diff options
Diffstat (limited to 'target/arm/translate.c')
| -rw-r--r-- | target/arm/translate.c | 42 |
1 files changed, 19 insertions, 23 deletions
diff --git a/target/arm/translate.c b/target/arm/translate.c index e11a5871d0..20f89ace2f 100644 --- a/target/arm/translate.c +++ b/target/arm/translate.c @@ -155,10 +155,12 @@ static inline int get_a32_user_mem_index(DisasContext *s) case ARMMMUIdx_E2: /* this one is UNPREDICTABLE */ case ARMMMUIdx_E10_0: case ARMMMUIdx_E10_1: + case ARMMMUIdx_E10_1_PAN: return arm_to_core_mmu_idx(ARMMMUIdx_E10_0); case ARMMMUIdx_SE3: case ARMMMUIdx_SE10_0: case ARMMMUIdx_SE10_1: + case ARMMMUIdx_SE10_1_PAN: return arm_to_core_mmu_idx(ARMMMUIdx_SE10_0); case ARMMMUIdx_MUser: case ARMMMUIdx_MPriv: @@ -2732,39 +2734,33 @@ static inline void gen_mulxy(TCGv_i32 t0, TCGv_i32 t1, int x, int y) /* Return the mask of PSR bits set by a MSR instruction. */ static uint32_t msr_mask(DisasContext *s, int flags, int spsr) { - uint32_t mask; + uint32_t mask = 0; - mask = 0; - if (flags & (1 << 0)) + if (flags & (1 << 0)) { mask |= 0xff; - if (flags & (1 << 1)) - mask |= 0xff00; - if (flags & (1 << 2)) - mask |= 0xff0000; - if (flags & (1 << 3)) - mask |= 0xff000000; - - /* Mask out undefined bits. */ - mask &= ~CPSR_RESERVED; - if (!arm_dc_feature(s, ARM_FEATURE_V4T)) { - mask &= ~CPSR_T; } - if (!arm_dc_feature(s, ARM_FEATURE_V5)) { - mask &= ~CPSR_Q; /* V5TE in reality*/ + if (flags & (1 << 1)) { + mask |= 0xff00; } - if (!arm_dc_feature(s, ARM_FEATURE_V6)) { - mask &= ~(CPSR_E | CPSR_GE); + if (flags & (1 << 2)) { + mask |= 0xff0000; } - if (!arm_dc_feature(s, ARM_FEATURE_THUMB2)) { - mask &= ~CPSR_IT; + if (flags & (1 << 3)) { + mask |= 0xff000000; } - /* Mask out execution state and reserved bits. */ + + /* Mask out undefined and reserved bits. */ + mask &= aarch32_cpsr_valid_mask(s->features, s->isar); + + /* Mask out execution state. */ if (!spsr) { - mask &= ~(CPSR_EXEC | CPSR_RESERVED); + mask &= ~CPSR_EXEC; } + /* Mask out privileged bits. */ - if (IS_USER(s)) + if (IS_USER(s)) { mask &= CPSR_USER; + } return mask; } |