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1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py2; RUN: llc -mtriple=x86_64-apple-darwin < %s | FileCheck %s3 4; A MOV32ri is inside a loop, it has two successors, one successor is inside the5; same loop, the other successor is outside the loop. We should be able to sink6; MOV32ri outside the loop.7; rdar://119807668define i32 @sink_succ(i32 %argc, ptr nocapture %argv) nounwind uwtable ssp {9; CHECK-LABEL: sink_succ:10; CHECK: ## %bb.0: ## %entry11; CHECK-NEXT: xorl %eax, %eax12; CHECK-NEXT: .p2align 413; CHECK-NEXT: LBB0_1: ## %preheader14; CHECK-NEXT: ## =>This Loop Header: Depth=115; CHECK-NEXT: ## Child Loop BB0_2 Depth 216; CHECK-NEXT: ## Child Loop BB0_3 Depth 317; CHECK-NEXT: movl $1, %ecx18; CHECK-NEXT: .p2align 419; CHECK-NEXT: LBB0_2: ## %for.body1.lr20; CHECK-NEXT: ## Parent Loop BB0_1 Depth=121; CHECK-NEXT: ## => This Loop Header: Depth=222; CHECK-NEXT: ## Child Loop BB0_3 Depth 323; CHECK-NEXT: movl %ecx, %edx24; CHECK-NEXT: .p2align 425; CHECK-NEXT: LBB0_3: ## %for.body126; CHECK-NEXT: ## Parent Loop BB0_1 Depth=127; CHECK-NEXT: ## Parent Loop BB0_2 Depth=228; CHECK-NEXT: ## => This Inner Loop Header: Depth=329; CHECK-NEXT: decl %edx30; CHECK-NEXT: jne LBB0_331; CHECK-NEXT: ## %bb.4: ## %for.inc40.i32; CHECK-NEXT: ## in Loop: Header=BB0_2 Depth=233; CHECK-NEXT: incl %ecx34; CHECK-NEXT: cmpl $32, %ecx35; CHECK-NEXT: jne LBB0_236; CHECK-NEXT: ## %bb.5: ## %exit37; CHECK-NEXT: ## in Loop: Header=BB0_1 Depth=138; CHECK-NEXT: incl %eax39; CHECK-NEXT: cmpl $10, %eax40; CHECK-NEXT: jne LBB0_141; CHECK-NEXT: ## %bb.6: ## %for.body2.preheader42; CHECK-NEXT: movl $2048, %eax ## imm = 0x80043; CHECK-NEXT: .p2align 444; CHECK-NEXT: LBB0_7: ## %for.body245; CHECK-NEXT: ## =>This Inner Loop Header: Depth=146; CHECK-NEXT: decl %eax47; CHECK-NEXT: jne LBB0_748; CHECK-NEXT: ## %bb.8: ## %for.end2049; CHECK-NEXT: xorl %eax, %eax50; CHECK-NEXT: retq51entry:52 br label %preheader53 54preheader:55 %i.127 = phi i32 [ 0, %entry ], [ %inc9, %exit ]56 br label %for.body1.lr57 58for.body1.lr:59 %iv30 = phi i32 [ 1, %preheader ], [ %iv.next31, %for.inc40.i ]60 br label %for.body161 62for.body1:63 %iv.i = phi i64 [ 0, %for.body1.lr ], [ %iv.next.i, %for.body1 ]64 %iv.next.i = add i64 %iv.i, 165 %lftr.wideiv32 = trunc i64 %iv.next.i to i3266 %exitcond33 = icmp eq i32 %lftr.wideiv32, %iv3067 br i1 %exitcond33, label %for.inc40.i, label %for.body168 69for.inc40.i:70 %iv.next31 = add i32 %iv30, 171 %exitcond49.i = icmp eq i32 %iv.next31, 3272 br i1 %exitcond49.i, label %exit, label %for.body1.lr73 74exit:75 %inc9 = add nsw i32 %i.127, 176 %exitcond34 = icmp eq i32 %inc9, 1077 br i1 %exitcond34, label %for.body2, label %preheader78 79for.body2:80 %iv = phi i64 [ %iv.next, %for.body2 ], [ 0, %exit ]81 %iv.next = add i64 %iv, 182 %lftr.wideiv = trunc i64 %iv.next to i3283 %exitcond = icmp eq i32 %lftr.wideiv, 204884 br i1 %exitcond, label %for.end20, label %for.body285 86for.end20:87 ret i32 088}89 90define i32 @sink_out_of_loop(i32 %n, ptr %output) {91; CHECK-LABEL: sink_out_of_loop:92; CHECK: ## %bb.0: ## %entry93; CHECK-NEXT: xorl %ecx, %ecx94; CHECK-NEXT: .p2align 495; CHECK-NEXT: LBB1_1: ## %loop96; CHECK-NEXT: ## =>This Inner Loop Header: Depth=197; CHECK-NEXT: movl %ecx, %eax98; CHECK-NEXT: movl %ecx, (%rsi,%rcx,4)99; CHECK-NEXT: incq %rcx100; CHECK-NEXT: cmpl %edi, %ecx101; CHECK-NEXT: jl LBB1_1102; CHECK-NEXT: ## %bb.2: ## %exit103; CHECK-NEXT: imull %eax, %eax104; CHECK-NEXT: retq105entry:106 br label %loop107 108loop:109 %i = phi i32 [ 0, %entry ], [ %i2, %loop ]110 %j = mul i32 %i, %i111 %addr = getelementptr i32, ptr %output, i32 %i112 store i32 %i, ptr %addr113 %i2 = add i32 %i, 1114 %exit_cond = icmp sge i32 %i2, %n115 br i1 %exit_cond, label %exit, label %loop116 117exit:118 ret i32 %j119}120