1# REQUIRES: x86 2## --wrap=xxx should trigger archive extraction for symbol xxx for references to __real_xxx. 3 4# RUN: rm -rf %t && split-file %s %t && cd %t 5# RUN: llvm-as _start.ll -o _start.o 6# RUN: llvm-as _start_ref__real_foo.ll -o _start_ref__real_foo.o 7# RUN: llvm-as wrap.ll -o wrap.o 8# RUN: llvm-as foo.ll -o foo.o 9 10## Test when the reference to __real_foo is not in __wrap_foo. 11# RUN: ld.lld _start_ref__real_foo.o --start-lib foo.o --end-lib --wrap foo -o %t_real.elf 12# RUN: llvm-readelf --symbols %t_real.elf | FileCheck %s --check-prefix=REAL 13 14# REAL: Symbol table '.symtab' contains 5 entries: 15# REAL-NEXT: Value Size Type Bind Vis Ndx Name 16# REAL-NEXT: {{.*}} {{.*}} NOTYPE LOCAL DEFAULT UND 17# REAL-NEXT: {{.*}} {{.*}} FILE LOCAL DEFAULT ABS ld-temp.o 18# REAL-NEXT: {{.*}} {{.*}} FUNC GLOBAL DEFAULT [[#]] _start 19# REAL-NEXT: {{.*}} {{.*}} FUNC WEAK DEFAULT [[#]] foo 20# REAL-NEXT: {{.*}} {{.*}} NOTYPE GLOBAL DEFAULT UND __wrap_foo 21 22## Test when the reference to __real_foo is in __wrap_foo. 23# RUN: ld.lld _start.o --start-lib wrap.o --end-lib --start-lib foo.o --end-lib --wrap foo -o %t_wrap_real.elf 24# RUN: llvm-readelf --symbols %t_wrap_real.elf | FileCheck %s --check-prefix=WRAP_REAL 25 26# WRAP_REAL: Symbol table '.symtab' contains 5 entries: 27# WRAP_REAL-NEXT: Value Size Type Bind Vis Ndx Name 28# WRAP_REAL-NEXT: {{.*}} {{.*}} NOTYPE LOCAL DEFAULT UND 29# WRAP_REAL-NEXT: {{.*}} {{.*}} FILE LOCAL DEFAULT ABS ld-temp.o 30# WRAP_REAL-NEXT: {{.*}} {{.*}} FUNC GLOBAL DEFAULT [[#]] _start 31# WRAP_REAL-NEXT: {{.*}} {{.*}} FUNC GLOBAL DEFAULT [[#]] __wrap_foo 32# WRAP_REAL-NEXT: {{.*}} {{.*}} FUNC WEAK DEFAULT [[#]] foo 33 34#--- _start.ll 35target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" 36target triple = "x86_64-elf" 37define void @_start() { 38 ret void 39} 40 41#--- _start_ref__real_foo.ll 42target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" 43target triple = "x86_64-elf" 44define void @_start() { 45 call void @__real_foo() 46 ret void 47} 48 49declare void @__real_foo() 50 51#--- wrap.ll 52target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" 53target triple = "x86_64-elf" 54define void @__wrap_foo() { 55 call void @__real_foo() 56 ret void 57} 58 59declare void @__real_foo() 60 61#--- foo.ll 62target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" 63target triple = "x86_64-elf" 64define void @foo() { 65 ret void 66} 67