Changeset d5d2a3f in mainline for arch/ia64/include/context.h

Timestamp:

2005-05-25T12:29:18Z (20 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

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

Children:

2998046

Parents:

c23fd6b1

Message:

Add context_set() macro to support extended behaviour for architectures with more than one stack (e.g. IA-64).
Now there is one generic context_set() defined in include/context.h and one IA-64 specific defined in arch/ia64/include/context.h.

File:

• arch/ia64/include/context.h (modified) (2 diffs)

arch/ia64/include/context.h

@@ -38 +38 @@
 #define SP_DELTA        0
 
+#ifdef context_set
+#undef context_set
+#endif
+
+#define context_set(c, _pc, stack, size)        \
+        (c)->pc = (__address) _pc;              \
+        (c)->bsp = (__address) stack;           \
+        (c)->sp = ((__address) stack) + (size) - SP_DELTA;
+
 struct context {
 
@@ -47 +56 @@
         __u64 ar_unat_callee;
         __u64 ar_rsc;
-        __u64 ar_bsp;
+        __u64 bsp;      /* ar_bsp */
         __u64 ar_rnat;
         __u64 ar_lc;