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; RUN: opt -S -passes=hotcoldsplit -hotcoldsplit-threshold=0 < %s 2>&1 | FileCheck %s
%type1 = type opaque
%type2 = type opaque
declare void @llvm.lifetime.start.p0(i64, ptr nocapture)
declare void @llvm.lifetime.end.p0(i64, ptr nocapture)
declare void @use(ptr, ptr)
declare void @use2(ptr, ptr) cold
; CHECK-LABEL: define {{.*}}@foo(
define void @foo(i1 %arg) {
entry:
%local1 = alloca ptr
%local2 = alloca ptr
br i1 %arg, label %normalPath, label %outlinedPath
normalPath:
call void @use(ptr %local1, ptr %local2)
ret void
; CHECK-LABEL: codeRepl:
; CHECK-NEXT: call void @llvm.lifetime.start.p0(i64 -1, ptr %local1)
; CHECK-NEXT: call void @llvm.lifetime.start.p0(i64 -1, ptr %local2)
; CHECK-NEXT: call void @foo.cold.1(ptr %local1, ptr %local2
outlinedPath:
call void @llvm.lifetime.start.p0(i64 1, ptr %local1)
call void @llvm.lifetime.start.p0(i64 1, ptr %local2)
call void @use2(ptr %local1, ptr %local2)
call void @llvm.lifetime.end.p0(i64 1, ptr %local1)
call void @llvm.lifetime.end.p0(i64 1, ptr %local2)
br label %outlinedPathExit
outlinedPathExit:
ret void
}
; CHECK-LABEL: define {{.*}}@foo.cold.1(
; CHECK-NOT: @llvm.lifetime
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