llvm-project/llvm/test/CodeGen/AArch64/arm64-jumptable.ll

35 lines
882 B
LLVM

; RUN: llc -mtriple=arm64-apple-ios < %s | FileCheck %s
; RUN: llc -mtriple=arm64-linux-gnu < %s | FileCheck %s --check-prefix=CHECK-LINUX
; <rdar://11417675>
define void @sum(i32 %a, i32* %to, i32 %c) {
entry:
switch i32 %a, label %exit [
i32 1, label %bb1
i32 2, label %exit.sink.split
i32 3, label %bb3
i32 4, label %bb4
]
bb1:
%b = add i32 %c, 1
br label %exit.sink.split
bb3:
br label %exit.sink.split
bb4:
br label %exit.sink.split
exit.sink.split:
%.sink = phi i32 [ 5, %bb4 ], [ %b, %bb1 ], [ 3, %bb3 ], [ %a, %entry ]
store i32 %.sink, i32* %to
br label %exit
exit:
ret void
}
; CHECK-LABEL: sum:
; CHECK: adrp {{x[0-9]+}}, LJTI0_0@PAGE
; CHECK: add {{x[0-9]+}}, {{x[0-9]+}}, LJTI0_0@PAGEOFF
; CHECK-LINUX-LABEL: sum:
; CHECK-LINUX: adrp {{x[0-9]+}}, .LJTI0_0
; CHECK-LINUX: add {{x[0-9]+}}, {{x[0-9]+}}, :lo12:.LJTI0_0