[Lldb-commits] [flang] [libcxx] [lldb] [lld] [mlir] [clang-tools-extra] [libc] [openmp] [llvm] [clang] [SLP]Add support for strided loads. (PR #80310)

[Philip Reames via lldb-commits]

================
@@ -30,7 +30,7 @@ define void @test() {
 ; CHECK-SLP-THRESHOLD:       bb:
 ; CHECK-SLP-THRESHOLD-NEXT:    [[TMP0:%.*]] = insertelement <4 x ptr> poison, ptr [[COND_IN_V]], i32 0
 ; CHECK-SLP-THRESHOLD-NEXT:    [[TMP1:%.*]] = shufflevector <4 x ptr> [[TMP0]], <4 x ptr> poison, <4 x i32> zeroinitializer
-; CHECK-SLP-THRESHOLD-NEXT:    [[TMP2:%.*]] = getelementptr i64, <4 x ptr> [[TMP1]], <4 x i64> <i64 0, i64 4, i64 8, i64 12>
+; CHECK-SLP-THRESHOLD-NEXT:    [[TMP2:%.*]] = getelementptr i64, <4 x ptr> [[TMP1]], <4 x i64> <i64 12, i64 8, i64 4, i64 0>
----------------
preames wrote:

Shouldn't this be a strided load with a stride of -4*8?

If what you're aiming for is test stability, can you use a index which doesn't look anything like a strided load?

https://github.com/llvm/llvm-project/pull/80310