ppc/svp64: support sat specifier

diff --git a/gas/config/tc-ppc-svp64.c b/gas/config/tc-ppc-svp64.c
index 427963836b0653308e4096c6676dc5344dd790ef..5a015a6810d6cc66ce5c6672343b5bc0c808c7df 100644 (file)
--- a/gas/config/tc-ppc-svp64.c
+++ b/gas/config/tc-ppc-svp64.c
@@ -40,6 +40,7 @@ struct svp64_ctx {
   unsigned int srcwid : 2;
   unsigned int els : 1;
   unsigned int sea : 1;
+  unsigned int sat : 1;
 };
 
 static jmp_buf svp64_exception;
@@ -374,6 +375,31 @@ svp64_decode_sea (char *str, struct svp64_ctx *svp64)
   return str;
 }
 
+static char *
+svp64_decode_sat (char *str, struct svp64_ctx *svp64)
+{
+  unsigned char mode;
+
+  str += (sizeof ("sat") - 1);
+  if ((*str != 's') && (*str != 'u'))
+    return NULL;
+
+  mode = *str++;
+  if ( ! ISSPACE (*str) && *str != SVP64_SEP && *str != '\0')
+    return NULL;
+
+  if (svp64->sv_mode_explicit)
+    svp64_raise (_("SV mode conflict: `%s'"), str);
+
+  svp64->sv_mode_explicit = 1;
+  svp64->sv_mode = 2;
+  svp64->sat = (mode == 's');
+
+  *str++ = '\0';
+
+  return str;
+}
+
 static char *
 svp64_decode_mode (char *str, struct svp64_ctx *svp64)
 {
@@ -390,6 +416,8 @@ svp64_decode_mode (char *str, struct svp64_ctx *svp64)
     SVP64_DECODER ("sw=" , svp64_decode_sw),
     SVP64_DECODER ("els" , svp64_decode_els),
     SVP64_DECODER ("sea" , svp64_decode_sea),
+    SVP64_DECODER ("sats", svp64_decode_sat),
+    SVP64_DECODER ("satu", svp64_decode_sat),
   };
 
   for (i = 0; i < sizeof (table) / sizeof (table[0]); ++i)