; RUN: llc < %s -mtriple=i386-unknown-unknown -jump-is-expensive=0 | FileCheck %s --check-prefix=JUMP2 --check-prefix=CHECK ; RUN: llc < %s -mtriple=i386-unknown-unknown -jump-is-expensive=1 | FileCheck %s --check-prefix=JUMP1 --check-prefix=CHECK define void @foo(i32 %X, i32 %Y, i32 %Z) nounwind { ; JUMP2-LABEL: foo: ; JUMP2-DAG: jl ; JUMP2-DAG: je ; ; JUMP1-LABEL: foo: ; JUMP1-DAG: sete ; JUMP1-DAG: setl ; JUMP1: orb ; JUMP1: jne entry: %tmp1 = icmp eq i32 %X, 0 %tmp3 = icmp slt i32 %Y, 5 %tmp4 = or i1 %tmp3, %tmp1 br i1 %tmp4, label %cond_true, label %UnifiedReturnBlock cond_true: %tmp5 = tail call i32 (...) @bar( ) ret void UnifiedReturnBlock: ret void } ; If the branch is unpredictable, don't add another branch ; regardless of whether they are expensive or not. define void @unpredictable(i32 %X, i32 %Y, i32 %Z) nounwind { ; CHECK-LABEL: unpredictable: ; CHECK-DAG: sete ; CHECK-DAG: setl ; CHECK: orb ; CHECK: jne entry: %tmp1 = icmp eq i32 %X, 0 %tmp3 = icmp slt i32 %Y, 5 %tmp4 = or i1 %tmp3, %tmp1 br i1 %tmp4, label %cond_true, label %UnifiedReturnBlock, !unpredictable !0 cond_true: %tmp5 = tail call i32 (...) @bar( ) ret void UnifiedReturnBlock: ret void } declare i32 @bar(...) !0 = !{}