[NUP] A06 Vsevolod Vaskin #1406
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e2e4b6b7
requested changes
Apr 20, 2024
| case expr of | ||
| Var (x) -> [c, lookup(s, x)] | ||
| | Ref (x) -> [c, x] | ||
| | Const (x) -> [c, x] |
Comment on lines
+519
to
+555
| fun pushRegisters(registers) { | ||
| fun pushRegister(code, register) { | ||
| code <+ Push(register) | ||
| } | ||
| foldl(pushRegister, emptyBuffer(), registers) | ||
| } | ||
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||
| fun popRegisters(registers) { | ||
| fun popRegister(code, register) { | ||
| code <+ Pop(register) | ||
| } | ||
| foldl(popRegister, emptyBuffer(), registers) | ||
| } | ||
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| fun pushArguments([env, code], nArgs) { | ||
| case nArgs of | ||
| 0 -> [env, code] | ||
| | nArgs -> case pop(env) of | ||
| [argument, env] -> pushArguments([env, code <+ Push(argument)], nArgs - 1) | ||
| esac | ||
| esac | ||
| } | ||
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| case pushArguments([env, emptyBuffer()], nArgs) of | ||
| [env, pushedArguments] -> | ||
| case allocate(env) of | ||
| [res, env] -> | ||
| [env, code | ||
| <+> pushRegisters(registers) | ||
| <+> pushedArguments | ||
| <+ Call(fLabel) | ||
| <+ Binop("+", L(wordSize * nArgs), esp) | ||
| <+> popRegisters(reverse(registers)) | ||
| <+> move(eax, res) | ||
| ] | ||
| esac | ||
| esac |
…ers-supplementary into A06-scopes-functions
…rs-supplementary into A06-scopes-functions
|
ping |
|
Fixed |
e2e4b6b7
approved these changes
May 25, 2024
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