removes C++17 dependency from asmjit backend

gen_input/templates/asmjit/CORENAME.cpp.gtl

@@ -104,7 +104,7 @@ protected:
     void gen_instr_prologue(jit_holder& jh);
     void gen_instr_epilogue(jit_holder& jh);
     inline void gen_raise(jit_holder& jh, uint16_t trap_id, uint16_t cause);
-    template <typename T, typename = std::enable_if_t<std::is_integral_v<T>>> void gen_set_tval(jit_holder& jh, T new_tval) ;
+    template <typename T, typename = typename std::enable_if<std::is_integral<T>::value>::type> void gen_set_tval(jit_holder& jh, T new_tval) ;
     void gen_set_tval(jit_holder& jh, x86_reg_t _new_tval) ;
 
     template<unsigned W, typename U, typename S = typename std::make_signed<U>::type>
@@ -310,8 +310,8 @@ void vm_impl<ARCH>::gen_set_tval(jit_holder& jh, T new_tval) {
     }
 template <typename ARCH>
 void vm_impl<ARCH>::gen_set_tval(jit_holder& jh, x86_reg_t _new_tval) {
-    if(std::holds_alternative<x86::Gp>(_new_tval)) {
+    if(nonstd::holds_alternative<x86::Gp>(_new_tval)) {
-        x86::Gp new_tval = std::get<x86::Gp>(_new_tval);
+        x86::Gp new_tval = nonstd::get<x86::Gp>(_new_tval);
         if(new_tval.size() < 8)
             new_tval = gen_ext_Gp(jh.cc, new_tval, 64, false);
         mov(jh.cc, jh.globals[TVAL], new_tval);

src/iss/arch/tgc5c.cpp

@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (C) 2017 - 2020 MINRES Technologies GmbH
+ * Copyright (C) 2024 MINRES Technologies GmbH
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without

src/iss/arch/tgc5c.h

@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (C) 2017 - 2021 MINRES Technologies GmbH
+ * Copyright (C) 2024 MINRES Technologies GmbH
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without

src/vm/asmjit/vm_tgc5c.cpp

@@ -104,7 +104,7 @@ protected:
     void gen_instr_prologue(jit_holder& jh);
     void gen_instr_epilogue(jit_holder& jh);
     inline void gen_raise(jit_holder& jh, uint16_t trap_id, uint16_t cause);
-    template <typename T, typename = std::enable_if_t<std::is_integral_v<T>>> void gen_set_tval(jit_holder& jh, T new_tval) ;
+    template <typename T, typename = typename std::enable_if<std::is_integral<T>::value>::type> void gen_set_tval(jit_holder& jh, T new_tval) ;
     void gen_set_tval(jit_holder& jh, x86_reg_t _new_tval) ;
 
     template<unsigned W, typename U, typename S = typename std::make_signed<U>::type>
@@ -4850,8 +4850,8 @@ void vm_impl<ARCH>::gen_set_tval(jit_holder& jh, T new_tval) {
     }
 template <typename ARCH>
 void vm_impl<ARCH>::gen_set_tval(jit_holder& jh, x86_reg_t _new_tval) {
-    if(std::holds_alternative<x86::Gp>(_new_tval)) {
+    if(nonstd::holds_alternative<x86::Gp>(_new_tval)) {
-        x86::Gp new_tval = std::get<x86::Gp>(_new_tval);
+        x86::Gp new_tval = nonstd::get<x86::Gp>(_new_tval);
         if(new_tval.size() < 8)
             new_tval = gen_ext_Gp(jh.cc, new_tval, 64, false);
         mov(jh.cc, jh.globals[TVAL], new_tval);
@@ -4900,4 +4900,4 @@ volatile std::array<bool, 2> dummy = {
 };
 }
 }
-// clang-format on
+// clang-format on

src/vm/interp/vm_tgc5c.cpp

@@ -96,7 +96,8 @@ protected:
     using compile_ret_t = virt_addr_t;
     using compile_func = compile_ret_t (this_class::*)(virt_addr_t &pc, code_word_t instr);
 
-    inline const char *name(size_t index){return index<traits::reg_aliases.size()?traits::reg_aliases[index]:"illegal";}
+    inline const char *name(size_t index){return traits::reg_aliases.at(index);}
+
 
     virt_addr_t execute_inst(finish_cond_e cond, virt_addr_t start, uint64_t icount_limit) override;