(enum processor_type): Likewise.

(MASK_4300_MUL_FIX, TARGET_4300_MUL_FIX): New macros.
(TARGET_SWITCHES): Add -mfix4300 option.

From-SVN: r12249

diff --git a/gcc/config/mips/mips.h b/gcc/config/mips/mips.h
index 037836e0984009cc4157fe0e11718a4b9b113d35..043a992dd92bc38157a9795b493327b4301d2fb6 100644 (file)
--- a/gcc/config/mips/mips.h
+++ b/gcc/config/mips/mips.h
@@ -66,6 +66,8 @@ enum processor_type {
   PROCESSOR_R3000,
   PROCESSOR_R6000,
   PROCESSOR_R4000,
+  PROCESSOR_R4100,
+  PROCESSOR_R4300,
   PROCESSOR_R4600,
   PROCESSOR_R4650,
   PROCESSOR_R8000
@@ -275,7 +277,7 @@ extern char        *mktemp ();
 #define MASK_BIG_ENDIAN        0x00010000      /* Generate big endian code */
 #define MASK_SINGLE_FLOAT 0x00020000   /* Only single precision FPU.  */
 #define MASK_MAD       0x00040000      /* Generate mad/madu as on 4650.  */
-#define MASK_UNUSED1   0x00080000
+#define MASK_4300_MUL_FIX 0x00080000    /* Work-around early Vr4300 CPU bug */
 
                                        /* Dummy switches used only in spec's*/
 #define MASK_MIPS_TFILE        0x00000000      /* flag for mips-tfile usage */
@@ -359,6 +361,8 @@ extern char        *mktemp ();
 
 #define TARGET_MAD             (target_flags & MASK_MAD)
 
+#define TARGET_4300_MUL_FIX     (target_flags & MASK_4300_MUL_FIX)
+
 /* Macro to define tables used to set the flags.
    This is a list in braces of pairs in braces,
    each pair being { "NAME", VALUE }
@@ -405,6 +409,8 @@ extern char        *mktemp ();
   {"double-float",      -MASK_SINGLE_FLOAT},                           \
   {"mad",                MASK_MAD},                                    \
   {"no-mad",            -MASK_MAD},                                    \
+  {"fix4300",             MASK_4300_MUL_FIX},                          \
+  {"no-fix4300",         -MASK_4300_MUL_FIX},                          \
   {"4650",               MASK_MAD | MASK_SINGLE_FLOAT},                \
   {"debug",              MASK_DEBUG},                                  \
   {"debuga",             MASK_DEBUG_A},                                \