[mc] Use target preprocessor symbol instead of UNW_TARGET_FOO

diff --git a/src/mc/mc_dwarf_expression.cpp b/src/mc/mc_dwarf_expression.cpp
index d4926a2..c148b44 100644 (file)
--- a/src/mc/mc_dwarf_expression.cpp
+++ b/src/mc/mc_dwarf_expression.cpp
@@ -38,10 +38,10 @@ static int mc_dwarf_push_value(mc_expression_state_t state, Dwarf_Off value)
  */
 static int mc_dwarf_register_to_libunwind(int dwarf_register)
 {
  */
 static int mc_dwarf_register_to_libunwind(int dwarf_register)
 {

-#if defined(UNW_TARGET_X86_64)
+#if defined(__x86_64__)

   // It seems for this arch, DWARF and libunwind agree in the numbering:
   return dwarf_register;
   // It seems for this arch, DWARF and libunwind agree in the numbering:
   return dwarf_register;

-#elif defined(UNW_TARGET_X86)
+#elif defined(__i386__)

   // Could't find the authoritative source of information for this.
   // This is inspired from http://source.winehq.org/source/dlls/dbghelp/cpu_i386.c#L517.
   switch (dwarf_register) {
   // Could't find the authoritative source of information for this.
   // This is inspired from http://source.winehq.org/source/dlls/dbghelp/cpu_i386.c#L517.
   switch (dwarf_register) {