From: Nathan Froyd <froydnj@codesourcery.com>
Date: Mon, 3 Aug 2009 15:43:23 +0000 (-0700)
Subject: target-ppc: fix cpu_clone_regs
X-Git-Tag: v0.12.0-rc0~1736
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=d11f69b20180f14ba596bf78667403fb7b2020db;p=thirdparty%2Fqemu.git

target-ppc: fix cpu_clone_regs

We only need to make sure that the clone syscall looks like it
succeeded, not clobber 60% of the register set.

Signed-off-by: Nathan Froyd <froydnj@codesourcery.com>
Signed-off-by: malc <av1474@comtv.ru>
---

diff --git a/target-ppc/cpu.h b/target-ppc/cpu.h
index 69c1d580708..148e8c3fe68 100644
--- a/target-ppc/cpu.h
+++ b/target-ppc/cpu.h
@@ -817,11 +817,9 @@ static inline int cpu_mmu_index (CPUState *env)
 #if defined(CONFIG_USER_ONLY)
 static inline void cpu_clone_regs(CPUState *env, target_ulong newsp)
 {
-    int i;
     if (newsp)
         env->gpr[1] = newsp;
-    for (i = 7; i < 32; i++)
-        env->gpr[i] = 0;
+    env->gpr[3] = 0;
 }
 #endif