/machine/spu/fputc.c
@@ -50,17 +50,13 @@ fputc (c, fp)
      int c;
      register FILE *fp;
 {
-  int* ret;
   c99_fputc_t args;
 
   CHECK_INIT(_REENT);
 
   args.ch = c;
   args.fp = fp->_fp;
-  ret = (int*)&args;
 
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_FPUTC, &args);
-
-  return *ret;
+  return __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_FPUTC, &args);
 }
 #endif /* ! _REENT_ONLY */
diff --git a/newlib/libc/machine/spu/fputs.c b/newlib/libc/machine/spu/fputs.c
index d85e82845..2b5d17587 100644
--- a/newlib/libc/machine/spu/fputs.c
+++ b/newlib/libc/machine/spu/fputs.c
@@ -50,17 +50,13 @@ _DEFUN (fputs, (s, fp),
 	char _CONST * s _AND
 	FILE * fp)
 {
-  int* ret;
   c99_fputs_t args;
 
   CHECK_INIT(_REENT);
 
   args.s = s;
   args.fp = fp->_fp;
-  ret = (int*)&args;
 
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_FPUTS, &args);
-
-  return *ret;
+  return __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_FPUTS, &args);
 }
 #endif /* ! _REENT_ONLY */
diff --git a/newlib/libc/machine/spu/fread.c b/newlib/libc/machine/spu/fread.c
index 840449d8d..f3c420f76 100644
--- a/newlib/libc/machine/spu/fread.c
+++ b/newlib/libc/machine/spu/fread.c
@@ -55,7 +55,6 @@ _DEFUN (fread, (buf, size, count, fp),
 	size_t count _AND
 	FILE * fp)
 {
-  size_t* ret;
   c99_fread_t args;
 
   CHECK_INIT(_REENT);
@@ -64,10 +63,7 @@ _DEFUN (fread, (buf, size, count, fp),
   args.size = size;
   args.count = count;
   args.fp = fp->_fp;
-  ret = (size_t*) &args;
 
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_FREAD, &args);
-
-  return *ret;
+  return __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_FREAD, &args);
 }
 #endif /* ! _REENT_ONLY */
diff --git a/newlib/libc/machine/spu/freopen.c b/newlib/libc/machine/spu/freopen.c
index 12839e8d1..9f19a68f5 100644
--- a/newlib/libc/machine/spu/freopen.c
+++ b/newlib/libc/machine/spu/freopen.c
@@ -52,7 +52,7 @@ _DEFUN (freopen, (file, mode, fp),
 	const char *mode _AND
 	FILE *fp)
 {
-  int *ret;
+  int ret;
   c99_freopen_t args;
 
   CHECK_INIT(_REENT);
@@ -60,12 +60,11 @@ _DEFUN (freopen, (file, mode, fp),
   args.file = file;
   args.mode = mode;
   args.fp = fp->_fp;
-  ret = (int *) &args;
 
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_FREOPEN, &args);
+  ret = __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_FREOPEN, &args);
 
-  if (*ret) {
-    fp->_fp = *ret;
+  if (ret) {
+    fp->_fp = ret;
     return fp;
   }
   else {
diff --git a/newlib/libc/machine/spu/fscanf.c b/newlib/libc/machine/spu/fscanf.c
index b97f413b3..b47d93027 100644
--- a/newlib/libc/machine/spu/fscanf.c
+++ b/newlib/libc/machine/spu/fscanf.c
@@ -58,13 +58,11 @@ typedef struct
 
 fscanf(FILE *fp, _CONST char *fmt, ...)
 {
-  int* ret;
+  int ret;
   c99_vfscanf_t args;
 
   CHECK_INIT(_REENT);
 
-  ret = (int*) &args;
-
   args.fp = fp->_fp;
   args.fmt = (char*) fmt;
 #ifdef _HAVE_STDC
@@ -74,9 +72,9 @@ fscanf(FILE *fp, _CONST char *fmt, ...)
 #endif
 
 
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_VFSCANF, &args);
+  ret = __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_VFSCANF, &args);
 
   va_end (args.ap);
-  return *ret;
+  return ret;
 }
 #endif /* ! _REENT_ONLY */
diff --git a/newlib/libc/machine/spu/fseek.c b/newlib/libc/machine/spu/fseek.c
index 50d211662..dc7453325 100644
--- a/newlib/libc/machine/spu/fseek.c
+++ b/newlib/libc/machine/spu/fseek.c
@@ -52,7 +52,6 @@ _DEFUN (fseek, (fp, offset, whence),
      long offset _AND
      int whence)
 {
-  int* ret;
   c99_fseek_t args;
 
   CHECK_INIT(_REENT);
@@ -60,10 +59,7 @@ _DEFUN (fseek, (fp, offset, whence),
   args.fp = fp->_fp;
   args.offset = offset;
   args.whence = whence;
-  ret = (int*)&args;
 
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_FSEEK, &args);
-
-  return *ret;
+  return __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_FSEEK, &args);
 }
 #endif /* ! _REENT_ONLY */
diff --git a/newlib/libc/machine/spu/fsetpos.c b/newlib/libc/machine/spu/fsetpos.c
index 6bd423675..3bd0dde3d 100644
--- a/newlib/libc/machine/spu/fsetpos.c
+++ b/newlib/libc/machine/spu/fsetpos.c
@@ -49,17 +49,13 @@ _DEFUN (fsetpos, (iop, pos),
 	FILE * iop _AND
 	_CONST _fpos_t * pos)
 {
-  int* ret;
   c99_fsetpos_t args;
 
   CHECK_INIT(_REENT);
 
   args.fp = iop->_fp;
   args.pos = pos;
-  ret = (int*)&args;
 
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_FSETPOS, &args);
-
-  return *ret;
+  return __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_FSETPOS, &args);
 }
 #endif /* ! _REENT_ONLY */
diff --git a/newlib/libc/machine/spu/ftell.c b/newlib/libc/machine/spu/ftell.c
index 66df46269..4782e5ea3 100644
--- a/newlib/libc/machine/spu/ftell.c
+++ b/newlib/libc/machine/spu/ftell.c
@@ -47,8 +47,6 @@ _DEFUN (ftell, (fp),
 
   ret = fp->_fp;
 
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_FTELL, &ret);
-
-  return ret;
+  return __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_FTELL, &ret);
 }
 #endif /* ! _REENT_ONLY */
diff --git a/newlib/libc/machine/spu/fwrite.c b/newlib/libc/machine/spu/fwrite.c
index 5cb45e0af..3804165c8 100644
--- a/newlib/libc/machine/spu/fwrite.c
+++ b/newlib/libc/machine/spu/fwrite.c
@@ -55,7 +55,6 @@ _DEFUN (fwrite, (buf, size, count, fp),
 	size_t count _AND
 	FILE * fp)
 {
-  size_t* ret;
   c99_fwrite_t args;
 
   CHECK_INIT(_REENT);
@@ -64,10 +63,7 @@ _DEFUN (fwrite, (buf, size, count, fp),
   args.size = size;
   args.count = count;
   args.fp = fp->_fp;
-  ret = (size_t*) &args;
 
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_FWRITE, &args);
-
-  return *ret;
+  return __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_FWRITE, &args);
 }
 #endif /* ! _REENT_ONLY */
diff --git a/newlib/libc/machine/spu/getc.c b/newlib/libc/machine/spu/getc.c
index 67879901d..213badaa0 100644
--- a/newlib/libc/machine/spu/getc.c
+++ b/newlib/libc/machine/spu/getc.c
@@ -49,8 +49,6 @@ getc (fp)
 
   ret = fp->_fp;
 
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_GETC, &ret);
-
-  return ret;
+  return __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_GETC, &ret);
 }
 #endif /* ! _REENT_ONLY */
diff --git a/newlib/libc/machine/spu/getchar.c b/newlib/libc/machine/spu/getchar.c
index eb105e522..68247eff1 100644
--- a/newlib/libc/machine/spu/getchar.c
+++ b/newlib/libc/machine/spu/getchar.c
@@ -45,8 +45,6 @@ getchar ()
 
   CHECK_STD_INIT(_REENT);
 
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_GETCHAR, &ret);
-
-  return ret;
+  return __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_GETCHAR, &ret);
 }
 #endif /* ! _REENT_ONLY */
diff --git a/newlib/libc/machine/spu/gets.c b/newlib/libc/machine/spu/gets.c
index a46ab6a8c..2ac05db3b 100644
--- a/newlib/libc/machine/spu/gets.c
+++ b/newlib/libc/machine/spu/gets.c
@@ -44,8 +44,6 @@ gets (buf)
 
   /* The return value gets written over buf
    */
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_GETS, &buf);
-
-  return buf;
+  return (char*) __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_GETS, &buf);
 }
 #endif /* ! _REENT_ONLY */
diff --git a/newlib/libc/machine/spu/printf.c b/newlib/libc/machine/spu/printf.c
index c5a2924d2..bf3658ba6 100644
--- a/newlib/libc/machine/spu/printf.c
+++ b/newlib/libc/machine/spu/printf.c
@@ -35,13 +35,11 @@ printf (fmt, va_alist)
      va_dcl
 #endif
 {
-  int* ret;
+  int ret;
   c99_printf_t args;
 
   CHECK_STD_INIT(_REENT);
 
-  ret = (int*) &args;
-
   args.fmt = fmt;
 #ifdef _HAVE_STDC
   va_start (args.ap, fmt);
@@ -49,10 +47,10 @@ printf (fmt, va_alist)
   va_start (args.ap);
 #endif
 
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_VPRINTF, &args);
+  ret = __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_VPRINTF, &args);
 
   va_end (args.ap);
-  return *ret;
+  return ret;
 }
 
 #endif /* ! _REENT_ONLY */
diff --git a/newlib/libc/machine/spu/putc.c b/newlib/libc/machine/spu/putc.c
index 239bf2fac..dc478d350 100644
--- a/newlib/libc/machine/spu/putc.c
+++ b/newlib/libc/machine/spu/putc.c
@@ -50,18 +50,14 @@ putc (c, fp)
      int c;
      register FILE *fp;
 {
-  int* ret;
   c99_putc_t args;
 
   CHECK_INIT(_REENT);
 
   args.ch = c;
   args.fp = fp->_fp;
-  ret = (int*)&args;
 
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_PUTC, &args);
-
-  return *ret;
+  return __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_PUTC, &args);
 }
 
 #endif /* ! _REENT_ONLY */
diff --git a/newlib/libc/machine/spu/putchar.c b/newlib/libc/machine/spu/putchar.c
index 5cf9ed40a..67eb59976 100644
--- a/newlib/libc/machine/spu/putchar.c
+++ b/newlib/libc/machine/spu/putchar.c
@@ -14,9 +14,7 @@ putchar (c)
 
   /* c gets overwritten before return */
 
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_PUTCHAR, &c);
-
-  return c;
+  return __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_PUTCHAR, &c);
 }
 
 #endif /* ! _REENT_ONLY */
diff --git a/newlib/libc/machine/spu/puts.c b/newlib/libc/machine/spu/puts.c
index b5ed3d2bb..06f4b87b6 100644
--- a/newlib/libc/machine/spu/puts.c
+++ b/newlib/libc/machine/spu/puts.c
@@ -12,9 +12,7 @@ _DEFUN (puts, (s),
 
   /* The return value gets written over s
    */
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_PUTS, &s);
-
-  return (int)s;
+  return __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_PUTS, &s);
 }
 
 #endif /* ! _REENT_ONLY */
diff --git a/newlib/libc/machine/spu/remove.c b/newlib/libc/machine/spu/remove.c
index 56b08860c..930a98036 100644
--- a/newlib/libc/machine/spu/remove.c
+++ b/newlib/libc/machine/spu/remove.c
@@ -41,8 +41,6 @@ remove (filename)
 
   /* The return value gets written over buf
    */
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_REMOVE, &filename);
-
-  return (int)filename;
+  return __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_REMOVE, &filename);
 }
 
diff --git a/newlib/libc/machine/spu/rename.c b/newlib/libc/machine/spu/rename.c
index 0117c5631..bf58fbdc4 100644
--- a/newlib/libc/machine/spu/rename.c
+++ b/newlib/libc/machine/spu/rename.c
@@ -48,13 +48,9 @@ rename (old, new)
      _CONST char *old;
      _CONST char *new;
 {
-  int *ret;
   c99_rename_t args;
   args.old = old;
   args.new = new;
-  ret = (int*) &args;
 
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_RENAME, &args);
-
-  return *ret;
+  return __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_RENAME, &args);
 }
diff --git a/newlib/libc/machine/spu/scanf.c b/newlib/libc/machine/spu/scanf.c
index 76c47ff35..29157a3ba 100644
--- a/newlib/libc/machine/spu/scanf.c
+++ b/newlib/libc/machine/spu/scanf.c
@@ -56,13 +56,11 @@ typedef struct
 
 scanf(_CONST char *fmt, ...)
 {
-  int* ret;
+  int ret;
   c99_vscanf_t args;
 
   CHECK_STD_INIT(_REENT);
 
-  ret = (int*) &args;
-
   args.fmt = (char*) fmt;
 #ifdef _HAVE_STDC
   va_start (args.ap, fmt);
@@ -71,10 +69,10 @@ scanf(_CONST char *fmt, ...)
 #endif
 
 
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_VSCANF, &args);
+  ret = __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_VSCANF, &args);
 
   va_end (args.ap);
-  return *ret;
+  return ret;
 }
 
 #endif /* ! _REENT_ONLY */
diff --git a/newlib/libc/machine/spu/setvbuf.c b/newlib/libc/machine/spu/setvbuf.c
index b41b4b795..32da292f9 100644
--- a/newlib/libc/machine/spu/setvbuf.c
+++ b/newlib/libc/machine/spu/setvbuf.c
@@ -56,7 +56,6 @@ _DEFUN (setvbuf, (fp, buf, mode, size),
 	int mode _AND
 	size_t size)
 {
-  int* ret;
   c99_setvbuf_t args;
 
   CHECK_INIT(_REENT);
@@ -65,11 +64,8 @@ _DEFUN (setvbuf, (fp, buf, mode, size),
   args.buf = buf;
   args.mode = mode;
   args.size = size;
-  ret = (int*)&args;
 
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_SETVBUF, &args);
-
-  return *ret;
+  return __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_SETVBUF, &args);
 }
 
 #endif /* ! _REENT_ONLY */
diff --git a/newlib/libc/machine/spu/snprintf.c b/newlib/libc/machine/spu/snprintf.c
index d48dc6028..98d7f575e 100644
--- a/newlib/libc/machine/spu/snprintf.c
+++ b/newlib/libc/machine/spu/snprintf.c
@@ -63,13 +63,11 @@ _DEFUN(snprintf, (str, size, fmt),
        size_t size _AND
        _CONST char *fmt _DOTS)
 {
-  int* ret;
+  int ret;
   c99_snprintf_t args;
 
   CHECK_STR_INIT(_REENT);
 
-  ret = (int*) &args;
-
   args.str = str;
   args.size = size;
   args.fmt = fmt;
@@ -79,10 +77,10 @@ _DEFUN(snprintf, (str, size, fmt),
   va_start (args.ap);
 #endif
 
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_VSNPRINTF, &args);
+  ret = __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_VSNPRINTF, &args);
 
   va_end (args.ap);
-  return *ret;
+  return ret;
 }
 
 #endif /* ! _REENT_ONLY */
diff --git a/newlib/libc/machine/spu/sprintf.c b/newlib/libc/machine/spu/sprintf.c
index 37a319e11..b4f7dadd0 100644
--- a/newlib/libc/machine/spu/sprintf.c
+++ b/newlib/libc/machine/spu/sprintf.c
@@ -60,13 +60,11 @@ _DEFUN(sprintf, (str, fmt),
        char *str _AND
        _CONST char *fmt _DOTS)
 {
-  int* ret;
+  int ret;
   c99_sprintf_t args;
 
   CHECK_STR_INIT(_REENT);
 
-  ret = (int*) &args;
-
   args.str = str;
   args.fmt = fmt;
 #ifdef _HAVE_STDC
@@ -75,10 +73,10 @@ _DEFUN(sprintf, (str, fmt),
   va_start (args.ap);
 #endif
 
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_VSPRINTF, &args);
+  ret = __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_VSPRINTF, &args);
 
   va_end (args.ap);
-  return *ret;
+  return ret;
 }
 
 #endif /* ! _REENT_ONLY */
diff --git a/newlib/libc/machine/spu/sscanf.c b/newlib/libc/machine/spu/sscanf.c
index 3697c1724..669c6e51e 100644
--- a/newlib/libc/machine/spu/sscanf.c
+++ b/newlib/libc/machine/spu/sscanf.c
@@ -61,13 +61,11 @@ _DEFUN(sscanf, (str, fmt),
        _CONST char *str _AND
        _CONST char *fmt _DOTS)
 {
-  int* ret;
+  int ret;
   c99_sscanf_t args;
 
   CHECK_STR_INIT(_REENT);
 
-  ret = (int*) &args;
-
   args.str = str;
   args.fmt = fmt;
 #ifdef _HAVE_STDC
@@ -76,10 +74,10 @@ _DEFUN(sscanf, (str, fmt),
   va_start (args.ap);
 #endif
 
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_VSSCANF, &args);
+  ret = __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_VSSCANF, &args);
 
   va_end (args.ap);
-  return *ret;
+  return ret;
 }
 
 #endif /* ! _REENT_ONLY */
diff --git a/newlib/libc/machine/spu/sys/syscall.h b/newlib/libc/machine/spu/sys/syscall.h
index ca44b7dce..3a358a61b 100644
--- a/newlib/libc/machine/spu/sys/syscall.h
+++ b/newlib/libc/machine/spu/sys/syscall.h
@@ -1,4 +1,4 @@
 #ifndef _SYS_SYSCALL_H
 #define _SYS_SYSCALL_H
-void __send_to_ppe(unsigned int signalcode, unsigned int opcode, void *data);
+int __send_to_ppe(unsigned int signalcode, unsigned int opcode, void *data);
 #endif
diff --git a/newlib/libc/machine/spu/tmpfile.c b/newlib/libc/machine/spu/tmpfile.c
index 662b8f6fe..c66f78388 100644
--- a/newlib/libc/machine/spu/tmpfile.c
+++ b/newlib/libc/machine/spu/tmpfile.c
@@ -50,7 +50,7 @@ _DEFUN_VOID (tmpfile)
     return NULL;
   }
 
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_TMPFILE, &ret);
+  ret = __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_TMPFILE, &ret);
 
   if (ret) {
     fp->_fp = ret;
diff --git a/newlib/libc/machine/spu/tmpnam.c b/newlib/libc/machine/spu/tmpnam.c
index d0fe39b3a..5cbf2793b 100644
--- a/newlib/libc/machine/spu/tmpnam.c
+++ b/newlib/libc/machine/spu/tmpnam.c
@@ -38,10 +38,7 @@ char *
 _DEFUN (tmpnam, (s),
 	char *s)
 {
-  char **ret = &s;
   /* The return value gets written over buf
    */
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_TMPNAM, &s);
-
-  return *ret;
+  return (char*) __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_TMPNAM, &s);
 }
diff --git a/newlib/libc/machine/spu/ungetc.c b/newlib/libc/machine/spu/ungetc.c
index 29736b398..631e71da5 100644
--- a/newlib/libc/machine/spu/ungetc.c
+++ b/newlib/libc/machine/spu/ungetc.c
@@ -50,18 +50,14 @@ ungetc (c, fp)
      int c;
      register FILE *fp;
 {
-  int* ret;
   c99_ungetc_t args;
 
   CHECK_INIT(_REENT);
 
   args.c = c;
   args.fp = fp->_fp;
-  ret = (int*)&args;
 
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_UNGETC, &args);
-
-  return *ret;
+  return __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_UNGETC, &args);
 }
 
 #endif /* ! _REENT_ONLY */
diff --git a/newlib/libc/machine/spu/vfprintf.c b/newlib/libc/machine/spu/vfprintf.c
index a9f8bfc5d..f46c802b0 100644
--- a/newlib/libc/machine/spu/vfprintf.c
+++ b/newlib/libc/machine/spu/vfprintf.c
@@ -62,20 +62,15 @@ _DEFUN (vfprintf, (fp, fmt0, ap),
 	_CONST char *fmt0 _AND
 	va_list ap)
 {
-  int* ret;
   c99_vfprintf_t args;
 
   CHECK_INIT(_REENT);
 
-  ret = (int*) &args;
-
   args.fp = fp->_fp;
   args.fmt = (char*) fmt0;
   va_copy(args.ap,ap);
 
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_VFPRINTF, &args);
-
-  return *ret;
+  return __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_VFPRINTF, &args);
 }
 
 #endif /* ! _REENT_ONLY */
diff --git a/newlib/libc/machine/spu/vfscanf.c b/newlib/libc/machine/spu/vfscanf.c
index 6849cf59a..4de496b11 100644
--- a/newlib/libc/machine/spu/vfscanf.c
+++ b/newlib/libc/machine/spu/vfscanf.c
@@ -62,20 +62,15 @@ _DEFUN (vfscanf, (fp, fmt, ap),
     _CONST char *fmt _AND
     va_list ap)
 {
-  int* ret;
   c99_vfscanf_t args;
 
   CHECK_INIT(_REENT);
 
-  ret = (int*) &args;
-
   args.fp = fp->_fp;
   args.fmt = (char*) fmt;
   va_copy(args.ap,ap);
 
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_VFSCANF, &args);
-
-  return *ret;
+  return __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_VFSCANF, &args);
 }
 
 #endif /* ! _REENT_ONLY */
diff --git a/newlib/libc/machine/spu/vprintf.c b/newlib/libc/machine/spu/vprintf.c
index eca015839..32b86d8f2 100644
--- a/newlib/libc/machine/spu/vprintf.c
+++ b/newlib/libc/machine/spu/vprintf.c
@@ -27,19 +27,14 @@ _DEFUN (vprintf, (fmt, ap),
      _CONST char *fmt _AND
      va_list ap)
 {
-  int* ret;
   c99_vprintf_t args;
 
   CHECK_STD_INIT(_REENT);
 
-  ret = (int*) &args;
-
   args.fmt = fmt;
   va_copy(args.ap,ap);
 
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_VPRINTF, &args);
-
-  return *ret;
+  return __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_VPRINTF, &args);
 }
 
 #endif /* ! _REENT_ONLY */
diff --git a/newlib/libc/machine/spu/vscanf.c b/newlib/libc/machine/spu/vscanf.c
index 8571e5c2d..4f68bfefd 100644
--- a/newlib/libc/machine/spu/vscanf.c
+++ b/newlib/libc/machine/spu/vscanf.c
@@ -59,19 +59,14 @@ _DEFUN (vscanf, (fmt, ap),
      _CONST char *fmt _AND
      va_list ap)
 {
-  int* ret;
   c99_vscanf_t args;
 
   CHECK_STD_INIT(_REENT);
 
-  ret = (int*) &args;
-
   args.fmt = (char*) fmt;
   va_copy(args.ap,ap);
 
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_VSCANF, &args);
-
-  return *ret;
+  return __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_VSCANF, &args);
 }
 
 #endif /* ! _REENT_ONLY */
diff --git a/newlib/libc/machine/spu/vsnprintf.c b/newlib/libc/machine/spu/vsnprintf.c
index 09d4292c0..575cf82d2 100644
--- a/newlib/libc/machine/spu/vsnprintf.c
+++ b/newlib/libc/machine/spu/vsnprintf.c
@@ -33,21 +33,16 @@ _DEFUN (vsnprintf, (str, size, fmt, ap),
      _CONST char *fmt _AND
      va_list ap)
 {
-  int* ret;
   c99_vsnprintf_t args;
 
   CHECK_STR_INIT(_REENT);
 
-  ret = (int*) &args;
-
   args.str = str;
   args.size = size;
   args.fmt = fmt;
   va_copy(args.ap,ap);
 
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_VSNPRINTF, &args);
-
-  return *ret;
+  return __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_VSNPRINTF, &args);
 }
 
 #endif /* ! _REENT_ONLY */
diff --git a/newlib/libc/machine/spu/vsprintf.c b/newlib/libc/machine/spu/vsprintf.c
index b36a1a01e..f69b9400c 100644
--- a/newlib/libc/machine/spu/vsprintf.c
+++ b/newlib/libc/machine/spu/vsprintf.c
@@ -31,20 +31,15 @@ _DEFUN (vsprintf, (str, fmt, ap),
      _CONST char *fmt _AND
      va_list ap)
 {
-  int* ret;
   c99_vsprintf_t args;
 
   CHECK_STR_INIT(_REENT);
 
-  ret = (int*) &args;
-
   args.str = str;
   args.fmt = (char*) fmt;
   va_copy(args.ap,ap);
 
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_VSPRINTF, &args);
-
-  return *ret;
+  return __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_VSPRINTF, &args);
 }
 
 #endif /* ! _REENT_ONLY */
diff --git a/newlib/libc/machine/spu/vsscanf.c b/newlib/libc/machine/spu/vsscanf.c
index cd8e1eba5..bd76cfc9e 100644
--- a/newlib/libc/machine/spu/vsscanf.c
+++ b/newlib/libc/machine/spu/vsscanf.c
@@ -62,20 +62,15 @@ _DEFUN (vsscanf, (str, fmt, ap),
     _CONST char *fmt _AND
     va_list ap)
 {
-  int* ret;
   c99_vsscanf_t args;
 
   CHECK_STR_INIT(_REENT);
 
-  ret = (int*) &args;
-
   args.str = str;
   args.fmt = (char*) fmt;
   va_copy(args.ap,ap);
 
-  __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_VSSCANF, &args);
-
-  return *ret;
+  return __send_to_ppe(SPE_C99_SIGNALCODE, SPE_C99_VSSCANF, &args);
 }
 
 #endif /* ! _REENT_ONLY */