2005-02-14 Andrew Cagney <cagney@gnu.org>

[deliverable/binutils-gdb.git] / gdb / utils.c

diff --git a/gdb/utils.c b/gdb/utils.c
index f6fb20e01b665eb6ec9be3f34db72dcd0d9248ea..bea52579d2d3bf0816aaf1c244e158742052b642 100644 (file)
--- a/gdb/utils.c
+++ b/gdb/utils.c
@@ -2528,6 +2528,25 @@ paddr_nz (CORE_ADDR addr)
   return phex_nz (addr, TARGET_ADDR_BIT / 8);
 }
 
+const char *
+paddress (CORE_ADDR addr)
+{
+  /* Truncate address to the size of a target address, avoiding shifts
+     larger or equal than the width of a CORE_ADDR.  The local
+     variable ADDR_BIT stops the compiler reporting a shift overflow
+     when it won't occur. */
+  /* NOTE: This assumes that the significant address information is
+     kept in the least significant bits of ADDR - the upper bits were
+     either zero or sign extended.  Should ADDRESS_TO_POINTER() or
+     some ADDRESS_TO_PRINTABLE() be used to do the conversion?  */
+
+  int addr_bit = TARGET_ADDR_BIT;
+
+  if (addr_bit < (sizeof (CORE_ADDR) * HOST_CHAR_BIT))
+    addr &= ((CORE_ADDR) 1 << addr_bit) - 1;
+  return hex_string (addr);
+}
+
 static void
 decimal2str (char *paddr_str, char *sign, ULONGEST addr, int width)
 {