diff options
Diffstat (limited to 'sys-devel/gcc/files/gcc-13.0.1_pre20230409-PR109473-ICE-reduction-epilog.patch')
| -rw-r--r-- | sys-devel/gcc/files/gcc-13.0.1_pre20230409-PR109473-ICE-reduction-epilog.patch | 58 |
1 files changed, 0 insertions, 58 deletions
diff --git a/sys-devel/gcc/files/gcc-13.0.1_pre20230409-PR109473-ICE-reduction-epilog.patch b/sys-devel/gcc/files/gcc-13.0.1_pre20230409-PR109473-ICE-reduction-epilog.patch deleted file mode 100644 index cab26653a09d..000000000000 --- a/sys-devel/gcc/files/gcc-13.0.1_pre20230409-PR109473-ICE-reduction-epilog.patch +++ /dev/null @@ -1,58 +0,0 @@ -https://gcc.gnu.org/git/?p=gcc.git;a=commitdiff;h=df7f55cb2ae550adeda339a57b657ebe1ad39367 -https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109473 - -From df7f55cb2ae550adeda339a57b657ebe1ad39367 Mon Sep 17 00:00:00 2001 -From: Richard Biener <rguenther@suse.de> -Date: Wed, 12 Apr 2023 10:22:08 +0200 -Subject: [PATCH] tree-optimization/109473 - ICE with reduction epilog - adjustment op - -The following makes sure to carry out the reduction epilog adjustment -in the original computation type which for pointers is an unsigned -integer type. There's a similar issue with signed vs. unsigned ops -and overflow which is fixed by this as well. - - PR tree-optimization/109473 - * tree-vect-loop.cc (vect_create_epilog_for_reduction): - Convert scalar result to the computation type before performing - the reduction adjustment. - - * gcc.dg/vect/pr109473.c: New testcase. ---- /dev/null -+++ b/gcc/testsuite/gcc.dg/vect/pr109473.c -@@ -0,0 +1,16 @@ -+/* { dg-do compile } */ -+/* { dg-additional-options "-O" } */ -+ -+struct spa_buffer { -+ __UINT32_TYPE__ *metas; -+}; -+void do_port_use_buffers(struct spa_buffer **buffers, void *endptr, void *mem) -+{ -+ for (int i = 0; i < 128; i++) -+ { -+ for (int j = 0; j < 128; j++) -+ endptr = (void *)((__UINTPTR_TYPE__)endptr + buffers[i]->metas[j]); -+ if (endptr > mem) -+ return; -+ } -+} ---- a/gcc/tree-vect-loop.cc -+++ b/gcc/tree-vect-loop.cc -@@ -6297,9 +6297,12 @@ vect_create_epilog_for_reduction (loop_vec_info loop_vinfo, - { - new_temp = scalar_results[0]; - gcc_assert (TREE_CODE (TREE_TYPE (adjustment_def)) != VECTOR_TYPE); -- adjustment_def = gimple_convert (&stmts, scalar_type, adjustment_def); -- new_temp = gimple_build (&stmts, code, scalar_type, -+ adjustment_def = gimple_convert (&stmts, TREE_TYPE (vectype), -+ adjustment_def); -+ new_temp = gimple_convert (&stmts, TREE_TYPE (vectype), new_temp); -+ new_temp = gimple_build (&stmts, code, TREE_TYPE (vectype), - new_temp, adjustment_def); -+ new_temp = gimple_convert (&stmts, scalar_type, new_temp); - } - - epilog_stmt = gimple_seq_last_stmt (stmts); --- -2.31.1 |