import gdb-1999-08-23 snapshot

[deliverable/binutils-gdb.git] / gdb / config / pa / tm-hppa64.h

diff --git a/gdb/config/pa/tm-hppa64.h b/gdb/config/pa/tm-hppa64.h
index 3aaeaeedb7f0e7e5790a36305d41292a2449839e..11cfd3bd22e02c8dc68339d1ca97e80e0581acda 100644 (file)
--- a/gdb/config/pa/tm-hppa64.h
+++ b/gdb/config/pa/tm-hppa64.h
@@ -24,15 +24,15 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
 /* PA 64-bit specific definitions.  Override those which are in
    tm-hppa.h */
 
-#include "pa/tm-hppah.h"
-
-#define HPUX_1100 1
-
 /* jimb: this must go.  I'm just using it to disable code I haven't
    gotten working yet.  */
 #define GDB_TARGET_IS_HPPA_20W
 
 /* The low two bits of the IA are the privilege level of the instruction.  */
+#include "pa/tm-hppah.h"
+
+#define HPUX_1100 1
+
 #define ADDR_BITS_REMOVE(addr) ((CORE_ADDR)addr & (CORE_ADDR)~3)
 
 /* Say how long (ordinary) registers are.  This is used in
@@ -152,6 +152,7 @@ extern int hpread_adjust_stack_address PARAMS ((CORE_ADDR));
 ; the right place, we load the first 8 word of arguments into both the general
 ; and fp registers.
 call_dummy
+       nop
         copy %r4,%r29
         copy %r5,%r22
         copy %r6,%r27
@@ -179,32 +180,41 @@ call_dummy
         nop
 */
 
+/* Call dummys are sized and written out in word sized hunks.  So we have
+   to pack the instructions into words.  Ugh.  */
 #undef CALL_DUMMY
-#define CALL_DUMMY {0x349d0000, 0x34b60000, 0x34db0000, \
-                    0x53a43f83, 0x53a53f93, 0x53a63fa3, 0x53a73fb3,\
-                    0x53a83fc3, 0x53a93fd3, 0x2fa1100a, 0x2fb1100b,\
-                    0x36c10000, 0x53ba3f81, 0x53b93f91, 0x53b83fa1,\
-                    0x53b73fb1, 0x53b63fc1, 0x53b53fd1, 0x0fa110d4,\
-                    0xe820f000, 0x0fb110d3, 0x00010004, 0x00151820,\
-                    0xe6c00000, 0x08000240}
-
+#define CALL_DUMMY {0x08000240349d0000LL, 0x34b6000034db0000LL, \
+                    0x53a43f8353a53f93LL, 0x53a63fa353a73fb3LL,\
+                    0x53a83fc353a93fd3LL, 0x2fa1100a2fb1100bLL,\
+                    0x36c1000053ba3f81LL, 0x53b93f9153b83fa1LL,\
+                    0x53b73fb153b63fc1LL, 0x53b53fd10fa110d4LL,\
+                    0xe820f0000fb110d3LL, 0x0001000400151820LL,\
+                    0xe6c0000008000240LL}
+
+/* CALL_DUMMY_LENGTH is computed based on the size of a word on the target
+   machine, not the size of an instruction.  Since a word on this target
+   holds two instructions we have to divide the instruction size by two to
+   get the word size of the dummy.  */
 #undef CALL_DUMMY_LENGTH
-#define CALL_DUMMY_LENGTH (INSTRUCTION_SIZE * 25)
+#define CALL_DUMMY_LENGTH (INSTRUCTION_SIZE * 26 / 2)
+
+/* The PA64 ABI mandates a 16 byte stack alignment.  */
+#undef STACK_ALIGN
+#define STACK_ALIGN(arg) ( ((arg)%16) ? (((arg)+15)&-16) : (arg))
+
+/* The PA64 ABI reserves 64 bytes of stack space for outgoing register
+   parameters.  */
+#undef REG_PARM_STACK_SPACE
+#define REG_PARM_STACK_SPACE 64
+
+/* Arguments grow in the normal direction for the PA64 port.  */
+#undef ARGS_GROW_DOWNWARD
 
 #undef FUNC_LDIL_OFFSET
 #undef FUNC_LDO_OFFSET
 #undef SR4EXPORT_LDIL_OFFSET
 #undef SR4EXPORT_LDO_OFFSET
 #undef CALL_DUMMY_LOCATION
-/* jimb: need to find out what AT_WDB_CALL_DUMMY is about */
-#if 0
-#define CALL_DUMMY_LOCATION AFTER_TEXT_END
-extern CORE_ADDR wdb_call_dummy_addr;
-#undef PC_IN_CALL_DUMMY
-#define PC_IN_CALL_DUMMY(pc, sp, frame_address) \
-   ((pc) >= wdb_call_dummy_addr && \
-    (pc) <= wdb_call_dummy_addr + CALL_DUMMY_LENGTH)
-#endif
 
 #undef REG_STRUCT_HAS_ADDR