* 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
* 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
2002-08-08 Stephen Clarke <stephen.clarke@superh.com>
* config/sh/sh.c (prepare_move_operands): Only call
target_reg_operand if TARGET_SHMEDIA.
From-SVN: r56139
* config/sh/sh.c (sh_media_init_builtins): Change use of poisoned
identifier "bzero" to "memset". Pass extra NULL_TREE argument to
builtin_function.
From-SVN: r55171
Fri Jun 14 12:04:02 2002 Dhananjay R. Deshpande <dhananjayd@kpit.com>
* sh.h: Define HARD_REGNO_RENAME_OK
* sh.c: sh_hard_regno_rename_ok: New. If current function has
interrupt_handler attribute, only registers saved on stack are OK.
* sh-protos.h: Declare sh_hard_regno_rename_ok.
From-SVN: r54612
2002-06-05 David S. Miller <davem@redhat.com>
Delete SEQUENCE rtl usage outside of reorg and ssa passes.
* rtl.h (gen_sequence, emit_insns, emit_insns_before,
emit_insns_before_scope, emit_insns_after,
emit_insns_after_scope): Delete declaration.
* ada/misc.c (insert_code_for): Use emit_insn* instead of
emit_insns_foo.
* config/alpha/alpha.c (alpha_set_memflags_1): Abort on SEQUENCE.
(alpha_set_memflags): Fix comment.
(set_frame_related_p): Use get_insns instead of gen_sequence.
* config/alpha/alpha.md (setjmp receiver splitter): Avoid
emitting no insns.
* config/arm/arm.c (arm_finalize_pic): Use get_insns instead of
gen_sequence.
(arm_gen_load_multiple, arm_gen_store_multiple): Likewise.
* config/fr30/fr30.c (fr30_move_double): Likewise.
* config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_movstr):
Likewise.
* config/ia64/ia64.c (spill_restore_mem): Likewise.
* config/ia64/ia64.md (conditional move spliiter): Avoid emitting
no insns.
* config/m32r/m32r.c (gen_split_move_double): Use get_insns
instead of gen_sequence.
* config/mips/mips.c (embedded_pic_fnaddr_reg): Likewise.
(mips_expand_prologue, mips16_gp_pseudo_reg): Likewise.
* config/sh/sh.c (sh_need_epilogue): Likewise.
* config/sparc/sparc.md (current_function_calls_alloca, flat): New
attributes.
(setjmp pattern and split): Use them to avoid splitter which emits
no RTL.
* genattrtab.c (main): Emit include of function.h
* config/stormy16/stormy16.c (xstormy16_split_cbranch): Use
get_insns instead of gen_sequence.
* config/cris/cris.c (cris_split_movdx): Likewise.
* emit-rtl.c (emit_insns*): Kill.
(try_split): Expect insn list instead of SEQUENCE.
(make_jump_insn_raw, make_call_insn_raw): Fix comments.
(emit_*insn*): Reimplement to work with INSN lists and PATTERNs.
Make them abort if a SEQUENCE is given and RTL checking is
enabled.
(emit_*_scope): Don't forget to set scope on final insn.
(gen_sequence): Move from here...
* ssa.c (gen_sequence): To here as private function.
* builtins.c (expand_builtin_apply_args): Use emit_insn_foo, fix
comments.
(expand_builtin_return, expand_builtin_mathfn): Likewise.
(expand_builtin_strlen): Use get_insns instead of gen_sequence.
(expand_builtin_saveregs): Use emit_insn_foo, fix comments.
(expand_builtin_expect_jump): Use get_insns and fix comments.
* calls.c (try_to_integrate): Use emit_insn_foo.
(expand_call, emit_library_call_value_1): Likewise.
* expr.c (emit_queue): Handle insn lists instead of SEQUENCE.
(emit_move_insn_1): Use get_insns instead of gen_sequence.
(expand_expr): Use emit_insn_foo.
* cfgrtl.c (commit_one_edge_insertion): Use emit_insn_foo.
* except.c (build_post_landing_pads): Likewise.
* flow.c (attempt_auto_inc): Likewise.
* stmt.c (expand_fixup, fixup_gotos, expand_nl_handler_label,
expand_nl_goto_receivers, expand_decl_cleanup): Likewise.
* function.c (fixup_var_refs_insn): Use get_insns instead of
gen_sequence.
(fixup_var_refs_1): Likewise and expect insn list from gen_foo.
(fixup_memory_subreg): Use get_insns instead of gen_sequence.
(fixup_stack_1, purge_addressof_1, expand_main_function,
get_arg_pointer_save_area): Likewise.
(optimize_bit_field, instantiate_virtual_regs_1, assign_parms,
expand_function_end): Use emit_insn_foo.
(record_insns, keep_stack_depressed): Work with insn list instead
of SEQUENCE, fix comments.
* ifcvt.c (noce_emit_store_flag, noce_try_store_flag,
noce_try_store_flag_constants, noce_try_store_flag_inc,
noce_try_store_flag_mask, noce_emit_cmove, noce_try_cmove_arith,
noce_try_minmax, noce_try_abs): Use emit_insn_foo.
(noce_process_if_block): Use get_insns instead of gen_sequence.
* optabs.c (add_equal_note): Work with insn list, fix comments.
(expand_binop): Expect insn list from GEN_FCN(), use emit_insn_foo.
(expand_unop, expand_complex_abs, expand_unop_insn,
expand_no_conflict_block): Likewise.
(gen_move_insn): Use get_insns instead of gen_sequence.
(gen_cond_trap): Likewise.
* integrate.c (copy_rtx_and_substitute): Likewise.
(emit_initial_value_sets): Use emit_insn_foo.
* reload1.c (emit_output_reload_insns, emit_reload_insns): Likewise.
(fixup_abnormal_edges): Avoid losing REG_NOTES more intelligently
now that RTL generators give insn lists.
* sibcall.c (replace_call_placeholder): Use emit_insn_foo.
* doloop.c (doloop_modify, doloop_modify_runtime): Use get_insns
instead of gen_sequence.
(doloop_optimize): Work with insn lists instead of SEQUENCE rtl.
* explow.c (emit_stack_save, emit_stack_restore): Use get_insns
instead of gen_sequence.
* loop.c (move_movables, emit_prefetch_instructions,
gen_add_mult, check_dbra_loop, gen_load_of_final_value):
Likewise.
(loop_regs_update): Work with insn list instead of SEQUENCE rtl.
(product_cheap_p): Likewise, and add commentary about RTL wastage
here.
* lcm.c (optimize_mode_switching): Use get_insns instead of
gen_sequence.
* profile.c (gen_edge_profiler): Likewise.
* regmove.c (copy_src_to_dest): Likewise.
* reg-stack.c (compensate_edge): Likewise and fix comment.
* gcse.c (process_insert_insn): Likewise.
(insert_insn_end_bb): Work with insn list instead of SEQUENCE rtl.
* jump.c (delete_prior_computation): Update comment.
* genemit.c (gen_expand, gen_split, main): Use get_insns instead
of gen_sequence, update comments to match.
* recog.c (peephole2_optimize): Work with insn lists instead of
SEQUENCE rtl.
* sched-vis.c (print_pattern): Abort on SEQUENCE.
* unroll.c (unroll_loop, find_splittable_givs, final_giv_value):
Use get_insns instead of gen_sequence.
(copy_loop_body): Likewise and don't emit dummy NOTE.
* genrecog.c: Don't mention SEQUENCE rtl in comments.
* combine.c (try_combine): Expect insn lists from split generator.
* reorg.c (relax_delay_slots): Emit SEQUENCE into insn list by
hand.
From-SVN: r54497
* sh.c (frame_insn): New function.
(output_stack_adjust): Add parameter emit_fn. All callers changed.
(push): Now returns rtx. Use frame_insn.
(sh_expand_prologue): Clear RTX_FRAME_RELATED_P for second push
of a DF register.
* sh.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_RETURN_COLUMN): Define.
From-SVN: r54445
* sh.c (sh_builtin_saveregs): If starting with an odd fp register,
make sure that buffer starts on odd word address.
(sh_va_arg): Skip odd fp registers when reading a double precision
value.
From-SVN: r53337
* sh.h (current_function_anonymous_args): Remove.
(SETUP_INCOMING_VARARGS): Don't set it - just check that one
of current_function_varargs and current_function_stdarg is set.
* sh.c (sh_expand_prologue): Check current_function_varargs /
current_function_stdarg / TARGET_SH5 instead of
current_function_anonymous_args.
* sh64.h (TARGET_VERSION): Define.
Fix comments that to refer to SH architecture -
the architecture is no longer exclusive to Hitachi.
From-SVN: r49931
2002-02-09 Alexandre Oliva <aoliva@redhat.com>
* config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
(sh_cannot_modify_jumps_p): New function.
2002-02-05 Alexandre Oliva <aoliva@redhat.com>
* config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
(sh_ms_bitfield_layout_p): New function.
2002-02-04 Alexandre Oliva <aoliva@redhat.com>
Zack Weinberg <zack@codesourcery.com>
* config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
expand_simple_binop instead of expand_binop.
2002-02-03 Alexandre Oliva <aoliva@redhat.com>
* config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
use of .quad and .uaquad.
* config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
2002-01-24 Alexandre Oliva <aoliva@redhat.com>
* config/sh/sh.md (movdi_const, movdi_const_32bit,
movdi_const_16bit): Make sure all CONSTs have modes.
(sym2PIC): Ditto, but by adjusting all callers.
* config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
if the prologue calls the SHmedia argument decoder or register
saver.
2002-01-24 Alexandre Oliva <aoliva@redhat.com>
* config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
(TARGET_ASM_ALIGNED_DI_OP): Likewise.
(sh_expand_epilogue): Don't emit USE of return target register.
(prepare_move_operands): Legitimize DImode PIC addresses.
(sh_media_register_for_return): Skip tr0, used to initialize the
PIC register.
(sh_expand_prologue): Remove explicit USE of return register.
(nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
* config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
(OVERRIDE_OPTIONS): Don't disable PIC on SH5.
(EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
EXTRA_CONSTRAINT_T.
(GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
(MOVI_SHORI_BASE_OPERAND_P): New.
(NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
(EXTRA_CONSTRAINT_T): Define in terms of them.
(OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
* config/sh/sh.md (movsi_media, movsi_media_nofpu,
movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
alternatives supporting TARGET_REGS.
(UNSPEC_GOTPLT): New constant.
(movdi split): Move incrementing of LABEL_NUSES...
(movdi_const, movdi_const_32bit): Here. Use
MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
(movdi_const_16bit): New.
(call, call_value) [flag_pic]: Use GOTPLT.
(call_pop, call_value_pop): New expands.
(call_pop_compact, call_pop_rettramp): New insns.
(call_value_pop_compact, call_value_pop_rettramp): New insns.
(sibcall) [flag_pic]: Use GOT.
(builtint_setjmp_receiver): Remove bogus, unused expand.
(GOTaddr2picreg): Implement for SHcompact and SHmedia.
(*pt, *ptb, ptrel): New insns.
(sym2GOT): Handle DImode GOT.
(sym2GOTPLT, symGOTPLT2reg): New expands.
(sym2PIC): New expand.
(shcompact_return_tramp): Use GOTPLT to return trampoline.
(shcompact_return_tramp_i): Use return register explicitly.
* config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
disable flag_reorder_blocks.
2002-01-19 Alexandre Oliva <aoliva@redhat.com>
* config/sh/sh.md (sibcall_compact): Reorder return, uses and
clobbers, for clarity.
(sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
restoring of r0 in macl as MAYBE_DEAD.
2002-01-18 Alexandre Oliva <aoliva@redhat.com>
* config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
* config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
alter_subreg all over.
(jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
reload, instead of emitting instructions that would require
reloading.
(casesi_load_media): Add missing modes.
2001-11-09 Alexandre Oliva <aoliva@redhat.com>
* config/sh/sh.c (sh_expand_prologue): Mark the PIC register
as used if the argument decoder is called.
2001-08-28 Alexandre Oliva <aoliva@redhat.com>
* config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
Pmode, then extend it to DImode if necessary.
2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
* config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
constants in FPU-enabled SHmedia, let them be loaded from memory.
2001-08-28 Alexandre Oliva <aoliva@redhat.com>
* config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
Adjust whitespace in assembly output templates.
2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
* config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
mode of if_then_else.
2001-08-04 Alexandre Oliva <aoliva@redhat.com>
* config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
sh.h.
2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
Joern Rennecke <amylaar@redhat.com>
* config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
(SUBTARGET_CPP_PTR_SPEC): New.
(SUBTARGET_CPP_SPEC): Remove.
2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
* config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
Fix typo in previous checkin.
2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
* config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
Alexandre Oliva <aoliva@redhat.com>
* config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
what single FP register can hold for SHmedia target.
2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
Alexandre Oliva <aoliva@redhat.com>
* config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
Do not split into SUBREG.
2001-06-14 Alexandre Oliva <aoliva@redhat.com>
* config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
and added new functions as specified in SH5 ABI r9.
2001-06-04 Alexandre Oliva <aoliva@redhat.com>
* config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
8-byte boundary.
2001-06-03 Alexandre Oliva <aoliva@redhat.com>
* config/sh/sh.c (dump_table): Add const0_rtx in calls of
gen_consttable_4 and gen_consttable_8. Emit multiple labels
and consttable_window_ends.
2001-06-03 Graham Stott <grahams@redhat,com>
* config/sh/sh.md (movdi split): Remove unused variable last_insn.
2001-05-16 Alexandre Oliva <aoliva@redhat.com>
* config/sh/sh.c (print_operand): Handle floating-point pair,
vector and matrix registers.
* config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
vector modes into account.
* config/sh/sh.md (movv2sf): Split move between registers into
movdf.
(movv4sf, movv16sf): Introduce insns that get split only after
reload.
* config/sh/shmedia.h: Fix Copyright dates.
* config/sh/ushmedia.h: Likewise. Move loop counter
declarations into conditionals that uses them.
(sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
loop boundary.
* config/sh/sshmedia.h: Fix Copyright dates.
(sh_media_PUTCFG): Fix constraints.
2001-05-12 Alexandre Oliva <aoliva@redhat.com>
* config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
ptrmemfunc_vbit_in_delta for SH5.
2001-05-08 Alexandre Oliva <aoliva@redhat.com>
* config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
* invoke.texi: Likewise.
2001-04-14 Alexandre Oliva <aoliva@redhat.com>
* config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
GCC_pop_shmedia_regs_nofpu): New global symbols.
* config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
* config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
* config/sh/sh.c (calc_live_regs): Account for PR's saving in
compact function with nonlocal labels.
(sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
(sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
(initial_elimination_offset): Account for their stack space.
* config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
* config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
least one of the operands to be a register.
(movv2sf): Likewise. Renamed to movv2sf_i.
(movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
prepare_move_operands() before emitting SHmedia insns.
2001-04-03 Alexandre Oliva <aoliva@redhat.com>
* config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
Don't save nor initialize r12. Don't mis-align the stack.
Pad the code with a nop.
* config/sh/crti.asm: Don't restore r12. Don't mis-align the
stack.
2001-03-13 Alexandre Oliva <aoliva@redhat.com>
* gcc/longlong.h (__umulsidi3, count_leading_zeros)
[__SHMEDIA__]: Implement.
2001-03-11 Alexandre Oliva <aoliva@redhat.com>
* config/sh/sh.md: Set latency of `pt' closer to reality.
(movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
Set move, load and store type attributes.
* config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
* config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
profiling.
* config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
* config/sh/sh-protos.h (sh_media_register_for_return): Declare.
* config/sh/sh.c (sh_media_register_for_return): New function.
(sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
branch-target register.
(sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
* config/sh/sh.md (return_media_i): Use any call-clobbered
branch-target register.
(return_media): If r18 wasn't copied in the prologue, copy it
here.
* config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
Clear class FP0_REGS.
* config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
from elf.h.
2001-03-08 DJ Delorie <dj@redhat.com>
* config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
2001-02-09 Alexandre Oliva <aoliva@redhat.com>
* config/sh/sh.md (sibcall_compact): Set fp_mode to single.
2001-02-07 Alexandre Oliva <aoliva@redhat.com>
* config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
2001-02-03 Alexandre Oliva <aoliva@redhat.com>
* config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
return value correctly for call_cookie.
2001-02-01 Alexandre Oliva <aoliva@redhat.com>
* config/sh/crt1.asm (start): Modified so as to call
___setup_argv_and_call_main.
2001-01-26 Alexandre Oliva <aoliva@redhat.com>
* config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
SHmedia mode.
2001-01-20 Alexandre Oliva <aoliva@redhat.com>
* config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
(STRIP_NAME_ENCODING): Use it.
(ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
2001-01-19 Alexandre Oliva <aoliva@redhat.com>
* config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
prepare_scc_operands().
* config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
(DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
2001-01-17 Alexandre Oliva <aoliva@redhat.com>
* config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
2001-01-13 Alexandre Oliva <aoliva@redhat.com>
* config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
* config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
used in shcompact_incoming_args.
* config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
change.
* config/sh/crt1.asm (start) [SH5]: Switch to single-precision
mode.
* config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
Adjust accordingly.
* config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
Simplify. Adjust. Add sanity check.
* config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
FPU_SINGLE_BIT.
* config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
TARGET_SHCOMPACT.
(udivsi3, divsi3): Use them.
(force_mode_for_call): New insn.
(call, call_value, sibcall_value): Emit it before SHcompact
calls.
2001-01-11 Alexandre Oliva <aoliva@redhat.com>
* config/sh/sh.md (call, call_value, sibcall): Make sure the
call cookie is non-NULL before taking its value.
2001-01-10 Alexandre Oliva <aoliva@redhat.com>
* config.gcc (sh64): Set target_requires_64bit_host_wide_int.
2001-01-09 Alexandre Oliva <aoliva@redhat.com>
* config/sh/sh.md (shcompact_incoming_args): Set argument memory
block.
* config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
* config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
temporary for stack adjusts. Use MACL and MACH to pass
arguments to shcompact_incoming_args.
* config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
clobber r1.
* config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
(nested_trampoline): Load static chain address into r1.
* config/sh/sh.md (movdi_media splits): Fix sign-extension.
2001-01-07 Alexandre Oliva <aoliva@redhat.com
* config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
fp_arith_reg_operand().
2001-01-06 Alexandre Oliva <aoliva@redhat.com>
* config/sh/sh.md (casesi): Sign-extend the first two operands,
and use signed compares for them.
* config/sh/sh.c (dump_table): Don't emit 8-byte constants after
4-byte ones. Instead, inter-leave them, maintaining the 8-byte
ones properly aligned.
(find_barrier): Account for extra alignment needed for 8-byte wide
constants.
(machine_dependent_reorg): Require a label for the second 4-byte
constant after an 8-byte one.
* config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
change.
2001-01-05 Alexandre Oliva <aoliva@redhat.com>
* config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
last_float when switching float modes.
* config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
auto-increment for general-purpose registers.
* config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
result.
* config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
for stack adjust.
* config/sh/sh.c (sh_builtin_saveregs): Support using all
registers for varargs.
2001-01-01 Alexandre Oliva <aoliva@redhat.com>
* config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
* config/sh/sh.h (CALL_COOKIE_STACKSEQ,
CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
(CALL_COOKIE_INT_REG_SHIFT): Adjust.
(FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
call_cookie accordingly.
(FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
(SHCOMPACT_BYREF): Likewise.
(SHCOMPACT_FORCE_ON_STACK): New macro.
* config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
(sh_builtin_saveregs): Likewise.
* config/sh/lib1funcs.asm (shcompact_call_trampoline,
shcompact_incoming_args): Use new shift values. Support
sequences of consecutive and non-consecutive pushes/pops.
* config/sh/sh.md (return): Don't explicitly use PR_REG.
2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
* config/sh/sh.h (TEXT_SECTION): Define.
* config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
2001-01-05 Alexandre Oliva <aoliva@redhat.com>
* config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
* config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
return values on FPU-enabled SHmedia.
(FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
FPU-enabled SHmedia.
(INIT_CUMULATIVE_ARGS): Set up return trampoline only if
value is returned in a non-FP reg and is not returned by
reference.
* config/sh/sh.md (shcompact_return_tramp_i): Change type to
jump_ind.
2000-01-04 Alexandre Oliva <aoliva@redhat.com>
* config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
(FUNCTION_ARG_CALLEE_COPIES): Require argument to be
quad-aligned to be passed by callee-copy reference.
2001-01-03 Alexandre Oliva <aoliva@redhat.com>
* config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
* config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
2001-01-02 Alexandre Oliva <aoliva@redhat.com>
* config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
copying low-numbered FP regs to r7 and r8.
* config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
FP regs to general-purpose regs only if the copy was passed on the
stack.
* config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
copying FP reg to r9.
* config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
copy FP regs to general-purpose regs only in outgoing calls.
* config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
change from 2000-10-30. Adjust for 64-bit (or 32-bit)
HOST_WIDE_INT.
* config/sh/sh.h (struct sh_args): Document all fields.
(FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
passed partially on the stack should not consider making
sibcalls.
* config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
stack_regs only for incoming calls. When passing FP args,
make sure there are FP regs available before modifying
call_cookie.
(SHCOMPACT_BYREF): Pass double args in general-purpose
registers by reference.
2000-12-30 Alexandre Oliva <aoliva@redhat.com>
* config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
attempt to generate sibcalls if the caller got any arguments
by reference.
* config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
* config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
to 8-byte boundaries.
* config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
* config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
* config/sh/sh.c (sh_expand_prologue): Preserve args that will be
stored in the stack.
* config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
for the offsets to have the ISA bit set.
(shcompact_call_trampoline): Document. Swap r0 and r1, to match
invocation. Use beq instead of bgt to mark end of sequence of
loads.
(shcompact_incoming_args): Fix store of r2. Use beq instead of
bgt to mark end of sequence of stores.
* config/sh/sh.c (arith_operand): Don't check whether
CONST_OK_FOR_J for now.
* config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
instead of long for conversion.
2000-12-29 Alexandre Oliva <aoliva@redhat.com>
* config/sh/sh.c (print_operand_address): Convert INTVAL to int
before passing it to fprintf.
2000-12-28 Alexandre Oliva <aoliva@redhat.com>
* config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
Call set_fpscr before reading/writing SR.
* config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
Call set_fpscr.
* config/sh/lib1funcs.asm: Add `.align 2' directives before
SHmedia code.
(FMOVD_WORKS): Define on SH5 with FPU.
(set_fpscr): Define on SH5. Remove separate _fpscr_values
setting.
* config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
_fpscr_values.
2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
* config/sh/lib1funcs.asm (ct_main_table): Align contents to even
address.
(ia_main_table): Ditto.
2000-12-27 Alexandre Oliva <aoliva@redhat.com>
* config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
* config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
the definitions from sh.h.
* config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
TARGET_SH5.
(SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
* config/sh/elf.h (PTRDIFF_TYPE): Likewise.
* config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
2000-12-26 Alexandre Oliva <aoliva@redhat.com>
* config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
Increment LABEL_NUSES.
From-SVN: r49630
Richard Sandiford
Daniel Jacobowitz
Aldy Hernandez
J"orn Rennecke
Kazu Hirata
Richard Henderson
Kaveh R. Ghazi
Stephen Clarke
Zack Weinberg
Roger Sayle
Dhananjay R. Deshpande
David S. Miller
Geoffrey Keating
Toshiyasu Morita
Vladimir Makarov
Alexandre Oliva
Kazu Hirata