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TheRock/compiler/amd-llvm/lld/test/ELF/wrap-extract-real.s
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derek.holloway 7502bf64a4
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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

43 lines
2.0 KiB
ArmAsm

# REQUIRES: x86
## --wrap=xxx should trigger archive extraction for symbol xxx for references to __real_xxx.
# RUN: rm -rf %t && split-file %s %t && cd %t
# RUN: llvm-mc -filetype=obj -triple=x86_64 _start.s -o _start.o
# RUN: llvm-mc -filetype=obj -triple=x86_64 ref__real_foo.s -o ref__real_foo.o
# RUN: llvm-mc -filetype=obj -triple=x86_64 wrap.s -o wrap.o
# RUN: llvm-mc -filetype=obj -triple=x86_64 foo.s -o foo.o
## Test when the reference to __real_foo is not in __wrap_foo.
# RUN: ld.lld _start.o ref__real_foo.o --start-lib foo.o --end-lib --wrap foo -o %t_real.elf
# RUN: llvm-readelf --symbols %t_real.elf | FileCheck %s --check-prefix=REAL
# REAL: Symbol table '.symtab' contains 4 entries:
# REAL-NEXT: Value Size Type Bind Vis Ndx Name
# REAL-NEXT: {{.*}} 0 NOTYPE LOCAL DEFAULT UND
# REAL-NEXT: {{.*}} 0 NOTYPE GLOBAL DEFAULT [[#]] _start
# REAL-NEXT: {{.*}} 0 NOTYPE GLOBAL DEFAULT [[#]] foo
# REAL-NEXT: {{.*}} 0 NOTYPE GLOBAL DEFAULT UND __wrap_foo
## Test when the reference to __real_foo is in __wrap_foo.
# RUN: ld.lld _start.o --start-lib wrap.o --end-lib --start-lib foo.o --end-lib --wrap foo -o %t_wrap_real.elf
# RUN: llvm-readelf --symbols %t_wrap_real.elf | FileCheck %s --check-prefix=WRAP_REAL
# WRAP_REAL: Symbol table '.symtab' contains 4 entries:
# WRAP_REAL-NEXT: Value Size Type Bind Vis Ndx Name
# WRAP_REAL-NEXT: {{.*}} 0 NOTYPE LOCAL DEFAULT UND
# WRAP_REAL-NEXT: {{.*}} 0 NOTYPE GLOBAL DEFAULT [[#]] _start
# WRAP_REAL-NEXT: {{.*}} 0 NOTYPE GLOBAL DEFAULT [[#]] __wrap_foo
# WRAP_REAL-NEXT: {{.*}} 0 NOTYPE GLOBAL DEFAULT [[#]] foo
#--- _start.s
.global _start; _start:; ret
#--- ref__real_foo.s
call __real_foo
#--- wrap.s
.global __wrap_foo; __wrap_foo:; call __real_foo
#--- foo.s
.global foo; foo:; ret