search for: pr35982

Displaying 2 results from an estimated 2 matches for "pr35982".

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Proposal to remove MMX support.
2020 Aug 30
3
Proposal to remove MMX support.
...esolve the problem, because the compiler has no restrictions against placing x87 FPU operations between an MMX instruction and the EMMS instruction. Of course, I didn't discover any of this -- it was already well-known...just not to me. But let's actually fix it. *Existing bugs*: llvm.org/PR35982 <https://bugs.llvm.org/show_bug.cgi?id=35982> -- POSTRAScheduler disarrange emms and mmx instruction llvm.org/PR41029 <https://bugs.llvm.org/show_bug.cgi?id=41029> -- The __m64 not passed according to i386 ABI llvm.org/PR42319 <https://bugs.llvm.org/show_bug.cgi?id=42319> -- Add p...
Proposal to remove MMX support.
2020 Aug 31
2
Proposal to remove MMX support.
...ns against placing x87 FPU operations between an MMX > instruction and the EMMS instruction. > > > > Of course, I didn't discover any of this -- it was already > well-known...just not to me. But let's actually fix it. > > > > *Existing bugs*: > > llvm.org/PR35982 <https://bugs.llvm.org/show_bug.cgi?id=35982> -- > POSTRAScheduler disarrange emms and mmx instruction > > llvm.org/PR41029 <https://bugs.llvm.org/show_bug.cgi?id=41029> -- The > __m64 not passed according to i386 ABI > > llvm.org/PR42319 <https://bugs.llvm.org/show...