194fbb147SEdd Barrett; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s 294fbb147SEdd Barrett 394fbb147SEdd Barrett; When a function does a dynamic stack allocation, the function's stack size 494fbb147SEdd Barrett; is reported as UINT64_MAX. 594fbb147SEdd Barrett 694fbb147SEdd Barrett; CHECK: .section .llvm_stackmaps 794fbb147SEdd Barrett; CHECK-NEXT: __LLVM_StackMaps: 894fbb147SEdd Barrett; Header 994fbb147SEdd Barrett; CHECK-NEXT: .byte 3 1094fbb147SEdd Barrett; CHECK-NEXT: .byte 0 1194fbb147SEdd Barrett; CHECK-NEXT: .short 0 1294fbb147SEdd Barrett; Num Functions 1394fbb147SEdd Barrett; CHECK-NEXT: .long 1 1494fbb147SEdd Barrett; Num LargeConstants 1594fbb147SEdd Barrett; CHECK-NEXT: .long 0 1694fbb147SEdd Barrett; Num Callsites 1794fbb147SEdd Barrett; CHECK-NEXT: .long 1 1894fbb147SEdd Barrett 1994fbb147SEdd Barrett; Functions and stack size 2094fbb147SEdd Barrett; CHECK-NEXT: .quad f 2194fbb147SEdd Barrett; CHECK-NEXT: .quad -1 2294fbb147SEdd Barrett 2394fbb147SEdd Barrettdefine void @f(i32 %nelems) { 2494fbb147SEdd Barrettentry: 2594fbb147SEdd Barrett %mem = alloca i32, i32 %nelems 26*a1710eb3SKai Nacke call void (i64, i32, ...) @llvm.experimental.stackmap(i64 0, i32 0, ptr %mem) 2794fbb147SEdd Barrett ret void 2894fbb147SEdd Barrett} 2994fbb147SEdd Barrett 3094fbb147SEdd Barrettdeclare void @llvm.experimental.stackmap(i64, i32, ...) 31