File: apply-penalty-for-inputs.ll

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llvm-toolchain-20 1%3A20.1.6-1~exp1
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; REQUIRES: asserts
; RUN: opt -passes=hotcoldsplit -debug-only=hotcoldsplit -hotcoldsplit-threshold=2 -hotcoldsplit-max-params=2 -S < %s -o /dev/null 2>&1 | FileCheck %s

declare void @sink(ptr, i32, i32) cold

@g = global i32 0

define void @foo(i32 %arg, i1 %arg2) {
  %local = load i32, ptr @g
  br i1 %arg2, label %cold, label %exit

cold:
  ; CHECK: Applying penalty for splitting: 2
  ; CHECK-NEXT: Applying penalty for: 2 params
  ; CHECK-NEXT: Applying penalty for: 0 outputs/split phis
  ; CHECK-NEXT: penalty = 6
  call void @sink(ptr @g, i32 %arg, i32 %local)
  ret void

exit:
  ret void
}

define void @bar(ptr %p1, i32 %p2, i32 %p3, i1 %arg) {
  br i1 %arg, label %cold, label %exit

cold:
  ; CHECK: Applying penalty for splitting: 2
  ; CHECK-NEXT: 3 inputs and 0 outputs exceeds parameter limit (2)
  ; CHECK-NEXT: penalty = 2147483647
  call void @sink(ptr %p1, i32 %p2, i32 %p3)
  ret void

exit:
  ret void
}