From 030b7616f7ffa0b549745f4a4ef6da653284b8ae Mon Sep 17 00:00:00 2001
From: Laisky <github@laisky.com>
Date: Thu, 21 Sep 2023 01:18:41 +0000
Subject: [PATCH] fix: make cpuid compatable with various architectures

- Added new files `abi/cpuid_amd64.go` and `abi/cpuid.go`
- Implemented the `asmCpuid` function in the `abi` package
- Added tests for the `cpuid` function in `abi/abi_test.go`
---
 abi/abi_test.go    | 7 +++++++
 abi/cpuid.go       | 8 ++++++++
 abi/cpuid_amd64.go | 9 +++++++++
 3 files changed, 24 insertions(+)
 create mode 100644 abi/cpuid.go
 create mode 100644 abi/cpuid_amd64.go

diff --git a/abi/abi_test.go b/abi/abi_test.go
index aecdb64..10004d6 100644
--- a/abi/abi_test.go
+++ b/abi/abi_test.go
@@ -208,3 +208,10 @@ func TestSnpPlatformInfo(t *testing.T) {
 		}
 	}
 }
+
+func TestCpuid(t *testing.T) {
+	a, b, c, d := cpuid(1)
+	if (a | b | c | d) == 0 {
+		t.Errorf("cpuid(1) = 0, 0, 0, 0")
+	}
+}
diff --git a/abi/cpuid.go b/abi/cpuid.go
new file mode 100644
index 0000000..6f4cd62
--- /dev/null
+++ b/abi/cpuid.go
@@ -0,0 +1,8 @@
+//go:build !amd64 || gccgo
+
+package abi
+
+// cpuid only works on amd64
+func cpuid(op uint32) (eax, ebx, ecx, edx uint32) {
+	return 0, 0, 0, 0
+}
diff --git a/abi/cpuid_amd64.go b/abi/cpuid_amd64.go
new file mode 100644
index 0000000..8f7ee25
--- /dev/null
+++ b/abi/cpuid_amd64.go
@@ -0,0 +1,9 @@
+//go:build amd64 || !gccgo
+
+package abi
+
+func asmCpuid(op uint32) (eax, ebx, ecx, edx uint32)
+
+func init() {
+	cpuid = asmCpuid
+}