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authorJoseph Myers <joseph@codesourcery.com>2012-02-21 00:46:01 +0000
committerJoseph Myers <joseph@codesourcery.com>2012-02-21 00:46:01 +0000
commit0e7dfaef514bbb3ec08934c6f7f42953bc149257 (patch)
tree3a2373ee1f9a7a0bc8d09b5e261e393a9fae2ae3 /csu
parent599af3ca61ab0841bd968c8965e2efb2c1df2dd3 (diff)
downloadglibc-0e7dfaef514bbb3ec08934c6f7f42953bc149257.tar.gz
Remove old initfini mechanism.
Diffstat (limited to 'csu')
-rw-r--r--csu/Makefile49
-rw-r--r--csu/defs.awk27
2 files changed, 2 insertions, 74 deletions
diff --git a/csu/Makefile b/csu/Makefile
index c36c42c420..8e8a41ecad 100644
--- a/csu/Makefile
+++ b/csu/Makefile
@@ -20,8 +20,7 @@
# consists of the startfile, built from start.c and installed as crt0.o
# (traditionally) or crt1.o (for ELF). In ELF we also install crti.o and
# crtn.o, special "initializer" and "finalizer" files used in the link
-# to make the .init and .fini sections work right; both these files are
-# built (in an arcane manner) from initfini.c.
+# to make the .init and .fini sections work right.
subdir := csu
@@ -38,7 +37,7 @@ omit-deps = $(patsubst %.o,%,$(start-installed-name) g$(start-installed-name) \
b$(start-installed-name) $(csu-dummies) \
S$(start-installed-name))
install-lib = $(start-installed-name) g$(start-installed-name) $(csu-dummies)
-distribute = initfini.c gmon-start.c start.c defs.awk \
+distribute = gmon-start.c start.c \
abi-note.S init.c c not-cancel.h
generated = version-info.h
before-compile = $(objpfx)version-info.h
@@ -80,50 +79,6 @@ crtstuff = crti crtn
install-lib += $(crtstuff:=.o)
extra-objs += $(crtstuff:=.o)
-# Conditionals on the existence of a sysdeps version of crti.S are
-# temporary until all targets either have such a file or have been
-# removed, after which the old approach of postprocessing compiler
-# output will be removed.
-ifeq (,$(wildcard $(sysdirs:%=%/crti.S)))
-
-generated += $(crtstuff:=.S) initfini.s defs.h
-omit-deps += $(crtstuff)
-
-# Special rules for the building of crti.o and crtn.o
-$(crtstuff:%=$(objpfx)%.o): %.o: %.S $(objpfx)defs.h
- $(compile.S) -g0 $(ASFLAGS-.os) -o $@
-
-CFLAGS-initfini.s = -g0 -fPIC -fno-inline-functions $(fno-unit-at-a-time)
-
-vpath initfini.c $(sysdirs)
-
-$(objpfx)initfini.s: initfini.c $(before-compile)
- $(compile.c) -S $(CFLAGS-initfini.s) -finhibit-size-directive \
- $(patsubst -f%,-fno-%,$(exceptions)) -o $@
-
-# We only have one kind of startup code files. Static binaries and
-# shared libraries are build using the PIC version.
-$(objpfx)crti.S: $(objpfx)initfini.s
- sed -n -e '1,/@HEADER_ENDS/p' \
- -e '/@_.*_PROLOG_BEGINS/,/@_.*_PROLOG_ENDS/p' \
- -e '/@TRAILER_BEGINS/,$$p' $< > $@
-
-$(objpfx)crtn.S: $(objpfx)initfini.s
- sed -n -e '1,/@HEADER_ENDS/p' \
- -e '/@_.*_EPILOG_BEGINS/,/@_.*_EPILOG_ENDS/p' \
- -e '/@TRAILER_BEGINS/,$$p' $< > $@
-
-# These explicit rules are necessary when the $(objpfx) subdirectory
-# did not exist at the time make considered the implicit rules using it.
-# This comes up with a fresh build using no_deps=t.
-$(patsubst %,$(objpfx)crt%.o,i n): %.o: %.S
-
-$(objpfx)defs.h: $(objpfx)initfini.s
- sed -n -e '/@TESTS_BEGIN/,/@TESTS_END/p' $< | \
- $(AWK) -f defs.awk > $@
-
-endif
-
extra-objs += abi-note.o init.o
asm-CPPFLAGS += -I$(objpfx).
diff --git a/csu/defs.awk b/csu/defs.awk
deleted file mode 100644
index 7ca5a33646..0000000000
--- a/csu/defs.awk
+++ /dev/null
@@ -1,27 +0,0 @@
-/^[ ]*\.endp/ { need_endp = 1 }
-/^[ ]*\.end/ { need_end = 1 }
-/^[ ]*\.align/ { if($2 > max) max = $2; }
-
-END {
- if(need_endp)
- {
- print "#define END_INIT .endp _init";
- print "#define END_FINI .endp _fini";
- } else if(need_end)
- {
- print "#define END_INIT .end _init";
- print "#define END_FINI .end _fini";
- }
- else
- {
- print "#define END_INIT";
- print "#define END_FINI";
- }
- if(max)
- print "#define ALIGN .align", max;
- else
- print "#define ALIGN";
-
- print "#include <libc-symbols.h>";
- print "weak_extern (__gmon_start__)";
-}