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...32 | Section (__DATA, __bss): 65 Section (__TEXT, __textcoal_nt): 116324 | Section (__TEXT, __textcoal_nt): 168920 Section (__TEXT, __literal8): 8 | Section (__TEXT, __eh_frame): 88636 Section (__TEXT, __StaticInit): 147 | Section (__TEXT, __StaticInit): 166 Section (__IMPORT, __jump_table): 12790 | Section (__IMPORT, __jump_table): 12410 Section (__IMPORT, __pointers): 136 | Section (__IMPORT, __pointers): 128 total 1495929 | total 2211546 total 1495968 | total 2211617 There are several problems here: 1. We're emitting __eh_frame...

...<< gets value of PC into %ecx (other registers can be used) movl L_x$non_lazy_ptr-"L00000000001$pb"(%ecx), %eax << gets &x; PC relative movl (%eax), %eax << gets x; indirect ret .comm _x,4,2 .section __IMPORT,__pointers,non_lazy_symbol_pointers L_x$non_lazy_ptr: .indirect_symbol _x << magic cookie for indirect references, must be in this magic section .long 0 Result of -mdynamic-no-pic: _foo: movl L_x$non_lazy_ptr, %eax << &x, not PC relative...

Anton, >> Can I ask what platform ABI's are documented other than Itanium ? > I'd bet all platform ABI are more or less documented. Right. Maybe we should collect references and do some LLVM PIC documentation and put it on LLVM website ? >> I need to get to understand PIC on x86, x86_64 and PowerPC for the COFF >> and MachO backends. > ABI is normally induced

...ind compiled with: 1. llc -mcpu=core2 -mattr=+sse2,+sse3 -f -o test.s test.bc becomes 1. .text 2. .align 4,0x90 3. .globl __Z3foov 4. __Z3foov: 5. movl L_a$non_lazy_ptr, %eax 6. movl $1, (%eax) 7. nop 8. movl L_b$non_lazy_ptr, %eax 9. movl (%eax), %eax 10. ret 11. 12. .section __IMPORT,__pointers,non_lazy_symbol_pointers 13. L_a$non_lazy_ptr: 14. .indirect_symbol _a 15. .long 0 16. L_b$non_lazy_ptr: 17. .indirect_symbol _b 18. .long 0 19. .subsections_via_symbols Is the problem related to the fact that I get i386 from uname -m? If so, how can I tell override this setting during...