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fix: amd64 getsp demo

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This commit is contained in:
Haolan
2025-09-15 14:31:23 +08:00
parent 2ec5653f5e
commit 93e660a2b0
1 changed files with 2 additions and 6 deletions
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8
_demo/c/stacksave/stacksave_amd64.go
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@@ -14,13 +14,9 @@ func getsp() unsafe.Pointer
func asmFull(instruction string, regs map[string]any) uintptr { return 0 } func asmFull(instruction string, regs map[string]any) uintptr { return 0 }
func main() { func main() {
var spPtr uintptr sp := asmFull("movq %rsp, {}", nil)
asmFull("movq sp, {{addr}}", map[string]any{ if sp != uintptr(getsp()) {
"addr": unsafe.Pointer(&spPtr),
})
if spPtr != uintptr(getsp()) {
panic("invalid stack pointer") panic("invalid stack pointer")
} }
} }