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 10define void @t(i32* nocapture %vals, i32 %c) nounwind { 11entry: 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 29bb.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 45bb: ; 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 56return: ; preds = %bb, %entry 57 ret void 58} 59