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r225079
2015 Jul 02
2
[LLVMdev] [x86] Compiling in 32-bit mode causes 64-bit asm source to be silently converted to its 32-bit equavilent
...tps://msdn.microsoft.com/en-us/library/windows/hardware/ff561499(v=vs.85).aspx> "jrcxz" in 32-bit mode "-m32"
previously resulted in an error,
now gets silently converted into the 32-bit equivalent instruction "jecxz".
I have bisected this change in behavior down to r225075 - [X86] Make the instructions that use AdSize16/32/64 co-exist together without using mode predicates.<http://lists.cs.uiuc.edu/pipermail/llvm-commits/Week-of-Mon-20141229/250681.html>
I am curious if this change in behavior was an intended feature or perhaps a side effect.
Here is my metho...