junparser marked 3 inline comments as done.
junparser added inline comments.
================
Comment at: clang/lib/CodeGen/CGExprScalar.cpp:2746
+ if (E->getType()->isVectorType() &&
+ E->getType()->castAs<VectorType>()->getVectorKind() ==
+ VectorType::GenericVector) {
----------------
erichkeane wrote:
> Why limit this to just the base vector type? Doesn't this remove the
> ext-vector implementation?
>
>
the kind of ext-vector is GenericVector as well. so it also includes
ext-vector.
================
Comment at: clang/lib/Sema/SemaExpr.cpp:14442
+ break;
+ } else if (Context.getLangOpts().CPlusPlus && resultType->isVectorType()) {
+ const VectorType *VTy = resultType->castAs<VectorType>();
----------------
erichkeane wrote:
> Why C++ only? It seems if we're doing this, it should be for all language
> modes.
Here we keep the behavior as same as gcc since ! of vector only allows with
C++ in gcc
================
Comment at: clang/test/CodeGen/vector.c:90
+// CHECK: define i32 @lax_vector_logic_not1(i32 {{.*}}, i32 {{.*}})
+// CHECK: icmp ne i32
+
----------------
erichkeane wrote:
> Can you clarify what this is doing here? It doesn't seem clear to me what
> the output of this is.
>
> Additionally, what about FP types? What do we expect this to emit?
sorry for the confusing. it seems i add the wrong code which test the != rather
than !. I'll add the new testcases
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D80979/new/
https://reviews.llvm.org/D80979
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