| Commit message (Collapse) | Author | Age | Files | Lines |
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two actual issues: one is that __dynlink no longer wants/needs a GOT
pointer argument, so the code to generate that argument can be
removed. the other issue was that in the i386 code, argc/argv were
being loaded into registers that would be call-clobbered, then copied
to preserved registers, rather than just being loaded into the proper
call-preserved registers to begin with.
this cleanup is in preparation for adding new dynamic linker
functionality (ability to explicitly invoke the dynamic linker to run
a program).
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the return address was being truncated to 32 bits, preventing the
dlsym code from determining which module contains the calling code.
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the asm wrapper is needed to get the return address without
compiler-specific extensions.
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leaving it uninitialized caused unpredictable crashes or worse due to
calling an indeterminate function pointer.
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some notes:
- library search path is hard coded
- x86_64 code is untested and may not work
- dlopen/dlsym is not yet implemented
- relocations in read-only memory won't work
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