1; RUN: llc -O0 -mcpu=ppc64 -mtriple=powerpc64-unknown-linux-gnu -fast-isel=false < %s | FileCheck %s 2; RUN: llc -O0 -mcpu=g4 -mtriple=powerpc-apple-darwin8 < %s | FileCheck -check-prefix=DARWIN32 %s 3; RUN: llc -O0 -mcpu=ppc970 -mtriple=powerpc64-apple-darwin8 < %s | FileCheck -check-prefix=DARWIN64 %s 4 5; Test case for PR 14779: anonymous aggregates are not handled correctly. 6; Darwin bug report PR 15821 is similar. 7; The bug is triggered by passing a byval structure after an anonymous 8; aggregate. 9 10%tarray = type { i64, i8* } 11 12define i8* @func1({ i64, i8* } %array, i8* %ptr) { 13entry: 14 %array_ptr = extractvalue {i64, i8* } %array, 1 15 %cond = icmp eq i8* %array_ptr, %ptr 16 br i1 %cond, label %equal, label %unequal 17equal: 18 ret i8* %array_ptr 19unequal: 20 ret i8* %ptr 21} 22 23; CHECK-LABEL: func1: 24; CHECK: cmpld {{([0-9]+,)?}}4, 5 25; CHECK-DAG: std 4, -[[OFFSET1:[0-9]+]] 26; CHECK-DAG: std 5, -[[OFFSET2:[0-9]+]] 27; CHECK: ld 3, -[[OFFSET1]](1) 28; CHECK: ld 3, -[[OFFSET2]](1) 29 30; DARWIN32: _func1: 31; DARWIN32: mr 32; DARWIN32: mr r[[REG1:[0-9]+]], r[[REGA:[0-9]+]] 33; DARWIN32: mr r[[REG2:[0-9]+]], r[[REGB:[0-9]+]] 34; DARWIN32: cmplw {{(cr[0-9]+,)?}}r[[REGA]], r[[REGB]] 35; DARWIN32: stw r[[REG1]], -[[OFFSET1:[0-9]+]] 36; DARWIN32: stw r[[REG2]], -[[OFFSET2:[0-9]+]] 37; DARWIN32: lwz r3, -[[OFFSET1]] 38; DARWIN32: lwz r3, -[[OFFSET2]] 39 40; DARWIN64: _func1: 41; DARWIN64: mr 42; DARWIN64: mr r[[REG1:[0-9]+]], r[[REGA:[0-9]+]] 43; DARWIN64: mr r[[REG2:[0-9]+]], r[[REGB:[0-9]+]] 44; DARWIN64: cmpld {{(cr[0-9]+,)?}}r[[REGA]], r[[REGB]] 45; DARWIN64: std r[[REG1]], -[[OFFSET1:[0-9]+]] 46; DARWIN64: std r[[REG2]], -[[OFFSET2:[0-9]+]] 47; DARWIN64: ld r3, -[[OFFSET1]] 48; DARWIN64: ld r3, -[[OFFSET2]] 49 50 51define i8* @func2({ i64, i8* } %array1, %tarray* byval %array2) { 52entry: 53 %array1_ptr = extractvalue {i64, i8* } %array1, 1 54 %tmp = getelementptr inbounds %tarray, %tarray* %array2, i32 0, i32 1 55 %array2_ptr = load i8*, i8** %tmp 56 %cond = icmp eq i8* %array1_ptr, %array2_ptr 57 br i1 %cond, label %equal, label %unequal 58equal: 59 ret i8* %array1_ptr 60unequal: 61 ret i8* %array2_ptr 62} 63 64; CHECK-LABEL: func2: 65; CHECK: ld [[REG2:[0-9]+]], 72(1) 66; CHECK: cmpld {{([0-9]+,)?}}4, [[REG2]] 67; CHECK-DAG: std [[REG2]], -[[OFFSET1:[0-9]+]] 68; CHECK-DAG: std 4, -[[OFFSET2:[0-9]+]] 69; CHECK: ld 3, -[[OFFSET2]](1) 70; CHECK: ld 3, -[[OFFSET1]](1) 71 72; DARWIN32: _func2: 73; DARWIN32: addi r[[REG1:[0-9]+]], r[[REGSP:[0-9]+]], 36 74; DARWIN32: lwz r[[REG2:[0-9]+]], 44(r[[REGSP]]) 75; DARWIN32: mr 76; DARWIN32: mr r[[REG3:[0-9]+]], r[[REGA:[0-9]+]] 77; DARWIN32: cmplw {{(cr[0-9]+,)?}}r[[REGA]], r[[REG2]] 78; DARWIN32: stw r[[REG3]], -[[OFFSET1:[0-9]+]] 79; DARWIN32: stw r[[REG2]], -[[OFFSET2:[0-9]+]] 80; DARWIN32: lwz r3, -[[OFFSET1]] 81; DARWIN32: lwz r3, -[[OFFSET2]] 82 83; DARWIN64: _func2: 84; DARWIN64: ld r[[REG2:[0-9]+]], 72(r1) 85; DARWIN64: mr 86; DARWIN64: mr r[[REG3:[0-9]+]], r[[REGA:[0-9]+]] 87; DARWIN64: cmpld {{(cr[0-9]+,)?}}r[[REGA]], r[[REG2]] 88; DARWIN64: std r[[REG3]], -[[OFFSET1:[0-9]+]] 89; DARWIN64: std r[[REG2]], -[[OFFSET2:[0-9]+]] 90; DARWIN64: ld r3, -[[OFFSET1]] 91; DARWIN64: ld r3, -[[OFFSET2]] 92 93 94define i8* @func3({ i64, i8* }* byval %array1, %tarray* byval %array2) { 95entry: 96 %tmp1 = getelementptr inbounds { i64, i8* }, { i64, i8* }* %array1, i32 0, i32 1 97 %array1_ptr = load i8*, i8** %tmp1 98 %tmp2 = getelementptr inbounds %tarray, %tarray* %array2, i32 0, i32 1 99 %array2_ptr = load i8*, i8** %tmp2 100 %cond = icmp eq i8* %array1_ptr, %array2_ptr 101 br i1 %cond, label %equal, label %unequal 102equal: 103 ret i8* %array1_ptr 104unequal: 105 ret i8* %array2_ptr 106} 107 108; CHECK-LABEL: func3: 109; CHECK: ld [[REG3:[0-9]+]], 72(1) 110; CHECK: ld [[REG4:[0-9]+]], 56(1) 111; CHECK: cmpld {{([0-9]+,)?}}[[REG4]], [[REG3]] 112; CHECK: std [[REG3]], -[[OFFSET1:[0-9]+]](1) 113; CHECK: std [[REG4]], -[[OFFSET2:[0-9]+]](1) 114; CHECK: ld 3, -[[OFFSET2]](1) 115; CHECK: ld 3, -[[OFFSET1]](1) 116 117; DARWIN32: _func3: 118; DARWIN32: addi r[[REG1:[0-9]+]], r[[REGSP:[0-9]+]], 36 119; DARWIN32: addi r[[REG2:[0-9]+]], r[[REGSP]], 24 120; DARWIN32: lwz r[[REG3:[0-9]+]], 44(r[[REGSP]]) 121; DARWIN32: lwz r[[REG4:[0-9]+]], 32(r[[REGSP]]) 122; DARWIN32: cmplw {{(cr[0-9]+,)?}}r[[REG4]], r[[REG3]] 123; DARWIN32: stw r[[REG3]], -[[OFFSET1:[0-9]+]] 124; DARWIN32: stw r[[REG4]], -[[OFFSET2:[0-9]+]] 125; DARWIN32: lwz r3, -[[OFFSET2]] 126; DARWIN32: lwz r3, -[[OFFSET1]] 127 128; DARWIN64: _func3: 129; DARWIN64: ld r[[REG3:[0-9]+]], 72(r1) 130; DARWIN64: ld r[[REG4:[0-9]+]], 56(r1) 131; DARWIN64: cmpld {{(cr[0-9]+,)?}}r[[REG4]], r[[REG3]] 132; DARWIN64: std r[[REG3]], -[[OFFSET1:[0-9]+]] 133; DARWIN64: std r[[REG4]], -[[OFFSET2:[0-9]+]] 134; DARWIN64: ld r3, -[[OFFSET2]] 135; DARWIN64: ld r3, -[[OFFSET1]] 136 137 138define i8* @func4(i64 %p1, i64 %p2, i64 %p3, i64 %p4, 139 i64 %p5, i64 %p6, i64 %p7, i64 %p8, 140 { i64, i8* } %array1, %tarray* byval %array2) { 141entry: 142 %array1_ptr = extractvalue {i64, i8* } %array1, 1 143 %tmp = getelementptr inbounds %tarray, %tarray* %array2, i32 0, i32 1 144 %array2_ptr = load i8*, i8** %tmp 145 %cond = icmp eq i8* %array1_ptr, %array2_ptr 146 br i1 %cond, label %equal, label %unequal 147equal: 148 ret i8* %array1_ptr 149unequal: 150 ret i8* %array2_ptr 151} 152 153; CHECK-LABEL: func4: 154; CHECK: ld [[REG3:[0-9]+]], 136(1) 155; CHECK: ld [[REG2:[0-9]+]], 120(1) 156; CHECK: cmpld {{([0-9]+,)?}}[[REG2]], [[REG3]] 157; CHECK: std [[REG3]], -[[OFFSET2:[0-9]+]](1) 158; CHECK: std [[REG2]], -[[OFFSET1:[0-9]+]](1) 159; CHECK: ld 3, -[[OFFSET1]](1) 160; CHECK: ld 3, -[[OFFSET2]](1) 161 162; DARWIN32: _func4: 163; DARWIN32: lwz r[[REG4:[0-9]+]], 96(r1) 164; DARWIN32: addi r[[REG1:[0-9]+]], r1, 100 165; DARWIN32: lwz r[[REG3:[0-9]+]], 108(r1) 166; DARWIN32: mr r[[REG2:[0-9]+]], r[[REG4]] 167; DARWIN32: cmplw {{(cr[0-9]+,)?}}r[[REG4]], r[[REG3]] 168; DARWIN32: stw r[[REG2]], -[[OFFSET1:[0-9]+]] 169; DARWIN32: stw r[[REG3]], -[[OFFSET2:[0-9]+]] 170; DARWIN32: lwz r[[REG1]], -[[OFFSET1]] 171; DARWIN32: lwz r[[REG1]], -[[OFFSET2]] 172 173; DARWIN64: _func4: 174; DARWIN64: ld r[[REG2:[0-9]+]], 120(r1) 175; DARWIN64: ld r[[REG3:[0-9]+]], 136(r1) 176; DARWIN64: mr r[[REG4:[0-9]+]], r[[REG2]] 177; DARWIN64: cmpld {{(cr[0-9]+,)?}}r[[REG2]], r[[REG3]] 178; DARWIN64: std r[[REG4]], -[[OFFSET1:[0-9]+]] 179; DARWIN64: std r[[REG3]], -[[OFFSET2:[0-9]+]] 180; DARWIN64: ld r3, -[[OFFSET1]] 181; DARWIN64: ld r3, -[[OFFSET2]] 182