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| author | Liming Gao <liming.gao@intel.com> | 2017-08-23 16:04:04 +0800 |
|---|---|---|
| committer | Liming Gao <liming.gao@intel.com> | 2017-08-25 11:19:56 +0800 |
| commit | 2f7f1e73c10f9057be27ec6ffe92aaf8084d176f (patch) | |
| tree | a5f0459b8b4db973a243594230180acc13109074 /BaseTools | |
| parent | ae9e4650cdf8a7e6790f74e54a9276700dd9d894 (diff) | |
| download | edk2-2f7f1e73c10f9057be27ec6ffe92aaf8084d176f.tar.gz edk2-2f7f1e73c10f9057be27ec6ffe92aaf8084d176f.tar.bz2 edk2-2f7f1e73c10f9057be27ec6ffe92aaf8084d176f.zip | |
BaseTools: Add the missing -pie link option in GCC tool chain
https://bugzilla.tianocore.org/show_bug.cgi?id=671
GCC tool chain uses -fpie in CC_FLAGS. So, add -pie in DLINK_FLAGS.
More discussion in
https://lists.01.org/pipermail/edk2-devel/2017-August/013508.html
3.13 Options for Linking
========================
'-pie'
Produce a position independent executable on targets that support
it. For predictable results, you must also specify the same set
of options used for compilation ('-fpie', '-fPIE', or model
suboptions) when you specify this linker option.
3.18 Options for Code Generation Conventions
============================================
'-fpie'
'-fPIE'
These options are similar to '-fpic' and '-fPIC', but generated
position independent code can be only linked into executables.
Usually these options are used when '-pie' GCC option is used
during linking.
'-fpie' and '-fPIE' both define the macros '__pie__' and
'__PIE__'. The macros have the value 1 for '-fpie' and 2 for
'-fPIE'.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Liming Gao <liming.gao@intel.com>
Reviewed-by: Yonghong Zhu <yonghong.zhu@intel.com>
Tested-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Diffstat (limited to 'BaseTools')
| -rwxr-xr-x | BaseTools/Conf/tools_def.template | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/BaseTools/Conf/tools_def.template b/BaseTools/Conf/tools_def.template index 1fa3ca3cea..998ed5c0c2 100755 --- a/BaseTools/Conf/tools_def.template +++ b/BaseTools/Conf/tools_def.template @@ -4375,7 +4375,7 @@ DEFINE GCC44_IA32_X64_DLINK_COMMON = -nostdlib -Wl,-n,-q,--gc-sections -z comm DEFINE GCC44_IA32_X64_ASLDLINK_FLAGS = DEF(GCC44_IA32_X64_DLINK_COMMON) -Wl,--entry,ReferenceAcpiTable -u ReferenceAcpiTable
DEFINE GCC44_IA32_X64_DLINK_FLAGS = DEF(GCC44_IA32_X64_DLINK_COMMON) -Wl,--entry,$(IMAGE_ENTRY_POINT) -u $(IMAGE_ENTRY_POINT) -Wl,-Map,$(DEST_DIR_DEBUG)/$(BASE_NAME).map
DEFINE GCC44_IA32_DLINK2_FLAGS = -Wl,--defsym=PECOFF_HEADER_SIZE=0x220 DEF(GCC_DLINK2_FLAGS_COMMON)
-DEFINE GCC44_X64_DLINK_FLAGS = DEF(GCC44_IA32_X64_DLINK_FLAGS) -Wl,-melf_x86_64,--oformat=elf64-x86-64
+DEFINE GCC44_X64_DLINK_FLAGS = DEF(GCC44_IA32_X64_DLINK_FLAGS) -Wl,-melf_x86_64,--oformat=elf64-x86-64,-pie
DEFINE GCC44_X64_DLINK2_FLAGS = -Wl,--defsym=PECOFF_HEADER_SIZE=0x228 DEF(GCC_DLINK2_FLAGS_COMMON)
DEFINE GCC44_ASM_FLAGS = DEF(GCC_ASM_FLAGS)
@@ -4455,7 +4455,7 @@ DEFINE GCC49_IA32_X64_DLINK_COMMON = -nostdlib -Wl,-n,-q,--gc-sections -z comm DEFINE GCC49_IA32_X64_ASLDLINK_FLAGS = DEF(GCC49_IA32_X64_DLINK_COMMON) -Wl,--entry,ReferenceAcpiTable -u ReferenceAcpiTable
DEFINE GCC49_IA32_X64_DLINK_FLAGS = DEF(GCC49_IA32_X64_DLINK_COMMON) -Wl,--entry,$(IMAGE_ENTRY_POINT) -u $(IMAGE_ENTRY_POINT) -Wl,-Map,$(DEST_DIR_DEBUG)/$(BASE_NAME).map
DEFINE GCC49_IA32_DLINK2_FLAGS = DEF(GCC48_IA32_DLINK2_FLAGS)
-DEFINE GCC49_X64_DLINK_FLAGS = DEF(GCC49_IA32_X64_DLINK_FLAGS) -Wl,-melf_x86_64,--oformat=elf64-x86-64
+DEFINE GCC49_X64_DLINK_FLAGS = DEF(GCC49_IA32_X64_DLINK_FLAGS) -Wl,-melf_x86_64,--oformat=elf64-x86-64,-pie
DEFINE GCC49_X64_DLINK2_FLAGS = DEF(GCC48_X64_DLINK2_FLAGS)
DEFINE GCC49_ASM_FLAGS = DEF(GCC48_ASM_FLAGS)
DEFINE GCC49_ARM_ASM_FLAGS = DEF(GCC48_ARM_ASM_FLAGS)
|