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[Qemu-devel] [PATCH v1 3/9] target-arm: Add the thumb/IL flag to syn_dat


From: Edgar E. Iglesias
Subject: [Qemu-devel] [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




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