[pypy-commit] pypy default: printing random seed in test (test_runner),

[plan_rich]

Author: Richard Plangger <planrichi at gmail.com>
Branch: 
Changeset: r85026:8d195daa0502
Date: 2016-06-08 10:47 +0200
http://bitbucket.org/pypy/pypy/changeset/8d195daa0502/

Log:	printing random seed in test (test_runner), more tightly packing the
	stack when calling with release gil (removes 2 WORDs)

diff --git a/rpython/jit/backend/test/runner_test.py b/rpython/jit/backend/test/runner_test.py
--- a/rpython/jit/backend/test/runner_test.py
+++ b/rpython/jit/backend/test/runner_test.py
@@ -2825,6 +2825,7 @@
         from rpython.rlib.rarithmetic import r_singlefloat
         from rpython.translator.c import primitive
 
+
         def same_as_for_box(b):
             if b.type == 'i':
                 return rop.SAME_AS_I
@@ -2835,6 +2836,8 @@
 
         cpu = self.cpu
         rnd = random.Random(525)
+        seed = py.test.config.option.randomseed
+        print("random seed %d" % seed)
 
         ALL_TYPES = [
             (types.ulong,  lltype.Unsigned),
diff --git a/rpython/jit/backend/zarch/callbuilder.py b/rpython/jit/backend/zarch/callbuilder.py
--- a/rpython/jit/backend/zarch/callbuilder.py
+++ b/rpython/jit/backend/zarch/callbuilder.py
@@ -12,6 +12,8 @@
 from rpython.rtyper.lltypesystem import rffi
 from rpython.jit.backend.llsupport.descr import CallDescr
 
+CALL_RELEASE_GIL_STACK_OFF = 6*WORD
+
 class CallBuilder(AbstractCallBuilder):
     GPR_ARGS = [r.r2, r.r3, r.r4, r.r5, r.r6]
     FPR_ARGS =  [r.f0, r.f2, r.f4, r.f6]
@@ -85,8 +87,8 @@
         self.subtracted_to_sp += len(stack_params) * WORD
         base = len(stack_params) * WORD
         if self.is_call_release_gil:
-            self.subtracted_to_sp += 8*WORD
-            base += 8*WORD
+            self.subtracted_to_sp += CALL_RELEASE_GIL_STACK_OFF
+            base += CALL_RELEASE_GIL_STACK_OFF
         for idx,i in enumerate(stack_params):
             loc = arglocs[i]
             offset = STD_FRAME_SIZE_IN_BYTES - base + 8 * idx
@@ -187,7 +189,7 @@
         RSHADOWPTR = self.RSHADOWPTR
         RFASTGILPTR = self.RFASTGILPTR
         #
-        pos = STD_FRAME_SIZE_IN_BYTES - 7*WORD
+        pos = STD_FRAME_SIZE_IN_BYTES - CALL_RELEASE_GIL_STACK_OFF
         self.mc.STMG(r.r8, r.r13, l.addr(pos, r.SP))
         #
         # Save this thread's shadowstack pointer into r8, for later comparison
@@ -286,7 +288,7 @@
         if gcrootmap:
             if gcrootmap.is_shadow_stack and self.is_call_release_gil:
                 self.mc.LGR(r.SCRATCH, RSHADOWOLD)
-        pos = STD_FRAME_SIZE_IN_BYTES - 7*WORD
+        pos = STD_FRAME_SIZE_IN_BYTES - CALL_RELEASE_GIL_STACK_OFF
         self.mc.LMG(r.r8, r.r13, l.addr(pos, r.SP))
 
     def write_real_errno(self, save_err):