File size: 1,406 Bytes
e36aeda | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 | // asmcheck
// Copyright 2018 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// These tests check that allocating a 0-size object does not
// introduce a call to runtime.newobject.
package codegen
func zeroAllocNew1() *struct{} {
// 386:-`CALL runtime\.newobject`, `LEAL runtime.zerobase`
// amd64:-`CALL runtime\.newobject`, `LEAQ runtime.zerobase`
// arm:-`CALL runtime\.newobject`, `MOVW [$]runtime.zerobase`
// arm64:-`CALL runtime\.newobject`, `MOVD [$]runtime.zerobase`
// riscv64:-`CALL runtime\.newobject`, `MOV [$]runtime.zerobase`
return new(struct{})
}
func zeroAllocNew2() *[0]int {
// 386:-`CALL runtime\.newobject`, `LEAL runtime.zerobase`
// amd64:-`CALL runtime\.newobject`, `LEAQ runtime.zerobase`
// arm:-`CALL runtime\.newobject`, `MOVW [$]runtime.zerobase`
// arm64:-`CALL runtime\.newobject`, `MOVD [$]runtime.zerobase`
// riscv64:-`CALL runtime\.newobject`, `MOV [$]runtime.zerobase`
return new([0]int)
}
func zeroAllocSliceLit() []int {
// 386:-`CALL runtime\.newobject`, `LEAL runtime.zerobase`
// amd64:-`CALL runtime\.newobject`, `LEAQ runtime.zerobase`
// arm:-`CALL runtime\.newobject`, `MOVW [$]runtime.zerobase`
// arm64:-`CALL runtime\.newobject`, `MOVD [$]runtime.zerobase`
// riscv64:-`CALL runtime\.newobject`, `MOV [$]runtime.zerobase`
return []int{}
}
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