1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --check-globals 2; RUN: opt -S -passes=globalopt -o - < %s | FileCheck %s 3 4@g = internal addrspace(200) global ptr null, align 8 5 6;. 7; CHECK: @g.init = internal unnamed_addr addrspace(200) global i1 false 8;. 9define internal i32 @f1() { 10; CHECK-LABEL: define {{[^@]+}}@f1() unnamed_addr { 11; CHECK-NEXT: bb: 12; CHECK-NEXT: [[G_INIT_VAL:%.*]] = load i1, ptr addrspace(200) @g.init, align 1 13; CHECK-NEXT: call fastcc void @f2() 14; CHECK-NEXT: [[NOTINIT:%.*]] = xor i1 [[G_INIT_VAL]], true 15; CHECK-NEXT: br i1 [[NOTINIT]], label [[BB2:%.*]], label [[BB3:%.*]] 16; CHECK: bb2: 17; CHECK-NEXT: br label [[BB4:%.*]] 18; CHECK: bb3: 19; CHECK-NEXT: br label [[BB4]] 20; CHECK: bb4: 21; CHECK-NEXT: [[I5:%.*]] = phi i32 [ -1, [[BB2]] ], [ 1, [[BB3]] ] 22; CHECK-NEXT: ret i32 [[I5]] 23; 24bb: 25 %i = load ptr addrspace(200), ptr addrspace(200) @g, align 8 26 call void @f2() 27 %i1 = icmp eq ptr addrspace(200) %i, null 28 br i1 %i1, label %bb2, label %bb3 29 30bb2: ; preds = %bb 31 br label %bb4 32 33bb3: ; preds = %bb 34 br label %bb4 35 36bb4: ; preds = %bb3, %bb2 37 %i5 = phi i32 [ -1, %bb2 ], [ 1, %bb3 ] 38 ret i32 %i5 39} 40 41define internal void @f2() { 42; CHECK-LABEL: define {{[^@]+}}@f2() unnamed_addr { 43; CHECK-NEXT: bb: 44; CHECK-NEXT: store i1 true, ptr addrspace(200) @g.init, align 1 45; CHECK-NEXT: ret void 46; 47bb: 48 %i = call noalias ptr @malloc(i64 4) 49 store ptr %i, ptr addrspace(200) @g, align 8 50 ret void 51} 52 53define dso_local i32 @main() { 54; CHECK-LABEL: define {{[^@]+}}@main() local_unnamed_addr { 55; CHECK-NEXT: bb: 56; CHECK-NEXT: store i1 false, ptr addrspace(200) @g.init, align 1 57; CHECK-NEXT: [[I:%.*]] = call fastcc i32 @f1() 58; CHECK-NEXT: ret i32 [[I]] 59; 60bb: 61 store ptr null, ptr addrspace(200) @g, align 8 62 %i = call i32 @f1() 63 ret i32 %i 64} 65 66; Function Attrs: allockind("alloc,uninitialized") allocsize(0) 67declare dso_local noalias ptr @malloc(i64) #0 68 69attributes #0 = { allockind("alloc,uninitialized") allocsize(0) } 70