vector-splat-conversion.cpp
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// RUN: %clang_cc1 %s -triple arm64-apple-ios8.1.0 -std=c++11 -emit-llvm -o - | FileCheck %s
typedef __attribute__((__ext_vector_type__(8))) float vector_float8;
typedef vector_float8 float8;
// rdar://20000762
// CHECK-LABEL: define void @_Z23MandelbrotPolyCalcSIMD8v
void MandelbrotPolyCalcSIMD8() {
constexpr float8 v4 = 4.0; // value to compare against abs(z)^2, to see if bounded
float8 vABS;
auto vLT = vABS < v4;
// CHECK: store <8 x float>
// CHECK: [[ZERO:%.*]] = load <8 x float>, <8 x float>* [[VARBS:%.*]]
// CHECK: [[CMP:%.*]] = fcmp olt <8 x float> [[ZERO]]
// CHECK: [[SEXT:%.*]] = sext <8 x i1> [[CMP]] to <8 x i32>
// CHECK: store <8 x i32> [[SEXT]], <8 x i32>* [[VLT:%.*]]
}
typedef __attribute__((__ext_vector_type__(4))) int int4;
typedef __attribute__((__ext_vector_type__(4))) float float4;
typedef __attribute__((__ext_vector_type__(4))) __int128 bigint4;
// CHECK-LABEL: define void @_Z14BoolConversionv
void BoolConversion() {
// CHECK: store <4 x i32> <i32 -1, i32 -1, i32 -1, i32 -1>
int4 intsT = (int4)true;
// CHECK: store <4 x i32> zeroinitializer
int4 intsF = (int4)false;
// CHECK: store <4 x float> <float -1.000000e+00, float -1.000000e+00, float -1.000000e+00, float -1.000000e+00>
float4 floatsT = (float4)true;
// CHECK: store <4 x float> zeroinitializer
float4 floatsF = (float4)false;
// CHECK: store <4 x i128> <i128 -1, i128 -1, i128 -1, i128 -1>
bigint4 bigintsT = (bigint4)true;
// CHECK: store <4 x i128> zeroinitializer
bigint4 bigintsF = (bigint4)false;
// CHECK: store <4 x i32> <i32 -1, i32 -1, i32 -1, i32 -1>
constexpr int4 cIntsT = (int4)true;
// CHECK: store <4 x i32> zeroinitializer
constexpr int4 cIntsF = (int4)false;
// CHECK: store <4 x float> <float -1.000000e+00, float -1.000000e+00, float -1.000000e+00, float -1.000000e+00>
constexpr float4 cFloatsT = (float4)true;
// CHECK: store <4 x float> zeroinitializer
constexpr float4 cFloatsF = (float4)false;
// CHECK: store <4 x i128> <i128 -1, i128 -1, i128 -1, i128 -1>
constexpr bigint4 cBigintsT = (bigint4)true;
// CHECK: store <4 x i128> zeroinitializer
constexpr bigint4 cBigintsF = (bigint4)false;
}
typedef __attribute__((vector_size(8))) int gcc_int_2;
gcc_int_2 FloatToIntConversion(gcc_int_2 Int2, float f) {
return Int2 + f;
// CHECK: %[[LOAD_INT:.+]] = load <2 x i32>
// CHECK: %[[LOAD:.+]] = load float, float*
// CHECK: %[[CONV:.+]] = fptosi float %[[LOAD]] to i32
// CHECK: %[[INSERT:.+]] = insertelement <2 x i32> undef, i32 %[[CONV]], i32 0
// CHECK: %[[SPLAT:.+]] = shufflevector <2 x i32> %[[INSERT]], <2 x i32> undef, <2 x i32> zeroinitializer
// CHECK: add <2 x i32> %[[LOAD_INT]], %[[SPLAT]]
}