[Python-checkins] cpython: 1) Replace long-winded abort() construct by assert().
stefan.krah
python-checkins at python.org
Mon Jun 11 08:58:56 CEST 2012
http://hg.python.org/cpython/rev/8a222aac951b
changeset: 77404:8a222aac951b
user: Stefan Krah <skrah at bytereef.org>
date: Mon Jun 11 08:57:17 2012 +0200
summary:
1) Replace long-winded abort() construct by assert().
2) Remove micro optimization (inline checking for NaN before calling
mpd_qcheck_nans()) that probably has no benefit in this case.
files:
Modules/_decimal/libmpdec/mpdecimal.c | 63 +++++++-------
1 files changed, 30 insertions(+), 33 deletions(-)
diff --git a/Modules/_decimal/libmpdec/mpdecimal.c b/Modules/_decimal/libmpdec/mpdecimal.c
--- a/Modules/_decimal/libmpdec/mpdecimal.c
+++ b/Modules/_decimal/libmpdec/mpdecimal.c
@@ -5713,30 +5713,28 @@
mpd_qnext_minus(mpd_t *result, const mpd_t *a, const mpd_context_t *ctx,
uint32_t *status)
{
- mpd_context_t workctx; /* function context */
+ mpd_context_t workctx;
MPD_NEW_CONST(tiny,MPD_POS,mpd_etiny(ctx)-1,1,1,1,1);
if (mpd_isspecial(a)) {
if (mpd_qcheck_nan(result, a, ctx, status)) {
return;
}
- if (mpd_isinfinite(a)) {
- if (mpd_isnegative(a)) {
- mpd_qcopy(result, a, status);
+
+ assert(mpd_isinfinite(a));
+ if (mpd_isnegative(a)) {
+ mpd_qcopy(result, a, status);
+ return;
+ }
+ else {
+ mpd_clear_flags(result);
+ mpd_qmaxcoeff(result, ctx, status);
+ if (mpd_isnan(result)) {
return;
}
- else {
- mpd_clear_flags(result);
- mpd_qmaxcoeff(result, ctx, status);
- if (mpd_isnan(result)) {
- return;
- }
- result->exp = ctx->emax - ctx->prec + 1;
- return;
- }
- }
- /* debug */
- abort(); /* GCOV_NOT_REACHED */
+ result->exp = mpd_etop(ctx);
+ return;
+ }
}
mpd_workcontext(&workctx, ctx);
@@ -5769,21 +5767,21 @@
if (mpd_qcheck_nan(result, a, ctx, status)) {
return;
}
- if (mpd_isinfinite(a)) {
- if (mpd_ispositive(a)) {
- mpd_qcopy(result, a, status);
+
+ assert(mpd_isinfinite(a));
+ if (mpd_ispositive(a)) {
+ mpd_qcopy(result, a, status);
+ }
+ else {
+ mpd_clear_flags(result);
+ mpd_qmaxcoeff(result, ctx, status);
+ if (mpd_isnan(result)) {
+ return;
}
- else {
- mpd_clear_flags(result);
- mpd_qmaxcoeff(result, ctx, status);
- if (mpd_isnan(result)) {
- return;
- }
- mpd_set_flags(result, MPD_NEG);
- result->exp = mpd_etop(ctx);
- }
- return;
- }
+ mpd_set_flags(result, MPD_NEG);
+ result->exp = mpd_etop(ctx);
+ }
+ return;
}
mpd_workcontext(&workctx, ctx);
@@ -5814,9 +5812,8 @@
{
int c;
- if (mpd_isnan(a) || mpd_isnan(b)) {
- if (mpd_qcheck_nans(result, a, b, ctx, status))
- return;
+ if (mpd_qcheck_nans(result, a, b, ctx, status)) {
+ return;
}
c = _mpd_cmp(a, b);
--
Repository URL: http://hg.python.org/cpython
More information about the Python-checkins
mailing list