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This commit is contained in:
Kartik K. Agaram 2021-06-11 11:16:26 -07:00
parent 3e32a1b808
commit f6808302e5
1 changed files with 34 additions and 13 deletions
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47
shell/global.mu
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@ -8,6 +8,7 @@ type global {
name: (handle array byte)
input: (handle gap-buffer)
value: (handle cell)
trace: (handle trace)
}
fn initialize-globals _self: (addr global-table) {
@ -261,6 +262,10 @@ fn create-empty-global _self: (addr global-table), name-stream: (addr stream byt
allocate curr-input-ah
var curr-input/eax: (addr gap-buffer) <- lookup *curr-input-ah
initialize-gap-buffer curr-input, capacity
var trace-ah/eax: (addr handle trace) <- get curr, trace
allocate trace-ah
var trace/eax: (addr trace) <- lookup *trace-ah
initialize-trace trace, 1/only-errors, 0x10/capacity, 0/visible
}
fn refresh-cursor-definition _self: (addr global-table) {
@ -273,18 +278,30 @@ fn refresh-definition _self: (addr global-table), _index: int {
var self/esi: (addr global-table) <- copy _self
var data-ah/eax: (addr handle array global) <- get self, data
var data/eax: (addr array global) <- lookup *data-ah
var index/ecx: int <- copy _index
var offset/ecx: (offset global) <- compute-offset data, index
var curr-global/ecx: (addr global) <- index data, offset
var index/ebx: int <- copy _index
var offset/ebx: (offset global) <- compute-offset data, index
var curr-global/ebx: (addr global) <- index data, offset
var curr-input-ah/eax: (addr handle gap-buffer) <- get curr-global, input
var curr-input/eax: (addr gap-buffer) <- lookup *curr-input-ah
var _curr-input/eax: (addr gap-buffer) <- lookup *curr-input-ah
var curr-input/edx: (addr gap-buffer) <- copy _curr-input
var curr-trace-ah/eax: (addr handle trace) <- get curr-global, trace
var curr-trace/eax: (addr trace) <- lookup *curr-trace-ah
var read-result-h: (handle cell)
var read-result-ah/edx: (addr handle cell) <- address read-result-h
var trace-storage: trace
var trace/ebx: (addr trace) <- address trace-storage
initialize-trace trace, 1/only-errors, 0x10/capacity, 0/visible
read-cell curr-input, read-result-ah, trace
macroexpand read-result-ah, self, trace
var read-result-ah/ecx: (addr handle cell) <- address read-result-h
read-cell curr-input, read-result-ah, curr-trace
{
var error?/eax: boolean <- has-errors? curr-trace
compare error?, 0/false
break-if-=
return
}
macroexpand read-result-ah, self, curr-trace
{
var error?/eax: boolean <- has-errors? curr-trace
compare error?, 0/false
break-if-=
return
}
var nil-h: (handle cell)
{
var nil-ah/eax: (addr handle cell) <- address nil-h
@ -292,16 +309,16 @@ fn refresh-definition _self: (addr global-table), _index: int {
}
var curr-value-ah/edi: (addr handle cell) <- get curr-global, value
debug-print "GL", 4/fg, 0/bg
evaluate read-result-ah, curr-value-ah, nil-h, self, trace, 0/no-screen-cell, 0/no-keyboard-cell, 0/definitions-created, 1/call-number
evaluate read-result-ah, curr-value-ah, nil-h, self, curr-trace, 0/no-screen-cell, 0/no-keyboard-cell, 0/definitions-created, 1/call-number
debug-print "GZ", 4/fg, 0/bg
{
var error?/eax: boolean <- has-errors? trace
var error?/eax: boolean <- has-errors? curr-trace
compare error?, 0/false
break-if-=
return
}
# update definition name if necessary
var curr-global-name-ah/ecx: (addr handle array byte) <- get curr-global, name
var curr-global-name-ah/edx: (addr handle array byte) <- get curr-global, name
var _curr-global-name/eax: (addr array byte) <- lookup *curr-global-name-ah
var curr-global-name/ebx: (addr array byte) <- copy _curr-global-name
var read-result/eax: (addr cell) <- lookup *read-result-ah
@ -354,6 +371,10 @@ fn assign-or-create-global _self: (addr global-table), name: (addr array byte),
copy-handle value, curr-value-ah
var index-updated/edi: (addr int) <- copy index-updated
copy-to *index-updated, curr-index
var trace-ah/eax: (addr handle trace) <- get curr, trace
allocate trace-ah
var trace/eax: (addr trace) <- lookup *trace-ah
initialize-trace trace, 1/only-errors, 0x10/capacity, 0/visible
}
fn lookup-symbol-in-globals _sym: (addr cell), out: (addr handle cell), _globals: (addr global-table), trace: (addr trace), screen-cell: (addr handle cell), keyboard-cell: (addr handle cell) {