v850-modes.def (CCZ, CCNZ): Add new modes.

	* config/v850/v850-modes.def (CCZ, CCNZ): Add new modes.
	* config/v850/v850.c (notice_update_cc): Remove.
	* config/v850/v850.h  (CC_OVERFLOW_UNUSABLE): Remove
	(CC_NO_CARRY): Likewise.
	(NOTICE_UPDATE_CC): Define to nothing.
	* config/v850/v850.md: Remove block comment on cc0 handling
	Remove "cc" attribute from all patterns.  Remove cc_status handling
	from all patterns.  Minor formatting fixes.

Co-Authored-By: Austin Law <austinklaw@gmail.com>
From-SVN: r262189

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index c6dc2da7e4ca6733dd3fbae85f27dd26a6d6fda8..d9abfff5d0c771403c6ad9481225a7440dabd34c 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,15 @@
+2018-06-27  Jeff Law  <law@redhat.com>
+           Austin Law  <austinklaw@gmail.com>
+
+       * config/v850/v850-modes.def (CCZ, CCNZ): Add new modes.
+       * config/v850/v850.c (notice_update_cc): Remove.
+       * config/v850/v850.h  (CC_OVERFLOW_UNUSABLE): Remove
+       (CC_NO_CARRY): Likewise.
+       (NOTICE_UPDATE_CC): Define to nothing.
+       * config/v850/v850.md: Remove block comment on cc0 handling
+       Remove "cc" attribute from all patterns.  Remove cc_status handling
+       from all patterns.  Minor formatting fixes.
+
 2018-06-27  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 
        * config/aarch64/aarch64-cores.def (cortex-a76): New entry.

diff --git a/gcc/config/v850/v850-modes.def b/gcc/config/v850/v850-modes.def
index ed37c799dd9027fb0f92e7f98b7efd59b59bf2cc..5503d6a526fb7d4e7a9193d384d4461ff3edd435 100644 (file)
--- a/gcc/config/v850/v850-modes.def
+++ b/gcc/config/v850/v850-modes.def
@@ -18,6 +18,8 @@
    along with GCC; see the file COPYING3.  If not see
    <http://www.gnu.org/licenses/>.  */
 
+CC_MODE (CCZ);
+CC_MODE (CCNZ);
 CC_MODE (CC_FPU_LT);
 CC_MODE (CC_FPU_LE);
 CC_MODE (CC_FPU_GT);

diff --git a/gcc/config/v850/v850.c b/gcc/config/v850/v850.c
index 720cce86044ff259da7a5ef5b28f5e42c4d16f08..e184718e1ef02f9a0b5ddb390eea42ce1e17039d 100644 (file)
--- a/gcc/config/v850/v850.c
+++ b/gcc/config/v850/v850.c
@@ -1985,55 +1985,6 @@ expand_epilogue (void)
   v850_interrupt_p = FALSE;
 }
 
-/* Update the condition code from the insn.  */
-void
-notice_update_cc (rtx body, rtx_insn *insn)
-{
-  switch (get_attr_cc (insn))
-    {
-    case CC_NONE:
-      /* Insn does not affect CC at all.  */
-      break;
-
-    case CC_NONE_0HIT:
-      /* Insn does not change CC, but the 0'th operand has been changed.  */
-      if (cc_status.value1 != 0
-         && reg_overlap_mentioned_p (recog_data.operand[0], cc_status.value1))
-       cc_status.value1 = 0;
-      break;
-
-    case CC_SET_ZN:
-      /* Insn sets the Z,N flags of CC to recog_data.operand[0].
-        V,C is in an unusable state.  */
-      CC_STATUS_INIT;
-      cc_status.flags |= CC_OVERFLOW_UNUSABLE | CC_NO_CARRY;
-      cc_status.value1 = recog_data.operand[0];
-      break;
-
-    case CC_SET_ZNV:
-      /* Insn sets the Z,N,V flags of CC to recog_data.operand[0].
-        C is in an unusable state.  */
-      CC_STATUS_INIT;
-      cc_status.flags |= CC_NO_CARRY;
-      cc_status.value1 = recog_data.operand[0];
-      break;
-
-    case CC_COMPARE:
-      /* The insn is a compare instruction.  */
-      CC_STATUS_INIT;
-      cc_status.value1 = SET_SRC (body);
-      break;
-
-    case CC_CLOBBER:
-      /* Insn doesn't leave CC in a usable state.  */
-      CC_STATUS_INIT;
-      break;
-
-    default:
-      break;
-    }
-}
-
 /* Retrieve the data area that has been chosen for the given decl.  */
 
 v850_data_area

diff --git a/gcc/config/v850/v850.h b/gcc/config/v850/v850.h
index 2e737a8de3f09eb2d1dd8bfc335b58f4f97f68ee..96bddc25801338e7453b6bba54c630ab91061eb6 100644 (file)
--- a/gcc/config/v850/v850.h
+++ b/gcc/config/v850/v850.h
@@ -567,19 +567,7 @@ struct cum_arg { int nbytes; };
 
 #define SELECT_CC_MODE(OP, X, Y)       v850_select_cc_mode (OP, X, Y)
 
-/* Tell final.c how to eliminate redundant test instructions.  */
-
-/* Here we define machine-dependent flags and fields in cc_status
-   (see `conditions.h').  No extra ones are needed for the VAX.  */
-
-/* Store in cc_status the expressions
-   that the condition codes will describe
-   after execution of an instruction whose pattern is EXP.
-   Do not alter them if the instruction would not alter the cc's.  */
-
-#define CC_OVERFLOW_UNUSABLE 0x200
-#define CC_NO_CARRY CC_NO_OVERFLOW
-#define NOTICE_UPDATE_CC(EXP, INSN) notice_update_cc(EXP, INSN)
+#define NOTICE_UPDATE_CC(EXP, INSN)
 
 /* Nonzero if access to memory by bytes or half words is no faster
    than accessing full words.  */

diff --git a/gcc/config/v850/v850.md b/gcc/config/v850/v850.md
index 67d906329e868845a82c90d28086f4b75a66273e..0fad9ea501dec8e003f2baa615dffc7f3326d3b4 100644 (file)
--- a/gcc/config/v850/v850.md
+++ b/gcc/config/v850/v850.md
@@ -81,17 +81,6 @@
         (const_string "v850e3v5")]      
         (const_string "none")))
 
-;; Condition code settings.
-;; none - insn does not affect cc
-;; none_0hit - insn does not affect cc but it does modify operand 0
-;;     This attribute is used to keep track of when operand 0 changes.
-;;     See the description of NOTICE_UPDATE_CC for more info.
-;; set_znv - sets z,n,v to usable values; c is unknown.
-;; set_zn  - sets z,n to usable values; v,c is unknown.
-;; compare - compare instruction
-;; clobber - value of cc is unknown
-(define_attr "cc" "none,none_0hit,set_z,set_zn,set_znv,compare,clobber"
-  (const_string "clobber"))
 \f
 ;; Function units for the V850.  As best as I can tell, there's
 ;; a traditional memory load/use stall as well as a stall if
@@ -120,8 +109,7 @@
                         (match_operand 2 "disp23_operand" "W")))))]
   "TARGET_V850E2V3_UP"
   "ld.b %2[%1],%0"
-  [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")])
+  [(set_attr "length" "4")])
   
 (define_insn "unsign23byte_load"
   [(set (match_operand:SI 0 "register_operand" "=r")
@@ -130,8 +118,7 @@
                         (match_operand 2 "disp23_operand" "W")))))]
   "TARGET_V850E2V3_UP"
   "ld.bu %2[%1],%0"
-  [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")])
+  [(set_attr "length" "4")])
 
 (define_insn "sign23hword_load"
   [(set (match_operand:SI 0 "register_operand" "=r")
@@ -140,8 +127,7 @@
                         (match_operand 2 "disp23_operand" "W")))))]
   "TARGET_V850E2V3_UP"
   "ld.h %2[%1],%0"
-  [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")])
+  [(set_attr "length" "4")])
 
 (define_insn "unsign23hword_load"
   [(set (match_operand:SI 0 "register_operand" "=r")
@@ -150,8 +136,7 @@
                         (match_operand 2 "disp23_operand" "W")))))]
   "TARGET_V850E2V3_UP"
   "ld.hu %2[%1],%0"
-  [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")])
+  [(set_attr "length" "4")])
 
 (define_insn "23word_load"
   [(set (match_operand:SI 0 "register_operand" "=r")
@@ -159,8 +144,7 @@
                         (match_operand 2 "disp23_operand" "W"))))]
   "TARGET_V850E2V3_UP"
   "ld.w %2[%1],%0"
-  [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")])
+  [(set_attr "length" "4")])
 
 (define_insn "23byte_store"
   [(set (mem:QI (plus:SI (match_operand:SI 0 "register_operand" "r")
@@ -168,8 +152,7 @@
        (match_operand:QI 2 "register_operand" "r"))]
   "TARGET_V850E2V3_UP"
   "st.b %2,%1[%0]"
-  [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")])
+  [(set_attr "length" "4")])
 
 (define_insn "23hword_store"
   [(set (mem:HI (plus:SI (match_operand:SI 0 "register_operand" "r")
@@ -177,8 +160,7 @@
        (match_operand:HI 2 "register_operand" "r"))]
   "TARGET_V850E2V3_UP"
   "st.h %2,%1[%0]"
-  [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")])
+  [(set_attr "length" "4")])
 
 (define_insn "23word_store"
   [(set (mem:SI (plus:SI (match_operand:SI 0 "register_operand" "r")
@@ -186,8 +168,7 @@
        (match_operand:SI 2 "register_operand" "r"))]
   "TARGET_V850E2V3_UP"
   "st.w %2,%1[%0]"
-  [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")])
+  [(set_attr "length" "4")])
 
 ;; movdi
 
@@ -221,9 +202,7 @@
    || (register_operand (operands[0], DImode) && register_operand (operands[1], DImode))"
   { return v850_gen_movdi (operands); }
   [(set_attr "length" "4,12,12")
-   (set_attr "cc" "none_0hit")
-   (set_attr "type" "other,load,store")]
-)
+   (set_attr "type" "other,load,store")])
 
 ;; movqi
 
@@ -247,7 +226,6 @@
   return output_move_single (operands);
 }
   [(set_attr "length" "2,4,2,2,4,4,4")
-   (set_attr "cc" "none_0hit,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit")
    (set_attr "type" "other,other,load,other,load,store,store")])
 
 ;; movhi
@@ -272,7 +250,6 @@
   return output_move_single (operands);
 }
   [(set_attr "length" "2,4,2,2,4,4,4")
-   (set_attr "cc" "none_0hit,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit")
    (set_attr "type" "other,other,load,other,load,store,store")])
 
 ;; movsi and helpers
@@ -283,7 +260,6 @@
   ""
   "movhi hi(%1),%.,%0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "other")])
 
 (define_insn "*movsi_lo"
@@ -293,7 +269,6 @@
   ""
   "movea lo(%2),%1,%0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "other")])
 
 (define_expand "movsi"
@@ -348,7 +323,6 @@
   return output_move_single (operands);
 }
   [(set_attr "length" "2,4,4,2,2,4,4,4,4,6")
-   (set_attr "cc" "none_0hit,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit")
    (set_attr "type" "other,other,other,load,other,load,other,store,store,other")])
 
 (define_insn "*movsi_internal"
@@ -360,7 +334,6 @@
   return output_move_single (operands);
 }
   [(set_attr "length" "2,4,4,2,2,4,4,4,4")
-   (set_attr "cc" "none_0hit,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit")
    (set_attr "type" "other,other,other,load,other,load,store,store,other")])
 
 (define_insn "*movsf_internal"
@@ -372,7 +345,6 @@
   return output_move_single (operands);
 }
   [(set_attr "length" "2,4,4,8,2,2,4,4,4,8")
-   (set_attr "cc" "none_0hit,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit,none_0hit")
    (set_attr "type" "other,other,other,other,load,other,load,store,store,other")])
 
 ;; ----------------------------------------------------------------------
@@ -387,8 +359,7 @@
                 (const_int 0)))]
   ""
   "tst1 %1,%0"
-  [(set_attr "length" "4")
-   (set_attr "cc" "clobber")])
+  [(set_attr "length" "4")])
 
 ;; This replaces ld.b;sar;andi with tst1;setf nz.
 
@@ -445,8 +416,7 @@
   "@
   cmp %1,%0
   cmp %1,%0"
-  [(set_attr "length" "2,2")
-   (set_attr "cc" "compare")])
+  [(set_attr "length" "2,2")])
 
 (define_expand "cbranchsf4"
   [(set (pc)
@@ -499,8 +469,7 @@
   gcc_unreachable ();
 }
   [(set_attr "length" "12")
-   (set_attr "type" "fpu")]
-)
+   (set_attr "type" "fpu")])
 
 (define_expand "cbranchdf4"
   [(set (pc)
@@ -553,8 +522,7 @@
   gcc_unreachable ();
 }
   [(set_attr "length" "12")
-   (set_attr "type" "fpu")]
-)
+   (set_attr "type" "fpu")])
 
 (define_expand "cmpsf"
   [(set (reg:CC CC_REGNUM)
@@ -593,8 +561,7 @@
    add %2,%0
    addi %2,%1,%0
    addi %O2(%P2),%1,%0"
-  [(set_attr "length" "2,4,4")
-   (set_attr "cc" "set_zn,set_zn,set_zn")])
+  [(set_attr "length" "2,4,4")])
 
 ;; ----------------------------------------------------------------------
 ;; SUBTRACT INSTRUCTIONS
@@ -609,8 +576,7 @@
   "@
   sub %2,%0
   subr %1,%0"
-  [(set_attr "length" "2,2")
-   (set_attr "cc" "set_zn,set_zn")])
+  [(set_attr "length" "2,2")])
 
 (define_insn "negsi2"
   [(set (match_operand:SI 0 "register_operand" "=r")
@@ -618,8 +584,7 @@
    (clobber (reg:CC CC_REGNUM))]
   ""
   "subr %.,%0"
-  [(set_attr "length" "2")
-   (set_attr "cc" "set_zn")])
+  [(set_attr "length" "2")])
 
 ;; ----------------------------------------------------------------------
 ;; MULTIPLY INSTRUCTIONS
@@ -647,7 +612,6 @@
   ""
   "mulh %2,%0"
   [(set_attr "length" "2")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "mult")])
 
 (define_insn "mulhisi3_internal2"
@@ -660,7 +624,6 @@
    mulh %2,%0
    mulhi %2,%1,%0"
   [(set_attr "length" "2,4")
-   (set_attr "cc" "none_0hit,none_0hit")
    (set_attr "type" "mult")])
 
 ;; ??? The scheduling info is probably wrong.
@@ -680,7 +643,6 @@
   "(TARGET_V850E_UP)"
   "mul %2,%1,%."
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "mult")])
 
 ;; ----------------------------------------------------------------------
@@ -709,7 +671,6 @@
     return "div %2,%0,%3";
 }
   [(set_attr "length" "4")
-   (set_attr "cc" "clobber")
    (set_attr "type" "div")])
        
 (define_insn "udivmodsi4"
@@ -728,7 +689,6 @@
     return "divu %2,%0,%3";
 }
   [(set_attr "length" "4")
-   (set_attr "cc" "clobber")
    (set_attr "type" "div")])
        
 ;; ??? There is a 2 byte instruction for generating only the quotient.
@@ -745,7 +705,6 @@
   "TARGET_V850E_UP"
   "sxh %0\n\tdivh %2,%0,%3"
   [(set_attr "length" "6")
-   (set_attr "cc" "clobber")
    (set_attr "type" "div")])
 
 ;; The half word needs to be zero/sign extended to 32 bits before doing
@@ -762,7 +721,6 @@
   "TARGET_V850E_UP"
   "zxh %0\n\tdivhu %2,%0,%3"
   [(set_attr "length" "6")
-   (set_attr "cc" "clobber")
    (set_attr "type" "div")])
 \f
 ;; ----------------------------------------------------------------------
@@ -784,7 +742,6 @@
   return "";
 }
   [(set_attr "length" "4")
-   (set_attr "cc" "clobber")
    (set_attr "type" "bit1")])
 
 (define_insn "*v850_clr1_2"
@@ -806,7 +763,6 @@
   return "";
 }
   [(set_attr "length" "4")
-   (set_attr "cc" "clobber")
    (set_attr "type" "bit1")])
 
 (define_insn "*v850_clr1_3"
@@ -827,7 +783,6 @@
   return "";
 }
   [(set_attr "length" "4")
-   (set_attr "cc" "clobber")
    (set_attr "type" "bit1")])
 
 (define_insn "andsi3"
@@ -840,8 +795,7 @@
   and %2,%0
   and %.,%0
   andi %2,%1,%0"
-  [(set_attr "length" "2,2,4")
-   (set_attr "cc" "set_zn")])
+  [(set_attr "length" "2,2,4")])
 
 ;; ----------------------------------------------------------------------
 ;; OR INSTRUCTIONS
@@ -855,7 +809,6 @@
   ""
   "set1 %M1,%0"
   [(set_attr "length" "4")
-   (set_attr "cc" "clobber")
    (set_attr "type" "bit1")])
 
 (define_insn "*v850_set1_2"
@@ -880,7 +833,6 @@
   return "";
 }
   [(set_attr "length" "4")
-   (set_attr "cc" "clobber")
    (set_attr "type" "bit1")])
 
 (define_insn "*v850_set1_3"
@@ -906,7 +858,6 @@
   return "";
 }
   [(set_attr "length" "4")
-   (set_attr "cc" "clobber")
    (set_attr "type" "bit1")])
 
 (define_insn "iorsi3"
@@ -919,8 +870,7 @@
   or %2,%0
   or %.,%0
   ori %2,%1,%0"
-  [(set_attr "length" "2,2,4")
-   (set_attr "cc" "set_zn")])
+  [(set_attr "length" "2,2,4")])
 
 ;; ----------------------------------------------------------------------
 ;; XOR INSTRUCTIONS
@@ -934,7 +884,6 @@
   ""
   "not1 %M1,%0"
   [(set_attr "length" "4")
-   (set_attr "cc" "clobber")
    (set_attr "type" "bit1")])
 
 (define_insn "*v850_not1_2"
@@ -959,7 +908,6 @@
   return "";
 }
   [(set_attr "length" "4")
-   (set_attr "cc" "clobber")
    (set_attr "type" "bit1")])
 
 (define_insn "*v850_not1_3"
@@ -985,7 +933,6 @@
   return "";
 }
   [(set_attr "length" "4")
-   (set_attr "cc" "clobber")
    (set_attr "type" "bit1")])
 
 (define_insn "xorsi3"
@@ -998,8 +945,7 @@
   xor %2,%0
   xor %.,%0
   xori %2,%1,%0"
-  [(set_attr "length" "2,2,4")
-   (set_attr "cc" "set_zn")])
+  [(set_attr "length" "2,2,4")])
 \f
 ;; ----------------------------------------------------------------------
 ;; NOT INSTRUCTIONS
@@ -1011,8 +957,7 @@
    (clobber (reg:CC CC_REGNUM))]
   ""
   "not %1,%0"
-  [(set_attr "length" "2")
-   (set_attr "cc" "set_zn")])
+  [(set_attr "length" "2")])
 
 ;; -----------------------------------------------------------------
 ;; BIT FIELDS
@@ -1035,9 +980,7 @@
        (match_operand:SI 3 "register_operand" "r"))]
   "TARGET_V850E3V5_UP"
   "bins %3, %2, %1, %0"
-  [(set_attr "length" "4")
-   (set_attr "cc" "set_zn")]
-)
+  [(set_attr "length" "4")])
 
 ;; -----------------------------------------------------------------
 ;; Scc INSTRUCTIONS
@@ -1048,18 +991,8 @@
         (match_operator:SI 1 "comparison_operator"
         [(cc0) (const_int 0)]))]
   ""
-{
-  if ((cc_status.flags & CC_OVERFLOW_UNUSABLE) != 0
-      && (GET_CODE (operands[1]) == GT
-         || GET_CODE (operands[1]) == GE
-         || GET_CODE (operands[1]) == LE
-         || GET_CODE (operands[1]) == LT))
-    return 0;
-
-  return "setf %c1,%0";
-}
-  [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")])
+  "setf %c1,%0"
+  [(set_attr "length" "4")])
 
 (define_insn "setf_insn"
   [(set (match_operand:SI 0 "register_operand" "=r")
@@ -1067,24 +1000,21 @@
                           [(reg:CC CC_REGNUM) (const_int 0)]))]
   ""
   "setf %b1,%0"
-  [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")])
+  [(set_attr "length" "4")])
 
 (define_insn "set_z_insn"
   [(set (match_operand:SI 0 "register_operand" "=r")
        (match_operand 1 "v850_float_z_comparison_operator" ""))]
   "TARGET_V850E2V3_UP"
   "setf z,%0"
-  [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")])
+  [(set_attr "length" "4")])
 
 (define_insn "set_nz_insn" 
   [(set (match_operand:SI 0 "register_operand" "=r")
        (match_operand 1 "v850_float_nz_comparison_operator" ""))]
   "TARGET_V850E2V3_UP"
   "setf nz,%0"
-  [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")])
+  [(set_attr "length" "4")])
 
 ;; ----------------------------------------------------------------------
 ;; CONDITIONAL MOVE INSTRUCTIONS
@@ -1150,8 +1080,7 @@
          (match_operand:SI 3 "reg_or_0_operand" "rI")))]
   "(TARGET_V850E_UP)"
   "cmov %c1,%2,%z3,%0";
-  [(set_attr "length" "6")
-   (set_attr "cc" "compare")])
+  [(set_attr "length" "6")])
 
 (define_insn "movsicc_reversed_cc"
   [(set (match_operand:SI 0 "register_operand" "=r")
@@ -1162,8 +1091,7 @@
          (match_operand:SI 3 "reg_or_int5_operand" "rJ")))]
   "(TARGET_V850E_UP)"
   "cmov %C1,%3,%z2,%0"
-  [(set_attr "length" "6")
-   (set_attr "cc" "compare")])
+  [(set_attr "length" "6")])
 
 (define_insn "*movsicc_normal"
   [(set (match_operand:SI 0 "register_operand" "=r")
@@ -1175,8 +1103,7 @@
         (match_operand:SI 3 "reg_or_0_operand" "rI")))]
   "(TARGET_V850E_UP)"
   "cmp %5,%4 ; cmov %c1,%2,%z3,%0"
-  [(set_attr "length" "6")
-   (set_attr "cc" "clobber")])
+  [(set_attr "length" "6")])
 
 (define_insn "*movsicc_reversed"
   [(set (match_operand:SI 0 "register_operand" "=r")
@@ -1188,8 +1115,7 @@
         (match_operand:SI 3 "reg_or_int5_operand" "rJ")))]
   "(TARGET_V850E_UP)"
   "cmp %5,%4 ; cmov %C1,%3,%z2,%0"
-  [(set_attr "length" "6")
-   (set_attr "cc" "clobber")])
+  [(set_attr "length" "6")])
 
 (define_insn "*movsicc_tst1"
   [(set (match_operand:SI 0 "register_operand" "=r")
@@ -1204,8 +1130,7 @@
         (match_operand:SI 5 "reg_or_0_operand" "rI")))]
   "(TARGET_V850E_UP)"
   "tst1 %3,%2 ; cmov %c1,%4,%z5,%0"
-  [(set_attr "length" "8")
-   (set_attr "cc" "clobber")])
+  [(set_attr "length" "8")])
 
 (define_insn "*movsicc_tst1_reversed"
   [(set (match_operand:SI 0 "register_operand" "=r")
@@ -1220,8 +1145,7 @@
         (match_operand:SI 5 "reg_or_int5_operand" "rJ")))]
   "(TARGET_V850E_UP)"
   "tst1 %3,%2 ; cmov %C1,%5,%z4,%0"
-  [(set_attr "length" "8")
-   (set_attr "cc" "clobber")])
+  [(set_attr "length" "8")])
 
 ;; Matching for sasf requires combining 4 instructions, so we provide a
 ;; dummy pattern to match the first 3, which will always be turned into the
@@ -1239,8 +1163,7 @@
    (clobber (reg:CC CC_REGNUM))]
   "(TARGET_V850E_UP)"
   "cmp %4,%3 ; sasf %c1,%0"
-  [(set_attr "length" "6")
-   (set_attr "cc" "clobber")])
+  [(set_attr "length" "6")])
 
 (define_split
   [(set (match_operand:SI 0 "register_operand" "")
@@ -1293,8 +1216,7 @@
    (clobber (reg:CC CC_REGNUM))]
   "(TARGET_V850E_UP)"
   "bsh %1,%0"
-  [(set_attr "length" "4")
-   (set_attr "cc" "clobber")])
+  [(set_attr "length" "4")])
 
 (define_expand "rotlsi3"
   [(parallel [(set (match_operand:SI 0 "register_operand" "")
@@ -1316,9 +1238,7 @@
        (match_operand:SI 3 "const_int_operand" "n"))]))]
   "TARGET_V850E3V5_UP && (INTVAL (operands[2]) + INTVAL (operands[3]) == 32)"
   "rotl %2, %1, %0"
-  [(set_attr "length" "4")
-   (set_attr "cc" "set_zn")]
-)
+  [(set_attr "length" "4")])
 
 (define_insn "rotlsi3_b"
   [(set (match_operand:SI 0 "register_operand" "=r")
@@ -1329,9 +1249,7 @@
                   (match_operand:SI 2 "const_int_operand" "n"))]))]
   "TARGET_V850E3V5_UP && (INTVAL (operands[2]) + INTVAL (operands[3]) == 32)"
   "rotl %2, %1, %0"
-  [(set_attr "length" "4")
-   (set_attr "cc" "set_zn")]
-)
+  [(set_attr "length" "4")])
 
 (define_insn "rotlsi3_v850e3v5"
   [(set (match_operand:SI 0 "register_operand" "=r")
@@ -1340,9 +1258,7 @@
              (clobber (reg:CC CC_REGNUM))]
   "TARGET_V850E3V5_UP"
   "rotl %2, %1, %0"
-  [(set_attr "length" "4")
-   (set_attr "cc" "set_zn")]
-)
+  [(set_attr "length" "4")])
 
 (define_insn "*rotlsi3_16"
   [(set (match_operand:SI 0 "register_operand" "=r")
@@ -1351,8 +1267,7 @@
    (clobber (reg:CC CC_REGNUM))]
   "(TARGET_V850E_UP)"
   "hsw %1,%0"
-  [(set_attr "length" "4")
-   (set_attr "cc" "clobber")])
+  [(set_attr "length" "4")])
 
 ;; ----------------------------------------------------------------------
 ;; JUMP INSTRUCTIONS
@@ -1384,9 +1299,7 @@
     default: gcc_unreachable ();
     }
   }
-  [(set_attr "length" "2,6")
-   (set_attr "cc" "none")]
-)
+  [(set_attr "length" "2,6")])
 
 (define_expand "doloop_end"
  [(use (match_operand 0 "" ""))        ; loop pseudo
@@ -1432,8 +1345,7 @@
        (if_then_else (lt (abs (minus (match_dup 0) (pc)))
                     (const_int 65534))
                     (const_int 4)
-                    (const_int 14)))
-  (set_attr "cc" "none")])
+                    (const_int 14)))])
 
 ;; Conditional jump instructions
 
@@ -1445,13 +1357,6 @@
                      (pc)))]
   ""
 {
-  if ((cc_status.flags & CC_OVERFLOW_UNUSABLE) != 0
-      && (GET_CODE (operands[1]) == GT
-         || GET_CODE (operands[1]) == GE
-         || GET_CODE (operands[1]) == LE
-         || GET_CODE (operands[1]) == LT))
-    return 0;
-
   if (get_attr_length (insn) == 2)
     return "b%b1 %l0";
   if (TARGET_V850E3V5_UP && get_attr_length (insn) == 4)
@@ -1465,8 +1370,7 @@
                  (if_then_else (lt (abs (minus (match_dup 0) (pc)))
                      (const_int 65536))
                      (const_int 4)
-                     (const_int 6))))
-  (set_attr "cc" "none")])
+                     (const_int 6))))])
 
 (define_insn "*branch_invert"
   [(set (pc)
@@ -1476,13 +1380,6 @@
                      (label_ref (match_operand 0 "" ""))))]
   ""
 {
-  if ((cc_status.flags & CC_OVERFLOW_UNUSABLE) != 0
-      && (GET_CODE (operands[1]) == GT
-         || GET_CODE (operands[1]) == GE
-         || GET_CODE (operands[1]) == LE
-         || GET_CODE (operands[1]) == LT))
-    return NULL;
-
   if (get_attr_length (insn) == 2)
     return "b%B1 %l0";
 
@@ -1498,8 +1395,7 @@
                  (if_then_else (lt (abs (minus (match_dup 0) (pc)))
                      (const_int 65536))
                      (const_int 4)
-                     (const_int 6))))
-  (set_attr "cc" "none")])
+                     (const_int 6))))])
 
 (define_insn "branch_z_normal" 
   [(set (pc)
@@ -1523,8 +1419,7 @@
                  (if_then_else (lt (abs (minus (match_dup 0) (pc)))
                      (const_int 65536))
                      (const_int 4)
-                     (const_int 6))))
-  (set_attr "cc" "none")])
+                     (const_int 6))))])
 
 (define_insn "*branch_z_invert"
   [(set (pc)
@@ -1548,8 +1443,7 @@
                  (if_then_else (lt (abs (minus (match_dup 0) (pc)))
                      (const_int 65536))
                      (const_int 4)
-                     (const_int 6))))
-  (set_attr "cc" "none")])
+                     (const_int 6))))])
 
 (define_insn "branch_nz_normal"
   [(set (pc)
@@ -1573,8 +1467,7 @@
                  (if_then_else (lt (abs (minus (match_dup 0) (pc)))
                      (const_int 65536))
                      (const_int 4)
-                     (const_int 6))))
-  (set_attr "cc" "none")])
+                     (const_int 6))))])
 
 (define_insn "*branch_nz_invert"
   [(set (pc)
@@ -1598,8 +1491,7 @@
                  (if_then_else (lt (abs (minus (match_dup 0) (pc)))
                      (const_int 65536))
                      (const_int 4)
-                     (const_int 6))))
-  (set_attr "cc" "none")])
+                     (const_int 6))))])
 
 ;; Unconditional and other jump instructions.
 
@@ -1617,23 +1509,20 @@
     (if_then_else (lt (abs (minus (match_dup 0) (pc)))
                      (const_int 256))
                  (const_int 2)
-                 (const_int 4)))
-  (set_attr "cc" "none")])
+                 (const_int 4)))])
 
 (define_insn "indirect_jump"
   [(set (pc) (match_operand:SI 0 "register_operand" "r"))]
   ""
   "jmp %0"
-  [(set_attr "length" "2")
-   (set_attr "cc" "none")])
+  [(set_attr "length" "2")])
 
 (define_insn "tablejump"
   [(set (pc) (match_operand:SI 0 "register_operand" "r"))
    (use (label_ref (match_operand 1 "" "")))]
   ""
   "jmp  %0"
-  [(set_attr "length" "2")
-   (set_attr "cc" "none")])
+  [(set_attr "length" "2")])
 
 (define_insn "switch"
   [(set (pc)
@@ -1646,8 +1535,7 @@
        (label_ref (match_dup 1))))]
   "(TARGET_V850E_UP)"
   "switch %0"
-  [(set_attr "length" "2")
-   (set_attr "cc" "none")])
+  [(set_attr "length" "2")])
 
 (define_expand "casesi"
   [(match_operand:SI 0 "register_operand" "")
@@ -1727,9 +1615,7 @@
 
     return "jarl %0, r31";
   }
-  [(set_attr "length" "4,8")
-   (set_attr "cc" "clobber,clobber")]
-)
+  [(set_attr "length" "4,8")])
 
 (define_insn "call_internal_long"
   [(call (mem:QI (match_operand:SI 0 "call_address_operand" "S,r"))
@@ -1753,9 +1639,7 @@
 
   return "jarl .+4,r31 ; add 4,r31 ; jmp %0";
 }
-  [(set_attr "length" "16,8")
-   (set_attr "cc" "clobber,clobber")]
-)
+  [(set_attr "length" "16,8")])
 
 ;; Call subroutine, returning value in operand 0
 ;; (which must be a hard register).
@@ -1797,9 +1681,7 @@
 
     return "jarl %1, r31";
   }
-  [(set_attr "length" "4,8")
-   (set_attr "cc" "clobber,clobber")]
-)
+  [(set_attr "length" "4,8")])
 
 (define_insn "call_value_internal_long"
   [(set (match_operand 0 "" "=r,r")
@@ -1825,16 +1707,13 @@
 
   return "jarl .+4, r31 ; add 4, r31 ; jmp %1";
 }
-  [(set_attr "length" "16,8")
-   (set_attr "cc" "clobber,clobber")]
-)
+  [(set_attr "length" "16,8")])
 
 (define_insn "nop"
   [(const_int 0)]
   ""
   "nop"
-  [(set_attr "length" "2")
-   (set_attr "cc" "none")])
+  [(set_attr "length" "2")])
 \f
 ;; ----------------------------------------------------------------------
 ;; EXTEND INSTRUCTIONS
@@ -1851,8 +1730,7 @@
    andi 65535,%1,%0
    sld.hu %1,%0
    ld.hu %1,%0"
-  [(set_attr "length" "2,4,2,4")
-   (set_attr "cc" "none_0hit,set_zn,none_0hit,none_0hit")])
+  [(set_attr "length" "2,4,2,4")])
 
 (define_insn "*zero_extendhisi2_v850"
   [(set (match_operand:SI 0 "register_operand" "=r")
@@ -1861,8 +1739,7 @@
    (clobber (reg:CC CC_REGNUM))]  ;; A lie, but we have to match the expander
   ""
   "andi 65535,%1,%0"
-  [(set_attr "length" "4")
-   (set_attr "cc" "set_zn")])
+  [(set_attr "length" "4")])
 
 (define_expand "zero_extendhisi2"
   [(parallel [(set (match_operand:SI 0 "register_operand")
@@ -1886,8 +1763,7 @@
    andi 255,%1,%0
    sld.bu %1,%0
    ld.bu %1,%0"
-  [(set_attr "length" "2,4,2,4")
-   (set_attr "cc" "none_0hit,set_zn,none_0hit,none_0hit")])
+  [(set_attr "length" "2,4,2,4")])
 
 (define_insn "*zero_extendqisi2_v850"
   [(set (match_operand:SI 0 "register_operand" "=r")
@@ -1896,8 +1772,7 @@
    (clobber (reg:CC CC_REGNUM))] ;; A lie, but we have to match the expander
   ""
   "andi 255,%1,%0"
-  [(set_attr "length" "4")
-   (set_attr "cc" "set_zn")])
+  [(set_attr "length" "4")])
 
 (define_expand "zero_extendqisi2"
   [(parallel [(set (match_operand:SI 0 "register_operand")
@@ -1923,8 +1798,7 @@
    sxh %0
    sld.h %1,%0
    ld.h %1,%0"
-  [(set_attr "length" "2,2,4")
-   (set_attr "cc" "none_0hit,none_0hit,none_0hit")])
+  [(set_attr "length" "2,2,4")])
 
 ;; ??? This is missing a sign extend from memory pattern to match the ld.h
 ;; instruction.
@@ -1955,8 +1829,7 @@
    sxb %0
    sld.b %1,%0
    ld.b %1,%0"
-  [(set_attr "length" "2,2,4")
-   (set_attr "cc" "none_0hit,none_0hit,none_0hit")])
+  [(set_attr "length" "2,2,4")])
 
 ;; ??? This is missing a sign extend from memory pattern to match the ld.b
 ;; instruction.
@@ -1990,8 +1863,7 @@
   "@
   shl %2,%0
   shl %2,%0"
-  [(set_attr "length" "4,2")
-   (set_attr "cc" "set_zn")])
+  [(set_attr "length" "4,2")])
 
 (define_insn "ashlsi3_v850e2"
   [(set (match_operand:SI 0 "register_operand" "=r")
@@ -2001,8 +1873,7 @@
    (clobber (reg:CC CC_REGNUM))]
   "TARGET_V850E2_UP"
   "shl %2,%1,%0"
-  [(set_attr "length" "4")
-   (set_attr "cc" "set_znv")])
+  [(set_attr "length" "4")])
 
 (define_insn "lshrsi3"
   [(set (match_operand:SI 0 "register_operand" "=r,r")
@@ -2014,8 +1885,7 @@
   "@
   shr %2,%0
   shr %2,%0"
-  [(set_attr "length" "4,2")
-   (set_attr "cc" "set_zn")])
+  [(set_attr "length" "4,2")])
 
 (define_insn "lshrsi3_v850e2"
   [(set (match_operand:SI 0 "register_operand" "=r")
@@ -2025,8 +1895,7 @@
    (clobber (reg:CC CC_REGNUM))]
   "TARGET_V850E2_UP"
   "shr %2,%1,%0"
-  [(set_attr "length" "4")
-   (set_attr "cc" "set_zn")])
+  [(set_attr "length" "4")])
 
 (define_insn "ashrsi3"
   [(set (match_operand:SI 0 "register_operand" "=r,r")
@@ -2038,8 +1907,7 @@
   "@
   sar %2,%0
   sar %2,%0"
-  [(set_attr "length" "4,2")
-   (set_attr "cc" "set_zn, set_zn")])
+  [(set_attr "length" "4,2")])
 
 (define_insn "ashrsi3_v850e2"
   [(set (match_operand:SI 0 "register_operand" "=r")
@@ -2049,8 +1917,7 @@
    (clobber (reg:CC CC_REGNUM))]
   "TARGET_V850E2_UP"
   "sar %2,%1,%0"
-  [(set_attr "length" "4")
-   (set_attr "cc" "set_zn")])
+  [(set_attr "length" "4")])
 
 ;; ----------------------------------------------------------------------
 ;; FIND FIRST BIT INSTRUCTION
@@ -2062,8 +1929,7 @@
    (clobber (reg:CC CC_REGNUM))]
   "TARGET_V850E2_UP"
   "sch1r %1,%0"
-  [(set_attr "length" "4")
-   (set_attr "cc" "clobber")])
+  [(set_attr "length" "4")])
 
 ;; ----------------------------------------------------------------------
 ;; PROLOGUE/EPILOGUE
@@ -2088,16 +1954,14 @@
   [(return)]
   "reload_completed"
   "jmp [r31]"
-  [(set_attr "length" "2")
-   (set_attr "cc" "none")])
+  [(set_attr "length" "2")])
 
 (define_insn "return_internal"
   [(return)
    (use (reg:SI 31))]
   ""
   "jmp [r31]"
-  [(set_attr "length" "2")
-   (set_attr "cc" "none")])
+  [(set_attr "length" "2")])
 
 ;; ----------------------------------------------------------------------
 ;; v850e2V3 floating-point hardware support
@@ -2111,7 +1975,6 @@
   "TARGET_USE_FPU"
   "addf.s %1,%2,%0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 (define_insn "adddf3"
@@ -2121,7 +1984,6 @@
   "TARGET_USE_FPU"
   "addf.d %1,%2,%0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 (define_insn "subsf3"
@@ -2131,7 +1993,6 @@
   "TARGET_USE_FPU"
   "subf.s %2,%1,%0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 (define_insn "subdf3"
@@ -2141,7 +2002,6 @@
   "TARGET_USE_FPU"
   "subf.d %2,%1,%0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 (define_insn "mulsf3"
@@ -2151,7 +2011,6 @@
   "TARGET_USE_FPU"
   "mulf.s %1,%2,%0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 (define_insn "muldf3"
@@ -2161,7 +2020,6 @@
   "TARGET_USE_FPU"
   "mulf.d %1,%2,%0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 (define_insn "divsf3"
@@ -2171,7 +2029,6 @@
   "TARGET_USE_FPU"
   "divf.s %2,%1,%0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 (define_insn "divdf3"
@@ -2181,7 +2038,6 @@
   "TARGET_USE_FPU"
   "divf.d %2,%1,%0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 (define_insn "minsf3"
@@ -2191,7 +2047,6 @@
   "TARGET_USE_FPU"
   "minf.s %z1,%z2,%0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 (define_insn "mindf3"
@@ -2201,7 +2056,6 @@
   "TARGET_USE_FPU"
   "minf.d %1,%2,%0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 (define_insn "maxsf3"
@@ -2211,7 +2065,6 @@
   "TARGET_USE_FPU"
   "maxf.s %z1,%z2,%0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 (define_insn "maxdf3"
@@ -2221,7 +2074,6 @@
   "TARGET_USE_FPU"
   "maxf.d %1,%2,%0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 (define_insn "abssf2"
@@ -2230,7 +2082,6 @@
   "TARGET_USE_FPU"
   "absf.s %1,%0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 (define_insn "absdf2"
@@ -2239,7 +2090,6 @@
   "TARGET_USE_FPU"
   "absf.d %1,%0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 (define_insn "negsf2"
@@ -2248,7 +2098,6 @@
   "TARGET_USE_FPU"
   "negf.s %1,%0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 (define_insn "negdf2"
@@ -2257,7 +2106,6 @@
   "TARGET_USE_FPU"
   "negf.d %1,%0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 ;; square-root
@@ -2267,7 +2115,6 @@
   "TARGET_USE_FPU"
   "sqrtf.s %1,%0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 (define_insn "sqrtdf2"
@@ -2276,7 +2123,6 @@
   "TARGET_USE_FPU"
   "sqrtf.d %1,%0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 ;; float -> int
@@ -2286,7 +2132,6 @@
   "TARGET_USE_FPU"
   "trncf.sw %1,%0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 (define_insn "fixuns_truncsfsi2"
@@ -2295,9 +2140,7 @@
   "TARGET_USE_FPU"
   "trncf.suw %1, %0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
-   (set_attr "type" "fpu")]
-)
+   (set_attr "type" "fpu")])
 
 (define_insn "fix_truncdfsi2"
   [(set (match_operand:SI 0 "register_operand" "=r")
@@ -2305,7 +2148,6 @@
   "TARGET_USE_FPU"
   "trncf.dw %1,%0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 (define_insn "fixuns_truncdfsi2"
@@ -2314,9 +2156,7 @@
   "TARGET_USE_FPU"
   "trncf.duw %1, %0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
-   (set_attr "type" "fpu")]
-)
+   (set_attr "type" "fpu")])
 
 (define_insn "fix_truncsfdi2"
   [(set (match_operand:DI         0 "register_operand" "=r")
@@ -2324,7 +2164,6 @@
   "TARGET_USE_FPU"
   "trncf.sl %1, %0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 (define_insn "fixuns_truncsfdi2"
@@ -2333,9 +2172,7 @@
   "TARGET_USE_FPU"
   "trncf.sul %1, %0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
-   (set_attr "type" "fpu")]
-)
+   (set_attr "type" "fpu")])
 
 (define_insn "fix_truncdfdi2"
   [(set (match_operand:DI         0 "register_operand" "=r")
@@ -2343,7 +2180,6 @@
   "TARGET_USE_FPU"
   "trncf.dl %1, %0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 (define_insn "fixuns_truncdfdi2"
@@ -2352,9 +2188,7 @@
   "TARGET_USE_FPU"
   "trncf.dul %1, %0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
-   (set_attr "type" "fpu")]
-)
+   (set_attr "type" "fpu")])
 
 ;; int -> float
 (define_insn "floatsisf2"
@@ -2363,7 +2197,6 @@
   "TARGET_USE_FPU"
   "cvtf.ws %z1, %0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 (define_insn "unsfloatsisf2"
@@ -2372,7 +2205,6 @@
   "TARGET_USE_FPU"
   "cvtf.uws %z1, %0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 (define_insn "floatsidf2"
@@ -2381,7 +2213,6 @@
   "TARGET_USE_FPU"
   "cvtf.wd %z1,%0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 (define_insn "unsfloatsidf2"
@@ -2390,7 +2221,6 @@
   "TARGET_USE_FPU"
   "cvtf.uwd %z1, %0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 (define_insn "floatdisf2"
@@ -2399,7 +2229,6 @@
   "TARGET_USE_FPU"
   "cvtf.ls %z1, %0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 (define_insn "unsfloatdisf2"
@@ -2408,7 +2237,6 @@
   "TARGET_USE_FPU"
   "cvtf.uls %z1, %0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 (define_insn "floatdidf2"
@@ -2417,7 +2245,6 @@
   "TARGET_USE_FPU"
   "cvtf.ld %z1, %0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 (define_insn "unsfloatdidf2"
@@ -2426,7 +2253,6 @@
   "TARGET_USE_FPU"
   "cvtf.uld %z1, %0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 ;; single-float -> double-float
@@ -2437,7 +2263,6 @@
   "TARGET_USE_FPU"
   "cvtf.sd %z1,%0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 ;; double-float -> single-float
@@ -2448,7 +2273,6 @@
   "TARGET_USE_FPU"
   "cvtf.ds %1,%0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 ;;
@@ -2477,7 +2301,6 @@
   "TARGET_USE_FPU"
   "recipf.s %2,%0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 (define_expand "recipdf2"
@@ -2497,7 +2320,6 @@
   "TARGET_USE_FPU"
   "recipf.d %2,%0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 ;;; reciprocal of square-root
@@ -2518,7 +2340,6 @@
   "TARGET_USE_FPU"
   "rsqrtf.s %2,%0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 (define_expand "rsqrtdf2"
@@ -2538,7 +2359,6 @@
   "TARGET_USE_FPU"
   "rsqrtf.d %2,%0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 ;; Note: The FPU-2.0 (ie pre e3v5) versions of these routines do not actually
@@ -2554,7 +2374,6 @@
   "TARGET_USE_FPU"
   { return TARGET_V850E3V5_UP ? "fmaf.s %1, %2, %0" : "maddf.s %2, %1, %3, %0"; }
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 ;;; multiply-subtract
@@ -2566,7 +2385,6 @@
   "TARGET_USE_FPU"
   { return TARGET_V850E3V5_UP ? "fmsf.s %1, %2, %0" : "msubf.s %2, %1, %3, %0"; }
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 ;;; negative-multiply-add
@@ -2578,7 +2396,6 @@
   "TARGET_USE_FPU"
   { return TARGET_V850E3V5_UP ? "fnmaf.s %1, %2, %0" : "nmaddf.s %2, %1, %3, %0"; }
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 ;; negative-multiply-subtract
@@ -2590,7 +2407,6 @@
   "TARGET_USE_FPU"
   { return TARGET_V850E3V5_UP ? "fnmsf.s %1, %2, %0" : "nmsubf.s %2, %1, %3, %0"; }
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 ;
 ; ---------------- comparison/conditionals
@@ -2604,7 +2420,6 @@
   "TARGET_USE_FPU"
   "cmpf.s le, %z0, %z1"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 (define_insn "cmpsf_lt_insn"
@@ -2614,7 +2429,6 @@
   "TARGET_USE_FPU"
   "cmpf.s lt, %z0, %z1"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 (define_insn "cmpsf_ge_insn"
@@ -2624,7 +2438,6 @@
   "TARGET_USE_FPU"
   "cmpf.s le, %z1, %z0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 (define_insn "cmpsf_gt_insn"
@@ -2634,7 +2447,6 @@
   "TARGET_USE_FPU"
   "cmpf.s lt, %z1, %z0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 (define_insn "cmpsf_eq_insn"
@@ -2644,7 +2456,6 @@
   "TARGET_USE_FPU"
   "cmpf.s eq, %z0, %z1"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 ; DF
@@ -2656,7 +2467,6 @@
   "TARGET_USE_FPU"
   "cmpf.d le, %z0, %z1"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 (define_insn "cmpdf_lt_insn"
@@ -2666,7 +2476,6 @@
   "TARGET_USE_FPU"
   "cmpf.d lt, %z0, %z1"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 (define_insn "cmpdf_ge_insn"
@@ -2676,7 +2485,6 @@
   "TARGET_USE_FPU"
   "cmpf.d le, %z1, %z0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 (define_insn "cmpdf_gt_insn"
@@ -2686,7 +2494,6 @@
   "TARGET_USE_FPU"
   "cmpf.d lt, %z1, %z0"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 (define_insn "cmpdf_eq_insn"
@@ -2696,7 +2503,6 @@
   "TARGET_USE_FPU"
   "cmpf.d eq, %z0, %z1"
   [(set_attr "length" "4")
-   (set_attr "cc" "none_0hit")
    (set_attr "type" "fpu")])
 
 ;;
@@ -2718,7 +2524,6 @@
        || GET_MODE(operands[0]) == CC_FPU_NEmode)"
   "trfsr"
   [(set_attr "length" "4")
-   (set_attr "cc" "set_z")
    (set_attr "type" "fpu")])
 
 ;;
@@ -2734,8 +2539,7 @@
         (match_operand:SF 1 "reg_or_0_operand" "rIG")
         (match_operand:SF 2 "reg_or_0_operand" "rIG")))]
   "TARGET_USE_FPU"
-  "cmovf.s 0,%z1,%z2,%0"
-  [(set_attr "cc" "clobber")]) ;; ??? or none_0hit
+  "cmovf.s 0,%z1,%z2,%0")
 
 (define_insn "movsfcc_nz_insn"
   [(set (match_operand:SF 0 "register_operand" "=r")
@@ -2744,8 +2548,7 @@
         (match_operand:SF 1 "reg_or_0_operand" "rIG")
         (match_operand:SF 2 "reg_or_0_operand" "rIG")))]
   "TARGET_USE_FPU"
-  "cmovf.s 0,%z2,%z1,%0"
-  [(set_attr "cc" "clobber")]) ;; ??? or none_0hit
+  "cmovf.s 0,%z2,%z1,%0")
 
 (define_insn "movdfcc_z_insn"
   [(set (match_operand:DF 0 "even_reg_operand" "=r")
@@ -2754,8 +2557,7 @@
         (match_operand:DF 1 "even_reg_operand" "r")
         (match_operand:DF 2 "even_reg_operand" "r")))]
   "TARGET_USE_FPU"
-  "cmovf.d 0,%z1,%z2,%0"
-  [(set_attr "cc" "clobber")]) ;; ??? or none_0hit
+  "cmovf.d 0,%z1,%z2,%0")
 
 (define_insn "movdfcc_nz_insn"
   [(set (match_operand:DF 0 "even_reg_operand" "=r")
@@ -2764,8 +2566,7 @@
         (match_operand:DF 1 "even_reg_operand" "r")
         (match_operand:DF 2 "even_reg_operand" "r")))]
   "TARGET_USE_FPU"
-  "cmovf.d 0,%z2,%z1,%0"
-  [(set_attr "cc" "clobber")]) ;; ??? or none_0hit
+  "cmovf.d 0,%z2,%z1,%0")
 
 (define_insn "movedfcc_z_zero"
   [(set (match_operand:DF 0 "register_operand" "=r")
@@ -2775,8 +2576,7 @@
         (match_operand:DF 2 "reg_or_0_operand" "rIG")))]
   "TARGET_USE_FPU"
   "cmovf.s 0,%z1,%z2,%0 ; cmovf.s 0,%Z1,%Z2,%R0"
-  [(set_attr "length" "8")
-   (set_attr "cc" "clobber")]) ;; ??? or none_0hit
+  [(set_attr "length" "8")])
 
 (define_insn "movedfcc_nz_zero"
   [(set (match_operand:DF 0 "register_operand" "=r")
@@ -2786,8 +2586,7 @@
         (match_operand:DF 2 "reg_or_0_operand" "rIG")))]
   "TARGET_USE_FPU"
   "cmovf.s 0,%z2,%z1,%0 ; cmovf.s 0,%Z2,%Z1,%R0"
-  [(set_attr "length" "8")
-   (set_attr "cc" "clobber")]) ;; ??? or none_0hit
+  [(set_attr "length" "8")])
 
 
 ;; ----------------------------------------------------------------------
@@ -2813,8 +2612,7 @@
 {
   return construct_prepare_instruction (operands[0]);
 }
- [(set_attr "length" "4")
-  (set_attr "cc"     "clobber")])
+ [(set_attr "length" "4")])
 
 (define_insn ""
  [(match_parallel 0 "pattern_is_ok_for_prologue"
@@ -2829,8 +2627,7 @@
 }
  [(set (attr "length") (if_then_else (eq_attr "long_calls" "yes")
                                     (const_string "16")
-                                    (const_string "4")))
-  (set_attr "cc"     "clobber")])
+                                    (const_string "4")))])
 
 ;;
 ;; Actually, turn the RTXs into a DISPOSE instruction.
@@ -2847,8 +2644,7 @@
 {
   return construct_dispose_instruction (operands[0]);
 }
- [(set_attr "length" "4")
-  (set_attr "cc"     "clobber")])
+ [(set_attr "length" "4")])
 
 ;; This pattern will match a return RTX followed by any number of pop RTXs
 ;; and possible a stack adjustment as well.  These RTXs will be turned into
@@ -2868,8 +2664,7 @@
 }
  [(set (attr "length") (if_then_else (eq_attr "long_calls" "yes")
                                     (const_string "12")
-                                    (const_string "4")))
-  (set_attr "cc"     "clobber")])
+                                    (const_string "4")))])
 
 ;; Initialize an interrupt function.  Do not depend on TARGET_PROLOG_FUNCTION.
 (define_insn "callt_save_interrupt"
@@ -2891,15 +2686,13 @@
   output_asm_insn ("callt ctoff(__callt_save_interrupt)", operands);
   return "";
 }
-   [(set_attr "length" "26")
-    (set_attr "cc" "clobber")])
+   [(set_attr "length" "26")])
 
 (define_insn "callt_return_interrupt"
   [(unspec_volatile [(const_int 0)] 3)]
   "(TARGET_V850E_UP) && !TARGET_DISABLE_CALLT"
   "callt ctoff(__callt_return_interrupt)"
-  [(set_attr "length" "2")
-   (set_attr "cc" "clobber")])
+  [(set_attr "length" "2")])
 
 (define_insn "save_interrupt"
   [(set (reg:SI 3) (plus:SI (reg:SI 3) (const_int -20)))
@@ -2930,8 +2723,7 @@
   [(set (attr "length")
         (if_then_else (match_test "TARGET_LONG_CALLS")
                        (const_int 10)
-                       (const_int 34)))
-   (set_attr "cc" "clobber")])
+                       (const_int 34)))])
   
 ;; Restore r1, r4, r10, and return from the interrupt
 (define_insn "return_interrupt"
@@ -2961,8 +2753,7 @@
   [(set (attr "length")
         (if_then_else (match_test "TARGET_LONG_CALLS")
                        (const_int 4)
-                       (const_int 24)))
-   (set_attr "cc" "clobber")])
+                       (const_int 24)))])
 
 ;; Save all registers except for the registers saved in save_interrupt when
 ;; an interrupt function makes a call.
@@ -2975,8 +2766,7 @@
   [(unspec_volatile [(const_int 0)] 0)]
   "(TARGET_V850E_UP) && !TARGET_DISABLE_CALLT"
   "callt ctoff(__callt_save_all_interrupt)"
-  [(set_attr "length" "2")
-   (set_attr "cc" "none")])
+  [(set_attr "length" "2")])
 
 (define_insn "save_all_interrupt"
   [(unspec_volatile [(const_int 0)] 0)]
@@ -3054,16 +2844,13 @@
   [(set (attr "length")
         (if_then_else (match_test "TARGET_LONG_CALLS")
                        (const_int 4)
-                       (const_int 62)
-       ))
-   (set_attr "cc" "clobber")])
+                       (const_int 62)))])
 
 (define_insn "_save_all_interrupt"
   [(unspec_volatile [(const_int 0)] 0)]
   "TARGET_V850 && ! TARGET_LONG_CALLS"
   "jarl __save_all_interrupt,r10"
-  [(set_attr "length" "4")
-   (set_attr "cc" "clobber")])
+  [(set_attr "length" "4")])
 
 ;; Restore all registers saved when an interrupt function makes a call.
 ;; UNSPEC_VOLATILE is considered to use and clobber all hard registers and
@@ -3075,8 +2862,7 @@
   [(unspec_volatile [(const_int 0)] 1)]
   "(TARGET_V850E_UP) && !TARGET_DISABLE_CALLT"
   "callt ctoff(__callt_restore_all_interrupt)"
-  [(set_attr "length" "2")
-   (set_attr "cc" "none")])
+  [(set_attr "length" "2")])
 
 (define_insn "restore_all_interrupt"
   [(unspec_volatile [(const_int 0)] 1)]
@@ -3153,12 +2939,10 @@
         (if_then_else (match_test "TARGET_LONG_CALLS")
                        (const_int 4)
                        (const_int 62)
-       ))
-   (set_attr "cc" "clobber")])
+       ))])
 
 (define_insn "_restore_all_interrupt"
   [(unspec_volatile [(const_int 0)] 1)]
   "TARGET_V850 && ! TARGET_LONG_CALLS"
   "jarl __restore_all_interrupt,r10"
-  [(set_attr "length" "4")
-   (set_attr "cc" "clobber")])
+  [(set_attr "length" "4")])