1 ; RUN: llc -march=msp430 -combiner-alias-analysis < %s | FileCheck %s 2 target datalayout = "e-p:16:8:8-i8:8:8-i16:8:8-i32:8:8" 3 target triple = "msp430-generic-generic" 4 @foo = common global i16 0, align 2 5 @bar = common global i16 0, align 2 6 7 define void @mov() nounwind { 8 ; CHECK-LABEL: mov: 9 ; CHECK: mov.w &bar, &foo 10 %1 = load i16, i16* @bar 11 store i16 %1, i16* @foo 12 ret void 13 } 14 15 define void @add() nounwind { 16 ; CHECK-LABEL: add: 17 ; CHECK: add.w &bar, &foo 18 %1 = load i16, i16* @bar 19 %2 = load i16, i16* @foo 20 %3 = add i16 %2, %1 21 store i16 %3, i16* @foo 22 ret void 23 } 24 25 define void @and() nounwind { 26 ; CHECK-LABEL: and: 27 ; CHECK: and.w &bar, &foo 28 %1 = load i16, i16* @bar 29 %2 = load i16, i16* @foo 30 %3 = and i16 %2, %1 31 store i16 %3, i16* @foo 32 ret void 33 } 34 35 define void @bis() nounwind { 36 ; CHECK-LABEL: bis: 37 ; CHECK: bis.w &bar, &foo 38 %1 = load i16, i16* @bar 39 %2 = load i16, i16* @foo 40 %3 = or i16 %2, %1 41 store i16 %3, i16* @foo 42 ret void 43 } 44 45 define void @xor() nounwind { 46 ; CHECK-LABEL: xor: 47 ; CHECK: xor.w &bar, &foo 48 %1 = load i16, i16* @bar 49 %2 = load i16, i16* @foo 50 %3 = xor i16 %2, %1 51 store i16 %3, i16* @foo 52 ret void 53 } 54 55 define i16 @mov2() nounwind { 56 entry: 57 %retval = alloca i16 ; <i16*> [#uses=3] 58 %x = alloca i32, align 2 ; <i32*> [#uses=1] 59 %y = alloca i32, align 2 ; <i32*> [#uses=1] 60 store i16 0, i16* %retval 61 %tmp = load i32, i32* %y ; <i32> [#uses=1] 62 store i32 %tmp, i32* %x 63 store i16 0, i16* %retval 64 %0 = load i16, i16* %retval ; <i16> [#uses=1] 65 ret i16 %0 66 ; CHECK-LABEL: mov2: 67 ; CHECK: mov.w 2(r1), 6(r1) 68 ; CHECK: mov.w 0(r1), 4(r1) 69 } 70
