1 ; RUN: llc < %s -mtriple=thumb-apple-darwin -relocation-model=pic -disable-fp-elim | FileCheck %s -check-prefix=THUMB 2 ; RUN: llc < %s -mtriple=arm-apple-darwin -relocation-model=pic -disable-fp-elim | FileCheck %s -check-prefix=ARM 3 ; RUN: llc < %s -mtriple=arm-apple-darwin -relocation-model=pic -disable-fp-elim -mattr=+v6t2 | FileCheck %s -check-prefix=MOVT 4 ; rdar://7353541 5 ; rdar://7354376 6 ; rdar://8887598 7 8 @GV = external global i32 ; <i32*> [#uses=2] 9 10 define void @t(i32* nocapture %vals, i32 %c) nounwind { 11 entry: 12 ; ARM-LABEL: t: 13 ; ARM: ldr [[REGISTER_1:r[0-9]+]], LCPI0_0 14 ; ARM: LPC0_0: 15 ; ARM: ldr r{{[0-9]+}}, [pc, [[REGISTER_1]]] 16 ; ARM: ldr r{{[0-9]+}}, [r{{[0-9]+}}] 17 18 ; MOVT-LABEL: t: 19 ; MOVT: movw [[REGISTER_2:r[0-9]+]], :lower16:(L_GV$non_lazy_ptr-(LPC0_0+8)) 20 ; MOVT: movt [[REGISTER_2]], :upper16:(L_GV$non_lazy_ptr-(LPC0_0+8)) 21 ; MOVT: LPC0_0: 22 ; MOVT: ldr r{{[0-9]+}}, [pc, [[REGISTER_2]]] 23 ; MOVT: ldr r{{[0-9]+}}, [r{{[0-9]+}}] 24 25 ; THUMB-LABEL: t: 26 %0 = icmp eq i32 %c, 0 ; <i1> [#uses=1] 27 br i1 %0, label %return, label %bb.nph 28 29 bb.nph: ; preds = %entry 30 ; ARM: LCPI0_0: 31 ; ARM-NOT: LCPI0_1: 32 ; ARM: .section 33 34 ; THUMB: BB#1 35 ; THUMB: ldr r2, LCPI0_0 36 ; THUMB: add r2, pc 37 ; THUMB: ldr r{{[0-9]+}}, [r2] 38 ; THUMB: LBB0_2 39 ; THUMB: LCPI0_0: 40 ; THUMB-NOT: LCPI0_1: 41 ; THUMB: .section 42 %.pre = load i32, i32* @GV, align 4 ; <i32> [#uses=1] 43 br label %bb 44 45 bb: ; preds = %bb, %bb.nph 46 %1 = phi i32 [ %.pre, %bb.nph ], [ %3, %bb ] ; <i32> [#uses=1] 47 %i.03 = phi i32 [ 0, %bb.nph ], [ %4, %bb ] ; <i32> [#uses=2] 48 %scevgep = getelementptr i32, i32* %vals, i32 %i.03 ; <i32*> [#uses=1] 49 %2 = load i32, i32* %scevgep, align 4 ; <i32> [#uses=1] 50 %3 = add nsw i32 %1, %2 ; <i32> [#uses=2] 51 store i32 %3, i32* @GV, align 4 52 %4 = add i32 %i.03, 1 ; <i32> [#uses=2] 53 %exitcond = icmp eq i32 %4, %c ; <i1> [#uses=1] 54 br i1 %exitcond, label %return, label %bb 55 56 return: ; preds = %bb, %entry 57 ret void 58 } 59
