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authorEric Andersen <andersen@codepoet.org>2003-11-05 00:29:20 +0000
committerEric Andersen <andersen@codepoet.org>2003-11-05 00:29:20 +0000
commit51ddd87e60b2df058f28aff16dab8d7fcc6f6d20 (patch)
tree30df45215b23c94a40609d665a5f6c53b42e654b /libc
parentbb13f09f1665b9b1f851ce69d13532c73fac0e98 (diff)
Begin the conversion to using per-arch crti.S and crtn.S
Diffstat (limited to 'libc')
-rw-r--r--libc/sysdeps/linux/i386/Makefile28
-rw-r--r--libc/sysdeps/linux/i386/crti.S40
-rw-r--r--libc/sysdeps/linux/i386/crtn.S33
3 files changed, 100 insertions, 1 deletions
diff --git a/libc/sysdeps/linux/i386/Makefile b/libc/sysdeps/linux/i386/Makefile
index 1bf634170..02918f8ae 100644
--- a/libc/sysdeps/linux/i386/Makefile
+++ b/libc/sysdeps/linux/i386/Makefile
@@ -23,6 +23,7 @@ ASFLAGS=$(CFLAGS)
CRT0_SRC = crt0.S
CRT0_OBJ = crt0.o crt1.o gcrt1.o
CRT0_DEPS=gmon-start.S
+CTOR_TARGETS=$(TOPDIR)lib/crti.o $(TOPDIR)lib/crtn.o
SSRC=__longjmp.S vfork.S clone.S setjmp.S bsd-setjmp.S \
bsd-_setjmp.S syscall.S mmap64.S
@@ -41,7 +42,7 @@ all: $(OBJS) $(LIBC)
$(LIBC): ar-target
-ar-target: $(OBJS) $(CRT0_OBJ)
+ar-target: $(OBJS) $(CRT0_OBJ) $(CTOR_TARGETS)
$(AR) $(ARFLAGS) $(LIBC) $(OBJS)
cp $(CRT0_OBJ) $(TOPDIR)lib/
@@ -67,6 +68,31 @@ gmon-start.S: ../common/gmon-start.c
gcrt1.o: $(CRT0_DEPS)
endif
+
+ifeq ($(strip $(UCLIBC_CTOR_DTOR)),y)
+crti.o: crti.S
+ $(CC) $(SAFECFLAGS) -c crti.S -o crti.o
+
+$(TOPDIR)lib/crti.o: crti.o
+ $(INSTALL) -d $(TOPDIR)lib/
+ cp crti.o $(TOPDIR)lib/
+
+crtn.o: crtn.S
+ $(CC) $(SAFECFLAGS) -c crtn.S -o crtn.o
+
+$(TOPDIR)lib/crtn.o: crtn.o
+ $(INSTALL) -d $(TOPDIR)lib/
+ cp crtn.o $(TOPDIR)lib/
+else
+$(TOPDIR)lib/crti.o:
+ $(INSTALL) -d $(TOPDIR)lib/
+ $(AR) $(ARFLAGS) $(TOPDIR)lib/crti.o
+$(TOPDIR)lib/crtn.o:
+ $(INSTALL) -d $(TOPDIR)lib/
+ $(AR) $(ARFLAGS) $(TOPDIR)lib/crtn.o
+endif
+
+
headers:
$(LN) -fs ../libc/sysdeps/linux/i386/fpu_control.h $(TOPDIR)/include/
diff --git a/libc/sysdeps/linux/i386/crti.S b/libc/sysdeps/linux/i386/crti.S
new file mode 100644
index 000000000..3cc97f833
--- /dev/null
+++ b/libc/sysdeps/linux/i386/crti.S
@@ -0,0 +1,40 @@
+ .file "initfini.c"
+#APP
+
+ .section .init
+#NO_APP
+.globl _init
+ .type _init, @function
+_init:
+ pushl %ebp
+ movl %esp, %ebp
+ pushl %ebx
+ call __i686.get_pc_thunk.bx
+ addl $_GLOBAL_OFFSET_TABLE_, %ebx
+#APP
+
+
+
+
+ .section .fini
+#NO_APP
+.globl _fini
+ .type _fini, @function
+_fini:
+ pushl %ebp
+ movl %esp, %ebp
+ pushl %ebx
+ call __i686.get_pc_thunk.bx
+ addl $_GLOBAL_OFFSET_TABLE_, %ebx
+#APP
+
+
+
+ .section .gnu.linkonce.t.__i686.get_pc_thunk.bx,"ax",@progbits
+.globl __i686.get_pc_thunk.bx
+ .hidden __i686.get_pc_thunk.bx
+ .type __i686.get_pc_thunk.bx, @function
+__i686.get_pc_thunk.bx:
+ movl (%esp), %ebx
+ ret
+ .ident "GCC: (GNU) 3.3.2 (Debian)"
diff --git a/libc/sysdeps/linux/i386/crtn.S b/libc/sysdeps/linux/i386/crtn.S
new file mode 100644
index 000000000..733f25b83
--- /dev/null
+++ b/libc/sysdeps/linux/i386/crtn.S
@@ -0,0 +1,33 @@
+ .file "initfini.c"
+#APP
+
+ .section .init
+#NO_APP
+.globl _init
+ .type _init, @function
+#NO_APP
+ popl %ebx
+ popl %ebp
+ ret
+ .size _init, .-_init
+#APP
+
+ .section .fini
+#NO_APP
+.globl _fini
+ .type _fini, @function
+#NO_APP
+ popl %ebx
+ popl %ebp
+ ret
+ .size _fini, .-_fini
+#APP
+
+ .section .gnu.linkonce.t.__i686.get_pc_thunk.bx,"ax",@progbits
+.globl __i686.get_pc_thunk.bx
+ .hidden __i686.get_pc_thunk.bx
+ .type __i686.get_pc_thunk.bx, @function
+__i686.get_pc_thunk.bx:
+ movl (%esp), %ebx
+ ret
+ .ident "GCC: (GNU) 3.3.2 (Debian)"