* bitmap.h (bitmap_and_into): Update prototype.
authorsteven <steven@138bc75d-0d04-0410-961f-82ee72b054a4>
Mon, 8 Oct 2012 15:33:58 +0000 (15:33 +0000)
committersteven <steven@138bc75d-0d04-0410-961f-82ee72b054a4>
Mon, 8 Oct 2012 15:33:58 +0000 (15:33 +0000)
commitea9538fb5aabd36c38b682b50f0c498654787474
treedc4fd0ce62886f374accbfc584455a9e48228637
parent6e02ff4b910cce859bc1490281d28ad5e81176a3
* bitmap.h (bitmap_and_into): Update prototype.
* bitmap.c (bitmap_and_into): Return true if the target bitmap
changed, false otherwise.

* df.h (df_dump_insn_problem_function): New function type.
(struct df_problem): Add two functions, to dump just before and
just after an insn.
(DF_RD_PRUNE_DEAD_DEFS): New changable flag.
(df_dump_insn_top, df_dump_insn_bottom): New prototypes.
* df-core (df_dump_region): Use dump_bb.
(df_dump_bb_problem_data): New function.
(df_dump_top, df_dump_bottom): Rewrite using df_dump_bb_problem_data.
(df_dump_insn_problem_data): New function.
(df_dump_insn_top, df_dump_insn_bottom): New functions.
* df-scan.c (problem_SCAN): Add NULL fields for new members.
* df-problems.c (df_rd_local_compute): Ignore hard registers if
DF_NO_HARD_REGS is in effect.
(df_rd_transfer_function): If DF_RD_PRUNE_DEAD_DEFS is in effect,
prune reaching defs using the LR problem.
(df_rd_start_dump): Fix dumping of DEFs map.
(df_rd_dump_defs_set): New function.
(df_rd_top_dump, df_rd_bottom_dump): Use it.
(problem_RD): Add NULL fields for new members.
(problem_LR, problem_LIVE): Likewise.
(df_chain_bb_dump): New function.
(df_chain_top_dump): Dump only for artificial DEFs and USEs,
using df_chain_bb_dump.
(df_chain_bottom_dump): Likewise.
(df_chain_insn_top_dump, df_chain_insn_bottom_dump): New functions.
(problem_CHAIN): Add them as new members.
(problem_WORD_LR, problem_NOTE): Add NULL fields for new members.
(problem_MD): Likewise.
* cfgrtl.c (rtl_dump_bb): Use df_dump_insn_top and df_dump_insn_bottom.
(print_rtl_with_bb): Likewise.

* dce.c (init_dce): Use DF_RD_PRUNE_DEAD_DEFS.
* loop-invariant.c (find_defs): Likewise.
* loop-iv.c (iv_analysis_loop_init): Likewise.
* ree.c (find_and_remove_re): Likewise.
* web.c (web_main): Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@192213 138bc75d-0d04-0410-961f-82ee72b054a4
13 files changed:
gcc/ChangeLog
gcc/bitmap.c
gcc/bitmap.h
gcc/cfgrtl.c
gcc/dce.c
gcc/df-core.c
gcc/df-problems.c
gcc/df-scan.c
gcc/df.h
gcc/loop-invariant.c
gcc/loop-iv.c
gcc/ree.c
gcc/web.c