From 043b7f8d12dc922172cf7d570dc2854dbf81dcb3 Mon Sep 17 00:00:00 2001 From: "Edgar E. Iglesias" Date: Mon, 29 Sep 2014 18:48:49 +0100 Subject: target-arm: Break out exception masking to a separate func Reviewed-by: Greg Bellows Signed-off-by: Edgar E. Iglesias Message-id: 1411718914-6608-5-git-send-email-edgar.iglesias@gmail.com [PMM: updated to account for recent cpu-exec refactoring] Signed-off-by: Peter Maydell --- target-arm/cpu.h | 15 +++++++++++++++ 1 file changed, 15 insertions(+) (limited to 'target-arm/cpu.h') diff --git a/target-arm/cpu.h b/target-arm/cpu.h index a3ba624b74..cc2c2100b3 100644 --- a/target-arm/cpu.h +++ b/target-arm/cpu.h @@ -1172,6 +1172,21 @@ bool write_cpustate_to_list(ARMCPU *cpu); # define TARGET_VIRT_ADDR_SPACE_BITS 32 #endif +static inline bool arm_excp_unmasked(CPUState *cs, unsigned int excp_idx) +{ + CPUARMState *env = cs->env_ptr; + + switch (excp_idx) { + case EXCP_FIQ: + return !(env->daif & PSTATE_F); + case EXCP_IRQ: + return !(env->daif & PSTATE_I) + && (!IS_M(env) || env->regs[15] < 0xfffffff0); + default: + g_assert_not_reached(); + } +} + static inline CPUARMState *cpu_init(const char *cpu_model) { ARMCPU *cpu = cpu_arm_init(cpu_model); -- cgit v1.2.3