From ba12677b3295b30e8d331bed84e87e7cf261239a Mon Sep 17 00:00:00 2001 From: Mark Wooding Date: Thu, 29 Dec 2016 15:24:56 +0000 Subject: [PATCH] math/mpx-mul4-x86-sse2.S: Additional piece of commentary. --- math/mpx-mul4-x86-sse2.S | 3 +++ 1 file changed, 3 insertions(+) diff --git a/math/mpx-mul4-x86-sse2.S b/math/mpx-mul4-x86-sse2.S index 5d5714da..5d80860d 100644 --- a/math/mpx-mul4-x86-sse2.S +++ b/math/mpx-mul4-x86-sse2.S @@ -550,6 +550,9 @@ INTFUNC(mmla4) movd xmm5, [edi + 4] movd xmm6, [edi + 8] movd xmm7, [edi + 12] + + // Calculate W = U V, and leave it in the destination. Stash the + // carry pieces for later. mulacc [eax + 0], ecx, xmm4, xmm5, xmm6, xmm7 propout [edi + 0], xmm4, xmm5 -- 2.11.0