diff --git a/qemu/target/arm/cpu.h b/qemu/target/arm/cpu.h index 5aba3f2c..8059dadf 100644 --- a/qemu/target/arm/cpu.h +++ b/qemu/target/arm/cpu.h @@ -2224,6 +2224,9 @@ static inline bool arm_singlestep_active(CPUARMState *env) #define ARM_TBFLAG_NS_MASK (1 << ARM_TBFLAG_NS_SHIFT) #define ARM_TBFLAG_BE_DATA_SHIFT 20 #define ARM_TBFLAG_BE_DATA_MASK (1 << ARM_TBFLAG_BE_DATA_SHIFT) +/* For M profile only, Handler (ie not Thread) mode */ +#define ARM_TBFLAG_HANDLER_SHIFT 21 +#define ARM_TBFLAG_HANDLER_MASK (1 << ARM_TBFLAG_HANDLER_SHIFT) /* Bit usage when in AArch64 state */ #define ARM_TBFLAG_TBI0_SHIFT 0 /* TBI0 for EL0/1 or TBI for EL2/3 */ @@ -2260,6 +2263,8 @@ static inline bool arm_singlestep_active(CPUARMState *env) (((F) & ARM_TBFLAG_NS_MASK) >> ARM_TBFLAG_NS_SHIFT) #define ARM_TBFLAG_BE_DATA(F) \ (((F) & ARM_TBFLAG_BE_DATA_MASK) >> ARM_TBFLAG_BE_DATA_SHIFT) +#define ARM_TBFLAG_HANDLER(F) \ + (((F) & ARM_TBFLAG_HANDLER_MASK) >> ARM_TBFLAG_HANDLER_SHIFT) #define ARM_TBFLAG_TBI0(F) \ (((F) & ARM_TBFLAG_TBI0_MASK) >> ARM_TBFLAG_TBI0_SHIFT) #define ARM_TBFLAG_TBI1(F) \ @@ -2487,6 +2492,10 @@ static inline void cpu_get_tb_cpu_state(CPUARMState *env, target_ulong *pc, } *flags |= fp_exception_el(env) << ARM_TBFLAG_FPEXC_EL_SHIFT; + if (env->v7m.exception != 0) { + *flags |= ARM_TBFLAG_HANDLER_MASK; + } + *cs_base = 0; } diff --git a/qemu/target/arm/translate.c b/qemu/target/arm/translate.c index 9d27224d..f98bb335 100644 --- a/qemu/target/arm/translate.c +++ b/qemu/target/arm/translate.c @@ -11973,6 +11973,7 @@ void gen_intermediate_code(CPUARMState *env, TranslationBlock *tb) dc->vec_len = ARM_TBFLAG_VECLEN(tb->flags); dc->vec_stride = ARM_TBFLAG_VECSTRIDE(tb->flags); dc->c15_cpar = ARM_TBFLAG_XSCALE_CPAR(tb->flags); + dc->v7m_handler_mode = ARM_TBFLAG_HANDLER(tb->flags); dc->cp_regs = cpu->cp_regs; dc->features = env->features; diff --git a/qemu/target/arm/translate.h b/qemu/target/arm/translate.h index 466a17d1..c4c51198 100644 --- a/qemu/target/arm/translate.h +++ b/qemu/target/arm/translate.h @@ -31,6 +31,7 @@ typedef struct DisasContext { bool vfp_enabled; /* FP enabled via FPSCR.EN */ int vec_len; int vec_stride; + bool v7m_handler_mode; /* Immediate value in AArch32 SVC insn; must be set if is_jmp == DISAS_SWI * so that top level loop can generate correct syndrome information. */