Simplify reg_read/reg_write, obtaining a perf boost.

Single reg_read/reg_write is now about 25% faster.

symbols.sh

@@ -5,6 +5,9 @@ SOURCE_DIR=$(dirname ${CMD_PATH})
 
 COMMON_SYMBOLS="
 unicorn_fill_tlb \
+reg_read \
+reg_write \
+uc_init \
 uc_add_inline_hook \
 uc_del_inline_hook \
 tb_invalidate_phys_range \
@@ -1882,9 +1885,6 @@ x86_cpu_xsave_all_areas \
 x86_cpu_xrstor_all_areas \
 cpu_get_fp80 \
 cpu_set_fp80 \
-x86_reg_reset \
-x86_reg_read \
-x86_reg_write \
 "
 
 arm_SYMBOLS="
@@ -2580,9 +2580,6 @@ helper_frint64_s \
 helper_frint32_d \
 helper_frint64_d \
 helper_check_hcr_el2_trap \
-arm_reg_reset \
-arm_reg_read \
-arm_reg_write \
 mla_op \
 mls_op \
 sshl_op \
@@ -4280,9 +4277,6 @@ helper_frint64_s \
 helper_frint32_d \
 helper_frint64_d \
 helper_check_hcr_el2_trap \
-arm64_reg_reset \
-arm64_reg_read \
-arm64_reg_write \
 mla_op \
 mls_op \
 sshl_op \
@@ -4385,9 +4379,6 @@ gen_intermediate_code \
 riscv_translate_init \
 restore_state_to_opc \
 cpu_riscv_init \
-riscv_reg_reset \
-riscv_reg_read \
-riscv_reg_write \
 helper_fcvt_l_s \
 helper_fcvt_lu_s \
 helper_fcvt_s_l \
@@ -5511,9 +5502,6 @@ mips_tcg_init \
 cpu_mips_realize_env \
 cpu_state_reset \
 restore_state_to_opc \
-mips_reg_reset \
-mips_reg_read \
-mips_reg_write \
 ieee_rm \
 mips_defs \
 mips_defs_number \
@@ -5665,9 +5653,6 @@ helper_wrpstate \
 helper_wrpil \
 helper_done \
 helper_retry \
-sparc_reg_reset \
-sparc_reg_read \
-sparc_reg_write \
 "
 
 sparc64_SYMBOLS=${sparc_SYMBOLS}
@@ -5828,17 +5813,11 @@ m68k_tcg_init \
 register_m68k_insns \
 gen_intermediate_code \
 restore_state_to_opc \
-m68k_reg_reset \
-m68k_reg_read \
-m68k_reg_write \
 "
 
 ppc_SYMBOLS="
 ppc_cpu_unrealize \
 ppc_cpu_instance_finalize \
-ppc_reg_reset \
-ppc_reg_read \
-ppc_reg_write \
 ppc_cpu_do_interrupt \
 ppc_cpu_do_system_reset \
 ppc_cpu_do_fwnmi_machine_check \