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From: "Patrick Rudolph" <patrick.rudolph@9elements.com>
Cc: devel@edk2.groups.io, gaoliming@byosoft.com.cn,
	rebecca@bsdio.com, bob.c.feng@intel.com, yuwei.chen@intel.com,
	patrick.rudolph@9elements.com, gua.guo@intel.com,
	james.lu@intel.co, ardb@kernel.org
Subject: [PATCH 1/1] BaseTools/Conf/tools_def: Fix linking using CLANGDWARF_IA32
Date: Thu, 30 Mar 2023 11:48:03 +0200	[thread overview]
Message-ID: <20230330094803.978890-1-patrick.rudolph@9elements.com> (raw)

The clang toolchain might default to fPIE/fPIC, which prevents
lld from linking the objects into a binary.

Specify -fno-pie -fno-pic as done on GCC to fix linking.

Test:
Building the Universal Payload using the command
'python UefiPayloadPkg/UniversalPayloadBuild.py -a IA32' actually
works.

Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com>
Ref: https://bugzilla.tianocore.org/show_bug.cgi?id=4356
---
 BaseTools/Conf/tools_def.template | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/BaseTools/Conf/tools_def.template b/BaseTools/Conf/tools_def.template
index 471eb67c0c..9b59bd75c3 100755
--- a/BaseTools/Conf/tools_def.template
+++ b/BaseTools/Conf/tools_def.template
@@ -2888,7 +2888,7 @@ DEFINE CLANGDWARF_X64_DLINK2_FLAGS        = -Wl,--defsym=PECOFF_HEADER_SIZE=0x22
 *_CLANGDWARF_IA32_RC_PATH              = DEF(CLANGDWARF_IA32_PREFIX)llvm-rc
 
 *_CLANGDWARF_IA32_ASLCC_FLAGS          = DEF(GCC_ASLCC_FLAGS) -m32 -fno-lto DEF(CLANG38_IA32_TARGET)
-*_CLANGDWARF_IA32_ASLDLINK_FLAGS       = DEF(CLANGDWARF_IA32_X64_ASLDLINK_FLAGS) -Wl,-m,elf_i386 -fuse-ld=lld
+*_CLANGDWARF_IA32_ASLDLINK_FLAGS       = DEF(CLANGDWARF_IA32_X64_ASLDLINK_FLAGS) -Wl,-m,elf_i386 -fuse-ld=lld -no-pie
 *_CLANGDWARF_IA32_ASM_FLAGS            = DEF(GCC5_ASM_FLAGS) -m32 -march=i386 DEF(CLANG38_IA32_TARGET)
 *_CLANGDWARF_IA32_RC_FLAGS             = DEF(GCC_IA32_RC_FLAGS)
 *_CLANGDWARF_IA32_OBJCOPY_FLAGS        =
@@ -2897,17 +2897,17 @@ DEFINE CLANGDWARF_X64_DLINK2_FLAGS        = -Wl,--defsym=PECOFF_HEADER_SIZE=0x22
 *_CLANGDWARF_IA32_ASLPP_FLAGS          = DEF(GCC_ASLPP_FLAGS) DEF(CLANG38_IA32_TARGET)
 *_CLANGDWARF_IA32_VFRPP_FLAGS          = DEF(GCC_VFRPP_FLAGS) DEF(CLANG38_IA32_TARGET)
 
-DEBUG_CLANGDWARF_IA32_CC_FLAGS         = DEF(CLANG38_ALL_CC_FLAGS) -m32 -Oz -flto -march=i586 DEF(CLANG38_IA32_TARGET) -g -malign-double
+DEBUG_CLANGDWARF_IA32_CC_FLAGS         = DEF(CLANG38_ALL_CC_FLAGS) -fno-pic -fno-pie -m32 -Oz -flto -march=i586 DEF(CLANG38_IA32_TARGET) -g -malign-double
 DEBUG_CLANGDWARF_IA32_DLINK_FLAGS      = DEF(CLANGDWARF_IA32_X64_DLINK_FLAGS) -flto -Wl,-O3 -Wl,-melf_i386 -Wl,--oformat,elf32-i386
-DEBUG_CLANGDWARF_IA32_DLINK2_FLAGS     = DEF(CLANGDWARF_IA32_DLINK2_FLAGS) -O3 -fuse-ld=lld
+DEBUG_CLANGDWARF_IA32_DLINK2_FLAGS     = DEF(CLANGDWARF_IA32_DLINK2_FLAGS) -O3 -fuse-ld=lld -no-pie
 
-RELEASE_CLANGDWARF_IA32_CC_FLAGS       = DEF(CLANG38_ALL_CC_FLAGS) -m32 -Oz -flto -march=i586 DEF(CLANG38_IA32_TARGET) -malign-double
+RELEASE_CLANGDWARF_IA32_CC_FLAGS       = DEF(CLANG38_ALL_CC_FLAGS) -fno-pic -fno-pie -m32 -Oz -flto -march=i586 DEF(CLANG38_IA32_TARGET) -malign-double
 RELEASE_CLANGDWARF_IA32_DLINK_FLAGS    = DEF(CLANGDWARF_IA32_X64_DLINK_FLAGS) -flto -Wl,-O3 -Wl,-melf_i386 -Wl,--oformat,elf32-i386
-RELEASE_CLANGDWARF_IA32_DLINK2_FLAGS   = DEF(CLANGDWARF_IA32_DLINK2_FLAGS) -O3 -fuse-ld=lld
+RELEASE_CLANGDWARF_IA32_DLINK2_FLAGS   = DEF(CLANGDWARF_IA32_DLINK2_FLAGS) -O3 -fuse-ld=lld -no-pie
 
-NOOPT_CLANGDWARF_IA32_CC_FLAGS         = DEF(CLANG38_ALL_CC_FLAGS) -m32 -O0 -march=i586 DEF(CLANG38_IA32_TARGET) -g -malign-double
+NOOPT_CLANGDWARF_IA32_CC_FLAGS         = DEF(CLANG38_ALL_CC_FLAGS) -fno-pic -fno-pie -m32 -O0 -march=i586 DEF(CLANG38_IA32_TARGET) -g -malign-double
 NOOPT_CLANGDWARF_IA32_DLINK_FLAGS      = DEF(CLANGDWARF_IA32_X64_DLINK_FLAGS) -Wl,-O0 -Wl,-melf_i386 -Wl,--oformat,elf32-i386
-NOOPT_CLANGDWARF_IA32_DLINK2_FLAGS     = DEF(CLANGDWARF_IA32_DLINK2_FLAGS) -O0 -fuse-ld=lld
+NOOPT_CLANGDWARF_IA32_DLINK2_FLAGS     = DEF(CLANGDWARF_IA32_DLINK2_FLAGS) -O0 -fuse-ld=lld -no-pie
 
 ##########################
 # CLANGDWARF X64 definitions
-- 
2.39.1


             reply	other threads:[~2023-03-30  9:48 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-03-30  9:48 Patrick Rudolph [this message]
2023-04-04 12:42 ` [edk2-devel] [PATCH 1/1] BaseTools/Conf/tools_def: Fix linking using CLANGDWARF_IA32 Sheng Lean Tan
2023-04-05 17:15 ` Rebecca Cran
     [not found] ` <1753195A0E9C6D3F.3578@groups.io>
2023-04-05 20:41   ` Rebecca Cran

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