Chris Lattner | d1b7382 | 2010-03-02 22:20:06 +0000 | [diff] [blame] | 1 | ; RUN: llc -march=msp430 -combiner-alias-analysis < %s | FileCheck %s |
Anton Korobeynikov | afac8ab | 2009-10-11 23:03:28 +0000 | [diff] [blame] | 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 | |
Anton Korobeynikov | 436604d | 2009-10-11 23:03:53 +0000 | [diff] [blame] | 7 | define void @mov() nounwind { |
| 8 | ; CHECK: mov: |
| 9 | ; CHECK: mov.w &bar, &foo |
| 10 | %1 = load i16* @bar |
| 11 | store i16 %1, i16* @foo |
| 12 | ret void |
| 13 | } |
| 14 | |
Anton Korobeynikov | afac8ab | 2009-10-11 23:03:28 +0000 | [diff] [blame] | 15 | define void @add() nounwind { |
| 16 | ; CHECK: add: |
| 17 | ; CHECK: add.w &bar, &foo |
| 18 | %1 = load i16* @bar |
| 19 | %2 = load 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: and: |
| 27 | ; CHECK: and.w &bar, &foo |
| 28 | %1 = load i16* @bar |
| 29 | %2 = load 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: bis: |
| 37 | ; CHECK: bis.w &bar, &foo |
| 38 | %1 = load i16* @bar |
| 39 | %2 = load 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: xor: |
| 47 | ; CHECK: xor.w &bar, &foo |
| 48 | %1 = load i16* @bar |
| 49 | %2 = load i16* @foo |
| 50 | %3 = xor i16 %2, %1 |
| 51 | store i16 %3, i16* @foo |
| 52 | ret void |
| 53 | } |
| 54 | |
Chris Lattner | d1b7382 | 2010-03-02 22:20:06 +0000 | [diff] [blame] | 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* %y ; <i32> [#uses=1] |
| 62 | store i32 %tmp, i32* %x |
| 63 | store i16 0, i16* %retval |
| 64 | %0 = load i16* %retval ; <i16> [#uses=1] |
| 65 | ret i16 %0 |
| 66 | ; CHECK: mov2: |
Chris Lattner | d1b7382 | 2010-03-02 22:20:06 +0000 | [diff] [blame] | 67 | ; CHECK: mov.w 2(r1), 6(r1) |
Owen Anderson | 765fd9c | 2010-09-20 20:56:29 +0000 | [diff] [blame^] | 68 | ; CHECK: mov.w 0(r1), 4(r1) |
Chris Lattner | d1b7382 | 2010-03-02 22:20:06 +0000 | [diff] [blame] | 69 | } |