| From: ktkachov <ktkachov@138bc75d-0d04-0410-961f-82ee72b054a4> |
| Date: Wed, 27 May 2015 13:17:11 +0000 (+0000) |
| Subject: [PATCH 4/13] arm musl support |
| X-Git-Url: https://gcc.gnu.org/git/?p=gcc.git;a=commitdiff_plain;h=de799bd087ab9a179768fea75bd195a31d3432a4 |
| |
| [PATCH 4/13] arm musl support |
| |
| On behalf of szabolcs.nagy@arm.com |
| |
| 2015-05-27 Gregor Richards <gregor.richards@uwaterloo.ca> |
| |
| * config/arm/linux-eabi.h (MUSL_DYNAMIC_LINKER): Define. |
| |
| |
| git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@223749 138bc75d-0d04-0410-961f-82ee72b054a4 |
| --- |
| |
| Index: b/gcc/config/arm/linux-eabi.h |
| =================================================================== |
| --- a/gcc/config/arm/linux-eabi.h |
| +++ b/gcc/config/arm/linux-eabi.h |
| @@ -77,6 +77,23 @@ |
| %{mfloat-abi=soft*:" GLIBC_DYNAMIC_LINKER_SOFT_FLOAT "} \ |
| %{!mfloat-abi=*:" GLIBC_DYNAMIC_LINKER_DEFAULT "}" |
| |
| +/* For ARM musl currently supports four dynamic linkers: |
| + - ld-musl-arm.so.1 - for the EABI-derived soft-float ABI |
| + - ld-musl-armhf.so.1 - for the EABI-derived hard-float ABI |
| + - ld-musl-armeb.so.1 - for the EABI-derived soft-float ABI, EB |
| + - ld-musl-armebhf.so.1 - for the EABI-derived hard-float ABI, EB |
| + musl does not support the legacy OABI mode. |
| + All the dynamic linkers live in /lib. |
| + We default to soft-float, EL. */ |
| +#undef MUSL_DYNAMIC_LINKER |
| +#if TARGET_BIG_ENDIAN_DEFAULT |
| +#define MUSL_DYNAMIC_LINKER_E "%{mlittle-endian:;:eb}" |
| +#else |
| +#define MUSL_DYNAMIC_LINKER_E "%{mbig-endian:eb}" |
| +#endif |
| +#define MUSL_DYNAMIC_LINKER \ |
| + "/lib/ld-musl-arm" MUSL_DYNAMIC_LINKER_E "%{mfloat-abi=hard:hf}.so.1" |
| + |
| /* At this point, bpabi.h will have clobbered LINK_SPEC. We want to |
| use the GNU/Linux version, not the generic BPABI version. */ |
| #undef LINK_SPEC |
