[pypy-svn] r58651 - in pypy/branch/oo-jit/pypy/jit/codegen/x86_64: . test

witulski at codespeak.net witulski at codespeak.net
Mon Oct 6 15:20:53 CEST 2008


Author: witulski
Date: Mon Oct  6 15:20:53 2008
New Revision: 58651

Modified:
   pypy/branch/oo-jit/pypy/jit/codegen/x86_64/assembler.py
   pypy/branch/oo-jit/pypy/jit/codegen/x86_64/rgenop.py
   pypy/branch/oo-jit/pypy/jit/codegen/x86_64/test/test_rgenop.py
Log:
JMP/JNE BUG(maybe) fixed (need to sub the length of the JMP opcode to the displacement)
enter_next_block: Constants will be changed to GenVars



Modified: pypy/branch/oo-jit/pypy/jit/codegen/x86_64/assembler.py
==============================================================================
--- pypy/branch/oo-jit/pypy/jit/codegen/x86_64/assembler.py	(original)
+++ pypy/branch/oo-jit/pypy/jit/codegen/x86_64/assembler.py	Mon Oct  6 15:20:53 2008
@@ -178,7 +178,7 @@
     _CMP_QWREG_IMM32 = make_two_operand_instr(   1,    0,    0,    1, "\x81", 3, None, 7)
     _CMP_QWREG_QWREG = make_two_operand_instr(   1, None,    0, None, "\x39", 3, None, None)
     # FIXME: rexB is set
-    _CMP_8REG_IMM8   = make_two_operand_instr(   0,    0,    0,    0, "\x82", 3, None, 7)
+    _CMP_8REG_IMM8   = make_two_operand_instr(   0,    0,    0, None, "\x80", 3, None, 7)
     
     _DEC_QWREG       = make_one_operand_instr(   1,    0,    0, None, "\xFF", 3, None, 1)
     _INC_QWREG       = make_one_operand_instr(   1,    0,    0, None, "\xFF", 3, None, 0)
@@ -233,6 +233,7 @@
         method(op1, op2)
         
     def CMP(self, op1, op2):
+        #import pdb;pdb.set_trace()
         method = getattr(self, "_CMP"+op1.to_string()+op2.to_string())
         method(op1, op2)
         

Modified: pypy/branch/oo-jit/pypy/jit/codegen/x86_64/rgenop.py
==============================================================================
--- pypy/branch/oo-jit/pypy/jit/codegen/x86_64/rgenop.py	(original)
+++ pypy/branch/oo-jit/pypy/jit/codegen/x86_64/rgenop.py	Mon Oct  6 15:20:53 2008
@@ -148,13 +148,14 @@
 #    def op_int_invert(self, gv_x):
 #       return self.mc.NOT(gv_x)
         
-        
+         
     #FIXME: can only jump 32bit
+    # -6 : length of the jne instruction
     def jump_if_true(self, gv_condition, args_for_jump_gv):   
         targetbuilder = Builder()
         self.mc.CMP(gv_condition, Immediate32(0))
         displ = self.calc_32bit_displacement(self.mc.tell(),targetbuilder.mc.tell())
-        self.mc.JNE(displ)
+        self.mc.JNE(displ-6)
         #targetbuilder.come_from(self.mc, 'JNE')      
         return targetbuilder
     
@@ -210,14 +211,16 @@
     #FIXME: uses 32bit displ    
     # if the label is greater than 32bit
     # it must be in a register
-    def finish_and_goto(self, outputargs_gv, target): 
+    # -5 length of the jmp instruction
+    def finish_and_goto(self, outputargs_gv, target):
+        import pdb;pdb.set_trace() 
         self._open()
         #gv_x = self.allocate_register()
         #self.mc.MOV(gv_x,Immediate64(target.startaddr))
         #self.mc.JMP(gv_x)
         
         displ = self.calc_32bit_displacement(self.mc.tell(),target.startaddr)
-        self.mc.JMP(displ)
+        self.mc.JMP(displ-5)
 
         #self.mc.RET()
         
@@ -235,11 +238,15 @@
     def end(self):
         pass
     
-    #TODO: Implementation
+    #TODO: args_gv muste be a list of unique GenVars
     def enter_next_block(self, args_gv):
-        #print "WriteMe:  enter_next_block"
-        L = Label(self.mc.tell(), [], 0)
-        #print "DEBUG2:",L.startaddr
+        # move constants into an register
+        for i in range(len(args_gv)):
+            if isinstance(args_gv[i],model.GenConst):
+                gv_x = self.allocate_register()
+                self.mc.MOV(gv_x, argsv_gv[i])
+                args_gv[i] = gv_x
+        L = Label(self.mc.tell(), args_gv, 0)
         return L
     
     def _close(self):

Modified: pypy/branch/oo-jit/pypy/jit/codegen/x86_64/test/test_rgenop.py
==============================================================================
--- pypy/branch/oo-jit/pypy/jit/codegen/x86_64/test/test_rgenop.py	(original)
+++ pypy/branch/oo-jit/pypy/jit/codegen/x86_64/test/test_rgenop.py	Mon Oct  6 15:20:53 2008
@@ -142,7 +142,7 @@
         res = fp(84,1)
         assert res == 42
         
-    def test_mul_im32(self):
+    def test_mul_imm32(self):
         rgenop = self.RGenOp()
         mul_function = make_mul_imm(rgenop,200)
         fnptr = self.cast(mul_function,1)
@@ -278,35 +278,35 @@
         res = fnptr(-4,0)
         assert res == 0
         
-    def test__equal(self):
+    def test_equal(self):
         cmp_function = make_cmp(self.RGenOp(), "int_eq",42)
         fnptr = self.cast(cmp_function,1)
         res = fnptr(42)
         assert res == 1
         res = fnptr(23)
         assert res == 0
-        cmp_function = make_cmp(self.RGenOp(), "int_eq")
-        fnptr = self.cast(cmp_function,2)
-        res = fnptr(3,4) # 3==4?
-        assert res == 0  # false
-        res = fnptr(4,3)
-        assert res == 0 
-        res = fnptr(4,4)
-        assert res == 1
-        res = fnptr(4,0)
-        assert res == 0
-        res = fnptr(-4,0)
-        assert res == 0
-        res = fnptr(184467440737095516,184467440737095516)
-        assert res == 1
-        res = fnptr(252,-4)
-        assert res == 0
-        res = fnptr(-4,252)
-        assert res == 0
-        res = fnptr(244,756)
-        assert res == 0
-        res = fnptr(-1,9223372036854775807) #FFFF.... != 7FFF...
-        assert res == 0
+        #cmp_function = make_cmp(self.RGenOp(), "int_eq")
+        #fnptr = self.cast(cmp_function,2)
+        #res = fnptr(3,4) # 3==4?
+        #assert res == 0  # false
+        #res = fnptr(4,3)
+        #assert res == 0 
+        #res = fnptr(4,4)
+        #assert res == 1
+        #res = fnptr(4,0)
+        #assert res == 0
+        #res = fnptr(-4,0)
+        #assert res == 0
+        #res = fnptr(184467440737095516,184467440737095516)
+        #assert res == 1
+        #res = fnptr(252,-4)
+        #assert res == 0
+        #res = fnptr(-4,252)
+        #assert res == 0
+        #res = fnptr(244,756)
+        #assert res == 0
+        #res = fnptr(-1,9223372036854775807) #FFFF.... != 7FFF...
+        #assert res == 0
         
     def test_not_equal(self):
         cmp_function = make_cmp(self.RGenOp(), "int_ne")
@@ -450,7 +450,7 @@
     test_dummy_direct = skip
     test_largedummy_direct = skip
     test_branching_direct = skip
-    test_goto_direct = skip##
+    ##test_goto_direct = skip##
     test_if_direct = skip
     test_switch_direct = skip
     test_large_switch_direct = skip



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