From: KO Myung-Hun <komh@chollian.net>
Date: Sun, 3 Feb 2013 12:44:56 +0000 (+0900)
Subject: Use smartalign for long nops with NASM
X-Git-Tag: v1.3.0~1193
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=7f5e4fd7bd9a351538efdb745c53429e890017bb;p=libvpx

Use smartalign for long nops with NASM

'CPU amdnop' is supported by YASM only.

Change-Id: Ia3f7c2ba6d3bdf2889b62f5c6127fd515d7c7394
---

diff --git a/third_party/x86inc/x86inc.asm b/third_party/x86inc/x86inc.asm
index 81f231187..a66a96bba 100644
--- a/third_party/x86inc/x86inc.asm
+++ b/third_party/x86inc/x86inc.asm
@@ -114,7 +114,12 @@
 %endif
 
 ; Always use long nops (reduces 0x90 spam in disassembly on x86_32)
+%ifndef __NASM_VER__
 CPU amdnop
+%else
+%use smartalign
+ALIGNMODE k7
+%endif
 
 ; Macros to eliminate most code duplication between x86_32 and x86_64:
 ; Currently this works only for leaf functions which load all their arguments