Author: Alex Gaynor <[email protected]>
Branch:
Changeset: r53241:dd12179efc3c
Date: 2012-03-05 19:02 -0500
http://bitbucket.org/pypy/pypy/changeset/dd12179efc3c/
Log: reorganize rstruct a bit, to be friendlier to the JIT
diff --git a/pypy/rlib/rstruct/nativefmttable.py
b/pypy/rlib/rstruct/nativefmttable.py
--- a/pypy/rlib/rstruct/nativefmttable.py
+++ b/pypy/rlib/rstruct/nativefmttable.py
@@ -27,10 +27,13 @@
float_buf = lltype.malloc(rffi.FLOATP.TO, 1, flavor='raw', immortal=True)
@jit.dont_look_inside
+def double_to_ccharp(doubleval):
+ double_buf[0] = doubleval
+ return rffi.cast(rffi.CCHARP, double_buf)
+
def pack_double(fmtiter):
doubleval = fmtiter.accept_float_arg()
- double_buf[0] = doubleval
- p = rffi.cast(rffi.CCHARP, double_buf)
+ p = double_to_ccharp(doubleval)
fmtiter.result.append_charpsize(p, rffi.sizeof(rffi.DOUBLE))
@specialize.argtype(0)
@@ -43,11 +46,14 @@
fmtiter.appendobj(doubleval)
@jit.dont_look_inside
+def float_to_ccharp(floatval):
+ float_buf[0] = floatval
+ return rffi.cast(rffi.CCHARP, float_buf)
+
def pack_float(fmtiter):
doubleval = fmtiter.accept_float_arg()
floatval = r_singlefloat(doubleval)
- float_buf[0] = floatval
- p = rffi.cast(rffi.CCHARP, float_buf)
+ p = float_to_ccharp(floatval)
fmtiter.result.append_charpsize(p, rffi.sizeof(rffi.FLOAT))
@specialize.argtype(0)
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