[flang-commits] [flang] [flang] Add ability to have special allocator for descriptor data (PR #100690)

[Valentin Clement バレンタイン クレメン via flang-commits]

Valentin Clement =?utf-8?b?KOODkOODrOODsw==?=,Valentin Clement
 <clementval at gmail.com>,Valentin Clement =?utf-8?b?KOODkOODrOODsw==?=,
Valentin Clement =?utf-8?b?KOODkOODrOODsw==?=,Valentin Clement
 <clementval at gmail.com>
Message-ID:
In-Reply-To: <llvm.org/llvm/llvm-project/pull/100690 at github.com>


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@@ -155,6 +162,19 @@ typedef struct CFI_cdesc_t {
 #else
   CFI_dim_t dim[]; /* must appear last */
 #endif
+
+#ifdef __cplusplus
+  RT_API_ATTRS inline bool HasAddendum() const {
+    return extra & _CFI_ADDENDUM_FLAG;
+  }
+  RT_API_ATTRS inline void SetHasAddendum() { extra |= _CFI_ADDENDUM_FLAG; }
+  RT_API_ATTRS inline int GetAllocIdx() const {
+    return ((int)extra >> _CFI_ADDENDUM_BITS);
+  }
+  RT_API_ATTRS inline void SetAllocIdx(int pos) {
+    extra |= (pos << _CFI_ADDENDUM_BITS);
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clementval wrote:

Mask added. Let me know if there is anything else. 

https://github.com/llvm/llvm-project/pull/100690