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authorJean Boussier <[email protected]>2025-06-07 13:50:15 +0200
committerJean Boussier <[email protected]>2025-06-07 18:30:44 +0200
commit1c96aed6eea39a06a4b790ddc7a31a0b35a9330e (patch)
tree6adeb0e18bfd2615aded00fd87455a29c75b3c13
parent2de67d424fa94722099d1b28c803a6cd49364607 (diff)
Remove EMBEDDED shape_id flags
Notes
Notes: Merged: https://github.com/ruby/ruby/pull/13556
-rw-r--r--shape.h8
1 files changed, 3 insertions, 5 deletions
diff --git a/shape.h b/shape.h
index b3e4927f57..e4af903af3 100644
--- a/shape.h
+++ b/shape.h
@@ -16,7 +16,6 @@ STATIC_ASSERT(shape_id_num_bits, SHAPE_ID_NUM_BITS == sizeof(shape_id_t) * CHAR_
#define SHAPE_ID_FL_FROZEN (SHAPE_FL_FROZEN << SHAPE_ID_OFFSET_NUM_BITS)
#define SHAPE_ID_FL_HAS_OBJECT_ID (SHAPE_FL_HAS_OBJECT_ID << SHAPE_ID_OFFSET_NUM_BITS)
#define SHAPE_ID_FL_TOO_COMPLEX (SHAPE_FL_TOO_COMPLEX << SHAPE_ID_OFFSET_NUM_BITS)
-#define SHAPE_ID_FL_EMBEDDED (SHAPE_FL_EMBEDDED << SHAPE_ID_OFFSET_NUM_BITS)
#define SHAPE_ID_FL_NON_CANONICAL_MASK (SHAPE_FL_NON_CANONICAL_MASK << SHAPE_ID_OFFSET_NUM_BITS)
#define SHAPE_ID_HEAP_INDEX_BITS 3
@@ -24,10 +23,10 @@ STATIC_ASSERT(shape_id_num_bits, SHAPE_ID_NUM_BITS == sizeof(shape_id_t) * CHAR_
#define SHAPE_ID_HEAP_INDEX_MAX ((1 << SHAPE_ID_HEAP_INDEX_BITS) - 1)
#define SHAPE_ID_HEAP_INDEX_MASK (SHAPE_ID_HEAP_INDEX_MAX << SHAPE_ID_HEAP_INDEX_OFFSET)
-// The interpreter doesn't care about embeded or frozen status when reading ivars.
+// The interpreter doesn't care about frozen status or slot size when reading ivars.
// So we normalize shape_id by clearing these bits to improve cache hits.
// JITs however might care about it.
-#define SHAPE_ID_READ_ONLY_MASK (~(SHAPE_ID_FL_FROZEN | SHAPE_ID_FL_EMBEDDED | SHAPE_ID_HEAP_INDEX_MASK))
+#define SHAPE_ID_READ_ONLY_MASK (~(SHAPE_ID_FL_FROZEN | SHAPE_ID_HEAP_INDEX_MASK))
typedef uint32_t redblack_id_t;
@@ -82,7 +81,6 @@ enum shape_flags {
SHAPE_FL_FROZEN = 1 << 0,
SHAPE_FL_HAS_OBJECT_ID = 1 << 1,
SHAPE_FL_TOO_COMPLEX = 1 << 2,
- SHAPE_FL_EMBEDDED = 1 << 3,
SHAPE_FL_NON_CANONICAL_MASK = SHAPE_FL_FROZEN | SHAPE_FL_HAS_OBJECT_ID,
};
@@ -212,7 +210,7 @@ rb_shape_root(size_t heap_id)
shape_id_t heap_index = (shape_id_t)heap_id;
shape_id_t shape_id = (heap_index + FIRST_T_OBJECT_SHAPE_ID);
- return shape_id | ((heap_index + 1) << SHAPE_ID_HEAP_INDEX_OFFSET) | SHAPE_ID_FL_EMBEDDED;
+ return shape_id | ((heap_index + 1) << SHAPE_ID_HEAP_INDEX_OFFSET);
}
static inline bool