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feat: support source pointers and references

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Valdemar Høgsvig Lorenzen
2026-10-26 10:37:08 +01:00
parent 9966a1f523
commit 676f3666b4
17 changed files with 981 additions and 78 deletions
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source/llvm/instructions.hon
+21
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@@ -168,6 +168,27 @@ emit_instruction proc(state @mut State, block @ir.Block, instruction ir.Instruct
try io.print(" %r{} = insertvalue %address poison, ptr %r{}, 0\n", output, {address, pointer})
try io.print(" %r{} = insertvalue %address %r{}, ptr null, 1\n", output, {result, address})
}
.pointer_from_address: {
address :: try load(state, instruction.left)
flag :: fresh(state)
position :: location(state.line_starts, instruction.span)
try io.print(" %r{} = extractvalue %address %r{}, 1\n", output, {flag, address})
try io.print(" call void @check_init(ptr %r{}, i1 true, i64 {}, i64 {}, i64 {})\n", output, {flag, usize(instruction.span.source), position.line, position.column})
try io.print(" %r{} = extractvalue %address %r{}, 0\n", output, {result, address})
}
.pointer_address: {
pointer :: try load(state, instruction.left)
address :: fresh(state)
try io.print(" %r{} = insertvalue %address poison, ptr %r{}, 0\n", output, {address, pointer})
try io.print(" %r{} = insertvalue %address %r{}, ptr null, 1\n", output, {result, address})
}
.pointer_offset: {
pointer :: try load(state, instruction.left)
index :: try load(state, instruction.right)
try io.print(" %r{} = getelementptr ", output, {result})
try write_type(output, state.module, Type{ kind = instruction.pointee, shape = instruction.array_type })
try io.print(", ptr %r{}, i64 %r{}\n", output, {pointer, index})
}
.load_address, .store_address: {
address :: try load(state, instruction.left)
pointer :: fresh(state)