File: taildup-branch-weight.ll

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llvm-toolchain-19 1%3A19.1.7-3~deb12u1
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; RUN: llc < %s -mtriple=arm-eabi -stop-after=tailduplication -tail-dup-size=100 \
; RUN:      -enable-tail-merge=false -disable-cgp | FileCheck %s

; CHECK: name:            test0
; CHECK: successors: %bb.1(0x04000000), %bb.2(0x7c000000)

define void @test0(i32 %a, i32 %b, ptr %c, ptr %d) {
entry:
  store i32 3, ptr %d
  br label %B1

B2:
  store i32 2, ptr %c
  br label %B4

B3:
  store i32 2, ptr %c
  br label %B4

B1:
  store i32 1, ptr %d
  %test0 = icmp slt i32 %a, %b
  br i1 %test0, label %B2, label %B3, !prof !0

B4:
  ret void
}

!0 = !{!"branch_weights", i32 4, i32 124}

; CHECK: name:            test1
; CHECK: successors: %bb.2(0x7c000000), %bb.1(0x04000000)

@g0 = common global i32 0, align 4

define void @test1(i32 %a, i32 %b, ptr %c, ptr %d, ptr %e) {

  %test0 = icmp slt i32 %a, %b
  br i1 %test0, label %B1, label %B2, !prof !1

B1:
  br label %B3

B2:
  store i32 2, ptr %c
  br label %B3

B3:
  store i32 3, ptr %e
  ret void
}

!1 = !{!"branch_weights", i32 248, i32 8}