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| author | Maxim Kuvyrkov <maxim@codesourcery.com> | 2010-07-27 19:38:10 +0000 |
|---|---|---|
| committer | Maxim Kuvyrkov <mkuvyrkov@gcc.gnu.org> | 2010-07-27 19:38:10 +0000 |
| commit | c7c910cee2ebe8faf33297eba3600add9ab233d1 (patch) | |
| tree | c55f4ddded819c86ddc4cc1def2d79b590ca8a37 /gcc | |
| parent | 3d489bc712a95777f917e16ae38a8e78935d6f11 (diff) | |
| download | gcc-c7c910cee2ebe8faf33297eba3600add9ab233d1.zip gcc-c7c910cee2ebe8faf33297eba3600add9ab233d1.tar.gz gcc-c7c910cee2ebe8faf33297eba3600add9ab233d1.tar.bz2 | |
re PR target/42495 (redundant memory load)
PR target/42495
PR middle-end/42574
* gcse.c (hoist_expr_reaches_here_p): Remove excessive check.
From-SVN: r162592
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/gcse.c | 3 |
2 files changed, 6 insertions, 3 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 36c9a1b..d1b8c54 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,11 @@ 2010-07-27 Maxim Kuvyrkov <maxim@codesourcery.com> + PR target/42495 + PR middle-end/42574 + * gcse.c (hoist_expr_reaches_here_p): Remove excessive check. + +2010-07-27 Maxim Kuvyrkov <maxim@codesourcery.com> + * gcse.c (hoist_code): Generate new pseudo for every new set insn. 2010-07-27 Maxim Kuvyrkov <maxim@codesourcery.com> @@ -4335,9 +4335,6 @@ hoist_expr_reaches_here_p (basic_block expr_bb, int expr_index, basic_block bb, else if (visited[pred_bb->index]) continue; - /* Does this predecessor generate this expression? */ - else if (TEST_BIT (comp[pred_bb->index], expr_index)) - break; else if (! TEST_BIT (transp[pred_bb->index], expr_index)) break; |