From 43a123c1ae6613b3efeed291fa552ecd909d3acf Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Tue, 16 Apr 2024 21:23:18 +0200
Subject: Adding upstream version 1.20.14.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 test/codegen/compare_and_branch.go | 206 +++++++++++++++++++++++++++++++++++++
 1 file changed, 206 insertions(+)
 create mode 100644 test/codegen/compare_and_branch.go

(limited to 'test/codegen/compare_and_branch.go')

diff --git a/test/codegen/compare_and_branch.go b/test/codegen/compare_and_branch.go
new file mode 100644
index 0000000..f751506
--- /dev/null
+++ b/test/codegen/compare_and_branch.go
@@ -0,0 +1,206 @@
+// asmcheck
+
+// Copyright 2019 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
+
+//go:noinline
+func dummy() {}
+
+// Signed 64-bit compare-and-branch.
+func si64(x, y chan int64) {
+	// s390x:"CGRJ\t[$](2|4), R[0-9]+, R[0-9]+, "
+	for <-x < <-y {
+		dummy()
+	}
+
+	// s390x:"CL?GRJ\t[$]8, R[0-9]+, R[0-9]+, "
+	for <-x == <-y {
+		dummy()
+	}
+}
+
+// Signed 64-bit compare-and-branch with 8-bit immediate.
+func si64x8() {
+	// s390x:"CGIJ\t[$]12, R[0-9]+, [$]127, "
+	for i := int64(0); i < 128; i++ {
+		dummy()
+	}
+
+	// s390x:"CGIJ\t[$]10, R[0-9]+, [$]-128, "
+	for i := int64(0); i > -129; i-- {
+		dummy()
+	}
+
+	// s390x:"CGIJ\t[$]2, R[0-9]+, [$]127, "
+	for i := int64(0); i >= 128; i++ {
+		dummy()
+	}
+
+	// s390x:"CGIJ\t[$]4, R[0-9]+, [$]-128, "
+	for i := int64(0); i <= -129; i-- {
+		dummy()
+	}
+}
+
+// Unsigned 64-bit compare-and-branch.
+func ui64(x, y chan uint64) {
+	// s390x:"CLGRJ\t[$](2|4), R[0-9]+, R[0-9]+, "
+	for <-x > <-y {
+		dummy()
+	}
+
+	// s390x:"CL?GRJ\t[$]6, R[0-9]+, R[0-9]+, "
+	for <-x != <-y {
+		dummy()
+	}
+}
+
+// Unsigned 64-bit comparison with 8-bit immediate.
+func ui64x8() {
+	// s390x:"CLGIJ\t[$]4, R[0-9]+, [$]128, "
+	for i := uint64(0); i < 128; i++ {
+		dummy()
+	}
+
+	// s390x:"CLGIJ\t[$]12, R[0-9]+, [$]255, "
+	for i := uint64(0); i < 256; i++ {
+		dummy()
+	}
+
+	// s390x:"CLGIJ\t[$]2, R[0-9]+, [$]255, "
+	for i := uint64(0); i >= 256; i-- {
+		dummy()
+	}
+
+	// s390x:"CLGIJ\t[$]2, R[0-9]+, [$]0, "
+	for i := uint64(1024); i > 0; i-- {
+		dummy()
+	}
+}
+
+// Signed 32-bit compare-and-branch.
+func si32(x, y chan int32) {
+	// s390x:"CRJ\t[$](2|4), R[0-9]+, R[0-9]+, "
+	for <-x < <-y {
+		dummy()
+	}
+
+	// s390x:"CL?RJ\t[$]8, R[0-9]+, R[0-9]+, "
+	for <-x == <-y {
+		dummy()
+	}
+}
+
+// Signed 32-bit compare-and-branch with 8-bit immediate.
+func si32x8() {
+	// s390x:"CIJ\t[$]12, R[0-9]+, [$]127, "
+	for i := int32(0); i < 128; i++ {
+		dummy()
+	}
+
+	// s390x:"CIJ\t[$]10, R[0-9]+, [$]-128, "
+	for i := int32(0); i > -129; i-- {
+		dummy()
+	}
+
+	// s390x:"CIJ\t[$]2, R[0-9]+, [$]127, "
+	for i := int32(0); i >= 128; i++ {
+		dummy()
+	}
+
+	// s390x:"CIJ\t[$]4, R[0-9]+, [$]-128, "
+	for i := int32(0); i <= -129; i-- {
+		dummy()
+	}
+}
+
+// Unsigned 32-bit compare-and-branch.
+func ui32(x, y chan uint32) {
+	// s390x:"CLRJ\t[$](2|4), R[0-9]+, R[0-9]+, "
+	for <-x > <-y {
+		dummy()
+	}
+
+	// s390x:"CL?RJ\t[$]6, R[0-9]+, R[0-9]+, "
+	for <-x != <-y {
+		dummy()
+	}
+}
+
+// Unsigned 32-bit comparison with 8-bit immediate.
+func ui32x8() {
+	// s390x:"CLIJ\t[$]4, R[0-9]+, [$]128, "
+	for i := uint32(0); i < 128; i++ {
+		dummy()
+	}
+
+	// s390x:"CLIJ\t[$]12, R[0-9]+, [$]255, "
+	for i := uint32(0); i < 256; i++ {
+		dummy()
+	}
+
+	// s390x:"CLIJ\t[$]2, R[0-9]+, [$]255, "
+	for i := uint32(0); i >= 256; i-- {
+		dummy()
+	}
+
+	// s390x:"CLIJ\t[$]2, R[0-9]+, [$]0, "
+	for i := uint32(1024); i > 0; i-- {
+		dummy()
+	}
+}
+
+// Signed 64-bit comparison with unsigned 8-bit immediate.
+func si64xu8(x chan int64) {
+	// s390x:"CLGIJ\t[$]8, R[0-9]+, [$]128, "
+	for <-x == 128 {
+		dummy()
+	}
+
+	// s390x:"CLGIJ\t[$]6, R[0-9]+, [$]255, "
+	for <-x != 255 {
+		dummy()
+	}
+}
+
+// Signed 32-bit comparison with unsigned 8-bit immediate.
+func si32xu8(x chan int32) {
+	// s390x:"CLIJ\t[$]8, R[0-9]+, [$]255, "
+	for <-x == 255 {
+		dummy()
+	}
+
+	// s390x:"CLIJ\t[$]6, R[0-9]+, [$]128, "
+	for <-x != 128 {
+		dummy()
+	}
+}
+
+// Unsigned 64-bit comparison with signed 8-bit immediate.
+func ui64xu8(x chan uint64) {
+	// s390x:"CGIJ\t[$]8, R[0-9]+, [$]-1, "
+	for <-x == ^uint64(0) {
+		dummy()
+	}
+
+	// s390x:"CGIJ\t[$]6, R[0-9]+, [$]-128, "
+	for <-x != ^uint64(127) {
+		dummy()
+	}
+}
+
+// Unsigned 32-bit comparison with signed 8-bit immediate.
+func ui32xu8(x chan uint32) {
+	// s390x:"CIJ\t[$]8, R[0-9]+, [$]-128, "
+	for <-x == ^uint32(127) {
+		dummy()
+	}
+
+	// s390x:"CIJ\t[$]6, R[0-9]+, [$]-1, "
+	for <-x != ^uint32(0) {
+		dummy()
+	}
+}
-- 
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