# REQUIRES: x86 # RUN: echo -e ".global variable\n.global DllMainCRTStartup\n.text\nDllMainCRTStartup:\nret\n.data\nvariable:\n.long 42" > %t-lib.s # RUN: llvm-mc -triple=x86_64-windows-gnu %t-lib.s -filetype=obj -o %t-lib.obj # RUN: lld-link -out:%t-lib.dll -dll -entry:DllMainCRTStartup %t-lib.obj -lldmingw -implib:%t-lib.lib # RUN: llvm-mc -triple=x86_64-windows-gnu %s -defsym listptrs=1 -filetype=obj -o %t.obj # RUN: lld-link -lldmingw -out:%t.exe -entry:main %t.obj %t-lib.lib -verbose # RUN: llvm-readobj --coff-imports %t.exe | FileCheck -check-prefix=IMPORTS %s # RUN: llvm-objdump -d %t.exe | FileCheck --check-prefix=DISASM %s # RUN: llvm-objdump -s %t.exe | FileCheck --check-prefix=CONTENTS %s ## Check that we can autoimport these variables with pseudo relocs disabled. # RUN: llvm-mc -triple=x86_64-windows-gnu %s -defsym listptrs=0 -filetype=obj -o %t.noptrs.obj # RUN: lld-link -lldmingw -runtime-pseudo-reloc:no -out:%t.exe -entry:main %t.noptrs.obj %t-lib.lib ## Check that we can't autoimport them with autoimport disabled. # RUN: not lld-link -lldmingw -auto-import:no -out:%t.exe -entry:main %t.noptrs.obj %t-lib.lib 2>&1 | FileCheck --check-prefix=NO-AUTOIMPORT %s # IMPORTS: Import { # IMPORTS-NEXT: Name: autoimport-refptr.s.tmp-lib.dll # IMPORTS-NEXT: ImportLookupTableRVA: 0x2050 # IMPORTS-NEXT: ImportAddressTableRVA: 0x2060 # IMPORTS-NEXT: Symbol: variable (0) # IMPORTS-NEXT: } # DISASM: Disassembly of section .text: # DISASM-EMPTY: # DISASM: <.text>: # Relative offset at 0x1002 pointing at the IAT at 0x2060 # DISASM: 140001000: 48 8b 05 59 10 00 00 movq 4185(%rip), %rax # DISASM: 140001007: 8b 00 movl (%rax), %eax # Relative offset at 0x100b pointing at the .refptr.localvar stub at # 0x2000 # DISASM: 140001009: 48 8b 0d f0 0f 00 00 movq 4080(%rip), %rcx # DISASM: 140001010: 03 01 addl (%rcx), %eax # DISASM: 140001012: c3 retq # relocs: pointing at an empty list of runtime pseudo relocs. # localvar: 42 # CONTENTS: Contents of section .data: # CONTENTS: 140003000 08200040 01000000 08200040 01000000 # CONTENTS: 140003010 2a000000 # NO-AUTOIMPORT: error: undefined symbol: variable .global main .global localvar .text main: movq .refptr.variable(%rip), %rax movl (%rax), %eax movq .refptr.localvar(%rip), %rcx addl (%rcx), %eax ret .data .if listptrs==1 relocs: .quad __RUNTIME_PSEUDO_RELOC_LIST__ .quad __RUNTIME_PSEUDO_RELOC_LIST_END__ .endif localvar: .int 42 # Normally the compiler wouldn't emit a stub for a variable that is # emitted in the same translation unit. .section .rdata$.refptr.localvar,"dr",discard,.refptr.localvar .global .refptr.localvar .refptr.localvar: .quad localvar .section .rdata$.refptr.variable,"dr",discard,.refptr.variable .global .refptr.variable .refptr.variable: .quad variable