From 39269cc68a32f6e1a7524b00da36a1fe4cc7fb8b Mon Sep 17 00:00:00 2001
From: Eugen Wissner <belka@caraus.de>
Date: Fri, 21 Aug 2026 00:05:03 +0200
Subject: Implement Single and Double floats

---
 boot/symbol.cc | 39 ++++++++++++++++++++++++++++++---------
 1 file changed, 30 insertions(+), 9 deletions(-)

(limited to 'boot/symbol.cc')

diff --git a/boot/symbol.cc b/boot/symbol.cc
index 05eea31..fdf6a65 100644
--- a/boot/symbol.cc
+++ b/boot/symbol.cc
@@ -326,8 +326,10 @@ namespace elna::boot
 
         const type pointer = type(std::make_shared<primitive_type>("Pointer", target.pointer_properties));
         result->enter("Pointer", std::make_shared<type_info>(pointer));
-        result->enter("Float",
-                std::make_shared<type_info>(type(std::make_shared<primitive_type>("Float", target.float_properties))));
+        result->enter("Single",
+                std::make_shared<type_info>(type(std::make_shared<primitive_type>("Single", target.single_properties))));
+        result->enter("Double",
+                std::make_shared<type_info>(type(std::make_shared<primitive_type>("Double", target.double_properties))));
 
         const type boolean = type(std::make_shared<primitive_type>("Bool", target.bool_properties));
         result->enter("Bool", std::make_shared<type_info>(boolean));
@@ -462,22 +464,41 @@ namespace elna::boot
         return false;
     }
 
-    bool is_numeric_type(const type& checked)
+    bool is_integer_type(const type& checked)
     {
-        return is_integral_type(checked)
-            || is_primitive_type(checked, "Float");
+        if (auto primitive_checked = checked.get<primitive_type>())
+        {
+            return primitive_checked->identifier.starts_with("Int");
+        }
+        return false;
     }
 
-    bool is_integral_type(const type& checked)
+    bool is_word_type(const type& checked)
     {
         if (auto primitive_checked = checked.get<primitive_type>())
         {
-            return primitive_checked->identifier.starts_with("Int")
-                || primitive_checked->identifier.starts_with("Word");
+            return primitive_checked->identifier.starts_with("Word");
         }
         return false;
     }
 
+    bool is_float_type(const type& checked)
+    {
+        return is_primitive_type(checked, "Single")
+            || is_primitive_type(checked, "Double");
+    }
+
+    bool is_numeric_type(const type& checked)
+    {
+        return is_integral_type(checked)
+            || is_float_type(checked);
+    }
+
+    bool is_integral_type(const type& checked)
+    {
+        return is_integer_type(checked) || is_word_type(checked);
+    }
+
     bool is_discrete_type(const type& checked)
     {
         return is_integral_type(checked)
@@ -495,7 +516,7 @@ namespace elna::boot
     bool is_scalar_type(const type& checked)
     {
         return is_discrete_type(checked)
-            || is_primitive_type(checked, "Float")
+            || is_float_type(checked)
             || is_any_pointer_type(checked)
             || checked.get<enumeration_type>() != nullptr;
     }
-- 
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