Re: [PATCH] Fix PR44214

2012-04-23 Thread William J. Schmidt
On Mon, 2012-04-23 at 11:09 +0200, Richard Guenther wrote: > On Fri, 20 Apr 2012, William J. Schmidt wrote: > > > On Fri, 2012-04-20 at 11:32 -0700, H.J. Lu wrote: > > > On Thu, Apr 19, 2012 at 6:58 PM, William J. Schmidt > > > wrote: > > > > This enhances constant folding for division by complex

Re: [PATCH] Fix PR44214

2012-04-23 Thread Richard Guenther
On Fri, 20 Apr 2012, William J. Schmidt wrote: > On Fri, 2012-04-20 at 11:32 -0700, H.J. Lu wrote: > > On Thu, Apr 19, 2012 at 6:58 PM, William J. Schmidt > > wrote: > > > This enhances constant folding for division by complex and vector > > > constants. When -freciprocal-math is present, such d

Re: [PATCH] Fix PR44214

2012-04-20 Thread William J. Schmidt
On Fri, 2012-04-20 at 11:32 -0700, H.J. Lu wrote: > On Thu, Apr 19, 2012 at 6:58 PM, William J. Schmidt > wrote: > > This enhances constant folding for division by complex and vector > > constants. When -freciprocal-math is present, such divisions are > > converted into multiplies by the constant

Re: [PATCH] Fix PR44214

2012-04-20 Thread H.J. Lu
On Thu, Apr 19, 2012 at 6:58 PM, William J. Schmidt wrote: > This enhances constant folding for division by complex and vector > constants.  When -freciprocal-math is present, such divisions are > converted into multiplies by the constant reciprocal.  When an exact > reciprocal is available, this

Re: [PATCH] Fix PR44214

2012-04-20 Thread Richard Guenther
On Fri, 20 Apr 2012, William J. Schmidt wrote: > On Fri, 2012-04-20 at 10:04 +0200, Richard Guenther wrote: > > On Thu, 19 Apr 2012, William J. Schmidt wrote: > > > > > This enhances constant folding for division by complex and vector > > > constants. When -freciprocal-math is present, such divi

Re: [PATCH] Fix PR44214

2012-04-20 Thread William J. Schmidt
On Fri, 2012-04-20 at 10:04 +0200, Richard Guenther wrote: > On Thu, 19 Apr 2012, William J. Schmidt wrote: > > > This enhances constant folding for division by complex and vector > > constants. When -freciprocal-math is present, such divisions are > > converted into multiplies by the constant re

Re: [PATCH] Fix PR44214

2012-04-20 Thread Richard Guenther
On Thu, 19 Apr 2012, William J. Schmidt wrote: > This enhances constant folding for division by complex and vector > constants. When -freciprocal-math is present, such divisions are > converted into multiplies by the constant reciprocal. When an exact > reciprocal is available, this is done for