On 14/07/11 15:41, Richard Guenther wrote:
Ok.
Committed, unchanged apart from the test case.
Andrew
2011-08-19 Andrew Stubbs
gcc/
* tree-ssa-math-opts.c (convert_mult_to_widen): Better handle
unsigned inputs of different modes.
(convert_plusminus_to_widen): Likewise.
gcc/testsuite/
On Thu, Jul 14, 2011 at 4:38 PM, Andrew Stubbs wrote:
> On 28/06/11 17:23, Andrew Stubbs wrote:
>>
>> On 23/06/11 15:43, Andrew Stubbs wrote:
>>>
>>> Patch 4 introduced support for using signed multiplies to code unsigned
>>> multiplies in a narrower mode. Patch 5 then introduced support for
>>> m
On 28/06/11 17:23, Andrew Stubbs wrote:
On 23/06/11 15:43, Andrew Stubbs wrote:
Patch 4 introduced support for using signed multiplies to code unsigned
multiplies in a narrower mode. Patch 5 then introduced support for
mis-matched input modes.
These two combined mean that there is case where on
On 23/06/11 15:43, Andrew Stubbs wrote:
Patch 4 introduced support for using signed multiplies to code unsigned
multiplies in a narrower mode. Patch 5 then introduced support for
mis-matched input modes.
These two combined mean that there is case where only the smaller of two
inputs is unsigned,
