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authorVineet Gupta <Vineet.Gupta1@synopsys.com>2017-03-31 18:22:20 (GMT)
committerWaldemar Brodkorb <wbx@openadk.org>2017-04-01 17:31:23 (GMT)
commit9f1d9a5ab25a7cb43bae84d6d7d8c96538b3a783 (patch)
tree5ef9ad176ab8484ccab612d5a20f82b06f3d0d7a
parentcde74b83f9b204bf56f304224654e4993dc56efc (diff)
ldso: don't discard sysmbols for DODEBUG builds
the --discard-* toggles take away the symbols which comes in the way when staring at objdumps for debugging low level issues So don't discard symbols for DODEBUG builds before ----- 3388: j_s.d [blink] 338a: add_s sp,sp,0x18 338c: b.d 332c <_dl_add_elf_hash_table+0x50> 3390: mov_s r2,0 3392: nop_s 3394: push_s blink <--- function not called out 3396: st.aw r13,[sp,-20] 339a: std r14r15,[sp,4] 339e: std r16r17,[sp,12] after ----- 3388: j_s.d [blink] 338a: add_s sp,sp,0x18 338c: b.d 332c <_dl_add_elf_hash_table+0x50> 3390: mov_s r2,0 3392: nop_s 00003394 <add_ldso.isra.9>: 3394: push_s blink 3396: st.aw r13,[sp,-20] 339a: std r14r15,[sp,4] 339e: std r16r17,[sp,12] Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
-rw-r--r--ldso/ldso/Makefile.in7
1 files changed, 5 insertions, 2 deletions
diff --git a/ldso/ldso/Makefile.in b/ldso/ldso/Makefile.in
index 320e448..acb1a5b 100644
--- a/ldso/ldso/Makefile.in
+++ b/ldso/ldso/Makefile.in
@@ -51,8 +51,11 @@ LDFLAGS-$(UCLIBC_LDSO_NAME).so := $(LDFLAGS_NOSTRIP) -Wl,-z,defs
endif
LDFLAGS-$(UCLIBC_LDSO_NAME).so += -Wl,-e,$(SYMBOL_PREFIX)_start \
-Wl,-z,now -Wl,-Bsymbolic \
- -Wl,--export-dynamic $(CFLAG_-Wl--sort-common) -Wl,--discard-locals \
- $(CFLAG_-Wl--discard-all) -Wl,--no-undefined
+ -Wl,--export-dynamic $(CFLAG_-Wl--sort-common) -Wl,--no-undefined
+
+ifneq ($(DODEBUG),y)
+ LDFLAGS-$(UCLIBC_LDSO_NAME).so += -Wl,--discard-locals $(CFLAG_-Wl--discard-all)
+endif
LDFLAGS-$(LDSO_PRELINK_SUPPORT)-$(UCLIBC_LDSO_NAME).so += -Wl,-defsym=$(SYMBOL_PREFIX)_begin=0