| Richard Sandiford | 93183ee | 2013-09-18 09:56:40 +0000 | [diff] [blame] | 1 | ; Test all condition-code masks that are relevant for CLRJ. |
| 2 | ; |
| 3 | ; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s |
| 4 | |
| 5 | declare i32 @foo() |
| 6 | @g1 = global i16 0 |
| 7 | |
| 8 | define void @f1(i32 %target) { |
| 9 | ; CHECK-LABEL: f1: |
| 10 | ; CHECK: .cfi_def_cfa_offset |
| 11 | ; CHECK: .L[[LABEL:.*]]: |
| 12 | ; CHECK: clrjle %r2, {{%r[0-9]+}}, .L[[LABEL]] |
| 13 | br label %loop |
| 14 | loop: |
| 15 | %val = call i32 @foo() |
| 16 | %cond = icmp ule i32 %val, %target |
| 17 | br i1 %cond, label %loop, label %exit |
| 18 | exit: |
| 19 | ret void |
| 20 | } |
| 21 | |
| 22 | define void @f2(i32 %target) { |
| 23 | ; CHECK-LABEL: f2: |
| 24 | ; CHECK: .cfi_def_cfa_offset |
| 25 | ; CHECK: .L[[LABEL:.*]]: |
| 26 | ; CHECK: clrjl %r2, {{%r[0-9]+}}, .L[[LABEL]] |
| 27 | br label %loop |
| 28 | loop: |
| 29 | %val = call i32 @foo() |
| 30 | %cond = icmp ult i32 %val, %target |
| 31 | br i1 %cond, label %loop, label %exit |
| 32 | exit: |
| 33 | ret void |
| 34 | } |
| 35 | |
| 36 | define void @f3(i32 %target) { |
| 37 | ; CHECK-LABEL: f3: |
| 38 | ; CHECK: .cfi_def_cfa_offset |
| 39 | ; CHECK: .L[[LABEL:.*]]: |
| 40 | ; CHECK: clrjh %r2, {{%r[0-9]+}}, .L[[LABEL]] |
| 41 | br label %loop |
| 42 | loop: |
| 43 | %val = call i32 @foo() |
| 44 | %cond = icmp ugt i32 %val, %target |
| 45 | br i1 %cond, label %loop, label %exit |
| 46 | exit: |
| 47 | ret void |
| 48 | } |
| 49 | |
| 50 | define void @f4(i32 %target) { |
| 51 | ; CHECK-LABEL: f4: |
| 52 | ; CHECK: .cfi_def_cfa_offset |
| 53 | ; CHECK: .L[[LABEL:.*]]: |
| 54 | ; CHECK: clrjhe %r2, {{%r[0-9]+}}, .L[[LABEL]] |
| 55 | br label %loop |
| 56 | loop: |
| 57 | %val = call i32 @foo() |
| 58 | %cond = icmp uge i32 %val, %target |
| 59 | br i1 %cond, label %loop, label %exit |
| 60 | exit: |
| 61 | ret void |
| 62 | } |