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; RUN: llc < %s -mtriple=arm64-linux-gnu | FileCheck %s
; When a function does a dynamic stack allocation, the function's stack size
; is reported as UINT64_MAX.
; CHECK-LABEL: .section .llvm_stackmaps
; CHECK-NEXT: __LLVM_StackMaps:
; Header
; CHECK-NEXT: .byte 3
; CHECK-NEXT: .byte 0
; CHECK-NEXT: .hword 0
; Num Functions
; CHECK-NEXT: .word 1
; Num LargeConstants
; CHECK-NEXT: .word 0
; Num Callsites
; CHECK-NEXT: .word 1
; Functions and stack size
; CHECK-NEXT: .xword f
; CHECK-NEXT: .xword -1
define void @f(i32 %nelems) {
entry:
%mem = alloca i32, i32 %nelems
call void (i64, i32, ...) @llvm.experimental.stackmap(i64 0, i32 0, ptr %mem)
ret void
}
declare void @llvm.experimental.stackmap(i64, i32, ...)
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