1 ; RUN: llc -verify-machineinstrs < %s -mtriple=aarch64-none-linux-gnu | FileCheck %s 2 ; RUN: llc -verify-machineinstrs < %s -mtriple=aarch64-none-linux-gnu -filetype=obj | elf-dump | FileCheck %s -check-prefix=CHECK-ELF 3 4 define i32 @test_jumptable(i32 %in) { 5 ; CHECK: test_jumptable 6 7 switch i32 %in, label %def [ 8 i32 0, label %lbl1 9 i32 1, label %lbl2 10 i32 2, label %lbl3 11 i32 4, label %lbl4 12 ] 13 ; CHECK: adrp [[JTPAGE:x[0-9]+]], .LJTI0_0 14 ; CHECK: add x[[JT:[0-9]+]], [[JTPAGE]], #:lo12:.LJTI0_0 15 ; CHECK: ldr [[DEST:x[0-9]+]], [x[[JT]], {{x[0-9]+}}, lsl #3] 16 ; CHECK: br [[DEST]] 17 18 def: 19 ret i32 0 20 21 lbl1: 22 ret i32 1 23 24 lbl2: 25 ret i32 2 26 27 lbl3: 28 ret i32 4 29 30 lbl4: 31 ret i32 8 32 33 } 34 35 ; CHECK: .rodata 36 37 ; CHECK: .LJTI0_0: 38 ; CHECK-NEXT: .xword 39 ; CHECK-NEXT: .xword 40 ; CHECK-NEXT: .xword 41 ; CHECK-NEXT: .xword 42 ; CHECK-NEXT: .xword 43 44 ; ELF tests: 45 46 ; First make sure we get a page/lo12 pair in .text to pick up the jump-table 47 ; CHECK-ELF: .rela.text 48 ; CHECK-ELF: ('r_sym', 0x00000008) 49 ; CHECK-ELF-NEXT: ('r_type', 0x00000113) 50 ; CHECK-ELF: ('r_sym', 0x00000008) 51 ; CHECK-ELF-NEXT: ('r_type', 0x00000115) 52 53 ; Also check the targets in .rodata are relocated 54 ; CHECK-ELF: .rela.rodata 55 ; CHECK-ELF: ('r_sym', 0x00000005) 56 ; CHECK-ELF-NEXT: ('r_type', 0x00000101)
