1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
| //===-- main.c --------------------------------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include <stdio.h>
// This simple program is to test the lldb Python API SBTarget.
//
// When stopped on breakppint 1, and then 2, we can get the line entries using
// SBFrame API SBFrame.GetLineEntry(). We'll get the start addresses for the
// two line entries; with the start address (of SBAddress type), we can then
// resolve the symbol context using the SBTarget API
// SBTarget.ResolveSymbolContextForAddress().
//
// The two symbol context should point to the same symbol, i.e., 'a' function.
char my_global_var_of_char_type = 'X'; // Test SBTarget.FindGlobalVariables(...).
int a(int);
int b(int);
int c(int);
int a(int val)
{
if (val <= 1) // Find the line number for breakpoint 1 here.
val = b(val);
else if (val >= 3)
val = c(val);
return val; // Find the line number for breakpoint 2 here.
}
int b(int val)
{
return c(val);
}
int c(int val)
{
return val + 3;
}
int main (int argc, char const *argv[])
{
// Set a break at entry to main.
int A1 = a(1); // a(1) -> b(1) -> c(1)
printf("a(1) returns %d\n", A1);
int B2 = b(2); // b(2) -> c(2)
printf("b(2) returns %d\n", B2);
int A3 = a(3); // a(3) -> c(3)
printf("a(3) returns %d\n", A3);
return 0;
}
|