Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
[JITLink] Read symbol linkage from the correct field.
MachO symbol linkage is described by the desc field of the nlist entry, not the type field.
- Loading branch information
Showing
3 changed files
with
59 additions
and
1 deletion.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
19 changes: 19 additions & 0 deletions
19
llvm/test/ExecutionEngine/JITLink/X86/Inputs/MachO_weak_defs_extra.s
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,19 @@ | ||
# Supplies a weak def, WeakDef, and a pointer holding its address, | ||
# WeakDefAddrInExtraFile. | ||
|
||
.section __TEXT,__text,regular,pure_instructions | ||
.build_version macos, 10, 14 sdk_version 10, 14 | ||
.section __DATA,__data | ||
.globl WeakDef | ||
.weak_definition WeakDef | ||
.p2align 2 | ||
WeakDef: | ||
.long 2 | ||
|
||
.globl WeakDefAddrInExtraFile | ||
.p2align 3 | ||
WeakDefAddrInExtraFile: | ||
.quad WeakDef | ||
|
||
|
||
.subsections_via_symbols |
39 changes: 39 additions & 0 deletions
39
llvm/test/ExecutionEngine/JITLink/X86/MachO_weak_definitions.s
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,39 @@ | ||
# RUN: rm -rf %t && mkdir -p %t | ||
# RUN: llvm-mc -triple x86_64-apple-macosx10.9 -filetype=obj \ | ||
# RUN: -o %t/MachO_weak_defs_extra.o %S/Inputs/MachO_weak_defs_extra.s | ||
# RUN: llvm-mc -triple x86_64-apple-macosx10.9 -filetype=obj \ | ||
# RUN: -o %t/MachO_weak_definitions.o %s | ||
# RUN: llvm-jitlink -noexec -check=%s %t/MachO_weak_definitions.o \ | ||
# RUN: %t/MachO_weak_defs_extra.o | ||
# | ||
# Check that objects linked separately agree on the address of weak symbols. | ||
# | ||
# jitlink-check: *{8}WeakDefAddrInThisFile = *{8}WeakDefAddrInExtraFile | ||
|
||
.section __TEXT,__text,regular,pure_instructions | ||
.build_version macos, 10, 14 sdk_version 10, 14 | ||
.globl _main | ||
.p2align 4, 0x90 | ||
_main: | ||
retq | ||
|
||
.section __DATA,__data | ||
.globl WeakDef | ||
.weak_definition WeakDef | ||
.p2align 2 | ||
WeakDef: | ||
.long 1 | ||
|
||
.globl WeakDefAddrInThisFile | ||
.p2align 3 | ||
WeakDefAddrInThisFile: | ||
.quad WeakDef | ||
|
||
# Take the address of WeakDefAddrInExtraFile to force its materialization | ||
.globl extra_file_anchor | ||
.p2align 3 | ||
extra_file_anchor: | ||
.quad WeakDefAddrInExtraFile | ||
|
||
|
||
.subsections_via_symbols |