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* [gcc(refs/users/guojiufu/heads/personal-branch)] without number_of_iterations_exit
@ 2021-05-31 5:56 Jiu Fu Guo
0 siblings, 0 replies; 2+ messages in thread
From: Jiu Fu Guo @ 2021-05-31 5:56 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:d5538d2073f7b17289b3ac65dce122904b67b5d9
commit d5538d2073f7b17289b3ac65dce122904b67b5d9
Author: Jiufu Guo <guojiufu@linux.ibm.com>
Date: Fri May 14 23:23:45 2021 +0800
without number_of_iterations_exit
Diff:
---
gcc/tree-ssa-loop-split.c | 7 -------
1 file changed, 7 deletions(-)
diff --git a/gcc/tree-ssa-loop-split.c b/gcc/tree-ssa-loop-split.c
index 11d3582dd3d..425593ca70f 100644
--- a/gcc/tree-ssa-loop-split.c
+++ b/gcc/tree-ssa-loop-split.c
@@ -1666,13 +1666,6 @@ get_ne_cond_branch (struct loop *loop)
if (TREE_CODE (iv.base) == INTEGER_CST)
continue;
- /* If no overflow/wrap happen, no need to split. */
- class tree_niter_desc niter;
- if (!number_of_iterations_exit (loop, e, &niter, false, false, NULL))
- continue;
- if (niter.control.no_overflow)
- return NULL;
-
/* Check loop is simple to split. */
gcc_assert (bb != loop->latch);
^ permalink raw reply [flat|nested] 2+ messages in thread
* [gcc(refs/users/guojiufu/heads/personal-branch)] without number_of_iterations_exit
@ 2021-05-20 6:28 Jiu Fu Guo
0 siblings, 0 replies; 2+ messages in thread
From: Jiu Fu Guo @ 2021-05-20 6:28 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:a18882b0f0764d2adb6878cbfeb1f8b684984850
commit a18882b0f0764d2adb6878cbfeb1f8b684984850
Author: Jiufu Guo <guojiufu@linux.ibm.com>
Date: Fri May 14 23:23:45 2021 +0800
without number_of_iterations_exit
Diff:
---
gcc/tree-ssa-loop-split.c | 7 -------
1 file changed, 7 deletions(-)
diff --git a/gcc/tree-ssa-loop-split.c b/gcc/tree-ssa-loop-split.c
index 11d3582dd3d..425593ca70f 100644
--- a/gcc/tree-ssa-loop-split.c
+++ b/gcc/tree-ssa-loop-split.c
@@ -1666,13 +1666,6 @@ get_ne_cond_branch (struct loop *loop)
if (TREE_CODE (iv.base) == INTEGER_CST)
continue;
- /* If no overflow/wrap happen, no need to split. */
- class tree_niter_desc niter;
- if (!number_of_iterations_exit (loop, e, &niter, false, false, NULL))
- continue;
- if (niter.control.no_overflow)
- return NULL;
-
/* Check loop is simple to split. */
gcc_assert (bb != loop->latch);
^ permalink raw reply [flat|nested] 2+ messages in thread
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