35 lines
1 KiB
Go
35 lines
1 KiB
Go
package core
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import (
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"git.akyoto.dev/cli/q/src/build/asm"
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"git.akyoto.dev/cli/q/src/build/errors"
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"git.akyoto.dev/cli/q/src/build/expression"
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"git.akyoto.dev/cli/q/src/build/sizeof"
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"git.akyoto.dev/cli/q/src/build/types"
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)
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// ExpressionToMemory puts the result of an expression into the specified memory address.
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func (f *Function) ExpressionToMemory(node *expression.Expression, memory asm.Memory) (types.Type, error) {
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if node.IsLeaf() && node.Token.IsNumeric() {
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number, err := f.Number(node.Token)
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if err != nil {
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return types.Invalid, err
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}
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size := byte(sizeof.Signed(int64(number)))
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if size != memory.Length {
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return types.Invalid, errors.New(&errors.NumberExceedsBounds{Number: number, ExpectedSize: memory.Length, Size: size}, f.File, node.Token.Position)
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}
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f.MemoryNumber(asm.STORE, memory, number)
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return types.Int, nil
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}
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tmp := f.NewRegister()
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defer f.FreeRegister(tmp)
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typ, err := f.ExpressionToRegister(node, tmp)
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f.MemoryRegister(asm.STORE, memory, tmp)
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return typ, err
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}
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