65 lines
1.6 KiB
Common Lisp
65 lines
1.6 KiB
Common Lisp
// RUN: %clang_cc1 %s -triple spir-unknown-unknown -cl-std=clc++ -O0 -emit-llvm -o - | FileCheck %s
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typedef int int2 __attribute__((ext_vector_type(2)));
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typedef int int4 __attribute__((ext_vector_type(4)));
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struct Storage final {
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constexpr const float& operator[](const int index) const noexcept {
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return InternalStorage[index];
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}
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const float InternalStorage[1];
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};
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constexpr Storage getStorage() {
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return Storage{{1.0f}};
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}
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constexpr float compute() {
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constexpr auto s = getStorage();
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return 2.0f / (s[0]);
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}
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constexpr float FloatConstant = compute();
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// CHECK-LABEL: define{{.*}} spir_kernel void @foo
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// CHECK: store float 2.000000e+00
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kernel void foo(global float *x) {
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*x = FloatConstant;
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}
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// Test evaluation of constant vectors.
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// CHECK-LABEL: define{{.*}} spir_kernel void @vecEval
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// CHECK: store i32 3
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// CHECK: store <2 x i32> <i32 22, i32 33>, <2 x i32>
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const int oneElt = int4(3).x;
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const int2 twoElts = (int4)(11, 22, 33, 44).yz;
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kernel void vecEval(global int *x, global int2 *y) {
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*x = oneElt;
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*y = twoElts;
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}
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// Test evaluation of vectors initialized through a constexpr function.
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// CHECK-LABEL: define{{.*}} spir_kernel void @vecEval2
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// CHECK: store <2 x i32>
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constexpr int2 addOne(int2 x) {
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return (int2)(x.x + 1, x.y + 1);
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}
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const int2 fromConstexprFunc = addOne(int2(2));
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kernel void vecEval2(global int2 *x) {
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*x = fromConstexprFunc;
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}
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// Test evaluation of vec_step
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// CHECK-LABEL: define{{.*}} spir_kernel void @vec_step_test
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// CHECK: store i32 6
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constexpr int vsize1 = vec_step(fromConstexprFunc);
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constexpr int vsize2 = vec_step(int4);
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kernel void vec_step_test(global int *x) {
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*x = vsize1 + vsize2;
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}
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