| ## Verifies that llvm-bolt updates CFI correctly after |
| ## shrink-wrapping when optimizing a function without |
| ## frame pointers. |
| |
| RUN: %clangxx %cxxflags -no-pie %S/Inputs/exc4sw.S -o %t.exe -Wl,-q |
| RUN: llvm-bolt %t.exe -o %t --relocs --frame-opt=all \ |
| RUN: --print-only=main --print-cfg \ |
| RUN: --data=%p/Inputs/exc4sw.fdata --reorder-blocks=cache 2>&1 | \ |
| RUN: FileCheck %s --check-prefix=CHECK-BOLT |
| |
| RUN: llvm-nm --numeric-sort %t.exe | grep main | tail -n 1 | \ |
| RUN: cut -f1 -d' ' | tail -c9 > %t.input_address |
| RUN: llvm-objdump --dwarf=frames %t.exe | grep -A20 -f %t.input_address \ |
| RUN: 2>&1 | FileCheck %s --check-prefix=CHECK-INPUT |
| |
| RUN: llvm-nm --numeric-sort %t | grep main | tail -n 1 | \ |
| RUN: cut -f1 -d' ' | tail -c9 > %t.output_address |
| RUN: llvm-objdump --dwarf=frames %t | grep -A20 -f %t.output_address \ |
| RUN: 2>&1 | FileCheck %s --check-prefix=CHECK-OUTPUT |
| |
| CHECK-BOLT: Extern Entry Count: 100 |
| CHECK-BOLT: Shrink wrapping moved 2 spills inserting load/stores and 0 spills inserting push/pops |
| |
| CHECK-INPUT: DW_CFA_advance_loc: 2 |
| CHECK-INPUT-NEXT: DW_CFA_def_cfa_offset: +16 |
| CHECK-INPUT-NEXT: DW_CFA_offset: reg13 -16 |
| CHECK-INPUT-NEXT: DW_CFA_advance_loc: 2 |
| CHECK-INPUT-NEXT: DW_CFA_def_cfa_offset: +24 |
| CHECK-INPUT-NEXT: DW_CFA_offset: reg12 -24 |
| CHECK-INPUT-NEXT: DW_CFA_advance_loc: 1 |
| CHECK-INPUT-NEXT: DW_CFA_def_cfa_offset: +32 |
| CHECK-INPUT-NEXT: DW_CFA_offset: reg6 -32 |
| CHECK-INPUT-NEXT: DW_CFA_advance_loc: 6 |
| CHECK-INPUT-NEXT: DW_CFA_def_cfa_offset: +40 |
| CHECK-INPUT-NEXT: DW_CFA_offset: reg3 -40 |
| CHECK-INPUT-NEXT: DW_CFA_advance_loc: 6 |
| CHECK-INPUT-NEXT: DW_CFA_def_cfa_offset: +48 |
| |
| CHECK-OUTPUT: DW_CFA_advance_loc: 4 |
| CHECK-OUTPUT-NEXT: DW_CFA_def_cfa_offset: +16 |
| CHECK-OUTPUT-NEXT: DW_CFA_def_cfa_offset: +24 |
| CHECK-OUTPUT-NEXT: DW_CFA_advance_loc: 1 |
| CHECK-OUTPUT-NEXT: DW_CFA_def_cfa_offset: +32 |
| CHECK-OUTPUT-NEXT: DW_CFA_offset: reg6 -32 |
| CHECK-OUTPUT-NEXT: DW_CFA_advance_loc: 6 |
| CHECK-OUTPUT-NEXT: DW_CFA_def_cfa_offset: +40 |
| CHECK-OUTPUT-NEXT: DW_CFA_offset: reg3 -40 |
| CHECK-OUTPUT-NEXT: DW_CFA_advance_loc: 6 |
| CHECK-OUTPUT-NEXT: DW_CFA_def_cfa_offset: +48 |
