a3d2d34e84
When constructing vectors from elements, use poison instead of undef as the base value. These literals always initialize all elements (padding the remainder with zero), so that the choice of base value does not affect semantics.
73 lines
4.2 KiB
Common Lisp
73 lines
4.2 KiB
Common Lisp
// RUN: %clang_cc1 -emit-llvm %s -o - -O0 | FileCheck %s
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// RUN: %clang_cc1 -emit-llvm %s -o - -cl-std=clc++ -O0 | FileCheck %s
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typedef __attribute__((ext_vector_type(2))) int int2;
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typedef __attribute__((ext_vector_type(3))) int int3;
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typedef __attribute__((ext_vector_type(4))) int int4;
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typedef __attribute__((ext_vector_type(8))) int int8;
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typedef __attribute__((ext_vector_type(4))) float float4;
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__constant const int4 c1 = (int4)(1, 2, ((int2)(3)));
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// CHECK: constant <4 x i32> <i32 1, i32 2, i32 3, i32 3>
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__constant const int4 c2 = (int4)(1, 2, ((int2)(3, 4)));
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// CHECK: constant <4 x i32> <i32 1, i32 2, i32 3, i32 4>
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void vector_literals_valid() {
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//CHECK: insertelement <4 x i32> <i32 1, i32 2, i32 poison, i32 poison>, i32 %{{.+}}, i32 2
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//CHECK: insertelement <4 x i32> %{{.+}}, i32 %{{.+}}, i32 3
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int4 a_1_1_1_1 = (int4)(1, 2, c1.s2, c2.s3);
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//CHECK: store <2 x i32> <i32 1, i32 2>, ptr
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//CHECK: shufflevector <2 x i32> %{{[0-9]+}}, <2 x i32> poison, <4 x i32> <i32 0, i32 1, i32 poison, i32 poison>
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//CHECK: shufflevector <4 x i32> %{{.+}}, <4 x i32> poison, <4 x i32> <i32 0, i32 1, i32 poison, i32 poison>
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//CHECK: insertelement <4 x i32> %{{.+}}, i32 3, i32 2
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//CHECK: insertelement <4 x i32> %{{.+}}, i32 4, i32 3
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int4 a_2_1_1 = (int4)((int2)(1, 2), 3, 4);
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//CHECK: store <2 x i32> <i32 2, i32 3>, ptr
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//CHECK: shufflevector <2 x i32> %{{[0-9]+}}, <2 x i32> poison, <4 x i32> <i32 0, i32 1, i32 poison, i32 poison>
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//CHECK: shufflevector <4 x i32> <i32 1, i32 poison, i32 poison, i32 poison>, <4 x i32> %{{.+}}, <4 x i32> <i32 0, i32 4, i32 5, i32 poison>
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//CHECK: insertelement <4 x i32> %{{.+}}, i32 4, i32 3
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int4 a_1_2_1 = (int4)(1, (int2)(2, 3), 4);
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//CHECK: store <2 x i32> <i32 3, i32 4>, ptr
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//CHECK: shufflevector <2 x i32> %{{[0-9]+}}, <2 x i32> poison, <4 x i32> <i32 0, i32 1, i32 poison, i32 poison>
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//CHECK: shufflevector <4 x i32> <i32 1, i32 2, i32 poison, i32 poison>, <4 x i32> %{{.+}}, <4 x i32> <i32 0, i32 1, i32 4, i32 5>
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int4 a_1_1_2 = (int4)(1, 2, (int2)(3, 4));
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//CHECK: store <2 x i32> <i32 1, i32 2>, ptr
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//CHECK: shufflevector <2 x i32> %{{[0-9]+}}, <2 x i32> poison, <4 x i32> <i32 0, i32 1, i32 poison, i32 poison>
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//CHECK: shufflevector <4 x i32> %{{.+}}, <4 x i32> poison, <4 x i32> <i32 0, i32 1, i32 poison, i32 poison>
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//CHECK: shufflevector <4 x i32> %{{.+}}, <4 x i32> <i32 3, i32 3, i32 undef, i32 undef>, <4 x i32> <i32 0, i32 1, i32 4, i32 5>
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int4 a_2_2 = (int4)((int2)(1, 2), (int2)(3));
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//CHECK: store <4 x i32> <i32 2, i32 3, i32 4, i32 undef>, ptr
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//CHECK: shufflevector <4 x i32> %{{.+}}, <4 x i32> poison, <3 x i32> <i32 0, i32 1, i32 2>
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//CHECK: shufflevector <3 x i32> %{{.+}}, <3 x i32> poison, <4 x i32> <i32 0, i32 1, i32 2, i32 poison>
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//CHECK: shufflevector <4 x i32> <i32 1, i32 poison, i32 poison, i32 poison>, <4 x i32> %{{.+}}, <4 x i32> <i32 0, i32 4, i32 5, i32 6>
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int4 a_1_3 = (int4)(1, (int3)(2, 3, 4));
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//CHECK: store <4 x i32> <i32 1, i32 1, i32 1, i32 1>, ptr %a
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int4 a = (int4)(1);
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//CHECK: load <4 x i32>, ptr %a
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//CHECK: shufflevector <4 x i32> %{{[0-9]+}}, <4 x i32> poison, <2 x i32> <i32 0, i32 1>
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//CHECK: shufflevector <2 x i32> %{{[0-9]+}}, <2 x i32> poison, <8 x i32> <i32 0, i32 1, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
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//CHECK: shufflevector <8 x i32> <i32 1, i32 2, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>, <8 x i32> %{{.+}}, <8 x i32> <i32 0, i32 1, i32 8, i32 9, i32 poison, i32 poison, i32 poison, i32 poison>
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//CHECK: load <4 x i32>, ptr %a
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//CHECK: shufflevector <4 x i32> %{{[0-9]+}}, <4 x i32> poison, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 poison, i32 poison, i32 poison, i32 poison>
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//CHECK: shufflevector <8 x i32> %{{.+}}, <8 x i32> %{{.+}}, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 8, i32 9, i32 10, i32 11>
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int8 b = (int8)(1, 2, a.xy, a);
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//CHECK: store <4 x float> <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00>, ptr %V2
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float4 V2 = (float4)(1);
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}
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void vector_literals_with_cast() {
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// CHECK-LABEL: vector_literals_with_cast
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// CHECK: store <2 x i32> <i32 12, i32 34>, ptr
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// CHECK: extractelement <2 x i32> %{{[0-9]+}}, i{{[0-9]+}} 0
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unsigned int withCast = ((int2)((int2)(12, 34))).s0;
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}
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