Define ALIGN
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26
wipforth.wat
26
wipforth.wat
@@ -1794,6 +1794,32 @@
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;; => 0x20 bytes
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;; : ALIGN
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;; DUP 3 AND 0BRANCH [32]
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;; 0 OVER C! 1+ BRANCH [-48]
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;; ;
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(data (i32.const 0x0c50)
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"\30\0c\00\00"
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"\05ALIGN\00\00"
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"\00\00\00\00"
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"\08\02\00\00" ;; DUP
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"\18\04\00\00" ;; LIT
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"\03\00\00\00" ;; 3
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"\8c\03\00\00" ;; AND
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"\b4\04\00\00" ;; 0BRANCH
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"\20\00\00\00" ;; 32
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"\18\04\00\00" ;; LIT
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"\00\00\00\00" ;; 0
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"\54\02\00\00" ;; OVER
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"\f0\03\00\00" ;; C!
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"\90\02\00\00" ;; 1+
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"\a4\04\00\00" ;; BRANCH
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"\d0\ff\ff\ff" ;; -48
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"\0c\04\00\00") ;; EXIT
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;; => 0x48 bytes
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;; The trampoline is a workaround for WebAssembly's lack of indirect
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;; jumps and code addresses. Instead of jumping into the next
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;; codeword, NEXT sets the $fn global to the function index of the
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