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authornathan <nathan@138bc75d-0d04-0410-961f-82ee72b054a4>2005-05-10 07:44:42 +0000
committernathan <nathan@138bc75d-0d04-0410-961f-82ee72b054a4>2005-05-10 07:44:42 +0000
commit73dcc01fae9d8e3b4cbb52701e5bbe6009150c58 (patch)
treedb2a286e2ba7a113f1e24b4202f00a8e023aade3 /gcc/config/stormy16
parent31292c565b0d9536f3ec8bcc8042ddac72696dc4 (diff)
downloadgcc-73dcc01fae9d8e3b4cbb52701e5bbe6009150c58.tar.gz
* 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. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@99505 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/config/stormy16')
-rw-r--r--gcc/config/stormy16/stormy16.c93
1 files changed, 38 insertions, 55 deletions
diff --git a/gcc/config/stormy16/stormy16.c b/gcc/config/stormy16/stormy16.c
index a804d1303a6..79d35def779 100644
--- a/gcc/config/stormy16/stormy16.c
+++ b/gcc/config/stormy16/stormy16.c
@@ -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;
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