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[Bug target/21623] [4.0/4.1/4.2 regression] ICE in reload_cse_simplify_operands, at postreload.c:391
- From: "amylaar at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 24 Nov 2005 18:56:02 -0000
- Subject: [Bug target/21623] [4.0/4.1/4.2 regression] ICE in reload_cse_simplify_operands, at postreload.c:391
- References: <bug-21623-3350@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #5 from amylaar at gcc dot gnu dot org 2005-11-24 18:56 -------
Subject: Bug 21623
Author: amylaar
Date: Thu Nov 24 18:55:53 2005
New Revision: 107468
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=107468
Log:
PR target/21623:
* regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
(init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
(memory_move_secondary_cost, init_reg_autoinc): Remove
SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
secondary_reload_class call.
(copy_cost): Likewise. Add new parameter prev_sri. Changed all
callers.
* reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
(push_secondary_reload): Use secondary_reload target hook.
(secondary_reload_class, scratch_reload_class): New functions.
(push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class
call.
* reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
(secondary_reload_class, scratch_reload_class): Declare.
* reload1.c: Include target.h.
(reload_adjust_reg_for_temp): New function.
(reload_adjust_reg_for_icode): Likewise.
(choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
call.
(emit_input_reload_insns): Likewise. Rewrite secondary reload checks
for inheritance. Support case when both secondary & tertiary reloads
are for intermediate registers.
(emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
with secondary_reload_class call. Support case when both secondary
& tertiary reloads are for intermediate registers.
* target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
(TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
* target.h (secondary_reload_info): New struct / typedef.
(struct gcc_target): New member secondary_reload.
* targhooks.c Include reload.h, optabs.h and recog.h.
(default_secondary_reload): New function.
* targhooks.h (default_secondary_reload): Declare.
* doc/tm.texi: Document secondary_reload target hook. Update
description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
* doc/md.texi: Likewise.
* sh-protos.h (sh_secondary_reload): Declare.
* sh.c (TARGET_SECONDARY_RELOAD): Override.
(sh_secondary_reload): New function.
* sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
(SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
(SECONDARY_INPUT_RELOAD_CLASS): Likewise.
(HAVE_SECONDARY_RELOADS): Define.
* sh.md (reload_indf): Rename to:
(reload_indf__frn).
(reload_outdf): Rename to:
(reload_outdf__RnFRm).
(reload_insf): Rename to:
(reload_insf__frn).
(reload_insi): Rename to:
(reload_insi__i_fpul).
Modified:
trunk/gcc/ChangeLog
trunk/gcc/config/sh/sh-protos.h
trunk/gcc/config/sh/sh.c
trunk/gcc/config/sh/sh.h
trunk/gcc/config/sh/sh.md
trunk/gcc/doc/md.texi
trunk/gcc/doc/tm.texi
trunk/gcc/optabs.c
trunk/gcc/regclass.c
trunk/gcc/reload.c
trunk/gcc/reload.h
trunk/gcc/reload1.c
trunk/gcc/target-def.h
trunk/gcc/target.h
trunk/gcc/targhooks.c
trunk/gcc/targhooks.h
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21623