| Ulrich Weigand | 9e3577f | 2013-05-06 16:17:29 +0000 | [diff] [blame] | 1 | ; Test constant addresses, unlikely as they are. |
| 2 | ; |
| 3 | ; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s |
| 4 | |
| 5 | define void @f1() { |
| Stephen Lin | d24ab20 | 2013-07-14 06:24:09 +0000 | [diff] [blame] | 6 | ; CHECK-LABEL: f1: |
| Ulrich Weigand | 9e3577f | 2013-05-06 16:17:29 +0000 | [diff] [blame] | 7 | ; CHECK: lb %r0, 0 |
| 8 | ; CHECK: br %r14 |
| 9 | %ptr = inttoptr i64 0 to i8 * |
| 10 | %val = load volatile i8 *%ptr |
| 11 | ret void |
| 12 | } |
| 13 | |
| 14 | define void @f2() { |
| Stephen Lin | d24ab20 | 2013-07-14 06:24:09 +0000 | [diff] [blame] | 15 | ; CHECK-LABEL: f2: |
| Ulrich Weigand | 9e3577f | 2013-05-06 16:17:29 +0000 | [diff] [blame] | 16 | ; CHECK: lb %r0, -524288 |
| 17 | ; CHECK: br %r14 |
| 18 | %ptr = inttoptr i64 -524288 to i8 * |
| 19 | %val = load volatile i8 *%ptr |
| 20 | ret void |
| 21 | } |
| 22 | |
| 23 | define void @f3() { |
| Stephen Lin | d24ab20 | 2013-07-14 06:24:09 +0000 | [diff] [blame] | 24 | ; CHECK-LABEL: f3: |
| Ulrich Weigand | 9e3577f | 2013-05-06 16:17:29 +0000 | [diff] [blame] | 25 | ; CHECK-NOT: lb %r0, -524289 |
| 26 | ; CHECK: br %r14 |
| 27 | %ptr = inttoptr i64 -524289 to i8 * |
| 28 | %val = load volatile i8 *%ptr |
| 29 | ret void |
| 30 | } |
| 31 | |
| 32 | define void @f4() { |
| Stephen Lin | d24ab20 | 2013-07-14 06:24:09 +0000 | [diff] [blame] | 33 | ; CHECK-LABEL: f4: |
| Ulrich Weigand | 9e3577f | 2013-05-06 16:17:29 +0000 | [diff] [blame] | 34 | ; CHECK: lb %r0, 524287 |
| 35 | ; CHECK: br %r14 |
| 36 | %ptr = inttoptr i64 524287 to i8 * |
| 37 | %val = load volatile i8 *%ptr |
| 38 | ret void |
| 39 | } |
| 40 | |
| 41 | define void @f5() { |
| Stephen Lin | d24ab20 | 2013-07-14 06:24:09 +0000 | [diff] [blame] | 42 | ; CHECK-LABEL: f5: |
| Ulrich Weigand | 9e3577f | 2013-05-06 16:17:29 +0000 | [diff] [blame] | 43 | ; CHECK-NOT: lb %r0, 524288 |
| 44 | ; CHECK: br %r14 |
| 45 | %ptr = inttoptr i64 524288 to i8 * |
| 46 | %val = load volatile i8 *%ptr |
| 47 | ret void |
| 48 | } |