From: Mark Wooding <mdw@distorted.org.uk>
Date: Sat, 5 Nov 2016 21:28:22 +0000 (+0000)
Subject: math/mpx-mul4-x86-sse2.S: `mmla4' only need 48 bytes of stack.
X-Git-Tag: 2.3.0~14
X-Git-Url: https://git.distorted.org.uk/~mdw/catacomb/commitdiff_plain/847e1f3e083c82fa118244b427dc60ef83f74f49?hp=f48fb6a6b1e0f29a45b42beae638ef9886312579

math/mpx-mul4-x86-sse2.S: `mmla4' only need 48 bytes of stack.
---

diff --git a/math/mpx-mul4-x86-sse2.S b/math/mpx-mul4-x86-sse2.S
index a6613ed0..e466cfa9 100644
--- a/math/mpx-mul4-x86-sse2.S
+++ b/math/mpx-mul4-x86-sse2.S
@@ -522,7 +522,7 @@ INTFUNC(mmul4)
 	// of the sum U V + N Y to [EDI], leaving the remaining carry in
 	// XMM4, XMM5, and XMM6.  The registers XMM0, XMM1, XMM2, XMM3, and
 	// XMM7 are clobbered; the general-purpose registers are preserved.
-	stalloc	64			// space for the carries
+	stalloc	48			// space for the carries
   endprologue
 
 	// Calculate W = U V, and leave it in the destination.  Stash the
@@ -547,7 +547,7 @@ INTFUNC(mmla4)
 	// carry in XMM4, XMM5, and XMM6.  The registers XMM0, XMM1, XMM2,
 	// XMM3, and XMM7 are clobbered; the general-purpose registers are
 	// preserved.
-	stalloc	64			// space for the carries
+	stalloc	48			// space for the carries
   endprologue
 
 	movd	xmm4, [edi +  0]
@@ -616,7 +616,7 @@ INTFUNC(mmla4)
 	paddq	xmm6, [esp + 32]
 
 	// And, with that, we're done.
-	stfree	64
+	stfree	48
 	ret
 
 ENDFUNC