mips.c (mips_legitimize_tls_address): Use gcc_unreachable.

* config/mips/mips.c (mips_legitimize_tls_address): Use
	gcc_unreachable.

	* config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
	* config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
	* config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.

	* config/sparc/sparc.h (enum reg_class): Reword comment to avoid
	'abort'.

From-SVN: r98782

gcc/ChangeLog

@@ -1,3 +1,15 @@
+2005-04-26  Nathan Sidwell  <nathan@codesourcery.com>
+
+	* config/mips.mips.c (mips_legitimize_tls_address): Use
+	gcc_unreachable.
+
+	* config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
+	* config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
+	* config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
+
+	* config/sparc/sparc.h (enum reg_class): Reword comment to avoid
+	'abort'.
+
 2005-04-26  Jeff Law  <law@redhat.com>
 
 	* tree-flow-inline.h (op_iter_next_must_and_may_def): New.
@@ -12,7 +24,8 @@
 
 2005-04-26  Andrew MacLeod  <amacleod@redhat.com>
 
-	* tree-cfg.c (bsi_replace): Delink immediate uses for the original stmt.
+	* tree-cfg.c (bsi_replace): Delink immediate uses for the original
+	stmt.
 
 2005-04-26  Kazu Hirata  <kazu@cs.umass.edu>
 

gcc/config/mips/mips.c

@@ -1698,7 +1698,7 @@ mips_legitimize_tls_address (rtx loc)
       break;
 
     default:
-      abort ();
+      gcc_unreachable ();
     }
 
   return dest;

gcc/config/mmix/crti.asm

@@ -91,7 +91,7 @@ Main	SETL	$255,32
 % Provide the first part of _init and _fini.  Save the return address on the
 % register stack.  We eventually ignore the return address of these
 % PUSHJ:s, so it doesn't matter that whether .init and .fini code calls
-% functions or where they store rJ.  We shouldn't get there, so abort
+% functions or where they store rJ.  We shouldn't get there, so die
 % (TRAP Halt) if that happens.
 
 	.section .init,"ax",@progbits

gcc/config/mmix/mmix.c

@@ -1302,11 +1302,10 @@ mmix_assemble_integer (rtx x, unsigned int size, int aligned_p)
 	return true;
 
       case 8:
-	if (GET_CODE (x) == CONST_DOUBLE)
-	  /* We don't get here anymore for CONST_DOUBLE, because DImode
-	     isn't expressed as CONST_DOUBLE, and DFmode is handled
-	     elsewhere.  */
-	  abort ();
+	/* We don't get here anymore for CONST_DOUBLE, because DImode
+	   isn't expressed as CONST_DOUBLE, and DFmode is handled
+	   elsewhere.  */
+	gcc_assert (GET_CODE (x) != CONST_DOUBLE);
 	assemble_integer_with_op ("\tOCTA\t", x);
 	return true;
       }

gcc/config/mmix/mmix.md

@@ -1216,7 +1216,7 @@ DIVU %1,%1,%2\;GET %0,:rR\;NEGU %2,0,%0\;CSNN %0,$255,%2")
 ;; the frame-pointer would be located).
 ;; In the nonlocal goto receiver, we unwind the register stack by a series
 ;; of "pop 0,0" until rO equals the saved value.  (If it goes lower, we
-;; should call abort.)
+;; should die with a trap.)
 (define_expand "nonlocal_goto_receiver"
   [(parallel [(unspec_volatile [(const_int 0)] 1)
 	      (clobber (scratch:DI))

gcc/config/sparc/sparc.h

@@ -1008,11 +1008,12 @@ extern int sparc_mode_class[];
    because reg_class_subunion[GENERAL_REGS][FP_REGS] will yield FP_REGS,
    because FP_REGS > GENERAL_REGS.
 
-   It is also important that one class contain all the general and all the
-   fp regs.  Otherwise when spilling a DFmode reg, it may be from EXTRA_FP_REGS
-   but find_reloads() may use class GENERAL_OR_FP_REGS. This will cause
-   allocate_reload_reg() to bypass it causing an abort because the compiler
-   thinks it doesn't have a spill reg when in fact it does.
+   It is also important that one class contain all the general and all
+   the fp regs.  Otherwise when spilling a DFmode reg, it may be from
+   EXTRA_FP_REGS but find_reloads() may use class
+   GENERAL_OR_FP_REGS. This will cause allocate_reload_reg() to die
+   because the compiler thinks it doesn't have a spill reg when in
+   fact it does.
 
    v9 also has 4 floating point condition code registers.  Since we don't
    have a class that is the union of FPCC_REGS with either of the others,