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On Fri, Sep 28, 2012 at 9:28 AM, Derek Schuff <[email protected]> wrote: > +cc Michael Liao who might be interested in X32-related stuff > > On Thu, Sep 27, 2012 at 11:24 AM, Derek Schuff <[email protected]> wrote: >> Hi, >> This patch refactors the NaCl/PNaCl support in clang such that the >> defines which belong to the NaCl OS (e.g. __native_client__) come from >> an OSTargetInfo and only those which are for Portable NaCl ( __pnacl__ >> and __le32__) come from the PNaClTargetInfo. >> It thus allows the compiler to support e.g. x86_64-nacl and arm-nacl >> targets (as well as le32-nacl). It would be a very small change except >> that the x86_64 nacl ABI is X32-like with 32-bit pointers, and does >> not use 80-bit float types. So, some small changes to e.g. >> X86_64ABIInfo. >> >> This patch is split into 2 parts. The first is a change to >> X86_64ABIInfo to support x86-64 targets with 32 bit pointers. The >> approach is similar to the change proposed by the X32 team[1] >> (although it is slightly more general in its naming scheme and does >> not have X32-specific bits). >> >> The second change actually makes the NaCl specific changes. There is >> one small intrusion into X86_64ABIInfo::classify to disable the 80-bit >> FP types (suggestions on that are welcome) >> >> Patches are attached or may be viewed at >> http://codereview.chromium.org/10982073 and >> http://codereview.chromium.org/10986071 >> >> Please take a look, thanks. >> -Derek _______________________________________________ cfe-commits mailing list [email protected] http://lists.cs.uiuc.edu/mailman/listinfo/cfe-commits
