| ; Test all condition-code masks that are relevant for signed integer |
| ; comparisons. |
| ; |
| ; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s |
| |
| define void @f1(i32 *%src, i32 %target) { |
| ; CHECK: f1: |
| ; CHECK: .cfi_startproc |
| ; CHECK: .L[[LABEL:.*]]: |
| ; CHECK: c %r3, 0(%r2) |
| ; CHECK-NEXT: j{{g?}}e .L[[LABEL]] |
| br label %loop |
| loop: |
| %val = load volatile i32 *%src |
| %cond = icmp eq i32 %target, %val |
| br i1 %cond, label %loop, label %exit |
| exit: |
| ret void |
| } |
| |
| define void @f2(i32 *%src, i32 %target) { |
| ; CHECK: f2: |
| ; CHECK: .cfi_startproc |
| ; CHECK: .L[[LABEL:.*]]: |
| ; CHECK: c %r3, 0(%r2) |
| ; CHECK-NEXT: j{{g?}}lh .L[[LABEL]] |
| br label %loop |
| loop: |
| %val = load volatile i32 *%src |
| %cond = icmp ne i32 %target, %val |
| br i1 %cond, label %loop, label %exit |
| exit: |
| ret void |
| } |
| |
| define void @f3(i32 *%src, i32 %target) { |
| ; CHECK: f3: |
| ; CHECK: .cfi_startproc |
| ; CHECK: .L[[LABEL:.*]]: |
| ; CHECK: c %r3, 0(%r2) |
| ; CHECK-NEXT: j{{g?}}le .L[[LABEL]] |
| br label %loop |
| loop: |
| %val = load volatile i32 *%src |
| %cond = icmp sle i32 %target, %val |
| br i1 %cond, label %loop, label %exit |
| exit: |
| ret void |
| } |
| |
| define void @f4(i32 *%src, i32 %target) { |
| ; CHECK: f4: |
| ; CHECK: .cfi_startproc |
| ; CHECK: .L[[LABEL:.*]]: |
| ; CHECK: c %r3, 0(%r2) |
| ; CHECK-NEXT: j{{g?}}l .L[[LABEL]] |
| br label %loop |
| loop: |
| %val = load volatile i32 *%src |
| %cond = icmp slt i32 %target, %val |
| br i1 %cond, label %loop, label %exit |
| exit: |
| ret void |
| } |
| |
| define void @f5(i32 *%src, i32 %target) { |
| ; CHECK: f5: |
| ; CHECK: .cfi_startproc |
| ; CHECK: .L[[LABEL:.*]]: |
| ; CHECK: c %r3, 0(%r2) |
| ; CHECK-NEXT: j{{g?}}h .L[[LABEL]] |
| br label %loop |
| loop: |
| %val = load volatile i32 *%src |
| %cond = icmp sgt i32 %target, %val |
| br i1 %cond, label %loop, label %exit |
| exit: |
| ret void |
| } |
| |
| define void @f6(i32 *%src, i32 %target) { |
| ; CHECK: f6: |
| ; CHECK: .cfi_startproc |
| ; CHECK: .L[[LABEL:.*]]: |
| ; CHECK: c %r3, 0(%r2) |
| ; CHECK-NEXT: j{{g?}}he .L[[LABEL]] |
| br label %loop |
| loop: |
| %val = load volatile i32 *%src |
| %cond = icmp sge i32 %target, %val |
| br i1 %cond, label %loop, label %exit |
| exit: |
| ret void |
| } |