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Author SHA1 Message Date
Jim Wilson
5dbc849954 (note_mem_written): Varying structure memory access with 
AND address can alias scalars.

From-SVN: r12417
 1996-07-08 16:33:15 -07:00
Jim Wilson
c4a18992ac (true_dependence, anti_dependence, output_dependence): 
Likewise.

From-SVN: r12416
 1996-07-08 16:19:51 -07:00
Jim Wilson
20fef67b3a (calc_live_regs): For pragma_interrupt case... 
(calc_live_regs): For pragma_interrupt case, exclude call
clobbered regs that are fixed, explicitly add MACH_REG and MACL_REG.

From-SVN: r12415
 1996-07-08 15:33:09 -07:00
Jim Wilson
2b4092f276 (expand_call): For assign_stack_temp call in PARALLEL case, 
get mode from type instead of using BLKmode.

From-SVN: r12414
 1996-07-08 15:16:35 -07:00
Jim Wilson
e71f7aa5b5 (aggregate_value_p): If hard_function_value returns 
a non-REG, then return 0.

From-SVN: r12413
 1996-07-08 15:11:03 -07:00
Jim Wilson
320aba9c08 (function_arg): Add explicit checks for FIELD_DECLs. 
(mips_function_value): Add explicit checks for FIELD_DECLs, and save
them in the array FIELDS.  When returning structure with 1 float field,
enclose it in a PARALLEL and set the PARALLEL mode correctly.

From-SVN: r12412
 1996-07-08 14:59:51 -07:00
Jim Wilson
f7a61b839f (function_arg): Add explicit checks for FIELD_DECLs. 
(mips_function_value): Add explicit checks for FIELD_DECLs, and save
them in the array FIELDS.  When returning structure with 1 float field,
enclose it in a PARALLEL and set the PARALLEL mode correctly.
* mips/mips.md (call_value): Call gen_call_value_multiple_internal0
only if there are multiple return values.  Strip the PARALLEL off
if there there is only one return value.

From-SVN: r12411
 1996-07-08 14:55:32 -07:00
Jeff Law
a1616dd9e8 * First cut at support for the H8/S. 
* h8300/h8300.c (h8300_init_once): Handle the H8/S (treat it
        like the H8/300H).
        (dosize, adds_subs_operand, one_insn_adds_subs_operand): Likewise.
        (output_adds_subs, const_costs, print_operand): Likewise.
        (output_simode_bld, h8300_adjust_insn_length): Likewise.
        (push_order, pop_order): Reverse.
        (function_prologue): Try to use ldm.l and stm.l insns
        on the H8/S.  Minor cleanups.
        (function_epilogue): Likewise.
        (asm_file_start): Emit ".h8300s" when compiling for the H8/S.
        * h8300/h8300.h (CPP_SPEC): Handle the H8/S.
        (TARGET_H8300S): New target.
        (TARGET_SWITCHES): Add "-ms" and "-mno-s".
        (BITS_PER_WORD): Handle the H8/S (treat it like the H8/300H).
        (UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY): Likewise.
        (BIGGEST_ALIGNMENT, BIGGEST_FIELD_ALIGNMENT): Likewise.
        (INITIALIZE_TRAMPOLINE, MOVE_MAX, Pmode): Likewise.
        * h8300/h8300.md: Handle H8/S just like H8/300H
        throughout the entire file.
        * h8300/t-h8300 (MULTILIB_OPTIONS): Build "-ms" libraries
        too.
        (MULTILIB_DIRNAMES): Put H8/S libraries in "h8300s" directory.
        * h8300/lib1funcs.asm: Emit ".h8300s" pseudo-op when generating
        h8300s object files.  Otherwise treat the H8/S just like the H8/300H.
        * ginclude/stdarg.h: Handle the H8/S.
        * ginclude/varargs.h: Likewise.

From-SVN: r12410
 1996-07-08 15:02:16 -06:00
Jeff Law
8343b898b9 stdarg.h: Handle the H8/S. 
* ginclude/stdarg.h: Handle the H8/S.
        * ginclude/varargs.h: Likewise.

From-SVN: r12409
 1996-07-08 14:29:33 -06:00
Doug Evans
5a41511952 sol2.h (LINK_SPEC): Don't pass `-z text' if -shared -mimpure-text. 
* sparc/sol2.h (LINK_SPEC): Don't pass `-z text' if
	-shared -mimpure-text.

From-SVN: r12408
 1996-07-08 18:50:35 +00:00
Torbjorn Granlund
f3f69b6800 (__udivsi3): Use faster tstw instead of btst. 
From-SVN: r12407
 1996-07-07 22:03:19 +00:00
Doug Evans
122a73f6ff Recognize rtems as an o/s. 
From-SVN: r12399
 1996-07-07 17:26:50 +00:00
Richard Kenner
8d8c9ba91b (get_inner_reference): Delete using alternate mode for bitfield; we 
don't make bitfields anymore if not needed.

From-SVN: r12398
 1996-07-04 11:44:14 -04:00
Mike Stump
4ae9b5f55b formatting tweaks 
From-SVN: r12393
 1996-07-03 23:05:19 +00:00
Richard Kenner
9c51dc9c34 (at SUNOS4_SHARED_LIBRARIES): Fix reference to unistd.h. 
From-SVN: r12392
 1996-07-03 18:23:08 -04:00
Richard Kenner
31837ce2fc (record_function_format): Define as static. 
From-SVN: r12391
 1996-07-03 18:21:37 -04:00
Mike Stump
0f41302f47 formatting tweaks 
From-SVN: r12390
 1996-07-03 22:07:53 +00:00
Richard Kenner
9753f11368 (default_conversion): Add bitfield promotions. 
From-SVN: r12389
 1996-07-03 17:34:57 -04:00
Richard Kenner
4689ad58a1 (default_compilers): Add null entries for languages we heard of. 
(main): If found one of those entries, say compiler not installed.

From-SVN: r12388
 1996-07-03 17:09:09 -04:00
Mike Stump
d6b0bb68f0 formatting tweaks 
From-SVN: r12387
 1996-07-03 18:43:21 +00:00
Mike Stump
ba0d6745bd iformat tweaks 
From-SVN: r12386
 1996-07-03 18:41:12 +00:00
Jeff Law
5af2c1f8d4 pa.c (fmpy_operands): Define. 
* pa.c (fmpy_operands): Define.
        (combinable_fmpy): New function.
        (combinable_fadd, combinable_fsub): Likewise.

From-SVN: r12385
 1996-07-03 11:19:19 -06:00
Jeff Law
e45539c0d5 pa.md (parallel_addb, [...]): New patterns. 
* pa.md (parallel_addb, parallel_movb): New patterns.
        (fmpyadd, fmpysub): New patterns.

From-SVN: r12384
 1996-07-03 11:13:54 -06:00
Jeff Law
d85ab9665c pa.c (fmpyaddoperands): Tighten checks. 
* pa.c (fmpyaddoperands): Tighten checks.  Allow SFmode.
        (fmpysuboperands): Similarly.

From-SVN: r12383
 1996-07-03 10:55:40 -06:00
Jeff Law
b109290138 pa.c (ireg_or_int5_operand): New function. 
* pa.c (ireg_or_int5_operand): New function.
        (output_parallel_movb, output_parallel_addb): Likewise.
        (combinable_copy, combinable_add, following_call): Likewise.
        (pa_adjust_insn_length): Handle parallel unconditional branches.
        (output_movb): Handle case were destination is %sar.
        * pa.h: Declare new functions.
        * pa.md (parallel_branch): New "type" attribute.
        (delay slot descriptions): Don't allow "parallel_branches" in
        delay slots.  Fill "parallel_branches" like "branch" insns.
        (movb patterns): Handle %sar as destination register.

From-SVN: r12382
 1996-07-02 23:34:40 -06:00
Jeff Law
5718612fc1 expr.c (compare): If function pointers need canonicalization before comparisons, canonicalize them. 
* expr.c (compare): If function pointers need canonicalization
        before comparisons, canonicalize them.
        (do_store_flag): Do not use an sCC insn for a function pointer
        comparison if function pointers need canonicalization before
        comparing.

From-SVN: r12381
 1996-07-02 16:59:02 -06:00
Michael Meissner
f95709dbc8 Make Linux target work 
From-SVN: r12380
 1996-07-02 21:58:04 +00:00
Michael Meissner
a7df97e69d Fix int<->floating point conversion routines 
From-SVN: r12379
 1996-06-29 11:28:52 +00:00
Richard Kenner
60725c7844 (convert_memory_address, case PLUS): Fix error in last change. 
From-SVN: r12378
 1996-06-29 05:44:27 -04:00
Jeff Law
100338dfc4 reload1.c (choose_reload_regs): Properly mark spill registers as in use for inherited reloads. 
* reload1.c (choose_reload_regs): Properly mark spill registers
        as in use for inherited reloads.

From-SVN: r12377
 1996-06-28 21:34:25 -06:00
Richard Kenner
49c8f4a40c (rotl): Remove extraneous `$'. 
From-SVN: r12376
 1996-06-28 19:12:29 -04:00
Richard Kenner
d5d5fa1824 (objc_thread_id): Use pthread_getunique_np to obtain a thread ID value. 
(objc_mutex_allocate): Cast mutex->owner to _objc_thread_t.
(objc_mutex_deallocate): Likewise.
(objc_mutex_unlock): Likewise.
(objc_mutex_trylock):  Declare thread_id as _objc_thread_t.
(objc_mutex_lock): Likewise.
(objc_mutex_unlock): Likewise.

From-SVN: r12375
 1996-06-28 18:50:43 -04:00
Richard Kenner
b05a8d8a6b (ifdef __alpha__): Don't declare `free'. 
From-SVN: r12374
 1996-06-28 18:50:18 -04:00
Richard Kenner
25a0074233 (asctoeg): `0.0eX' is zero, regardless of the exponent X. 
From-SVN: r12373
 1996-06-28 18:37:08 -04:00
Richard Kenner
241cea859c (previous_num_undos): Deleted variable. 
(MAX_UNDO): Deleted macro.
(struct undo): New field, next.
(struct undobuf): Deleted num_undos and undo.
New fields undos, frees, and previous_undos.
(SUBST, SUBST_INT): Rework to allocate memory and chain undo entries.
(combine_instructions): Initialize undobuf.{undos,previous_undos},
not undobuf.num_undo and previous_num_undos.
(try_combine): Likewise.
(undo_all, gen_rtx_combine): Rework to use new data structures.

From-SVN: r12372
 1996-06-28 18:32:45 -04:00
Richard Kenner
ad24823466 (__objc_block_forward): New function. 
(get_imp, objc_msg_lookup): Use different forwarding function
when the returning a floating point value.

From-SVN: r12371
 1996-06-28 16:48:18 -04:00
Richard Kenner
7f5648a54c Remove variables now in t-linux. 
From-SVN: r12370
 1996-06-28 16:25:18 -04:00
Richard Kenner
af014bc31e (BOOT_CFLAGS): Removed. 
From-SVN: r12369
 1996-06-28 16:24:34 -04:00
Richard Kenner
d1d7df4c04 (BOOT_CFLAGS): Removed, no longer necessary. 
(CRTSTUFF_T_CFLAGS): Don't define.
(CRTSTUFF_T_CFLAGS_S): Define this instead.

From-SVN: r12368
 1996-06-28 16:24:19 -04:00
Richard Kenner
2a64bb2f0d (Makefile): xmake_file and tmake_file now already contain the 
$(srcdir)/config prefix.

From-SVN: r12367
 1996-06-28 16:23:55 -04:00
Richard Kenner
8aeba62141 (LINK_SPEC): Bring emulation name into sync with Cygnus snapshot. 
From-SVN: r12366
 1996-06-28 15:39:44 -04:00
Richard Kenner
e80142a050 (FUNCTION_PROFILER): _mcount has non-standard linkage. 
From-SVN: r12365
 1996-06-28 15:39:03 -04:00
Richard Kenner
89b7c471e2 (alpha_emit_conditional_move): Emit correct code when incoming 
comparison code is NE.

From-SVN: r12364
 1996-06-28 15:05:55 -04:00
Richard Kenner
d7f21d631f (expand_builtin, case BUILTIN_MEMSET): Open code memset where val == 0. 
From-SVN: r12363
 1996-06-28 14:35:10 -04:00
Richard Kenner
b71e9de07c (init_decl_processing): Register __builtin_memset and memset as 
builtin functions.

From-SVN: r12362
 1996-06-28 14:32:39 -04:00
Richard Kenner
2d226eb101 (expand_mult_highpart): Use op1 not wide_op1 in expansion of 
mul_highpart.

From-SVN: r12361
 1996-06-28 14:24:24 -04:00
Richard Kenner
9e6c9f598a (movdi): Call alpha_emit_set_long_const. 
From-SVN: r12360
 1996-06-28 14:23:55 -04:00
Richard Kenner
803fee6995 ({MASK,TARGET}_BUILD_CONSTANTS): New macros. 
(TARGET_SWITCHES): New target option build-constants.

From-SVN: r12359
 1996-06-28 14:23:12 -04:00
Richard Kenner
97aea203f2 (alpha_emit_set_long_const): New function. 
From-SVN: r12358
 1996-06-28 14:22:43 -04:00
Richard Kenner
d0f8fcea26 (init_dummy): Only i386-linux (at most) needs ___brk_addr hack. 
From-SVN: r12357
 1996-06-28 14:08:53 -04:00