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BR 3392275: Don't require xmm0 to be specified when implicit

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BR 3392275 complains about xmm0 having to be explicitly included in
the assembly syntax when it is implicit in the encoding.  In the
interest of "be liberal in what you accept", accept either form in the
input.

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
This commit is contained in:
H. Peter Anvin 2014-02-16 10:25:25 -08:00
parent d0293d3392
commit 1eef781594
2 changed files with 17 additions and 1 deletions
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6
insns.dat
View File

@ -1,6 +1,6 @@
;; --------------------------------------------------------------------------
;;
;; Copyright 1996-2013 The NASM Authors - All Rights Reserved
;; Copyright 1996-2014 The NASM Authors - All Rights Reserved
;; See the file AUTHORS included with the NASM distribution for
;; the specific copyright holders.
;;
@ -1919,7 +1919,9 @@ LZCNT reg64,rm64 [rm: o64 f3i 0f bd /r] X64,AMD
BLENDPD xmmreg,xmmrm,imm [rmi: 66 0f 3a 0d /r ib,u] SSE41
BLENDPS xmmreg,xmmrm,imm [rmi: 66 0f 3a 0c /r ib,u] SSE41
BLENDVPD xmmreg,xmmrm,xmm0 [rm-: 66 0f 38 15 /r] SSE41
BLENDVPD xmmreg,xmmrm [rm: 66 0f 38 15 /r] SSE41
BLENDVPS xmmreg,xmmrm,xmm0 [rm-: 66 0f 38 14 /r] SSE41
BLENDVPS xmmreg,xmmrm [rm: 66 0f 38 14 /r] SSE41
DPPD xmmreg,xmmrm,imm [rmi: 66 0f 3a 41 /r ib,u] SSE41
DPPS xmmreg,xmmrm,imm [rmi: 66 0f 3a 40 /r ib,u] SSE41
EXTRACTPS rm32,xmmreg,imm [mri: 66 0f 3a 17 /r ib,u] SSE41
@ -1929,6 +1931,7 @@ MOVNTDQA xmmreg,mem128 [rm: 66 0f 38 2a /r] SSE41
MPSADBW xmmreg,xmmrm,imm [rmi: 66 0f 3a 42 /r ib,u] SSE41
PACKUSDW xmmreg,xmmrm [rm: 66 0f 38 2b /r] SSE41
PBLENDVB xmmreg,xmmrm,xmm0 [rm-: 66 0f 38 10 /r] SSE41
PBLENDVB xmmreg,xmmrm [rm: 66 0f 38 10 /r] SSE41
PBLENDW xmmreg,xmmrm,imm [rmi: 66 0f 3a 0e /r ib,u] SSE41
PCMPEQQ xmmreg,xmmrm [rm: 66 0f 38 29 /r] SSE41
PEXTRB reg32,xmmreg,imm [mri: 66 0f 3a 14 /r ib,u] SSE41
@ -4129,6 +4132,7 @@ SHA1NEXTE xmmreg,xmmrm128 [rm: 0f 38 c8 /r ] SHA,FUTURE
SHA1MSG1 xmmreg,xmmrm128 [rm: 0f 38 c9 /r ] SHA,FUTURE
SHA1MSG2 xmmreg,xmmrm128 [rm: 0f 38 ca /r ] SHA,FUTURE
SHA256RNDS2 xmmreg,xmmrm128,xmm0 [rm-: 0f 38 cb /r ] SHA,FUTURE
SHA256RNDS2 xmmreg,xmmrm128 [rm: 0f 38 cb /r ] SHA,FUTURE
SHA256MSG1 xmmreg,xmmrm128 [rm: 0f 38 cc /r ] SHA,FUTURE
SHA256MSG2 xmmreg,xmmrm128 [rm: 0f 38 cd /r ] SHA,FUTURE

12
test/xmm0.asm Normal file
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@ -0,0 +1,12 @@
; BR 3392275: don't require xmm0 to be explicitly declared when implicit
bits 32
blendvpd xmm2,xmm1,xmm0
blendvpd xmm2,xmm1
blendvps xmm2,xmm1,xmm0
blendvps xmm2,xmm1
pblendvb xmm2,xmm1,xmm0
pblendvb xmm2,xmm1
sha256rnds2 xmm2,xmm1,xmm0
sha256rnds2 xmm2,xmm1