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linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef comparing enumeration values. 

* arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
	comparing enumeration values.  Update comments.

From-SVN: r187012
This commit is contained in:
Richard Earnshaw 2012-05-01 08:47:43 +00:00 committed by Richard Earnshaw
parent 56ca756cd9
commit 6302b84be1
2 changed files with 16 additions and 7 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2012-05-01 Richard Earnshaw <rearnsha@arm.com>
* arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
comparing enumeration values. Update comments.
2012-05-01 Alan Modra <amodra@gmail.com>
PR target/53038

18
gcc/config/arm/linux-eabi.h
View File

@ -32,7 +32,8 @@
while (false)
/* We default to a soft-float ABI so that binaries can run on all
target hardware. */
target hardware. If you override this to use the hard-float ABI then
change the setting of GLIBC_DYNAMIC_LINKER_DEFAULT as well. */
#undef TARGET_DEFAULT_FLOAT_ABI
#define TARGET_DEFAULT_FLOAT_ABI ARM_FLOAT_ABI_SOFT
@ -59,16 +60,19 @@
#undef SUBTARGET_EXTRA_LINK_SPEC
#define SUBTARGET_EXTRA_LINK_SPEC " -m " TARGET_LINKER_EMULATION
/* Use ld-linux.so.3 so that it will be possible to run "classic"
GNU/Linux binaries on an EABI system. */
/* GNU/Linux on ARM currently supports three dynamic linkers:
- ld-linux.so.2 - for the legacy ABI
- ld-linux.so.3 - for the EABI-derived soft-float ABI
- ld-linux-armhf.so.3 - for the EABI-derived hard-float ABI.
All the dynamic linkers live in /lib.
We default to soft-float, but this can be overridden by changing both
GLIBC_DYNAMIC_LINKER_DEFAULT and TARGET_DEFAULT_FLOAT_ABI. */
#undef GLIBC_DYNAMIC_LINKER
#define GLIBC_DYNAMIC_LINKER_SOFT_FLOAT "/lib/ld-linux.so.3"
#define GLIBC_DYNAMIC_LINKER_HARD_FLOAT "/lib/ld-linux-armhf.so.3"
#if TARGET_DEFAULT_FLOAT_ABI == ARM_FLOAT_ABI_HARD
#define GLIBC_DYNAMIC_LINKER_DEFAULT GLIBC_DYNAMIC_LINKER_HARD_FLOAT
#else
#define GLIBC_DYNAMIC_LINKER_DEFAULT GLIBC_DYNAMIC_LINKER_SOFT_FLOAT
#endif
#define GLIBC_DYNAMIC_LINKER \
"%{mfloat-abi=hard:" GLIBC_DYNAMIC_LINKER_HARD_FLOAT "} \
%{mfloat-abi=soft*:" GLIBC_DYNAMIC_LINKER_SOFT_FLOAT "} \