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stormy16.c (xstormy16_emit_cbranch): Use gcc_assert and gcc_unreachable as appropriate.

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* config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
	gcc_assert and gcc_unreachable as appropriate.
	(xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
	xstormy16_output_cbranch_si, xstormy16_split_move,
	xstormy16_initial_elimination_offset,
	xstormy16_encode_section_info, xstormy16_print_operand_address,
	xstormy16_expand_call, xstormy16_expand_arith,
	xstormy16_output_shift, xstormy16_init_builtins): Likewise.

From-SVN: r99505
This commit is contained in:
Nathan Sidwell 2005-05-10 07:44:42 +00:00 committed by Nathan Sidwell
parent 9d9165ef48
commit 4718bfd8f6
2 changed files with 49 additions and 55 deletions
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11
gcc/ChangeLog
View File

@ -1,3 +1,14 @@
2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
* config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
gcc_assert and gcc_unreachable as appropriate.
(xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
xstormy16_output_cbranch_si, xstormy16_split_move,
xstormy16_initial_elimination_offset,
xstormy16_encode_section_info, xstormy16_print_operand_address,
xstormy16_expand_call, xstormy16_expand_arith,
xstormy16_output_shift, xstormy16_init_builtins): Likewise.
2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
* tree-outof-ssa.c (_elim_graph): Change the type of nodes and

93
gcc/config/stormy16/stormy16.c
View File

@ -146,8 +146,7 @@ xstormy16_emit_cbranch (enum rtx_code code, rtx loc)
enum machine_mode mode;
mode = GET_MODE (op0);
if (mode != HImode && mode != SImode)
abort ();
gcc_assert (mode == HImode || mode == SImode);
if (mode == SImode
&& (code == GT || code == LE || code == GTU || code == LEU))
@ -250,8 +249,7 @@ xstormy16_split_cbranch (enum machine_mode mode, rtx label, rtx comparison,
seq = get_insns ();
end_sequence ();
if (! INSN_P (seq))
abort ();
gcc_assert (INSN_P (seq));
last_insn = seq;
while (NEXT_INSN (last_insn) != NULL_RTX)
@ -324,7 +322,7 @@ xstormy16_output_cbranch_hi (rtx op, const char *label, int reversed, rtx insn)
case LEU: ccode = "ls"; break;
default:
abort ();
gcc_unreachable ();
}
if (need_longbranch)
@ -374,7 +372,7 @@ xstormy16_output_cbranch_si (rtx op, const char *label, int reversed, rtx insn)
/* The missing codes above should never be generated. */
default:
abort ();
gcc_unreachable ();
}
switch (code)
@ -383,8 +381,7 @@ xstormy16_output_cbranch_si (rtx op, const char *label, int reversed, rtx insn)
{
int regnum;
if (GET_CODE (XEXP (op, 0)) != REG)
abort ();
gcc_assert (GET_CODE (XEXP (op, 0)) == REG);
regnum = REGNO (XEXP (op, 0));
sprintf (prevop, "or %s,%s", reg_names[regnum], reg_names[regnum+1]);
@ -396,7 +393,7 @@ xstormy16_output_cbranch_si (rtx op, const char *label, int reversed, rtx insn)
break;
default:
abort ();
gcc_unreachable ();
}
if (need_longbranch)
@ -799,21 +796,16 @@ xstormy16_split_move (enum machine_mode mode, rtx dest, rtx src)
rtx auto_inc_reg_rtx = NULL_RTX;
/* Check initial conditions. */
if (! reload_completed
|| mode == QImode || mode == HImode
|| ! nonimmediate_operand (dest, mode)
|| ! general_operand (src, mode))
abort ();
gcc_assert (reload_completed
&& mode != QImode && mode != HImode
&& nonimmediate_operand (dest, mode)
&& general_operand (src, mode));
/* This case is not supported below, and shouldn't be generated. */
if (GET_CODE (dest) == MEM
&& GET_CODE (src) == MEM)
abort ();
gcc_assert (GET_CODE (dest) != MEM || GET_CODE (src) != MEM);
/* This case is very very bad after reload, so trap it now. */
if (GET_CODE (dest) == SUBREG
|| GET_CODE (src) == SUBREG)
abort ();
gcc_assert (GET_CODE (dest) != SUBREG && GET_CODE (src) != SUBREG);
/* The general idea is to copy by words, offsetting the source and
destination. Normally the least-significant word will be copied
@ -870,12 +862,12 @@ xstormy16_split_move (enum machine_mode mode, rtx dest, rtx src)
&& reg_overlap_mentioned_p (dest, src))
{
int regno;
if (GET_CODE (dest) != REG)
abort ();
gcc_assert (GET_CODE (dest) == REG);
regno = REGNO (dest);
if (! refers_to_regno_p (regno, regno + num_words, mem_operand, 0))
abort ();
gcc_assert (refers_to_regno_p (regno, regno + num_words,
mem_operand, 0));
if (refers_to_regno_p (regno, regno + 1, mem_operand, 0))
direction = -1;
@ -887,7 +879,7 @@ xstormy16_split_move (enum machine_mode mode, rtx dest, rtx src)
(set (reg:DI r0) (mem:DI (reg:HI r1)))
which we'd need to support by doing the set of the second word
last. */
abort ();
gcc_unreachable ();
}
end = direction < 0 ? -1 : num_words;
@ -910,9 +902,8 @@ xstormy16_split_move (enum machine_mode mode, rtx dest, rtx src)
MEM_VOLATILE_P (w_dest) = 1;
/* The simplify_subreg calls must always be able to simplify. */
if (GET_CODE (w_src) == SUBREG
|| GET_CODE (w_dest) == SUBREG)
abort ();
gcc_assert (GET_CODE (w_src) != SUBREG
&& GET_CODE (w_dest) != SUBREG);
insn = emit_insn (gen_rtx_SET (VOIDmode, w_dest, w_src));
if (auto_inc_reg_rtx)
@ -1075,7 +1066,7 @@ xstormy16_initial_elimination_offset (int from, int to)
else if (from == ARG_POINTER_REGNUM && to == STACK_POINTER_REGNUM)
result = -(layout.sp_minus_fp + layout.fp_minus_ap);
else
abort ();
gcc_unreachable ();
return result;
}
@ -1656,25 +1647,22 @@ xstormy16_encode_section_info (tree decl,
rtl = r;
rtlname = XEXP (rtl, 0);
if (GET_CODE (rtlname) == SYMBOL_REF)
oldname = XSTR (rtlname, 0);
else if (GET_CODE (rtlname) == MEM
&& GET_CODE (XEXP (rtlname, 0)) == SYMBOL_REF)
oldname = XSTR (XEXP (rtlname, 0), 0);
else
abort ();
if (GET_CODE (rtlname) == MEM)
rtlname = XEXP (rtlname, 0);
gcc_assert (GET_CODE (rtlname) == SYMBOL_REF);
oldname = XSTR (rtlname, 0);
if (DECL_INITIAL (decl))
{
newsection = ".data_below100";
DECL_SECTION_NAME (decl) = build_string (strlen (newsection), newsection);
DECL_SECTION_NAME (decl) = build_string (strlen (newsection),
newsection);
}
newname = alloca (strlen (oldname) + 4);
sprintf (newname, "@b.%s", oldname);
idp = get_identifier (newname);
XEXP (rtl, 0) =
gen_rtx_SYMBOL_REF (Pmode, IDENTIFIER_POINTER (idp));
XEXP (rtl, 0) = gen_rtx_SYMBOL_REF (Pmode, IDENTIFIER_POINTER (idp));
}
}
@ -1769,8 +1757,7 @@ xstormy16_print_operand_address (FILE *file, rtx address)
if (GET_CODE (address) == PLUS)
{
if (GET_CODE (XEXP (address, 1)) != CONST_INT)
abort ();
gcc_assert (GET_CODE (XEXP (address, 1)) == CONST_INT);
offset = INTVAL (XEXP (address, 1));
address = XEXP (address, 0);
}
@ -1782,8 +1769,7 @@ xstormy16_print_operand_address (FILE *file, rtx address)
if (pre_dec || post_inc)
address = XEXP (address, 0);
if (GET_CODE (address) != REG)
abort ();
gcc_assert (GET_CODE (address) == REG);
fputc ('(', file);
if (pre_dec)
@ -1997,8 +1983,7 @@ xstormy16_expand_call (rtx retval, rtx dest, rtx counter)
rtx call, temp;
enum machine_mode mode;
if (GET_CODE (dest) != MEM)
abort ();
gcc_assert (GET_CODE (dest) == MEM);
dest = XEXP (dest, 0);
if (! CONSTANT_P (dest)
@ -2120,7 +2105,7 @@ xstormy16_expand_arith (enum machine_mode mode, enum rtx_code code,
break;
default:
abort ();
gcc_unreachable ();
}
firstloop = 0;
@ -2147,10 +2132,8 @@ xstormy16_output_shift (enum machine_mode mode, enum rtx_code code,
const char *r0, *r1, *rt;
static char r[64];
if (GET_CODE (size_r) != CONST_INT
|| GET_CODE (x) != REG
|| mode != SImode)
abort ();
gcc_assert (GET_CODE (size_r) == CONST_INT
&& GET_CODE (x) == REG && mode == SImode);
size = INTVAL (size_r) & (GET_MODE_BITSIZE (mode) - 1);
if (size == 0)
@ -2174,7 +2157,7 @@ xstormy16_output_shift (enum machine_mode mode, enum rtx_code code,
sprintf (r, "shr %s,#1 | rrc %s,#1", r1, r0);
break;
default:
abort ();
gcc_unreachable ();
}
return r;
}
@ -2194,7 +2177,7 @@ xstormy16_output_shift (enum machine_mode mode, enum rtx_code code,
sprintf (r, "mov %s,%s | mov %s,#0", r0, r1, r1);
break;
default:
abort ();
gcc_unreachable ();
}
return r;
}
@ -2215,7 +2198,7 @@ xstormy16_output_shift (enum machine_mode mode, enum rtx_code code,
r0, r1, r1, r0, (int) size - 16);
break;
default:
abort ();
gcc_unreachable ();
}
return r;
}
@ -2244,7 +2227,7 @@ xstormy16_output_shift (enum machine_mode mode, enum rtx_code code,
r0, rt);
break;
default:
abort ();
gcc_unreachable ();
}
return r;
}
@ -2366,7 +2349,7 @@ xstormy16_init_builtins (void)
case 'S': arg = short_unsigned_type_node; break;
case 'l': arg = long_integer_type_node; break;
case 'L': arg = long_unsigned_type_node; break;
default: abort();
default: gcc_unreachable ();
}
if (a == 0)
ret_type = arg;