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-rw-r--r--106size.subx17
1 files changed, 17 insertions, 0 deletions
diff --git a/106size.subx b/106size.subx
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+# Size of an array in bytes.
+
+== code
+
+size:  # in: (addr array _) -> result/eax: int
+    # . prologue
+    55/push-ebp
+    89/<- %ebp 4/r32/esp
+    # eax = in
+    8b/-> *(ebp+8) 0/r32/eax
+    #
+    8b/-> *eax 0/r32/eax
+$size:end:
+    # . epilogue
+    89/<- %esp 5/r32/ebp
+    5d/pop-to-ebp
+    c3/return