File: disassembly.cpp

package info (click to toggle)
llvm-toolchain-13 1%3A13.0.1-11
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,418,840 kB
  • sloc: cpp: 5,290,826; ansic: 996,570; asm: 544,593; python: 188,212; objc: 72,027; lisp: 30,291; f90: 25,395; sh: 24,898; javascript: 9,780; pascal: 9,398; perl: 7,484; ml: 5,432; awk: 3,523; makefile: 2,913; xml: 953; cs: 573; fortran: 539
file content (36 lines) | stat: -rw-r--r-- 1,493 bytes parent folder | download | duplicates (15)
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
// clang-format off
// REQUIRES: lld, x86

// Test that we can show disassembly and source.
// RUN: %clang_cl --target=x86_64-windows-msvc -Od -Z7 -c /Fo%t.obj -- %s
// RUN: lld-link -debug:full -nodefaultlib -entry:main %t.obj -out:%t.exe -pdb:%t.pdb
// RUN: env LLDB_USE_NATIVE_PDB_READER=1 %lldb -f %t.exe -s \
// RUN:     %p/Inputs/disassembly.lldbinit | FileCheck %s

// Some context lines before the function.

int foo() { return 42; }

int main(int argc, char **argv) {
  foo();
  return 0;
}


// CHECK:      (lldb) disassemble --flavor=intel -m -n main
// CHECK:         12   int foo() { return 42; }
// CHECK-NEXT:    13
// CHECK-NEXT: ** 14   int main(int argc, char **argv) {
// CHECK:      disassembly.cpp.tmp.exe`main:
// CHECK-NEXT: disassembly.cpp.tmp.exe[{{.*}}] <+0>:  sub    rsp, 0x38
// CHECK-NEXT: disassembly.cpp.tmp.exe[{{.*}}] <+4>:  mov    dword ptr [rsp + 0x34], 0x0
// CHECK-NEXT: disassembly.cpp.tmp.exe[{{.*}}] <+12>: mov    qword ptr [rsp + 0x28], rdx
// CHECK-NEXT: disassembly.cpp.tmp.exe[{{.*}}] <+17>: mov    dword ptr [rsp + 0x24], ecx
// CHECK:      ** 15     foo();
// CHECK:      disassembly.cpp.tmp.exe[{{.*}}] <+21>: call   {{.*}}               ; foo at disassembly.cpp:12
// CHECK:      ** 16     return 0;
// CHECK-NEXT:    17   }
// CHECK-NEXT:    18
// CHECK:      disassembly.cpp.tmp.exe[{{.*}}] <+26>: xor    eax, eax
// CHECK-NEXT: disassembly.cpp.tmp.exe[{{.*}}] <+28>: add    rsp, 0x38
// CHECK-NEXT: disassembly.cpp.tmp.exe[{{.*}}] <+32>: ret