This revision was landed with ongoing or failed builds. This revision was automatically updated to reflect the committed changes. Closed by commit rG2321c36fbf76: [ARM] Don't Enable AES Pass for Generic Cores (authored by lenary).
Repository: rG LLVM Github Monorepo CHANGES SINCE LAST ACTION https://reviews.llvm.org/D125775/new/ https://reviews.llvm.org/D125775 Files: clang/docs/ReleaseNotes.rst llvm/docs/ReleaseNotes.rst llvm/lib/Target/ARM/ARM.td Index: llvm/lib/Target/ARM/ARM.td =================================================================== --- llvm/lib/Target/ARM/ARM.td +++ llvm/lib/Target/ARM/ARM.td @@ -1161,7 +1161,7 @@ // ARM processors // // Dummy CPU, used to target architectures -def : ProcessorModel<"generic", CortexA8Model, [FeatureFixCortexA57AES1742098]>; +def : ProcessorModel<"generic", CortexA8Model, []>; // FIXME: Several processors below are not using their own scheduler // model, but one of similar/previous processor. These should be fixed. Index: llvm/docs/ReleaseNotes.rst =================================================================== --- llvm/docs/ReleaseNotes.rst +++ llvm/docs/ReleaseNotes.rst @@ -99,6 +99,8 @@ warnings will be generated and -mrestrict-it is now always off by default. Previously it was on by default for Armv8 and off for all other architecture versions. +* Added a pass to workaround Cortex-A57 Erratum 1742098 and Cortex-A72 + Erratum 1655431. This is enabled by default when targeting either CPU. Changes to the AVR Backend -------------------------- Index: clang/docs/ReleaseNotes.rst =================================================================== --- clang/docs/ReleaseNotes.rst +++ clang/docs/ReleaseNotes.rst @@ -265,6 +265,11 @@ the parameter list were ``void``. There is no ``-fknr-functions`` or ``-fno-no-knr-functions`` flag; this feature cannot be disabled in language modes where it is required, such as C++ or C2x. +- A new ARM pass to workaround Cortex-A57 Erratum 1742098 and Cortex-A72 Erratum + 1655431 can be enabled using ``-mfix-cortex-a57-aes-1742098`` or + ``-mfix-cortex-a72-aes-1655431``. The pass is enabled when using either of + these cpus with ``-mcpu=`` and can be disabled using + ``-mno-fix-cortex-a57-aes-1742098`` or ``-mno-fix-cortex-a72-aes-1655431``. Deprecated Compiler Flags -------------------------
Index: llvm/lib/Target/ARM/ARM.td =================================================================== --- llvm/lib/Target/ARM/ARM.td +++ llvm/lib/Target/ARM/ARM.td @@ -1161,7 +1161,7 @@ // ARM processors // // Dummy CPU, used to target architectures -def : ProcessorModel<"generic", CortexA8Model, [FeatureFixCortexA57AES1742098]>; +def : ProcessorModel<"generic", CortexA8Model, []>; // FIXME: Several processors below are not using their own scheduler // model, but one of similar/previous processor. These should be fixed. Index: llvm/docs/ReleaseNotes.rst =================================================================== --- llvm/docs/ReleaseNotes.rst +++ llvm/docs/ReleaseNotes.rst @@ -99,6 +99,8 @@ warnings will be generated and -mrestrict-it is now always off by default. Previously it was on by default for Armv8 and off for all other architecture versions. +* Added a pass to workaround Cortex-A57 Erratum 1742098 and Cortex-A72 + Erratum 1655431. This is enabled by default when targeting either CPU. Changes to the AVR Backend -------------------------- Index: clang/docs/ReleaseNotes.rst =================================================================== --- clang/docs/ReleaseNotes.rst +++ clang/docs/ReleaseNotes.rst @@ -265,6 +265,11 @@ the parameter list were ``void``. There is no ``-fknr-functions`` or ``-fno-no-knr-functions`` flag; this feature cannot be disabled in language modes where it is required, such as C++ or C2x. +- A new ARM pass to workaround Cortex-A57 Erratum 1742098 and Cortex-A72 Erratum + 1655431 can be enabled using ``-mfix-cortex-a57-aes-1742098`` or + ``-mfix-cortex-a72-aes-1655431``. The pass is enabled when using either of + these cpus with ``-mcpu=`` and can be disabled using + ``-mno-fix-cortex-a57-aes-1742098`` or ``-mno-fix-cortex-a72-aes-1655431``. Deprecated Compiler Flags -------------------------
_______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
