* m32c.cpu (f-dsp-8-s24, Dsp-8-s24): New.

[deliverable/binutils-gdb.git] / opcodes / m32c-asm.c

diff --git a/opcodes/m32c-asm.c b/opcodes/m32c-asm.c
index 1bfa926efdbe9ee548e9b1c36cf2509935999a3f..235b0b7ad9234243f7ba9dff15dd74d2c08f9c51 100644 (file)
--- a/opcodes/m32c-asm.c
+++ b/opcodes/m32c-asm.c
@@ -407,6 +407,26 @@ parse_unsigned24 (CGEN_CPU_DESC cd, const char **strp,
   return 0;
 }
 
+/* This should only be used for #imm->reg.  */
+static const char *
+parse_signed24 (CGEN_CPU_DESC cd, const char **strp,
+                int opindex, signed long *valuep)
+{
+  const char *errmsg = 0;
+  signed long value;
+
+  PARSE_SIGNED;
+
+  if (value <= 0xffffff && value > 0x7fffff)
+    value -= 0x1000000;
+
+  if (value > 0xffffff)
+    return _("dsp:24 immediate is out of range");
+
+  *valuep = value;
+  return 0;
+}
+
 static const char *
 parse_signed32 (CGEN_CPU_DESC cd, const char **strp,
                int opindex, signed long *valuep)
@@ -1038,6 +1058,9 @@ m32c_cgen_parse_operand (CGEN_CPU_DESC cd,
     case M32C_OPERAND_DSP_48_U8 :
       errmsg = parse_unsigned8 (cd, strp, M32C_OPERAND_DSP_48_U8, (unsigned long *) (& fields->f_dsp_48_u8));
       break;
+    case M32C_OPERAND_DSP_8_S24 :
+      errmsg = parse_signed24 (cd, strp, M32C_OPERAND_DSP_8_S24, (long *) (& fields->f_dsp_8_s24));
+      break;
     case M32C_OPERAND_DSP_8_S8 :
       errmsg = parse_signed8 (cd, strp, M32C_OPERAND_DSP_8_S8, (long *) (& fields->f_dsp_8_s8));
       break;