1; RUN: llc -mtriple=powerpc64-unknown-linux-gnu -mcpu=pwr7 < %s | FileCheck %s 2; RUN: llc -mtriple=powerpc64-unknown-linux-gnu -mcpu=pwr7 -frame-pointer=all < %s | FileCheck -check-prefix=CHECK-FP %s 3; RUN: llc -mtriple=powerpc-unknown-linux-gnu -frame-pointer=all < %s | FileCheck -check-prefix=CHECK-32 %s 4; RUN: llc -mtriple=powerpc-unknown-linux-gnu -frame-pointer=all -relocation-model=pic < %s | FileCheck -check-prefix=CHECK-32-PIC %s 5target datalayout = "E-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-f128:128:128-v128:128:128-n32:64" 6target triple = "powerpc64-unknown-linux-gnu" 7 8%struct.s = type { i32, i32 } 9 10declare void @bar(i32*) 11 12@barbaz = external global i32 13 14define void @goo(%struct.s* byval(%struct.s) nocapture readonly %a) { 15entry: 16 %x = alloca [2 x i32], align 32 17 %a1 = getelementptr inbounds %struct.s, %struct.s* %a, i64 0, i32 0 18 %0 = load i32, i32* %a1, align 4 19 %arrayidx = getelementptr inbounds [2 x i32], [2 x i32]* %x, i64 0, i64 0 20 store i32 %0, i32* %arrayidx, align 32 21 %b = getelementptr inbounds %struct.s, %struct.s* %a, i64 0, i32 1 22 %1 = load i32, i32* %b, align 4 23 %2 = load i32, i32* @barbaz, align 4 24 %arrayidx2 = getelementptr inbounds [2 x i32], [2 x i32]* %x, i64 0, i64 1 25 store i32 %2, i32* %arrayidx2, align 4 26 call void @bar(i32* %arrayidx) 27 ret void 28} 29 30; CHECK-LABEL: @goo 31 32; CHECK-DAG: mflr {{[0-9]+}} 33; CHECK-DAG: clrldi [[REG:[0-9]+]], 1, 59 34; CHECK-DAG: std 30, -16(1) 35; CHECK-DAG: mr 30, 1 36; CHECK-DAG: std 0, 16(1) 37; CHECK-DAG: subfic 0, [[REG]], -160 38; CHECK: stdux 1, 1, 0 39 40; CHECK: .cfi_def_cfa_register r30 41; CHECK: .cfi_offset r30, -16 42; CHECK: .cfi_offset lr, 16 43 44; CHECK: std 3, 48(30) 45 46; CHECK: ld 1, 0(1) 47; CHECK-DAG: ld [[SR:[0-9]+]], 16(1) 48; CHECK-DAG: ld 30, -16(1) 49; CHECK-DAG: mtlr [[SR]] 50; CHECK: blr 51 52; CHECK-FP-LABEL: @goo 53 54; CHECK-FP-DAG: mflr {{[0-9]+}} 55; CHECK-FP-DAG: clrldi [[REG:[0-9]+]], 1, 59 56; CHECK-FP-DAG: std 31, -8(1) 57; CHECK-FP-DAG: std 30, -16(1) 58; CHECK-FP-DAG: mr 30, 1 59; CHECK-FP-DAG: std 0, 16(1) 60; CHECK-FP-DAG: subfic 0, [[REG]], -160 61; CHECK-FP: stdux 1, 1, 0 62 63; CHECK-FP: .cfi_def_cfa_register r30 64; CHECK-FP: .cfi_offset r31, -8 65; CHECK-FP: .cfi_offset r30, -16 66; CHECK-FP: .cfi_offset lr, 16 67 68; CHECK-FP: mr 31, 1 69 70; CHECK-FP: std 3, 48(30) 71 72; CHECK-FP: ld 1, 0(1) 73; CHECK-FP-DAG: ld [[SR:[0-9]+]], 16(1) 74; CHECK-FP-DAG: ld 31, -8(1) 75; CHECK-FP-DAG: ld 30, -16(1) 76; CHECK-FP-DAG: mtlr [[SR]] 77; CHECK-FP: blr 78 79; CHECK-32-LABEL: @goo 80; CHECK-32-DAG: mflr [[LR:[0-9]+]] 81; CHECK-32-DAG: clrlwi [[REG:[0-9]+]], 1, 27 82; CHECK-32-DAG: stw [[LR]], 4(1) 83; CHECK-32-DAG: subfic 0, [[REG]], -64 84; CHECK-32: stwux 1, 1, 0 85; CHECK-32: sub 0, 1, 0 86; CHECK-32: addic 0, 0, -4 87; CHECK-32: stwx 31, 0, 0 88; CHECK-32: addic 0, 0, -4 89; CHECK-32: stwx 30, 0, 0 90; CHECK-32: addic 30, 0, 8 91 92; CHECK-32-PIC-LABEL: @goo 93; CHECK-32-PIC-DAG: mflr [[LR:[0-9]+]] 94; CHECK-32-PIC-DAG: clrlwi [[REG:[0-9]+]], 1, 27 95; CHECK-32-PIC-DAG: stw [[LR]], 4(1) 96; CHECK-32-PIC-DAG: subfic 0, [[REG]], -64 97; CHECK-32-PIC: stwux 1, 1, 0 98; CHECK-32-PIC: sub 0, 1, 0 99; CHECK-32-PIC: addic 0, 0, -4 100; CHECK-32-PIC: stwx 31, 0, 0 101; CHECK-32-PIC: addic 0, 0, -4 102; CHECK-32-PIC: stwx 30, 0, 0 103; CHECK-32-PIC: addic 0, 0, -4 104; CHECK-32-PIC: stwx 29, 0, 0 105; CHECK-32-PIC: addic 29, 0, 12 106 107; The large-frame-size case. 108define void @hoo(%struct.s* byval(%struct.s) nocapture readonly %a) { 109entry: 110 %x = alloca [200000 x i32], align 32 111 %a1 = getelementptr inbounds %struct.s, %struct.s* %a, i64 0, i32 0 112 %0 = load i32, i32* %a1, align 4 113 %arrayidx = getelementptr inbounds [200000 x i32], [200000 x i32]* %x, i64 0, i64 0 114 store i32 %0, i32* %arrayidx, align 32 115 %b = getelementptr inbounds %struct.s, %struct.s* %a, i64 0, i32 1 116 %1 = load i32, i32* %b, align 4 117 %arrayidx2 = getelementptr inbounds [200000 x i32], [200000 x i32]* %x, i64 0, i64 1 118 store i32 %1, i32* %arrayidx2, align 4 119 call void @bar(i32* %arrayidx) 120 ret void 121} 122 123; CHECK-LABEL: @hoo 124 125; CHECK-DAG: lis [[REG1:[0-9]+]], -13 126; CHECK-DAG: clrldi [[REG3:[0-9]+]], 1, 59 127; CHECK-DAG: mflr {{[0-9]+}} 128; CHECK-DAG: ori [[REG2:[0-9]+]], [[REG1]], 51808 129; CHECK-DAG: std 30, -16(1) 130; CHECK-DAG: mr 30, 1 131; CHECK-DAG: std 0, 16(1) 132; CHECK-DAG: subc 0, [[REG2]], [[REG3]] 133; CHECK: stdux 1, 1, 0 134 135; CHECK: .cfi_def_cfa_register r30 136 137; CHECK: blr 138 139; CHECK-32-LABEL: @hoo 140 141; CHECK-32-DAG: lis [[REG1:[0-9]+]], -13 142; CHECK-32-DAG: clrlwi [[REG3:[0-9]+]], 1, 27 143; CHECK-32-DAG: mflr [[LR:[0-9]+]] 144; CHECK-32-DAG: ori [[REG2:[0-9]+]], [[REG1]], 51904 145; CHECK-32-DAG: stw [[LR]], 4(1) 146; CHECK-32-DAG: subc 0, [[REG2]], [[REG3]] 147; CHECK-32: stwux 1, 1, 0 148; CHECK-32: sub 0, 1, 0 149; CHECK-32: addic 0, 0, -4 150; CHECK-32: stwx 31, 0, 0 151; CHECK-32: addic 0, 0, -4 152; CHECK-32: stwx 30, 0, 0 153; CHECK-32: addic 30, 0, 8 154 155; CHECK-32: blr 156 157; CHECK-32-PIC-LABEL: @hoo 158 159; CHECK-32-PIC-DAG: lis [[REG1:[0-9]+]], -13 160; CHECK-32-PIC-DAG: clrlwi [[REG3:[0-9]+]], 1, 27 161; CHECK-32-PIC-DAG: mflr {{[0-9]+}} 162; CHECK-32-PIC-DAG: ori [[REG2:[0-9]+]], [[REG1]], 51904 163; CHECK-32-PIC-DAG: stw 0, 4(1) 164; CHECK-32-PIC-DAG: subc 0, [[REG2]], [[REG3]] 165; CHECK-32-PIC: stwux 1, 1, 0 166; CHECK-32-PIC: sub 0, 1, 0 167; CHECK-32-PIC: addic 0, 0, -4 168; CHECK-32-PIC: stwx 31, 0, 0 169; CHECK-32-PIC: addic 0, 0, -8 170; CHECK-32-PIC: stwx 29, 0, 0 171; CHECK-32-PIC: addic 29, 0, 12 172 173; CHECK-32: blr 174 175; Make sure that the FP save area is still allocated correctly relative to 176; where r30 is saved. 177define void @loo(%struct.s* byval(%struct.s) nocapture readonly %a) { 178entry: 179 %x = alloca [2 x i32], align 32 180 %a1 = getelementptr inbounds %struct.s, %struct.s* %a, i64 0, i32 0 181 %0 = load i32, i32* %a1, align 4 182 %arrayidx = getelementptr inbounds [2 x i32], [2 x i32]* %x, i64 0, i64 0 183 store i32 %0, i32* %arrayidx, align 32 184 %b = getelementptr inbounds %struct.s, %struct.s* %a, i64 0, i32 1 185 %1 = load i32, i32* %b, align 4 186 %arrayidx2 = getelementptr inbounds [2 x i32], [2 x i32]* %x, i64 0, i64 1 187 store i32 %1, i32* %arrayidx2, align 4 188 call void @bar(i32* %arrayidx) 189 call void asm sideeffect "", "~{f30}"() nounwind 190 ret void 191} 192 193; CHECK-LABEL: @loo 194 195; CHECK-DAG: mflr {{[0-9]+}} 196; CHECK-DAG: clrldi [[REG:[0-9]+]], 1, 59 197; CHECK-DAG: std 30, -32(1) 198; CHECK-DAG: mr 30, 1 199; CHECK-DAG: std 0, 16(1) 200; CHECK-DAG: subfic 0, [[REG]], -192 201; CHECK: stdux 1, 1, 0 202 203; CHECK: .cfi_def_cfa_register r30 204 205; CHECK: stfd 30, -16(30) 206 207; CHECK: blr 208 209; CHECK-FP-LABEL: @loo 210 211; CHECK-FP-DAG: mflr {{[0-9]+}} 212; CHECK-FP-DAG: clrldi [[REG:[0-9]+]], 1, 59 213; CHECK-FP-DAG: std 31, -24(1) 214; CHECK-FP-DAG: std 30, -32(1) 215; CHECK-FP-DAG: mr 30, 1 216; CHECK-FP-DAG: std 0, 16(1) 217; CHECK-FP-DAG: subfic 0, [[REG]], -192 218; CHECK-FP: stdux 1, 1, 0 219 220; CHECK-FP: .cfi_def_cfa_register r30 221 222; CHECK-FP: stfd 30, -16(30) 223 224; CHECK-FP: blr 225