llvm-for-llvmta/tools/clang/test/CodeGen/ext-vector-indexing.c

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2022-04-25 13:02:35 +02:00
// RUN: %clang_cc1 -triple x86_64-unknown-unknown -emit-llvm %s -o - | FileCheck %s
typedef __attribute__(( ext_vector_type(4) )) float float4;
// CHECK: @test
void test()
{
float4 va;
va.hi[0] = 3.0;
// CHECK: [[VA:%.*]] = alloca <4 x float>
// CHECK: [[CONV:%.*]] = bitcast <4 x float>* [[VA]] to float*
// CHECK: [[ADD:%.*]] = getelementptr inbounds float, float* [[CONV]], i64 2
// CHECK: [[ARRIDX:%.*]] = getelementptr inbounds float, float* [[ADD]], i64 0
// CHECK: store float 3.000000e+00, float* [[ARRIDX]]
}