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s390.c (print_operand_address): Replace assert with error message. 

2010-11-26  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* config/s390/s390.c (print_operand_address): Replace assert with
	error message.
	(print_operand): Replace assertions, gcc_unreachable and
	fatal_insn with error messages.

From-SVN: r167177
This commit is contained in:
Andreas Krebbel 2010-11-26 14:07:16 +00:00 committed by Andreas Krebbel
parent 1b2bb17149
commit 8395b41e9e
2 changed files with 67 additions and 19 deletions
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7
gcc/ChangeLog
View File

@ -1,3 +1,10 @@
2010-11-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* config/s390/s390.c (print_operand_address): Replace assert with
error message.
(print_operand): Replace assertions, gcc_unreachable and
fatal_insn with error messages.
2010-11-26 Richard Guenther <rguenther@suse.de>
PR tree-optimization/46665

79
gcc/config/s390/s390.c
View File

@ -5130,7 +5130,11 @@ print_operand_address (FILE *file, rtx addr)
if (s390_symref_operand_p (addr, NULL, NULL))
{
gcc_assert (TARGET_Z10);
if (!TARGET_Z10)
{
error ("symbolic memory references are only supported on z10 or later");
return;
}
output_addr_const (file, addr);
return;
}
@ -5197,7 +5201,7 @@ print_operand (FILE *file, rtx x, int code)
else if (GET_CODE (x) == GT)
fprintf (file, "h");
else
gcc_unreachable ();
error ("invalid comparison operator for 'E' output modifier");
return;
case 'J':
@ -5217,7 +5221,7 @@ print_operand (FILE *file, rtx x, int code)
assemble_name (file, get_some_local_dynamic_name ());
}
else
gcc_unreachable ();
error ("invalid reference for 'J' output modifier");
return;
case 'G':
@ -5229,11 +5233,21 @@ print_operand (FILE *file, rtx x, int code)
struct s390_address ad;
int ret;
gcc_assert (GET_CODE (x) == MEM);
if (!MEM_P (x))
{
error ("memory reference expected for 'O' output modifier");
return;
}
ret = s390_decompose_address (XEXP (x, 0), &ad);
gcc_assert (ret);
gcc_assert (!ad.base || REGNO_OK_FOR_BASE_P (REGNO (ad.base)));
gcc_assert (!ad.indx);
if (!ret
|| (ad.base && !REGNO_OK_FOR_BASE_P (REGNO (ad.base)))
|| ad.indx)
{
error ("invalid address for 'O' output modifier");
return;
}
if (ad.disp)
output_addr_const (file, ad.disp);
@ -5247,11 +5261,21 @@ print_operand (FILE *file, rtx x, int code)
struct s390_address ad;
int ret;
gcc_assert (GET_CODE (x) == MEM);
if (!MEM_P (x))
{
error ("memory reference expected for 'R' output modifier");
return;
}
ret = s390_decompose_address (XEXP (x, 0), &ad);
gcc_assert (ret);
gcc_assert (!ad.base || REGNO_OK_FOR_BASE_P (REGNO (ad.base)));
gcc_assert (!ad.indx);
if (!ret
|| (ad.base && !REGNO_OK_FOR_BASE_P (REGNO (ad.base)))
|| ad.indx)
{
error ("invalid address for 'R' output modifier");
return;
}
if (ad.base)
fprintf (file, "%s", reg_names[REGNO (ad.base)]);
@ -5265,11 +5289,20 @@ print_operand (FILE *file, rtx x, int code)
struct s390_address ad;
int ret;
gcc_assert (GET_CODE (x) == MEM);
if (!MEM_P (x))
{
error ("memory reference expected for 'S' output modifier");
return;
}
ret = s390_decompose_address (XEXP (x, 0), &ad);
gcc_assert (ret);
gcc_assert (!ad.base || REGNO_OK_FOR_BASE_P (REGNO (ad.base)));
gcc_assert (!ad.indx);
if (!ret
|| (ad.base && !REGNO_OK_FOR_BASE_P (REGNO (ad.base)))
|| ad.indx)
{
error ("invalid address for 'S' output modifier");
return;
}
if (ad.disp)
output_addr_const (file, ad.disp);
@ -5287,7 +5320,7 @@ print_operand (FILE *file, rtx x, int code)
else if (GET_CODE (x) == MEM)
x = change_address (x, VOIDmode, plus_constant (XEXP (x, 0), 4));
else
gcc_unreachable ();
error ("register or memory expression expected for 'N' output modifier");
break;
case 'M':
@ -5296,7 +5329,7 @@ print_operand (FILE *file, rtx x, int code)
else if (GET_CODE (x) == MEM)
x = change_address (x, VOIDmode, plus_constant (XEXP (x, 0), 8));
else
gcc_unreachable ();
error ("register or memory expression expected for 'M' output modifier");
break;
case 'Y':
@ -5357,11 +5390,19 @@ print_operand (FILE *file, rtx x, int code)
else if (code == 'h')
fprintf (file, HOST_WIDE_INT_PRINT_DEC, ((CONST_DOUBLE_LOW (x) & 0xffff) ^ 0x8000) - 0x8000);
else
gcc_unreachable ();
{
if (code == 0)
error ("invalid constant - try using an output modifier");
else
error ("invalid constant for output modifier '%c'", code);
}
break;
default:
fatal_insn ("UNKNOWN in print_operand !?", x);
if (code == 0)
error ("invalid expression - try using an output modifier");
else
error ("invalid expression for output modifier '%c'", code);
break;
}
}