| ; RUN: llc -march=msp430 -combiner-alias-analysis < %s | FileCheck %s |
| target datalayout = "e-p:16:8:8-i8:8:8-i16:8:8-i32:8:8" |
| target triple = "msp430-generic-generic" |
| @foo = common global i16 0, align 2 |
| @bar = common global i16 0, align 2 |
| |
| define void @mov() nounwind { |
| ; CHECK: mov: |
| ; CHECK: mov.w &bar, &foo |
| %1 = load i16* @bar |
| store i16 %1, i16* @foo |
| ret void |
| } |
| |
| define void @add() nounwind { |
| ; CHECK: add: |
| ; CHECK: add.w &bar, &foo |
| %1 = load i16* @bar |
| %2 = load i16* @foo |
| %3 = add i16 %2, %1 |
| store i16 %3, i16* @foo |
| ret void |
| } |
| |
| define void @and() nounwind { |
| ; CHECK: and: |
| ; CHECK: and.w &bar, &foo |
| %1 = load i16* @bar |
| %2 = load i16* @foo |
| %3 = and i16 %2, %1 |
| store i16 %3, i16* @foo |
| ret void |
| } |
| |
| define void @bis() nounwind { |
| ; CHECK: bis: |
| ; CHECK: bis.w &bar, &foo |
| %1 = load i16* @bar |
| %2 = load i16* @foo |
| %3 = or i16 %2, %1 |
| store i16 %3, i16* @foo |
| ret void |
| } |
| |
| define void @xor() nounwind { |
| ; CHECK: xor: |
| ; CHECK: xor.w &bar, &foo |
| %1 = load i16* @bar |
| %2 = load i16* @foo |
| %3 = xor i16 %2, %1 |
| store i16 %3, i16* @foo |
| ret void |
| } |
| |
| define i16 @mov2() nounwind { |
| entry: |
| %retval = alloca i16 ; <i16*> [#uses=3] |
| %x = alloca i32, align 2 ; <i32*> [#uses=1] |
| %y = alloca i32, align 2 ; <i32*> [#uses=1] |
| store i16 0, i16* %retval |
| %tmp = load i32* %y ; <i32> [#uses=1] |
| store i32 %tmp, i32* %x |
| store i16 0, i16* %retval |
| %0 = load i16* %retval ; <i16> [#uses=1] |
| ret i16 %0 |
| ; CHECK: mov2: |
| ; CHECK: mov.w 2(r1), 6(r1) |
| ; CHECK: mov.w 0(r1), 4(r1) |
| } |