X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fruntime%2Fos.h;h=7519f7c8a88bfc3a79e8ff5b5b2194e1a4b3ec2b;hb=a7c2a16d0c2be6709becc962be1cb5e0aeda68c6;hp=1d8e43673ec7ebb5eb773b1414e1d935d0dbe593;hpb=cea4896b2482b7b2b429c1631d774b4cfbc0efba;p=sbcl.git

diff --git a/src/runtime/os.h b/src/runtime/os.h
index 1d8e436..7519f7c 100644
--- a/src/runtime/os.h
+++ b/src/runtime/os.h
@@ -28,11 +28,6 @@
  * os_vm_prot_t
  *   type used for flags for mmap, mprotect, etc.
  *
- * OS_VM_DEFAULT_PAGESIZE
- *   used by core dumping and loading logic (but dunno its exact
- *   definition, in particular why we can't just use getpagesize()
- *   instead)
- *
  * os_vm_address_t
  *   the type used to represent addresses? (dunno why not just void*)
  * os_vm_size_t, os_vm_off_t
@@ -41,15 +36,9 @@
  *   the type used to represent context in a POSIX sigaction SA_SIGACTION
  *   handler, i.e. the actual type of the thing pointed to by the
  *   void* third argument of a handler */
-#if defined __FreeBSD__
-#include "bsd-os.h"
-#elif defined __OpenBSD__
-#include "bsd-os.h"
-#elif defined __linux__
-#include "linux-os.h"
-#else
-#error unsupported OS
-#endif
+
+#include "target-os.h"
+
 
 #define OS_VM_PROT_ALL \
   (OS_VM_PROT_READ | OS_VM_PROT_WRITE | OS_VM_PROT_EXECUTE)
@@ -113,16 +102,33 @@ extern boolean is_valid_lisp_addr(os_vm_address_t test);
  * register, of the specified offset, for that context. The offset is
  * defined in the storage class (SC) defined in the Lisp virtual
  * machine (i.e. the file "vm.lisp" for the appropriate architecture). */
-int *os_context_register_addr(os_context_t *context, int offset);
+os_context_register_t *
+os_context_register_addr(os_context_t *context, int offset);
+
+/* FIXME: Pending investigation, this #ifdef stays as alpha. If it
+ * turns out that the alpha truly requires this, it can change to
+ * ARCH_HAS_FLOAT_REGISTERS (currently #defined in alpha-arch.h -- CSR
+ * 2002-02-04 */
+#ifdef alpha
+os_context_register_t *
+os_context_float_register_addr(os_context_t *context, int offset);
+#endif
 
 /* Given a signal context, return the address for storage of the
  * program counter for that context. */
-int *os_context_pc_addr(os_context_t *context);
+os_context_register_t *os_context_pc_addr(os_context_t *context);
+#ifdef ARCH_HAS_NPC_REGISTER
+os_context_register_t *os_context_npc_addr(os_context_t *context);
+#endif
+#ifdef ARCH_HAS_LINK_REGISTER
+os_context_register_t *os_context_lr_addr(os_context_t *context);
+#endif
 
 /* Given a signal context, return the address for storage of the
  * system stack pointer for that context. */
-int *os_context_sp_addr(os_context_t *context);
-
+#ifdef ARCH_HAS_STACK_POINTER
+os_context_register_t *os_context_sp_addr(os_context_t *context);
+#endif
 /* Given a signal context, return the address for storage of the
  * signal mask for that context. */
 sigset_t *os_context_sigmask_addr(os_context_t *context);