[Gmp-commit] /var/hg/gmp: Preserve xmm6-xmm8 under DOS.

[mercurial at gmplib.org]

details:   /var/hg/gmp/rev/52121fb11f27
changeset: 15996:52121fb11f27
user:      Torbjorn Granlund <tege at gmplib.org>
date:      Mon Sep 16 19:57:46 2013 +0200
description:
Preserve xmm6-xmm8 under DOS.

diffstat:

 mpn/x86_64/fastsse/copyi-palignr.asm |  14 ++++++++++++--
 1 files changed, 12 insertions(+), 2 deletions(-)

diffs (43 lines):

diff -r c86c76910610 -r 52121fb11f27 mpn/x86_64/fastsse/copyi-palignr.asm
--- a/mpn/x86_64/fastsse/copyi-palignr.asm	Sun Sep 15 23:39:03 2013 +0200
+++ b/mpn/x86_64/fastsse/copyi-palignr.asm	Mon Sep 16 19:57:46 2013 +0200
@@ -125,6 +125,11 @@
 	cmp	$16, n
 	jc	L(ued0)
 
+IFDOS(`	add	$-48, %rsp	')
+IFDOS(`	movdqa	%xmm6, (%rsp)	')
+IFDOS(`	movdqa	%xmm7, 16(%rsp)	')
+IFDOS(`	movdqa	%xmm8, 32(%rsp)	')
+
 	movaps	120(up), %xmm7
 	movaps	104(up), %xmm6
 	movaps	88(up), %xmm5
@@ -187,20 +192,25 @@
 	movdqa	%xmm0, (rp)
 	lea	128(rp), rp
 
+IFDOS(`	movdqa	(%rsp), %xmm6	')
+IFDOS(`	movdqa	16(%rsp), %xmm7	')
+IFDOS(`	movdqa	32(%rsp), %xmm8	')
+IFDOS(`	add	$48, %rsp	')
+
 L(ued0):test	$8, R8(n)
 	jz	1f
 	movaps	56(up), %xmm3
 	movaps	40(up), %xmm2
 	movaps	24(up), %xmm1
 	movaps	8(up), %xmm0
-	movaps	-8(up), %xmm8
+	movaps	-8(up), %xmm4
 	palignr($8, %xmm2, %xmm3)
 	movdqa	%xmm3, 48(rp)
 	palignr($8, %xmm1, %xmm2)
 	movdqa	%xmm2, 32(rp)
 	palignr($8, %xmm0, %xmm1)
 	movdqa	%xmm1, 16(rp)
-	palignr($8, %xmm8, %xmm0)
+	palignr($8, %xmm4, %xmm0)
 	lea	64(up), up
 	movdqa	%xmm0, (rp)
 	lea	64(rp), rp