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i386.c (ix86_address_subreg_operand): Reject stack pointer. 

* config/i386/i386.c (ix86_address_subreg_operand): Reject
        stack pointer.
        (ix86_print_operand_address): Assert that parts.base and parts.index
        are non-NULL after call to simplify_subreg.

From-SVN: r190036
This commit is contained in:
Uros Bizjak 2012-08-01 14:08:53 +02:00
parent 1491b564b2
commit 85add0cfd1
2 changed files with 26 additions and 18 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

38
gcc/ChangeLog
View File

@ -1,3 +1,10 @@
2012-08-01 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (ix86_address_subreg_operand): Reject
stack pointer.
(ix86_print_operand_address): Assert that parts.base and parts.index
are non-NULL after call to simplify_subreg.
2012-08-01 Richard Guenther <rguenther@suse.de> 2012-08-01 Richard Guenther <rguenther@suse.de>
* doc/tree-ssa.texi: Remove pieces mentioning mark_sym_for_renaming. * doc/tree-ssa.texi: Remove pieces mentioning mark_sym_for_renaming.
@ -61,10 +68,10 @@
* tree-ssanames.c (init_ssanames): Adjust. * tree-ssanames.c (init_ssanames): Adjust.
* tree-ssa.c (maybe_rewrite_mem_ref_base, maybe_optimize_var, * tree-ssa.c (maybe_rewrite_mem_ref_base, maybe_optimize_var,
execute_update_addresses_taken): Add bitmap to keep track of which execute_update_addresses_taken): Add bitmap to keep track of which
candidates are suitable for rewriting and later renaming by SSA candidates are suitable for rewriting and later renaming by SSA update.
update.
* matrix-reorg.c (transform_access_sites): Do not rename all defs. * matrix-reorg.c (transform_access_sites): Do not rename all defs.
* tree-dfa.c (make_rename_temp): Do not mark real operands for renaming. * tree-dfa.c (make_rename_temp): Do not mark real operands for
renaming.
* cgraphunit.c (assemble_thunk): Likewise. * cgraphunit.c (assemble_thunk): Likewise.
* gimplify.c (gimple_regimplify_operands): Likewise. * gimplify.c (gimple_regimplify_operands): Likewise.
(force_gimple_operand_1): Likewise. (force_gimple_operand_1): Likewise.
@ -79,8 +86,7 @@
(execute_load_motion): Likewise. (execute_load_motion): Likewise.
(remove_stmt): Likewise. (remove_stmt): Likewise.
(execute_pred_commoning_chain): Likewise. (execute_pred_commoning_chain): Likewise.
* tree-sra.c (create_access_replacement): Do not rename real * tree-sra.c (create_access_replacement): Do not rename real operands.
operands.
(get_unrenamed_access_replacement): Unify with ... (get_unrenamed_access_replacement): Unify with ...
(get_access_replacement): ... this. (get_access_replacement): ... this.
(get_repl_default_def_ssa_name): Adjust. (get_repl_default_def_ssa_name): Adjust.
@ -152,8 +158,7 @@
(fini_ssa_renamer): Likewise. (fini_ssa_renamer): Likewise.
(delete_update_ssa): Likewise. (delete_update_ssa): Likewise.
(update_ssa): Likewise. (update_ssa): Likewise.
* tree-ssanames.c (release_dead_ssa_names): Do not clear * tree-ssanames.c (release_dead_ssa_names): Do not clear current defs.
current defs.
2012-07-31 Bill Schmidt <wschmidt@linux.ibm.com> 2012-07-31 Bill Schmidt <wschmidt@linux.ibm.com>
@ -176,8 +181,8 @@
2012-07-31 Andrey Belevantsev <abel@ispras.ru> 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
PR target/53975 PR target/53975
* sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment. * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
Revert Revert
2011-08-04 Sergey Grechanik <mouseentity@ispras.ru> 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
@ -259,8 +264,7 @@
2012-07-30 Joseph Myers <joseph@codesourcery.com> 2012-07-30 Joseph Myers <joseph@codesourcery.com>
* doc/sourcebuild.texi (Subdirectories): Document common * doc/sourcebuild.texi (Subdirectories): Document common subdirectory.
subdirectory.
2012-07-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 2012-07-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
@ -299,8 +303,7 @@
* config/i386/driver-i386.c (host_detect_local_cpu): Detect * config/i386/driver-i386.c (host_detect_local_cpu): Detect
RDSEED support. RDSEED support.
* config/i386/i386-c.c: Define __RDSEED__ if needed. * config/i386/i386-c.c: Define __RDSEED__ if needed.
* config/i386/i386.c (ix86_target_string): Define * config/i386/i386.c (ix86_target_string): Define -mrdseed option.
-mrdseed option.
(PTA_RDSEED): New. (PTA_RDSEED): New.
(ix86_option_override_internal): Handle new option. (ix86_option_override_internal): Handle new option.
(ix86_valid_target_attribute_inner_p): Add OPT_mrdseed. (ix86_valid_target_attribute_inner_p): Add OPT_mrdseed.
@ -324,7 +327,8 @@
2012-07-30 Oleg Endo <olegendo@gcc.gnu.org> 2012-07-30 Oleg Endo <olegendo@gcc.gnu.org>
PR target/39423 PR target/39423
* config/gcc/sh/sh.md (*movsi_index_disp, *movhi_index_disp): New insns. * config/gcc/sh/sh.md (*movsi_index_disp, *movhi_index_disp): New
insns.
2012-07-30 Oleg Endo <olegendo@gcc.gnu.org> 2012-07-30 Oleg Endo <olegendo@gcc.gnu.org>
@ -344,16 +348,14 @@
Steven Bosscher <steven@gcc.gnu.org> Steven Bosscher <steven@gcc.gnu.org>
* gengtype.c (adjust_field_type): Diagnose duplicate "length" * gengtype.c (adjust_field_type): Diagnose duplicate "length"
option applications and option being applied to arrays of atomic option applications and option being applied to arrays of atomic types.
types.
(walk_type): Allow "atomic" option on strings too. (walk_type): Allow "atomic" option on strings too.
* dwarf2out.h (struct dw_vec_struct): Use the "atomic" GTY option * dwarf2out.h (struct dw_vec_struct): Use the "atomic" GTY option
for the array field. for the array field.
* vec.h: Describe the atomic object "A" type of the macros in * vec.h: Describe the atomic object "A" type of the macros in
the header comment. the header comment.
(VEC_T_GTY_ATOMIC, DEF_VEC_A, DEF_VEC_ALLOC_A): Define. (VEC_T_GTY_ATOMIC, DEF_VEC_A, DEF_VEC_ALLOC_A): Define.
* emit-rtl.c (locations_locators_vals): use the atomic object * emit-rtl.c (locations_locators_vals): use the atomic object vector.
vector.
* doc/gty.texi: Clarify that GTY option "length" is only for * doc/gty.texi: Clarify that GTY option "length" is only for
arrays of non-atomic objects. Fix typo in the description of the arrays of non-atomic objects. Fix typo in the description of the
"atomic" option. "atomic" option.

6
gcc/config/i386/i386.c
View File

@ -11657,6 +11657,10 @@ ix86_address_subreg_operand (rtx op)
if (GET_MODE_SIZE (mode) > UNITS_PER_WORD) if (GET_MODE_SIZE (mode) > UNITS_PER_WORD)
return false; return false;
/* simplify_subreg does not handle stack pointer. */
if (REGNO (op) == STACK_POINTER_REGNUM)
return false;
/* Allow only SUBREGs of non-eliminable hard registers. */ /* Allow only SUBREGs of non-eliminable hard registers. */
return register_no_elim_operand (op, mode); return register_no_elim_operand (op, mode);
} }
@ -14823,6 +14827,7 @@ ix86_print_operand_address (FILE *file, rtx addr)
rtx tmp = SUBREG_REG (parts.base); rtx tmp = SUBREG_REG (parts.base);
parts.base = simplify_subreg (GET_MODE (parts.base), parts.base = simplify_subreg (GET_MODE (parts.base),
tmp, GET_MODE (tmp), 0); tmp, GET_MODE (tmp), 0);
gcc_assert (parts.base != NULL_RTX);
} }
if (parts.index && GET_CODE (parts.index) == SUBREG) if (parts.index && GET_CODE (parts.index) == SUBREG)
@ -14830,6 +14835,7 @@ ix86_print_operand_address (FILE *file, rtx addr)
rtx tmp = SUBREG_REG (parts.index); rtx tmp = SUBREG_REG (parts.index);
parts.index = simplify_subreg (GET_MODE (parts.index), parts.index = simplify_subreg (GET_MODE (parts.index),
tmp, GET_MODE (tmp), 0); tmp, GET_MODE (tmp), 0);
gcc_assert (parts.index != NULL_RTX);
} }
base = parts.base; base = parts.base;