forked from OSchip/llvm-project
31 lines
769 B
Plaintext
31 lines
769 B
Plaintext
// RUN: %clang_cc1 %s -triple nvptx-unknown-unknown -fcuda-is-device -emit-llvm -o - | FileCheck %s
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#include "Inputs/cuda.h"
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#define MAX_THREADS_PER_BLOCK 256
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#define MIN_BLOCKS_PER_MP 2
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// Test both max threads per block and Min cta per sm.
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extern "C" {
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__global__ void
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__launch_bounds__( MAX_THREADS_PER_BLOCK, MIN_BLOCKS_PER_MP )
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Kernel1()
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{
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}
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}
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// CHECK: !{{[0-9]+}} = !{void ()* @Kernel1, !"maxntidx", i32 256}
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// CHECK: !{{[0-9]+}} = !{void ()* @Kernel1, !"minctasm", i32 2}
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// Test only max threads per block. Min cta per sm defaults to 0, and
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// CodeGen doesn't output a zero value for minctasm.
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extern "C" {
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__global__ void
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__launch_bounds__( MAX_THREADS_PER_BLOCK )
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Kernel2()
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{
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}
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}
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// CHECK: !{{[0-9]+}} = !{void ()* @Kernel2, !"maxntidx", i32 256}
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