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https://github.com/golang/go
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4b261a1410
Change-Id: Ie52dac8eb4daed95e049ad74d5ae101e8a5cb854 Reviewed-on: https://go-review.googlesource.com/37725 Run-TryBot: Quentin Smith <quentin@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Cherry Zhang <cherryyz@google.com>
135 lines
2.1 KiB
Go
135 lines
2.1 KiB
Go
// run
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// Copyright 2017 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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// Test for golang.org/issue/19403.
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// F15 should not be clobbered by float-to-int conversion on ARM.
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// This test requires enough locals that can be put in registers that the compiler can choose to use F15.
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package main
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var count float32 = 16
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var i0 int
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var i1 int
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var i2 int
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var i3 int
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var i4 int
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var i5 int
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var i6 int
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var i7 int
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var i8 int
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var i9 int
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var i10 int
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var i11 int
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var i12 int
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var i13 int
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var i14 int
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var i15 int
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var i16 int
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func main() {
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var f0 float32 = 0.0
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var f1 float32 = 1.0
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var f2 float32 = 2.0
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var f3 float32 = 3.0
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var f4 float32 = 4.0
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var f5 float32 = 5.0
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var f6 float32 = 6.0
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var f7 float32 = 7.0
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var f8 float32 = 8.0
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var f9 float32 = 9.0
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var f10 float32 = 10.0
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var f11 float32 = 11.0
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var f12 float32 = 12.0
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var f13 float32 = 13.0
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var f14 float32 = 14.0
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var f15 float32 = 15.0
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var f16 float32 = 16.0
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i0 = int(f0)
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i1 = int(f1)
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i2 = int(f2)
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i3 = int(f3)
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i4 = int(f4)
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i5 = int(f5)
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i6 = int(f6)
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i7 = int(f7)
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i8 = int(f8)
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i9 = int(f9)
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i10 = int(f10)
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i11 = int(f11)
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i12 = int(f12)
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i13 = int(f13)
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i14 = int(f14)
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i15 = int(f15)
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i16 = int(f16)
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if f16 != count {
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panic("fail")
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}
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count -= 1
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if f15 != count {
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panic("fail")
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}
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count -= 1
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if f14 != count {
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panic("fail")
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}
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count -= 1
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if f13 != count {
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panic("fail")
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}
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count -= 1
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if f12 != count {
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panic("fail")
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}
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count -= 1
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if f11 != count {
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panic("fail")
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}
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count -= 1
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if f10 != count {
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panic("fail")
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}
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count -= 1
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if f9 != count {
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panic("fail")
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}
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count -= 1
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if f8 != count {
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panic("fail")
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}
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count -= 1
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if f7 != count {
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panic("fail")
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}
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count -= 1
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if f6 != count {
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panic("fail")
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}
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count -= 1
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if f5 != count {
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panic("fail")
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}
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count -= 1
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if f4 != count {
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panic("fail")
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}
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count -= 1
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if f3 != count {
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panic("fail")
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}
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count -= 1
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if f2 != count {
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panic("fail")
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}
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count -= 1
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if f1 != count {
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panic("fail")
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}
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count -= 1
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if f0 != count {
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panic("fail")
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}
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count -= 1
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}
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