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1// RUN: %clang_cc1 %s -triple spir-unknown-unknown -O0 -emit-llvm -o - | FileCheck %s2// RUN: %clang_cc1 %s -triple spir-unknown-unknown -O0 -emit-llvm -o - -fexperimental-new-constant-interpreter | FileCheck %s3 4typedef int int2 __attribute__((ext_vector_type(2)));5typedef int int4 __attribute__((ext_vector_type(4)));6 7struct Storage final {8 constexpr const float& operator[](const int index) const noexcept {9 return InternalStorage[index];10 }11 12 const float InternalStorage[1];13};14 15constexpr Storage getStorage() {16 return Storage{{1.0f}};17}18 19constexpr float compute() {20 constexpr auto s = getStorage();21 return 2.0f / (s[0]);22}23 24constexpr float FloatConstant = compute();25 26// CHECK-LABEL: define{{.*}} spir_kernel void @foo27// CHECK: store float 2.000000e+0028kernel void foo(global float *x) {29 *x = FloatConstant;30}31 32// Test evaluation of constant vectors.33// CHECK-LABEL: define{{.*}} spir_kernel void @vecEval34// CHECK: store i32 335// CHECK: store <2 x i32> <i32 22, i32 33>, ptr36 37const int oneElt = int4(3).x;38const int2 twoElts = (int4)(11, 22, 33, 44).yz;39 40kernel void vecEval(global int *x, global int2 *y) {41 *x = oneElt;42 *y = twoElts;43}44 45// Test evaluation of vectors initialized through a constexpr function.46// CHECK-LABEL: define{{.*}} spir_kernel void @vecEval247// CHECK: store <2 x i32>48constexpr int2 addOne(int2 x) {49 return (int2)(x.x + 1, x.y + 1);50}51const int2 fromConstexprFunc = addOne(int2(2));52 53kernel void vecEval2(global int2 *x) {54 *x = fromConstexprFunc;55}56 57// Test evaluation of vec_step58// CHECK-LABEL: define{{.*}} spir_kernel void @vec_step_test59// CHECK: store i32 660constexpr int vsize1 = vec_step(fromConstexprFunc);61constexpr int vsize2 = vec_step(int4);62 63kernel void vec_step_test(global int *x) {64 *x = vsize1 + vsize2;65}66