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[pushed] vect: Fix scalar stmt typo in vect_optimize_slp_pass [PR106886]

Message ID mpt1qslao6v.fsf@arm.com
State New
Headers show
Series [pushed] vect: Fix scalar stmt typo in vect_optimize_slp_pass [PR106886] | expand

Commit Message

Richard Sandiford Sept. 8, 2022, 3:19 p.m. UTC 
Fix a stupid typo in my vect_optimize_slp_pass patch.

Tested on aarch64-linux-gnu, pushed as obvious.

Richard


gcc/
	PR tree-optimization/106886
	* tree-vect-slp.cc (vect_optimize_slp_pass::get_result_with_layout):
	Fix copying of scalar stmts.

gcc/testsuite/
	PR tree-optimization/106886
	* gcc.dg/vect/bb-slp-layout-21.c: New test.
---
 gcc/testsuite/gcc.dg/vect/bb-slp-layout-21.c | 23 ++++++++++++++++++++
 gcc/tree-vect-slp.cc                         |  2 +-
 2 files changed, 24 insertions(+), 1 deletion(-)
 create mode 100644 gcc/testsuite/gcc.dg/vect/bb-slp-layout-21.c
diff mbox series

Patch

diff --git a/gcc/testsuite/gcc.dg/vect/bb-slp-layout-21.c b/gcc/testsuite/gcc.dg/vect/bb-slp-layout-21.c
new file mode 100644
index 00000000000..c851d58c97a
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/vect/bb-slp-layout-21.c
@@ -0,0 +1,23 @@ 
+/* { dg-do compile } */
+/* { dg-additional-options "-march=bdver2" { target x86_64-*-* i?86-*-* } } */
+
+int rl2GeomExport64_little_endian, rl2GeomExport64_little_endian_arch;
+void rl2GeomExport64(unsigned char *p, double value) {
+  union {
+    unsigned char byte[8];
+    double double_value;
+  } convert;
+  convert.double_value = value;
+  if (rl2GeomExport64_little_endian_arch)
+    if (rl2GeomExport64_little_endian) {
+      *(p + 7) = convert.byte[0];
+      *(p + 6) = convert.byte[1];
+      *(p + 5) = convert.byte[2];
+      *(p + 4) = convert.byte[3];
+      *(p + 3) = convert.byte[4];
+      *(p + 2) = convert.byte[5];
+      *(p + 1) = convert.byte[6];
+      *p = convert.byte[7];
+    } else
+      *p = convert.byte[7];
+}
diff --git a/gcc/tree-vect-slp.cc b/gcc/tree-vect-slp.cc
index 3fa2dc96dda..ca3422c2a1e 100644
--- a/gcc/tree-vect-slp.cc
+++ b/gcc/tree-vect-slp.cc
@@ -5212,7 +5212,7 @@  vect_optimize_slp_pass::get_result_with_layout (slp_tree node,
       if (SLP_TREE_SCALAR_STMTS (node).length ())
 	{
 	  auto &stmts = SLP_TREE_SCALAR_STMTS (result);
-	  stmts.safe_splice (SLP_TREE_SCALAR_STMTS (result));
+	  stmts.safe_splice (SLP_TREE_SCALAR_STMTS (node));
 	  if (from_layout_i != 0)
 	    vect_slp_permute (m_perms[from_layout_i], stmts, false);
 	  if (to_layout_i != 0)