1*4882a593SmuzhiyunFrom 10d23d93697167396e223711bf6210e1642ee926 Mon Sep 17 00:00:00 2001 2*4882a593SmuzhiyunFrom: Khem Raj <raj.khem@gmail.com> 3*4882a593SmuzhiyunDate: Fri, 29 Mar 2013 09:30:32 +0400 4*4882a593SmuzhiyunSubject: [PATCH] gcc: armv4: pass fix-v4bx to linker to support EABI. 5*4882a593Smuzhiyun 6*4882a593SmuzhiyunThe LINK_SPEC for linux gets overwritten by linux-eabi.h which 7*4882a593Smuzhiyunmeans the value of TARGET_FIX_V4BX_SPEC gets lost and as a result 8*4882a593Smuzhiyunthe option is not passed to linker when chosing march=armv4 9*4882a593SmuzhiyunThis patch redefines this in linux-eabi.h and reinserts it 10*4882a593Smuzhiyunfor eabi defaulting toolchains. 11*4882a593Smuzhiyun 12*4882a593SmuzhiyunWe might want to send it upstream. 13*4882a593Smuzhiyun 14*4882a593SmuzhiyunSigned-off-by: Khem Raj <raj.khem@gmail.com> 15*4882a593Smuzhiyun 16*4882a593SmuzhiyunUpstream-Status: Pending 17*4882a593Smuzhiyun--- 18*4882a593Smuzhiyun gcc/config/arm/linux-eabi.h | 6 +++++- 19*4882a593Smuzhiyun 1 file changed, 5 insertions(+), 1 deletion(-) 20*4882a593Smuzhiyun 21*4882a593SmuzhiyunIndex: gcc-11.3.0/gcc/config/arm/linux-eabi.h 22*4882a593Smuzhiyun=================================================================== 23*4882a593Smuzhiyun--- gcc-11.3.0.orig/gcc/config/arm/linux-eabi.h 24*4882a593Smuzhiyun+++ gcc-11.3.0/gcc/config/arm/linux-eabi.h 25*4882a593Smuzhiyun@@ -91,10 +91,14 @@ 26*4882a593Smuzhiyun #define MUSL_DYNAMIC_LINKER \ 27*4882a593Smuzhiyun SYSTEMLIBS_DIR "ld-musl-arm" MUSL_DYNAMIC_LINKER_E "%{mfloat-abi=hard:hf}%{mfdpic:-fdpic}.so.1" 28*4882a593Smuzhiyun 29*4882a593Smuzhiyun+/* For armv4 we pass --fix-v4bx to linker to support EABI */ 30*4882a593Smuzhiyun+#undef TARGET_FIX_V4BX_SPEC 31*4882a593Smuzhiyun+#define TARGET_FIX_V4BX_SPEC "%{mcpu=arm8|mcpu=arm810|mcpu=strongarm*|march=armv4: --fix-v4bx}" 32*4882a593Smuzhiyun+ 33*4882a593Smuzhiyun /* At this point, bpabi.h will have clobbered LINK_SPEC. We want to 34*4882a593Smuzhiyun use the GNU/Linux version, not the generic BPABI version. */ 35*4882a593Smuzhiyun #undef LINK_SPEC 36*4882a593Smuzhiyun-#define LINK_SPEC EABI_LINK_SPEC \ 37*4882a593Smuzhiyun+#define LINK_SPEC TARGET_FIX_V4BX_SPEC EABI_LINK_SPEC \ 38*4882a593Smuzhiyun LINUX_OR_ANDROID_LD (LINUX_TARGET_LINK_SPEC, \ 39*4882a593Smuzhiyun LINUX_TARGET_LINK_SPEC " " ANDROID_LINK_SPEC) 40*4882a593Smuzhiyun 41