llvm-project/lld/test/MachO/map-file.s

105 lines
3.7 KiB
ArmAsm

# REQUIRES: x86
# RUN: rm -rf %t; split-file %s %t
# RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %t/foo.s -o %t/foo.o
# RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %t/test.s -o %t/test.o
# RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %t/c-string-literal.s -o %t/c-string-literal.o
# RUN: %lld -map %t/map %t/test.o %t/foo.o %t/c-string-literal.o --time-trace -o %t/test
# RUN: llvm-objdump --syms --section-headers %t/test > %t/objdump
# RUN: cat %t/objdump %t/map > %t/out
# RUN: FileCheck %s < %t/out
# RUN: FileCheck %s --check-prefix=MAPFILE < %t/test.time-trace
# CHECK: Sections:
# CHECK-NEXT: Idx Name Size VMA Type
# CHECK-NEXT: 0 __text {{[0-9a-f]+}} [[#%x,TEXT:]] TEXT
# CHECK-NEXT: 1 obj {{[0-9a-f]+}} [[#%x,DATA:]] TEXT
# CHECK-NEXT: 2 __cstring {{[0-9a-f]+}} [[#%x,CSTR:]] DATA
# CHECK-NEXT: 3 __common {{[0-9a-f]+}} [[#%x,BSS:]] BSS
# CHECK: SYMBOL TABLE:
# CHECK-DAG: [[#%x,MAIN:]] g F __TEXT,__text _main
# CHECK-DAG: [[#%x,NUMBER:]] g O __DATA,__common _number
# CHECK-DAG: [[#%x,FOO:]] g F __TEXT,obj _foo
# CHECK-DAG: [[#%x,HIWORLD:]] g O __TEXT,__cstring _hello_world
# CHECK-DAG: [[#%x,HIITSME:]] g O __TEXT,__cstring _hello_its_me
# CHECK: # Path: {{.*}}{{/|\\}}map-file.s.tmp/test
# CHECK-NEXT: # Arch: x86_64
# CHECK-NEXT: # Object files:
# CHECK-NEXT: [ 0] linker synthesized
# CHECK-NEXT: [ 1] {{.*}}{{/|\\}}map-file.s.tmp/test.o
# CHECK-NEXT: [ 2] {{.*}}{{/|\\}}map-file.s.tmp/foo.o
# CHECK-NEXT: [ 3] {{.*}}{{/|\\}}map-file.s.tmp/c-string-literal.o
# CHECK-NEXT: # Sections:
# CHECK-NEXT: # Address Size Segment Section
# CHECK-NEXT: 0x[[#%X,TEXT]] 0x{{[0-9A-F]+}} __TEXT __text
# CHECK-NEXT: 0x[[#%X,DATA]] 0x{{[0-9A-F]+}} __TEXT obj
# CHECK-NEXT: 0x[[#%X,CSTR]] 0x{{[0-9A-F]+}} __TEXT __cstring
# CHECK-NEXT: 0x[[#%X,BSS]] 0x{{[0-9A-F]+}} __DATA __common
# CHECK-NEXT: # Symbols:
# CHECK-NEXT: # Address Size File Name
# CHECK-DAG: 0x[[#%X,MAIN]] 0x00000001 [ 1] _main
# CHECK-DAG: 0x[[#%X,FOO]] 0x00000001 [ 2] _foo
# CHECK-DAG: 0x[[#%X,HIWORLD]] 0x0000000E [ 3] literal string: Hello world!\n
# CHECK-DAG: 0x[[#%X,HIITSME]] 0x0000000F [ 3] literal string: Hello, it's me
# CHECK-DAG: 0x[[#%X,NUMBER]] 0x00000001 [ 1] _number
# MAPFILE: "name":"Total Write map file"
# RUN: %lld -dead_strip -map %t/stripped-map %t/test.o %t/foo.o %t/c-string-literal.o -o %t/stripped
# RUN: FileCheck --check-prefix=STRIPPED %s < %t/stripped-map
## C-string literals should be printed as "literal string: <C string literal>"
# STRIPPED-LABEL: Dead Stripped Symbols:
# STRIPPED-DAG: <<dead>> 0x00000001 [ 2] _foo
# STRIPPED-DAG: <<dead>> 0x0000000E [ 3] literal string: Hello world!\n
# STRIPPED-DAG: <<dead>> 0x0000000F [ 3] literal string: Hello, it's me
# STRIPPED-DAG: <<dead>> 0x00000001 [ 1] _number
# RUN: %lld --icf=all -map %t/icf-map %t/test.o %t/foo.o %t/c-string-literal.o -o %t/icf
# RUN: FileCheck --check-prefix=ICF %s < %t/icf-map
# ICF: Symbols:
# ICF-DAG: 0x[[#%X,FOO:]] 0x00000000 [ 2] _foo
# ICF-DAG: 0x[[#FOO]] 0x00000001 [ 1] _bar
#--- foo.s
## ICF will only fold sections marked as pure_instructions
.section __TEXT,obj,regular,pure_instructions
.globl _foo
.alt_entry _alt_foo
_foo:
nop
.subsections_via_symbols
#--- test.s
.comm _number, 1
.globl _main, _bar
.alt_entry _alt_bar
_main:
ret
.section __TEXT,obj,regular,pure_instructions
_bar:
nop
.subsections_via_symbols
#--- c-string-literal.s
.globl _hello_world, _hello_its_me
.cstring
_hello_world:
.asciz "Hello world!\n"
_hello_its_me:
.asciz "Hello, it's me"
.subsections_via_symbols