1; RUN: llvm-as < %s | llvm-dis -expand-constant-exprs | FileCheck %s 2 3@g = extern_weak global i32 4@g2 = extern_weak global i32 5 6define i64 @test_cast() { 7; CHECK-LABEL: define i64 @test_cast() { 8; CHECK-NEXT: %constexpr = ptrtoint ptr @g to i64 9; CHECK-NEXT: ret i64 %constexpr 10 ret i64 ptrtoint (ptr @g to i64) 11} 12 13define i1 @test_icmp() { 14; CHECK-LABEL: define i1 @test_icmp() { 15; CHECK-NEXT: %constexpr = ptrtoint ptr @g to i64 16; CHECK-NEXT: %constexpr1 = icmp ne i64 %constexpr, 0 17; CHECK-NEXT: ret i1 %constexpr1 18 ret i1 icmp ne (i64 ptrtoint (ptr @g to i64), i64 0) 19} 20 21define i32 @test_select() { 22; CHECK-LABEL: define i32 @test_select() { 23; CHECK-NEXT: %constexpr = ptrtoint ptr @g to i64 24; CHECK-NEXT: %constexpr1 = icmp ne i64 %constexpr, 0 25; CHECK-NEXT: %constexpr2 = select i1 %constexpr1, i32 1, i32 2 26; CHECK-NEXT: ret i32 %constexpr2 27 ret i32 select (i1 icmp ne (i64 ptrtoint (ptr @g to i64), i64 0), i32 1, i32 2) 28} 29 30define i8 @test_extractelement() { 31; CHECK-LABEL: define i8 @test_extractelement() { 32; CHECK-NEXT: %constexpr = ptrtoint ptr @g to i64 33; CHECK-NEXT: %constexpr1 = icmp ne i64 %constexpr, 0 34; CHECK-NEXT: %constexpr2 = select i1 %constexpr1, <2 x i8> zeroinitializer, <2 x i8> <i8 0, i8 1> 35; CHECK-NEXT: %constexpr3 = extractelement <2 x i8> %constexpr2, i32 0 36; CHECK-NEXT: ret i8 %constexpr3 37 ret i8 extractelement (<2 x i8> select (i1 icmp ne (i64 ptrtoint (ptr @g to i64), i64 0), <2 x i8> zeroinitializer, <2 x i8> <i8 0, i8 1>), i32 0) 38} 39 40define <2 x i8> @test_insertelement() { 41; CHECK-LABEL: define <2 x i8> @test_insertelement() { 42; CHECK-NEXT: %constexpr = ptrtoint ptr @g to i32 43; CHECK-NEXT: %constexpr1 = insertelement <2 x i8> poison, i8 42, i32 %constexpr 44; CHECK-NEXT: ret <2 x i8> %constexpr1 45 ret <2 x i8> insertelement (<2 x i8> poison, i8 42, i32 ptrtoint (ptr @g to i32)) 46} 47 48define double @test_fneg() { 49; CHECK-LABEL: define double @test_fneg() { 50; CHECK-NEXT: %constexpr = ptrtoint ptr @g to i64 51; CHECK-NEXT: %constexpr1 = bitcast i64 %constexpr to double 52; CHECK-NEXT: %constexpr2 = fneg double %constexpr1 53 ret double fneg (double bitcast (i64 ptrtoint (ptr @g to i64) to double)) 54} 55 56define i64 @test_flags() { 57; CHECK-LABEL: define i64 @test_flags() { 58; CHECK-NEXT: %constexpr = ptrtoint ptr @g to i64 59; CHECK-NEXT: %constexpr1 = add nuw i64 %constexpr, 1 60; CHECK-NEXT: ret i64 %constexpr1 61 ret i64 add nuw (i64 ptrtoint (ptr @g to i64), i64 1) 62} 63 64define <3 x i64> @test_vector() { 65; CHECK-LABEL: define <3 x i64> @test_vector() { 66; CHECK-NEXT: %constexpr = ptrtoint ptr @g to i64 67; CHECK-NEXT: %constexpr.ins = insertelement <3 x i64> poison, i64 5, i32 0 68; CHECK-NEXT: %constexpr.ins1 = insertelement <3 x i64> %constexpr.ins, i64 %constexpr, i32 1 69; CHECK-NEXT: %constexpr.ins2 = insertelement <3 x i64> %constexpr.ins1, i64 7, i32 2 70 ret <3 x i64> <i64 5, i64 ptrtoint (ptr @g to i64), i64 7> 71} 72 73define i64 @test_reused_expr() { 74; CHECK-LABEL: define i64 @test_reused_expr() { 75; CHECK-NEXT: %constexpr = ptrtoint ptr @g to i64 76; CHECK-NEXT: %constexpr1 = add i64 %constexpr, %constexpr 77; CHECK-NEXT: ret i64 %constexpr1 78 ret i64 add (i64 ptrtoint (ptr @g to i64), i64 ptrtoint (ptr @g to i64)) 79} 80 81define i64 @test_multiple_expanded_operands() { 82; CHECK-LABEL: define i64 @test_multiple_expanded_operands() { 83; CHECK-NEXT: %constexpr = ptrtoint ptr @g to i64 84; CHECK-NEXT: %constexpr1 = ptrtoint ptr @g2 to i64 85; CHECK-NEXT: %constexpr2 = add i64 %constexpr, %constexpr1 86; CHECK-NEXT: ret i64 %constexpr2 87 ret i64 add (i64 ptrtoint (ptr @g to i64), i64 ptrtoint (ptr @g2 to i64)) 88} 89 90define i64 @test_mid_block(i64 %arg) { 91; CHECK-LABEL: define i64 @test_mid_block(i64 %arg) { 92; CHECK-NEXT: %x = mul i64 %arg, 3 93; CHECK-NEXT: %constexpr = ptrtoint ptr @g to i64 94; CHECK-NEXT: %add = add i64 %x, %constexpr 95; CHECK-NEXT: ret i64 %add 96 %x = mul i64 %arg, 3 97 %add = add i64 %x, ptrtoint (ptr @g to i64) 98 ret i64 %add 99} 100 101define i64 @test_phi_non_critical_edge_block_before(i1 %c) { 102; CHECK-LABEL: define i64 @test_phi_non_critical_edge_block_before(i1 %c) { 103; CHECK: entry: 104; CHECK-NEXT: br i1 %c, label %if, label %join 105; CHECK: if: 106; CHECK-NEXT: br label %phi.constexpr 107; CHECK: phi.constexpr: 108; CHECK-NEXT: %constexpr = ptrtoint ptr @g to i64 109; CHECK-NEXT: br label %join 110; CHECK: join: 111; CHECK-NEXT: %phi = phi i64 [ 0, %entry ], [ %constexpr, %phi.constexpr ] 112; CHECK-NEXT: ret i64 %phi 113entry: 114 br i1 %c, label %if, label %join 115 116if: 117 br label %join 118 119join: 120 %phi = phi i64 [ 0, %entry ], [ ptrtoint (ptr @g to i64), %if ] 121 ret i64 %phi 122} 123 124define i64 @test_phi_non_critical_edge_block_after(i1 %c) { 125; CHECK-LABEL: define i64 @test_phi_non_critical_edge_block_after(i1 %c) { 126; CHECK: entry: 127; CHECK-NEXT: br i1 %c, label %if, label %join 128; CHECK: phi.constexpr: 129; CHECK-NEXT: %constexpr = ptrtoint ptr @g to i64 130; CHECK-NEXT: br label %join 131; CHECK: join: 132; CHECK-NEXT: %phi = phi i64 [ 0, %entry ], [ %constexpr, %phi.constexpr ] 133; CHECK-NEXT: ret i64 %phi 134; CHECK: if: 135; CHECK-NEXT: br label %phi.constexpr 136entry: 137 br i1 %c, label %if, label %join 138 139join: 140 %phi = phi i64 [ 0, %entry ], [ ptrtoint (ptr @g to i64), %if ] 141 ret i64 %phi 142 143if: 144 br label %join 145} 146 147define i64 @test_phi_critical_edge(i1 %c) { 148; CHECK-LABEL: define i64 @test_phi_critical_edge(i1 %c) { 149; CHECK: entry: 150; CHECK-NEXT: br i1 %c, label %if, label %phi.constexpr 151; CHECK: if: 152; CHECK-NEXT: br label %join 153; CHECK: phi.constexpr: 154; CHECK-NEXT: %constexpr = ptrtoint ptr @g to i64 155; CHECK-NEXT: br label %join 156; CHECK: join: 157; CHECK-NEXT: %phi = phi i64 [ %constexpr, %phi.constexpr ], [ 0, %if ] 158; CHECK-NEXT: ret i64 %phi 159entry: 160 br i1 %c, label %if, label %join 161 162if: 163 br label %join 164 165join: 166 %phi = phi i64 [ ptrtoint (ptr @g to i64), %entry ], [ 0, %if ] 167 ret i64 %phi 168} 169 170define i64 @test_phi_multiple_nodes(i1 %c) { 171; CHECK-LABEL: define i64 @test_phi_multiple_nodes(i1 %c) { 172; CHECK: entry: 173; CHECK-NEXT: br i1 %c, label %if, label %join 174; CHECK: if: 175; CHECK-NEXT: br label %phi.constexpr 176; CHECK: phi.constexpr: 177; CHECK-NEXT: %constexpr = ptrtoint ptr @g to i64 178; CHECK-NEXT: %constexpr2 = ptrtoint ptr @g2 to i64 179; CHECK-NEXT: br label %join 180; CHECK: join: 181; CHECK-NEXT: %phi = phi i64 [ 0, %entry ], [ %constexpr, %phi.constexpr ] 182; CHECK-NEXT: %phi2 = phi i64 [ 0, %entry ], [ %constexpr2, %phi.constexpr ] 183; CHECK-NEXT: ret i64 %phi 184entry: 185 br i1 %c, label %if, label %join 186 187if: 188 br label %join 189 190join: 191 %phi = phi i64 [ 0, %entry ], [ ptrtoint (ptr @g to i64), %if ] 192 %phi2 = phi i64 [ 0, %entry ], [ ptrtoint (ptr @g2 to i64), %if ] 193 ret i64 %phi 194} 195 196 197define i64 @test_phi_multiple_identical_predecessors(i32 %x) { 198; CHECK-LABEL: define i64 @test_phi_multiple_identical_predecessors(i32 %x) { 199; CHECK: entry: 200; CHECK-NEXT: switch i32 %x, label %default [ 201; CHECK-NEXT: i32 0, label %phi.constexpr 202; CHECK-NEXT: i32 1, label %phi.constexpr 203; CHECK-NEXT: ] 204; CHECK: default: 205; CHECK-NEXT: br label %join 206; CHECK: phi.constexpr: 207; CHECK-NEXT: %constexpr = ptrtoint ptr @g to i64 208; CHECK-NEXT: br label %join 209; CHECK: join: 210; CHECK-NEXT: %phi = phi i64 [ %constexpr, %phi.constexpr ], [ %constexpr, %phi.constexpr ], [ 0, %default ] 211; CHECK-NEXT: ret i64 %phi 212entry: 213 switch i32 %x, label %default [ 214 i32 0, label %join 215 i32 1, label %join 216 ] 217 218default: 219 br label %join 220 221join: 222 %phi = phi i64 [ ptrtoint (ptr @g to i64), %entry ], [ ptrtoint (ptr @g to i64), %entry ], [ 0, %default ] 223 ret i64 %phi 224} 225