From 761e5e8ae737f6ca3c8854ffd3aa14bbace10ea2 Mon Sep 17 00:00:00 2001
From: "Ryan C. Gordon" <icculus@icculus.org>
Date: Thu, 5 Jan 2006 07:08:59 +0000
Subject: [PATCH] From Mike Frysinger and/or Gentoo:

- libsdl-PIC-hermes-cpuid.patch
rewrites the code in _Hermes_X86_CPU so that it doesnt require the local
cpu_flags memory variable, it just uses registers.
test case: http://dev.gentoo.org/~vapier/libsdl/hermes-cpuid-test.tar.bz2
---
 src/hermes/x86_main.asm | 16 ++++------------
 1 file changed, 4 insertions(+), 12 deletions(-)

diff --git a/src/hermes/x86_main.asm b/src/hermes/x86_main.asm
index afe02b586..92103a697 100644
--- a/src/hermes/x86_main.asm
+++ b/src/hermes/x86_main.asm
@@ -16,11 +16,6 @@ GLOBAL _x86return
 	
 GLOBAL _Hermes_X86_CPU
 
-SECTION .data
-	
-cpu_flags dd 0
-	
-		
 SECTION .text
 		
 ;; _ConvertX86:	 
@@ -109,16 +104,13 @@ _Hermes_X86_CPU:
 	xor eax,ecx
 	je .L1
 	
-	pusha
-	
+	push ebx
+
 	mov eax,1
 	cpuid
+	mov eax,edx
 
-	mov [cpu_flags],edx
-
-	popa
-
-	mov eax,[cpu_flags]
+	pop ebx
 
 .L1:	
 	ret