* config/sh/sh.c (prepare_move_operands): Use emit_call_insn
when the TLS address is generated by a function call.
* config/sh/sh.md (tls_global_dynamic): Use a call expression.
(tls_local_dynamic): Likewise.
From-SVN: r80450
2003-02-24 Sanjiv Kumar Gupta <sanjivg@noida.hcltech.com>
* target-def.h (TARGET_SCHED_INIT_GLOBAL,
TARGET_SCHED_FINISH_GLOBAL): New macros.
* target.h (md_init_global, md_finish_global): Function
declarations corresponding to new target macros.
* haifa-sched.c (sched_init, sched_finish): Allow target to
call the new schedular hooks.
* flow.c (recompute_reg_usage): Add PROP_DEATH_NOTES flag in
call to update_life_info.
* config/sh/sh.h (OVERRIDE_OPTIONS): Re-enable
flag_schedule_insns for SH4.
* config/sh/sh.c (sh_md_init_global, sh_md_finish_global,
find_set_regmode_weight, find_insn_regmode_weight,
find_regmode_weight), sh_md_init, sh_dfa_new_cycle,
sh_variable_issue, high_pressure, ready_reorder,
rank_for_reorder, swap_reorder, sh_reorder, sh_reorder2): New
functions used to throttle the insn movement in first
scheduling pass for SH.
* gcc/doc/tm.texi: Document TARGET_SCHED_INIT_GLOBAL and
TARGET_SCHED_FINISH_GLOBAL.
From-SVN: r78374
* config/alpha/alpha.c, config/arm/arm.c, config/c4x/c4x.c,
config/fr30/fr30.md, config/frv/frv.c, config/frv/frv.md,
config/h8300/h8300.c, config/ia64/ia64.c, config/ip2k/ip2k.md,
config/m32r/m32r.md, config/m68hc11/m68hc11.c,
config/mips/mips.md, config/mmix/mmix.c,
config/mn10300/mn10300.c, config/mn10300/mn10300.md,
config/ns32k/ns32k.c, config/pa/pa.md, config/pdp11/pdp11.c,
config/rs6000/altivec.md, config/s390/s390.c,
config/s390/s390.h, config/s390/s390.md, config/sh/sh.c,
config/sh/sh.h, config/sh/sh.md, config/stormy16/stormy16.c:
Use const0_rtx instead of GEN_INT (0). Do the same for other
constants that are readily available.
From-SVN: r77161
PR target/9365
* sh.c (gen_block_redirect): Add special handling of RETURN.
(gen_far_branch) Don't call gen_stuff_delay_slot if there is no
far branch target (i.e. it's a return).
From-SVN: r75872
PR optimization/13260
* sh-protos.h (sh_expand_t_scc): Declare.
* sh.h (PREDICATE_CODES): Add cmpsi_operand.
* sh.c (cmpsi_operand, sh_expand_t_scc): New functions.
* sh.md (cmpsi): Use cmpsi_operand. If T_REG is compared to
something that is not a CONST_INT, copy it into a pseudo register.
(subc): Fix description of new T value.
(slt, sgt, sge, sgtu): Don't clobber T after rtl generation is over.
(sltu, sleu, sgeu): Likewise.
(seq, sne): Likewise. Use sh_expand_t_scc.
From-SVN: r74294
* targhooks.c: New file.
* targhooks.h: New file.
* Makefile.in: Add targhooks.o support.
(function.o): Depend on$(TARGET_H).
(stmt.o): Likewise.
(combine.o): Depend on $(TREE_H) and $(TARGET_H).
* builtins.c (apply_args_size, expand_builtin_apply_args_1,
expand_builtin_apply): Convert to calls.struct_value_rtx hook.
(expand_builtin_saveregs): Convert to
calls.expand_builtin_saveregs hook.
* c-decl.c (start_decl): Handle new calls.promote_prototypes hook
here, instead of ...
(get_parm_info) ... here.
(store_parm_decls_oldstyle): Convert to calls.promote_prototypes
hook.
(finish_function): Handle calls.promote_prototypes hook here too.
* c-typeck.c (convert_arguments): Convert to
calls.promote_prototypes hook.
(c_convert_parm_for_inlining): Likewise.
* calls.c (initialize_argument_information): Convert to
calls.promote_function_args hook.
(expand_call): Convert to calls.struct_value_rtx,
calls.strict_argument_naming,
calls.pretend_outgoing_varargs_named, and
calls.promote_function_return hooks. Pass fndecl to
aggregate_value_p. Initialize CUMULATIVE_ARGS before calling
hooks, so they can use that.
(emit_library_call_value_1): Likewise.
* combine.c (setup_incoming_promotions): Convert to
calls.promote_function_args hook.
* emit-rtl.c: Convert to calls.struct_value_rtx hook.
* expr.c (expand_assignment): Pass call to aggregate_value_p.
(expand_expr): Likewise.
* expr.h: Remove support for SETUP_INCOMING_VARARGS,
STRICT_ARGUMENT_NAMING, PRETEND_OUTGOING_VARARGS_NAMED,
RETURN_IN_MEMORY macro defaults.
* final.c (profile_function): Convert to calls.struct_value_rtx
hook.
* function.c (aggregate_value_p): Accept function type tree as
second parameter; try to deduce fntype from it. Convert to
calls.return_in_memory hook.
(assign_parms): Convert to calls.setup_incoming_varargs,
calls.strict_argument_naming, calls.promote_function_args,
calls.pretend_outgoing_varargs_named hooks. Pass fndecl to
aggregate_value_p.
(expand_function_start): Likewise. Convert to
calls.struct_value_rtx hook.
(expand_function_end): Convert to calls.promote_function_return hook.
(allocate_struct_function): Pass fndecl to aggregate_value_p.
* hard-reg-set.h: Update comments to new hook names.
* integrate.c (expand_inline_function): Pass fndecl to aggregate_value_p.
* reg-stack.c (stack_result): Likewise.
* rtl.h (struct_value_rtx, struct_value_incoming_rtx): Delete.
* stmt.c (expand_value_return): Convert to
calls.promote_function_return hook.
* target-def.h: Add TARGET_PROMOTE_FUNCTION_ARGS,
TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
TARGET_STRUCT_VALUE_RTX, TARGET_RETURN_IN_MEMORY,
TARGET_EXPAND_BUILTIN_SAVEREGS, TARGET_SETUP_INCOMING_VARARGS,
TARGET_STRICT_ARGUMENT_NAMING,
TARGET_PRETEND_OUTGOING_VARARGS_NAMED, and TARGET_CALLS.
* target.h: Likewise.
* tree.h (aggregate_value_p): Also takes a tree to deduce function
attributes from (for target hooks).
* doc/tm.texi (PROMOTE_FUNCTION_ARGS, PROMOTE_FUNCTION_RETURN,
PROMOTE_PROTOTYPES, RETURN_IN_MEMORY, STRUCT_VALUE_REGNUM,
STRUCT_VALUE, STRUCT_VALUE_INCOMING_REGNUM, STRUCT_VALUE_INCOMING,
EXPAND_BUILTIN_SAVEREGS, SETUP_INCOMING_VARARGS,
STRICT_ARGUMENT_NAMING, PRETEND_OUTGOING_VARARGS_NAMED): Convert
to hooks.
* config/alpha/alpha.c (alpha_output_mi_thunk_osf): Pass function
to aggregate_value_p.
* config/arm/arm.c (arm_init_cumulative_args,
arm_output_mi_thunk): Likewise.
* config/i386/i386.c (ix86_return_pops_args, x86_this_parameter):
Likewise.
* config/mips/mips.c (mips_save_reg_p, mips_expand_prologue,
mips_can_use_return_insn): Likewise.
* config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
* config/s390/s390.c (s390_output_mi_thunk): Likewise.
* config/sparc/sparc.c (sparc_output_mi_thunk): Pass function to
aggregate_value_p.
* config/story16/stormy16.c (xstormy16_asm_output_mi_thunk): Pass
function to aggregate_value_p.
* objc/objc-act.c (generate_struct_by_value_array): Pass NULL to
aggregate_value_p.
* config/sh/sh-protos.h (sh_builtin_saveregs): Remove.
(sh_attr_renesas_p, sh_cfun_attr_renesas_p, sh_function_arg,
sh_function_arg_advance, sh_pass_in_reg_p): New. * config/sh/sh.c
(sh_handle_renesas_attribute, sh_promote_prototypes,
sh_struct_value_rtx, sh_return_in_memory, sh_builtin_saveregs,
sh_setup_incoming_varargs, sh_strict_argument_naming,
sh_pretend_outgoing_varargs_named): New decls.
(targetm): Add new hooks.
(calc_live_regs): Save MACL and MACH if the function has the
renesas attribute.
(sh_expand_prologue): Support renesas attribute.
(sh_builtin_saveregs): Make static.
(sh_build_va_list): Support renesas attribute.
(sh_va_start): Likewise.
(sh_va_arg): Likewise.
(sh_promote_prototypes): New.
(sh_function_arg): New, moved from sh.h. Support renesas
attribute.
(sh_function_arg_advance): Likewise.
(sh_return_in_memory): Likewise.
(sh_strict_argument_naming): Likewise.
(sh_pretend_outgoing_varargs_named): Likewise.
(sh_struct_value_rtx): New.
(sh_attribute): Add renesas attribute.
(sh_handle_renesas_attribute): New.
(sh_attr_renesas_p, sh_cfun_attr_renesas_p): New.
(sh_ms_bitfield_layout_p): Support renesas attribute also.
(sh_output_mi_thunk): Pass function to aggregate_value_p. *
config/sh/sh.h (TARGET_SWITCHES): Add -mrenesas as an alias for
-mhitachi.
(STRUCT_VALUE_REGNUM, STRUCT_VALUE, RETURN_IN_MEMORY): Moved to
target hooks.
(sh_args): Add renesas_abi flag.
(INIT_CUMULATIVE_ARGS): Set it. Pass fndecl to aggregate_value_p.
(FUNCTION_ARG_ADVANCE, FUNCTION_ARG): Move to sh.c.
(PASS_IN_REG_P): Support renesas attribute. Pass DF and TF on the
stack for the renesas abi.
(STRICT_ARGUMENT_NAMING, PRETEND_OUTGOING_VARARGS_NAMED,
SETUP_INCOMING_VARARGS, EXPAND_BUILTIN_SAVEREGS,
PROMOTE_PROTOTYPES): Moved to sh.c. * config/sh/sh.md (call): Set
call cookie to indicate renesas calls.
* decl.c (finish_function): Pass fndecl to aggregate_value_p.
* misc.c (default_pass_by_ref): Convert to calls.return_in_memory
hook.
From-SVN: r71048
* sh.c (calc_live_regs): If the return address pointer is live,
force pr live.
(sh5_schedule_saves): Exclude PR_MEDIA_REG from being a temp register
for saves / restores.
(sh_expand_epilogue): If sh_media_register_for_return returns a
register number, flag the instructions that restores PR_MEDIA_REG
as possibly dead.
Remove dead update of offset.
(sh_get_pr_initial_val): Use UNSPEC_RA if we don't know yet if
we can use the result of get_hard_reg_initial_val.
* sh.md (UNSPEC_RA): New constant.
(movsi_i_lowpart+1): Changed into a define_insn_and_split, named:
(load_ra). Handle UNSPEC_RA.
(sibcall_media): Use PR_MEDIA_REG.
From-SVN: r70234
* sh.h (CALL_USED_REGISTERS): Include PR_REG and PR_MEDIA_REG.
* sh.c (calc_live_regs): Use sh_pr_n_sets to determine if pr
needs saving on SHmedia.
From-SVN: r70227
2003-08-06 J"orn Rennecke <joern.rennecke@superh.com>
Fix SHcompact exception handling:
* sh.c (sh_get_pr_initial_val): If PR is or miight be clobbered
by the prologue, return a MEM with return_address_pointer_rtx
as address.
* sh.h (HARD_REGNO_MODE_OK): PR is OK for SImode.
(RETURN_ADDR_OFFSET): Don't define.
(SH_DBX_REGISTER_NUMBER): Use SHmedia numbers for SHmedia
registers that are visible in compact mode. Show that SHmedia
registers still exist in compact mode, even if there are not
readily accessible.
(ASM_PREFERRED_EH_DATA_FORMAT): Supply DW_EH_PE_indirect
if GLOBAL. Use DW_EH_PE_textrel (nominally) for CODE,
and DW_EH_PE_pcrel for pic data.
(ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): If DW_EH_PE_textrel,
set SYMBOL_FLAG_FUNCTION in symbol, and actually use
DW_EH_PE_pcrel / DW_EH_PE_absptr encoding.
(ALLOCATE_INITIAL_VALUE): Put PR on stack if prologue clobbers it.
* sh.md (movsi_media-1): New splitter.
From-SVN: r70204
2003-07-16 J"orn Rennecke <joern.rennecke@superh.com>
Con Bradley <con.bradley@superh.com>
* sh-protos.h (sh_get_pr_initial_val): Declare.
* sh.c (regno_reg_class): Make its elements type enum reg_class.
(output_stack_adjust): Remove emit_fn argument. Add epilogue_p
and live_regs_mask arguments. Changed all callers.
(save_schedule_s): New structure.
(save_schedule): New typedef.
(scavenge_reg, sh5_schedule_saves, sh5_schedule_saves): New functions.
(calc_live_regs): For TARGET_SHMEDIA, use leaf_function_p.
In interrupts handlers, also save registers that are usually
partially saved, and make sure there is at least one general purpose
register saved if a target register needs saving.
Add casts in comparisons to avoid warnings.
(sh_media_register_for_return): return -1 for interrupt handlers.
(MAX_SAVED_REGS, MAX_TEMPS): New defines.
(sh_expand_prologue): Use sh5_schedule_saves. Check that any temp
registers used are available.
Set RTX_FRAME_RELATED_P where appropriate.
Add an REG_FRAME_RELATED_EXPR for r0 + offset addressing.
(sh_expand_epilogue, sh_set_return_address): Use sh5_schedule_saves.
(initial_elimination_offset): Likewise.
* sh.h (DWARF_CIE_DATA_ALIGNMENT): Set to -4.
(LOCAL_ALIGNMENT, GENERAL_REGISTER_P): Add casts to avoid warnings.
(FP_REGISTER_P): Add casts to fix broken handling of unsigned REGNO.
(XD_REGISTER_P, TARGET_REGISTER_P): Likewise.
(HARD_REGNO_CALL_PART_CLOBBERED): Also yield nonzero for r15,
and for target registers.
(RETURN_IN_MEMORY): Add parentheses to avoid warnings.
(regno_reg_class): Make its elements type enum reg_class.
(CONSTRAINT_LEN): Don't use isdigit.
(FUNCTION_ARG_REGNO_P): Add casts to avoid warnings.
(FUNCTION_ARG): Add parentheses to avoid warnings.
(RETURN_ADDR_RTX): Use sh_get_pr_initial_val.
(RETURN_ADDR_OFFSET): Define to -1 for TARGET_SH5.
(SH_DBX_REGISTER_NUMBER): Add casts to avoid warnings.
(EH_RETURN_DATA_REGNO): Use unsigned constants to avoid warnings.
* sh.md (xordi3+1): Remove unused variable regno.
(return_media): Check that tr0 is available before using it.
Co-Authored-By: Con Bradley <con.bradley@superh.com>
From-SVN: r69480
2003-06-25 Dhananjay Deshpande <dhananjayd@kpitcummins.com>
* config/sh/sh.c (sh_register_move_cost):
Add case for moving between MAC_REGS.
From-SVN: r68484
2003-06-02 J"orn Rennecke <joern.rennecke@superh.com>
* sh.h (OLD_ARG_MODE): New macro.
(FUNCTION_ARG_ADVANCE, FUNCTION_ARG_PASS_BY_REFERENCE): Use it.
(FUNCTION_ARG_1): Break out of:
(FUNCTION_ARG). Use OLD_ARG_MODE.
2003-06-06 J"orn Rennecke <joern.rennecke@superh.com>
* sh.h (FUNCTION_ARG_1): Consistently use NEW_MODE for the mode
of the generated register.
* sh.h (FUNCTION_ARG_SCmode_WART): Define.
(FUNCTION_ARG): Unless FUNCTION_ARG_SCmode_WART is defined and
an even number of floating point regs are in use, use the same
sequence of argument passing registers for SCmode as would be
used for two SFmode values.
* sh.c (sh_va_arg): If FUNCTION_ARG_SCmode_WART is defined,
swap real / imaginary parts in incoming SCmode values passed
in registers.
From-SVN: r68430
* sh.c (prepare_move_operand): Check if operand 0 is an invalid
memory reference. Fix test that checks if operand 1 is using r0.
* sh.md (movhi_i): Don't allow st.w r0,@(rX,rY) .
From-SVN: r68017
Nick Clifton
Kaz Kojima
Paolo Bonzini
Kazu Hirata
Richard Henderson
Sanjiv Kumar Gupta
Alan Modra
Rainer Orth
Kazu Hirata
Alexandre Oliva
Daniel Jacobowitz
Andrew Pinski
Geoffrey Keating
J"orn Rennecke
Stuart Menefy
Steven Bosscher
Kelley Cook
DJ Delorie
Kaveh R. Ghazi
Nathan Sidwell
Dhananjay Deshpande
Zack Weinberg
Stephen Clarke