https://gcc.gnu.org/g:db447ec808e997bd13a849d9b3076792afb888cb
commit r14-10164-gdb447ec808e997bd13a849d9b3076792afb888cb
Author: Richard Biener <rguent...@suse.de>
Date: Fri May 3 16:03:14 2024 +0200
Revert "tree-optimization/114921 - _Float16 -> __bf16 isn't noop"
This reverts commit fa7e05d90bb672b58424ddbe37a05a0fd0949b35.
Diff:
---
gcc/tree-vect-stmts.cc | 19 ++++++++-----------
1 file changed, 8 insertions(+), 11 deletions(-)
diff --git a/gcc/tree-vect-stmts.cc b/gcc/tree-vect-stmts.cc
index 7e571968a59..f8d8636b139 100644
--- a/gcc/tree-vect-stmts.cc
+++ b/gcc/tree-vect-stmts.cc
@@ -5955,17 +5955,14 @@ vectorizable_assignment (vec_info *vinfo,
if (!vectype_in)
vectype_in = get_vectype_for_scalar_type (vinfo, TREE_TYPE (op), slp_node);
- /* We can handle VIEW_CONVERT conversions that do not change the number
- of elements or the vector size or other conversions when the component
- mode keeps the same. */
- if (!vectype_in
- || maybe_ne (TYPE_VECTOR_SUBPARTS (vectype_in), nunits)
- || (code == VIEW_CONVERT_EXPR
- && maybe_ne (GET_MODE_SIZE (TYPE_MODE (vectype)),
- GET_MODE_SIZE (TYPE_MODE (vectype_in))))
- || (CONVERT_EXPR_CODE_P (code)
- && (TYPE_MODE (TREE_TYPE (vectype))
- != TYPE_MODE (TREE_TYPE (vectype_in)))))
+ /* We can handle NOP_EXPR conversions that do not change the number
+ of elements or the vector size. */
+ if ((CONVERT_EXPR_CODE_P (code)
+ || code == VIEW_CONVERT_EXPR)
+ && (!vectype_in
+ || maybe_ne (TYPE_VECTOR_SUBPARTS (vectype_in), nunits)
+ || maybe_ne (GET_MODE_SIZE (TYPE_MODE (vectype)),
+ GET_MODE_SIZE (TYPE_MODE (vectype_in)))))
return false;
if (VECTOR_BOOLEAN_TYPE_P (vectype) != VECTOR_BOOLEAN_TYPE_P (vectype_in))
