+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
