[Lldb-commits] [flang] [lldb] [libcxx] [libc] [llvm] [clang] [libunwind] [clang-tools-extra] [compiler-rt] [lld] [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 01/16] [X86] Use RORX over SHR imm ---

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

Bryce-MW wrote: I spent some time trying out something much more complex: starting at the user of flags that has other inputs (ADC, SBB, CMOVcc are the main ones), trace back the non-flags inputs to see if the node producing the flags inputs is along their paths then check the path from there

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

https://github.com/Bryce-MW ready_for_review https://github.com/llvm/llvm-project/pull/77964 ___ lldb-commits mailing list lldb-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/lldb-commits

[Lldb-commits] [libc] [clang-tools-extra] [lldb] [flang] [compiler-rt] [libcxx] [llvm] [libunwind] [clang] [lld] [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 01/16] [X86] Use RORX over SHR imm ---

[Lldb-commits] [libc] [clang-tools-extra] [lldb] [flang] [compiler-rt] [libcxx] [llvm] [libunwind] [clang] [lld] [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 01/16] [X86] Use RORX over SHR imm ---

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

Bryce-MW wrote: I think the fail on Windows is not related. Hopefully a merge fixes it... https://github.com/llvm/llvm-project/pull/77964 ___ lldb-commits mailing list lldb-commits@lists.llvm.org

[Lldb-commits] [compiler-rt] [libunwind] [clang] [llvm] [lld] [libc] [flang] [lldb] [clang-tools-extra] [libcxx] [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 ---

[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 ---

[Lldb-commits] [flang] [libunwind] [llvm] [clang] [lld] [lldb] [libc] [clang-tools-extra] [compiler-rt] [libcxx] [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 01/14] [X86] Use RORX over SHR imm ---