mirror of
https://github.com/c64scene-ar/llvm-6502.git
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5d5c0624d0
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@141294 91177308-0d34-0410-b5e6-96231b3b80d8
168 lines
4.4 KiB
TableGen
168 lines
4.4 KiB
TableGen
// Test evaluation of set operations in dags.
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// RUN: llvm-tblgen -print-sets %s | FileCheck %s
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// XFAIL: vg_leak
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//
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// The -print-sets driver configures a primitive SetTheory instance that
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// understands these sets:
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class Set<dag d> {
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dag Elements = d;
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}
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// It prints all Set instances and their ordered set interpretation.
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// Define some elements.
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def a;
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def b;
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def c;
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def d;
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// The 'add' operator evaluates and concatenates its arguments.
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def add;
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def S0a : Set<(add)>;
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def S0b : Set<(add a)>;
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def S0c : Set<(add a, b)>;
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def S0d : Set<(add b, a)>;
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def S0e : Set<(add a, a)>;
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def S0f : Set<(add a, a, b, a, c, b, d, a)>;
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def S0g : Set<(add b, a, b)>;
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// CHECK: S0a = [ ]
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// CHECK: S0b = [ a ]
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// CHECK: S0c = [ a b ]
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// CHECK: S0d = [ b a ]
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// CHECK: S0e = [ a ]
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// CHECK: S0f = [ a b c d ]
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// CHECK: S0g = [ b a ]
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// Defs of Set class expand into their elements.
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// Mixed sets and elements are flattened.
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def S1a : Set<(add S0a)>;
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def S1b : Set<(add S0a, S0a)>;
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def S1c : Set<(add S0d, S0f)>;
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def S1d : Set<(add d, S0d, S0f)>;
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// CHECK: S1a = [ ]
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// CHECK: S1b = [ ]
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// CHECK: S1c = [ b a c d ]
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// CHECK: S1d = [ d b a c ]
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// The 'sub' operator returns the first argument with the following arguments
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// removed.
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def sub;
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def S2a : Set<(sub S1a, S1c)>;
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def S2b : Set<(sub S1c, S1d)>;
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def S2c : Set<(sub S1c, b)>;
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def S2d : Set<(sub S1c, S0c)>;
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def S2e : Set<(sub S1c, S2d)>;
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// CHECK: S2a = [ ]
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// CHECK: S2b = [ ]
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// CHECK: S2c = [ a c d ]
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// CHECK: S2d = [ c d ]
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// CHECK: S2e = [ b a ]
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// The 'and' operator intersects two sets. The result has the same order as the
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// first argument.
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def and;
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def S3a : Set<(and S2d, S2e)>;
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def S3b : Set<(and S2d, S1d)>;
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// CHECK: S3a = [ ]
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// CHECK: S3b = [ c d ]
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// The 'shl' operator removes the first N elements.
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def shl;
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def S4a : Set<(shl S0f, 0)>;
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def S4b : Set<(shl S0f, 1)>;
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def S4c : Set<(shl S0f, 3)>;
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def S4d : Set<(shl S0f, 4)>;
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def S4e : Set<(shl S0f, 5)>;
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// CHECK: S4a = [ a b c d ]
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// CHECK: S4b = [ b c d ]
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// CHECK: S4c = [ d ]
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// CHECK: S4d = [ ]
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// CHECK: S4e = [ ]
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// The 'trunc' operator truncates after the first N elements.
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def trunc;
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def S5a : Set<(trunc S0f, 0)>;
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def S5b : Set<(trunc S0f, 1)>;
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def S5c : Set<(trunc S0f, 3)>;
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def S5d : Set<(trunc S0f, 4)>;
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def S5e : Set<(trunc S0f, 5)>;
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// CHECK: S5a = [ ]
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// CHECK: S5b = [ a ]
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// CHECK: S5c = [ a b c ]
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// CHECK: S5d = [ a b c d ]
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// CHECK: S5e = [ a b c d ]
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// The 'rotl' operator rotates left, but also accepts a negative shift.
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def rotl;
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def S6a : Set<(rotl S0f, 0)>;
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def S6b : Set<(rotl S0f, 1)>;
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def S6c : Set<(rotl S0f, 3)>;
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def S6d : Set<(rotl S0f, 4)>;
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def S6e : Set<(rotl S0f, 5)>;
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def S6f : Set<(rotl S0f, -1)>;
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def S6g : Set<(rotl S0f, -4)>;
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def S6h : Set<(rotl S0f, -5)>;
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// CHECK: S6a = [ a b c d ]
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// CHECK: S6b = [ b c d a ]
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// CHECK: S6c = [ d a b c ]
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// CHECK: S6d = [ a b c d ]
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// CHECK: S6e = [ b c d a ]
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// CHECK: S6f = [ d a b c ]
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// CHECK: S6g = [ a b c d ]
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// CHECK: S6h = [ d a b c ]
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// The 'rotr' operator rotates right, but also accepts a negative shift.
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def rotr;
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def S7a : Set<(rotr S0f, 0)>;
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def S7b : Set<(rotr S0f, 1)>;
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def S7c : Set<(rotr S0f, 3)>;
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def S7d : Set<(rotr S0f, 4)>;
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def S7e : Set<(rotr S0f, 5)>;
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def S7f : Set<(rotr S0f, -1)>;
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def S7g : Set<(rotr S0f, -4)>;
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def S7h : Set<(rotr S0f, -5)>;
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// CHECK: S7a = [ a b c d ]
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// CHECK: S7b = [ d a b c ]
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// CHECK: S7c = [ b c d a ]
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// CHECK: S7d = [ a b c d ]
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// CHECK: S7e = [ d a b c ]
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// CHECK: S7f = [ b c d a ]
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// CHECK: S7g = [ a b c d ]
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// CHECK: S7h = [ b c d a ]
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// The 'decimate' operator picks every N'th element.
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def decimate;
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def e0;
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def e1;
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def e2;
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def e3;
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def e4;
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def e5;
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def e6;
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def e7;
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def e8;
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def e9;
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def E : Set<(add e0, e1, e2, e3, e4, e5, e6, e7, e8, e9)>;
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def S8a : Set<(decimate E, 3)>;
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def S8b : Set<(decimate E, 9)>;
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def S8c : Set<(decimate E, 10)>;
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def S8d : Set<(decimate (rotl E, 1), 2)>;
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def S8e : Set<(add (decimate E, 2), (decimate (rotl E, 1), 2))>;
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// CHECK: S8a = [ e0 e3 e6 e9 ]
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// CHECK: S8b = [ e0 e9 ]
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// CHECK: S8c = [ e0 ]
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// CHECK: S8d = [ e1 e3 e5 e7 e9 ]
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// CHECK: S8e = [ e0 e2 e4 e6 e8 e1 e3 e5 e7 e9 ]
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// The 'sequence' operator finds a sequence of records from their name.
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def sequence;
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def S9a : Set<(sequence "e%u", 3, 7)>;
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def S9b : Set<(sequence "e%u", 7, 3)>;
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def S9c : Set<(sequence "e%u", 0, 0)>;
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def S9d : Set<(sequence "S%ua", 7, 9)>;
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// CHECK: S9a = [ e3 e4 e5 e6 e7 ]
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// CHECK: S9b = [ e7 e6 e5 e4 e3 ]
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// CHECK: S9c = [ e0 ]
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// CHECK: S9d = [ a b c d e0 e3 e6 e9 e4 e5 e7 ]
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