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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 2014 the V8 project authors. All rights reserved. 1 // Copyright 2014 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_PPC 7 #if V8_TARGET_ARCH_PPC
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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253 Label not_identical; 253 Label not_identical;
254 Label heap_number, return_equal; 254 Label heap_number, return_equal;
255 __ cmp(r3, r4); 255 __ cmp(r3, r4);
256 __ bne(&not_identical); 256 __ bne(&not_identical);
257 257
258 // Test for NaN. Sadly, we can't just compare to Factory::nan_value(), 258 // Test for NaN. Sadly, we can't just compare to Factory::nan_value(),
259 // so we do the second best thing - test it ourselves. 259 // so we do the second best thing - test it ourselves.
260 // They are both equal and they are not both Smis so both of them are not 260 // They are both equal and they are not both Smis so both of them are not
261 // Smis. If it's not a heap number, then return equal. 261 // Smis. If it's not a heap number, then return equal.
262 if (cond == lt || cond == gt) { 262 if (cond == lt || cond == gt) {
263 Label not_simd;
263 // Call runtime on identical JSObjects. 264 // Call runtime on identical JSObjects.
264 __ CompareObjectType(r3, r7, r7, FIRST_SPEC_OBJECT_TYPE); 265 __ CompareObjectType(r3, r7, r7, FIRST_SPEC_OBJECT_TYPE);
265 __ bge(slow); 266 __ bge(slow);
266 // Call runtime on identical symbols since we need to throw a TypeError. 267 // Call runtime on identical symbols since we need to throw a TypeError.
267 __ cmpi(r7, Operand(SYMBOL_TYPE)); 268 __ cmpi(r7, Operand(SYMBOL_TYPE));
268 __ beq(slow); 269 __ beq(slow);
269 // Call runtime on identical SIMD values since we must throw a TypeError. 270 // Call runtime on identical SIMD values since we must throw a TypeError.
270 __ cmpi(r7, Operand(FLOAT32X4_TYPE)); 271 __ cmpi(r7, Operand(FIRST_SIMD_VALUE_TYPE));
271 __ beq(slow); 272 __ blt(&not_simd);
273 __ cmpi(r7, Operand(LAST_SIMD_VALUE_TYPE));
274 __ ble(slow);
275 __ bind(&not_simd);
272 if (is_strong(strength)) { 276 if (is_strong(strength)) {
273 // Call the runtime on anything that is converted in the semantics, since 277 // Call the runtime on anything that is converted in the semantics, since
274 // we need to throw a TypeError. Smis have already been ruled out. 278 // we need to throw a TypeError. Smis have already been ruled out.
275 __ cmpi(r7, Operand(HEAP_NUMBER_TYPE)); 279 __ cmpi(r7, Operand(HEAP_NUMBER_TYPE));
276 __ beq(&return_equal); 280 __ beq(&return_equal);
277 __ andi(r0, r7, Operand(kIsNotStringMask)); 281 __ andi(r0, r7, Operand(kIsNotStringMask));
278 __ bne(slow, cr0); 282 __ bne(slow, cr0);
279 } 283 }
280 } else { 284 } else {
281 __ CompareObjectType(r3, r7, r7, HEAP_NUMBER_TYPE); 285 __ CompareObjectType(r3, r7, r7, HEAP_NUMBER_TYPE);
282 __ beq(&heap_number); 286 __ beq(&heap_number);
283 // Comparing JS objects with <=, >= is complicated. 287 // Comparing JS objects with <=, >= is complicated.
284 if (cond != eq) { 288 if (cond != eq) {
289 Label not_simd;
285 __ cmpi(r7, Operand(FIRST_SPEC_OBJECT_TYPE)); 290 __ cmpi(r7, Operand(FIRST_SPEC_OBJECT_TYPE));
286 __ bge(slow); 291 __ bge(slow);
287 // Call runtime on identical symbols since we need to throw a TypeError. 292 // Call runtime on identical symbols since we need to throw a TypeError.
288 __ cmpi(r7, Operand(SYMBOL_TYPE)); 293 __ cmpi(r7, Operand(SYMBOL_TYPE));
289 __ beq(slow); 294 __ beq(slow);
290 // Call runtime on identical SIMD values since we must throw a TypeError. 295 // Call runtime on identical SIMD values since we must throw a TypeError.
291 __ cmpi(r7, Operand(FLOAT32X4_TYPE)); 296 __ cmpi(r7, Operand(FIRST_SIMD_VALUE_TYPE));
292 __ beq(slow); 297 __ blt(&not_simd);
298 __ cmpi(r7, Operand(LAST_SIMD_VALUE_TYPE));
299 __ ble(slow);
300 __ bind(&not_simd);
293 if (is_strong(strength)) { 301 if (is_strong(strength)) {
294 // Call the runtime on anything that is converted in the semantics, 302 // Call the runtime on anything that is converted in the semantics,
295 // since we need to throw a TypeError. Smis and heap numbers have 303 // since we need to throw a TypeError. Smis and heap numbers have
296 // already been ruled out. 304 // already been ruled out.
297 __ andi(r0, r7, Operand(kIsNotStringMask)); 305 __ andi(r0, r7, Operand(kIsNotStringMask));
298 __ bne(slow, cr0); 306 __ bne(slow, cr0);
299 } 307 }
300 // Normally here we fall through to return_equal, but undefined is 308 // Normally here we fall through to return_equal, but undefined is
301 // special: (undefined == undefined) == true, but 309 // special: (undefined == undefined) == true, but
302 // (undefined <= undefined) == false! See ECMAScript 11.8.5. 310 // (undefined <= undefined) == false! See ECMAScript 11.8.5.
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5828 kStackUnwindSpace, NULL, 5836 kStackUnwindSpace, NULL,
5829 MemOperand(fp, 6 * kPointerSize), NULL); 5837 MemOperand(fp, 6 * kPointerSize), NULL);
5830 } 5838 }
5831 5839
5832 5840
5833 #undef __ 5841 #undef __
5834 } // namespace internal 5842 } // namespace internal
5835 } // namespace v8 5843 } // namespace v8
5836 5844
5837 #endif // V8_TARGET_ARCH_PPC 5845 #endif // V8_TARGET_ARCH_PPC
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