OpenE2K
/
qemu-e2k
13
4
Fork 0
Code Issues 4 Pull Requests Projects 2 Releases Activity

target-arm: Fix arm_excp_unmasked() function 

There is an error in arm_excp_unmasked() function:
bitwise operator & is used with integer and bool operands
causing an incorrect zeroed result.
The patch fixes it.

Signed-off-by: Sergey Sorokin <afarallax@yandex.ru>
Message-id: 1441209238-16881-1-git-send-email-afarallax@yandex.ru
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Sergey Sorokin 2015-09-07 10:39:30 +01:00 committed by Peter Maydell
parent 5125f9cd25
commit 771842585f
1 changed files with 3 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
target-arm/cpu.h
View File

@ -1520,8 +1520,8 @@ static inline bool arm_excp_unmasked(CPUState *cs, unsigned int excp_idx,
CPUARMState *env = cs->env_ptr;
unsigned int cur_el = arm_current_el(env);
bool secure = arm_is_secure(env);
uint32_t scr;
uint32_t hcr;
bool scr;
bool hcr;
bool pstate_unmasked;
int8_t unmasked = 0;
@ -1548,7 +1548,7 @@ static inline bool arm_excp_unmasked(CPUState *cs, unsigned int excp_idx,
* set then FIQs can be masked by CPSR.F when non-secure but only
* when FIQs are only routed to EL3.
*/
scr &= !((env->cp15.scr_el3 & SCR_FW) && !hcr);
scr = scr && !((env->cp15.scr_el3 & SCR_FW) && !hcr);
pstate_unmasked = !(env->daif & PSTATE_F);
break;