47e8e8ccd5
If a fixed register is defined for an input, we did only spill the sibling SIMD register if the other sibling was allocated. This is not correct. If only the sibling is in use (e.g. s1 colliding with q0) we also have to spill that sibling. R=mslekova@chromium.org Bug: chromium:1283042, v8:12330 Change-Id: I6a22eaf461774a0b4603ec3ff17062134a528161 Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3359615 Reviewed-by: Tobias Tebbi <tebbi@chromium.org> Reviewed-by: Maya Lekova <mslekova@chromium.org> Commit-Queue: Clemens Backes <clemensb@chromium.org> Cr-Commit-Position: refs/heads/main@{#78483}
30 lines
1.4 KiB
JavaScript
30 lines
1.4 KiB
JavaScript
// Copyright 2022 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: --no-liftoff --turbo-force-mid-tier-regalloc
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d8.file.execute('test/mjsunit/wasm/wasm-module-builder.js');
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const builder = new WasmModuleBuilder();
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builder.addMemory(16, 32, false);
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builder.addFunction(undefined, kSig_i_iii)
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.addBody([
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...wasmS128Const(new Array(16).fill(0)), // s128.const
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kSimdPrefix, kExprF64x2ConvertLowI32x4U, 0x01, // f64x2.convert_low_i32x4_u
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kSimdPrefix, kExprI64x2UConvertI32x4Low, 0x01, // i64x2.convert_i32x4_low_u
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kSimdPrefix, kExprI64x2BitMask, 0x01, // i64x2.bitmask
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...wasmF64Const(0), // f64.const
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kNumericPrefix, kExprI32SConvertSatF64, // i32.trunc_sat_f64_s
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...wasmI32Const(0), // i32.const
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kExprCallFunction, 0, // call
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kExprDrop, // drop
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...wasmI32Const(0), // i32.const
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...wasmI64Const(0), // i64.const
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kExprI64StoreMem16, 0x00, 0x00, // i64.store16
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...wasmF32Const(0), // f32.const
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kExprF32Sqrt, // f32.sqrt
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kExprI32UConvertF32, // i32.trunc_f32_u
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]);
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builder.toModule();
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