Updated patch, after Uros’ comments (except testing for != 0 in the testcase;
I’d rather keep the existing > 0 test).
Bootstrapped and regtested on x86_64-apple-darwin13, tested by Uros on alpha.
Given that the patch is mostly x86 and alpha-specific, and Uros has approved it
from that point of v
On Thu, Jul 3, 2014 at 3:02 PM, Uros Bizjak wrote:
> On Thu, Jul 3, 2014 at 2:43 PM, FX wrote:
>> Here’s an updated patch, providing support for underflow control in the
>> IEEE_ARITHMETIC module, for x86/x86_64 targets and alpha-glibc.
>>
>> Bootstrapped and regtested on x86_64-apple-darwin13,
On Thu, Jul 3, 2014 at 2:43 PM, FX wrote:
> Here’s an updated patch, providing support for underflow control in the
> IEEE_ARITHMETIC module, for x86/x86_64 targets and alpha-glibc.
>
> Bootstrapped and regtested on x86_64-apple-darwin13, tested by Uros on alpha.
The testcase still needs:
! { d
Here’s an updated patch, providing support for underflow control in the
IEEE_ARITHMETIC module, for x86/x86_64 targets and alpha-glibc.
Bootstrapped and regtested on x86_64-apple-darwin13, tested by Uros on alpha.
OK to commit?
underflow.ChangeLog
Description: Binary data
underflow.diff
Des
On Thu, Jul 3, 2014 at 12:26 PM, FX wrote:
>> I'd suggest to name this fie ieee_underflow_1.f90 for consistency.
>
> In fact, since the directory is called ieee/, I think I’ll rename the others
> so they don’t all start with ieee_
>
>
>> BTW: underflow control also works on alpha, using following
> I'd suggest to name this fie ieee_underflow_1.f90 for consistency.
In fact, since the directory is called ieee/, I think I’ll rename the others so
they don’t all start with ieee_
> BTW: underflow control also works on alpha, using following code:
Could you test the attached libgfortran/confi
On Thu, Jul 3, 2014 at 11:42 AM, FX wrote:
>> (I don't think -O0 is needed, but have to check with a testsuite run.)
>
> On x86_64-apple-darwin, -O0 or -O1 are needed: at -O2 my “use_real” call is
> optimized out anyway, and the division simplified at compile time.
You can mark variables with:
On Thu, Jul 3, 2014 at 11:25 AM, Uros Bizjak wrote:
>> The attached patch provides support for underflow control in the
>> IEEE_ARITHMETIC module, for x86/x86_64 targets (our main user base).
>> Bootstrapped and regtested on x86_64-apple-darwin13. Comes with a testcase.
> Index: gcc/testsuite/g
> (I don't think -O0 is needed, but have to check with a testsuite run.)
On x86_64-apple-darwin, -O0 or -O1 are needed: at -O2 my “use_real” call is
optimized out anyway, and the division simplified at compile time.
FX
On Thu, Jul 3, 2014 at 11:06 AM, FX wrote:
> Hi all,
>
> The attached patch provides support for underflow control in the
> IEEE_ARITHMETIC module, for x86/x86_64 targets (our main user base).
> Bootstrapped and regtested on x86_64-apple-darwin13. Comes with a testcase.
+int
+support_fpu_underfl
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