nds32.c (nds32_hard_regno_mode_ok): Replace > with >=.

	* config/nds32/nds32.c (nds32_hard_regno_mode_ok): Replace > with >=.
	* df-problems.c (df_remove_dead_eq_notes): Replace > with >=.
	* dwarf2out.c (mem_loc_descriptor): Replace > with >=.
	* lra-constraints.c (spill_hard_reg_in_range): Replace <= with <.
	* lra-remat.c (call_used_input_regno_present_p): Replace <= with <.

From-SVN: r263280

gcc/ChangeLog

+2018-07-19  Ilya Leoshkevich  <iii@linux.ibm.com>
+
+	* config/nds32/nds32.c (nds32_hard_regno_mode_ok): Replace > with >=.
+	* df-problems.c (df_remove_dead_eq_notes): Replace > with >=.
+	* dwarf2out.c (mem_loc_descriptor): Replace > with >=.
+	* lra-constraints.c (spill_hard_reg_in_range): Replace <= with <.
+	* lra-remat.c (call_used_input_regno_present_p): Replace <= with <.
+
 2018-08-02  David Malcolm  <dmalcolm@redhat.com>
 
 	* diagnostic-show-locus.c (diagnostic_show_locus): Use

gcc/config/nds32/nds32.c

@@ -4342,7 +4342,7 @@ nds32_hard_regno_nregs (unsigned regno ATTRIBUTE_UNUSED,
 static bool
 nds32_hard_regno_mode_ok (unsigned int regno, machine_mode mode)
 {
-  if (regno > FIRST_PSEUDO_REGISTER)
+  if (regno >= FIRST_PSEUDO_REGISTER)
     return true;
 
   if ((TARGET_FPU_SINGLE || TARGET_FPU_DOUBLE) && NDS32_IS_FPR_REGNUM (regno))

gcc/df-problems.c

@@ -3205,7 +3205,7 @@ df_remove_dead_eq_notes (rtx_insn *insn, bitmap live)
 	    bool deleted = false;
 
 	    FOR_EACH_INSN_EQ_USE (use, insn)
-	      if (DF_REF_REGNO (use) > FIRST_PSEUDO_REGISTER
+	      if (DF_REF_REGNO (use) >= FIRST_PSEUDO_REGISTER
 		  && DF_REF_LOC (use)
 		  && (DF_REF_FLAGS (use) & DF_REF_IN_NOTE)
 		  && !bitmap_bit_p (live, DF_REF_REGNO (use))

gcc/dwarf2out.c

@@ -15476,7 +15476,7 @@ mem_loc_descriptor (rtx rtl, machine_mode mode,
 
 	  if (dwarf_strict && dwarf_version < 5)
 	    break;
-	  if (REGNO (rtl) > FIRST_PSEUDO_REGISTER)
+	  if (REGNO (rtl) >= FIRST_PSEUDO_REGISTER)
 	    break;
 	  type_die = base_type_for_mode (mode, SCALAR_INT_MODE_P (mode));
 	  if (type_die == NULL)

gcc/lra-constraints.c

@@ -5709,7 +5709,7 @@ spill_hard_reg_in_range (int regno, enum reg_class rclass, rtx_insn *from, rtx_i
       struct lra_insn_reg *reg;
       
       for (reg = id->regs; reg != NULL; reg = reg->next)
-	if (reg->regno <= FIRST_PSEUDO_REGISTER)
+	if (reg->regno < FIRST_PSEUDO_REGISTER)
 	  SET_HARD_REG_BIT (ignore, reg->regno);
       for (reg = static_id->hard_regs; reg != NULL; reg = reg->next)
 	SET_HARD_REG_BIT (ignore, reg->regno);

gcc/lra-remat.c

@@ -708,7 +708,7 @@ call_used_input_regno_present_p (rtx_insn *insn)
     for (reg = (iter == 0 ? id->regs : static_id->hard_regs);
 	 reg != NULL;
 	 reg = reg->next)
-      if (reg->type == OP_IN && reg->regno <= FIRST_PSEUDO_REGISTER
+      if (reg->type == OP_IN && reg->regno < FIRST_PSEUDO_REGISTER
 	  && TEST_HARD_REG_BIT (call_used_reg_set, reg->regno))
 	return true;
   return false;