On 8/7/24 3:42 AM, Feng Wang wrote:
This patch add the vector rotate shift pattern for auto-vect.
With this patch, the scalar rotate shift can be automatically
vectorized into vector rotate shift.
signed-off-by: Feng Wang
gcc/ChangeLog:
* config/riscv/autovec-opt.md (v3):
diff --git a/gcc/config/riscv/autovec-opt.md b/gcc/config/riscv/autovec-opt.md
index d7a3cfd4602..923122510ac 100644
--- a/gcc/config/riscv/autovec-opt.md
+++ b/gcc/config/riscv/autovec-opt.md
@@ -1607,3 +1607,19 @@
Such pattern which is natural auto-vectorization pattern should be in
autovec.md
This patch add the vector rotate shift pattern for auto-vect.
With this patch, the scalar rotate shift can be automatically
vectorized into vector rotate shift.
signed-off-by: Feng Wang
gcc/ChangeLog:
* config/riscv/autovec-opt.md (v3):
Add define_expand for vector rotate
