50 lines
1.1 KiB
Plaintext
50 lines
1.1 KiB
Plaintext
// RUN: not %{ispc} --target=host --nowrap --nostdlib %s -o - 2>&1 | FileCheck %s
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// CHECK: Error: Must provide function name or function pointer for function call expression
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export void saxpy_ispc(uniform int N,
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uniform float scale,
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uniform float X[],
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uniform float Y[],
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uniform float result[])
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{
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foreach (i = 0 ... N) {
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result[i] = scale * X[i] + Y[i];
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}
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}
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task void saxpy_ispc_task(uniform int N,
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uniform int span,
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uniform float scale,
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uniform float X[],
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uniform float Y[],
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uniform float result[])
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{
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uniform int indexStart;
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uniform int indexEnd;
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indexStart = (taskIndex * span);
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indexEnd = min(N, indexStart + (span)/8);
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foreach (i = indexStart ... indexEnd) {
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result[i] = scale * X[i] + Y[i];
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}
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uniform int k =0;
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for (k=0; k<8;k++) {
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indexStart = (((7-taskIndex-k)%8) * span) + k(span/8);
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indexEnd = min(N, indexStart + (span)/8);
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foreach (i = indexStart ... indexEnd) {
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result[i] = scale * X[i] + Y[i];
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}
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}
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}
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export void saxpy_ispc_withtasks(uniform int N,
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uniform float scale,
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uniform float X[],
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uniform float Y[],
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uniform float result[])
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{
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uniform int span = N / 8; // 8 tasks
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launch[N/span] saxpy_ispc_task(N, span, scale, X, Y, result);
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}
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