diff options
Diffstat (limited to 'shell')
| -rw-r--r-- | shell/evaluate.mu | 54 | ||||
| -rw-r--r-- | shell/main.mu | 2 | ||||
| -rw-r--r-- | shell/sandbox.mu | 2 |
3 files changed, 41 insertions, 17 deletions
diff --git a/shell/evaluate.mu b/shell/evaluate.mu index 657d35f6..662c9448 100644 --- a/shell/evaluate.mu +++ b/shell/evaluate.mu @@ -1,7 +1,8 @@ # env is an alist of ((sym . val) (sym . val) ...) # we never modify `in` or `env` # ignore 'screen-cell' on a first reading; it's a hack for sandboxes -fn evaluate _in: (addr handle cell), out: (addr handle cell), env-h: (handle cell), globals: (addr global-table), trace: (addr trace), screen-cell: (addr handle cell), keyboard-cell: (addr handle cell) { +# 'call-number' is just for showing intermediate progress; this is a _slow_ interpreter +fn evaluate _in: (addr handle cell), out: (addr handle cell), env-h: (handle cell), globals: (addr global-table), trace: (addr trace), screen-cell: (addr handle cell), keyboard-cell: (addr handle cell), call-number: int { # stack overflow? # disable when enabling Really-debug-print check-stack show-stack-state @@ -15,6 +16,24 @@ fn evaluate _in: (addr handle cell), out: (addr handle cell), env-h: (handle cel return } var in/esi: (addr handle cell) <- copy _in + # show intermediate progress on screen if necessary + { + compare screen-cell, 0 + break-if-= + var tmp/eax: int <- copy call-number + tmp <- and 0x3f # every 64 calls to evaluate + compare tmp, 0 + break-if-!= + var screen-cell/eax: (addr handle cell) <- copy screen-cell + var screen-cell-addr/eax: (addr cell) <- lookup *screen-cell + compare screen-cell-addr, 0 + break-if-= + var screen-obj-ah/eax: (addr handle screen) <- get screen-cell-addr, screen-data + var screen-obj/eax: (addr screen) <- lookup *screen-obj-ah + compare screen-obj, 0 + break-if-= + var y/ecx: int <- render-screen 0/screen, screen-obj, 0x70/xmin, 2/ymin + } #? dump-cell in #? { #? var foo/eax: byte <- read-key 0/keyboard @@ -159,7 +178,8 @@ fn evaluate _in: (addr handle cell), out: (addr handle cell), env-h: (handle cel rest <- lookup *rest-ah var second-arg-ah/edx: (addr handle cell) <- get rest, left debug-print "P", 4/fg, 0/bg - evaluate second-arg-ah, out, env-h, globals, trace, screen-cell, keyboard-cell + increment call-number + evaluate second-arg-ah, out, env-h, globals, trace, screen-cell, keyboard-cell, call-number debug-print "Q", 4/fg, 0/bg trace-text trace, "eval", "saving global binding" var first-arg/eax: (addr cell) <- lookup *first-arg-ah @@ -198,7 +218,8 @@ fn evaluate _in: (addr handle cell), out: (addr handle cell), env-h: (handle cel var guard-h: (handle cell) var guard-ah/esi: (addr handle cell) <- address guard-h debug-print "R", 4/fg, 0/bg - evaluate first-arg-ah, guard-ah, env-h, globals, trace, screen-cell, keyboard-cell + increment call-number + evaluate first-arg-ah, guard-ah, env-h, globals, trace, screen-cell, keyboard-cell, call-number debug-print "S", 4/fg, 0/bg rest-ah <- get rest, right rest <- lookup *rest-ah @@ -215,7 +236,8 @@ fn evaluate _in: (addr handle cell), out: (addr handle cell), env-h: (handle cel branch-ah <- get rest, left } debug-print "T", 4/fg, 0/bg - evaluate branch-ah, out, env-h, globals, trace, screen-cell, keyboard-cell + increment call-number + evaluate branch-ah, out, env-h, globals, trace, screen-cell, keyboard-cell, call-number debug-print "U", 4/fg, 0/bg trace-higher trace return @@ -237,7 +259,8 @@ fn evaluate _in: (addr handle cell), out: (addr handle cell), env-h: (handle cel var left-out-ah/edi: (addr handle cell) <- get curr-out, left var left-ah/esi: (addr handle cell) <- get curr, left debug-print "A", 4/fg, 0/bg - evaluate left-ah, left-out-ah, env-h, globals, trace, screen-cell, keyboard-cell + increment call-number + evaluate left-ah, left-out-ah, env-h, globals, trace, screen-cell, keyboard-cell, call-number debug-print "B", 4/fg, 0/bg # curr-out-ah <- get curr-out, right @@ -251,7 +274,7 @@ fn evaluate _in: (addr handle cell), out: (addr handle cell), env-h: (handle cel var function-ah/ecx: (addr handle cell) <- get evaluated-list, left var args-ah/edx: (addr handle cell) <- get evaluated-list, right debug-print "C", 4/fg, 0/bg - apply function-ah, args-ah, out, globals, trace, screen-cell, keyboard-cell + apply function-ah, args-ah, out, globals, trace, screen-cell, keyboard-cell, call-number debug-print "Y", 4/fg, 0/bg trace-higher trace # trace "=> " out {{{ @@ -268,7 +291,7 @@ fn evaluate _in: (addr handle cell), out: (addr handle cell), env-h: (handle cel debug-print "Z", 4/fg, 0/bg } -fn apply _f-ah: (addr handle cell), args-ah: (addr handle cell), out: (addr handle cell), globals: (addr global-table), trace: (addr trace), screen-cell: (addr handle cell), keyboard-cell: (addr handle cell) { +fn apply _f-ah: (addr handle cell), args-ah: (addr handle cell), out: (addr handle cell), globals: (addr global-table), trace: (addr trace), screen-cell: (addr handle cell), keyboard-cell: (addr handle cell), call-number: int { var f-ah/eax: (addr handle cell) <- copy _f-ah var _f/eax: (addr cell) <- lookup *f-ah var f/esi: (addr cell) <- copy _f @@ -313,7 +336,7 @@ fn apply _f-ah: (addr handle cell), args-ah: (addr handle cell), out: (addr hand var params-ah/ecx: (addr handle cell) <- get rest, left var body-ah/eax: (addr handle cell) <- get rest, right debug-print "D", 7/fg, 0/bg - apply-function params-ah, args-ah, body-ah, out, *callee-env-ah, globals, trace, screen-cell, keyboard-cell + apply-function params-ah, args-ah, body-ah, out, *callee-env-ah, globals, trace, screen-cell, keyboard-cell, call-number debug-print "Y", 7/fg, 0/bg trace-higher trace return @@ -321,7 +344,7 @@ fn apply _f-ah: (addr handle cell), args-ah: (addr handle cell), out: (addr hand error trace, "unknown function" } -fn apply-function params-ah: (addr handle cell), args-ah: (addr handle cell), _body-ah: (addr handle cell), out: (addr handle cell), env-h: (handle cell), globals: (addr global-table), trace: (addr trace), screen-cell: (addr handle cell), keyboard-cell: (addr handle cell) { +fn apply-function params-ah: (addr handle cell), args-ah: (addr handle cell), _body-ah: (addr handle cell), out: (addr handle cell), env-h: (handle cell), globals: (addr global-table), trace: (addr trace), screen-cell: (addr handle cell), keyboard-cell: (addr handle cell), call-number: int { # push bindings for params to env var new-env-storage: (handle cell) var new-env-ah/esi: (addr handle cell) <- address new-env-storage @@ -340,7 +363,8 @@ fn apply-function params-ah: (addr handle cell), args-ah: (addr handle cell), _b { var curr-ah/eax: (addr handle cell) <- get body, left debug-print "E", 7/fg, 0/bg - evaluate curr-ah, out, *new-env-ah, globals, trace, screen-cell, keyboard-cell + increment call-number + evaluate curr-ah, out, *new-env-ah, globals, trace, screen-cell, keyboard-cell, call-number debug-print "X", 7/fg, 0/bg } # @@ -827,7 +851,7 @@ fn test-evaluate-is-well-behaved { var tmp-storage: (handle cell) var tmp-ah/edx: (addr handle cell) <- address tmp-storage new-symbol tmp-ah, "a" - evaluate tmp-ah, tmp-ah, *env-ah, 0/no-globals, t, 0/no-screen, 0/no-keyboard + evaluate tmp-ah, tmp-ah, *env-ah, 0/no-globals, t, 0/no-screen, 0/no-keyboard, 0/call-number # doesn't die check-trace-contains t, "error", "unbound symbol: a", "F - test-evaluate-is-well-behaved" } @@ -841,7 +865,7 @@ fn test-evaluate-number { var tmp-storage: (handle cell) var tmp-ah/edx: (addr handle cell) <- address tmp-storage new-integer tmp-ah, 3 - evaluate tmp-ah, tmp-ah, *env-ah, 0/no-globals, 0/no-trace, 0/no-screen, 0/no-keyboard + evaluate tmp-ah, tmp-ah, *env-ah, 0/no-globals, 0/no-trace, 0/no-screen, 0/no-keyboard, 0/call-number # var result/eax: (addr cell) <- lookup *tmp-ah var result-type/edx: (addr int) <- get result, type @@ -871,7 +895,7 @@ fn test-evaluate-symbol { var tmp-storage: (handle cell) var tmp-ah/edx: (addr handle cell) <- address tmp-storage new-symbol tmp-ah, "a" - evaluate tmp-ah, tmp-ah, *env-ah, 0/no-globals, 0/no-trace, 0/no-screen, 0/no-keyboard + evaluate tmp-ah, tmp-ah, *env-ah, 0/no-globals, 0/no-trace, 0/no-screen, 0/no-keyboard, 0/call-number var result/eax: (addr cell) <- lookup *tmp-ah var result-type/edx: (addr int) <- get result, type check-ints-equal *result-type, 1/number, "F - test-evaluate-symbol/0" @@ -893,7 +917,7 @@ fn test-evaluate-primitive-function { # eval +, nil env var tmp-storage: (handle cell) var tmp-ah/esi: (addr handle cell) <- address tmp-storage - evaluate add-ah, tmp-ah, *nil-ah, globals, 0/no-trace, 0/no-screen, 0/no-keyboard + evaluate add-ah, tmp-ah, *nil-ah, globals, 0/no-trace, 0/no-screen, 0/no-keyboard, 0/call-number # var result/eax: (addr cell) <- lookup *tmp-ah var result-type/edx: (addr int) <- get result, type @@ -928,7 +952,7 @@ fn test-evaluate-primitive-function-call { var globals/edx: (addr global-table) <- address globals-storage initialize-globals globals # - evaluate tmp-ah, tmp-ah, *nil-ah, globals, t, 0/no-screen, 0/no-keyboard + evaluate tmp-ah, tmp-ah, *nil-ah, globals, t, 0/no-screen, 0/no-keyboard, 0/call-number #? dump-trace t # var result/eax: (addr cell) <- lookup *tmp-ah diff --git a/shell/main.mu b/shell/main.mu index 717ab1d0..1d0f0c43 100644 --- a/shell/main.mu +++ b/shell/main.mu @@ -53,7 +53,7 @@ fn main screen: (addr screen), keyboard: (addr keyboard), data-disk: (addr disk) # run var out: (handle cell) var out-ah/ecx: (addr handle cell) <- address out - evaluate tmp, out-ah, nil, globals, 0/trace, 0/no-fake-screen, 0/no-fake-keyboard + evaluate tmp, out-ah, nil, globals, 0/trace, 0/no-fake-screen, 0/no-fake-keyboard, 0/call-number { var tmp/eax: byte <- read-key keyboard compare tmp, 0 diff --git a/shell/sandbox.mu b/shell/sandbox.mu index cc48fedf..2045fb81 100644 --- a/shell/sandbox.mu +++ b/shell/sandbox.mu @@ -682,7 +682,7 @@ fn run in: (addr gap-buffer), out: (addr stream byte), globals: (addr global-tab var eval-result-storage: (handle cell) var eval-result/edi: (addr handle cell) <- address eval-result-storage debug-print "^", 4/fg, 0/bg - evaluate read-result, eval-result, *nil-ah, globals, trace, screen-cell, keyboard-cell + evaluate read-result, eval-result, *nil-ah, globals, trace, screen-cell, keyboard-cell, 1/call-number debug-print "$", 4/fg, 0/bg var error?/eax: boolean <- has-errors? trace { |