i386.md (truncdfsf2): Don't create stack temp when using sse math only.

        * config/i386/i386.md (truncdfsf2): Don't create stack temp when
        using sse math only.  Use truncdfsf2_with_temp.
        (truncdfsf2_with_temp): New.
        (truncdfsf_fast_i387): Rename from truncdfsf2_noop.  Add memory
        output alternative.
        (truncdfsf_mixed): Rename from truncdfsf2_1_sse.  Compress duplicate
        alternatives.
        (truncdfsf_fast_sse): Rename from truncdfsf2_2.  Remove f alternative.
        (truncdfsf2_3, truncdfsf2_sse_only): Remove.
        (truncdfsf_i387): Rename from truncdfsf2_1.  Compress duplicates.
        (truncdfsf_fast_mixed): New.
        (truncdfsf splitters): Remove all except the 387 load/store split.
        (truncxfsf2_1, truncxfdf2_1): Unify enable constraint with
        respect to TARGET_SSE2, TARGET_80387, TARGET_SSE_MATH and
        TARGET_MIX_SSE_I387.
        (*truncxf{s,d}f2_1): Rename to *truncxf{s,d}f2_mixed.
        (truncxf{s,d}f2_noop) Rename to truncxf{d,s}f2_i387_noop.
        (*truncxf{s,d}f2_i387): New patterns.
        (*truncxf{s,d}f2_2): Rename to *truncxf{s,d}f2_i387_1.
        (truncxf{s,d}f2, fmod{s,d}f3, drem{s,d}f3, log1p{s,d}f2,
        rint{s,d}f2, floor{s,d}f2, ceil{s,d}f2, btrunc{s,d}f2,
        nearbyint{s,d}f2): Use renamed patterns.

Co-Authored-By: Uros Bizjak <uros@kss-loka.si>

From-SVN: r92498

gcc/ChangeLog

+2004-12-22  Richard Henderson  <rth@redhat.com>
+	    Uros Bizjak  <uros@kss-loka.si>
+
+	* config/i386/i386.md (truncdfsf2): Don't create stack temp when
+	using sse math only.  Use truncdfsf2_with_temp.
+	(truncdfsf2_with_temp): New.
+	(truncdfsf_fast_i387): Rename from truncdfsf2_noop.  Add memory
+	output alternative.
+	(truncdfsf_mixed): Rename from truncdfsf2_1_sse.  Compress duplicate
+	alternatives.
+	(truncdfsf_fast_sse): Rename from truncdfsf2_2.  Remove f alternative.
+	(truncdfsf2_3, truncdfsf2_sse_only): Remove.
+	(truncdfsf_i387): Rename from truncdfsf2_1.  Compress duplicates.
+	(truncdfsf_fast_mixed): New.
+	(truncdfsf splitters): Remove all except the 387 load/store split.
+	(truncxfsf2_1, truncxfdf2_1): Unify enable constraint with
+	respect to TARGET_SSE2, TARGET_80387, TARGET_SSE_MATH and
+	TARGET_MIX_SSE_I387.
+	(*truncxf{s,d}f2_1): Rename to *truncxf{s,d}f2_mixed.
+	(truncxf{s,d}f2_noop) Rename to truncxf{d,s}f2_i387_noop.
+	(*truncxf{s,d}f2_i387): New patterns.
+	(*truncxf{s,d}f2_2): Rename to *truncxf{s,d}f2_i387_1.
+	(truncxf{s,d}f2, fmod{s,d}f3, drem{s,d}f3, log1p{s,d}f2,
+	rint{s,d}f2, floor{s,d}f2, ceil{s,d}f2, btrunc{s,d}f2,
+	nearbyint{s,d}f2): Use renamed patterns.
+
 2004-12-22  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
 
 	* tree.h (TYPE_SIZES_GIMPLIFIED): New.

gcc/config/i386/i386.md

@@ -3636,46 +3636,40 @@
 ;; insn.  So we pretend we can output to a reg in order to get better
 ;; register preferencing, but we really use a stack slot.
 
+;; Conversion from DFmode to SFmode.
+
 (define_expand "truncdfsf2"
-  [(parallel [(set (match_operand:SF 0 "nonimmediate_operand" "")
+  [(set (match_operand:SF 0 "nonimmediate_operand" "")
 	(float_truncate:SF
-		    (match_operand:DF 1 "register_operand" "")))
-	      (clobber (match_dup 2))])]
-  "TARGET_80387 || TARGET_SSE2"
-  "
-   if (!TARGET_80387)
-     {
-	emit_insn (gen_truncdfsf2_sse_only (operands[0], operands[1]));
-	DONE;
-     }
+	  (match_operand:DF 1 "nonimmediate_operand" "")))]
+  "TARGET_80387 || (TARGET_SSE2 && TARGET_SSE_MATH)"
+{
+  if (MEM_P (operands[0]) && MEM_P (operands[1]))
+    operands[1] = force_reg (DFmode, operands[1]);
+
+  if (TARGET_SSE2 && TARGET_SSE_MATH && !TARGET_MIX_SSE_I387)
+    ;
   else if (flag_unsafe_math_optimizations)
+    ;
+  else
     {
-	rtx reg = REG_P (operands[0]) ? operands[0] : gen_reg_rtx (SFmode);
-	emit_insn (gen_truncdfsf2_noop (reg, operands[1]));
-	if (reg != operands[0])
-	  emit_move_insn (operands[0], reg);
+      rtx temp = assign_386_stack_local (SFmode, 0);
+      emit_insn (gen_truncdfsf2_with_temp (operands[0], operands[1], temp));
       DONE;
     }
-   else
-     operands[2] = assign_386_stack_local (SFmode, 0);
-")
+})
 
-(define_insn "truncdfsf2_noop"
-  [(set (match_operand:SF 0 "register_operand" "=f")
-	(float_truncate:SF (match_operand:DF 1 "register_operand" "f")))]
-  "TARGET_80387 && flag_unsafe_math_optimizations"
-{
-  return output_387_reg_move (insn, operands);
-}
-  [(set_attr "type" "fmov")
-   (set_attr "mode" "SF")])
+(define_expand "truncdfsf2_with_temp"
+  [(parallel [(set (match_operand:SF 0 "" "")
+		   (float_truncate:SF (match_operand:DF 1 "" "")))
+	      (clobber (match_operand:SF 2 "" ""))])]
+  "")
 
-(define_insn "*truncdfsf2_1"
-  [(set (match_operand:SF 0 "nonimmediate_operand" "=m,?f#rx,?r#fx,?x#rf")
+(define_insn "*truncdfsf_fast_mixed"
+  [(set (match_operand:SF 0 "nonimmediate_operand"   "=m,f,Y")
         (float_truncate:SF
-	 (match_operand:DF 1 "register_operand" "f,f,f,f")))
-   (clobber (match_operand:SF 2 "memory_operand" "=X,m,m,m"))]
-  "TARGET_80387 && !TARGET_SSE2"
+          (match_operand:DF 1 "nonimmediate_operand" "f ,f,Ym")))]
+  "TARGET_SSE2 && TARGET_MIX_SSE_I387 && flag_unsafe_math_optimizations"
 {
   switch (which_alternative)
     {
@@ -3684,19 +3678,43 @@
 	return "fstp%z0\t%y0";
       else
 	return "fst%z0\t%y0";
+    case 1:
+      return output_387_reg_move (insn, operands);
+    case 2:
+      return "cvtsd2ss\t{%1, %0|%0, %1}";
     default:
       abort ();
     }
 }
-  [(set_attr "type" "fmov,multi,multi,multi")
-   (set_attr "mode" "SF,SF,SF,SF")])
+  [(set_attr "type" "fmov,fmov,ssecvt")
+   (set_attr "mode" "SF")])
+
+;; Yes, this one doesn't depend on flag_unsafe_math_optimizations,
+;; because nothing we do here is unsafe.
+(define_insn "*truncdfsf_fast_sse"
+  [(set (match_operand:SF 0 "nonimmediate_operand"   "=Y")
+        (float_truncate:SF
+          (match_operand:DF 1 "nonimmediate_operand" "Ym")))]
+  "TARGET_SSE2 && TARGET_SSE_MATH"
+  "cvtsd2ss\t{%1, %0|%0, %1}"
+  [(set_attr "type" "ssecvt")
+   (set_attr "mode" "SF")])
+
+(define_insn "*truncdfsf_fast_i387"
+  [(set (match_operand:SF 0 "nonimmediate_operand"   "=fm")
+        (float_truncate:SF
+          (match_operand:DF 1 "nonimmediate_operand" "f")))]
+  "TARGET_80387 && flag_unsafe_math_optimizations"
+  "* return output_387_reg_move (insn, operands);"
+  [(set_attr "type" "fmov")
+   (set_attr "mode" "SF")])
 
-(define_insn "*truncdfsf2_1_sse"
-  [(set (match_operand:SF 0 "nonimmediate_operand" "=*!m#fxr,?f#xr,?r#fx,?x#fr,Y#fr")
+(define_insn "*truncdfsf_mixed"
+  [(set (match_operand:SF 0 "nonimmediate_operand"   "=m,?fx*r,Y")
 	(float_truncate:SF
-	 (match_operand:DF 1 "nonimmediate_operand" "f#Y,f#Y,f#Y,f#Y,mY#f")))
-   (clobber (match_operand:SF 2 "memory_operand" "=X,m,m,m,X"))]
-  "TARGET_80387 && TARGET_SSE2"
+	  (match_operand:DF 1 "nonimmediate_operand" "f ,f    ,Ym")))
+   (clobber (match_operand:SF 2 "memory_operand"     "=X,m    ,X"))]
+  "TARGET_MIX_SSE_I387"
 {
   switch (which_alternative)
     {
@@ -3705,96 +3723,53 @@
 	return "fstp%z0\t%y0";
       else
 	return "fst%z0\t%y0";
-    case 4:
+    case 1:
       return "#";
+    case 2:
+      return "cvtsd2ss\t{%1, %0|%0, %1}";
     default:
       abort ();
     }
 }
-  [(set_attr "type" "fmov,multi,multi,multi,ssecvt")
-   (set_attr "mode" "SF,SF,SF,SF,DF")])
+  [(set_attr "type" "fmov,multi,ssecvt")
+   (set_attr "mode" "SF")])
 
-(define_insn "*truncdfsf2_2"
-  [(set (match_operand:SF 0 "nonimmediate_operand" "=Y,Y,!m")
+(define_insn "*truncdfsf_i387"
+  [(set (match_operand:SF 0 "nonimmediate_operand" "=m,?fx*r")
 	(float_truncate:SF
-	 (match_operand:DF 1 "nonimmediate_operand" "Y,mY,f#Y")))]
-  "TARGET_80387 && TARGET_SSE2
-   && (GET_CODE (operands[0]) != MEM || GET_CODE (operands[1]) != MEM)"
+	  (match_operand:DF 1 "nonimmediate_operand" "f,f")))
+   (clobber (match_operand:SF 2 "memory_operand" "=X,m"))]
+  "TARGET_80387"
 {
   switch (which_alternative)
     {
     case 0:
-    case 1:
-      return "cvtsd2ss\t{%1, %0|%0, %1}";
-    case 2:
       if (find_regno_note (insn, REG_DEAD, REGNO (operands[1])))
 	return "fstp%z0\t%y0";
       else
 	return "fst%z0\t%y0";
+    case 1:
+      return "#";
     default:
       abort ();
     }
 }
-  [(set_attr "type" "ssecvt,ssecvt,fmov")
-   (set_attr "athlon_decode" "vector,double,*")
-   (set_attr "mode" "SF,SF,SF")])
-
-(define_insn "*truncdfsf2_3"
-  [(set (match_operand:SF 0 "memory_operand" "=m")
-	(float_truncate:SF
-	 (match_operand:DF 1 "register_operand" "f")))]
-  "TARGET_80387"
-{
-  if (find_regno_note (insn, REG_DEAD, REGNO (operands[1])))
-    return "fstp%z0\t%y0";
-  else
-    return "fst%z0\t%y0";
-}
-  [(set_attr "type" "fmov")
-   (set_attr "mode" "SF")])
-
-(define_insn "truncdfsf2_sse_only"
-  [(set (match_operand:SF 0 "register_operand" "=Y,Y")
-	(float_truncate:SF
-	 (match_operand:DF 1 "nonimmediate_operand" "Y,mY")))]
-  "!TARGET_80387 && TARGET_SSE2"
-  "cvtsd2ss\t{%1, %0|%0, %1}"
-  [(set_attr "type" "ssecvt")
-   (set_attr "athlon_decode" "vector,double")
+  [(set_attr "type" "fmov,multi")
    (set_attr "mode" "SF")])
 
 (define_split
-  [(set (match_operand:SF 0 "memory_operand" "")
-	(float_truncate:SF
-	 (match_operand:DF 1 "register_operand" "")))
-   (clobber (match_operand:SF 2 "memory_operand" ""))]
-  "TARGET_80387"
-  [(set (match_dup 0) (float_truncate:SF (match_dup 1)))]
-  "")
-
-(define_split
   [(set (match_operand:SF 0 "register_operand" "")
 	(float_truncate:SF
-	 (match_operand:DF 1 "nonimmediate_operand" "")))
+	 (match_operand:DF 1 "fp_register_operand" "")))
    (clobber (match_operand 2 "" ""))]
-  "TARGET_80387 && reload_completed
-   && SSE_REG_P (operands[0])
-   && !STACK_REG_P (operands[1])"
-  [(const_int 0)]
+  "reload_completed"
+  [(set (match_dup 2) (match_dup 1))
+   (set (match_dup 0) (match_dup 2))]
 {
-  emit_insn (gen_truncdfsf2_sse_only (operands[0], operands[1]));
-  DONE;
+  operands[1] = gen_rtx_REG (SFmode, true_regnum (operands[1]));
 })
 
-(define_split
-  [(set (match_operand:SF 0 "register_operand" "")
-	(float_truncate:SF
-	 (match_operand:DF 1 "fp_register_operand" "")))
-   (clobber (match_operand:SF 2 "memory_operand" ""))]
-  "TARGET_80387 && reload_completed"
-  [(set (match_dup 2) (float_truncate:SF (match_dup 1)))
-   (set (match_dup 0) (match_dup 2))]
-  "")
+;; Conversion from XFmode to SFmode.
 
 (define_expand "truncxfsf2"
   [(parallel [(set (match_operand:SF 0 "nonimmediate_operand" "")
@@ -3802,20 +3777,41 @@
 		    (match_operand:XF 1 "register_operand" "")))
 	      (clobber (match_dup 2))])]
   "TARGET_80387"
-  "
+{
   if (flag_unsafe_math_optimizations)
     {
       rtx reg = REG_P (operands[0]) ? operands[0] : gen_reg_rtx (SFmode);
-      emit_insn (gen_truncxfsf2_noop (reg, operands[1]));
+      emit_insn (gen_truncxfsf2_i387_noop (reg, operands[1]));
       if (reg != operands[0])
 	emit_move_insn (operands[0], reg);
       DONE;
     }
   else
     operands[2] = assign_386_stack_local (SFmode, 0);
-  ")
+})
 
-(define_insn "truncxfsf2_noop"
+(define_insn "*truncxfsf2_mixed"
+  [(set (match_operand:SF 0 "nonimmediate_operand" "=m,?f#rx,?r#fx,?x#rf")
+	(float_truncate:SF
+	 (match_operand:XF 1 "register_operand" "f,f,f,f")))
+   (clobber (match_operand:SF 2 "memory_operand" "=X,m,m,m"))]
+  "TARGET_MIX_SSE_I387"
+{
+  switch (which_alternative)
+    {
+    case 0:
+      if (find_regno_note (insn, REG_DEAD, REGNO (operands[1])))
+	return "fstp%z0\t%y0";
+      else
+	return "fst%z0\t%y0";
+    default:
+      abort();
+    }
+}
+  [(set_attr "type" "fmov,multi,multi,multi")
+   (set_attr "mode" "SF")])
+
+(define_insn "truncxfsf2_i387_noop"
   [(set (match_operand:SF 0 "register_operand" "=f")
 	(float_truncate:SF (match_operand:XF 1 "register_operand" "f")))]
   "TARGET_80387 && flag_unsafe_math_optimizations"
@@ -3825,11 +3821,11 @@
   [(set_attr "type" "fmov")
    (set_attr "mode" "SF")])
 
-(define_insn "*truncxfsf2_1"
-  [(set (match_operand:SF 0 "nonimmediate_operand" "=m,?f#rx,?r#fx,?x#rf")
+(define_insn "*truncxfsf2_i387"
+  [(set (match_operand:SF 0 "nonimmediate_operand" "=m,?f#r,?r#f")
 	(float_truncate:SF
-	 (match_operand:XF 1 "register_operand" "f,f,f,f")))
-   (clobber (match_operand:SF 2 "memory_operand" "=X,m,m,m"))]
+	 (match_operand:XF 1 "register_operand" "f,f,f")))
+   (clobber (match_operand:SF 2 "memory_operand" "=X,m,m"))]
   "TARGET_80387"
 {
   switch (which_alternative)
@@ -3840,13 +3836,13 @@
       else
 	return "fst%z0\t%y0";
     default:
-      abort();
+      abort ();
     }
 }
-  [(set_attr "type" "fmov,multi,multi,multi")
+  [(set_attr "type" "fmov,multi,multi")
    (set_attr "mode" "SF")])
 
-(define_insn "*truncxfsf2_2"
+(define_insn "*truncxfsf2_i387_1"
   [(set (match_operand:SF 0 "memory_operand" "=m")
 	(float_truncate:SF
 	 (match_operand:XF 1 "register_operand" "f")))]
@@ -3861,44 +3857,68 @@
    (set_attr "mode" "SF")])
 
 (define_split
-  [(set (match_operand:SF 0 "memory_operand" "")
+  [(set (match_operand:SF 0 "register_operand" "")
 	(float_truncate:SF
 	 (match_operand:XF 1 "register_operand" "")))
    (clobber (match_operand:SF 2 "memory_operand" ""))]
-  "TARGET_80387"
-  [(set (match_dup 0) (float_truncate:SF (match_dup 1)))]
+  "TARGET_80387 && reload_completed"
+  [(set (match_dup 2) (float_truncate:SF (match_dup 1)))
+   (set (match_dup 0) (match_dup 2))]
   "")
 
 (define_split
-  [(set (match_operand:SF 0 "register_operand" "")
+  [(set (match_operand:SF 0 "memory_operand" "")
 	(float_truncate:SF
 	 (match_operand:XF 1 "register_operand" "")))
    (clobber (match_operand:SF 2 "memory_operand" ""))]
-  "TARGET_80387 && reload_completed"
-  [(set (match_dup 2) (float_truncate:SF (match_dup 1)))
-   (set (match_dup 0) (match_dup 2))]
+  "TARGET_80387"
+  [(set (match_dup 0) (float_truncate:SF (match_dup 1)))]
   "")
 
+;; Conversion from XFmode to DFmode.
+
 (define_expand "truncxfdf2"
   [(parallel [(set (match_operand:DF 0 "nonimmediate_operand" "")
 		   (float_truncate:DF
 		    (match_operand:XF 1 "register_operand" "")))
 	      (clobber (match_dup 2))])]
   "TARGET_80387"
-  "
+{
   if (flag_unsafe_math_optimizations)
     {
       rtx reg = REG_P (operands[0]) ? operands[0] : gen_reg_rtx (DFmode);
-      emit_insn (gen_truncxfdf2_noop (reg, operands[1]));
+      emit_insn (gen_truncxfdf2_i387_noop (reg, operands[1]));
       if (reg != operands[0])
 	emit_move_insn (operands[0], reg);
       DONE;
     }
   else
     operands[2] = assign_386_stack_local (DFmode, 0);
-  ")
+})
 
-(define_insn "truncxfdf2_noop"
+(define_insn "*truncxfdf2_mixed"
+  [(set (match_operand:DF 0 "nonimmediate_operand" "=m,?f#rY,?r#fY,?Y#rf")
+	(float_truncate:DF
+	 (match_operand:XF 1 "register_operand" "f,f,f,f")))
+   (clobber (match_operand:DF 2 "memory_operand" "=X,m,m,m"))]
+  "TARGET_SSE2 && TARGET_MIX_SSE_I387"
+{
+  switch (which_alternative)
+    {
+    case 0:
+      if (find_regno_note (insn, REG_DEAD, REGNO (operands[1])))
+	return "fstp%z0\t%y0";
+      else
+	return "fst%z0\t%y0";
+    default:
+      abort();
+    }
+  abort ();
+}
+  [(set_attr "type" "fmov,multi,multi,multi")
+   (set_attr "mode" "DF")])
+
+(define_insn "truncxfdf2_i387_noop"
   [(set (match_operand:DF 0 "register_operand" "=f")
 	(float_truncate:DF (match_operand:XF 1 "register_operand" "f")))]
   "TARGET_80387 && flag_unsafe_math_optimizations"
@@ -3908,11 +3928,11 @@
   [(set_attr "type" "fmov")
    (set_attr "mode" "DF")])
 
-(define_insn "*truncxfdf2_1"
-  [(set (match_operand:DF 0 "nonimmediate_operand" "=m,?f#rY,?r#fY,?Y#rf")
+(define_insn "*truncxfdf2_i387"
+  [(set (match_operand:DF 0 "nonimmediate_operand" "=m,?f#r,?r#f")
 	(float_truncate:DF
-	 (match_operand:XF 1 "register_operand" "f,f,f,f")))
-   (clobber (match_operand:DF 2 "memory_operand" "=X,m,m,m"))]
+	 (match_operand:XF 1 "register_operand" "f,f,f")))
+   (clobber (match_operand:DF 2 "memory_operand" "=X,m,m"))]
   "TARGET_80387"
 {
   switch (which_alternative)
@@ -3923,14 +3943,13 @@
       else
 	return "fst%z0\t%y0";
     default:
-      abort();
-    }
       abort ();
+    }
 }
-  [(set_attr "type" "fmov,multi,multi,multi")
+  [(set_attr "type" "fmov,multi,multi")
    (set_attr "mode" "DF")])
 
-(define_insn "*truncxfdf2_2"
+(define_insn "*truncxfdf2_i387_1"
   [(set (match_operand:DF 0 "memory_operand" "=m")
 	(float_truncate:DF
 	  (match_operand:XF 1 "register_operand" "f")))]
@@ -3945,25 +3964,24 @@
    (set_attr "mode" "DF")])
 
 (define_split
-  [(set (match_operand:DF 0 "memory_operand" "")
+  [(set (match_operand:DF 0 "register_operand" "")
 	(float_truncate:DF
 	 (match_operand:XF 1 "register_operand" "")))
    (clobber (match_operand:DF 2 "memory_operand" ""))]
-  "TARGET_80387"
-  [(set (match_dup 0) (float_truncate:DF (match_dup 1)))]
+  "TARGET_80387 && reload_completed"
+  [(set (match_dup 2) (float_truncate:DF (match_dup 1)))
+   (set (match_dup 0) (match_dup 2))]
   "")
 
 (define_split
-  [(set (match_operand:DF 0 "register_operand" "")
+  [(set (match_operand:DF 0 "memory_operand" "")
 	(float_truncate:DF
 	 (match_operand:XF 1 "register_operand" "")))
    (clobber (match_operand:DF 2 "memory_operand" ""))]
-  "TARGET_80387 && reload_completed"
-  [(set (match_dup 2) (float_truncate:DF (match_dup 1)))
-   (set (match_dup 0) (match_dup 2))]
+  "TARGET_80387"
+  [(set (match_dup 0) (float_truncate:DF (match_dup 1)))]
   "")
 
-
 ;; %%% Break up all these bad boys.
 
 ;; Signed conversion to DImode.
@@ -14746,7 +14764,7 @@
   emit_insn (gen_fpremxf4 (op1, op2, op1, op2));
   ix86_emit_fp_unordered_jump (label);
 
-  emit_insn (gen_truncxfsf2_noop (operands[0], op1));
+  emit_insn (gen_truncxfsf2_i387_noop (operands[0], op1));
   DONE;
 })
 
@@ -14770,7 +14788,7 @@
   emit_insn (gen_fpremxf4 (op1, op2, op1, op2));
   ix86_emit_fp_unordered_jump (label);
 
-  emit_insn (gen_truncxfdf2_noop (operands[0], op1));
+  emit_insn (gen_truncxfdf2_i387_noop (operands[0], op1));
   DONE;
 })
 
@@ -14829,7 +14847,7 @@
   emit_insn (gen_fprem1xf4 (op1, op2, op1, op2));
   ix86_emit_fp_unordered_jump (label);
 
-  emit_insn (gen_truncxfsf2_noop (operands[0], op1));
+  emit_insn (gen_truncxfsf2_i387_noop (operands[0], op1));
   DONE;
 })
 
@@ -14853,7 +14871,7 @@
   emit_insn (gen_fprem1xf4 (op1, op2, op1, op2));
   ix86_emit_fp_unordered_jump (label);
 
-  emit_insn (gen_truncxfdf2_noop (operands[0], op1));
+  emit_insn (gen_truncxfdf2_i387_noop (operands[0], op1));
   DONE;
 })
 
@@ -15679,7 +15697,7 @@
 
   emit_insn (gen_extendsfxf2 (op1, operands[1]));
   ix86_emit_i387_log1p (op0, op1);
-  emit_insn (gen_truncxfsf2_noop (operands[0], op0));
+  emit_insn (gen_truncxfsf2_i387_noop (operands[0], op0));
   DONE;
 })
 
@@ -15694,7 +15712,7 @@
 
   emit_insn (gen_extenddfxf2 (op1, operands[1]));
   ix86_emit_i387_log1p (op0, op1);
-  emit_insn (gen_truncxfdf2_noop (operands[0], op0));
+  emit_insn (gen_truncxfdf2_i387_noop (operands[0], op0));
   DONE;
 })
 
@@ -16175,7 +16193,7 @@
   emit_insn (gen_extenddfxf2 (op1, operands[1]));
   emit_insn (gen_frndintxf2 (op0, op1));
 
-  emit_insn (gen_truncxfdf2_noop (operands[0], op0));
+  emit_insn (gen_truncxfdf2_i387_noop (operands[0], op0));
   DONE;
 })
 
@@ -16191,7 +16209,7 @@
   emit_insn (gen_extendsfxf2 (op1, operands[1]));
   emit_insn (gen_frndintxf2 (op0, op1));
 
-  emit_insn (gen_truncxfsf2_noop (operands[0], op0));
+  emit_insn (gen_truncxfsf2_i387_noop (operands[0], op0));
   DONE;
 })
 
@@ -16234,7 +16252,7 @@
   emit_insn (gen_extenddfxf2 (op1, operands[1]));
   emit_insn (gen_frndintxf2_floor (op0, op1, op2, op3));
 
-  emit_insn (gen_truncxfdf2_noop (operands[0], op0));
+  emit_insn (gen_truncxfdf2_i387_noop (operands[0], op0));
   DONE;
 })
 
@@ -16254,7 +16272,7 @@
   emit_insn (gen_extendsfxf2 (op1, operands[1]));
   emit_insn (gen_frndintxf2_floor (op0, op1, op2, op3));
 
-  emit_insn (gen_truncxfsf2_noop (operands[0], op0));
+  emit_insn (gen_truncxfsf2_i387_noop (operands[0], op0));
   DONE;
 })
 
@@ -16302,7 +16320,7 @@
   emit_insn (gen_extenddfxf2 (op1, operands[1]));
   emit_insn (gen_frndintxf2_ceil (op0, op1, op2, op3));
 
-  emit_insn (gen_truncxfdf2_noop (operands[0], op0));
+  emit_insn (gen_truncxfdf2_i387_noop (operands[0], op0));
   DONE;
 })
 
@@ -16322,7 +16340,7 @@
   emit_insn (gen_extendsfxf2 (op1, operands[1]));
   emit_insn (gen_frndintxf2_ceil (op0, op1, op2, op3));
 
-  emit_insn (gen_truncxfsf2_noop (operands[0], op0));
+  emit_insn (gen_truncxfsf2_i387_noop (operands[0], op0));
   DONE;
 })
 
@@ -16370,7 +16388,7 @@
   emit_insn (gen_extenddfxf2 (op1, operands[1]));
   emit_insn (gen_frndintxf2_trunc (op0, op1, op2, op3));
 
-  emit_insn (gen_truncxfdf2_noop (operands[0], op0));
+  emit_insn (gen_truncxfdf2_i387_noop (operands[0], op0));
   DONE;
 })
 
@@ -16390,7 +16408,7 @@
   emit_insn (gen_extendsfxf2 (op1, operands[1]));
   emit_insn (gen_frndintxf2_trunc (op0, op1, op2, op3));
 
-  emit_insn (gen_truncxfsf2_noop (operands[0], op0));
+  emit_insn (gen_truncxfsf2_i387_noop (operands[0], op0));
   DONE;
 })
 
@@ -16438,7 +16456,7 @@
   emit_insn (gen_extenddfxf2 (op1, operands[1]));
   emit_insn (gen_frndintxf2_mask_pm (op0, op1, op2, op3));
 
-  emit_insn (gen_truncxfdf2_noop (operands[0], op0));
+  emit_insn (gen_truncxfdf2_i387_noop (operands[0], op0));
   DONE;
 })
 
@@ -16458,7 +16476,7 @@
   emit_insn (gen_extendsfxf2 (op1, operands[1]));
   emit_insn (gen_frndintxf2_mask_pm (op0, op1, op2, op3));
 
-  emit_insn (gen_truncxfsf2_noop (operands[0], op0));
+  emit_insn (gen_truncxfsf2_i387_noop (operands[0], op0));
   DONE;
 })