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
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
* 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
* 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
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
J"orn Rennecke
Richard Henderson
Steven Bosscher
Kelley Cook
DJ Delorie
Kaveh R. Ghazi
Kazu Hirata
Nathan Sidwell
Dhananjay Deshpande
Zack Weinberg
Stephen Clarke
Andrew Pinski
Richard Sandiford
Alan Modra
Kaz Kojima
Jan Hubicka
Alexandre Oliva