[Lldb-commits] [clang] [flang] [libc] [libcxx] [clang-tools-extra] [lldb] [lld] [libunwind] [llvm] [compiler-rt] [X86] Use RORX over SHR imm (PR #77964)

@@ -4216,6 +4217,97 @@ MachineSDNode *X86DAGToDAGISel::emitPCMPESTR(unsigned ROpc, unsigned MOpc, return CNode; } +// When the consumer of a right shift (arithmetic or logical) wouldn't notice +// the difference if the instruction was a rotate right instead (because the

[Lldb-commits] [clang] [flang] [libc] [libcxx] [clang-tools-extra] [lldb] [lld] [libunwind] [llvm] [compiler-rt] [X86] Use RORX over SHR imm (PR #77964)

https://github.com/Bryce-MW updated https://github.com/llvm/llvm-project/pull/77964 >From d4c312b9dbf447d0a53dda0e6cdc482bd908430b Mon Sep 17 00:00:00 2001 From: Bryce Wilson Date: Fri, 12 Jan 2024 16:01:32 -0600 Subject: [PATCH 01/15] [X86] Use RORX over SHR imm ---