7b3875d107
BUG=v8:4124 TEST:test-run-wasm-simd R=titzer@chromium.org,bradnelson@chromium.org,gdeepti@chromium.org Review-Url: https://codereview.chromium.org/2300753005 Cr-Commit-Position: refs/heads/master@{#39288}
50 lines
1.9 KiB
C++
50 lines
1.9 KiB
C++
// Copyright 2016 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "src/wasm/wasm-macro-gen.h"
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#include "test/cctest/cctest.h"
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#include "test/cctest/compiler/value-helper.h"
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#include "test/cctest/wasm/wasm-run-utils.h"
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using namespace v8::base;
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using namespace v8::internal;
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using namespace v8::internal::compiler;
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using namespace v8::internal::wasm;
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WASM_EXEC_TEST(Splat) {
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FLAG_wasm_simd_prototype = true;
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// Store SIMD value in a local variable, use extract lane to check lane values
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// This test is not a test for ExtractLane as Splat does not create
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// interesting SIMD values.
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//
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// SetLocal(1, I32x4Splat(Local(0)));
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// For each lane index
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// if(Local(0) != I32x4ExtractLane(Local(1), index)
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// return 0
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//
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// return 1
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WasmRunner<int32_t> r(kExecuteCompiled, MachineType::Int32());
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r.AllocateLocal(kAstS128);
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BUILD(r,
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WASM_BLOCK(
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WASM_SET_LOCAL(1, WASM_SIMD_I32x4_SPLAT(WASM_GET_LOCAL(0))),
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WASM_IF(WASM_I32_NE(WASM_GET_LOCAL(0), WASM_SIMD_I32x4_EXTRACT_LANE(
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0, WASM_GET_LOCAL(1))),
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WASM_RETURN1(WASM_ZERO)),
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WASM_IF(WASM_I32_NE(WASM_GET_LOCAL(0), WASM_SIMD_I32x4_EXTRACT_LANE(
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1, WASM_GET_LOCAL(1))),
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WASM_RETURN1(WASM_ZERO)),
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WASM_IF(WASM_I32_NE(WASM_GET_LOCAL(0), WASM_SIMD_I32x4_EXTRACT_LANE(
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2, WASM_GET_LOCAL(1))),
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WASM_RETURN1(WASM_ZERO)),
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WASM_IF(WASM_I32_NE(WASM_GET_LOCAL(0), WASM_SIMD_I32x4_EXTRACT_LANE(
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3, WASM_GET_LOCAL(1))),
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WASM_RETURN1(WASM_ZERO)),
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WASM_RETURN1(WASM_ONE)));
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FOR_INT32_INPUTS(i) { CHECK_EQ(1, r.Call(*i)); }
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}
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