Author: Richard Plangger <r...@pasra.at>
Branch: vecopt
Changeset: r78266:c9e6e55b3900
Date: 2015-06-23 16:48 +0200
http://bitbucket.org/pypy/pypy/changeset/c9e6e55b3900/
Log: started to bail out for some operations that cannot be implemented
efficiently in SSE4.1
diff --git a/rpython/jit/backend/x86/assembler.py
b/rpython/jit/backend/x86/assembler.py
--- a/rpython/jit/backend/x86/assembler.py
+++ b/rpython/jit/backend/x86/assembler.py
@@ -2536,10 +2536,6 @@
self.mc.PHADDD(accumloc, accumloc)
self.mc.PEXTRD_rxi(targetloc.value, accumloc.value, 0)
return
- if size == 2:
- pass
- if size == 1:
- pass
raise NotImplementedError("reduce sum for %s not impl." % vector_var)
diff --git a/rpython/jit/metainterp/optimizeopt/vectorize.py
b/rpython/jit/metainterp/optimizeopt/vectorize.py
--- a/rpython/jit/metainterp/optimizeopt/vectorize.py
+++ b/rpython/jit/metainterp/optimizeopt/vectorize.py
@@ -657,6 +657,8 @@
if packed.is_raw_array_access():
if packed.getarg(1) == inquestion.result:
return True
+ if inquestion.casts_box():
+ pass
return False
def combine(self, i, j):
diff --git a/rpython/jit/metainterp/resoperation.py
b/rpython/jit/metainterp/resoperation.py
--- a/rpython/jit/metainterp/resoperation.py
+++ b/rpython/jit/metainterp/resoperation.py
@@ -189,6 +189,12 @@
def returns_bool_result(self):
return self._cls_has_bool_result
+ def casts_box(self):
+ return self.getopnum() == rop.INT_SIGNEXT or \
+ rop.CAST_FLOAT_TO_INT <= opnum <= rop.CAST_SINGLEFLOAT_TO_FLOAT
or \
+ rop._VEC_CAST_FIRST <= opnum <= rop._VEC_CAST_LAST or \
+ rop.CAST_PTR_TO_INT == opnum or \
+ rop.CAST_INT_TO_PTR == opnum
# ===================
# Top of the hierachy
@@ -472,6 +478,7 @@
'_VEC_ARITHMETIC_LAST',
'VEC_FLOAT_EQ/2',
+ '_VEC_CAST_FIRST',
'VEC_INT_SIGNEXT/2',
# double -> float: v2 = cast(v1, 2) equal to v2 = (v1[0], v1[1], X, X)
'VEC_CAST_FLOAT_TO_SINGLEFLOAT/1',
@@ -479,6 +486,7 @@
'VEC_CAST_SINGLEFLOAT_TO_FLOAT/1',
'VEC_CAST_FLOAT_TO_INT/1',
'VEC_CAST_INT_TO_FLOAT/1',
+ '_VEC_CAST_LAST',
'VEC_FLOAT_UNPACK/3', # iX|fX = VEC_FLOAT_UNPACK(vX, index,
item_count)
'VEC_FLOAT_PACK/4', # VEC_FLOAT_PACK(vX, var/const, index,
item_count)
diff --git a/rpython/jit/metainterp/warmspot.py
b/rpython/jit/metainterp/warmspot.py
--- a/rpython/jit/metainterp/warmspot.py
+++ b/rpython/jit/metainterp/warmspot.py
@@ -40,18 +40,21 @@
self.vec = vec
def xxx_clock_start(self):
+ if not self.vec:
+ return
now = time.clock()
self.t.append(now)
debug_start("xxx-clock-start")
debug_print("name: %s id(jdsd): %s now: %dns" % \
- (self.name, self.unique_id, int(now*10**9)))
+ (self.name, self.unique_id, int(now)*10**9) )
debug_stop("xxx-clock-start")
def xxx_clock_stop(self, fail=False):
+ if not self.vec:
+ return
end = time.clock()
if len(self.t) == 0:
return
- assert len(self.t) == 1
start = self.t[-1]
if not fail:
del self.t[-1]
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