jhuber6 created this revision. jhuber6 added reviewers: MaskRay, aaron.ballman. Herald added a project: All. jhuber6 requested review of this revision. Herald added a project: clang. Herald added a subscriber: cfe-commits.
Currently there is no documentation for these flags, users might find it confusing to know which values are permitted. This change simply adds documentation to suggest using `-mcpu=help` to list the availible target names. Repository: rG LLVM Github Monorepo https://reviews.llvm.org/D151098 Files: clang/include/clang/Driver/Options.td Index: clang/include/clang/Driver/Options.td =================================================================== --- clang/include/clang/Driver/Options.td +++ clang/include/clang/Driver/Options.td @@ -3494,7 +3494,8 @@ def mwatchos_version_min_EQ : Joined<["-"], "mwatchos-version-min=">, Group<m_Group>; def mwatchos_simulator_version_min_EQ : Joined<["-"], "mwatchos-simulator-version-min=">; def mwatchsimulator_version_min_EQ : Joined<["-"], "mwatchsimulator-version-min=">, Alias<mwatchos_simulator_version_min_EQ>; -def march_EQ : Joined<["-"], "march=">, Group<m_Group>, Flags<[CoreOption]>; +def march_EQ : Joined<["-"], "march=">, Group<m_Group>, Flags<[CoreOption]>, + HelpText<"For a list of availible architectures for the target use '-mcpu=help'">; def masm_EQ : Joined<["-"], "masm=">, Group<m_Group>, Flags<[NoXarchOption]>; def inline_asm_EQ : Joined<["-"], "inline-asm=">, Group<m_Group>, Flags<[CC1Option]>, Values<"att,intel">, @@ -3518,7 +3519,8 @@ def mguard_EQ : Joined<["-"], "mguard=">, Group<m_Group>, Flags<[NoXarchOption]>, HelpText<"Enable or disable Control Flow Guard checks and guard tables emission">, Values<"none,cf,cf-nochecks">; -def mcpu_EQ : Joined<["-"], "mcpu=">, Group<m_Group>; +def mcpu_EQ : Joined<["-"], "mcpu=">, Group<m_Group>, + HelpText<"For a list of availible CPUs for the target use '-mcpu=help'">; def mmcu_EQ : Joined<["-"], "mmcu=">, Group<m_Group>; def msim : Flag<["-"], "msim">, Group<m_Group>; def mdynamic_no_pic : Joined<["-"], "mdynamic-no-pic">, Group<m_Group>;
Index: clang/include/clang/Driver/Options.td =================================================================== --- clang/include/clang/Driver/Options.td +++ clang/include/clang/Driver/Options.td @@ -3494,7 +3494,8 @@ def mwatchos_version_min_EQ : Joined<["-"], "mwatchos-version-min=">, Group<m_Group>; def mwatchos_simulator_version_min_EQ : Joined<["-"], "mwatchos-simulator-version-min=">; def mwatchsimulator_version_min_EQ : Joined<["-"], "mwatchsimulator-version-min=">, Alias<mwatchos_simulator_version_min_EQ>; -def march_EQ : Joined<["-"], "march=">, Group<m_Group>, Flags<[CoreOption]>; +def march_EQ : Joined<["-"], "march=">, Group<m_Group>, Flags<[CoreOption]>, + HelpText<"For a list of availible architectures for the target use '-mcpu=help'">; def masm_EQ : Joined<["-"], "masm=">, Group<m_Group>, Flags<[NoXarchOption]>; def inline_asm_EQ : Joined<["-"], "inline-asm=">, Group<m_Group>, Flags<[CC1Option]>, Values<"att,intel">, @@ -3518,7 +3519,8 @@ def mguard_EQ : Joined<["-"], "mguard=">, Group<m_Group>, Flags<[NoXarchOption]>, HelpText<"Enable or disable Control Flow Guard checks and guard tables emission">, Values<"none,cf,cf-nochecks">; -def mcpu_EQ : Joined<["-"], "mcpu=">, Group<m_Group>; +def mcpu_EQ : Joined<["-"], "mcpu=">, Group<m_Group>, + HelpText<"For a list of availible CPUs for the target use '-mcpu=help'">; def mmcu_EQ : Joined<["-"], "mmcu=">, Group<m_Group>; def msim : Flag<["-"], "msim">, Group<m_Group>; def mdynamic_no_pic : Joined<["-"], "mdynamic-no-pic">, Group<m_Group>;
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