1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc -mtriple=thumb-eabi -mcpu=arm1156t2-s -mattr=+thumb2 %s -o - | FileCheck %s 3 4define i32* @test1(i32* %X, i32* %dest) { 5; CHECK-LABEL: test1: 6; CHECK: @ %bb.0: 7; CHECK-NEXT: ldr r2, [r0, #16]! 8; CHECK-NEXT: str r2, [r1] 9; CHECK-NEXT: bx lr 10 %Y = getelementptr i32, i32* %X, i32 4 ; <i32*> [#uses=2] 11 %A = load i32, i32* %Y ; <i32> [#uses=1] 12 store i32 %A, i32* %dest 13 ret i32* %Y 14} 15 16 17define i32 @test2(i32 %a, i32 %b) { 18; CHECK-LABEL: test2: 19; CHECK: @ %bb.0: 20; CHECK-NEXT: ldr r2, [r0, #-64]! 21; CHECK-NEXT: subs r0, r0, r1 22; CHECK-NEXT: add r0, r2 23; CHECK-NEXT: bx lr 24 %tmp1 = sub i32 %a, 64 ; <i32> [#uses=2] 25 %tmp2 = inttoptr i32 %tmp1 to i32* ; <i32*> [#uses=1] 26 %tmp3 = load i32, i32* %tmp2 ; <i32> [#uses=1] 27 %tmp4 = sub i32 %tmp1, %b ; <i32> [#uses=1] 28 %tmp5 = add i32 %tmp4, %tmp3 ; <i32> [#uses=1] 29 ret i32 %tmp5 30} 31 32 33define i8* @test3(i8* %X, i32* %dest) { 34; CHECK-LABEL: test3: 35; CHECK: @ %bb.0: 36; CHECK-NEXT: ldrsb r2, [r0, #4]! 37; CHECK-NEXT: str r2, [r1] 38; CHECK-NEXT: bx lr 39 %tmp1 = getelementptr i8, i8* %X, i32 4 40 %tmp2 = load i8, i8* %tmp1 41 %tmp3 = sext i8 %tmp2 to i32 42 store i32 %tmp3, i32* %dest 43 ret i8* %tmp1 44} 45