7228 – MOVDQ2Q instruction is emitted with swapped register indices

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Issue 7228 - MOVDQ2Q instruction is emitted with swapped register indices

Summary: MOVDQ2Q instruction is emitted with swapped register indices

Status:	RESOLVED FIXED
Alias:	None
Product:	D
Classification:	Unclassified
Component:	dmd (show other issues)
Version:	D2
Hardware:	x86 Windows
Importance :	P2 normal
Assignee:	No Owner
URL:
Keywords:	iasm
Depends on:
Blocks:

See Also:
Reported:	2012年01月04日 21:03 UTC by Piotr Szturmaj
Modified:	2012年01月24日 22:53 UTC (History)
CC List:	1 user (show)

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Description Piotr Szturmaj 2012年01月04日 21:03:48 UTC

With D's inline assembler, this instruction:
movdq2q MM2, XMM7;
is emitted as:
movdq2q MM7, XMM2;
I encountered this behaviour only with this instruction. Its reverse instruction movq2dq is emitted correctly.

Comment 1 github-bugzilla 2012年01月24日 22:46:50 UTC

Commit pushed to dmd-1.x at https://github.com/D-Programming-Language/dmd
https://github.com/D-Programming-Language/dmd/commit/0f07f631b597ea47847c1e0f1833d30ef5ee9574
fix Issue 7228 - MOVDQ2Q instruction is emitted with swapped register indices

Comment 2 github-bugzilla 2012年01月24日 22:47:26 UTC

Commit pushed to master at https://github.com/D-Programming-Language/dmd
https://github.com/D-Programming-Language/dmd/commit/29354fe3be9244e8730507e99d131efebe0a786a
fix Issue 7228 - MOVDQ2Q instruction is emitted with swapped register indices