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Author SHA1 Message Date
Richard Kenner
1499e0a89f (convert_move, convert_to_mode): Strip off a SUBREG made for variables with promoted modes. 
(convert_move, convert_to_mode): Strip off a SUBREG made for variables with
promoted modes.
(store_expr): Store into variables with promoted modes by doing the
appropriate extension operation.
(expand_expr, case VAR_DECL): Generate SUBREGs for promoted objects.
(expand_expr, case SAVE_EXPR): Likewise for SAVE_EXPRs.
(expand_increment): Handle increment of promoted objects.

From-SVN: r2174
 1992-09-19 15:45:55 -04:00
Richard Kenner
601ce03b17 (PROMOTE_MODE): Provide default definition. 
From-SVN: r2173
 1992-09-19 15:44:58 -04:00
Richard Kenner
17c7332100 (DECL_MODE, DECL_RTL): Update comments. 
From-SVN: r2172
 1992-09-19 15:44:33 -04:00
Richard Kenner
07be3989ad (SUBREG_PROMOTED_{VAR,UNSIGNED}_P): New macros. 
From-SVN: r2171
 1992-09-19 15:44:05 -04:00
Richard Kenner
4d9d7d9d35 (reg_set_last): Allow old value to be a SUBREG. 
From-SVN: r2170
 1992-09-19 15:42:53 -04:00
Richard Kenner
95ac8e67bc (smax, smin, umax, umin): Add define_splits. 
From-SVN: r2169
 1992-09-19 15:42:00 -04:00
Richard Kenner
df3d94ed38 (print_operand, case 'h', 'H', 'w'): Minor cleanups. 
From-SVN: r2168
 1992-09-19 15:41:16 -04:00
Richard Kenner
ef457bda4a (PROMOTE_MODE): New macro. 
(BRANCH_COST): Increase from 2 to 3.

From-SVN: r2167
 1992-09-19 15:40:40 -04:00
Richard Kenner
2f62200546 ({load,store}_multiple): Use MATCH_PAR_DUP. 
From-SVN: r2166
 1992-09-19 15:38:28 -04:00
Richard Stallman
b6b19f41c6 (fold_convert): Avoid using conversion of unsigned 
to floating; offset value by hand to fit in signed type.

From-SVN: r2165
 1992-09-19 19:00:40 +00:00
Richard Stallman
91f9a6ede4 (find_reloads): Always use >= with FIRST_PSEUDO_REGISTER. 
From-SVN: r2164
 1992-09-19 18:53:18 +00:00
James Van Artsdalen
afc2c5a76f (sCOND patterns): Don't allow a MEM in the SET_DEST... 
(sCOND patterns): Don't allow a MEM in the SET_DEST, because these insns
can't have input reloads, and a MEM might need an input address reload.

From-SVN: r2163
 1992-09-19 11:55:33 +00:00
Richard Stallman
91594e4329 (subst_constants): Do substitute in address of MEM dest. 
From-SVN: r2162
 1992-09-19 05:33:47 +00:00
Charles Hannum
65701fd247 Fix typo in init_reload. 
From-SVN: r2161
 1992-09-19 04:52:22 +00:00
Richard Stallman
e8d76a395e (fold_rtx): For SUBREG, actually test subreg_lowpart_p in the code to handle narrowing subregs. 
(fold_rtx): For SUBREG, actually test subreg_lowpart_p in the
code to handle narrowing subregs.  And exclude binary ops like DIV
where truncating the args is not valid.

From-SVN: r2160
 1992-09-19 04:48:37 +00:00
Richard Stallman
f0c70ef08a (initializer_constant_valid_p): Warn about address arithmetic destined for a type that's too narrow. 
(initializer_constant_valid_p): Warn about address
arithmetic destined for a type that's too narrow.
New argument ENDTYPE.

From-SVN: r2159
 1992-09-19 04:47:57 +00:00
Richard Stallman
ad38743d79 (exit): Declare _exit as volatile. 
(__CTOR_LIST__, __DTOR_LIST__): Moved to separate member.

From-SVN: r2158
 1992-09-19 04:47:11 +00:00
Richard Stallman
7e41ffa25c (assign_parms): Set MEM_IN_STRUCT_P right in stack slots. 
From-SVN: r2157
 1992-09-19 04:46:22 +00:00
Richard Stallman
73bdfabc83 Don't look for *.h symlinks if the host doesn't have symlinks. 
From-SVN: r2156
 1992-09-19 04:43:29 +00:00
Roland McGrath
9846fee016 entered into RCS 
From-SVN: r2155
 1992-09-18 23:59:45 +00:00
Michael Meissner
2bba3a75c6 Allow calls to absolute addresses. 
From-SVN: r2154
 1992-09-18 21:33:31 +00:00
Tom Wood
a5cc4aa982 (load store patterns): Prepend loads and stores with %V and %v to track the type and address of the access. 
(load store patterns): Prepend loads and stores with %V
	and %v to track the type and address of the access.
(call_movstrsi_loop): Renamed from call_block_move_loop.
	Use call-value for the block move patterns.

From-SVN: r2153
 1992-09-18 10:46:32 +00:00
Tom Wood
1039fa4646 *** empty log message *** 
From-SVN: r2152
 1992-09-18 10:43:20 +00:00
Tom Wood
454e03485b (PERFERRED_DEBUGGING_TYPE): Compute based on m88k_version. 
(PERFERRED_DEBUGGING_TYPE): Compute based on
	m88k_version.
	(CPU_DEFAULT): Make it -m88000.

From-SVN: r2151
 1992-09-18 10:42:19 +00:00
Tom Wood
08e8857cbb (m88k_volatile_code): New variable. 
(print_operand): Track volatile memory references and output a
	serializing instruction before a load when necessary.
(m88k_version, m88k_version_0300): New variables.

From-SVN: r2150
 1992-09-18 10:41:10 +00:00
Richard Stallman
0380c535b1 (install-common-headers): Don't copy byteorder.h. 
From-SVN: r2149
 1992-09-18 05:09:55 +00:00
Richard Stallman
47068b86eb Don't include-next if _LIBC_LIMITS_H_ defined. 
From-SVN: r2148
 1992-09-17 21:28:44 +00:00
Richard Stallman
f46ffce4f8 (parse_escape): Diagnose '\x' with no digits. 
Diagnose integer overflow when parsing \x escapes.

From-SVN: r2147
 1992-09-17 21:11:17 +00:00
Richard Stallman
0e14ddbcfc Comment added. 
From-SVN: r2146
 1992-09-17 19:47:09 +00:00
Richard Stallman
f396d2783c (SIGNED_CHAR_SPEC): Use #if rather than ?... 
(SIGNED_CHAR_SPEC): Use #if rather than ?: to handle
setting the default SIGNED_CHAR_SPEC macro, since the 3.0 version
of the MIPS C compiler doesn't like ?: in initializers.

From-SVN: r2145
 1992-09-17 19:45:49 +00:00
Timothy Moore
b5ae93b42f Initial revision 
From-SVN: r2144
 1992-09-17 19:10:21 +00:00
Timothy Moore
3e5c2e141d (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, 
WCHAR_SIZE): Define for hpux.

From-SVN: r2143
 1992-09-17 19:09:02 +00:00
Timothy Moore
3d247e8521 (FUNCTION_ARG_ADVANCE, FUNCTION_ARG): Fix double integer argument alignment. 
(FUNCTION_ARG_ADVANCE, FUNCTION_ARG): Fix double integer
        argument alignment.
        (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_SIZE): Define.

From-SVN: r2142
 1992-09-17 19:08:30 +00:00
James Van Artsdalen
68daafd46e (print_operand): Don't abort if error: might have been a user asm. 
From-SVN: r2141
 1992-09-17 05:21:44 +00:00
James Van Artsdalen
442426450e (addsi3,ashlsi3): Handle the case where the stack pointer appears as an 
index reg.

From-SVN: r2140
 1992-09-17 05:20:26 +00:00
Richard Stallman
3292923dd1 (parse_number): Warn about '9' in octal constants. 
Commonize overflow detection for various radices.

From-SVN: r2139
 1992-09-17 02:46:36 +00:00
Torbjorn Granlund
58939c25bd (casesi): Use emit_jump_insn to emit casesi0 pattern. 
(xorsi3): Remove `r' from output template.
(movstrsi recognizer): Add `+' to operand 0 & 1 constraints.

From-SVN: r2138
 1992-09-16 23:36:52 +00:00
Michael Meissner
6f3c667fbe print correct number of half-pic ptrs/refs for -mstats 
From-SVN: r2137
 1992-09-16 19:59:37 +00:00
Michael Meissner
4debb28042 Do not fold constant comparisons 
From-SVN: r2136
 1992-09-16 18:52:31 +00:00
Richard Stallman
fcc415d459 (rest_of_decl_compilation): Call `dwarfout_file_scope_decl' immediately for... 
(rest_of_decl_compilation):  Call `dwarfout_file_scope_decl'
immediately for actual *definitions* of file-scope variables (and
file-scope typedefs too).

From-SVN: r2135
 1992-09-16 02:55:26 +00:00
Jim Wilson
04b5ab57e5 (EXINIT): Clear it to avoid problems with bad values. 
From-SVN: r2134
 1992-09-15 18:17:03 -07:00
Jim Wilson
3629f741df (print_node): Don't print blank line for null fields in a TREE_VEC. 
From-SVN: r2133
 1992-09-15 18:13:47 -07:00
Jim Wilson
7dcdbecbbc (macroexpand): Don't output another error message if have 
already output error message returned from macarg.

From-SVN: r2132
 1992-09-15 18:10:26 -07:00
Jim Wilson
c47851ddce (grokparms): Copy parm list if it isn't permanent, 
instead of copying it if temporary allocation has been turned off.

From-SVN: r2131
 1992-09-15 18:07:05 -07:00
Jim Wilson
61a6dd99fd (only_leaf_regs_used): Check for global_regs. 
From-SVN: r2130
 1992-09-15 18:03:48 -07:00
Jim Wilson
ff92a69118 (lang_identifier): Add limbo_value field for out of scope block level extern declarations. 
(lang_identifier): Add limbo_value field for out of
scope block level extern declarations.
(IDENTIFIER_LIMBO_VALUE): New define, to access that field.

From-SVN: r2129
 1992-09-15 17:55:38 -07:00
Jim Wilson
fd0b8fce4d (print_lang_identifier): Print value of limbo field. 
(pushdecl): Check an extern decl against both previous global and
previous limbo declarations.  For global declarations, clear limbo
value field.  For block level extern declarations, set limbo field
if zero.
(grokdeclarator): If this is a block level extern, then allocate
it on the permanent obstack, not the temporary obstack.

From-SVN: r2128
 1992-09-15 17:54:45 -07:00
Richard Stallman
5a9085c7dc (yylex): Integer constant is unsigned for purposes of 
int_fits_type_p so that it compares huge constants properly.

From-SVN: r2127
 1992-09-15 21:37:46 +00:00
Richard Stallman
dcffa15b6e (int_fits_type_p): Negative ints never fit unsigned 
types, and unsigned ints with top-bit-set never fit signed types.

From-SVN: r2126
 1992-09-15 21:37:22 +00:00
Michael Meissner
e837539976 Do cld before each string move/compare. 
From-SVN: r2125
 1992-09-15 18:44:07 +00:00