Commit Graph

284 Commits

Author SHA1 Message Date
Alan Modra c6b97fac18 expr.c (move_block_from_reg): Remove "size" parm.
* expr.c (move_block_from_reg): Remove "size" parm.  Localize vars.
	Move code handling pieces not larger than a word to..
	* function.c (assign_parms): ..here, but use change_address instead
	of adjust_address and operand_subword, and expand_binop instead of
	expand_shift.  Adjust calls to move_block_from_reg.
	* expr.h (move_block_from_reg): Update declaration.
	(copy_blkmode_from_reg): Formatting.
	* Makefile.in (function.o): Add $(OPTABS_H) to deps.
	* config/alpha/alpha.c (alpha_setup_incoming_varargs): Adjust
	move_block_from_reg calls.
	* config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
	* config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
	* config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
	* config/m88k/m88k.c (m88k_builtin_saveregsk): Likewise.
	* config/mips/mips.c (mips_setup_incoming_varargs): Likewise.
	* config/pa/pa.c (hppa_builtin_saveregs): Likewise.
	* config/romp/romp.h (SETUP_INCOMING_VARARGS): Likewise.
	* config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
	* config/sh/sh.c (sh_builtin_saveregs): Likewise.

From-SVN: r66623
2003-05-09 16:07:25 +09:30
J"orn Rennecke ddf8ec7e57 sh.c (gen_block_redirect, [...]): Use CODE_FOR_jump_compact instead of CODE_FOR_jump
* sh.c (gen_block_redirect, split_branches): Use CODE_FOR_jump_compact
	instead of CODE_FOR_jump

From-SVN: r66611
2003-05-08 20:36:55 +01:00
Richard Henderson 675ff4c764 sh.c (gen_datalabel_ref): Don't add SH_DATALABEL_ENCODING.
* config/sh/sh.c (gen_datalabel_ref): Don't add SH_DATALABEL_ENCODING.
        (tls_symbolic_operand): Use SYMBOL_REF_TLS_MODEL.
        (legitimize_pic_address): Use SYMBOL_REF_LOCAL_P.
        (sh_encode_section_info): Remove.
        (sh_strip_name_encoding): Remove.
        * config/sh/sh.h (SH_DATALABEL_ENCODING): Remove.
        (DATALABEL_SYMNAME_P, STRIP_DATALABEL_ENCODING): Remove.
        (SH_TLS_ENCODING, TLS_SYMNAME_P, STRIP_TLS_ENCODING): Remove.
        (ASM_OUTPUT_LABELREF): Remove.
        (ASM_OUTPUT_SYMBOL_REF): Use SYMBOL_REF_FUNCTION_P.
        * config/sh/sh.md (*): Use SYMBOL_REF_LOCAL_P.

From-SVN: r65735
2003-04-17 03:24:59 -07:00
J"orn Rennecke 9959c8c7df re PR target/9594 ([sh4-elf] Assembler complains pcrel too far.)
PR target/9594:
	* sh.c (barrier_align): Also recognize stuff_delay_slot as
	an indicator that a barrier was created by branch splitting.

From-SVN: r65652
2003-04-15 19:30:40 +01:00
J"orn Rennecke ac55736a0a sh.h (NORMAL_MODE): If interrupt handler and TARGET_FMOVD, this is FP_MODE_DOUBLE .
* sh.h (NORMAL_MODE): If interrupt handler and TARGET_FMOVD,
	this is FP_MODE_DOUBLE .
	* sh.c (ra.h): #include.
	(push_regs): Add second parameter.  Changed all callers.
	If necessary, set fpscr before saving floating point registers.
	(calc_live_regs): If interrupt handler and TARGET_FMOVD, always
	do saves / restores with SZ == 1.
	(sh_expand_prologue): If interrupt handler, don't use gen_toggle_sz.
	(sh_expand_epilogue): Likewise.  For TARGET_FMOVD, if floating point
	registers are being restored, restore FPSCR only after restoring them.

From-SVN: r65379
2003-04-08 18:31:24 +01:00
J"orn Rennecke 490dbac747 sh.c (push_regs, [...]): Return int.
* sh.c (push_regs, calc_live_regs): Return int.  Take single
	HARD_REG_SET * parameter.  Changed all callers.

From-SVN: r65373
2003-04-08 14:16:03 +01:00
J"orn Rennecke 5d80621758 sh.h (ACTUAL_NORMAL_MODE): New macro, broken out of (NORMAL_MODE).
* sh.h (ACTUAL_NORMAL_MODE): New macro, broken out of
	(NORMAL_MODE).
	* sh.c (fpscr_set_from_mem): Use ACTUAL_NORMAL_MODE.

From-SVN: r65241
2003-04-04 16:01:15 +01:00
J"orn Rennecke 70aadfcca2 sh.c (sh_function_ok_for_sibcall): Return 0 if the current function is an interrupt handler.
* sh.c (sh_function_ok_for_sibcall): Return 0 if the current
	function is an interrupt handler.

From-SVN: r65204
2003-04-03 18:01:34 +01:00
J"orn Rennecke 8d3b095348 * Avoid clash of temp register for restoring target registers
with EH_RETURN_STACKADJ_RTX; use multiple registers in round-robin
	fashion.

From-SVN: r65202
2003-04-03 17:21:48 +01:00
J"orn Rennecke 1aa03f3810 sh.c: Include basic-block.h.
* sh.c: Include basic-block.h.
	(sh_output_mi_thunk, emit_load_ptr): New functions.
	(TARGET_ASM_OUTPUT_MI_THUNK, TARGET_ASM_CAN_OUTPUT_MI_THUNK): Redefine.

From-SVN: r64248
2003-03-12 16:33:20 +00:00
J"orn Rennecke 10f4f63540 sh.h (OVERRIDE_OPTIONS): Set default values for align_loops and align_jumps if not set.
* sh.h (OVERRIDE_OPTIONS): Set default values for align_loops
	and align_jumps if not set.
	Force align_jumps to be at least 2.
	When relaxing, force align_functions to be at least the maximum of
	align_loops, align_jumps and 4.
	* sh.c (find_barrier, barrier_align): Honour align_jumps_log.
	(sh_loop_align): Honour align_loops_log.

	* sh.md (length attribute): Use prev_nonnote_insn instead of PREV_INSN
	to check for indirect_jump_scratch.
	(indirect_jump_scratch): Add second set.
	* sh.c (output_far_jump): Use prev_nonnote_insn instead of PREV_INSN
	when looking for indirect_jump_scratch.
	Extract scratch register taking new structure of indirect_jump_scratch
	into account.
	(gen_block_redirect): Set INSN_SCOPE for indirect_jump_scratch.

From-SVN: r63728
2003-03-03 19:50:38 +00:00
Kaz Kojima 463f02cd03 sh.c (TARGET_HAVE_TLS): Conditionally define.
* config/sh/sh.c (TARGET_HAVE_TLS): Conditionally define.
	(prepare_move_operands): Handle TLS operands.
	(tls_symbolic_operand): New.
	(nonpic_symbol_mentioned_p): Handle TLS UNSPECs.
	(legitimize_pic_address): Do nothing for the TLS symbol.
	(sh_encode_section_info): Handle TLS case.
	(sh_strip_name_encoding): Drop TLS encoding.
	* config/sh/sh-protos.h (tls_symbolic_operand): Add prototype.
	* config/sh/sh.h (SH_TLS_ENCODING): Define.
	(TLS_SYMNAME_P, STRIP_TLS_ENCODING): Likewise.
	(ASM_OUTPUT_LABELREF): Drop TLS encoding.
	(OUTPUT_ADDR_CONST_EXTRA): Handle TLS UNSPECs.
	* config/sh/sh.md: Define TLS UNSPEC constants.
	(type): Add tls_load.
	("tls_global_dynamic", "tls_local_dynamic"): New insns.
	("sym2DTPOFF", "symDTPOFF2reg", "sym2GOTTPOFF"): New expanders.
	("tls_initial_exec"): New insn.
	("sym2TPOFF", "symTPOFF2reg"): New expanders.
	("load_gbr"): New insn.

	* configure.in (HAVE_AS_TLS): Add sh-*-* and sh[34]*-*-* cases.
        * configure: Regenerate.

From-SVN: r63353
2003-02-24 02:44:02 +00:00
J"orn Rennecke a93d1ba239 sh.h (OVERRIDE_OPTIONS): Fix code that clears 'e' register class.
* sh.h (OVERRIDE_OPTIONS): Fix code that clears 'e' register class.

	* sh.md (binary_sf_op): Use extra constant operand instead of
	negating constant operand 4.
	* sh.c (sh_expand_binop_v2sf): Supply it.

From-SVN: r63243
2003-02-21 20:51:33 +00:00
Kaz Kojima 9f3a9a0809 sh.c (unspec_caller_rtx_p): New.
* config/sh/sh.c (unspec_caller_rtx_p): New.
	(sh_cannot_copy_insn_p): New.
        (TARGET_CANNOT_COPY_INSN_P): New.

From-SVN: r63084
2003-02-19 02:15:04 +00:00
J"orn Rennecke 29db2a1e1c sh.c (calc_live_regs): Also check GET_CODE when checking if initial value for PR_REG is still the...
* sh.c (calc_live_regs): Also check GET_CODE when checking if initial value
	for PR_REG is still the PR_REG register.

From-SVN: r63064
2003-02-18 20:20:11 +00:00
Jan Hubicka b0c42aed31 loop.c (emit_prefetch_instructions): Do conversion at right place in RTL chain.
* loop.c (emit_prefetch_instructions):  Do conversion at right place in
	RTL chain.

	* combine.c (simplify_set): Reverse order of ragumetns to
	REG_CANNOT_CHANGE_MODE_P
	* df.c (df_def_record_1): Likewise.
	* recog.c (register_operand): Likewise.
	* simplify-rtx.c (simplify_subreg): Likewise.
	* hard-reg-set.h (REG_CANNOT_CHANGE_MODE_P): Update use of
	CANNOT_CHANGE_MODE_CLASS.
	* regclass.c (cannot_change_mode_set_regs, invalid_mode_change_p):
	Likewise.
	* reload.c (push_reload): Likewise.
	* alpha.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
	* ia64.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
	* mips.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
	* mips-protos.h (mips_cannot_change_mode_class): Update prototype.
	* mips.c (mips_cannot_change_mode_class): Update.
	* pa64-regs.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
	* rs6000.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
	* s390.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
	* sh.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
	* sh-protos.h (sh_cannot_change_mode_class): Update prototype.
	* sh.c (sh_cannot_change_mode_class): Update.
	* i386.h (CANNOT_CHANGE_MODE_CLASS): New.
	* tm.texi (CANNOT_CHANGE_MODE_CLASS): Update documentation.

From-SVN: r62212
2003-01-31 23:34:17 +00:00
Kazu Hirata 825db093df lib1funcs.asm: Fix comment typos.
* config/sh/lib1funcs.asm: Fix comment typos.
	* config/sh/linux.h: Likewise.
	* config/sh/sh.c: Likewise.
	* config/sh/sh.md: Likewise.

From-SVN: r62129
2003-01-30 06:17:33 +00:00
Richard Henderson dcefdf6717 target.h (targetm.address_cost): New.
* target.h (targetm.address_cost): New.
	* target-def.h (TARGET_ADDRESS_COST): New.
	(TARGET_RTX_COSTS): Uncomment.  Oops.
	* cse.c (address_cost): Use new target hook.
	(default_address_cost): New.
	* output.h (default_address_cost): Declare.
	* hooks.c (hook_int_rtx_0): New.
	* hooks.h (hook_int_rtx_0): Declare.
	* loop.c (combine_givs_p): Remove if 0 code.
	* system.h (ADDRESS_COST): Poison.

	* config/alpha/alpha.c, config/alpha/alpha.h, config/d30v/d30v.c,
	config/d30v/d30v.h, config/ia64/ia64.c, config/ia64/ia64.h,
	config/m32r/m32r.c, config/m32r/m32r.h, config/mcore/mcore.c,
	config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.h,
	config/rs6000/rs6000.c, config/rs6000/rs6000.h, config/sparc/sparc.c,
	config/sparc/sparc.h, config/v850/v850.c, config/v850/v850.h,
	config/xtensa/xtensa.c, config/xtensa/xtensa.h
	(TARGET_ADDRESS_COST): Define as hook_int_rtx_0.
	(ADDRESS_COST): Remove.

	* config/arc/arc-protos.h, config/arc/arc.c, config/arc/arc.h,
	config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
	config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
	config/dsp16xx/dsp16xx-protos.h, config/dsp16xx/dsp16xx.c,
	config/dsp16xx/dsp16xx.h, config/i386/i386-protos.h,
	config/i386/i386.c, config/i386/i386.h, config/i960/i960-protos.h,
	config/i960/i960.c, config/i960/i960.h, config/ip2k/ip2k-protos.h,
	config/ip2k/ip2k.c, config/ip2k/ip2k.h, config/mips/mips-protos.h,
	config/mips/mips.c, config/mips/mips.h,
	config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
	config/m68hc11/m68hc11.h, config/ns32k/ns32k-protos.h,
	config/ns32k/ns32k.c, config/ns32k/ns32k.h, config/pa/pa-protos.h,
	config/pa/pa.c, config/pa/pa.h, config/s390/s390-protos.h,
	config/s390/s390.c, config/s390/s390.h, config/vax/vax-protos.h,
	config/vax/vax.c, config/vax/vax.h
	(foo_address_cost): Make static.
	(TARGET_ADDRESS_COST): New.
	(ADDRESS_COST): Remove.

	* config/arm/arm.h, config/arm/arm.c, config/m88k/m88k.h,
	config/m88k/m88k.c, config/romp/romp.h, config/romp/romp.c,
	config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
	config/stormy16/stormy16.h
	(ADDRESS_COST): Move code ...
	(foo_address_cost): ... here.
	(TARGET_ADDRESS_COST): New.

	* config/m32r/m32r.c (m32r_address_cost): Remove.
	* config/m32r/m32r-protos.h: Update.

	* config/mmix/mmix.c (mmix_address_cost): Remove.
	* config/mmix/mmix-protos.h: Update.

	* config/mn10300/mn10300.c (mn10300_address_cost_1): Rename from
	mn10300_address_cost; move unsig allocation ...
	(mn10300_address_cost): ... here.
	(TARGET_ADDRESS_COST): New.
	* config/mn10300/mn10300-protos.h: Update.
	* config/mn10300/mn10300.h (ADDRESS_COST): Remove.

From-SVN: r61988
2003-01-28 10:08:56 -08:00
Richard Henderson 3c50106f69 Makefile.in (cse.o): Depend on TARGET_H.
* Makefile.in (cse.o): Depend on TARGET_H.
	* cse.c (rtx_cost): Use targetm.rtx_costs.
	* system.h (CONST_COSTS RTX_COSTS DEFAULT_RTX_COSTS): Poison.
	* doc/tm.texi: Update.

	* target.h (targetm.rtx_costs): New.
	* target-def.h (TARGET_RTX_COSTS): New.
	* hooks.c (hook_bool_rtx_int_int_intp_false): New.
	* hooks.h: Update.

	* config/alpha/alpha.c (alpha_rtx_cost_data): New.
	(alpha_rtx_costs, TARGET_RTX_COSTS): New.
	* config/alpha/alpha.h (PROCESSOR_MAX): New.
	(CONST_COSTS, RTX_COSTS): Remove.

	* config/arc/arc.c, config/arc/arc.h, config/c4x/c4x.c,
	config/c4x/c4x.h, config/cris/cris.c, config/cris/cris.h,
	config/d30v/d30v.c, config/d30v/d30v.h, config/dsp16xx/dsp16xx.c,
	config/dsp16xx/dsp16xx.h, config/frv/frv.c, config/frv/frv.h,
	config/h8300/h8300.c, config/h8300/h8300.h, config/i370/i370.c,
	config/i370/i370.h, config/i386/i386.c, config/i386/i386.h,
	config/i960/i960.c, config/i960/i960.h, config/ia64/ia64.c,
	config/ia64/ia64.h, config/m32r/m32r.c, config/m32r/m32r.h,
	config/m68k/m68k.c, config/m68k/m68k.h, config/m88k/m88k.c,
	config/m88k/m88k.h, config/mcore/mcore.c, config/mcore/mcore.h,
	config/mips/mips.c, config/mips/mips.h, config/mn10200/mn10200.c,
	config/mn10200/mn10200.h, config/mn10300/mn10300.c,
	config/mn10300/mn10300.h, config/ns32k/ns32k.c, config/ns32k/ns32k.h,
	config/pa/pa.c, config/pa/pa.h, config/pdp11/pdp11.c,
	config/pdp11/pdp11.h, config/romp/romp.c, config/romp/romp.h,
	config/rs6000/rs6000.c, config/rs6000/rs6000.h, config/s390/s390.c,
	config/s390/s390.h, config/sh/sh.c, config/sh/sh.h,
	config/stormy16/stormy16.c, config/stormy16/stormy16.h,
	config/v850/v850.c, config/v850/v850.h,
	config/xtensa/xtensa.c, config/xtensa/xtensa.h
	(CONST_COSTS, RTX_COSTS): Move code ...
	(foo_rtx_costs, TARGET_RTX_COSTS): ... here.

	* config/arm/arm.c (arm_rtx_costs_1): Rename from arm_rtx_costs.
	(arm_rtx_costs, TARGET_RTX_COSTS): New.
	* config/arm/arm-protos.h: Update.
	* config/arm/arm.h (DEFAULT_RTX_COSTS): Remove.

	* config/avr/avr.h (CONST_COSTS): Move code ...
	* config/avr/avr.c (avr_rtx_costs): ... here.
	(default_rtx_costs): Make static.
	* config/avr/avr-protos.h: Update.

	* config/h8300/h8300.c (const_costs): Make static.
	(h8300_and_costs, h8300_shift_costs): Likewise.
	* config/h8300/h8300-protos.h: Update.

	* config/ip2k/ip2k.h (DEFAULT_RTX_COSTS): Remove.
	(CONST_COSTS): Move code ...
	* config/ip2k/ip2k.c (ip2k_rtx_costs): ... here.  Rename from
	default_rtx_costs; update for signature change.
	* config/ip2k/ip2k-protos.h: Update.

	* config/m68hc11/m68hc11.h (RTX_COSTS): Remove.
	(CONST_COSTS): Move code ...
	* config/m68hc11/m68hc11.c (m68hc11_rtx_costs): ... here.
	(TARGET_RTX_COSTS): New.
	(m68hc11_rtx_costs_1): Rename from m68hc11_rtx_costs; make static.
	* config/m68hc11/m68hc11-protos.h: Update.

	* config/m68k/m68k.c (const_int_cost): Make static.
	* config/m68k/m68k-protos.h: Update.

	* config/mcore/mcore.c (mcore_const_costs): Make static.
	(mcore_and_cost, mcore_ior_cost): Likewise.
	* config/mcore/mcore-protos.h: Update.

	* config/mmix/mmix.c (mmix_rtx_costs, TARGET_RTX_COSTS): New.
	(mmix_rtx_cost_recalculated): Remove.
	* config/mmix/mmix.h (DEFAULT_RTX_COSTS): Remove.
	* config/mmix/mmix-protos.h: Update.

	* config/sh/sh.c (shiftcosts): Make static.
	(addsubcosts, andcosts, multcosts): Likewise.
	* config/sh/sh-protos.h: Update.

	* config/sparc/sparc.c (TARGET_RTX_COSTS): New.
	(sparc_rtx_costs): Make static; update for change in signature.
	* config/sparc/sparc.h (RTX_COSTS_CASES, RTX_COSTS): Remove.
	* config/sparc/sparc-protos.h: Update.

	* config/v850/v850.c (const_costs): Make static.
	* config/v850/v850-protos.h: Update.

	* config/vax/vax.h (RTX_COSTS): Remove.
	(CONST_COSTS): Move code ...
	* config/vax/vax.c (vax_rtx_costs_1): ... here; rename
	from vax_rtx_cost.
	(vax_rtx_costs, TARGET_RTX_COSTS): New.

From-SVN: r61954
2003-01-27 20:46:33 -08:00
Alexandre Oliva 3a8699c7ab Add sh2e support:
2002-08-12  Alexandre Oliva  <aoliva@redhat.com>

        * config/sh/sh.c (output_branch) [TARGET_SH2E]: Handle
        med_cbranches.  Fix logic in short_cbranches.

    2002-04-03  Alexandre Oliva  <aoliva@redhat.com>

        * config/sh/sh.md (delay for cbranch): Don't annul delay
        slots on SH2e.
        * config/sh/sh.c (sh_insn_length_adjustment): Add 2 for
        cbranch with unfilled delay slot on SH2e.
        (output_branch): Fill with a nop the delay slot of a
        branch that required a delay slot but didn't get one.

    2002-04-02  Alexandre Oliva  <aoliva@redhat.com>

        * doc/invoke.texi (SH options): Document -m2e.
        * config/sh/crt1.asm: Add __SH2E__ Next to __SH3E__.
        * config/sh/lib1funcs.asm: Likewise.
        * config/sh/sh.c: Replace all uses of TARGET_SH3E with SH2E.
        * config/sh/sh.h (CPP_SPEC): Define __SH2E__ for -m2e, and
        not __sh1__.
        (CONDITIONAL_REGISTER_USAGE): Don't disable FP regs from
        SH2E up.
        (SH3E_BIT): Renamed to...
        (SH_E_BIT): ... this.  Replace all uses.
        (TARGET_SH2E): Define from SH_E_BIT and TARGET_SH2.
        Replace all uses of TARGET_SH3E with TARGET_SH2E.
        (TARGET_SWITCHES): Added 2e.
        (OVERRIDE_OPTIONS): Set sh_cpu for SH2E.
        (processor_type): Added PROCESSOR_SH2E.
        * config/sh/sh.md: Replace all uses of TARGET_SH3E with
        TARGET_SH2E, except in sqrtsf2_i.
        (attribute cpu): Added sh2e.
        * config/sh/t-sh (MULTILIB_OPTIONS): Replace m3e with m2e.
        (MULTILIB_MATCHES): Use m2e multilib for m3e.
        * config.gcc: Add sh2e target support.

From-SVN: r61697
2003-01-24 15:45:53 +00:00
Kaz Kojima f1e2239f79 sh.c (sh_initialize_trampoline): Emit rotrdi3_mextr instead of rotldi3_mextr.
* config/sh/sh.c (sh_initialize_trampoline): Emit rotrdi3_mextr
        instead of rotldi3_mextr.

From-SVN: r61413
2003-01-17 00:26:53 +00:00
Neil Booth 231b51a160 arm.c (arm_pr_long_calls, [...]): Use struct.
* config/arm/arm.c (arm_pr_long_calls, arm_pr_no_long_calls,
	arm_pr_long_calls_off): Use struct.
	* config/h8300/h8300.c (h8300_pr-interrupt, h8300_pr_saveall)
	: Similarly.
	Don't include cpplib.h.
	* config/sh/sh.c (sh_pr_interrupt, sh_pr_trapa,
	sh_pr_nosave_low_regs): Similarly.

From-SVN: r60757
2003-01-01 19:39:19 +00:00
Zack Weinberg 4977bab6ed Merge basic-improvements-branch to trunk
From-SVN: r60174
2002-12-16 18:23:00 +00:00
J"orn Rennecke d9da94a1f0 *** empty log message ***
From-SVN: r60103
2002-12-13 20:20:28 +00:00
J"orn Rennecke ec555f3273 sh.c (reg_class_from_letter): No longer const.
* sh.c (reg_class_from_letter): No longer const.  Add 'e' entry.
	(sh_register_move_cost): Add clause for SImode fp-fp moves.
	Increase cost for moves involving multiple general purpose registers.
	* sh.h (OVERRIDE_OPTIONS): Set reg_class_from_letter['e'] according to
	TARGET_FMOVD.
	(HARD_REGNO_MODE_OK): Allow V2SFmode and V4SFmode in general purpose
	registers, and SImode in fp registers, for ! TARGET_SHMEDIA.
	(enum reg_class reg_class_from_letter): No longer const.
	(SECONDARY_OUTPUT_RELOAD_CLASS): Use REGCLASS_HAS_FP_REG /
	REGCLASS_HAS_GENERAL_REG.
	Handle SImode moves from/to fp registers.
	! TARGET_SHMEDIA && TARGET_FMOVD.
	(SECONDARY_INPUT_RELOAD_CLASS): Use REGCLASS_HAS_FP_REG.
	* sh.md (movsi_ie): Add alternatives to move from / to fp regisyters.

From-SVN: r60076
2002-12-12 17:11:13 +00:00
Joern Rennecke 95c0af870b sh.h (REG_CLASS_HAS_FP_REG): New.
Wed Dec 11 19:05:05 2002  J"orn Rennecke <joern.rennecke@superh.com>

        * sh.h (REG_CLASS_HAS_FP_REG): New.
        (REGISTER_MOVE_COST) Use it.  Put body into a function and
        move it into:
        * sh.c (sh_register_move_cost).
        * sh-protos.h (sh_register_move_cost): Declare.

        * sh.c (sh_expand_builtin): Abort for unexpected nop values.
        (sh_adjust_cost): Always return a value.

From-SVN: r60075
2002-12-12 16:40:49 +00:00
Dhananjay R. Deshpande 7144b2d89a sh.c (calc_live_regs): Save fpscr only if target has FPU.
2002-12-06 Dhananjay Deshpande <dhananjayd@kpit.com>

	* gcc/config/sh/sh.c (calc_live_regs): Save fpscr only if target has
	FPU.
	(push): Generate push_fpscr.
	(pop): Generate pop_fpscr.
	* gcc/config/sh/sh.md : Add define_expand "push_fpscr", "pop_fpscr".
	(fpu_switch): Add alternative to push fpscr.  Enable for TARGET_SH3E.

From-SVN: r59893
2002-12-06 20:10:50 +00:00
J"orn Rennecke aa06e8f5d2 sh.c (dump_table): DImode pool constants need only 32 bit alignment.
* sh.c (dump_table): DImode pool constants need only 32 bit alignment.
	DFmode alignment depends on TARGET_FMOVD && TARGET_ALIGN_DOUBLE.

From-SVN: r59891
2002-12-06 19:43:22 +00:00
Daniel Jacobowitz 85af47b9e6 sh.c (gen_shl_and): Revert previous patch.
* config/sh/sh.c (gen_shl_and): Revert previous patch.
        * config/sh/sh.md (ashrdi3+1, ashrdi3+2): Predicate on
        reload_completed.

From-SVN: r59269
2002-11-19 18:27:01 +00:00
Richard Sandiford ea4210ef82 sh-protos.h (sh_mark_label): Declare.
* config/sh/sh-protos.h (sh_mark_label): Declare.
	* config/sh/sh.c (sh_mark_label): New function, taken from
	movdi_const, but fixing the case when the address has an addend.
	* config/sh/sh.md (movdi_const, movdi_const_32bit): Use it.

From-SVN: r59217
2002-11-18 14:01:23 +00:00
Richard Sandiford 3503150c4c sh.c (pool_node): New field: part_of_sequence_p.
* config/sh/sh.c (pool_node): New field: part_of_sequence_p.
	(add_constant): Set it.
	(dump_table): Don't reorder a constant if part_of_sequence_p.
	(machine_dependent_reorg): Assume that float constants will
	stay in their original order if used as a sequence.

From-SVN: r59213
2002-11-18 12:46:48 +00:00
Richard Sandiford 180bde4f78 sh.c (calc_live_regs): Update check for PIC liveness in compact code.
* config/sh/sh.c (calc_live_regs): Update check for PIC liveness
	in compact code.

From-SVN: r59212
2002-11-18 12:35:15 +00:00
Daniel Jacobowitz d2b2c7cd3d sh.c (gen_shl_and): Don't create a zero_extend if the operand is not an arith_reg_operand.
* sh.c (gen_shl_and): Don't create a zero_extend if the operand
	is not an arith_reg_operand.

From-SVN: r59201
2002-11-17 22:33:31 +00:00
Aldy Hernandez cff9f8d509 hard-reg-set.h (REG_CANNOT_CHANGE_MODE_P): New.
2002-11-04  Aldy Hernandez  <aldyh@redhat.com>

	* hard-reg-set.h (REG_CANNOT_CHANGE_MODE_P): New.

	* config/rs6000/rs6000.h (CLASS_CANNOT_CHANGE_MODE_P): Remove.
	(CLASS_CANNOT_CHANGE_MODE): Remove.
	(CANNOT_CHANGE_MODE_CLASS): New.

	* config/alpha/alpha.h: Same.

	* config/ia64/ia64.h: Same.

	* config/mips/mips.h: Same.

	* config/s390/s390.h: Same.

	* config/sh/sh.h: Same.

	* config/pa/pa64-regs.h: Same.

	* config/sh/sh-protos.h (sh_cannot_change_mode_class): Add prototype.

	* config/sh/sh.c (sh_cannot_change_mode_class): New.

	* config/mips/mips-protos.h (mips_cannot_change_mode_class): Add
	prototype.

	* config/mips/mips.c (mips_cannot_change_mode_class): New.

	* doc/tm.texi (Register Classes): Remove
	CLASS_CANNOT_CHANGE_MODE and CLASS_CANNOT_CHANGE_MODE_P.
	Document CANNOT_CHANGE_MODE_CLASS.

	* reload.c (push_reload): Use CANNOT_CHANGE_MODE_CLASS.
	(push_reload): Same.

	* simplify-rtx.c (simplify_subreg): Same.

	* reload1.c (choose_reload_regs): Same.

	* recog.c (register_operand): Same.

	* regrename.c (mode_change_ok): Change to use new
	CANNOT_CHANGE_MODE_CLASS infrastructure.

	* regclass.c (cannot_change_mode_set_regs): New.
	Declare subregs_of_mode.
	(regclass): Use subregs_of_mode.
	Remove references to reg_changes_mode.
	(init_reg_sets_1): Remove class_can_change_mode and
	reg_changes_mode code.
	(invalid_mode_change_p): New.
	(dump_regclass): Use invalid_mode_change_p instead of
	class_can_change_mode.
	(regclass): Same.
	(record_operand_costs): Do not set reg_changes_mode.

	* local-alloc.c (struct qty): Remove changes_mode field.
	(alloc_qty): Remove changes_mode initialization.
	(update_qty_class): Remove set of changes_mode.
	(find_free_reg): Use subregs_of_mode.

	* global.c (find_reg): Use subregs_of_mode info.

	* rtl.h (cannot_change_mode_set_regs): New prototype.
	(invalid_mode_change_p): Same.
	(REG_CANNOT_CHANGE_MODE_P): New macro.

	* flow.c (mark_used_regs): Calculate subregs_of_mode.  Remove
	REG_CHANGES_MODE.
	(life_analysis): Clear subregs_of_mode.

	* combine.c (subst): Pass class to CLASS_CANNOT_CHANGE_MODE_P.
	Remove use of CLASS_CANNOT_CHANGE_MODE.
	(simplify_set): Same.
	(gen_lowpart_for_combine): Calculate subregs_of_mode.  Remove
	REG_CHANGES_MODE.

	* regs.h: Add extern for subregs_of_mode;
	Include hard-reg-set and basic-block.
	(REG_CHANGES_MODE): Delete.

From-SVN: r58794
2002-11-04 16:58:39 +00:00
J"orn Rennecke ff881d5229 sh.h (binary_logical_operator): Declare.
* sh.h (binary_logical_operator): Declare.
	* sh.c (binary_logical_operator): New function.
	* sh.md (xordi3+1): New combiner splitter pattern.

From-SVN: r58675
2002-10-31 12:53:06 +00:00
Kazu Hirata 5e7a8ee032 s390.c: Follow spelling convention.
* config/s390/s390.c: Follow spelling convention.
	* config/sh/lib1funcs.asm: Likewise.
	* config/sh/sh.c: Likewise.
	* config/sh/sh.h: Likewise.
	* config/sparc/sparc.c: Likewise.
	* config/sparc/sparc.h: Likewise.
	* config/sparc/sparc.md: Likewise.
	* config/stormy16/stormy16.c: Likewise.
	* config/stormy16/stormy16.h: Likewise.
	* config/v850/v850.c: Likewise.
	* config/v850/v850.h: Likewise.
	* config/vax/vax.c: Likewise.
	* config/vax/vax.h: Likewise.

From-SVN: r57276
2002-09-18 11:43:45 +00:00
Kazu Hirata a920aefe8d fr30.h: Fix comment typos.
* config/fr30/fr30.h: Fix comment typos.
	* config/frv/frv.c: Likewise.
	* config/i386/xmmintrin.h: Likewise.
	* config/mips/mips.c: Likewise.
	* config/sh/sh.c: Likewise.

From-SVN: r57144
2002-09-14 13:39:55 +00:00
Kazu Hirata 88cad84baf haifa-sched.c: Follow spelling conventions.
* haifa-sched.c: Follow spelling conventions.
	* regclass.c: Likewise.
	* regrename.c: Likewise.
	* config/fp-bit.c: Likewise.
	* config/frv/frv.h: Likewise.
	* config/m88k/m88k.c: Likewise.
	* config/mcore/mcore.c: Likewise.
	* config/rs6000/darwin.h: Likewise.
	* config/rs6000/gnu.h: Likewise.
	* config/rs6000/linux.h: Likewise.
	* config/rs6000/linux64.h: Likewise.
	* config/rs6000/rs6000.c: Likewise.
	* config/rs6000/rs6000.h: Likewise.
	* config/sh/sh.c: Likewise.
	* config/sparc/sparc.c: Likewise.
	* config/sparc/ultra1_2.md: Likewise.

From-SVN: r57143
2002-09-14 13:12:56 +00:00
J"orn Rennecke 3578cf6341 sh.c (sh_expand_builtin): Return early if encountering an error_mark for a type.
* sh.c (sh_expand_builtin): Return early if encountering an
	error_mark for a type.

From-SVN: r56844
2002-09-05 16:31:24 +01:00
Richard Henderson 44bb111a78 expr.h (enum block_op_methods): New.
* expr.h (enum block_op_methods): New.
        (emit_block_move): Update prototype.
        * expr.c (block_move_libcall_safe_for_call_parm): New.
        (emit_block_move_via_loop): New.
        (emit_block_move): Use them.  New argument METHOD.
        (emit_push_insn): Always respect the given alignment.
        (expand_assignment): Update call to emit_block_move.
        (store_expr, store_field, expand_expr): Likewise.
        * builtins.c (expand_builtin_apply): Likewise.
        (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
        * function.c (expand_function_end): Likewise.
        * config/sh/sh.c (sh_initialize_trampoline): Likewise.
        * config/sparc/sparc.c (sparc_va_arg): Likewise.
        * calls.c (expand_call, emit_library_call_value_1): Likewise.
        (save_fixed_argument_area): Use emit_block_move with
        BLOCK_OP_CALL_PARM instead of move_by_pieces.
        (restore_fixed_argument_area): Likewise.
        (store_one_arg): Fix alignment parameter to emit_push_insn.

From-SVN: r56661
2002-08-29 12:20:01 -07:00
J"orn Rennecke 58ab7171be sh.c (calc_live_regs): Save FPSCR_REG in an interrupt handler if it is ever live.
* sh.c (calc_live_regs): Save FPSCR_REG in an interrupt handler
	if it is ever live.

	* sh.c (sh_handle_interrupt_handler_attribute): Reject interrupt_handler
	attribute for SHCOMPACT.

	* sh.h (OVERRIDE_OPTIONS): If align_function isn't set, set it
	appropriately.
	(FUNCTION_BOUNDARY): Specify only the minimum alignment required
	by the ABI.

	* sh.h (SH5_WOULD_BE_PARTIAL_NREGS): Also handle TImode case.

From-SVN: r56637
2002-08-28 18:37:54 +01:00
J"orn Rennecke c49439f112 Scheduling revamp:
* sh.md (attribute type): Add types mt_group, fload, pcfload, fpul_gp,
	mac_gp ftrc_s and cwb.  Add / Adjust definitions in individual insn
	accordingly.
	(attribute insn_class): Provide default definitions based on type.
	Remove all insn-specific settings.
	(various function units): Remove old SH4 scheduling.
	(branch_zero, dfp_comp, late_fp_use, any_fp_comp, any_int_load):
	New attributes.  Set them where appropriate.
	(cpu unit FS): Don't define / use.
	(F3, load_store): New cpu units.
	(F01): New reservation.
	(all insn_reservations): Make dependent on sh4 pipeline model.
	Fix latencies.
	(nil, reg_mov, freg_mov, sh4_fpul_gp, sh4_call): New insn_reservations.
	(sh4_mac_gp, fp_arith_ftrc, arith3, arith3b): Likewise.
	(mt insn_reservation): Use type mt_group.
	(insn_reservation load_store): Split into sh4_load, sh4_load_si,
	sh4_fload and sh4_store.
	(insn_reservation branch_zero and branch): Replace with sh4_branch.
	(insn_reservation branch_far): Replace with sh4_return.
	(insn_reservation return_from_exp): Rename to:
	(sh4_return_from_exp).  Change to be just d_lock*5.
	(insn_reservation lds_to_pr): Rename to:
	(sh4_lds_to_pr).  Change to be just d_lock*2.
	(insn_reservation ldsmem_to_pr, sts_from_pr): Change to be just
	d_lock*2.
	(insn_reservation prload_mem): Rename to:
	(sh4_prstore_mem).  Change to d_lock*2,nothing,memory.
	(insn_reservation fpscr_store): Rename to:
	(fpscr_load).  Change to d_lock,nothing,F1*3.
	(insn_reservation fpscr_store_mem): Rename to:
	(fpscr_load_mem).  Change to d_lock,nothing,(F1+memory),F1*2.
	(insn_reservation multi): Change to
	d_lock,(d_lock+f1_1),(f1_1|f1_2)*3,F2.
	(insn_reservation fp_arith): Change to issue,F01,F2.
	(insn_reservation fp_div: Change to issue,F01+F3,F2+F3,F3*7,F1+F3,F2.
	(insn_reservation dp_float): Change to issue,F01,F1+F2,F2.
	(insn_reservation fp_double_arith): Change to issue,F01,F1+F2,fpu*4,F2.
	(insn_reservation fp_double_cmp): Change to
	d_lock,(d_lock+F01),F1+F2,F2.
	(insn_reservation dp_div): Change to
	issue,F01+F3,F1+F2+F3,F2+F3,F3*16,F1+F3,(fpu+F3)*2,F2.
	* sh.c (flow_dependent_p, flow_dependent_p_1): New functions.
	(sh_adjust_cost, SHcompact): Differentiate between different
	kinds of dependencies.  Drop factor of ten for superscalar.
	Use new instruction types.  Add new exception rules.

Two small bug fixes:
	* sh.md (mulhisi3, umulhisi3: Add a REG_EQUAL note.

	* sh.md (mperm_w): Add DONE.

From-SVN: r56601
2002-08-27 16:31:02 +01:00
J"orn Rennecke 8202c8c4e9 sh.c (sh_init_builtins): Add PARAMS to declaration.
* sh.c (sh_init_builtins): Add PARAMS to declaration.
	(sh_media_init_builtins, sh_expand_builtin): Likewise.
	(sh_expand_unop_v2sf): Use PARAMS for variable declaration.
	(sh_expand_binop_v2sf): Likewise.
	* sh-protos.h (sh_expand_unop_v2sf): Add PARAMS to declaration.
	(sh_expand_binop_v2sf, sh_cfun_interrupt_handler_p): Likewise.
	(sh_initialize_trampoline): Likewise.

From-SVN: r56259
2002-08-13 17:52:27 +01:00
Kaveh R. Ghazi ab2877a39b arc.c (arc_init): Don't use ISO C style function definitions.
* arc.c (arc_init): Don't use ISO C style function definitions.
	* arm.c (count_insns_for_constant, thumb_far_jump_used_p,
	arm_get_strip_length, arm_strip_name_encoding): Likewise.
	* avr.h (progmem_section): Likewise.
	* h8300.c h8300_asm_insn_count): Likewise.
	* m32r.c (init_idents): Likewise.
	* s390.c (s390_split_branches, s390_chunkify_pool): Likewise.
	* sh.c (sh_cfun_interrupt_handler_p): Likewise.
	* xtensa.c (xtensa_build_va_list): Likewise.

From-SVN: r56209
2002-08-11 18:48:52 +00:00
Stephen Clarke 5615d8fd50 sh.c (prepare_move_operands): Only call target_reg_operand if TARGET_SHMEDIA.
2002-08-08  Stephen Clarke <stephen.clarke@superh.com>

	* config/sh/sh.c (prepare_move_operands): Only call
	target_reg_operand if TARGET_SHMEDIA.

From-SVN: r56139
2002-08-08 22:57:52 +01:00
J"orn Rennecke c608a68464 sh.md (cond_delay_slot): New attribute.
* sh.md (cond_delay_slot): New attribute.
	(cbranch delay): Use it for anulled-true case.
	(stuff_delay_slot): New pattern.
	* sh.c (print_operand, case '.'): Don't print .s / /s fore zero-length
	delay slot insn.
	(gen_far_branch): Emit stuff_delay_slot pattern.

From-SVN: r55878
2002-07-30 18:39:27 +01:00
J"orn Rennecke e69d142219 sh-protos.h (sh_expand_unop_v2sf): Move inside #ifdef RTX_CODE guard.
* sh-protos.h (sh_expand_unop_v2sf): Move inside #ifdef RTX_CODE guard.
	(sh_expand_binop_v2sf): Likewise.
	* sh.c (machine_dependent_reorg): Add move for UNSPEC_MOVA.
	(int_gpr_dest, trunc_hi_operand): New functions.
	* sh.h (PREDICATE_CODES): Add any_register_operand, int_gpr_dest and
	trunc_hi_operand.
	(SPECIAL_MODE_PREDICATES, any_register_operand): Define.
	* sh.md (cmpeqdi_t+1): Remove comments that genrecog warns about.
	(adddi3_compact+1, subdi3_compact+1, ashlsi3_n+1, ashlhi3+1): Likewise.
	(ashrsi2_16+1, ashrsi2_31+1, lshrsi3_n+1, ashrdi3+[12]): Likewise.
	(and_shl_scratch+[12], zero_extendhidi2+1): Likewise.
	(zero_extendhisi2_media+1, extendhidi2+1, extendqidi2+1): Likewise.
	(extendhisi2_media+1, extendqisi2_media+1): Likewise.
	(movsi_media_nofpu+[12], movhi_media+1, movdi_media_nofpu+1): Likewise.
	(movdi_const_16bit+[12], movdf_i4+[123], reload_outdf+[2-5]): Likewise.
	(movsf_ie+1): Likewise.
	(loaddi_trunc): Use int_gpr_dest predicate.
	(use_sfunc_addr, indirect_jump_scratch, sibcall_compact): Add mode(s).
	(mova, mova_const, GOTaddr2picreg, ptrel, casesi_worker_0): Likewise.
	(casesi_worker_0+[12], casesi_worker): Likewise.
	(shcompact_preserve_incoming_args): Likewise.
	(mov_nop): Use any_register_operand predicate.
	(mperm_w0): Use trunc_hi_operand predicate.

From-SVN: r55564
2002-07-18 20:26:07 +01:00
J"orn Rennecke d042370eb0 sh.c (barrier_align, push): Shut up compiler warnings.
* sh.c (barrier_align, push): Shut up compiler warnings.
	(initial_elimination_offset,sh_media_init_builtins): Likewise.
	(reg_no_subreg_operand): Delete.

From-SVN: r55555
2002-07-18 13:47:34 +01:00
J"orn Rennecke ca903bba77 lib1funcs.asm (init_trampoline): New entry point.
* config/sh/lib1funcs.asm (init_trampoline): New entry point.
	* sh-protos.h (sh_initialize_trampoline): Declare.
	* sh.c (sh_initialize_trampoline): New function.
	* sh.h (TRAMPOLINE_SIZE): Only 24 for TARGET_SHMEDIA32.
	(TRAMPOLINE_ALIGNMENT): Need cache-line alignment for TARGET_SHMEDIA.
	(INITIALIZE_TRAMPOLINE): Call sh_initialize_trampoline.
	(TRAMPOLINE_ADJUST_ADDRESS): Not needed for SHcompact.
	* sh.md (initialize_trampoline, double_shori): New patterns.
	(initialize_trampoline_compact): Likewise.
	(shmedia32_initialize_trampoline_big): Remove.
	(shmedia32_initialize_trampoline_little): Likewise.

From-SVN: r55529
2002-07-17 16:43:18 +01:00
J"orn Rennecke 0ac785173d sh-protos.h (binary_float_operator): Remove declaration.
* sh-protos.h (binary_float_operator): Remove declaration.
	(sh_expand_unop_v2sf, sh_expand_binop_v2sf): Declare.
	* sh.c (print_operand, case 'N'): Check against CONST0_RTX.
	(unary_float_operator, sh_expand_unop_v2sf): New functions.
	(sh_expand_binop_v2sf): Likewise.
	(zero_vec_operand): Delete.
	(SH_BLTIN_UDI): New builtin shared signature define.  Renumbered
	all non-shared ones.
	(bdesc): Change all the mextr builtins to use SH_BLTIN_UDI.
	Enable nsb and byterev.
	* sh.h (CONDITIONAL_REGISTER_USAGE): Initialize DF_HI_REGS.
	(HARD_REGNO_MODE_OK): Allow TImode in fp regs.  Allow V2SFmode
	in general regs.
	(enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Add DF_HI_REGS.
	(SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.  Remove clause for
	immediate operands.
	(SECONDARY_INPUT_RELOAD_CLASS): Add clause for immediate operands.
	Add DF_HI_REGS.
	(CLASS_CANNOT_CHANGE_MODE, CLASS_CANNOT_CHANGE_MODE_P): Allow
	lowpart fp regs - only for big endian for now.
	(LEGITIMATE_CONSTANT_P): Don't allow non-zero float vectors
	when FPU is in use.
	(EXTRA_CONTRAINT_U): Check against CONST0_RTX.
	(LOAD_EXTEND_OP): NIL for SImode.
	(REGISTER_MOVE_COST): Add DF_HI_REGS.  Const for moves between
	general and fp registers is 4.
	PREDICATE_CODES: Amend binary_float_operator entry.
	Remove zero_vec_operand.  Add unary_float_operator.
	* sh.md (udivsi3_i4_media): Use truncate instead of paradoxical
	subreg SET_DEST.
	(truncdisi2, truncdihi2, movv2sf): Allow memory destinations.
	(truncdiqi2): Do sign extension.
	(movsi_media, movdi_media): Allow to use r63 to an fp register.
	(movdf_media, movsf_media): Likewise.
	(movv2sf_i, movv2sf_i+1): Don't use f{ld,st}.p or SUBREGS.
	Collapse to one define_insn_and_split.  Allow immediate sources.
	(addv2sf3, subv2sf3, mulv2sf3, divv2sf3): New patterns.
	(movv4sf_i): Allow immediate sources.  Use simplify_gen_subreg.
	(movv4sf): Allow immediate sources.
	(movsf_media_nofpu+1): Don't split moves to FP registers.
	(unary_sf_op, binary_sf_op, mshflo_w_x, concat_v2sf): New patterns.
	(movv8qi_i+3): Check against CONST0_RTX.
	(mextr1, mextr2. mextr3. mextr4, mextr5, mextr6, mextr7): Use DImode
	for input and output operands.  Fix argument 3 to gen_mextr_rl.
	(mmul23_wl, mmul01_wl, mmulsum_wq_i): s/const_vector/parallel/
	(msad_ubq_i, mshf4_b, mshf0_b, mshf4_l, mshf0_l, mshf4_w): Likewise.
	(mshf0_w, fipr, ftrv): Likewise.
	(mshfhi_l_di): Now insn_and_split.  Can handle FP regs.

From-SVN: r55528
2002-07-17 16:15:04 +01:00