diff options
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/basic-block.h | 1 | ||||
| -rw-r--r-- | gcc/flow.c | 5 |
3 files changed, 5 insertions, 6 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 031ab57bc5e..e0784ef5145 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2005-04-15 Kazu Hirata <kazu@cs.umass.edu> + + * basic-block.h (PROP_EQUAL_NOTES): Remove. + * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES. + 2005-04-15 Andrew MacLeod <amacleod@redhat.com> * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses diff --git a/gcc/basic-block.h b/gcc/basic-block.h index fcaa9a952aa..447438cc2d1 100644 --- a/gcc/basic-block.h +++ b/gcc/basic-block.h @@ -780,7 +780,6 @@ enum update_life_extent #define PROP_ALLOW_CFG_CHANGES 32 /* Allow the CFG to be changed by dead code removal. */ #define PROP_AUTOINC 64 /* Create autoinc mem references. */ -#define PROP_EQUAL_NOTES 128 /* Take into account REG_EQUAL notes. */ #define PROP_SCAN_DEAD_STORES 256 /* Scan for dead code. */ #define PROP_ASM_SCAN 512 /* Internal flag used within flow.c to flag analysis of asms. */ diff --git a/gcc/flow.c b/gcc/flow.c index 2c7e84fbe6b..3251dd699ab 100644 --- a/gcc/flow.c +++ b/gcc/flow.c @@ -1798,7 +1798,6 @@ propagate_one_insn (struct propagate_block_info *pbi, rtx insn) } else { - rtx note; /* Any regs live at the time of a call instruction must not go in a register clobbered by calls. Find all regs now live and record this for them. */ @@ -1873,10 +1872,6 @@ propagate_one_insn (struct propagate_block_info *pbi, rtx insn) /* Record uses. */ if (! insn_is_dead) mark_used_regs (pbi, PATTERN (insn), NULL_RTX, insn); - if ((flags & PROP_EQUAL_NOTES) - && ((note = find_reg_note (insn, REG_EQUAL, NULL_RTX)) - || (note = find_reg_note (insn, REG_EQUIV, NULL_RTX)))) - mark_used_regs (pbi, XEXP (note, 0), NULL_RTX, insn); /* Sometimes we may have inserted something before INSN (such as a move) when we make an auto-inc. So ensure we will scan those insns. */ |