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Issue 1250733005: SIMD.js Add the other SIMD Phase 1 types. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Don't run downloaded SIMD value type tests. Created 5 years, 4 months ago
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1 // Copyright 2012 the V8 project authors. All rights reserved. 1 // Copyright 2012 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "src/v8.h" 5 #include "src/v8.h"
6 6
7 #if V8_TARGET_ARCH_MIPS 7 #if V8_TARGET_ARCH_MIPS
8 8
9 #include "src/base/bits.h" 9 #include "src/base/bits.h"
10 #include "src/bootstrapper.h" 10 #include "src/bootstrapper.h"
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284 __ Branch(&not_identical, ne, a0, Operand(a1)); 284 __ Branch(&not_identical, ne, a0, Operand(a1));
285 285
286 __ li(exp_mask_reg, Operand(HeapNumber::kExponentMask)); 286 __ li(exp_mask_reg, Operand(HeapNumber::kExponentMask));
287 287
288 // Test for NaN. Sadly, we can't just compare to Factory::nan_value(), 288 // Test for NaN. Sadly, we can't just compare to Factory::nan_value(),
289 // so we do the second best thing - test it ourselves. 289 // so we do the second best thing - test it ourselves.
290 // They are both equal and they are not both Smis so both of them are not 290 // They are both equal and they are not both Smis so both of them are not
291 // Smis. If it's not a heap number, then return equal. 291 // Smis. If it's not a heap number, then return equal.
292 __ GetObjectType(a0, t4, t4); 292 __ GetObjectType(a0, t4, t4);
293 if (cc == less || cc == greater) { 293 if (cc == less || cc == greater) {
294 Label not_simd;
294 // Call runtime on identical JSObjects. 295 // Call runtime on identical JSObjects.
295 __ Branch(slow, greater, t4, Operand(FIRST_SPEC_OBJECT_TYPE)); 296 __ Branch(slow, greater, t4, Operand(FIRST_SPEC_OBJECT_TYPE));
296 // Call runtime on identical symbols since we need to throw a TypeError. 297 // Call runtime on identical symbols since we need to throw a TypeError.
297 __ Branch(slow, eq, t4, Operand(SYMBOL_TYPE)); 298 __ Branch(slow, eq, t4, Operand(SYMBOL_TYPE));
298 // Call runtime on identical SIMD values since we must throw a TypeError. 299 // Call runtime on identical SIMD values since we must throw a TypeError.
299 __ Branch(slow, eq, t4, Operand(FLOAT32X4_TYPE)); 300 __ Branch(&not_simd, lt, t4, Operand(FIRST_SIMD_VALUE_TYPE));
301 __ Branch(slow, le, t4, Operand(LAST_SIMD_VALUE_TYPE));
302 __ bind(&not_simd);
300 if (is_strong(strength)) { 303 if (is_strong(strength)) {
301 // Call the runtime on anything that is converted in the semantics, since 304 // Call the runtime on anything that is converted in the semantics, since
302 // we need to throw a TypeError. Smis have already been ruled out. 305 // we need to throw a TypeError. Smis have already been ruled out.
303 __ Branch(&return_equal, eq, t4, Operand(HEAP_NUMBER_TYPE)); 306 __ Branch(&return_equal, eq, t4, Operand(HEAP_NUMBER_TYPE));
304 __ And(t4, t4, Operand(kIsNotStringMask)); 307 __ And(t4, t4, Operand(kIsNotStringMask));
305 __ Branch(slow, ne, t4, Operand(zero_reg)); 308 __ Branch(slow, ne, t4, Operand(zero_reg));
306 } 309 }
307 } else { 310 } else {
311 Label not_simd;
308 __ Branch(&heap_number, eq, t4, Operand(HEAP_NUMBER_TYPE)); 312 __ Branch(&heap_number, eq, t4, Operand(HEAP_NUMBER_TYPE));
309 // Comparing JS objects with <=, >= is complicated. 313 // Comparing JS objects with <=, >= is complicated.
310 if (cc != eq) { 314 if (cc != eq) {
311 __ Branch(slow, greater, t4, Operand(FIRST_SPEC_OBJECT_TYPE)); 315 __ Branch(slow, greater, t4, Operand(FIRST_SPEC_OBJECT_TYPE));
312 // Call runtime on identical symbols since we need to throw a TypeError. 316 // Call runtime on identical symbols since we need to throw a TypeError.
313 __ Branch(slow, eq, t4, Operand(SYMBOL_TYPE)); 317 __ Branch(slow, eq, t4, Operand(SYMBOL_TYPE));
314 // Call runtime on identical SIMD values since we must throw a TypeError. 318 // Call runtime on identical SIMD values since we must throw a TypeError.
315 __ Branch(slow, eq, t4, Operand(FLOAT32X4_TYPE)); 319 __ Branch(&not_simd, lt, t4, Operand(FIRST_SIMD_VALUE_TYPE));
320 __ Branch(slow, le, t4, Operand(LAST_SIMD_VALUE_TYPE));
321 __ bind(&not_simd);
316 if (is_strong(strength)) { 322 if (is_strong(strength)) {
317 // Call the runtime on anything that is converted in the semantics, 323 // Call the runtime on anything that is converted in the semantics,
318 // since we need to throw a TypeError. Smis and heap numbers have 324 // since we need to throw a TypeError. Smis and heap numbers have
319 // already been ruled out. 325 // already been ruled out.
320 __ And(t4, t4, Operand(kIsNotStringMask)); 326 __ And(t4, t4, Operand(kIsNotStringMask));
321 __ Branch(slow, ne, t4, Operand(zero_reg)); 327 __ Branch(slow, ne, t4, Operand(zero_reg));
322 } 328 }
323 // Normally here we fall through to return_equal, but undefined is 329 // Normally here we fall through to return_equal, but undefined is
324 // special: (undefined == undefined) == true, but 330 // special: (undefined == undefined) == true, but
325 // (undefined <= undefined) == false! See ECMAScript 11.8.5. 331 // (undefined <= undefined) == false! See ECMAScript 11.8.5.
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5720 MemOperand(fp, 6 * kPointerSize), NULL); 5726 MemOperand(fp, 6 * kPointerSize), NULL);
5721 } 5727 }
5722 5728
5723 5729
5724 #undef __ 5730 #undef __
5725 5731
5726 } // namespace internal 5732 } // namespace internal
5727 } // namespace v8 5733 } // namespace v8
5728 5734
5729 #endif // V8_TARGET_ARCH_MIPS 5735 #endif // V8_TARGET_ARCH_MIPS
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