[llvm] [X86][LV] Add partial-reduction dot-product support (PR #205373)

[Zihao Wang via llvm-commits]

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@@ -0,0 +1,1033 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
+; RUN: llc -mtriple=x86_64-unknown-linux-gnu -mcpu=znver4 < %s | FileCheck %s --check-prefixes=AVX512VNNI
+; RUN: llc -mtriple=x86_64-unknown-linux-gnu -mcpu=alderlake < %s | FileCheck %s --check-prefixes=AVXVNNI
+; RUN: llc -mtriple=x86_64-unknown-linux-gnu -mcpu=znver4 -mattr=+avxvnniint8,+avxvnniint16 < %s | FileCheck %s --check-prefixes=AVXVNNIINT8INT16
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hhy3 wrote:

fixed

https://github.com/llvm/llvm-project/pull/205373