diff options
Diffstat (limited to 'llvm/test/Transforms/HotColdSplit/outline-inner-region.ll')
-rw-r--r-- | llvm/test/Transforms/HotColdSplit/outline-inner-region.ll | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/llvm/test/Transforms/HotColdSplit/outline-inner-region.ll b/llvm/test/Transforms/HotColdSplit/outline-inner-region.ll new file mode 100644 index 0000000..73398bf --- /dev/null +++ b/llvm/test/Transforms/HotColdSplit/outline-inner-region.ll @@ -0,0 +1,49 @@ +; RUN: opt -S -passes=hotcoldsplit -hotcoldsplit-max-params=1 < %s | FileCheck %s + +target datalayout = "E-m:a-p:32:32-i64:64-n32" +target triple = "powerpc64-ibm-aix7.2.0.0" + +define void @foo(i32 %cond) { +; CHECK-LABEL: define {{.*}}@foo( +; CHECK: if.then: +; CHECK: br i1 {{.*}}, label %if.then1, label %codeRepl +; CHECK-LABEL: codeRepl: +; CHECK-NEXT: call void @foo.cold.1 +; +entry: + %cond.addr = alloca i32 + store i32 %cond, ptr %cond.addr + %0 = load i32, ptr %cond.addr + %tobool = icmp ne i32 %0, 0 + br i1 %tobool, label %if.then, label %if.end2 + +if.then: ; preds = %entry + %1 = load i32, ptr %cond.addr + call void @sink(i32 %0) + %cmp = icmp sgt i32 %1, 10 + br i1 %cmp, label %if.then1, label %if.else + +if.then1: ; preds = %if.then + call void @sideeffect(i32 2) + br label %if.end + +if.else: ; preds = %if.then + call void @sink(i32 0) + call void @sideeffect(i32 0) + br label %if.end + +if.end: ; preds = %if.else, %if.then1 + br label %if.end2 + +if.end2: ; preds = %entry + call void @sideeffect(i32 1) + ret void +} + +; CHECK-LABEL: define {{.*}}@foo.cold.1 +; CHECK: call {{.*}}@sink +; CHECK-NEXT: call {{.*}}@sideeffect + +declare void @sideeffect(i32) + +declare void @sink(i32) cold |