54 lines
1011 B
LLVM
54 lines
1011 B
LLVM
; 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, i32* %c, i32* %d) {
|
|
entry:
|
|
store i32 3, i32* %d
|
|
br label %B1
|
|
|
|
B2:
|
|
store i32 2, i32* %c
|
|
br label %B4
|
|
|
|
B3:
|
|
store i32 2, i32* %c
|
|
br label %B4
|
|
|
|
B1:
|
|
store i32 1, i32* %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, i32* %c, i32* %d, i32* %e) {
|
|
|
|
%test0 = icmp slt i32 %a, %b
|
|
br i1 %test0, label %B1, label %B2, !prof !1
|
|
|
|
B1:
|
|
br label %B3
|
|
|
|
B2:
|
|
store i32 2, i32* %c
|
|
br label %B3
|
|
|
|
B3:
|
|
store i32 3, i32* %e
|
|
ret void
|
|
}
|
|
|
|
!1 = !{!"branch_weights", i32 248, i32 8}
|