LDC 0.13.0 alpha released! Please help test!
Kai Nacke
kai at redstar.de
Tue Mar 4 22:55:39 PST 2014
Hi Ilya!
Sorry for the long delay - I was on vacation.
I'll have another look at this. Thanks for the test case.
Regards,
Kai
On Saturday, 15 February 2014 at 20:15:00 UTC, Ilya Yaroshenko
wrote:
> Hi Kai,
>
> It is still does not vectorize with merge-2.064 (merge-2.065)
> I use ldc2 -03 -release
>
>
> ldmd2 output:
>
> LDC - the LLVM D compiler (27c078):
> based on DMD v2.064 and LLVM 3.4
> Default target: x86_64-pc-linux-gnu
> Host CPU: core-avx-i
>
> Examples:
> ==========================================================
> void scale(T)(T[] a, T b)
> {
> foreach(ref ae; a)
> ae *= b;
> }
> ==========================================================
>
> .cfi_startproc
> testq %rdi, %rdi
> je .LBB7_2
> .align 16, 0x90
> .LBB7_1:
> vmulss (%rsi), %xmm0, %xmm1
> vmovss %xmm1, (%rsi)
> addq $4, %rsi
> decq %rdi
> jne .LBB7_1
> .LBB7_2:
> ret
> ==========================================================
> void substract(T)(T[] c, in T[] a, in T[] b)
> {
> foreach(i, ref ce; c)
> ce = a[i]-b[i];
> }
> ==========================================================
> .cfi_startproc
> pushq %rax
> .Ltmp33:
> .cfi_def_cfa_offset 16
> xorl %eax, %eax
> testq %r8, %r8
> je .LBB6_4
> .align 16, 0x90
> .LBB6_1:
> cmpq %rdx, %rax
> jae .LBB6_5
> cmpq %rdi, %rax
> jae .LBB6_5
> vmovsd (%rcx,%rax,8), %xmm0
> vsubsd (%rsi,%rax,8), %xmm0, %xmm0
> vmovsd %xmm0, (%r9,%rax,8)
> incq %rax
> cmpq %r8, %rax
> jb .LBB6_1
> .LBB6_4:
> popq %rax
> ret
>
> ==========================================================
>
> Regards,
> Ilya
>
> On Tuesday, 4 February 2014 at 06:24:02 UTC, Kai Nacke wrote:
>> On Monday, 3 February 2014 at 17:57:50 UTC, Kai Nacke wrote:
>>> On Monday, 3 February 2014 at 07:37:50 UTC, Ilya Yaroshenko
>>> wrote:
>>>> On Monday, 3 February 2014 at 00:12:08 UTC, bearophile wrote:
>>>>> Ilya Yaroshenko:
>>>>>
>>>>>> There is only -vectorize-slp but no -vectorize.
>>>>>
>>>>> Isn't -vectorize implicit in -O3 (Perhaps even in -O2)?
>>>>>
>>>>> Bye,
>>>>> bearophile
>>>>
>>>> No, even with -03 -release =(.
>>>>
>>>> Best Regards,
>>>> Ilya
>>>
>>> Hi Ilya,
>>>
>>> your command line looks ok. I think there is a bug in the
>>> command line arguments.
>>> I try to fix it now.
>>>
>>> Regards,
>>> Kai
>>
>> Is fixed in the merge-2.064 branch and will be in next alpha
>> release.
>>
>> Regards,
>> Kai
More information about the digitalmars-d-ldc
mailing list