1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --check-attributes --check-globals 2; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,TUNIT 3; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,CGSCC 4; 5; FIXME: The GEP + BC + GEP solution we create is not great but correct. 6 7declare void @use(ptr nocapture readonly %arg) 8 9define void @caller() { 10; TUNIT-LABEL: define {{[^@]+}}@caller() { 11; TUNIT-NEXT: entry: 12; TUNIT-NEXT: [[LEFT:%.*]] = alloca [3 x i32], align 4 13; TUNIT-NEXT: [[TMP0:%.*]] = load i32, ptr [[LEFT]], align 4 14; TUNIT-NEXT: [[LEFT_0_1:%.*]] = getelementptr [3 x i32], ptr [[LEFT]], i64 0, i64 1 15; TUNIT-NEXT: [[TMP1:%.*]] = load i32, ptr [[LEFT_0_1]], align 4 16; TUNIT-NEXT: [[LEFT_0_2:%.*]] = getelementptr [3 x i32], ptr [[LEFT]], i64 0, i64 2 17; TUNIT-NEXT: [[TMP2:%.*]] = load i32, ptr [[LEFT_0_2]], align 4 18; TUNIT-NEXT: call void @callee(i32 [[TMP0]], i32 [[TMP1]], i32 [[TMP2]]) 19; TUNIT-NEXT: ret void 20; 21; CGSCC-LABEL: define {{[^@]+}}@caller() { 22; CGSCC-NEXT: entry: 23; CGSCC-NEXT: call void @callee(i32 undef, i32 undef, i32 undef) 24; CGSCC-NEXT: ret void 25; 26entry: 27 %left = alloca [3 x i32], align 4 28 call void @callee(ptr %left) 29 ret void 30} 31 32define internal void @callee(ptr noalias %arg) { 33; CHECK-LABEL: define {{[^@]+}}@callee 34; CHECK-SAME: (i32 [[TMP0:%.*]], i32 [[TMP1:%.*]], i32 [[TMP2:%.*]]) { 35; CHECK-NEXT: entry: 36; CHECK-NEXT: [[ARG_PRIV:%.*]] = alloca [3 x i32], align 4 37; CHECK-NEXT: store i32 [[TMP0]], ptr [[ARG_PRIV]], align 4 38; CHECK-NEXT: [[ARG_PRIV_0_1:%.*]] = getelementptr [3 x i32], ptr [[ARG_PRIV]], i64 0, i64 1 39; CHECK-NEXT: store i32 [[TMP1]], ptr [[ARG_PRIV_0_1]], align 4 40; CHECK-NEXT: [[ARG_PRIV_0_2:%.*]] = getelementptr [3 x i32], ptr [[ARG_PRIV]], i64 0, i64 2 41; CHECK-NEXT: store i32 [[TMP2]], ptr [[ARG_PRIV_0_2]], align 4 42; CHECK-NEXT: call void @use(ptr noalias nocapture noundef nonnull readonly align 4 dereferenceable(12) [[ARG_PRIV]]) 43; CHECK-NEXT: ret void 44; 45entry: 46 call void @use(ptr %arg) 47 ret void 48} 49