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[Qemu-devel] [PATCH] linux-user: fix running programs with iwmmxt instru
From: |
Lars Munch |
Subject: |
[Qemu-devel] [PATCH] linux-user: fix running programs with iwmmxt instructions |
Date: |
Mon, 15 Mar 2010 13:39:32 +0100 |
User-agent: |
Mutt/1.5.18 (2008-05-17) |
When using linux-user for emulating an pxa270 we cannot generate an illegal
instruction trap to the kernel to save/load the iwmmxt registers.
Signed-off-by: Lars Munch <address@hidden>
---
target-arm/translate.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/target-arm/translate.c b/target-arm/translate.c
index cdfe946..6b621b1 100644
--- a/target-arm/translate.c
+++ b/target-arm/translate.c
@@ -5802,9 +5802,11 @@ static int disas_coproc_insn(CPUState * env,
DisasContext *s, uint32_t insn)
int cpnum;
cpnum = (insn >> 8) & 0xf;
+#if !defined(CONFIG_USER_ONLY)
if (arm_feature(env, ARM_FEATURE_XSCALE)
&& ((env->cp15.c15_cpar ^ 0x3fff) & (1 << cpnum)))
return 1;
+#endif
switch (cpnum) {
case 0:
--
1.7.0
- [Qemu-devel] [PATCH] linux-user: fix running programs with iwmmxt instructions,
Lars Munch <=