[erlang-questions] Detect beam compilation target
Sun Feb 28 15:00:09 CET 2016
There is a list of all opcodes with comments about the runtime version here:
Am 28.02.2016 um 14:51 schrieb Vlad Dumitrescu:
> Thanks! I was a bit confused that all the files I had looked at had the same value, regardless. My error was that I didn't think that the value depends on the code actually in that module. Checking for example maps.beam gives a different value.
> So now I only have to find out if there is a table mapping the max opcode value to the beam runtime version.
> best regards,
> On Sun, Feb 28, 2016 at 1:32 PM, Constantin Rack <constantin@REDACTED> wrote:
> The BEAM format number and the number of the highest opcode are stored in the code chunk:
> Am 28.02.2016 um 12:53 schrieb Vlad Dumitrescu:
>> Is there some information in the beam files that would identify the compatibility with the current runtime, or is it only when trying to execute incompatible code that it is detected?
>> best regards,
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