Changeset 0b749a3 in mainline for uspace/lib/c/arch/abs32le/include/fibril.h

Timestamp:

2010-11-22T15:39:53Z (13 years ago)

Author:

Vojtech Horky <vojtechhorky@…>

Branches:

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

Children:

0eddb76, aae339e9

Parents:

9a1d8ab (diff), 8cd1aa5e (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:

Merge development/ changes

File:

• uspace/lib/c/arch/abs32le/include/fibril.h (modified) (2 diffs)

uspace/lib/c/arch/abs32le/include/fibril.h

@@ -44 +44 @@
                 (ctx)->pc = (uintptr_t) (_pc); \
                 (ctx)->sp = ((uintptr_t) (stack)) + (size) - SP_DELTA; \
+                (ctx)->fp = 0; \
                 (ctx)->tls = ((uintptr_t) (ptls)) + sizeof(tcb_t); \
         } while (0)
@@ -53 +54 @@
 typedef struct {
         uintptr_t sp;
+        uintptr_t fp;
         uintptr_t pc;
         uintptr_t tls;
 } context_t;
+
+static inline uintptr_t context_get_fp(context_t *ctx)
+{
+        /* On real hardware, this function returns the frame pointer. */
+        return ctx->fp;
+}
 
 #endif