Changeset 3b3e776 in mainline for uspace/lib/libc/arch/sparc64/src/stacktrace_asm.S

Timestamp:

2010-02-05T10:57:50Z (14 years ago)

Author:

Lenka Trochtova <trochtova.lenka@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

0358da0

Parents:

3f085132 (diff), b4cbef1 (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.

Message:

merged with head

File:

• uspace/lib/libc/arch/sparc64/src/stacktrace_asm.S (moved) (moved from uspace/app/getvc/Makefile ) (2 diffs)

uspace/lib/libc/arch/sparc64/src/stacktrace_asm.S

@@ -1 +1 @@
 #
-# Copyright (c) 2005 Martin Decky
-# Copyright (c) 2007 Jakub Jermar
+# Copyright (c) 2009 Jakub Jermar
 # All rights reserved.
 #
@@ -28 +27 @@
 #
 
-include Makefile.common
+#include <libarch/stack.h>
 
-.PHONY: all clean
+.text
 
-all: $(LIBC_PREFIX)/../../../version $(LIBC_PREFIX)/../../../Makefile.config $(LIBC_PREFIX)/../../../config.h $(LIBC_PREFIX)/../../../config.defs $(LIBS)
-        -[ -f $(DEPEND) ] && mv -f $(DEPEND) $(DEPEND_PREV)
-        $(MAKE) -f Makefile.build
+.global stacktrace_prepare
+.global stacktrace_fp_get
+.global stacktrace_pc_get
 
-clean:
-        rm -f $(DEPEND) $(DEPEND_PREV) $(OUTPUT) $(OUTPUT).map $(OUTPUT).disasm
-        find . -name '*.o' -follow -exec rm \{\} \;
+stacktrace_prepare:
+        save %sp, -(STACK_WINDOW_SAVE_AREA_SIZE+STACK_ARG_SAVE_AREA_SIZE), %sp
+        # Flush all other windows to memory so that we can read their contents.
+        flushw
+        ret
+        restore
+
+stacktrace_fp_get:
+        # Add the stack bias to %sp to get the actual address.
+        retl
+        add %sp, STACK_BIAS, %o0
+
+stacktrace_pc_get:
+        retl
+        mov %o7, %o0