58 lines
1.6 KiB
Go
58 lines
1.6 KiB
Go
/*
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* Copyright (c) 2024 The GoPlus Authors (goplus.org). All rights reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package runtime
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import (
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"unsafe"
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"github.com/goplus/llgo/internal/abi"
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"github.com/goplus/llgo/internal/runtime/c"
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)
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// -----------------------------------------------------------------------------
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// Defer presents defer statements in a function.
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type Defer struct {
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Bits uintptr
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Link *Defer
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Rund int // index of RunDefers
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}
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// -----------------------------------------------------------------------------
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// Zeroinit initializes memory to zero.
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func Zeroinit(p unsafe.Pointer, size uintptr) unsafe.Pointer {
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return c.Memset(p, 0, size)
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}
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// TracePanic prints panic message.
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func TracePanic(v Eface) {
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kind := v._type.Kind()
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switch {
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case kind == abi.String:
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stringTracef(c.Stderr, c.Str("panic: %s\n"), *(*String)(v.data))
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}
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// TODO(xsw): other message type
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}
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func stringTracef(fp c.FilePtr, format *c.Char, s String) {
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cs := c.Alloca(uintptr(s.len) + 1)
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c.Fprintf(fp, format, CStrCopy(cs, s))
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}
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// -----------------------------------------------------------------------------
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