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Diffstat (limited to '')
-rw-r--r-- | test/abi/store_reg_args.go | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/test/abi/store_reg_args.go b/test/abi/store_reg_args.go new file mode 100644 index 0000000..df5e4e1 --- /dev/null +++ b/test/abi/store_reg_args.go @@ -0,0 +1,29 @@ +// run + +// Copyright 2021 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. + +// When the function Store an Arg and also use it in another place, +// be sure not to generate duplicated OpArgXXXReg values, which confuses +// the register allocator. + +package main + +//go:noinline +//go:registerparams +func F(x, y float32) { + if x < 0 { + panic("FAIL") + } + g = [4]float32{x, y, x, y} +} + +var g [4]float32 + +func main() { + F(1, 2) + if g[0] != 1 || g[1] != 2 || g[2] != 1 || g[3] != 2 { + panic("FAIL") + } +} |