; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt < %s -passes=indvars -S | FileCheck %s target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" target triple = "x86_64-unknown-linux-gnu" @G = external global i32 define void @test0(ptr %arg) { ; CHECK-LABEL: @test0( ; CHECK-NEXT: bb: ; CHECK-NEXT: br label [[BB2:%.*]] ; CHECK: bb2: ; CHECK-NEXT: [[TMP:%.*]] = phi ptr [ [[ARG:%.*]], [[BB:%.*]] ], [ [[TMP7:%.*]], [[BB2]] ] ; CHECK-NEXT: [[TMP4:%.*]] = call ptr @wobble(ptr nonnull [[TMP]], ptr null) ; CHECK-NEXT: [[TMP5:%.*]] = load i32, ptr null, align 8 ; CHECK-NEXT: [[TMP7]] = load ptr, ptr undef, align 8 ; CHECK-NEXT: br label [[BB2]] ; bb: br label %bb2 bb2: %tmp = phi ptr [%arg, %bb ], [ %tmp7, %bb2 ] %tmp4 = call ptr @wobble(ptr nonnull %tmp, ptr null) %tmp5 = load i32, ptr %tmp4, align 8 %tmp7 = load ptr, ptr undef, align 8 br label %bb2 } define void @test1(ptr %arg) { ; CHECK-LABEL: @test1( ; CHECK-NEXT: bb: ; CHECK-NEXT: br label [[BB2:%.*]] ; CHECK: bb2: ; CHECK-NEXT: [[TMP:%.*]] = phi ptr [ [[ARG:%.*]], [[BB:%.*]] ], [ [[TMP7:%.*]], [[BB2]] ] ; CHECK-NEXT: [[TMP4:%.*]] = call ptr @wobble(ptr nonnull [[TMP]], ptr inttoptr (i64 4 to ptr)) ; CHECK-NEXT: [[TMP5:%.*]] = load i32, ptr inttoptr (i64 4 to ptr), align 4 ; CHECK-NEXT: [[TMP7]] = load ptr, ptr undef, align 8 ; CHECK-NEXT: br label [[BB2]] ; bb: br label %bb2 bb2: %tmp = phi ptr [%arg, %bb ], [ %tmp7, %bb2 ] %tmp4 = call ptr @wobble(ptr nonnull %tmp, ptr inttoptr (i64 4 to ptr)) %tmp5 = load i32, ptr %tmp4 %tmp7 = load ptr, ptr undef, align 8 br label %bb2 } define void @test2(ptr %arg) { ; CHECK-LABEL: @test2( ; CHECK-NEXT: bb: ; CHECK-NEXT: br label [[BB2:%.*]] ; CHECK: bb2: ; CHECK-NEXT: [[TMP:%.*]] = phi ptr [ [[ARG:%.*]], [[BB:%.*]] ], [ [[TMP7:%.*]], [[BB2]] ] ; CHECK-NEXT: [[TMP4:%.*]] = call ptr @wobble(ptr nonnull [[TMP]], ptr @G) ; CHECK-NEXT: [[TMP5:%.*]] = load i32, ptr @G, align 4 ; CHECK-NEXT: [[TMP7]] = load ptr, ptr undef, align 8 ; CHECK-NEXT: br label [[BB2]] ; bb: br label %bb2 bb2: %tmp = phi ptr [%arg, %bb ], [ %tmp7, %bb2 ] %tmp4 = call ptr @wobble(ptr nonnull %tmp, ptr @G) %tmp5 = load i32, ptr %tmp4 %tmp7 = load ptr, ptr undef, align 8 br label %bb2 } define void @test3(ptr %arg, ptr %loop.invariant) { ; CHECK-LABEL: @test3( ; CHECK-NEXT: bb: ; CHECK-NEXT: br label [[BB2:%.*]] ; CHECK: bb2: ; CHECK-NEXT: [[TMP:%.*]] = phi ptr [ [[ARG:%.*]], [[BB:%.*]] ], [ [[TMP7:%.*]], [[BB2]] ] ; CHECK-NEXT: [[TMP4:%.*]] = call ptr @wobble(ptr nonnull [[TMP]], ptr [[LOOP_INVARIANT:%.*]]) ; CHECK-NEXT: [[TMP5:%.*]] = load i32, ptr [[LOOP_INVARIANT]], align 4 ; CHECK-NEXT: [[TMP7]] = load ptr, ptr undef, align 8 ; CHECK-NEXT: br label [[BB2]] ; bb: br label %bb2 bb2: %tmp = phi ptr [%arg, %bb ], [ %tmp7, %bb2 ] %tmp4 = call ptr @wobble(ptr nonnull %tmp, ptr %loop.invariant) %tmp5 = load i32, ptr %tmp4 %tmp7 = load ptr, ptr undef, align 8 br label %bb2 } define void @test4(ptr %arg, ptr %loop.invariant, i64 %N) { ; CHECK-LABEL: @test4( ; CHECK-NEXT: bb: ; CHECK-NEXT: [[TMP0:%.*]] = shl i64 [[N:%.*]], 8 ; CHECK-NEXT: [[UGLYGEP:%.*]] = getelementptr i8, ptr [[LOOP_INVARIANT:%.*]], i64 [[TMP0]] ; CHECK-NEXT: br label [[BB2:%.*]] ; CHECK: bb2: ; CHECK-NEXT: [[TMP:%.*]] = phi ptr [ [[ARG:%.*]], [[BB:%.*]] ], [ [[TMP7:%.*]], [[BB2]] ] ; CHECK-NEXT: [[MUL:%.*]] = mul nsw i64 [[N]], 64 ; CHECK-NEXT: [[PTR:%.*]] = getelementptr inbounds i32, ptr [[LOOP_INVARIANT]], i64 [[MUL]] ; CHECK-NEXT: [[TMP4:%.*]] = call ptr @wobble(ptr nonnull [[TMP]], ptr [[PTR]]) ; CHECK-NEXT: [[TMP5:%.*]] = load i32, ptr [[UGLYGEP]], align 4 ; CHECK-NEXT: [[TMP7]] = load ptr, ptr undef, align 8 ; CHECK-NEXT: br label [[BB2]] ; bb: br label %bb2 bb2: %tmp = phi ptr [%arg, %bb ], [ %tmp7, %bb2 ] %mul = mul nsw i64 %N, 64 %ptr = getelementptr inbounds i32, ptr %loop.invariant, i64 %mul %tmp4 = call ptr @wobble(ptr nonnull %tmp, ptr %ptr) %tmp5 = load i32, ptr %tmp4 %tmp7 = load ptr, ptr undef, align 8 br label %bb2 } declare ptr @wobble(ptr, ptr returned)