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[PATCH 2/4] linux-user/arm: Do not emulate fpa11 in thumb mode


From: Richard Henderson
Subject: [PATCH 2/4] linux-user/arm: Do not emulate fpa11 in thumb mode
Date: Fri, 23 Apr 2021 09:54:11 -0700

These antiquated instructions are arm-mode only.

Buglink: https://bugs.launchpad.net/bugs/1925512
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 linux-user/arm/cpu_loop.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/linux-user/arm/cpu_loop.c b/linux-user/arm/cpu_loop.c
index 106909c7d8..e2a1496b9f 100644
--- a/linux-user/arm/cpu_loop.c
+++ b/linux-user/arm/cpu_loop.c
@@ -347,7 +347,7 @@ void cpu_loop(CPUARMState *env)
                     goto excp_debug;
                 }
 
-                if (emulate_arm_fpa11(env, opcode)) {
+                if (!env->thumb && emulate_arm_fpa11(env, opcode)) {
                     break;
                 }
 
-- 
2.25.1




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