1 files changed, 7 insertions, 54 deletions

diff --git a/tcg/arm/tcg-target.c b/tcg/arm/tcg-target.c
index cf0ca3d0b..737200e5e 100644
--- a/tcg/arm/tcg-target.c
+++ b/tcg/arm/tcg-target.c
@@ -145,12 +145,6 @@ static void patch_reloc(uint8_t *code_ptr, int type,
     }
 }
 
-/* maximum number of register used for input function arguments */
-static inline int tcg_target_get_call_iarg_regs_count(int flags)
-{
-    return 4;
-}
-
 /* parse target specific constraints */
 static int target_parse_constraint(TCGArgConstraint *ct, const char **pct_str)
 {
@@ -176,7 +170,7 @@ static int target_parse_constraint(TCGArgConstraint *ct, const char **pct_str)
            so don't use these. */
         tcg_regset_reset_reg(ct->u.regs, TCG_REG_R0);
         tcg_regset_reset_reg(ct->u.regs, TCG_REG_R1);
-#if defined(CONFIG_TCG_PASS_AREG0) && (TARGET_LONG_BITS == 64)
+#if TARGET_LONG_BITS == 64
         /* If we're passing env to the helper as r0 and need a regpair
          * for the address then r2 will be overwritten as we're setting
          * up the args to the helper.
@@ -204,8 +198,7 @@ static int target_parse_constraint(TCGArgConstraint *ct, const char **pct_str)
            use these. */
         tcg_regset_reset_reg(ct->u.regs, TCG_REG_R0);
         tcg_regset_reset_reg(ct->u.regs, TCG_REG_R1);
-#if defined(CONFIG_SOFTMMU) && \
-    defined(CONFIG_TCG_PASS_AREG0) && (TARGET_LONG_BITS == 64)
+#if defined(CONFIG_SOFTMMU) && (TARGET_LONG_BITS == 64)
         /* Avoid clashes with registers being used for helper args */
         tcg_regset_reset_reg(ct->u.regs, TCG_REG_R2);
         tcg_regset_reset_reg(ct->u.regs, TCG_REG_R3);
@@ -223,7 +216,7 @@ static int target_parse_constraint(TCGArgConstraint *ct, const char **pct_str)
 #ifdef CONFIG_SOFTMMU
         /* r2 is still needed to load data_reg, so don't use it. */
         tcg_regset_reset_reg(ct->u.regs, TCG_REG_R2);
-#if defined(CONFIG_TCG_PASS_AREG0) && (TARGET_LONG_BITS == 64)
+#if TARGET_LONG_BITS == 64
         /* Avoid clashes with registers being used for helper args */
         tcg_regset_reset_reg(ct->u.regs, TCG_REG_R3);
 #endif
@@ -342,7 +335,7 @@ enum arm_cond_code_e {
     COND_AL = 0xe,
 };
 
-static const uint8_t tcg_cond_to_arm_cond[10] = {
+static const uint8_t tcg_cond_to_arm_cond[] = {
     [TCG_COND_EQ] = COND_EQ,
     [TCG_COND_NE] = COND_NE,
     [TCG_COND_LT] = COND_LT,
@@ -954,7 +947,6 @@ static inline void tcg_out_goto_label(TCGContext *s, int cond, int label_index)
 
 #include "../../softmmu_defs.h"
 
-#ifdef CONFIG_TCG_PASS_AREG0
 /* helper signature: helper_ld_mmu(CPUState *env, target_ulong addr,
    int mmu_idx) */
 static const void * const qemu_ld_helpers[4] = {
@@ -972,25 +964,6 @@ static const void * const qemu_st_helpers[4] = {
     helper_stl_mmu,
     helper_stq_mmu,
 };
-#else
-/* legacy helper signature: __ld_mmu(target_ulong addr, int
-   mmu_idx) */
-static void *qemu_ld_helpers[4] = {
-    __ldb_mmu,
-    __ldw_mmu,
-    __ldl_mmu,
-    __ldq_mmu,
-};
-
-/* legacy helper signature: __st_mmu(target_ulong addr, uintxx_t val,
-   int mmu_idx) */
-static void *qemu_st_helpers[4] = {
-    __stb_mmu,
-    __stw_mmu,
-    __stl_mmu,
-    __stq_mmu,
-};
-#endif
 
 /* Helper routines for marshalling helper function arguments into
  * the correct registers and stack.
@@ -1203,9 +1176,7 @@ static inline void tcg_out_qemu_ld(TCGContext *s, const TCGArg *args, int opc)
      * trash by moving the earlier arguments into them.
      */
     argreg = TCG_REG_R0;
-#ifdef CONFIG_TCG_PASS_AREG0
     argreg = tcg_out_arg_reg32(s, argreg, TCG_AREG0);
-#endif
 #if TARGET_LONG_BITS == 64
     argreg = tcg_out_arg_reg64(s, argreg, addr_reg, addr_reg2);
 #else
@@ -1226,20 +1197,11 @@ static inline void tcg_out_qemu_ld(TCGContext *s, const TCGArg *args, int opc)
     case 1:
     case 2:
     default:
-        if (data_reg != TCG_REG_R0) {
-            tcg_out_dat_reg(s, COND_AL, ARITH_MOV,
-                            data_reg, 0, TCG_REG_R0, SHIFT_IMM_LSL(0));
-        }
+        tcg_out_mov_reg(s, COND_AL, data_reg, TCG_REG_R0);
         break;
     case 3:
-        if (data_reg != TCG_REG_R0) {
-            tcg_out_dat_reg(s, COND_AL, ARITH_MOV,
-                            data_reg, 0, TCG_REG_R0, SHIFT_IMM_LSL(0));
-        }
-        if (data_reg2 != TCG_REG_R1) {
-            tcg_out_dat_reg(s, COND_AL, ARITH_MOV,
-                            data_reg2, 0, TCG_REG_R1, SHIFT_IMM_LSL(0));
-        }
+        tcg_out_mov_reg(s, COND_AL, data_reg, TCG_REG_R0);
+        tcg_out_mov_reg(s, COND_AL, data_reg2, TCG_REG_R1);
         break;
     }
 
@@ -1421,9 +1383,7 @@ static inline void tcg_out_qemu_st(TCGContext *s, const TCGArg *args, int opc)
      * trash by moving the earlier arguments into them.
      */
     argreg = TCG_REG_R0;
-#ifdef CONFIG_TCG_PASS_AREG0
     argreg = tcg_out_arg_reg32(s, argreg, TCG_AREG0);
-#endif
 #if TARGET_LONG_BITS == 64
     argreg = tcg_out_arg_reg64(s, argreg, addr_reg, addr_reg2);
 #else
@@ -1561,12 +1521,6 @@ static inline void tcg_out_op(TCGContext *s, TCGOpcode opc,
         else
             tcg_out_callr(s, COND_AL, args[0]);
         break;
-    case INDEX_op_jmp:
-        if (const_args[0])
-            tcg_out_goto(s, COND_AL, args[0]);
-        else
-            tcg_out_bx(s, COND_AL, args[0]);
-        break;
     case INDEX_op_br:
         tcg_out_goto_label(s, COND_AL, args[0]);
         break;
@@ -1800,7 +1754,6 @@ static const TCGTargetOpDef arm_op_defs[] = {
     { INDEX_op_exit_tb, { } },
     { INDEX_op_goto_tb, { } },
     { INDEX_op_call, { "ri" } },
-    { INDEX_op_jmp, { "ri" } },
     { INDEX_op_br, { } },
 
     { INDEX_op_mov_i32, { "r", "r" } },