; RUN: llc < %s -O1 -mcpu=atom -mtriple=i686-linux | FileCheck %s declare void @external_function(...) define i32 @test_return_val(i32 %a) nounwind { ; CHECK: test_return_val ; CHECK: movl ; CHECK: nop ; CHECK: nop ; CHECK: nop ; CHECK: nop ; CHECK: nop ; CHECK: nop ; CHECK: ret ret i32 %a } define i32 @test_optsize(i32 %a) nounwind optsize { ; CHECK: test_optsize ; CHECK: movl ; CHECK-NEXT: ret ret i32 %a } define i32 @test_minsize(i32 %a) nounwind minsize { ; CHECK: test_minsize ; CHECK: movl ; CHECK-NEXT: ret ret i32 %a } define i32 @test_pgso(i32 %a) nounwind !prof !14 { ; CHECK: test_pgso ; CHECK: movl ; CHECK-NEXT: ret ret i32 %a } define i32 @test_add(i32 %a, i32 %b) nounwind { ; CHECK: test_add ; CHECK: addl ; CHECK: nop ; CHECK: nop ; CHECK: nop ; CHECK: nop ; CHECK: ret %result = add i32 %a, %b ret i32 %result } define i32 @test_multiple_ret(i32 %a, i32 %b, i1 %c) nounwind { ; CHECK: @test_multiple_ret ; CHECK: je ; CHECK: nop ; CHECK: nop ; CHECK: ret ; CHECK: nop ; CHECK: nop ; CHECK: ret br i1 %c, label %bb1, label %bb2 bb1: ret i32 %a bb2: ret i32 %b } define void @test_call_others(i32 %x) nounwind { ; CHECK: test_call_others ; CHECK: je %tobool = icmp eq i32 %x, 0 br i1 %tobool, label %if.end, label %true.case ; CHECK: jmp external_function true.case: tail call void bitcast (void (...)* @external_function to void ()*)() nounwind br label %if.end ; CHECK: nop ; CHECK: nop ; CHECK: nop ; CHECK: nop ; CHECK: ret if.end: ret void } define void @test_branch_to_same_bb(i32 %x, i32 %y) nounwind { ; CHECK: @test_branch_to_same_bb %cmp = icmp sgt i32 %x, 0 br i1 %cmp, label %while.cond, label %while.end while.cond: br label %while.cond ; CHECK: nop ; CHECK: nop ; CHECK: nop ; CHECK: nop ; CHECK: ret while.end: ret void } !llvm.module.flags = !{!0} !0 = !{i32 1, !"ProfileSummary", !1} !1 = !{!2, !3, !4, !5, !6, !7, !8, !9} !2 = !{!"ProfileFormat", !"InstrProf"} !3 = !{!"TotalCount", i64 10000} !4 = !{!"MaxCount", i64 10} !5 = !{!"MaxInternalCount", i64 1} !6 = !{!"MaxFunctionCount", i64 1000} !7 = !{!"NumCounts", i64 3} !8 = !{!"NumFunctions", i64 3} !9 = !{!"DetailedSummary", !10} !10 = !{!11, !12, !13} !11 = !{i32 10000, i64 100, i32 1} !12 = !{i32 999000, i64 100, i32 1} !13 = !{i32 999999, i64 1, i32 2} !14 = !{!"function_entry_count", i64 0}