search for: stack_abc

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

2010 Jul 14
2
[LLVMdev] Figuring out the parameters of the Call Instruction
...6 int b; 7 }; 8 9 struct my_struct abc; 10 void p_ptr ( unsigned long j) 11 { 12 printf ( "%lx \n", j ); 13 } 14 15 void struct_ptr ( struct my_struct * s_ptr ) 16 { 17 printf ( "%p \n", s_ptr ); 18 } 19 20 int 21 main () 22 { 23 struct my_struct stack_abc; 24 p_ptr ((unsigned long) &abc); 25 struct_ptr ( &abc ); 26 p_ptr ((unsigned long) &stack_abc); 27 struct_ptr ( &stack_abc ); 28 return 0; 29 } 24 p_ptr ((unsigned long) &abc); call void @p_ptr(i64 ptrtoint (%struct.my_struct* @abc to i64)) nounwi...
2010 Jul 15
0
[LLVMdev] Figuring out the parameters of the Call Instruction
...re used, as you see in your example. > How can I reach the ptrtoint instruction from the call > instruction ? What fields I need to access. It is the first argument to the call instruction CI, thus you can get it with CI->getArgOperand(0). > 26 p_ptr ((unsigned long)&stack_abc); > %stack_abc1 = ptrtoint %struct.my_struct* %stack_abc to i64, !dbg > !33 ;<i64> [#uses=1] > call void @p_ptr(i64 %stack_abc1) nounwind, !dbg !33 > > Q.2 stack_abc1 is a alias for the operation performed by the > ptrtoint instruction. > Which fields...