diff options
Diffstat (limited to 'apps/tile/rpn.mu')
-rw-r--r-- | apps/tile/rpn.mu | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/apps/tile/rpn.mu b/apps/tile/rpn.mu index cf0766b0..3f331639 100644 --- a/apps/tile/rpn.mu +++ b/apps/tile/rpn.mu @@ -48,6 +48,44 @@ fn evaluate functions: (addr handle function), bindings: (addr table), scratch: push-int-to-value-stack out, a break $evaluate:process-word } + { + var is-len?/eax: boolean <- stream-data-equal? curr-stream, "len" + compare is-len?, 0 + break-if-= +#? print-string 0, "is len\n" + var out2/esi: (addr value-stack) <- copy out + var top-addr/ecx: (addr int) <- get out2, top + compare *top-addr, 0 + break-if-<= +#? print-string 0, "stack has stuff\n" + var data-ah/eax: (addr handle array value) <- get out2, data + var data/eax: (addr array value) <- lookup *data-ah + var top/edx: int <- copy *top-addr + top <- decrement + var dest-offset/edx: (offset value) <- compute-offset data, top + var target-val/edx: (addr value) <- index data, dest-offset + var target-type-addr/eax: (addr int) <- get target-val, type +#? print-string 0, "checking type: " +#? { +#? var foo/eax: int <- copy target-type-addr +#? print-int32-hex 0, foo +#? } +#? print-string 0, "\n" + compare *target-type-addr, 1 # string + break-if-!= +#? print-string 0, "is string\n" + var src-ah/eax: (addr handle array byte) <- get target-val, text-data + var src/eax: (addr array byte) <- lookup *src-ah + var result/ebx: int <- length src + var type-addr/eax: (addr int) <- get target-val, type + copy-to *type-addr, 0 # int + var target-string-ah/eax: (addr handle array byte) <- get target-val, text-data + var empty: (handle array byte) + copy-handle empty, target-string-ah + var target/eax: (addr int) <- get target-val, int-data + copy-to *target, result + break $evaluate:process-word + } # if curr-stream defines a binding, save top of stack to bindings { var done?/eax: boolean <- stream-empty? curr-stream |