From: "Gerd Hoffmann" <kraxel@redhat.com>
To: devel@edk2.groups.io
Cc: "Daniel Schaefer" <git@danielschaefer.me>,
"Marvin Häuser" <mhaeuser@posteo.de>,
"Rebecca Cran" <rebecca@bsdio.com>,
"Oliver Steffen" <osteffen@redhat.com>,
"Liming Gao" <gaoliming@byosoft.com.cn>,
"Pawel Polawski" <ppolawsk@redhat.com>,
"Chao Li" <lichao@loongson.cn>,
"Ard Biesheuvel" <ardb+tianocore@kernel.org>,
"Bob Feng" <bob.c.feng@intel.com>,
"Sunil V L" <sunilvl@ventanamicro.com>,
"Michael D Kinney" <michael.d.kinney@intel.com>,
"Leif Lindholm" <quic_llindhol@quicinc.com>,
"Dongyan Qian" <qiandongyan@loongson.cn>,
"Yuwei Chen" <yuwei.chen@intel.com>,
"Baoqi Zhang" <zhangbaoqi@loongson.cn>,
"Zhiguang Liu" <zhiguang.liu@intel.com>,
"Gerd Hoffmann" <kraxel@redhat.com>,
"Ard Biesheuvel" <ardb@kernel.org>
Subject: [PATCH v6 02/11] BaseTools: add -fdirect-access-external-data to clang pie builds
Date: Wed, 24 May 2023 16:05:51 +0200 [thread overview]
Message-ID: <20230524140600.1432056-3-kraxel@redhat.com> (raw)
In-Reply-To: <20230524140600.1432056-1-kraxel@redhat.com>
Tell clang to not use external (via got) references for data access.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Ard Biesheuvel <ardb@kernel.org>
---
BaseTools/Conf/tools_def.template | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/BaseTools/Conf/tools_def.template b/BaseTools/Conf/tools_def.template
index 503a6687c1f0..92421e3d0118 100755
--- a/BaseTools/Conf/tools_def.template
+++ b/BaseTools/Conf/tools_def.template
@@ -1921,15 +1921,15 @@ NOOPT_CLANGDWARF_IA32_DLINK2_FLAGS = DEF(CLANGDWARF_IA32_DLINK2_FLAGS) -O0 -
*_CLANGDWARF_X64_ASLPP_FLAGS = DEF(GCC_ASLPP_FLAGS) DEF(CLANGDWARF_X64_TARGET)
*_CLANGDWARF_X64_VFRPP_FLAGS = DEF(GCC_VFRPP_FLAGS) DEF(CLANGDWARF_X64_TARGET)
-DEBUG_CLANGDWARF_X64_CC_FLAGS = DEF(CLANGDWARF_ALL_CC_FLAGS) -m64 "-DEFIAPI=__attribute__((ms_abi))" -mno-red-zone -mcmodel=small -fpie -Oz -flto DEF(CLANGDWARF_X64_TARGET) -g
+DEBUG_CLANGDWARF_X64_CC_FLAGS = DEF(CLANGDWARF_ALL_CC_FLAGS) -m64 "-DEFIAPI=__attribute__((ms_abi))" -mno-red-zone -mcmodel=small -fpie -fdirect-access-external-data -Oz -flto DEF(CLANGDWARF_X64_TARGET) -g
DEBUG_CLANGDWARF_X64_DLINK_FLAGS = DEF(CLANGDWARF_IA32_X64_DLINK_FLAGS) -flto -Wl,-O3 -Wl,-melf_x86_64 -Wl,--oformat,elf64-x86-64 -Wl,-pie -mcmodel=small -Wl,--apply-dynamic-relocs
DEBUG_CLANGDWARF_X64_DLINK2_FLAGS = DEF(CLANGDWARF_X64_DLINK2_FLAGS) -O3 -fuse-ld=lld
-RELEASE_CLANGDWARF_X64_CC_FLAGS = DEF(CLANGDWARF_ALL_CC_FLAGS) -m64 "-DEFIAPI=__attribute__((ms_abi))" -mno-red-zone -mcmodel=small -fpie -Oz -flto DEF(CLANGDWARF_X64_TARGET)
+RELEASE_CLANGDWARF_X64_CC_FLAGS = DEF(CLANGDWARF_ALL_CC_FLAGS) -m64 "-DEFIAPI=__attribute__((ms_abi))" -mno-red-zone -mcmodel=small -fpie -fdirect-access-external-data -Oz -flto DEF(CLANGDWARF_X64_TARGET)
RELEASE_CLANGDWARF_X64_DLINK_FLAGS = DEF(CLANGDWARF_IA32_X64_DLINK_FLAGS) -flto -Wl,-O3 -Wl,-melf_x86_64 -Wl,--oformat,elf64-x86-64 -Wl,-pie -mcmodel=small -Wl,--apply-dynamic-relocs
RELEASE_CLANGDWARF_X64_DLINK2_FLAGS = DEF(CLANGDWARF_X64_DLINK2_FLAGS) -O3 -fuse-ld=lld
-NOOPT_CLANGDWARF_X64_CC_FLAGS = DEF(CLANGDWARF_ALL_CC_FLAGS) -m64 "-DEFIAPI=__attribute__((ms_abi))" -mno-red-zone -mcmodel=small -fpie -O0 DEF(CLANGDWARF_X64_TARGET) -g
+NOOPT_CLANGDWARF_X64_CC_FLAGS = DEF(CLANGDWARF_ALL_CC_FLAGS) -m64 "-DEFIAPI=__attribute__((ms_abi))" -mno-red-zone -mcmodel=small -fpie -fdirect-access-external-data -O0 DEF(CLANGDWARF_X64_TARGET) -g
NOOPT_CLANGDWARF_X64_DLINK_FLAGS = DEF(CLANGDWARF_IA32_X64_DLINK_FLAGS) -Wl,-O0 -Wl,-melf_x86_64 -Wl,--oformat,elf64-x86-64 -Wl,-pie -mcmodel=small -Wl,--apply-dynamic-relocs
NOOPT_CLANGDWARF_X64_DLINK2_FLAGS = DEF(CLANGDWARF_X64_DLINK2_FLAGS) -O0 -fuse-ld=lld
--
2.40.1
next prev parent reply other threads:[~2023-05-24 14:06 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-05-24 14:05 [PATCH v6 00/11] BaseTools: remove duplicate includes Gerd Hoffmann
2023-05-24 14:05 ` [PATCH v6 01/11] BaseTools: make sure the got is empty Gerd Hoffmann
2023-05-24 14:05 ` Gerd Hoffmann [this message]
2023-06-01 8:00 ` 回复: [PATCH v6 02/11] BaseTools: add -fdirect-access-external-data to clang pie builds gaoliming
2023-06-01 8:38 ` [edk2-devel] " Ard Biesheuvel
2023-06-01 8:59 ` 回复: " gaoliming
2023-08-23 11:08 ` [edk2-devel] " Leif Lindholm
2023-08-23 14:59 ` Ard Biesheuvel
2023-05-24 14:05 ` [PATCH v6 03/11] MdePkg: don't set visibility to hidden Gerd Hoffmann
2023-05-24 14:05 ` [PATCH v6 04/11] BaseTools: remove WinNtInclude.h Gerd Hoffmann
2023-05-24 14:05 ` [PATCH v6 05/11] BaseTools: remove duplicate includes: <arch>/ProcessorBind.h Gerd Hoffmann
2023-05-24 14:05 ` [PATCH v6 06/11] BaseTools: remove duplicate includes: IndustryStandard/Acpi*.h Gerd Hoffmann
2023-05-24 14:05 ` [PATCH v6 07/11] MdePkg/PeImage.h: add bits from BaseTools version Gerd Hoffmann
2023-05-24 14:05 ` [PATCH v6 08/11] BaseTools: drop IMAGE_FILE_MACHINE_ARM hacks Gerd Hoffmann
2023-05-24 14:05 ` [PATCH v6 09/11] BaseTools: switch from EFI_IMAGE_MACHINE_* to IMAGE_FILE_MACHINE_* Gerd Hoffmann
2023-05-24 14:05 ` [PATCH v6 10/11] BaseTools: remove duplicate includes: IndustryStandard/PeImage.h Gerd Hoffmann
2023-05-24 14:06 ` [PATCH v6 11/11] BaseTools: remove duplicate includes: IndustryStandard/*.h Gerd Hoffmann
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