@@ -1547,16 +1547,26 @@ static inline void tcg_out_op(TCGContext *s, int opc,
break;
case INDEX_op_ext8s_i32:
+#ifdef __ARM_ARCH_7A__
+ /* sxtb */
+ tcg_out32(s, 0xe6af0070 | (args[0] << 12) | args[1]);
+#else
tcg_out_dat_reg(s, COND_AL, ARITH_MOV,
args[0], 0, args[1], SHIFT_IMM_LSL(24));
tcg_out_dat_reg(s, COND_AL, ARITH_MOV,
args[0], 0, args[0], SHIFT_IMM_ASR(24));
+#endif
break;
case INDEX_op_ext16s_i32:
+#ifdef __ARM_ARCH_7A__
+ /* sxth */
+ tcg_out32(s, 0xe6bf0070 | (args[0] << 12) | args[1]);
+#else
tcg_out_dat_reg(s, COND_AL, ARITH_MOV,
args[0], 0, args[1], SHIFT_IMM_LSL(16));
tcg_out_dat_reg(s, COND_AL, ARITH_MOV,
args[0], 0, args[0], SHIFT_IMM_ASR(16));
+#endif
break;
default:
Hello, this patch uses sxtb for ext8s_i32 and sxth for ext16s_i32 in ARM back-end. Laurent Signed-off-by: Laurent Desnogues <laurent.desnogues@gmail.com>