diff options
| -rw-r--r-- | gcc/ChangeLog | 38 | ||||
| -rw-r--r-- | gcc/config/i386/i386.c | 6 |
2 files changed, 26 insertions, 18 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index e7af138..cb675b3 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -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> * doc/tree-ssa.texi: Remove pieces mentioning mark_sym_for_renaming. @@ -61,10 +68,10 @@ * tree-ssanames.c (init_ssanames): Adjust. * tree-ssa.c (maybe_rewrite_mem_ref_base, maybe_optimize_var, execute_update_addresses_taken): Add bitmap to keep track of which - candidates are suitable for rewriting and later renaming by SSA - update. + candidates are suitable for rewriting and later renaming by SSA update. * 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. * gimplify.c (gimple_regimplify_operands): Likewise. (force_gimple_operand_1): Likewise. @@ -79,8 +86,7 @@ (execute_load_motion): Likewise. (remove_stmt): Likewise. (execute_pred_commoning_chain): Likewise. - * tree-sra.c (create_access_replacement): Do not rename real - operands. + * tree-sra.c (create_access_replacement): Do not rename real operands. (get_unrenamed_access_replacement): Unify with ... (get_access_replacement): ... this. (get_repl_default_def_ssa_name): Adjust. @@ -152,8 +158,7 @@ (fini_ssa_renamer): Likewise. (delete_update_ssa): Likewise. (update_ssa): Likewise. - * tree-ssanames.c (release_dead_ssa_names): Do not clear - current defs. + * tree-ssanames.c (release_dead_ssa_names): Do not clear current defs. 2012-07-31 Bill Schmidt <wschmidt@linux.ibm.com> @@ -176,8 +181,8 @@ 2012-07-31 Andrey Belevantsev <abel@ispras.ru> 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 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru> @@ -259,8 +264,7 @@ 2012-07-30 Joseph Myers <joseph@codesourcery.com> - * doc/sourcebuild.texi (Subdirectories): Document common - subdirectory. + * doc/sourcebuild.texi (Subdirectories): Document common subdirectory. 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 RDSEED support. * config/i386/i386-c.c: Define __RDSEED__ if needed. - * config/i386/i386.c (ix86_target_string): Define - -mrdseed option. + * config/i386/i386.c (ix86_target_string): Define -mrdseed option. (PTA_RDSEED): New. (ix86_option_override_internal): Handle new option. (ix86_valid_target_attribute_inner_p): Add OPT_mrdseed. @@ -324,7 +327,8 @@ 2012-07-30 Oleg Endo <olegendo@gcc.gnu.org> 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> @@ -344,16 +348,14 @@ Steven Bosscher <steven@gcc.gnu.org> * gengtype.c (adjust_field_type): Diagnose duplicate "length" - option applications and option being applied to arrays of atomic - types. + option applications and option being applied to arrays of atomic types. (walk_type): Allow "atomic" option on strings too. * dwarf2out.h (struct dw_vec_struct): Use the "atomic" GTY option for the array field. * vec.h: Describe the atomic object "A" type of the macros in the header comment. (VEC_T_GTY_ATOMIC, DEF_VEC_A, DEF_VEC_ALLOC_A): Define. - * emit-rtl.c (locations_locators_vals): use the atomic object - vector. + * emit-rtl.c (locations_locators_vals): use the atomic object vector. * doc/gty.texi: Clarify that GTY option "length" is only for arrays of non-atomic objects. Fix typo in the description of the "atomic" option. diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index f7a927e..1772dc6 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -11657,6 +11657,10 @@ ix86_address_subreg_operand (rtx op) if (GET_MODE_SIZE (mode) > UNITS_PER_WORD) 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. */ 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); parts.base = simplify_subreg (GET_MODE (parts.base), tmp, GET_MODE (tmp), 0); + gcc_assert (parts.base != NULL_RTX); } 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); parts.index = simplify_subreg (GET_MODE (parts.index), tmp, GET_MODE (tmp), 0); + gcc_assert (parts.index != NULL_RTX); } base = parts.base; |