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-rw-r--r--target/microblaze/cpu.c4
-rw-r--r--target/microblaze/cpu.h7
-rw-r--r--target/microblaze/gdbstub.c5
-rw-r--r--target/microblaze/translate.c49
4 files changed, 40 insertions, 25 deletions
diff --git a/target/microblaze/cpu.c b/target/microblaze/cpu.c
index f114789abd..d5ee1244ca 100644
--- a/target/microblaze/cpu.c
+++ b/target/microblaze/cpu.c
@@ -224,6 +224,8 @@ static void mb_disas_set_info(CPUState *cpu, disassemble_info *info)
 {
     info->mach = bfd_arch_microblaze;
     info->print_insn = print_insn_microblaze;
+    info->endian = TARGET_BIG_ENDIAN ? BFD_ENDIAN_BIG
+                                     : BFD_ENDIAN_LITTLE;
 }
 
 static void mb_cpu_realizefn(DeviceState *dev, Error **errp)
@@ -419,7 +421,7 @@ static const struct SysemuCPUOps mb_sysemu_ops = {
 };
 #endif
 
-#include "hw/core/tcg-cpu-ops.h"
+#include "accel/tcg/cpu-ops.h"
 
 static const TCGCPUOps mb_tcg_ops = {
     .initialize = mb_tcg_init,
diff --git a/target/microblaze/cpu.h b/target/microblaze/cpu.h
index f6879eee35..e44ddd5307 100644
--- a/target/microblaze/cpu.h
+++ b/target/microblaze/cpu.h
@@ -414,6 +414,13 @@ void mb_translate_code(CPUState *cs, TranslationBlock *tb,
 /* Ensure there is no overlap between the two masks. */
 QEMU_BUILD_BUG_ON(MSR_TB_MASK & IFLAGS_TB_MASK);
 
+static inline bool mb_cpu_is_big_endian(CPUState *cs)
+{
+    MicroBlazeCPU *cpu = MICROBLAZE_CPU(cs);
+
+    return !cpu->cfg.endi;
+}
+
 static inline void cpu_get_tb_cpu_state(CPUMBState *env, vaddr *pc,
                                         uint64_t *cs_base, uint32_t *flags)
 {
diff --git a/target/microblaze/gdbstub.c b/target/microblaze/gdbstub.c
index 09d74e164d..d493681d38 100644
--- a/target/microblaze/gdbstub.c
+++ b/target/microblaze/gdbstub.c
@@ -110,14 +110,9 @@ int mb_cpu_gdb_read_stack_protect(CPUState *cs, GByteArray *mem_buf, int n)
 
 int mb_cpu_gdb_write_register(CPUState *cs, uint8_t *mem_buf, int n)
 {
-    CPUClass *cc = CPU_GET_CLASS(cs);
     CPUMBState *env = cpu_env(cs);
     uint32_t tmp;
 
-    if (n > cc->gdb_num_core_regs) {
-        return 0;
-    }
-
     tmp = ldl_p(mem_buf);
 
     switch (n) {
diff --git a/target/microblaze/translate.c b/target/microblaze/translate.c
index 24005f05b2..b54e5ac4b2 100644
--- a/target/microblaze/translate.c
+++ b/target/microblaze/translate.c
@@ -708,11 +708,18 @@ static void record_unaligned_ess(DisasContext *dc, int rd,
 }
 #endif
 
+static inline MemOp mo_endian(DisasContext *dc)
+{
+    return dc->cfg->endi ? MO_LE : MO_BE;
+}
+
 static bool do_load(DisasContext *dc, int rd, TCGv addr, MemOp mop,
                     int mem_index, bool rev)
 {
     MemOp size = mop & MO_SIZE;
 
+    mop |= mo_endian(dc);
+
     /*
      * When doing reverse accesses we need to do two things.
      *
@@ -780,13 +787,13 @@ static bool trans_lbui(DisasContext *dc, arg_typeb *arg)
 static bool trans_lhu(DisasContext *dc, arg_typea *arg)
 {
     TCGv addr = compute_ldst_addr_typea(dc, arg->ra, arg->rb);
-    return do_load(dc, arg->rd, addr, MO_TEUW, dc->mem_index, false);
+    return do_load(dc, arg->rd, addr, MO_UW, dc->mem_index, false);
 }
 
 static bool trans_lhur(DisasContext *dc, arg_typea *arg)
 {
     TCGv addr = compute_ldst_addr_typea(dc, arg->ra, arg->rb);
-    return do_load(dc, arg->rd, addr, MO_TEUW, dc->mem_index, true);
+    return do_load(dc, arg->rd, addr, MO_UW, dc->mem_index, true);
 }
 
 static bool trans_lhuea(DisasContext *dc, arg_typea *arg)
@@ -798,26 +805,26 @@ static bool trans_lhuea(DisasContext *dc, arg_typea *arg)
     return true;
 #else
     TCGv addr = compute_ldst_addr_ea(dc, arg->ra, arg->rb);
-    return do_load(dc, arg->rd, addr, MO_TEUW, MMU_NOMMU_IDX, false);
+    return do_load(dc, arg->rd, addr, MO_UW, MMU_NOMMU_IDX, false);
 #endif
 }
 
 static bool trans_lhui(DisasContext *dc, arg_typeb *arg)
 {
     TCGv addr = compute_ldst_addr_typeb(dc, arg->ra, arg->imm);
-    return do_load(dc, arg->rd, addr, MO_TEUW, dc->mem_index, false);
+    return do_load(dc, arg->rd, addr, MO_UW, dc->mem_index, false);
 }
 
 static bool trans_lw(DisasContext *dc, arg_typea *arg)
 {
     TCGv addr = compute_ldst_addr_typea(dc, arg->ra, arg->rb);
-    return do_load(dc, arg->rd, addr, MO_TEUL, dc->mem_index, false);
+    return do_load(dc, arg->rd, addr, MO_UL, dc->mem_index, false);
 }
 
 static bool trans_lwr(DisasContext *dc, arg_typea *arg)
 {
     TCGv addr = compute_ldst_addr_typea(dc, arg->ra, arg->rb);
-    return do_load(dc, arg->rd, addr, MO_TEUL, dc->mem_index, true);
+    return do_load(dc, arg->rd, addr, MO_UL, dc->mem_index, true);
 }
 
 static bool trans_lwea(DisasContext *dc, arg_typea *arg)
@@ -829,14 +836,14 @@ static bool trans_lwea(DisasContext *dc, arg_typea *arg)
     return true;
 #else
     TCGv addr = compute_ldst_addr_ea(dc, arg->ra, arg->rb);
-    return do_load(dc, arg->rd, addr, MO_TEUL, MMU_NOMMU_IDX, false);
+    return do_load(dc, arg->rd, addr, MO_UL, MMU_NOMMU_IDX, false);
 #endif
 }
 
 static bool trans_lwi(DisasContext *dc, arg_typeb *arg)
 {
     TCGv addr = compute_ldst_addr_typeb(dc, arg->ra, arg->imm);
-    return do_load(dc, arg->rd, addr, MO_TEUL, dc->mem_index, false);
+    return do_load(dc, arg->rd, addr, MO_UL, dc->mem_index, false);
 }
 
 static bool trans_lwx(DisasContext *dc, arg_typea *arg)
@@ -846,7 +853,8 @@ static bool trans_lwx(DisasContext *dc, arg_typea *arg)
     /* lwx does not throw unaligned access errors, so force alignment */
     tcg_gen_andi_tl(addr, addr, ~3);
 
-    tcg_gen_qemu_ld_i32(cpu_res_val, addr, dc->mem_index, MO_TEUL);
+    tcg_gen_qemu_ld_i32(cpu_res_val, addr, dc->mem_index,
+                        mo_endian(dc) | MO_UL);
     tcg_gen_mov_tl(cpu_res_addr, addr);
 
     if (arg->rd) {
@@ -863,6 +871,8 @@ static bool do_store(DisasContext *dc, int rd, TCGv addr, MemOp mop,
 {
     MemOp size = mop & MO_SIZE;
 
+    mop |= mo_endian(dc);
+
     /*
      * When doing reverse accesses we need to do two things.
      *
@@ -930,13 +940,13 @@ static bool trans_sbi(DisasContext *dc, arg_typeb *arg)
 static bool trans_sh(DisasContext *dc, arg_typea *arg)
 {
     TCGv addr = compute_ldst_addr_typea(dc, arg->ra, arg->rb);
-    return do_store(dc, arg->rd, addr, MO_TEUW, dc->mem_index, false);
+    return do_store(dc, arg->rd, addr, MO_UW, dc->mem_index, false);
 }
 
 static bool trans_shr(DisasContext *dc, arg_typea *arg)
 {
     TCGv addr = compute_ldst_addr_typea(dc, arg->ra, arg->rb);
-    return do_store(dc, arg->rd, addr, MO_TEUW, dc->mem_index, true);
+    return do_store(dc, arg->rd, addr, MO_UW, dc->mem_index, true);
 }
 
 static bool trans_shea(DisasContext *dc, arg_typea *arg)
@@ -948,26 +958,26 @@ static bool trans_shea(DisasContext *dc, arg_typea *arg)
     return true;
 #else
     TCGv addr = compute_ldst_addr_ea(dc, arg->ra, arg->rb);
-    return do_store(dc, arg->rd, addr, MO_TEUW, MMU_NOMMU_IDX, false);
+    return do_store(dc, arg->rd, addr, MO_UW, MMU_NOMMU_IDX, false);
 #endif
 }
 
 static bool trans_shi(DisasContext *dc, arg_typeb *arg)
 {
     TCGv addr = compute_ldst_addr_typeb(dc, arg->ra, arg->imm);
-    return do_store(dc, arg->rd, addr, MO_TEUW, dc->mem_index, false);
+    return do_store(dc, arg->rd, addr, MO_UW, dc->mem_index, false);
 }
 
 static bool trans_sw(DisasContext *dc, arg_typea *arg)
 {
     TCGv addr = compute_ldst_addr_typea(dc, arg->ra, arg->rb);
-    return do_store(dc, arg->rd, addr, MO_TEUL, dc->mem_index, false);
+    return do_store(dc, arg->rd, addr, MO_UL, dc->mem_index, false);
 }
 
 static bool trans_swr(DisasContext *dc, arg_typea *arg)
 {
     TCGv addr = compute_ldst_addr_typea(dc, arg->ra, arg->rb);
-    return do_store(dc, arg->rd, addr, MO_TEUL, dc->mem_index, true);
+    return do_store(dc, arg->rd, addr, MO_UL, dc->mem_index, true);
 }
 
 static bool trans_swea(DisasContext *dc, arg_typea *arg)
@@ -979,14 +989,14 @@ static bool trans_swea(DisasContext *dc, arg_typea *arg)
     return true;
 #else
     TCGv addr = compute_ldst_addr_ea(dc, arg->ra, arg->rb);
-    return do_store(dc, arg->rd, addr, MO_TEUL, MMU_NOMMU_IDX, false);
+    return do_store(dc, arg->rd, addr, MO_UL, MMU_NOMMU_IDX, false);
 #endif
 }
 
 static bool trans_swi(DisasContext *dc, arg_typeb *arg)
 {
     TCGv addr = compute_ldst_addr_typeb(dc, arg->ra, arg->imm);
-    return do_store(dc, arg->rd, addr, MO_TEUL, dc->mem_index, false);
+    return do_store(dc, arg->rd, addr, MO_UL, dc->mem_index, false);
 }
 
 static bool trans_swx(DisasContext *dc, arg_typea *arg)
@@ -1015,7 +1025,7 @@ static bool trans_swx(DisasContext *dc, arg_typea *arg)
 
     tcg_gen_atomic_cmpxchg_i32(tval, cpu_res_addr, cpu_res_val,
                                reg_for_write(dc, arg->rd),
-                               dc->mem_index, MO_TEUL);
+                               dc->mem_index, mo_endian(dc) | MO_UL);
 
     tcg_gen_brcond_i32(TCG_COND_NE, cpu_res_val, tval, swx_fail);
 
@@ -1637,7 +1647,8 @@ static void mb_tr_translate_insn(DisasContextBase *dcb, CPUState *cs)
 
     dc->tb_flags_to_set = 0;
 
-    ir = translator_ldl(cpu_env(cs), &dc->base, dc->base.pc_next);
+    ir = translator_ldl_swap(cpu_env(cs), &dc->base, dc->base.pc_next,
+                             mb_cpu_is_big_endian(cs) != TARGET_BIG_ENDIAN);
     if (!decode(dc, ir)) {
         trap_illegal(dc, true);
     }