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54da09356b
In historical reason, tblgen is not strictly required to be free from memory leaks. For now, I mark them as XFAIL, they could be fixed, though. llvm-svn: 194353
90 lines
3.3 KiB
TableGen
90 lines
3.3 KiB
TableGen
// RUN: llvm-tblgen %s | FileCheck %s
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// XFAIL: vg_leak
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// Support for an `!if' operator as part of a `let' statement.
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// CHECK: class C
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// CHECK-NEXT: bits<16> n = { ?, ?, ?, ?, !if({ C:y{3} }, 1, !if({ C:y{2} }, { C:x{0} }, !if({ C:y{1} }, { C:x{1} }, !if({ C:y{0} }, { C:x{2} }, ?)))){0}, !if({ C:x{2} }, { C:y{3}, C:y{2} }, !if({ C:x{1} }, { C:y{2}, C:y{1} }, !if({ C:x{0} }, { C:y{1}, C:y{0} }, ?))){1}, !if({ C:x{2} }, { C:y{3}, C:y{2} }, !if({ C:x{1} }, { C:y{2}, C:y{1} }, !if({ C:x{0} }, { C:y{1}, C:y{0} }, ?))){0}, !if({ C:x{2} }, 2, 6){2}, !if({ C:x{2} }, 2, 6){1}, !if({ C:x{2} }, 2, 6){0}, !if({ C:x{1} }, { C:y{3}, C:y{2} }, { 0, 1 }){1}, !if({ C:x{1} }, { C:y{3}, C:y{2} }, { 0, 1 }){0}, !if({ C:x{0} }, { C:y{3}, C:y{2}, C:y{1}, C:y{0} }, { C:z, C:y{2}, C:y{1}, C:y{0} }){3}, !if({ C:x{0} }, { C:y{3}, C:y{2}, C:y{1}, C:y{0} }, { C:z, C:y{2}, C:y{1}, C:y{0} }){2}, !if({ C:x{0} }, { C:y{3}, C:y{2}, C:y{1}, C:y{0} }, { C:z, C:y{2}, C:y{1}, C:y{0} }){1}, !if({ C:x{0} }, { C:y{3}, C:y{2}, C:y{1}, C:y{0} }, { C:z, C:y{2}, C:y{1}, C:y{0} }){0} };
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class C<bits<3> x, bits<4> y, bit z> {
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bits<16> n;
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let n{11} = !if(y{3}, 1,
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!if(y{2}, x{0},
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!if(y{1}, x{1},
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!if(y{0}, x{2}, ?))));
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let n{10-9}= !if(x{2}, y{3-2},
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!if(x{1}, y{2-1},
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!if(x{0}, y{1-0}, ?)));
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let n{8-6} = !if(x{2}, 0b010, 0b110);
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let n{5-4} = !if(x{1}, y{3-2}, {0, 1});
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let n{3-0} = !if(x{0}, y{3-0}, {z, y{2}, y{1}, y{0}});
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}
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def C1 : C<{1, 0, 1}, {0, 1, 0, 1}, 0>;
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def C2 : C<{0, 1, 0}, {1, 0, 1, 0}, 1>;
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def C3 : C<{0, 0, 0}, {1, 0, 1, 0}, 0>;
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def C4 : C<{0, 0, 0}, {0, 0, 0, 0}, 0>;
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// CHECK: def C1
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// CHECK-NEXT: bits<16> n = { ?, ?, ?, ?, 1, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1 };
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// CHECK: def C2
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// CHECK-NEXT: bits<16> n = { ?, ?, ?, ?, 1, 0, 1, 1, 1, 0, 1, 0, 1, 0, 1, 0 };
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// CHECK: def C3
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// CHECK-NEXT: bits<16> n = { ?, ?, ?, ?, 1, ?, ?, 1, 1, 0, 0, 1, 0, 0, 1, 0 };
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// CHECK: def C4
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// CHECK-NEXT: bits<16> n = { ?, ?, ?, ?, ?, ?, ?, 1, 1, 0, 0, 1, 0, 0, 0, 0 };
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class S<int s> {
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bits<2> val = !if(!eq(s, 8), {0, 0},
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!if(!eq(s, 16), 0b01,
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!if(!eq(s, 32), 2,
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!if(!eq(s, 64), {1, 1}, ?))));
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}
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def D8 : S<8>;
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def D16 : S<16>;
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def D32 : S<32>;
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def D64 : S<64>;
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def D128: S<128>;
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// CHECK: def D128
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// CHECK-NEXT: bits<2> val = { ?, ? };
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// CHECK: def D16
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// CHECK-NEXT: bits<2> val = { 0, 1 };
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// CHECK: def D32
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// CHECK-NEXT: bits<2> val = { 1, 0 };
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// CHECK: def D64
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// CHECK-NEXT: bits<2> val = { 1, 1 };
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// CHECK: def D8
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// CHECK-NEXT: bits<2> val = { 0, 0 };
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// CHECK: def One
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// CHECK-NEXT: list<int> first = [1, 2, 3];
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// CHECK-NEXT: list<int> rest = [1, 2, 3];
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// CHECK: def OneB
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// CHECK-NEXT: list<int> vals = [1, 2, 3];
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// CHECK: def Two
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// CHECK-NEXT: list<int> first = [1, 2, 3];
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// CHECK-NEXT: list<int> rest = [4, 5, 6];
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// CHECK: def TwoB
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// CHECK-NEXT: list<int> vals = [4, 5, 6];
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class A<list<list<int>> vals> {
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list<int> first = vals[0];
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list<int> rest = !if(!empty(!tail(vals)), vals[0], vals[1]);
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}
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def One : A<[[1,2,3]]>;
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def Two : A<[[1,2,3], [4,5,6]]>;
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class B<list<int> v> {
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list<int> vals = v;
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}
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class BB<list<list<int>> vals> : B<!if(!empty(!tail(vals)), vals[0], vals[1])>;
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class BBB<list<list<int>> vals> : BB<vals>;
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def OneB : BBB<[[1,2,3]]>;
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def TwoB : BBB<[[1,2,3],[4,5,6]]>;
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