DCD v0.5.0 with ldc2 error <inline asm>:40:2 invalid operand for instruction

Kai Nacke via digitalmars-d-ldc digitalmars-d-ldc at puremagic.com
Sat Feb 21 03:13:45 PST 2015


On Friday, 20 February 2015 at 20:58:49 UTC, Brian Schott wrote:
> On Friday, 20 February 2015 at 15:55:00 UTC, Arjan wrote:
>> LDC - the LLVM D compiler (99c1b9):
>>  based on DMD v2.066.1 and LLVM 3.2
>>  Default target: amd64-portbld-freebsd9.1
>>  Host CPU: core-avx-i
>>
>> error:
>> ldc2 libdparse/src/std/d/lexer.d -Icontainers/src 
>> -Imsgpack-d/src -Ilibdparse/src -Isrc -J=. -O5 -release  
>> -od=objs -op -c
>> <inline asm>:40:2: error: invalid operand for instruction
>>        pmovmskb %xmm7, %rax
>>        ^
>> LLVM ERROR: Error parsing inline asm
>>
>> Is this a ldc2 issue or DCD issue?
>
> I think it's actually an LLVM issue. I'm using a build of LDC 
> that uses LLVM 3.4 and I don't see this issue. XMM7 and RAX are 
> both valid operands for the PMOVMSKB instruction.

I think the LLVM commit is 
http://lists.cs.uiuc.edu/pipermail/llvm-commits/Week-of-Mon-20131007/190626.html 
which was committed after 3.2. I did not check if this is 
included in LLVM 3.3 but it is in LLVM 3.4.

Regards,
Kai


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