1; RUN: llc < %s -mtriple=thumbv7-apple-darwin -relocation-model=pic | FileCheck %s --check-prefix=CHECK --check-prefix=T2 2; RUN: llc < %s -mtriple=thumbv6m-apple-darwin -relocation-model=pic | FileCheck %s --check-prefix=T1DISABLED 3; FIXME: llc < %s -mtriple=thumbv6m-apple-darwin -relocation-model=pic | FileCheck %s --check-prefix=CHECK --check-prefix=T1 4; FIXME: llc < %s -mtriple=thumbv6m-apple-darwin -relocation-model=static | FileCheck %s --check-prefix=CHECK --check-prefix=T1 5 6; FIXME: Thumb1 tests temporarily disabled; MachineLICM is now hoisting the 7; subs, so the jump table can't be formed. 8; T1DISABLED: .data_region jt32 9 10; Thumb2 target should reorder the bb's in order to use tbb / tbh. 11 12 %struct.R_flstr = type { i32, i32, ptr } 13 %struct._T_tstr = type { i32, ptr, ptr } 14@_C_nextcmd = external global i32 ; <ptr> [#uses=3] 15@.str31 = external constant [28 x i8], align 1 ; <ptr> [#uses=1] 16@_T_gtol = external global ptr ; <ptr> [#uses=2] 17 18declare i32 @strlen(ptr nocapture) nounwind readonly 19 20declare void @Z_fatal(ptr) noreturn nounwind 21 22declare noalias ptr @calloc(i32, i32) nounwind 23 24; Jump tables are not anchored next to the TBB/TBH any more. Make sure the 25; correct address is still calculated (i.e. via a PC-relative symbol *at* the 26; TBB/TBH). 27define i32 @main(i32 %argc, ptr nocapture %argv) nounwind { 28; CHECK-LABEL: main: 29; CHECK-NOT: adr {{r[0-9]+}}, LJTI 30; T1: lsls r[[x:[0-9]+]], {{r[0-9]+}}, #1 31; CHECK: [[PCREL_ANCHOR:LCPI[0-9]+_[0-9]+]]: 32; T2-NEXT: tbb [pc, {{r[0-9]+}}] 33; T1-NEXT: add pc, r[[x]] 34 35; CHECK: LJTI0_0: 36; CHECK-NEXT: .data_region jt8 37; CHECK-NEXT: .byte (LBB{{[0-9]+_[0-9]+}}-([[PCREL_ANCHOR]]+4))/2 38 39entry: 40 br label %bb42.i 41 42bb1.i2: ; preds = %bb42.i 43 br label %bb40.i 44 45bb5.i: ; preds = %bb42.i 46 %0 = or i32 %argc, 32 ; <i32> [#uses=1] 47 br label %bb40.i 48 49bb7.i: ; preds = %bb42.i 50 call void @_T_addtol(ptr @_T_gtol, i32 0, ptr null) nounwind 51 unreachable 52 53bb15.i: ; preds = %bb42.i 54 call void @_T_addtol(ptr @_T_gtol, i32 2, ptr null) nounwind 55 unreachable 56 57bb23.i: ; preds = %bb42.i 58 %1 = call i32 @strlen(ptr null) nounwind readonly ; <i32> [#uses=0] 59 unreachable 60 61bb33.i: ; preds = %bb42.i 62 store i32 0, ptr @_C_nextcmd, align 4 63 %2 = call noalias ptr @calloc(i32 21, i32 1) nounwind ; <ptr> [#uses=0] 64 unreachable 65 66bb34.i: ; preds = %bb42.i 67 %3 = load i32, ptr @_C_nextcmd, align 4 ; <i32> [#uses=1] 68 %4 = add i32 %3, 1 ; <i32> [#uses=1] 69 store i32 %4, ptr @_C_nextcmd, align 4 70 %5 = call noalias ptr @calloc(i32 22, i32 1) nounwind ; <ptr> [#uses=0] 71 unreachable 72 73bb35.i: ; preds = %bb42.i 74 %6 = call noalias ptr @calloc(i32 20, i32 1) nounwind ; <ptr> [#uses=0] 75 unreachable 76 77bb37.i: ; preds = %bb42.i 78 %7 = call noalias ptr @calloc(i32 14, i32 1) nounwind ; <ptr> [#uses=0] 79 unreachable 80 81bb39.i: ; preds = %bb42.i 82 call void @Z_fatal(ptr @.str31) nounwind 83 unreachable 84 85bb40.i: ; preds = %bb42.i, %bb5.i, %bb1.i2 86 br label %bb42.i 87 88bb42.i: ; preds = %bb40.i, %entry 89 switch i32 %argc, label %bb39.i [ 90 i32 67, label %bb33.i 91 i32 70, label %bb35.i 92 i32 77, label %bb37.i 93 i32 83, label %bb34.i 94 i32 97, label %bb7.i 95 i32 100, label %bb5.i 96 i32 101, label %bb40.i 97 i32 102, label %bb23.i 98 i32 105, label %bb15.i 99 i32 116, label %bb1.i2 100 ] 101} 102 103declare void @_T_addtol(ptr nocapture, i32, ptr) nounwind 104