target/arm: Use tcg_constant in disas_add_sum_imm*

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 20220426163043.100432-12-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

target/arm/translate-a64.c

@@ -4178,13 +4178,12 @@ static void disas_add_sub_imm(DisasContext *s, uint32_t insn)
             tcg_gen_addi_i64(tcg_result, tcg_rn, imm);
         }
     } else {
-        TCGv_i64 tcg_imm = tcg_const_i64(imm);
+        TCGv_i64 tcg_imm = tcg_constant_i64(imm);
         if (sub_op) {
             gen_sub_CC(is_64bit, tcg_result, tcg_rn, tcg_imm);
         } else {
             gen_add_CC(is_64bit, tcg_result, tcg_rn, tcg_imm);
         }
-        tcg_temp_free_i64(tcg_imm);
     }
 
     if (is_64bit) {
@@ -4232,12 +4231,9 @@ static void disas_add_sub_imm_with_tags(DisasContext *s, uint32_t insn)
     tcg_rd = cpu_reg_sp(s, rd);
 
     if (s->ata) {
-        TCGv_i32 offset = tcg_const_i32(imm);
-        TCGv_i32 tag_offset = tcg_const_i32(uimm4);
-
-        gen_helper_addsubg(tcg_rd, cpu_env, tcg_rn, offset, tag_offset);
-        tcg_temp_free_i32(tag_offset);
-        tcg_temp_free_i32(offset);
+        gen_helper_addsubg(tcg_rd, cpu_env, tcg_rn,
+                           tcg_constant_i32(imm),
+                           tcg_constant_i32(uimm4));
     } else {
         tcg_gen_addi_i64(tcg_rd, tcg_rn, imm);
         gen_address_with_allocation_tag0(tcg_rd, tcg_rd);