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1# REQUIRES: x862# RUN: rm -rf %t; split-file %s %t3# RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %t/foo.s -o %t/foo.o4# RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %t/test.s -o %t/test.o5# RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %t/c-string-literal.s -o %t/c-string-literal.o6# RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %t/baz.s -o %t/baz.o7 8# RUN: llvm-ar --format=darwin crs %t/libfoo.a %t/foo.o9# RUN: %lld -dylib %t/baz.o -o %t/libbaz.dylib10# RUN: %lld -demangle -map %t/map %t/test.o -force_load %t/libfoo.a \11# RUN: %t/c-string-literal.o %t/libbaz.dylib --time-trace -o %t/test \12# RUN: --no-deduplicate-strings13# RUN: llvm-objdump --syms --section-headers %t/test > %t/objdump14## Check that symbols in cstring sections aren't emitted15## Also check that we don't have redundant EH_Frame symbols (regression test)16# RUN: cat %t/objdump %t/map | FileCheck %s --implicit-check-not _hello_world \17# RUN: --implicit-check-not EH_Frame18# RUN: FileCheck %s --check-prefix=MAPFILE < %t/test.time-trace19 20# CHECK: Sections:21# CHECK-NEXT: Idx Name Size VMA Type22# CHECK-NEXT: 0 __text 0000001c [[#%x,TEXT:]] TEXT23# CHECK-NEXT: 1 __stubs 0000000c [[#%x,STUBS:]] TEXT24# CHECK-NEXT: 2 __stub_helper 0000001a [[#%x,HELPER:]] TEXT25# CHECK-NEXT: 3 __cstring 0000002b [[#%x,CSTR:]] DATA26# CHECK-NEXT: 4 __unwind_info 0000103c [[#%x,UNWIND:]] DATA27# CHECK-NEXT: 5 __eh_frame 00000038 [[#%x,EH_FRAME:]] DATA28# CHECK-NEXT: 6 __got 00000010 [[#%x,GOT:]] DATA29# CHECK-NEXT: 7 __la_symbol_ptr 00000010 [[#%x,LAZY:]] DATA30# CHECK-NEXT: 8 __data 00000008 [[#%x,DATA:]] DATA31# CHECK-NEXT: 9 __thread_ptrs 00000008 [[#%x,TLVP:]] DATA32# CHECK-NEXT: 10 __common 00000001 [[#%x,BSS:]] BSS33 34# CHECK: SYMBOL TABLE:35# CHECK-DAG: [[#%x,DYLD:]] l O __DATA,__data __dyld_private36# CHECK-DAG: [[#%x,MAIN:]] g F __TEXT,__text _main37# CHECK-DAG: [[#%x,NUMBER:]] g O __DATA,__common _number38# CHECK-DAG: [[#%x,BAR:]] w F __TEXT,__text _bar39# CHECK-DAG: [[#%x,FOO:]] g F __TEXT,__text __ZTIN3foo3bar4MethE40# CHECK-DAG: [[#%x,HIWORLD:]] g O __TEXT,__cstring _hello_world41# CHECK-DAG: [[#%x,HIITSME:]] g O __TEXT,__cstring _hello_its_me42 43# CHECK: # Path: {{.*}}{{/|\\}}map-file.s.tmp/test44# CHECK-NEXT: # Arch: x86_6445# CHECK-NEXT: # Object files:46# CHECK-NEXT: [ 0] linker synthesized47# CHECK-NEXT: [ 1] {{.*}}{{/|\\}}usr/lib{{/|\\}}libSystem.tbd{{$}}48# CHECK-NEXT: [ 2] {{.*}}{{/|\\}}map-file.s.tmp/test.o{{$}}49# CHECK-NEXT: [ 3] {{.*}}{{/|\\}}map-file.s.tmp/libfoo.a(foo.o){{$}}50# CHECK-NEXT: [ 4] {{.*}}{{/|\\}}map-file.s.tmp/c-string-literal.o{{$}}51# CHECK-NEXT: [ 5] {{.*}}{{/|\\}}map-file.s.tmp/libbaz.dylib{{$}}52 53# CHECK-NEXT: # Sections:54# CHECK-NEXT: # Address Size Segment Section55# CHECK-NEXT: 0x[[#%X,TEXT]] 0x{{[0-9A-F]+}} __TEXT __text56# CHECK-NEXT: 0x[[#%X,STUBS]] 0x{{[0-9A-F]+}} __TEXT __stubs57# CHECK-NEXT: 0x[[#%X,HELPER]] 0x{{[0-9A-F]+}} __TEXT __stub_helper58# CHECK-NEXT: 0x[[#%X,CSTR]] 0x{{[0-9A-F]+}} __TEXT __cstring59# CHECK-NEXT: 0x[[#%X,UNWIND]] 0x{{[0-9A-F]+}} __TEXT __unwind_info60# CHECK-NEXT: 0x[[#%X,EH_FRAME]] 0x{{[0-9A-F]+}} __TEXT __eh_frame61# CHECK-NEXT: 0x[[#%X,GOT]] 0x{{[0-9A-F]+}} __DATA_CONST __got62# CHECK-NEXT: 0x[[#%X,LAZY]] 0x{{[0-9A-F]+}} __DATA __la_symbol_ptr63# CHECK-NEXT: 0x[[#%X,DATA]] 0x{{[0-9A-F]+}} __DATA __data64# CHECK-NEXT: 0x[[#%X,TLVP]] 0x{{[0-9A-F]+}} __DATA __thread_ptrs65# CHECK-NEXT: 0x[[#%X,BSS]] 0x{{[0-9A-F]+}} __DATA __common66 67# CHECK-NEXT: # Symbols:68# CHECK-NEXT: # Address Size File Name69# CHECK-NEXT: 0x[[#%X,MAIN]] 0x00000019 [ 2] _main70# CHECK-NEXT: 0x[[#%X,BAR]] 0x00000001 [ 2] _bar71# CHECK-NEXT: 0x[[#%X,FOO]] 0x00000001 [ 3] __ZTIN3foo3bar4MethE72# CHECK-NEXT: 0x[[#%X,FOO+1]] 0x00000001 [ 3] ltmp173# CHECK-NEXT: 0x[[#%X,STUBS]] 0x00000006 [ 5] _baz74# CHECK-NEXT: 0x[[#%X,STUBS+6]] 0x00000006 [ 2] _bar75# CHECK-NEXT: 0x[[#%X,HELPER]] 0x0000001A [ 0] helper helper76# CHECK-NEXT: 0x[[#%X,HIWORLD]] 0x0000000E [ 4] literal string: Hello world!\n77# CHECK-NEXT: 0x[[#%X,HIITSME]] 0x0000000F [ 4] literal string: Hello, it's me78# CHECK-NEXT: 0x[[#%X,HIITSME+0xf]] 0x0000000E [ 4] literal string: Hello world!\n79# CHECK-NEXT: 0x[[#%X,UNWIND]] 0x0000103C [ 0] compact unwind info80## Note: ld64 prints "CIE" and "FDE for: <function>" instead of "EH_Frame".81# CHECK-NEXT: 0x[[#%X,EH_FRAME]] 0x00000018 [ 2] EH_Frame82# CHECK-NEXT: 0x[[#%X,EH_FRAME+0x18]] 0x00000020 [ 2] EH_Frame83# CHECK-NEXT: 0x[[#%X,GOT]] 0x00000008 [ 0] non-lazy-pointer-to-local: _baz284# CHECK-NEXT: 0x[[#%X,GOT+8]] 0x00000008 [ 0] non-lazy-pointer-to-local: dyld_stub_binder85# CHECK-NEXT: 0x[[#%X,LAZY]] 0x00000008 [ 5] _baz86# CHECK-NEXT: 0x[[#%X,LAZY+8]] 0x00000008 [ 2] _bar87# CHECK-NEXT: 0x[[#%X,DYLD]] 0x00000000 [ 0] __dyld_private88# CHECK-NEXT: 0x[[#%X,TLVP]] 0x00000008 [ 0] non-lazy-pointer-to-local: _baz_tlv89# CHECK-NEXT: 0x[[#%X,BSS]] 0x00000001 [ 2] _number90# CHECK-EMPTY:91 92# MAPFILE: "name":"Total Write map file"93 94# RUN: %lld -demangle -dead_strip -map %t/stripped-map %t/test.o -force_load \95# RUN: %t/libfoo.a %t/c-string-literal.o %t/libbaz.dylib -o %t/stripped96# RUN: FileCheck --check-prefix=STRIPPED %s < %t/stripped-map97 98# STRIPPED-LABEL: Dead Stripped Symbols:99# STRIPPED-DAG: <<dead>> 0x00000001 [ 2] _number100# STRIPPED-DAG: <<dead>> 0x00000001 [ 3] __ZTIN3foo3bar4MethE101# STRIPPED-DAG: <<dead>> 0x0000000E [ 4] literal string: Hello world!\n102# STRIPPED-DAG: <<dead>> 0x0000000F [ 4] literal string: Hello, it's me103# STRIPPED-DAG: <<dead>> 0x0000000E [ 4] literal string: Hello world!\n104 105# RUN: %lld --icf=all -map %t/icf-map %t/test.o -force_load %t/libfoo.a \106# RUN: %t/c-string-literal.o %t/libbaz.dylib -o /dev/null107# RUN: FileCheck --check-prefix=ICF %s < %t/icf-map108 109## Verify that folded symbols and cstrings have size zero. Note that ld64 prints110## folded symbols but not folded cstrings; we print both.111 112# ICF: Symbols:113# ICF-DAG: 0x[[#%X,FOO:]] 0x00000000 [ 3] __ZTIN3foo3bar4MethE114# ICF-DAG: 0x[[#FOO]] 0x00000001 [ 2] _bar115# ICF-DAG: 0x[[#%X,HIWORLD:]] 0x0000000E [ 4] literal string: Hello world!\n116# ICF-DAG: 0x[[#%X,HIWORLD]] 0x00000000 [ 4] literal string: Hello world!\n117 118#--- foo.s119.globl __ZTIN3foo3bar4MethE120## This should not appear in the map file since it is a zero-size private label121## symbol.122ltmp0:123## This C++ symbol makes it clear that we do not print the demangled name in124## the map file, even if `-demangle` is passed.125__ZTIN3foo3bar4MethE:126 nop127 128## This private label symbol will appear in the map file since it has nonzero129## size.130ltmp1:131 nop132 133.subsections_via_symbols134 135#--- test.s136.comm _number, 1137.globl _main, _bar138.weak_definition _bar139 140_main:141.cfi_startproc142.cfi_def_cfa_offset 16143 callq _bar144 callq _baz145 movq _baz2@GOTPCREL(%rip), %rax146 mov _baz_tlv@TLVP(%rip), %rax147 ret148.cfi_endproc149 150_bar:151 nop152 153.subsections_via_symbols154 155#--- c-string-literal.s156.globl _hello_world, _hello_its_me157 158.cstring159 160_hello_world:161.asciz "Hello world!\n"162 163_hello_its_me:164.asciz "Hello, it's me"165 166.asciz "Hello world!\n"167 168.subsections_via_symbols169 170#--- baz.s171.globl _baz, _baz2172 173_baz:174 nop175 176_baz2:177 nop178 179.section __DATA,__thread_vars,thread_local_variables180.globl _baz_tlv181_baz_tlv:182 nop183