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; RUN: llc -mtriple=aarch64 -aarch64-min-jump-table-entries=4 -stack-size-section %s -o - | FileCheck %s
; CHECK-LABEL: .section .stack_sizes,"o",@progbits,.text{{$}}
; CHECK-NEXT: .xword .Lfunc_begin0
; CHECK-NEXT: .byte 0
define void @empty() {
ret void
}
; CHECK-LABEL: .section .stack_sizes,"o",@progbits,.text{{$}}
; CHECK-NEXT: .xword .Lfunc_begin1
; CHECK-NEXT: .ascii "\200\001"
define void @non_empty() #0 {
alloca [32 x i32]
ret void
}
; CHECK-LABEL: dynalloc:
; CHECK-NOT: .section .stack_sizes
define void @dynalloc(i32 %n) #0 {
alloca i32, i32 %n
ret void
}
; Check that .stack_sizes section is linked to the function's section (.text),
; and not to the section containing the jump table (.rodata).
; CHECK-LABEL: linked_section:
; CHECK: .section .rodata,"a",@progbits
; CHECK: .section .stack_sizes,"o",@progbits,.text
; CHECK-NEXT: .xword .Lfunc_begin3
; CHECK-NEXT: .ascii "\220\001"
declare void @case0()
declare void @case1()
declare void @case2()
declare void @case3()
define void @linked_section(i32 %x) {
%arr = alloca [32 x i32]
switch i32 %x, label %sw.epilog [
i32 0, label %sw.bb0
i32 1, label %sw.bb1
i32 2, label %sw.bb2
i32 3, label %sw.bb3
]
sw.bb0:
call void @case0()
ret void
sw.bb1:
call void @case1()
ret void
sw.bb2:
call void @case2()
ret void
sw.bb3:
call void @case3()
ret void
sw.epilog:
ret void
}
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