The motivation of this commit is to change CONFIG_USE_PRIVATE_LIBGCC
to a boolean macro so we can move it to Kconfig.

In the current implementation, there are two forms of syntax
for this macro:

  - CONFIG_USE_PRIVATE_LIBGCC=y
  - CONFIG_USE_PRIVATE_LIBGCC=<path/to/private/libgcc>

The latter is only used by x86 architecture.
With a little bit refactoring, it can be converted to the former.

Signed-off-by: Masahiro Yamada <[email protected]>
Cc: Simon Glass <[email protected]>
---

 arch/x86/config.mk            | 3 ---
 arch/x86/include/asm/config.h | 3 +++
 arch/x86/lib/Makefile         | 6 +++---
 3 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/arch/x86/config.mk b/arch/x86/config.mk
index 3106079..3e7fedb 100644
--- a/arch/x86/config.mk
+++ b/arch/x86/config.mk
@@ -28,6 +28,3 @@ PLATFORM_LDFLAGS += --emit-relocs -Bsymbolic 
-Bsymbolic-functions -m elf_i386
 LDFLAGS_FINAL += --gc-sections -pie
 LDFLAGS_FINAL += --wrap=__divdi3 --wrap=__udivdi3
 LDFLAGS_FINAL += --wrap=__moddi3 --wrap=__umoddi3
-
-export NORMAL_LIBGCC = $(shell $(CC) $(PLATFORM_CPPFLAGS) 
-print-libgcc-file-name)
-CONFIG_USE_PRIVATE_LIBGCC := arch/x86/lib
diff --git a/arch/x86/include/asm/config.h b/arch/x86/include/asm/config.h
index f06a15c..6827424 100644
--- a/arch/x86/include/asm/config.h
+++ b/arch/x86/include/asm/config.h
@@ -8,4 +8,7 @@
 #define _ASM_CONFIG_H_
 
 #define CONFIG_SYS_GENERIC_BOARD
+
+#define CONFIG_USE_PRIVATE_LIBGCC
+
 #endif
diff --git a/arch/x86/lib/Makefile b/arch/x86/lib/Makefile
index f7303ab..25b672a 100644
--- a/arch/x86/lib/Makefile
+++ b/arch/x86/lib/Makefile
@@ -20,9 +20,9 @@ obj-$(CONFIG_SYS_X86_TSC_TIMER)       += tsc_timer.o
 obj-$(CONFIG_VIDEO_VGA)        += video.o
 obj-$(CONFIG_CMD_ZBOOT)        += zimage.o
 
-LIBGCC := $(notdir $(NORMAL_LIBGCC))
-extra-y := $(LIBGCC)
+extra-$(CONFIG_USE_PRIVATE_LIBGCC) := lib.a
 
+NORMAL_LIBGCC = $(shell $(CC) $(PLATFORM_CPPFLAGS) -print-libgcc-file-name)
 OBJCOPYFLAGS := --prefix-symbols=__normal_
-$(obj)/$(LIBGCC): $(NORMAL_LIBGCC) FORCE
+$(obj)/lib.a: $(NORMAL_LIBGCC) FORCE
        $(call if_changed,objcopy)
-- 
1.9.1

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