feat(verify): ABI checks on arm64, riscv64 and loong64

Assisted-by: GLM 5.3 Flash
2026-08-30 11:27:54 +02:00
parent 6d7f10f13e
commit 8f84dac10b
19 changed files with 710 additions and 138 deletions
@@ -0,0 +1,21 @@
+// Copyright (c) 2026 Petr Balvín <opensource@petrbalvin.org> (https://petrbalvin.org)
+// SPDX-License-Identifier: BSD-3-Clause
+
+#include "textflag.h"
+
+// func cleanAdd(a, b int64) int64
+// A well-behaved function that preserves the goroutine pointer.
+TEXT ·cleanAdd(SB), NOSPLIT, $0-24
+	MOVV a+0(FP), R4
+	MOVV b+8(FP), R5
+	ADDV R4, R5, R4
+	MOVV R4, ret+16(FP)
+	RET
+
+// func dirtyG(a int64) int64
+// Deliberately clobbers R22, the goroutine pointer (a serious ABI violation).
+TEXT ·dirtyG(SB), NOSPLIT, $0-16
+	MOVV $0x5678, R22
+	MOVV a+0(FP), R4
+	MOVV R4, ret+8(FP)
+	RET