From e5ee1f2600138ce4f34dd1f50d3d1bc482a2e7b0 Mon Sep 17 00:00:00 2001 From: Meng Zhuo Date: Mon, 15 Sep 2025 15:37:42 +0800 Subject: [PATCH] test/codegen: check zerobase for newobject on 0-sized types This CL also adds riscv64 checks Change-Id: I693e4e606f470615f6b49085592d6d5ca61473d3 Reviewed-on: https://go-review.googlesource.com/c/go/+/703716 Reviewed-by: Pengcheng Wang Auto-Submit: Keith Randall Reviewed-by: Mark Freeman Reviewed-by: Joel Sing LUCI-TryBot-Result: Go LUCI Reviewed-by: Keith Randall --- test/codegen/alloc.go | 27 +++++++++++++++------------ 1 file changed, 15 insertions(+), 12 deletions(-) diff --git a/test/codegen/alloc.go b/test/codegen/alloc.go index 31455fdabfe..c6ff004eed3 100644 --- a/test/codegen/alloc.go +++ b/test/codegen/alloc.go @@ -10,25 +10,28 @@ package codegen func zeroAllocNew1() *struct{} { - // 386:-`CALL\truntime\.newobject` - // amd64:-`CALL\truntime\.newobject` - // arm:-`CALL\truntime\.newobject` - // arm64:-`CALL\truntime\.newobject` + // 386:-`CALL\truntime\.newobject`, `LEAL\truntime.zerobase` + // amd64:-`CALL\truntime\.newobject`, `LEAQ\truntime.zerobase` + // arm:-`CALL\truntime\.newobject`, `MOVW\t[$]runtime.zerobase` + // arm64:-`CALL\truntime\.newobject`, `MOVD\t[$]runtime.zerobase` + // riscv64:-`CALL\truntime\.newobject`, `MOV\t[$]runtime.zerobase` return new(struct{}) } func zeroAllocNew2() *[0]int { - // 386:-`CALL\truntime\.newobject` - // amd64:-`CALL\truntime\.newobject` - // arm:-`CALL\truntime\.newobject` - // arm64:-`CALL\truntime\.newobject` + // 386:-`CALL\truntime\.newobject`, `LEAL\truntime.zerobase` + // amd64:-`CALL\truntime\.newobject`, `LEAQ\truntime.zerobase` + // arm:-`CALL\truntime\.newobject`, `MOVW\t[$]runtime.zerobase` + // arm64:-`CALL\truntime\.newobject`, `MOVD\t[$]runtime.zerobase` + // riscv64:-`CALL\truntime\.newobject`, `MOV\t[$]runtime.zerobase` return new([0]int) } func zeroAllocSliceLit() []int { - // 386:-`CALL\truntime\.newobject` - // amd64:-`CALL\truntime\.newobject` - // arm:-`CALL\truntime\.newobject` - // arm64:-`CALL\truntime\.newobject` + // 386:-`CALL\truntime\.newobject`, `LEAL\truntime.zerobase` + // amd64:-`CALL\truntime\.newobject`, `LEAQ\truntime.zerobase` + // arm:-`CALL\truntime\.newobject`, `MOVW\t[$]runtime.zerobase` + // arm64:-`CALL\truntime\.newobject`, `MOVD\t[$]runtime.zerobase` + // riscv64:-`CALL\truntime\.newobject`, `MOV\t[$]runtime.zerobase` return []int{} }