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# Verifies that llvm-bolt updates CFI correctly after
# shrink-wrapping when optimizing a function without
# frame pointers.
# This test has commands that rely on shell capabilities that won't execute
# correctly on Windows e.g. subshell execution to capture command output.
REQUIRES: shell
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: --data=%p/Inputs/exc4sw.fdata --reorder-blocks=cache 2>&1 | \
RUN: FileCheck %s --check-prefix=CHECK-BOLT
RUN: llvm-objdump --dwarf=frames %t.exe | grep -A20 -e \
RUN: `llvm-nm --numeric-sort %t.exe | grep main | tail -n 1 | \
RUN: cut -f1 -d' ' | tail -c9` 2>&1 | FileCheck %s --check-prefix=CHECK-INPUT
RUN: llvm-objdump --dwarf=frames %t | grep -A20 -e \
RUN: `llvm-nm --numeric-sort %t | grep main | tail -n 1 | cut -f1 -d' ' | \
RUN: tail -c9` 2>&1 | FileCheck %s --check-prefix=CHECK-OUTPUT
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
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