; RUN: llc < %s -mtriple=thumb-apple-darwin -relocation-model=pic -disable-fp-elim | FileCheck %s -check-prefix=THUMB ; RUN: llc < %s -mtriple=arm-apple-darwin -relocation-model=pic -disable-fp-elim | FileCheck %s -check-prefix=ARM ; rdar://7353541 ; rdar://7354376 ; The generated code is no where near ideal. It's not recognizing the two ; constantpool entries being loaded can be merged into one. @GV = external global i32 ; [#uses=2] define void @t(i32* nocapture %vals, i32 %c) nounwind { entry: ; ARM: t: ; ARM: ldr [[REGISTER_1:r[0-9]+]], LCPI0_0 ; ARM-NOT: ldr r{{[0-9]+}}, LCPI0_1 ; ARM: LPC0_0: ; ARM: ldr r{{[0-9]+}}, [pc, [[REGISTER_1]]] ; ARM: ldr r{{[0-9]+}}, [r{{[0-9]+}}] ; THUMB: t: %0 = icmp eq i32 %c, 0 ; [#uses=1] br i1 %0, label %return, label %bb.nph bb.nph: ; preds = %entry ; ARM: LCPI0_0: ; ARM-NOT: LCPI0_1: ; ARM: .section ; THUMB: BB#1 ; THUMB: ldr.n r2, LCPI0_0 ; THUMB: add r2, pc ; THUMB: ldr r{{[0-9]+}}, [r2] ; THUMB: LBB0_2 ; THUMB: LCPI0_0: ; THUMB-NOT: LCPI0_1: ; THUMB: .section %.pre = load i32* @GV, align 4 ; [#uses=1] br label %bb bb: ; preds = %bb, %bb.nph %1 = phi i32 [ %.pre, %bb.nph ], [ %3, %bb ] ; [#uses=1] %i.03 = phi i32 [ 0, %bb.nph ], [ %4, %bb ] ; [#uses=2] %scevgep = getelementptr i32* %vals, i32 %i.03 ; [#uses=1] %2 = load i32* %scevgep, align 4 ; [#uses=1] %3 = add nsw i32 %1, %2 ; [#uses=2] store i32 %3, i32* @GV, align 4 %4 = add i32 %i.03, 1 ; [#uses=2] %exitcond = icmp eq i32 %4, %c ; [#uses=1] br i1 %exitcond, label %return, label %bb return: ; preds = %bb, %entry ret void }