; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt -passes='loop-unroll<runtime;partial>' -S %s | FileCheck %s target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128-ni:1-p2:32:8:8:32-ni:2" ; Make sure SCEVs for phis are properly invalidated after phis are modified. declare void @llvm.experimental.deoptimize.isVoid(...) declare i32 @get() define void @pr56282() { ; CHECK-LABEL: @pr56282( ; CHECK-NEXT: entry: ; CHECK-NEXT: br label [[OUTER_HEADER:%.*]] ; CHECK: outer.header: ; CHECK-NEXT: [[OUTER_IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[OUTER_IV_NEXT:%.*]], [[INNER_2:%.*]] ] ; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[OUTER_IV]], 1 ; CHECK-NEXT: [[TMP1:%.*]] = freeze i64 [[TMP0]] ; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[TMP1]], -1 ; CHECK-NEXT: [[XTRAITER:%.*]] = and i64 [[TMP1]], 7 ; CHECK-NEXT: [[TMP3:%.*]] = icmp ult i64 [[TMP2]], 7 ; CHECK-NEXT: br i1 [[TMP3]], label [[OUTER_MIDDLE_UNR_LCSSA:%.*]], label [[OUTER_HEADER_NEW:%.*]] ; CHECK: outer.header.new: ; CHECK-NEXT: [[UNROLL_ITER:%.*]] = sub i64 [[TMP1]], [[XTRAITER]] ; CHECK-NEXT: br label [[INNER_1_HEADER:%.*]] ; CHECK: inner.1.header: ; CHECK-NEXT: [[INNER_1_IV:%.*]] = phi i64 [ 0, [[OUTER_HEADER_NEW]] ], [ [[INNER_1_IV_NEXT_7:%.*]], [[INNER_1_LATCH_7:%.*]] ] ; CHECK-NEXT: [[NITER:%.*]] = phi i64 [ 0, [[OUTER_HEADER_NEW]] ], [ [[NITER_NEXT_7:%.*]], [[INNER_1_LATCH_7]] ] ; CHECK-NEXT: [[INNER_1_IV_NEXT:%.*]] = add nuw nsw i64 [[INNER_1_IV]], 1 ; CHECK-NEXT: [[V:%.*]] = call i32 @get() ; CHECK-NEXT: [[C_1:%.*]] = icmp ugt i32 [[V]], 0 ; CHECK-NEXT: br i1 [[C_1]], label [[INNER_1_LATCH:%.*]], label [[EXIT_DEOPT_LOOPEXIT:%.*]] ; CHECK: inner.1.latch: ; CHECK-NEXT: [[NITER_NEXT:%.*]] = add nuw nsw i64 [[NITER]], 1 ; CHECK-NEXT: [[INNER_1_IV_NEXT_1:%.*]] = add nuw nsw i64 [[INNER_1_IV_NEXT]], 1 ; CHECK-NEXT: [[V_1:%.*]] = call i32 @get() ; CHECK-NEXT: [[C_1_1:%.*]] = icmp ugt i32 [[V_1]], 0 ; CHECK-NEXT: br i1 [[C_1_1]], label [[INNER_1_LATCH_1:%.*]], label [[EXIT_DEOPT_LOOPEXIT]] ; CHECK: inner.1.latch.1: ; CHECK-NEXT: [[NITER_NEXT_1:%.*]] = add nuw nsw i64 [[NITER_NEXT]], 1 ; CHECK-NEXT: [[INNER_1_IV_NEXT_2:%.*]] = add nuw nsw i64 [[INNER_1_IV_NEXT_1]], 1 ; CHECK-NEXT: [[V_2:%.*]] = call i32 @get() ; CHECK-NEXT: [[C_1_2:%.*]] = icmp ugt i32 [[V_2]], 0 ; CHECK-NEXT: br i1 [[C_1_2]], label [[INNER_1_LATCH_2:%.*]], label [[EXIT_DEOPT_LOOPEXIT]] ; CHECK: inner.1.latch.2: ; CHECK-NEXT: [[NITER_NEXT_2:%.*]] = add nuw nsw i64 [[NITER_NEXT_1]], 1 ; CHECK-NEXT: [[INNER_1_IV_NEXT_3:%.*]] = add nuw nsw i64 [[INNER_1_IV_NEXT_2]], 1 ; CHECK-NEXT: [[V_3:%.*]] = call i32 @get() ; CHECK-NEXT: [[C_1_3:%.*]] = icmp ugt i32 [[V_3]], 0 ; CHECK-NEXT: br i1 [[C_1_3]], label [[INNER_1_LATCH_3:%.*]], label [[EXIT_DEOPT_LOOPEXIT]] ; CHECK: inner.1.latch.3: ; CHECK-NEXT: [[NITER_NEXT_3:%.*]] = add nuw nsw i64 [[NITER_NEXT_2]], 1 ; CHECK-NEXT: [[INNER_1_IV_NEXT_4:%.*]] = add nuw nsw i64 [[INNER_1_IV_NEXT_3]], 1 ; CHECK-NEXT: [[V_4:%.*]] = call i32 @get() ; CHECK-NEXT: [[C_1_4:%.*]] = icmp ugt i32 [[V_4]], 0 ; CHECK-NEXT: br i1 [[C_1_4]], label [[INNER_1_LATCH_4:%.*]], label [[EXIT_DEOPT_LOOPEXIT]] ; CHECK: inner.1.latch.4: ; CHECK-NEXT: [[NITER_NEXT_4:%.*]] = add nuw nsw i64 [[NITER_NEXT_3]], 1 ; CHECK-NEXT: [[INNER_1_IV_NEXT_5:%.*]] = add nuw nsw i64 [[INNER_1_IV_NEXT_4]], 1 ; CHECK-NEXT: [[V_5:%.*]] = call i32 @get() ; CHECK-NEXT: [[C_1_5:%.*]] = icmp ugt i32 [[V_5]], 0 ; CHECK-NEXT: br i1 [[C_1_5]], label [[INNER_1_LATCH_5:%.*]], label [[EXIT_DEOPT_LOOPEXIT]] ; CHECK: inner.1.latch.5: ; CHECK-NEXT: [[NITER_NEXT_5:%.*]] = add nuw nsw i64 [[NITER_NEXT_4]], 1 ; CHECK-NEXT: [[INNER_1_IV_NEXT_6:%.*]] = add nuw nsw i64 [[INNER_1_IV_NEXT_5]], 1 ; CHECK-NEXT: [[V_6:%.*]] = call i32 @get() ; CHECK-NEXT: [[C_1_6:%.*]] = icmp ugt i32 [[V_6]], 0 ; CHECK-NEXT: br i1 [[C_1_6]], label [[INNER_1_LATCH_6:%.*]], label [[EXIT_DEOPT_LOOPEXIT]] ; CHECK: inner.1.latch.6: ; CHECK-NEXT: [[NITER_NEXT_6:%.*]] = add nuw nsw i64 [[NITER_NEXT_5]], 1 ; CHECK-NEXT: [[INNER_1_IV_NEXT_7]] = add nuw nsw i64 [[INNER_1_IV_NEXT_6]], 1 ; CHECK-NEXT: [[V_7:%.*]] = call i32 @get() ; CHECK-NEXT: [[C_1_7:%.*]] = icmp ugt i32 [[V_7]], 0 ; CHECK-NEXT: br i1 [[C_1_7]], label [[INNER_1_LATCH_7]], label [[EXIT_DEOPT_LOOPEXIT]] ; CHECK: inner.1.latch.7: ; CHECK-NEXT: [[NITER_NEXT_7]] = add i64 [[NITER_NEXT_6]], 1 ; CHECK-NEXT: [[NITER_NCMP_7:%.*]] = icmp ne i64 [[NITER_NEXT_7]], [[UNROLL_ITER]] ; CHECK-NEXT: br i1 [[NITER_NCMP_7]], label [[INNER_1_HEADER]], label [[OUTER_MIDDLE_UNR_LCSSA_LOOPEXIT:%.*]] ; CHECK: outer.middle.unr-lcssa.loopexit: ; CHECK-NEXT: [[V_LCSSA1_PH_PH:%.*]] = phi i32 [ [[V_7]], [[INNER_1_LATCH_7]] ] ; CHECK-NEXT: [[INNER_1_IV_UNR_PH:%.*]] = phi i64 [ [[INNER_1_IV_NEXT_7]], [[INNER_1_LATCH_7]] ] ; CHECK-NEXT: br label [[OUTER_MIDDLE_UNR_LCSSA]] ; CHECK: outer.middle.unr-lcssa: ; CHECK-NEXT: [[V_LCSSA1_PH:%.*]] = phi i32 [ undef, [[OUTER_HEADER]] ], [ [[V_LCSSA1_PH_PH]], [[OUTER_MIDDLE_UNR_LCSSA_LOOPEXIT]] ] ; CHECK-NEXT: [[INNER_1_IV_UNR:%.*]] = phi i64 [ 0, [[OUTER_HEADER]] ], [ [[INNER_1_IV_UNR_PH]], [[OUTER_MIDDLE_UNR_LCSSA_LOOPEXIT]] ] ; CHECK-NEXT: [[LCMP_MOD:%.*]] = icmp ne i64 [[XTRAITER]], 0 ; CHECK-NEXT: br i1 [[LCMP_MOD]], label [[INNER_1_HEADER_EPIL_PREHEADER:%.*]], label [[OUTER_MIDDLE:%.*]] ; CHECK: inner.1.header.epil.preheader: ; CHECK-NEXT: br label [[INNER_1_HEADER_EPIL:%.*]] ; CHECK: inner.1.header.epil: ; CHECK-NEXT: [[INNER_1_IV_EPIL:%.*]] = phi i64 [ [[INNER_1_IV_UNR]], [[INNER_1_HEADER_EPIL_PREHEADER]] ], [ [[INNER_1_IV_NEXT_EPIL:%.*]], [[INNER_1_LATCH_EPIL:%.*]] ] ; CHECK-NEXT: [[EPIL_ITER:%.*]] = phi i64 [ 0, [[INNER_1_HEADER_EPIL_PREHEADER]] ], [ [[EPIL_ITER_NEXT:%.*]], [[INNER_1_LATCH_EPIL]] ] ; CHECK-NEXT: [[INNER_1_IV_NEXT_EPIL]] = add nuw nsw i64 [[INNER_1_IV_EPIL]], 1 ; CHECK-NEXT: [[V_EPIL:%.*]] = call i32 @get() ; CHECK-NEXT: [[C_1_EPIL:%.*]] = icmp ugt i32 [[V_EPIL]], 0 ; CHECK-NEXT: br i1 [[C_1_EPIL]], label [[INNER_1_LATCH_EPIL]], label [[EXIT_DEOPT_LOOPEXIT3:%.*]] ; CHECK: inner.1.latch.epil: ; CHECK-NEXT: [[C_2_EPIL:%.*]] = icmp ult i64 [[INNER_1_IV_EPIL]], [[OUTER_IV]] ; CHECK-NEXT: [[EPIL_ITER_NEXT]] = add i64 [[EPIL_ITER]], 1 ; CHECK-NEXT: [[EPIL_ITER_CMP:%.*]] = icmp ne i64 [[EPIL_ITER_NEXT]], [[XTRAITER]] ; CHECK-NEXT: br i1 [[EPIL_ITER_CMP]], label [[INNER_1_HEADER_EPIL]], label [[OUTER_MIDDLE_EPILOG_LCSSA:%.*]], !llvm.loop [[LOOP0:![0-9]+]] ; CHECK: outer.middle.epilog-lcssa: ; CHECK-NEXT: [[V_LCSSA1_PH2:%.*]] = phi i32 [ [[V_EPIL]], [[INNER_1_LATCH_EPIL]] ] ; CHECK-NEXT: br label [[OUTER_MIDDLE]] ; CHECK: outer.middle: ; CHECK-NEXT: [[V_LCSSA1:%.*]] = phi i32 [ [[V_LCSSA1_PH]], [[OUTER_MIDDLE_UNR_LCSSA]] ], [ [[V_LCSSA1_PH2]], [[OUTER_MIDDLE_EPILOG_LCSSA]] ] ; CHECK-NEXT: [[C_3:%.*]] = icmp ugt i32 [[V_LCSSA1]], 0 ; CHECK-NEXT: br i1 [[C_3]], label [[INNER_2_PREHEADER:%.*]], label [[EXIT:%.*]] ; CHECK: inner.2.preheader: ; CHECK-NEXT: br label [[INNER_2]] ; CHECK: inner.2: ; CHECK-NEXT: [[OUTER_IV_NEXT]] = add nuw nsw i64 [[OUTER_IV]], 1 ; CHECK-NEXT: br label [[OUTER_HEADER]] ; CHECK: exit: ; CHECK-NEXT: ret void ; CHECK: exit.deopt.loopexit: ; CHECK-NEXT: br label [[EXIT_DEOPT:%.*]] ; CHECK: exit.deopt.loopexit3: ; CHECK-NEXT: br label [[EXIT_DEOPT]] ; CHECK: exit.deopt: ; CHECK-NEXT: call void (...) @llvm.experimental.deoptimize.isVoid(i32 0) [ "deopt"() ] ; CHECK-NEXT: ret void ; entry: br label %outer.header outer.header: %outer.iv = phi i64 [ 0, %entry ], [ %outer.iv.next, %outer.latch ] br label %inner.1.header inner.1.header: %inner.1.iv = phi i64 [ 0, %outer.header ], [ %inner.1.iv.next, %inner.1.latch ] %inner.1.iv.next = add nuw nsw i64 %inner.1.iv, 1 %v = call i32 @get() %c.1 = icmp ugt i32 %v, 0 br i1 %c.1, label %inner.1.latch, label %exit.deopt inner.1.latch: ; preds = %inner.1.header %c.2 = icmp ult i64 %inner.1.iv, %outer.iv br i1 %c.2, label %inner.1.header, label %outer.middle outer.middle: %c.3 = icmp ugt i32 %v, 0 br i1 %c.3, label %inner.2, label %exit inner.2: %inner.2.iv = phi i64 [ 0, %outer.middle ], [ %inner.2.iv.next, %inner.2 ] %inner.2.iv.next = add nsw i64 %inner.2.iv, -1 %iv.trunc = trunc i64 %inner.2.iv to i32 %c.4 = icmp ult i32 %v, %iv.trunc br i1 %c.4, label %inner.2, label %outer.latch outer.latch: %outer.iv.next = add nuw nsw i64 %outer.iv, 1 br label %outer.header exit: ret void exit.deopt: call void (...) @llvm.experimental.deoptimize.isVoid(i32 0) [ "deopt"() ] ret void } declare void @bar() declare void @use.2(ptr, i32) define void @pr56286(i64 %x, ptr %src, ptr %dst, ptr %ptr.src) !prof !0 { ; CHECK-LABEL: @pr56286( ; CHECK-NEXT: bb: ; CHECK-NEXT: [[SMAX:%.*]] = call i64 @llvm.smax.i64(i64 [[X:%.*]], i64 1) ; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[SMAX]], 1 ; CHECK-NEXT: [[TMP1:%.*]] = sub i64 [[TMP0]], [[X]] ; CHECK-NEXT: br label [[OUTER_HEADER:%.*]] ; CHECK: outer.header: ; CHECK-NEXT: [[OUTER_P:%.*]] = phi i32 [ 0, [[BB:%.*]] ], [ [[L_1_LCSSA:%.*]], [[OUTER_LATCH:%.*]] ] ; CHECK-NEXT: [[TMP2:%.*]] = freeze i64 [[TMP1]] ; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[TMP2]], -1 ; CHECK-NEXT: [[XTRAITER:%.*]] = and i64 [[TMP2]], 7 ; CHECK-NEXT: [[LCMP_MOD:%.*]] = icmp ne i64 [[XTRAITER]], 0 ; CHECK-NEXT: br i1 [[LCMP_MOD]], label [[INNER_1_HEADER_PROL_PREHEADER:%.*]], label [[INNER_1_HEADER_PROL_LOOPEXIT:%.*]] ; CHECK: inner.1.header.prol.preheader: ; CHECK-NEXT: br label [[INNER_1_HEADER_PROL:%.*]] ; CHECK: inner.1.header.prol: ; CHECK-NEXT: [[INNER_1_IV_PROL:%.*]] = phi i64 [ [[X]], [[INNER_1_HEADER_PROL_PREHEADER]] ], [ [[INNER_1_IV_NEXT_PROL:%.*]], [[INNER_1_LATCH_PROL:%.*]] ] ; CHECK-NEXT: [[PROL_ITER:%.*]] = phi i64 [ 0, [[INNER_1_HEADER_PROL_PREHEADER]] ], [ [[PROL_ITER_NEXT:%.*]], [[INNER_1_LATCH_PROL]] ] ; CHECK-NEXT: [[CMP_1_PROL:%.*]] = icmp sgt i32 [[OUTER_P]], 0 ; CHECK-NEXT: br i1 [[CMP_1_PROL]], label [[EXIT_DEOPT_LOOPEXIT1:%.*]], label [[INNER_1_LATCH_PROL]] ; CHECK: inner.1.latch.prol: ; CHECK-NEXT: [[L_1_PROL:%.*]] = load i32, ptr [[SRC:%.*]], align 4 ; CHECK-NEXT: store i32 [[L_1_PROL]], ptr [[DST:%.*]], align 8 ; CHECK-NEXT: [[INNER_1_IV_NEXT_PROL]] = add i64 [[INNER_1_IV_PROL]], 1 ; CHECK-NEXT: [[CMP_2_PROL:%.*]] = icmp sgt i64 [[INNER_1_IV_PROL]], 0 ; CHECK-NEXT: [[PROL_ITER_NEXT]] = add i64 [[PROL_ITER]], 1 ; CHECK-NEXT: [[PROL_ITER_CMP:%.*]] = icmp ne i64 [[PROL_ITER_NEXT]], [[XTRAITER]] ; CHECK-NEXT: br i1 [[PROL_ITER_CMP]], label [[INNER_1_HEADER_PROL]], label [[INNER_1_HEADER_PROL_LOOPEXIT_UNR_LCSSA:%.*]], !prof [[PROF3:![0-9]+]], !llvm.loop [[LOOP4:![0-9]+]] ; CHECK: inner.1.header.prol.loopexit.unr-lcssa: ; CHECK-NEXT: [[L_1_LCSSA_UNR_PH:%.*]] = phi i32 [ [[L_1_PROL]], [[INNER_1_LATCH_PROL]] ] ; CHECK-NEXT: [[INNER_1_IV_UNR_PH:%.*]] = phi i64 [ [[INNER_1_IV_NEXT_PROL]], [[INNER_1_LATCH_PROL]] ] ; CHECK-NEXT: br label [[INNER_1_HEADER_PROL_LOOPEXIT]] ; CHECK: inner.1.header.prol.loopexit: ; CHECK-NEXT: [[L_1_LCSSA_UNR:%.*]] = phi i32 [ undef, [[OUTER_HEADER]] ], [ [[L_1_LCSSA_UNR_PH]], [[INNER_1_HEADER_PROL_LOOPEXIT_UNR_LCSSA]] ] ; CHECK-NEXT: [[INNER_1_IV_UNR:%.*]] = phi i64 [ [[X]], [[OUTER_HEADER]] ], [ [[INNER_1_IV_UNR_PH]], [[INNER_1_HEADER_PROL_LOOPEXIT_UNR_LCSSA]] ] ; CHECK-NEXT: [[TMP4:%.*]] = icmp ult i64 [[TMP3]], 7 ; CHECK-NEXT: br i1 [[TMP4]], label [[OUTER_MIDDLE:%.*]], label [[OUTER_HEADER_NEW:%.*]] ; CHECK: outer.header.new: ; CHECK-NEXT: br label [[INNER_1_HEADER:%.*]] ; CHECK: inner.1.header: ; CHECK-NEXT: [[INNER_1_IV:%.*]] = phi i64 [ [[INNER_1_IV_UNR]], [[OUTER_HEADER_NEW]] ], [ [[INNER_1_IV_NEXT_7:%.*]], [[INNER_1_LATCH_7:%.*]] ] ; CHECK-NEXT: [[CMP_1:%.*]] = icmp sgt i32 [[OUTER_P]], 0 ; CHECK-NEXT: br i1 [[CMP_1]], label [[EXIT_DEOPT_LOOPEXIT:%.*]], label [[INNER_1_LATCH:%.*]] ; CHECK: inner.1.latch: ; CHECK-NEXT: [[L_1:%.*]] = load i32, ptr [[SRC]], align 4 ; CHECK-NEXT: store i32 [[L_1]], ptr [[DST]], align 8 ; CHECK-NEXT: [[INNER_1_IV_NEXT:%.*]] = add i64 [[INNER_1_IV]], 1 ; CHECK-NEXT: [[CMP_1_1:%.*]] = icmp sgt i32 [[OUTER_P]], 0 ; CHECK-NEXT: br i1 [[CMP_1_1]], label [[EXIT_DEOPT_LOOPEXIT]], label [[INNER_1_LATCH_1:%.*]] ; CHECK: inner.1.latch.1: ; CHECK-NEXT: [[L_1_1:%.*]] = load i32, ptr [[SRC]], align 4 ; CHECK-NEXT: store i32 [[L_1_1]], ptr [[DST]], align 8 ; CHECK-NEXT: [[INNER_1_IV_NEXT_1:%.*]] = add i64 [[INNER_1_IV_NEXT]], 1 ; CHECK-NEXT: [[CMP_1_2:%.*]] = icmp sgt i32 [[OUTER_P]], 0 ; CHECK-NEXT: br i1 [[CMP_1_2]], label [[EXIT_DEOPT_LOOPEXIT]], label [[INNER_1_LATCH_2:%.*]] ; CHECK: inner.1.latch.2: ; CHECK-NEXT: [[L_1_2:%.*]] = load i32, ptr [[SRC]], align 4 ; CHECK-NEXT: store i32 [[L_1_2]], ptr [[DST]], align 8 ; CHECK-NEXT: [[INNER_1_IV_NEXT_2:%.*]] = add i64 [[INNER_1_IV_NEXT_1]], 1 ; CHECK-NEXT: [[CMP_1_3:%.*]] = icmp sgt i32 [[OUTER_P]], 0 ; CHECK-NEXT: br i1 [[CMP_1_3]], label [[EXIT_DEOPT_LOOPEXIT]], label [[INNER_1_LATCH_3:%.*]] ; CHECK: inner.1.latch.3: ; CHECK-NEXT: [[L_1_3:%.*]] = load i32, ptr [[SRC]], align 4 ; CHECK-NEXT: store i32 [[L_1_3]], ptr [[DST]], align 8 ; CHECK-NEXT: [[INNER_1_IV_NEXT_3:%.*]] = add i64 [[INNER_1_IV_NEXT_2]], 1 ; CHECK-NEXT: [[CMP_1_4:%.*]] = icmp sgt i32 [[OUTER_P]], 0 ; CHECK-NEXT: br i1 [[CMP_1_4]], label [[EXIT_DEOPT_LOOPEXIT]], label [[INNER_1_LATCH_4:%.*]] ; CHECK: inner.1.latch.4: ; CHECK-NEXT: [[L_1_4:%.*]] = load i32, ptr [[SRC]], align 4 ; CHECK-NEXT: store i32 [[L_1_4]], ptr [[DST]], align 8 ; CHECK-NEXT: [[INNER_1_IV_NEXT_4:%.*]] = add i64 [[INNER_1_IV_NEXT_3]], 1 ; CHECK-NEXT: [[CMP_1_5:%.*]] = icmp sgt i32 [[OUTER_P]], 0 ; CHECK-NEXT: br i1 [[CMP_1_5]], label [[EXIT_DEOPT_LOOPEXIT]], label [[INNER_1_LATCH_5:%.*]] ; CHECK: inner.1.latch.5: ; CHECK-NEXT: [[L_1_5:%.*]] = load i32, ptr [[SRC]], align 4 ; CHECK-NEXT: store i32 [[L_1_5]], ptr [[DST]], align 8 ; CHECK-NEXT: [[INNER_1_IV_NEXT_5:%.*]] = add i64 [[INNER_1_IV_NEXT_4]], 1 ; CHECK-NEXT: [[CMP_1_6:%.*]] = icmp sgt i32 [[OUTER_P]], 0 ; CHECK-NEXT: br i1 [[CMP_1_6]], label [[EXIT_DEOPT_LOOPEXIT]], label [[INNER_1_LATCH_6:%.*]] ; CHECK: inner.1.latch.6: ; CHECK-NEXT: [[L_1_6:%.*]] = load i32, ptr [[SRC]], align 4 ; CHECK-NEXT: store i32 [[L_1_6]], ptr [[DST]], align 8 ; CHECK-NEXT: [[INNER_1_IV_NEXT_6:%.*]] = add i64 [[INNER_1_IV_NEXT_5]], 1 ; CHECK-NEXT: [[CMP_1_7:%.*]] = icmp sgt i32 [[OUTER_P]], 0 ; CHECK-NEXT: br i1 [[CMP_1_7]], label [[EXIT_DEOPT_LOOPEXIT]], label [[INNER_1_LATCH_7]] ; CHECK: inner.1.latch.7: ; CHECK-NEXT: [[L_1_7:%.*]] = load i32, ptr [[SRC]], align 4 ; CHECK-NEXT: store i32 [[L_1_7]], ptr [[DST]], align 8 ; CHECK-NEXT: [[INNER_1_IV_NEXT_7]] = add i64 [[INNER_1_IV_NEXT_6]], 1 ; CHECK-NEXT: [[CMP_2_7:%.*]] = icmp sgt i64 [[INNER_1_IV_NEXT_6]], 0 ; CHECK-NEXT: br i1 [[CMP_2_7]], label [[OUTER_MIDDLE_UNR_LCSSA:%.*]], label [[INNER_1_HEADER]], !prof [[PROF5:![0-9]+]] ; CHECK: outer.middle.unr-lcssa: ; CHECK-NEXT: [[L_1_LCSSA_PH:%.*]] = phi i32 [ [[L_1_7]], [[INNER_1_LATCH_7]] ] ; CHECK-NEXT: br label [[OUTER_MIDDLE]] ; CHECK: outer.middle: ; CHECK-NEXT: [[L_1_LCSSA]] = phi i32 [ [[L_1_LCSSA_UNR]], [[INNER_1_HEADER_PROL_LOOPEXIT]] ], [ [[L_1_LCSSA_PH]], [[OUTER_MIDDLE_UNR_LCSSA]] ] ; CHECK-NEXT: br label [[INNER_2:%.*]] ; CHECK: inner.2: ; CHECK-NEXT: [[INNER_2_IV:%.*]] = phi i32 [ [[L_1_LCSSA]], [[OUTER_MIDDLE]] ], [ [[INNER_2_IV_NEXT_2:%.*]], [[INNER_2]] ] ; CHECK-NEXT: [[TMP15:%.*]] = phi i32 [ 0, [[OUTER_MIDDLE]] ], [ [[TMP33_2:%.*]], [[INNER_2]] ] ; CHECK-NEXT: [[L_2:%.*]] = load i32, ptr [[SRC]], align 8 ; CHECK-NEXT: [[INNER_2_IV_NEXT:%.*]] = add i32 [[INNER_2_IV]], 1 ; CHECK-NEXT: [[TMP27:%.*]] = load ptr, ptr [[PTR_SRC:%.*]], align 8 ; CHECK-NEXT: [[ADD_1:%.*]] = add i32 [[INNER_2_IV]], [[L_2]] ; CHECK-NEXT: [[TMP281:%.*]] = call i32 @use.2(ptr [[TMP27]], i32 [[ADD_1]]) ; CHECK-NEXT: [[TMP31:%.*]] = shl nuw nsw i32 [[TMP15]], 16 ; CHECK-NEXT: [[TMP32:%.*]] = add nuw i32 [[TMP31]], 262144 ; CHECK-NEXT: call void @bar() ; CHECK-NEXT: call void @bar() ; CHECK-NEXT: call void @bar() ; CHECK-NEXT: call void @bar() ; CHECK-NEXT: call void @bar() ; CHECK-NEXT: call void @bar() ; CHECK-NEXT: call void @bar() ; CHECK-NEXT: call void @bar() ; CHECK-NEXT: [[L_2_1:%.*]] = load i32, ptr [[SRC]], align 8 ; CHECK-NEXT: [[INNER_2_IV_NEXT_1:%.*]] = add i32 [[INNER_2_IV_NEXT]], 1 ; CHECK-NEXT: [[TMP27_1:%.*]] = load ptr, ptr [[PTR_SRC]], align 8 ; CHECK-NEXT: [[ADD_1_1:%.*]] = add i32 [[INNER_2_IV_NEXT]], [[L_2_1]] ; CHECK-NEXT: [[TMP281_1:%.*]] = call i32 @use.2(ptr [[TMP27_1]], i32 [[ADD_1_1]]) ; CHECK-NEXT: [[TMP32_1:%.*]] = add nuw i32 [[TMP32]], 262144 ; CHECK-NEXT: call void @bar() ; CHECK-NEXT: call void @bar() ; CHECK-NEXT: call void @bar() ; CHECK-NEXT: call void @bar() ; CHECK-NEXT: call void @bar() ; CHECK-NEXT: call void @bar() ; CHECK-NEXT: call void @bar() ; CHECK-NEXT: call void @bar() ; CHECK-NEXT: [[L_2_2:%.*]] = load i32, ptr [[SRC]], align 8 ; CHECK-NEXT: [[INNER_2_IV_NEXT_2]] = add i32 [[INNER_2_IV_NEXT_1]], 1 ; CHECK-NEXT: [[TMP27_2:%.*]] = load ptr, ptr [[PTR_SRC]], align 8 ; CHECK-NEXT: [[ADD_1_2:%.*]] = add i32 [[INNER_2_IV_NEXT_1]], [[L_2_2]] ; CHECK-NEXT: [[TMP281_2:%.*]] = call i32 @use.2(ptr [[TMP27_2]], i32 [[ADD_1_2]]) ; CHECK-NEXT: [[TMP32_2:%.*]] = add nuw i32 [[TMP32_1]], 262144 ; CHECK-NEXT: [[TMP33_2]] = ashr exact i32 [[TMP32_2]], 16 ; CHECK-NEXT: call void @bar() ; CHECK-NEXT: call void @bar() ; CHECK-NEXT: call void @bar() ; CHECK-NEXT: call void @bar() ; CHECK-NEXT: call void @bar() ; CHECK-NEXT: call void @bar() ; CHECK-NEXT: call void @bar() ; CHECK-NEXT: call void @bar() ; CHECK-NEXT: [[CMP_3_2:%.*]] = icmp sgt i32 [[TMP32_1]], 2031616 ; CHECK-NEXT: br i1 [[CMP_3_2]], label [[OUTER_LATCH]], label [[INNER_2]] ; CHECK: outer.latch: ; CHECK-NEXT: br label [[OUTER_HEADER]] ; CHECK: exit.deopt.loopexit: ; CHECK-NEXT: br label [[EXIT_DEOPT:%.*]] ; CHECK: exit.deopt.loopexit1: ; CHECK-NEXT: br label [[EXIT_DEOPT]] ; CHECK: exit.deopt: ; CHECK-NEXT: call void (...) @llvm.experimental.deoptimize.isVoid(i32 0) [ "deopt"() ] ; CHECK-NEXT: ret void ; bb: br label %outer.header outer.header: %outer.p = phi i32 [ 0, %bb ], [ %l.1, %outer.latch ] br label %inner.1.header inner.1.header: %inner.1.iv = phi i64 [ %x, %outer.header ], [ %inner.1.iv.next, %inner.1.latch ] %cmp.1 = icmp sgt i32 %outer.p, 0 br i1 %cmp.1, label %exit.deopt, label %inner.1.latch inner.1.latch: %l.1 = load i32, ptr %src, align 4 store i32 %l.1, ptr %dst, align 8 %inner.1.iv.next = add i64 %inner.1.iv, 1 %cmp.2 = icmp sgt i64 %inner.1.iv, 0 br i1 %cmp.2, label %outer.middle, label %inner.1.header, !prof !1 outer.middle: br label %inner.2 inner.2: %inner.2.iv = phi i32 [ %l.1, %outer.middle ], [ %inner.2.iv.next, %inner.2 ] %tmp15 = phi i32 [ 0, %outer.middle ], [ %tmp33, %inner.2 ] %l.2 = load i32, ptr %src , align 8 %l.3 = load i32, ptr %dst, align 4 %inner.2.iv.next = add i32 %inner.2.iv, 1 %tmp27 = load ptr, ptr %ptr.src %add.1 = add i32 %inner.2.iv, %l.2 %add.2 = add i32 %add.1, %l.3 %tmp281 = call i32 @use.2(ptr %tmp27, i32 %add.1) %tmp31 = shl nuw nsw i32 %tmp15, 16 %tmp32 = add nuw i32 %tmp31, 262144 %tmp33 = ashr exact i32 %tmp32, 16 call void @bar() call void @bar() call void @bar() call void @bar() call void @bar() call void @bar() call void @bar() call void @bar() %cmp.3 = icmp sgt i32 %tmp31, 2031616 br i1 %cmp.3, label %outer.latch, label %inner.2 outer.latch: br label %outer.header exit.deopt: call void (...) @llvm.experimental.deoptimize.isVoid(i32 0) [ "deopt"() ] ret void } !0 = !{!"function_entry_count", i64 32768} !1 = !{!"branch_weights", i32 1, i32 32}