bolt/test/dump-dot-func.test

# Test the --dump-dot-func option with multiple functions 
# (includes tests for both mangled/unmangled names)

RUN: %clangxx %p/Inputs/multi-func.cpp -o %t.exe -Wl,-q

# Test 1: --dump-dot-func with specific function name (mangled)
RUN: llvm-bolt %t.exe -o %t.bolt1 --dump-dot-func=_Z3addii -v=1 2>&1 | FileCheck %s --check-prefix=ADD

# Test 2: --dump-dot-func with regex pattern (main.*)
RUN: llvm-bolt %t.exe -o %t.bolt2 --dump-dot-func="main.*" -v=1 2>&1 | FileCheck %s --check-prefix=MAIN-REGEX

# Test 3: --dump-dot-func with multiple specific functions (mangled names)
RUN: llvm-bolt %t.exe -o %t.bolt3 --dump-dot-func=_Z3addii,_Z8multiplyii -v=1 2>&1 | FileCheck %s --check-prefix=MULTI

# Test 4: No option specified should create no dot files
RUN: llvm-bolt %t.exe -o %t.bolt4 2>&1 | FileCheck %s --check-prefix=NONE

# Test 5: --dump-dot-func with non-existent function
RUN: llvm-bolt %t.exe -o %t.bolt5 --dump-dot-func=nonexistent -v=1 2>&1 | FileCheck %s --check-prefix=NONEXISTENT

# Test 6: Backward compatibility - --dump-dot-all should still work
RUN: llvm-bolt %t.exe -o %t.bolt6 --dump-dot-all -v=1 2>&1 | FileCheck %s --check-prefix=ALL

# Test 7: Test with unmangled function name (main function)
RUN: llvm-bolt %t.exe -o %t.bolt7 --dump-dot-func=main -v=1 2>&1 | FileCheck %s --check-prefix=MAIN-UNMANGLED

# Check that specific functions are dumped
ADD: BOLT-INFO: dumping CFG to _Z3addii-00_build-cfg.dot
ADD-NOT: BOLT-INFO: dumping CFG to main-00_build-cfg.dot
ADD-NOT: BOLT-INFO: dumping CFG to _Z8multiplyii-00_build-cfg.dot
ADD-NOT: BOLT-INFO: dumping CFG to _Z11main_helperv-00_build-cfg.dot

MAIN-REGEX-DAG: BOLT-INFO: dumping CFG to main-00_build-cfg.dot
MAIN-REGEX-NOT: BOLT-INFO: dumping CFG to _Z3addii-00_build-cfg.dot
MAIN-REGEX-NOT: BOLT-INFO: dumping CFG to _Z8multiplyii-00_build-cfg.dot

MULTI-DAG: BOLT-INFO: dumping CFG to _Z3addii-00_build-cfg.dot
MULTI-DAG: BOLT-INFO: dumping CFG to _Z8multiplyii-00_build-cfg.dot
MULTI-NOT: BOLT-INFO: dumping CFG to main-00_build-cfg.dot
MULTI-NOT: BOLT-INFO: dumping CFG to _Z11main_helperv-00_build-cfg.dot

# Should be no dumping messages when no option is specified
NONE-NOT: BOLT-INFO: dumping CFG

# Should be no dumping messages for non-existent function
NONEXISTENT-NOT: BOLT-INFO: dumping CFG

ALL: BOLT-INFO: dumping CFG to main-00_build-cfg.dot

MAIN-UNMANGLED: BOLT-INFO: dumping CFG to main-00_build-cfg.dot
MAIN-UNMANGLED-NOT: BOLT-INFO: dumping CFG to _Z3addii-00_build-cfg.dot
MAIN-UNMANGLED-NOT: BOLT-INFO: dumping CFG to _Z8multiplyii-00_build-cfg.dot