; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --include-generated-funcs
; RUN: llc -enable-machine-outliner -mtriple=aarch64-unknown-linux < %s | FileCheck %s
@x = dso_local global i32 0, align 4
define dso_local i32 @check_boundaries() #0 {
%1 = alloca i32, align 4
%2 = alloca i32, align 4
%3 = alloca i32, align 4
%4 = alloca i32, align 4
%5 = alloca i32, align 4
store i32 0, i32* %1, align 4
store i32 0, i32* %2, align 4
%6 = load i32, i32* %2, align 4
%7 = icmp ne i32 %6, 0
br i1 %7, label %9, label %8
store i32 1, i32* %2, align 4
store i32 2, i32* %3, align 4
store i32 3, i32* %4, align 4
store i32 4, i32* %5, align 4
br label %10
store i32 1, i32* %4, align 4
br label %10
%11 = load i32, i32* %2, align 4
%12 = icmp ne i32 %11, 0
br i1 %12, label %14, label %13
store i32 1, i32* %2, align 4
store i32 2, i32* %3, align 4
store i32 3, i32* %4, align 4
store i32 4, i32* %5, align 4
br label %15
store i32 1, i32* %4, align 4
br label %15
ret i32 0
}
define dso_local i32 @main() #0 {
%1 = alloca i32, align 4
%2 = alloca i32, align 4
%3 = alloca i32, align 4
%4 = alloca i32, align 4
%5 = alloca i32, align 4
store i32 0, i32* %1, align 4
store i32 0, i32* @x, align 4
store i32 1, i32* %2, align 4
store i32 2, i32* %3, align 4
store i32 3, i32* %4, align 4
store i32 4, i32* %5, align 4
store i32 1, i32* @x, align 4
call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
store i32 1, i32* %2, align 4
store i32 2, i32* %3, align 4
store i32 3, i32* %4, align 4
store i32 4, i32* %5, align 4
ret i32 0
}
attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
; CHECK-LABEL: check_boundaries:
; CHECK: // %bb.0:
; CHECK-NEXT: sub sp, sp, #48
; CHECK-NEXT: .cfi_def_cfa_offset 48
; CHECK-NEXT: stp x29, x30, [sp, #32] // 16-byte Folded Spill
; CHECK-NEXT: add x29, sp, #32
; CHECK-NEXT: .cfi_def_cfa w29, 16
; CHECK-NEXT: .cfi_offset w30, -8
; CHECK-NEXT: .cfi_offset w29, -16
; CHECK-NEXT: mov w8, #1 // =0x1
; CHECK-NEXT: stur xzr, [x29, #-8]
; CHECK-NEXT: cbz wzr, .LBB0_3
; CHECK-NEXT: // %bb.1:
; CHECK-NEXT: str w8, [sp, #16]
; CHECK-NEXT: ldur w8, [x29, #-8]
; CHECK-NEXT: cbz w8, .LBB0_4
; CHECK-NEXT: .LBB0_2:
; CHECK-NEXT: mov w8, #1 // =0x1
; CHECK-NEXT: str w8, [sp, #16]
; CHECK-NEXT: b .LBB0_5
; CHECK-NEXT: .LBB0_3:
; CHECK-NEXT: bl OUTLINED_FUNCTION_0
; CHECK-NEXT: ldur w8, [x29, #-8]
; CHECK-NEXT: cbnz w8, .LBB0_2
; CHECK-NEXT: .LBB0_4:
; CHECK-NEXT: mov w8, #1 // =0x1
; CHECK-NEXT: bl OUTLINED_FUNCTION_0
; CHECK-NEXT: .LBB0_5:
; CHECK-NEXT: mov w0, wzr
; CHECK-NEXT: .cfi_def_cfa wsp, 48
; CHECK-NEXT: ldp x29, x30, [sp, #32] // 16-byte Folded Reload
; CHECK-NEXT: add sp, sp, #48
; CHECK-NEXT: .cfi_def_cfa_offset 0
; CHECK-NEXT: .cfi_restore w30
; CHECK-NEXT: .cfi_restore w29
; CHECK-NEXT: ret
;
; CHECK-LABEL: main:
; CHECK: // %bb.0:
; CHECK-NEXT: sub sp, sp, #48
; CHECK-NEXT: .cfi_def_cfa_offset 48
; CHECK-NEXT: stp x29, x30, [sp, #32] // 16-byte Folded Spill
; CHECK-NEXT: add x29, sp, #32
; CHECK-NEXT: .cfi_def_cfa w29, 16
; CHECK-NEXT: .cfi_offset w30, -8
; CHECK-NEXT: .cfi_offset w29, -16
; CHECK-NEXT: mov w8, #1 // =0x1
; CHECK-NEXT: adrp x11, x
; CHECK-NEXT: mov w9, #2 // =0x2
; CHECK-NEXT: mov w10, #3 // =0x3
; CHECK-NEXT: str w8, [x11, :lo12:x]
; CHECK-NEXT: mov w11, #4 // =0x4
; CHECK-NEXT: stp w8, wzr, [x29, #-8]
; CHECK-NEXT: mov w0, wzr
; CHECK-NEXT: stur w9, [x29, #-12]
; CHECK-NEXT: stp w11, w10, [sp, #12]
; CHECK-NEXT: //APP
; CHECK-NEXT: //NO_APP
; CHECK-NEXT: stp w9, w8, [x29, #-12]
; CHECK-NEXT: stp w11, w10, [sp, #12]
; CHECK-NEXT: .cfi_def_cfa wsp, 48
; CHECK-NEXT: ldp x29, x30, [sp, #32] // 16-byte Folded Reload
; CHECK-NEXT: add sp, sp, #48
; CHECK-NEXT: .cfi_def_cfa_offset 0
; CHECK-NEXT: .cfi_restore w30
; CHECK-NEXT: .cfi_restore w29
; CHECK-NEXT: ret
;
; CHECK-LABEL: OUTLINED_FUNCTION_0:
; CHECK: // %bb.0:
; CHECK-NEXT: mov w9, #2 // =0x2
; CHECK-NEXT: stp w9, w8, [x29, #-12]
; CHECK-NEXT: mov w9, #3 // =0x3
; CHECK-NEXT: mov w8, #4 // =0x4
; CHECK-NEXT: stp w8, w9, [sp, #12]
; CHECK-NEXT: ret
Codebase Browser
llvm