You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
43 lines
1.3 KiB
43 lines
1.3 KiB
// REQUIRES: x86
|
|
|
|
// Check that we can wrap a dllimported symbol, so that references to
|
|
// __imp_<symbol> gets redirected to a defined local import instead.
|
|
|
|
// RUN: split-file %s %t.dir
|
|
// RUN: llvm-mc -filetype=obj -triple=i686-win32-gnu %t.dir/main.s -o %t.main.obj
|
|
// RUN: llvm-mc -filetype=obj -triple=i686-win32-gnu %t.dir/other.s -o %t.other.obj
|
|
|
|
// RUN: lld-link -dll -out:%t.dll %t.other.obj -noentry -safeseh:no -export:foo -implib:%t.lib
|
|
// RUN: lld-link -out:%t.exe %t.main.obj %t.lib -entry:entry -subsystem:console -debug:symtab -safeseh:no -wrap:foo -lldmap:%t.map
|
|
// RUN: llvm-objdump -s -d --print-imm-hex %t.exe | FileCheck %s
|
|
|
|
// CHECK: Contents of section .rdata:
|
|
// CHECK-NEXT: 402000 06104000
|
|
|
|
// CHECK: Disassembly of section .text:
|
|
// CHECK-EMPTY:
|
|
// CHECK: 00401000 <_entry>:
|
|
// CHECK-NEXT: 401000: ff 25 00 20 40 00 jmpl *0x402000
|
|
// CHECK-EMPTY:
|
|
// CHECK-NEXT: 00401006 <___wrap_foo>:
|
|
// CHECK-NEXT: 401006: c3 retl
|
|
|
|
// The jmpl instruction in _entry points at an address in 0x402000,
|
|
// which is the first 4 bytes of the .rdata section (above), which is a
|
|
// pointer that points at ___wrap_foo.
|
|
|
|
#--- main.s
|
|
.global _entry
|
|
_entry:
|
|
jmpl *__imp__foo
|
|
|
|
.global ___wrap_foo
|
|
___wrap_foo:
|
|
ret
|
|
|
|
#--- other.s
|
|
.global _foo
|
|
|
|
_foo:
|
|
ret
|