a345a442d3
- Add d8.file.read() and d8.file.execute() helpers - Change tools and tests to use new d8.file helper - Unify error throwing in v8::Shell::ReadFile Change-Id: I5ef4cb27f217508a367106f01e872a4059d5e399 Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2928505 Commit-Queue: Camillo Bruni <cbruni@chromium.org> Reviewed-by: Maya Lekova <mslekova@chromium.org> Reviewed-by: Marja Hölttä <marja@chromium.org> Cr-Commit-Position: refs/heads/master@{#74883}
48 lines
1.9 KiB
JavaScript
48 lines
1.9 KiB
JavaScript
// Copyright 2020 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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// Flags: --experimental-wasm-simd
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d8.file.execute('test/mjsunit/wasm/wasm-module-builder.js');
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// This test is shrunk from a test case provided at https://crbug.com/v8/10831.
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// This exercises a aligned-load bug in ia32. Some SIMD operations were using
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// instructions that required aligned operands (like movaps and movapd), but we
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// don't have the right memory alignment yet, see https://crbug.com/v8/9198,
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// resulting in a SIGSEGV when running the generated code.
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const builder = new WasmModuleBuilder();
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builder.addType(makeSig([], [kWasmI32]));
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// Generate function 1 (out of 1).
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builder.addFunction(undefined, 0 /* sig */)
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.addBodyWithEnd([
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// signature: i_v
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// body:
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kExprI32Const, 0xfc, 0xb6, 0xed, 0x02, // i32.const
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kSimdPrefix, kExprI8x16Splat, // i8x16.splat
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kExprI32Const, 0xfc, 0x00, // i32.const
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kSimdPrefix, kExprI8x16Splat, // i8x16.splat
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kSimdPrefix, kExprI64x2Sub, 0x01, // i64x2.sub
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kExprI32Const, 0x00, // i32.const
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kSimdPrefix, kExprI8x16Splat, // i8x16.splat
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kExprI32Const, 0x81, 0x96, 0xf0, 0xe3, 0x07, // i32.const
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kSimdPrefix, kExprI8x16Splat, // i8x16.splat
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kSimdPrefix, kExprF64x2Max, 0x01, // f64x2.max
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kSimdPrefix, kExprI64x2Sub, 0x01, // i64x2.sub
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kExprI32Const, 0x00, // i32.const
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kSimdPrefix, kExprI8x16Splat, // i8x16.splat
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kExprI32Const, 0x00, // i32.const
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kExprI32Const, 0x0b, // i32.const
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kExprI32LtU, // i32.lt_u
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kSimdPrefix, kExprI8x16ReplaceLane, 0x00, // i8x16.replace_lane
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kExprI32Const, 0xfc, 0xf8, 0x01, // i32.const
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kSimdPrefix, kExprI8x16Splat, // i8x16.splat
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kSimdPrefix, kExprF64x2Max, 0x01, // f64x2.max
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kSimdPrefix, kExprI16x8MaxS, 0x01, // i16x8.max_s
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kSimdPrefix, kExprI8x16AllTrue, // i8x16.all_true
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kExprEnd, // end @70
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]);
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builder.addExport('main', 0);
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const instance = builder.instantiate();
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print(instance.exports.main());
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