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[Qemu-arm] [PATCH v1 3/9] target-arm: Add the thumb/IL flag to syn_data_
From: |
Edgar E. Iglesias |
Subject: |
[Qemu-arm] [PATCH v1 3/9] target-arm: Add the thumb/IL flag to syn_data_abort |
Date: |
Fri, 12 Feb 2016 15:33:56 +0100 |
From: "Edgar E. Iglesias" <address@hidden>
Signed-off-by: Edgar E. Iglesias <address@hidden>
---
target-arm/internals.h | 4 +++-
target-arm/op_helper.c | 6 ++++--
2 files changed, 7 insertions(+), 3 deletions(-)
diff --git a/target-arm/internals.h b/target-arm/internals.h
index 70bec4a..b1c483b 100644
--- a/target-arm/internals.h
+++ b/target-arm/internals.h
@@ -360,9 +360,11 @@ static inline uint32_t syn_insn_abort(int same_el, int ea,
int s1ptw, int fsc)
}
static inline uint32_t syn_data_abort(int same_el, int ea, int cm, int s1ptw,
- int wnr, int fsc)
+ int wnr, int fsc,
+ bool is_thumb)
{
return (EC_DATAABORT << ARM_EL_EC_SHIFT) | (same_el << ARM_EL_EC_SHIFT)
+ | (is_thumb ? 0 : ARM_EL_IL)
| (ea << 9) | (cm << 8) | (s1ptw << 7) | (wnr << 6) | fsc;
}
diff --git a/target-arm/op_helper.c b/target-arm/op_helper.c
index bd48549..4e629e1 100644
--- a/target-arm/op_helper.c
+++ b/target-arm/op_helper.c
@@ -115,7 +115,8 @@ void tlb_fill(CPUState *cs, target_ulong addr, int
is_write, int mmu_idx,
syn = syn_insn_abort(same_el, 0, fi.s1ptw, syn);
exc = EXCP_PREFETCH_ABORT;
} else {
- syn = syn_data_abort(same_el, 0, 0, fi.s1ptw, is_write == 1, syn);
+ syn = syn_data_abort(same_el, 0, 0, fi.s1ptw, is_write == 1, syn,
+ env->thumb);
if (is_write == 1 && arm_feature(env, ARM_FEATURE_V6)) {
fsr |= (1 << 11);
}
@@ -161,7 +162,8 @@ void arm_cpu_do_unaligned_access(CPUState *cs, vaddr vaddr,
int is_write,
}
raise_exception(env, EXCP_DATA_ABORT,
- syn_data_abort(same_el, 0, 0, 0, is_write == 1, 0x21),
+ syn_data_abort(same_el, 0, 0, 0, is_write == 1, 0x21,
+ env->thumb),
target_el);
}
--
1.9.1
- [Qemu-arm] [PATCH v1 0/9] arm: Steps towards EL2 support round 6, Edgar E. Iglesias, 2016/02/12
- [Qemu-arm] [PATCH v1 1/9] tcg: Add tcg_set_insn_param, Edgar E. Iglesias, 2016/02/12
- [Qemu-arm] [PATCH v1 2/9] gen-icount: Use tcg_set_insn_param, Edgar E. Iglesias, 2016/02/12
- [Qemu-arm] [PATCH v1 3/9] target-arm: Add the thumb/IL flag to syn_data_abort,
Edgar E. Iglesias <=
- [Qemu-arm] [PATCH v1 5/9] target-arm/translate-a64.c: Use extract32 in disas_ldst_reg_imm9, Edgar E. Iglesias, 2016/02/12
- [Qemu-arm] [PATCH v1 4/9] target-arm: Add more fields to the data abort syndrome generator, Edgar E. Iglesias, 2016/02/12
- [Qemu-arm] [PATCH v1 7/9] target-arm: Add the ARMInsnSyndrome type, Edgar E. Iglesias, 2016/02/12
- [Qemu-arm] [PATCH v1 6/9] target-arm/translate-a64.c: Unify some of the ldst_reg decoding, Edgar E. Iglesias, 2016/02/12
- [Qemu-arm] [PATCH v1 9/9] target-arm: Use isyn.swstep.ex to hold the is_ldex state, Edgar E. Iglesias, 2016/02/12