| John Bauman | 66b8ab2 | 2014-05-06 15:57:45 -0400 | [diff] [blame] | 1 | ; RUN: llc < %s -march=thumb -mattr=+thumb2 | FileCheck %s |
| 2 | |
| 3 | ; 4278190095 = 0xff00000f |
| 4 | define i32 @f1(i32 %a) { |
| 5 | ; CHECK: f1: |
| 6 | ; CHECK: bfc r |
| 7 | %tmp = and i32 %a, 4278190095 |
| 8 | ret i32 %tmp |
| 9 | } |
| 10 | |
| 11 | ; 4286578688 = 0xff800000 |
| 12 | define i32 @f2(i32 %a) { |
| 13 | ; CHECK: f2: |
| 14 | ; CHECK: bfc r |
| 15 | %tmp = and i32 %a, 4286578688 |
| 16 | ret i32 %tmp |
| 17 | } |
| 18 | |
| 19 | ; 4095 = 0x00000fff |
| 20 | define i32 @f3(i32 %a) { |
| 21 | ; CHECK: f3: |
| 22 | ; CHECK: bfc r |
| 23 | %tmp = and i32 %a, 4095 |
| 24 | ret i32 %tmp |
| 25 | } |
| 26 | |
| 27 | ; 2147483646 = 0x7ffffffe not implementable w/ BFC |
| 28 | define i32 @f4(i32 %a) { |
| 29 | ; CHECK: f4: |
| 30 | %tmp = and i32 %a, 2147483646 |
| 31 | ret i32 %tmp |
| 32 | } |
