ppc64-linux only: fix incorrect line number reports in client requests

that create stack traces.  Fixes #283243.

git-svn-id: svn://svn.valgrind.org/valgrind/trunk@12101 a5019735-40e9-0310-863c-91ae7b9d1cf9

diff --git a/include/valgrind.h b/include/valgrind.h
index 0603aeea1582742fa6ad58b95a3462196d7a6b38..7bce103e65bcd819f6d619780f069d968b78d205 100644 (file)
--- a/include/valgrind.h
+++ b/include/valgrind.h
@@ -474,8 +474,8 @@ typedef
                                                                   \
   __extension__                                                   \
   ({         unsigned long long int  _zzq_args[6];                \
-    register unsigned long long int  _zzq_result __asm__("r3");   \
-    register unsigned long long int* _zzq_ptr __asm__("r4");      \
+             unsigned long long int  _zzq_result;                 \
+             unsigned long long int* _zzq_ptr;                    \
     _zzq_args[0] = (unsigned long long int)(_zzq_request);        \
     _zzq_args[1] = (unsigned long long int)(_zzq_arg1);           \
     _zzq_args[2] = (unsigned long long int)(_zzq_arg2);           \
@@ -483,32 +483,37 @@ typedef
     _zzq_args[4] = (unsigned long long int)(_zzq_arg4);           \
     _zzq_args[5] = (unsigned long long int)(_zzq_arg5);           \
     _zzq_ptr = _zzq_args;                                         \
-    __asm__ volatile(__SPECIAL_INSTRUCTION_PREAMBLE               \
+    __asm__ volatile("mr 3,%1\n\t" /*default*/                    \
+                     "mr 4,%2\n\t" /*ptr*/                        \
+                     __SPECIAL_INSTRUCTION_PREAMBLE               \
                      /* %R3 = client_request ( %R4 ) */           \
-                     "or 1,1,1"                                   \
-                     : "=r" (_zzq_result)                         \
-                     : "0" (_zzq_default), "r" (_zzq_ptr)         \
-                     : "cc", "memory");                           \
+                     "or 1,1,1\n\t"                               \
+                     "mr %0,3"     /*result*/                     \
+                     : "=b" (_zzq_result)                         \
+                     : "b" (_zzq_default), "b" (_zzq_ptr)         \
+                     : "cc", "memory", "r3", "r4");               \
     _zzq_result;                                                  \
   })
 
 #define VALGRIND_GET_NR_CONTEXT(_zzq_rlval)                       \
   { volatile OrigFn* _zzq_orig = &(_zzq_rlval);                   \
-    register unsigned long long int __addr __asm__("r3");         \
+    unsigned long long int __addr;                                \
     __asm__ volatile(__SPECIAL_INSTRUCTION_PREAMBLE               \
                      /* %R3 = guest_NRADDR */                     \
-                     "or 2,2,2"                                   \
-                     : "=r" (__addr)                              \
+                     "or 2,2,2\n\t"                               \
+                     "mr %0,3"                                    \
+                     : "=b" (__addr)                              \
                      :                                            \
-                     : "cc", "memory"                             \
+                     : "cc", "memory", "r3"                       \
                     );                                            \
     _zzq_orig->nraddr = __addr;                                   \
     __asm__ volatile(__SPECIAL_INSTRUCTION_PREAMBLE               \
                      /* %R3 = guest_NRADDR_GPR2 */                \
-                     "or 4,4,4"                                   \
-                     : "=r" (__addr)                              \
+                     "or 4,4,4\n\t"                               \
+                     "mr %0,3"                                    \
+                     : "=b" (__addr)                              \
                      :                                            \
-                     : "cc", "memory"                             \
+                     : "cc", "memory", "r3"                       \
                     );                                            \
     _zzq_orig->r2 = __addr;                                       \
   }