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Files
go/test/codegen/issue72832.go
Junyang Shao d6c29c7156 cmd/compile: fix offset calculation error in memcombine
Fixes #73812

Change-Id: If7a6e103ae9e1442a2cf4a3c6b1270b6a1887196
Reviewed-on: https://go-review.googlesource.com/c/go/+/675175
Reviewed-by: Keith Randall <khr@google.com>
Auto-Submit: Junyang Shao <shaojunyang@google.com>
Reviewed-by: Keith Randall <khr@golang.org>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
2025-05-21 12:17:08 -07:00

51 lines
790 B
Go

// asmcheck
// Copyright 2025 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.
package codegen
type tile1 struct {
a uint16
b uint16
c uint32
}
func store_tile1(t *tile1) {
// amd64:`MOVQ`
t.a, t.b, t.c = 1, 1, 1
}
type tile2 struct {
a, b, c, d, e int8
}
func store_tile2(t *tile2) {
// amd64:`MOVW`
t.a, t.b = 1, 1
// amd64:`MOVW`
t.d, t.e = 1, 1
}
type tile3 struct {
a, b uint8
c uint16
}
func store_shifted(t *tile3, x uint32) {
// amd64:`MOVL`
// ppc64:`MOVHBR`
t.a = uint8(x)
t.b = uint8(x >> 8)
t.c = uint16(x >> 16)
}
func store_const(t *tile3) {
// 0x00030201
// amd64:`MOVL\s\$197121`
// 0x01020003
// ppc64:`MOVD\s\$16908291`
t.a, t.b, t.c = 1, 2, 3
}