Changeset 47246f4 in mainline for uspace/lib/libc/arch/amd64/src/stacktrace.S

Timestamp:

2009-12-30T18:34:15Z (14 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

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

Children:

01fda09

Parents:

ee2f1aae

Message:

Pair the stack frame address and the return address in a more meaningful way.
Also do the 'right' thing on sparc64 and recognize the end of the stack trace
by -0x7ff stored in %fp.

File:

• uspace/lib/libc/arch/amd64/src/stacktrace.S (modified) (2 diffs)

uspace/lib/libc/arch/amd64/src/stacktrace.S

@@ -33 +33 @@
 .global frame_pointer_validate
 .global return_address_get
+.global program_counter_get
 
 frame_pointer_get:
@@ -49 +50 @@
         movq 8(%rdi), %rax
         ret
+
+program_counter_get:
+        movq (%rsp), %rax
+        ret