[pypy-svn] pypy lltrace: Fix.

[arigo]

Author: Armin Rigo <arigo at tunes.org>
Branch: lltrace
Changeset: r42222:324614f81b83
Date: 2011-02-22 17:12 +0100
http://bitbucket.org/pypy/pypy/changeset/324614f81b83/

Log:	Fix.

diff --git a/pypy/jit/backend/x86/assembler.py b/pypy/jit/backend/x86/assembler.py
--- a/pypy/jit/backend/x86/assembler.py
+++ b/pypy/jit/backend/x86/assembler.py
@@ -1256,6 +1256,7 @@
 
     def generate_ll_trace(self, dest_addr, value_loc):
         # XXX for now, we only trace 32-bit pointer-sized writes
+        assert IS_X86_32    # <--- for PUSH_i32 below
         self.mc.PUSH_r(eax.value)
         self.mc.PUSH_r(ecx.value)
         self.mc.PUSH_r(edx.value)
@@ -1264,7 +1265,11 @@
         # use the current address as the mark
         self.mc.CALL_l(0)    # this is equivalent to "PUSH(IP)"
         # push the newvalue
-        self.mc.PUSH(value_loc)
+        if isinstance(value_loc, RegLoc):
+            self.mc.PUSH_r(value_loc.value)
+        else:
+            assert isinstance(value_loc, ImmedLoc)
+            self.mc.PUSH_i32(value_loc.value)
         # push the address in which we are about to write
         self.mc.LEA(eax, dest_addr)
         self.mc.PUSH_r(eax.value)