1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --check-attributes --check-globals 2; RUN: opt -attributor -enable-new-pm=0 -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=3 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM 3; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=3 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM 4; RUN: opt -attributor-cgscc -enable-new-pm=0 -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM 5; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM 6; 7; FIXME: The GEP + BC + GEP solution we create is not great but correct. 8 9declare void @use(i32* nocapture readonly %arg) 10 11define void @caller() { 12; IS________OPM-LABEL: define {{[^@]+}}@caller() { 13; IS________OPM-NEXT: entry: 14; IS________OPM-NEXT: [[LEFT:%.*]] = alloca [3 x i32], align 4 15; IS________OPM-NEXT: [[ARRAYDECAY:%.*]] = getelementptr inbounds [3 x i32], [3 x i32]* [[LEFT]], i64 0, i64 0 16; IS________OPM-NEXT: call void @callee(i32* noalias nocapture noundef nonnull readonly align 4 dereferenceable(12) [[ARRAYDECAY]]) 17; IS________OPM-NEXT: ret void 18; 19; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@caller() { 20; IS__TUNIT_NPM-NEXT: entry: 21; IS__TUNIT_NPM-NEXT: [[LEFT:%.*]] = alloca [3 x i32], align 4 22; IS__TUNIT_NPM-NEXT: [[ARRAYDECAY:%.*]] = getelementptr inbounds [3 x i32], [3 x i32]* [[LEFT]], i64 0, i64 0 23; IS__TUNIT_NPM-NEXT: [[TMP0:%.*]] = bitcast i32* [[ARRAYDECAY]] to [3 x i32]* 24; IS__TUNIT_NPM-NEXT: [[DOTCAST:%.*]] = bitcast [3 x i32]* [[TMP0]] to i32* 25; IS__TUNIT_NPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[DOTCAST]], align 4 26; IS__TUNIT_NPM-NEXT: [[DOT0:%.*]] = getelementptr [3 x i32], [3 x i32]* [[TMP0]], i32 0 27; IS__TUNIT_NPM-NEXT: [[TMP2:%.*]] = bitcast [3 x i32]* [[DOT0]] to i8* 28; IS__TUNIT_NPM-NEXT: [[DOT0_B4:%.*]] = getelementptr i8, i8* [[TMP2]], i32 4 29; IS__TUNIT_NPM-NEXT: [[DOT0_B4_CAST:%.*]] = bitcast i8* [[DOT0_B4]] to i32* 30; IS__TUNIT_NPM-NEXT: [[TMP3:%.*]] = load i32, i32* [[DOT0_B4_CAST]], align 4 31; IS__TUNIT_NPM-NEXT: [[DOT01:%.*]] = getelementptr [3 x i32], [3 x i32]* [[TMP0]], i32 0 32; IS__TUNIT_NPM-NEXT: [[TMP4:%.*]] = bitcast [3 x i32]* [[DOT01]] to i8* 33; IS__TUNIT_NPM-NEXT: [[DOT0_B8:%.*]] = getelementptr i8, i8* [[TMP4]], i32 8 34; IS__TUNIT_NPM-NEXT: [[DOT0_B8_CAST:%.*]] = bitcast i8* [[DOT0_B8]] to i32* 35; IS__TUNIT_NPM-NEXT: [[TMP5:%.*]] = load i32, i32* [[DOT0_B8_CAST]], align 4 36; IS__TUNIT_NPM-NEXT: call void @callee(i32 [[TMP1]], i32 [[TMP3]], i32 [[TMP5]]) 37; IS__TUNIT_NPM-NEXT: ret void 38; 39; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@caller() { 40; IS__CGSCC_NPM-NEXT: entry: 41; IS__CGSCC_NPM-NEXT: call void @callee(i32 undef, i32 undef, i32 undef) 42; IS__CGSCC_NPM-NEXT: ret void 43; 44entry: 45 %left = alloca [3 x i32], align 4 46 %arraydecay = getelementptr inbounds [3 x i32], [3 x i32]* %left, i64 0, i64 0 47 call void @callee(i32* %arraydecay) 48 ret void 49} 50 51define internal void @callee(i32* noalias %arg) { 52; IS________OPM-LABEL: define {{[^@]+}}@callee 53; IS________OPM-SAME: (i32* noalias nocapture noundef nonnull readonly align 4 dereferenceable(12) [[ARG:%.*]]) { 54; IS________OPM-NEXT: entry: 55; IS________OPM-NEXT: call void @use(i32* noalias nocapture noundef nonnull readonly align 4 dereferenceable(12) [[ARG]]) 56; IS________OPM-NEXT: ret void 57; 58; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@callee 59; IS__TUNIT_NPM-SAME: (i32 [[TMP0:%.*]], i32 [[TMP1:%.*]], i32 [[TMP2:%.*]]) { 60; IS__TUNIT_NPM-NEXT: entry: 61; IS__TUNIT_NPM-NEXT: [[ARG_PRIV:%.*]] = alloca [3 x i32], align 4 62; IS__TUNIT_NPM-NEXT: [[ARG_PRIV_CAST:%.*]] = bitcast [3 x i32]* [[ARG_PRIV]] to i32* 63; IS__TUNIT_NPM-NEXT: store i32 [[TMP0]], i32* [[ARG_PRIV_CAST]], align 4 64; IS__TUNIT_NPM-NEXT: [[ARG_PRIV_0:%.*]] = getelementptr [3 x i32], [3 x i32]* [[ARG_PRIV]], i32 0 65; IS__TUNIT_NPM-NEXT: [[TMP3:%.*]] = bitcast [3 x i32]* [[ARG_PRIV_0]] to i8* 66; IS__TUNIT_NPM-NEXT: [[ARG_PRIV_0_B4:%.*]] = getelementptr i8, i8* [[TMP3]], i32 4 67; IS__TUNIT_NPM-NEXT: [[ARG_PRIV_0_B4_CAST:%.*]] = bitcast i8* [[ARG_PRIV_0_B4]] to i32* 68; IS__TUNIT_NPM-NEXT: store i32 [[TMP1]], i32* [[ARG_PRIV_0_B4_CAST]], align 4 69; IS__TUNIT_NPM-NEXT: [[ARG_PRIV_01:%.*]] = getelementptr [3 x i32], [3 x i32]* [[ARG_PRIV]], i32 0 70; IS__TUNIT_NPM-NEXT: [[TMP4:%.*]] = bitcast [3 x i32]* [[ARG_PRIV_01]] to i8* 71; IS__TUNIT_NPM-NEXT: [[ARG_PRIV_0_B8:%.*]] = getelementptr i8, i8* [[TMP4]], i32 8 72; IS__TUNIT_NPM-NEXT: [[ARG_PRIV_0_B8_CAST:%.*]] = bitcast i8* [[ARG_PRIV_0_B8]] to i32* 73; IS__TUNIT_NPM-NEXT: store i32 [[TMP2]], i32* [[ARG_PRIV_0_B8_CAST]], align 4 74; IS__TUNIT_NPM-NEXT: [[TMP5:%.*]] = bitcast [3 x i32]* [[ARG_PRIV]] to i32* 75; IS__TUNIT_NPM-NEXT: call void @use(i32* noalias nocapture noundef nonnull readonly align 4 dereferenceable(12) [[TMP5]]) 76; IS__TUNIT_NPM-NEXT: ret void 77; 78; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@callee 79; IS__CGSCC_NPM-SAME: (i32 [[TMP0:%.*]], i32 [[TMP1:%.*]], i32 [[TMP2:%.*]]) { 80; IS__CGSCC_NPM-NEXT: entry: 81; IS__CGSCC_NPM-NEXT: [[ARG_PRIV:%.*]] = alloca [3 x i32], align 4 82; IS__CGSCC_NPM-NEXT: [[ARG_PRIV_CAST:%.*]] = bitcast [3 x i32]* [[ARG_PRIV]] to i32* 83; IS__CGSCC_NPM-NEXT: store i32 undef, i32* [[ARG_PRIV_CAST]], align 4 84; IS__CGSCC_NPM-NEXT: [[ARG_PRIV_0:%.*]] = getelementptr [3 x i32], [3 x i32]* [[ARG_PRIV]], i32 0 85; IS__CGSCC_NPM-NEXT: [[TMP3:%.*]] = bitcast [3 x i32]* [[ARG_PRIV_0]] to i8* 86; IS__CGSCC_NPM-NEXT: [[ARG_PRIV_0_B4:%.*]] = getelementptr i8, i8* [[TMP3]], i32 4 87; IS__CGSCC_NPM-NEXT: [[ARG_PRIV_0_B4_CAST:%.*]] = bitcast i8* [[ARG_PRIV_0_B4]] to i32* 88; IS__CGSCC_NPM-NEXT: store i32 undef, i32* [[ARG_PRIV_0_B4_CAST]], align 4 89; IS__CGSCC_NPM-NEXT: [[ARG_PRIV_01:%.*]] = getelementptr [3 x i32], [3 x i32]* [[ARG_PRIV]], i32 0 90; IS__CGSCC_NPM-NEXT: [[TMP4:%.*]] = bitcast [3 x i32]* [[ARG_PRIV_01]] to i8* 91; IS__CGSCC_NPM-NEXT: [[ARG_PRIV_0_B8:%.*]] = getelementptr i8, i8* [[TMP4]], i32 8 92; IS__CGSCC_NPM-NEXT: [[ARG_PRIV_0_B8_CAST:%.*]] = bitcast i8* [[ARG_PRIV_0_B8]] to i32* 93; IS__CGSCC_NPM-NEXT: store i32 undef, i32* [[ARG_PRIV_0_B8_CAST]], align 4 94; IS__CGSCC_NPM-NEXT: [[TMP5:%.*]] = bitcast [3 x i32]* [[ARG_PRIV]] to i32* 95; IS__CGSCC_NPM-NEXT: call void @use(i32* noalias nocapture noundef nonnull readonly align 4 dereferenceable(12) [[TMP5]]) 96; IS__CGSCC_NPM-NEXT: ret void 97; 98entry: 99 call void @use(i32* %arg) 100 ret void 101} 102