In order to make this a compatible change, look into updating MdeLibs.dsc.inc too so the lib mappings to the new locations are invisible to DSC files that include MdeLibs.dsc.inc.
Mike > -----Original Message----- > From: Oliver Smith-Denny <o...@linux.microsoft.com> > Sent: Thursday, August 1, 2024 3:39 PM > To: devel@edk2.groups.io; Ard Biesheuvel <a...@kernel.org>; Leif Lindholm > <quic_llind...@quicinc.com>; Sami Mujawar <sami.muja...@arm.com>; Kinney, > Michael D <michael.d.kin...@intel.com>; Liming Gao > <gaolim...@byosoft.com.cn>; Liu, Zhiguang <zhiguang....@intel.com> > Subject: [RFC] Move CompilerIntrinsicsLib and ArmSoftFloatLib to MdePkg > > CompilerIntrinsicsLib and ArmSoftFloatLib add ARM/AARCH64 compiler > intrinsics and floating point functions required by OpenSSL, > respectively. CompilerIntrinsicsLib is used almost in every DSC that > builds ARM/AARCH64 and ArmSoftFloatLib is used by every DSC that builds > logic from OpenSSL. Together these make almost every DSC have a > dependency on ArmPkg, which is odd and for a handful, MdeModulePkg, > EmbeddedPkg, and ShellPkg, namely, it is a circular dependency. > > There have been previous mailing list suggestions to move > CompilerIntrinsicsLib to MdePkg (possibly combining with other arch > intrinsics). I am not sure the end status of those conversations. By > moving these two libraries to MdePkg package, we accomplish a few > things: > > - Removing the circular dependency from MdeModulePkg and ShellPkg > (EmbeddedPkg has other ArmPkg dependencies) > > - Aligning MdePkg as the base package where baseline build and spec > dependencies are found with other industry standard behavior > > - Detangling ArmPkg and making ARM/AARCH64 more of a first class > citizen in edk2 instead of bolted onto the side > > There is no functional change here and the amount of work is light, but > I think it moves edk2 in the direction it wants to go, so I'm happy to > put up a PR for this, but I wanted to get feedback before I did so. This > aligns with similar efforts, such as moving more ARM/AARCH64 chipset > definitions to MdePkg from ArmPkg [1][2][3]. This also aligns to the > overall goal of deleting ArmPkg: > https://bugzilla.tianocore.org/show_bug.cgi?id=4121 > > Thanks, > Oliver > > [1] > https://github.com/tianocore/edk2/commit/f2b9d5417dccf763bcbb68cd0effed0e25 > 890aab > [2] > https://github.com/tianocore/edk2/commit/cf323e2839ce260fde43487baae205527d > ee1b2f > [3] > https://github.com/tianocore/edk2/commit/c68fb69dfefa7a76ebad33674a49632c4f > 8c6926 -=-=-=-=-=-=-=-=-=-=-=- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#120198): https://edk2.groups.io/g/devel/message/120198 Mute This Topic: https://groups.io/mt/107675828/21656 Group Owner: devel+ow...@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [arch...@mail-archive.com] -=-=-=-=-=-=-=-=-=-=-=-
