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382851c1fd
ABI info producer and consumer had different ideas for register order for parameters. Includes a test, includes improvements to debugging output. Updates #44816. Change-Id: I4812976f7a6c08d6fc02aac1ec0544b1f141cca6 Reviewed-on: https://go-review.googlesource.com/c/go/+/299570 Trust: David Chase <drchase@google.com> Reviewed-by: Than McIntosh <thanm@google.com>
38 lines
667 B
Go
38 lines
667 B
Go
// run
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//go:build !wasm
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// +build !wasm
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// Copyright 2021 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package main
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// Test ensures that abi information producer and consumer agree about the
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// order of registers for inputs. T's registers should be I0, F0, I1, F1.
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import "fmt"
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type P struct {
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a int8
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x float64
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}
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type T struct {
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d, e P
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}
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//go:registerparams
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//go:noinline
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func G(t T) float64 {
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return float64(t.d.a+t.e.a) + t.d.x + t.e.x
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}
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func main() {
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x := G(T{P{10, 20}, P{30, 40}})
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if x != 100.0 {
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fmt.Printf("FAIL, Expected 100, got %f\n", x)
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}
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}
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