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Unified Diff: src/runtime/runtime-simd.cc

Issue 1230343003: V8: Add SIMD functions. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Remove name table size hack. Created 5 years, 4 months ago
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Index: src/runtime/runtime-simd.cc
diff --git a/src/runtime/runtime-simd.cc b/src/runtime/runtime-simd.cc
index 4c184aa66f27bc895807b3569b4b42bf47de3db0..3d050d89a6cccb0a117dfbc973b1a38fe758c0b9 100644
--- a/src/runtime/runtime-simd.cc
+++ b/src/runtime/runtime-simd.cc
@@ -13,85 +13,6 @@
// the SIMD.js draft spec:
// http://littledan.github.io/simd.html
-#define CONVERT_SIMD_LANE_ARG_CHECKED(name, index, lanes) \
- CONVERT_INT32_ARG_CHECKED(name, index); \
- RUNTIME_ASSERT(name >= 0 && name < lanes);
-
-#define SIMD_CREATE_NUMERIC_FUNCTION(type, lane_type, lane_count) \
- RUNTIME_FUNCTION(Runtime_Create##type) { \
- static const int kLaneCount = lane_count; \
- HandleScope scope(isolate); \
- DCHECK(args.length() == kLaneCount); \
- lane_type lanes[kLaneCount]; \
- for (int i = 0; i < kLaneCount; i++) { \
- CONVERT_NUMBER_ARG_HANDLE_CHECKED(number, i); \
- lanes[i] = ConvertNumber<lane_type>(number->Number()); \
- } \
- return *isolate->factory()->New##type(lanes); \
- }
-
-#define SIMD_CREATE_BOOLEAN_FUNCTION(type, lane_count) \
- RUNTIME_FUNCTION(Runtime_Create##type) { \
- static const int kLaneCount = lane_count; \
- HandleScope scope(isolate); \
- DCHECK(args.length() == kLaneCount); \
- bool lanes[kLaneCount]; \
- for (int i = 0; i < kLaneCount; i++) { \
- lanes[i] = args[i]->BooleanValue(); \
- } \
- return *isolate->factory()->New##type(lanes); \
- }
-
-#define SIMD_CHECK_FUNCTION(type) \
- RUNTIME_FUNCTION(Runtime_##type##Check) { \
- HandleScope scope(isolate); \
- CONVERT_ARG_HANDLE_CHECKED(type, a, 0); \
- return *a; \
- }
-
-#define SIMD_EXTRACT_LANE_FUNCTION(type, lanes, extract_fn) \
- RUNTIME_FUNCTION(Runtime_##type##ExtractLane) { \
- HandleScope scope(isolate); \
- DCHECK(args.length() == 2); \
- CONVERT_ARG_HANDLE_CHECKED(type, a, 0); \
- CONVERT_SIMD_LANE_ARG_CHECKED(lane, 1, lanes); \
- return *isolate->factory()->extract_fn(a->get_lane(lane)); \
- }
-
-#define SIMD_REPLACE_NUMERIC_LANE_FUNCTION(type, lane_type, lane_count) \
- RUNTIME_FUNCTION(Runtime_##type##ReplaceLane) { \
- static const int kLaneCount = lane_count; \
- HandleScope scope(isolate); \
- DCHECK(args.length() == 3); \
- CONVERT_ARG_HANDLE_CHECKED(type, simd, 0); \
- CONVERT_SIMD_LANE_ARG_CHECKED(lane, 1, kLaneCount); \
- CONVERT_NUMBER_ARG_HANDLE_CHECKED(number, 2); \
- lane_type lanes[kLaneCount]; \
- for (int i = 0; i < kLaneCount; i++) { \
- lanes[i] = simd->get_lane(i); \
- } \
- lanes[lane] = ConvertNumber<lane_type>(number->Number()); \
- Handle<type> result = isolate->factory()->New##type(lanes); \
- return *result; \
- }
-
-#define SIMD_REPLACE_BOOLEAN_LANE_FUNCTION(type, lane_count) \
- RUNTIME_FUNCTION(Runtime_##type##ReplaceLane) { \
- static const int kLaneCount = lane_count; \
- HandleScope scope(isolate); \
- DCHECK(args.length() == 3); \
- CONVERT_ARG_HANDLE_CHECKED(type, simd, 0); \
- CONVERT_SIMD_LANE_ARG_CHECKED(lane, 1, kLaneCount); \
- bool lanes[kLaneCount]; \
- for (int i = 0; i < kLaneCount; i++) { \
- lanes[i] = simd->get_lane(i); \
- } \
- lanes[lane] = args[2]->BooleanValue(); \
- Handle<type> result = isolate->factory()->New##type(lanes); \
- return *result; \
- }
-
-
namespace v8 {
namespace internal {
@@ -134,8 +55,82 @@ bool Equals(Float32x4* a, Float32x4* b) {
return true;
}
+
+// TODO(bbudge): Make this consistent with SIMD instruction results.
+inline float RecipApprox(float a) { return 1.0f / a; }
+
+
+// TODO(bbudge): Make this consistent with SIMD instruction results.
+inline float RecipSqrtApprox(float a) { return 1.0f / std::sqrt(a); }
+
+
+// Saturating addition for int16_t and int8_t.
+template <typename T>
+inline T AddSaturate(T a, T b) {
+ const T max = std::numeric_limits<T>::max();
+ const T min = std::numeric_limits<T>::min();
+ int32_t result = a + b;
+ if (result > max) return max;
+ if (result < min) return min;
+ return result;
+}
+
+
+// Saturating subtraction for int16_t and int8_t.
+template <typename T>
+inline T SubSaturate(T a, T b) {
+ const T max = std::numeric_limits<T>::max();
+ const T min = std::numeric_limits<T>::min();
+ int32_t result = a - b;
+ if (result > max) return max;
+ if (result < min) return min;
+ return result;
+}
+
+
+inline float Min(float a, float b) {
+ if (a < b) return a;
+ if (a > b) return b;
+ if (a == b) return std::signbit(a) ? a : b;
+ return std::numeric_limits<float>::quiet_NaN();
+}
+
+
+inline float Max(float a, float b) {
+ if (a > b) return a;
+ if (a < b) return b;
+ if (a == b) return std::signbit(b) ? a : b;
+ return std::numeric_limits<float>::quiet_NaN();
+}
+
+
+inline float MinNumber(float a, float b) {
+ if (std::isnan(a)) return b;
+ if (std::isnan(b)) return a;
+ return Min(a, b);
+}
+
+
+inline float MaxNumber(float a, float b) {
+ if (std::isnan(a)) return b;
+ if (std::isnan(b)) return a;
+ return Max(a, b);
+}
+
+
+inline bool CanCast(int32_t a) { return true; }
+
+
+inline bool CanCast(float a) {
+ return a > std::numeric_limits<int32_t>::min() &&
+ a < std::numeric_limits<int32_t>::max();
+}
+
} // namespace
+//-------------------------------------------------------------------
+
+// SIMD helper functions.
RUNTIME_FUNCTION(Runtime_IsSimdValue) {
HandleScope scope(isolate);
@@ -212,32 +207,617 @@ RUNTIME_FUNCTION(Runtime_SimdSameValueZero) {
}
-SIMD_CREATE_NUMERIC_FUNCTION(Float32x4, float, 4)
-SIMD_CREATE_NUMERIC_FUNCTION(Int32x4, int32_t, 4)
-SIMD_CREATE_BOOLEAN_FUNCTION(Bool32x4, 4)
-SIMD_CREATE_NUMERIC_FUNCTION(Int16x8, int16_t, 8)
-SIMD_CREATE_BOOLEAN_FUNCTION(Bool16x8, 8)
-SIMD_CREATE_NUMERIC_FUNCTION(Int8x16, int8_t, 16)
-SIMD_CREATE_BOOLEAN_FUNCTION(Bool8x16, 16)
+//-------------------------------------------------------------------
+
+// Utility macros.
+
+#define CONVERT_SIMD_LANE_ARG_CHECKED(name, index, lanes) \
+ CONVERT_INT32_ARG_CHECKED(name, index); \
+ RUNTIME_ASSERT(name >= 0 && name < lanes);
+
+#define SIMD_UNARY_OP(type, lane_type, lane_count, op, result) \
+ static const int kLaneCount = lane_count; \
+ DCHECK(args.length() == 1); \
+ CONVERT_ARG_HANDLE_CHECKED(type, a, 0); \
+ lane_type lanes[kLaneCount]; \
+ for (int i = 0; i < kLaneCount; i++) { \
+ lanes[i] = op(a->get_lane(i)); \
+ } \
+ Handle<type> result = isolate->factory()->New##type(lanes);
+
+#define SIMD_BINARY_OP(type, lane_type, lane_count, op, result) \
+ static const int kLaneCount = lane_count; \
+ DCHECK(args.length() == 2); \
+ CONVERT_ARG_HANDLE_CHECKED(type, a, 0); \
+ CONVERT_ARG_HANDLE_CHECKED(type, b, 1); \
+ lane_type lanes[kLaneCount]; \
+ for (int i = 0; i < kLaneCount; i++) { \
+ lanes[i] = op(a->get_lane(i), b->get_lane(i)); \
+ } \
+ Handle<type> result = isolate->factory()->New##type(lanes);
+
+#define SIMD_RELATIONAL_OP(type, bool_type, lane_count, a, b, op, result) \
+ static const int kLaneCount = lane_count; \
+ DCHECK(args.length() == 2); \
+ CONVERT_ARG_HANDLE_CHECKED(type, a, 0); \
+ CONVERT_ARG_HANDLE_CHECKED(type, b, 1); \
+ bool lanes[kLaneCount]; \
+ for (int i = 0; i < kLaneCount; i++) { \
+ lanes[i] = a->get_lane(i) op b->get_lane(i); \
+ } \
+ Handle<bool_type> result = isolate->factory()->New##bool_type(lanes);
+
+//-------------------------------------------------------------------
+
+// Common functions.
+
+#define GET_NUMERIC_ARG(lane_type, name, index) \
+ CONVERT_NUMBER_ARG_HANDLE_CHECKED(a, index); \
+ name = ConvertNumber<lane_type>(a->Number());
+
+#define GET_BOOLEAN_ARG(lane_type, name, index) \
+ name = args[index]->BooleanValue();
+
+#define SIMD_ALL_TYPES(FUNCTION) \
+ FUNCTION(Float32x4, float, 4, NewNumber, GET_NUMERIC_ARG) \
+ FUNCTION(Int32x4, int32_t, 4, NewNumber, GET_NUMERIC_ARG) \
+ FUNCTION(Bool32x4, bool, 4, ToBoolean, GET_BOOLEAN_ARG) \
+ FUNCTION(Int16x8, int16_t, 8, NewNumber, GET_NUMERIC_ARG) \
+ FUNCTION(Bool16x8, bool, 8, ToBoolean, GET_BOOLEAN_ARG) \
+ FUNCTION(Int8x16, int8_t, 16, NewNumber, GET_NUMERIC_ARG) \
+ FUNCTION(Bool8x16, bool, 16, ToBoolean, GET_BOOLEAN_ARG)
+
+#define SIMD_CREATE_FUNCTION(type, lane_type, lane_count, extract, replace) \
+ RUNTIME_FUNCTION(Runtime_Create##type) { \
+ static const int kLaneCount = lane_count; \
+ HandleScope scope(isolate); \
+ DCHECK(args.length() == kLaneCount); \
+ lane_type lanes[kLaneCount]; \
+ for (int i = 0; i < kLaneCount; i++) { \
+ replace(lane_type, lanes[i], i) \
+ } \
+ return *isolate->factory()->New##type(lanes); \
+ }
+
+#define SIMD_EXTRACT_FUNCTION(type, lane_type, lane_count, extract, replace) \
+ RUNTIME_FUNCTION(Runtime_##type##ExtractLane) { \
+ HandleScope scope(isolate); \
+ DCHECK(args.length() == 2); \
+ CONVERT_ARG_HANDLE_CHECKED(type, a, 0); \
+ CONVERT_SIMD_LANE_ARG_CHECKED(lane, 1, lane_count); \
+ return *isolate->factory()->extract(a->get_lane(lane)); \
+ }
+
+#define SIMD_REPLACE_FUNCTION(type, lane_type, lane_count, extract, replace) \
+ RUNTIME_FUNCTION(Runtime_##type##ReplaceLane) { \
+ static const int kLaneCount = lane_count; \
+ HandleScope scope(isolate); \
+ DCHECK(args.length() == 3); \
+ CONVERT_ARG_HANDLE_CHECKED(type, simd, 0); \
+ CONVERT_SIMD_LANE_ARG_CHECKED(lane, 1, kLaneCount); \
+ lane_type lanes[kLaneCount]; \
+ for (int i = 0; i < kLaneCount; i++) { \
+ lanes[i] = simd->get_lane(i); \
+ } \
+ replace(lane_type, lanes[lane], 2); \
+ Handle<type> result = isolate->factory()->New##type(lanes); \
+ return *result; \
+ }
+
+#define SIMD_CHECK_FUNCTION(type, lane_type, lane_count, extract, replace) \
+ RUNTIME_FUNCTION(Runtime_##type##Check) { \
+ HandleScope scope(isolate); \
+ CONVERT_ARG_HANDLE_CHECKED(type, a, 0); \
+ return *a; \
+ }
+#define SIMD_SWIZZLE_FUNCTION(type, lane_type, lane_count, extract, replace) \
+ RUNTIME_FUNCTION(Runtime_##type##Swizzle) { \
+ static const int kLaneCount = lane_count; \
+ HandleScope scope(isolate); \
+ DCHECK(args.length() == 1 + kLaneCount); \
+ CONVERT_ARG_HANDLE_CHECKED(type, a, 0); \
+ lane_type lanes[kLaneCount]; \
+ for (int i = 0; i < kLaneCount; i++) { \
+ CONVERT_SIMD_LANE_ARG_CHECKED(index, i + 1, kLaneCount); \
+ lanes[i] = a->get_lane(index); \
+ } \
+ Handle<type> result = isolate->factory()->New##type(lanes); \
+ return *result; \
+ }
-SIMD_CHECK_FUNCTION(Float32x4)
-SIMD_CHECK_FUNCTION(Int32x4)
-SIMD_CHECK_FUNCTION(Bool32x4)
-SIMD_CHECK_FUNCTION(Int16x8)
-SIMD_CHECK_FUNCTION(Bool16x8)
-SIMD_CHECK_FUNCTION(Int8x16)
-SIMD_CHECK_FUNCTION(Bool8x16)
+#define SIMD_SHUFFLE_FUNCTION(type, lane_type, lane_count, extract, replace) \
+ RUNTIME_FUNCTION(Runtime_##type##Shuffle) { \
+ static const int kLaneCount = lane_count; \
+ HandleScope scope(isolate); \
+ DCHECK(args.length() == 2 + kLaneCount); \
+ CONVERT_ARG_HANDLE_CHECKED(type, a, 0); \
+ CONVERT_ARG_HANDLE_CHECKED(type, b, 1); \
+ lane_type lanes[kLaneCount]; \
+ for (int i = 0; i < kLaneCount; i++) { \
+ CONVERT_SIMD_LANE_ARG_CHECKED(index, i + 2, kLaneCount * 2); \
+ lanes[i] = index < kLaneCount ? a->get_lane(index) \
+ : b->get_lane(index - kLaneCount); \
+ } \
+ Handle<type> result = isolate->factory()->New##type(lanes); \
+ return *result; \
+ }
+SIMD_ALL_TYPES(SIMD_CREATE_FUNCTION)
+SIMD_ALL_TYPES(SIMD_EXTRACT_FUNCTION)
+SIMD_ALL_TYPES(SIMD_REPLACE_FUNCTION)
+SIMD_ALL_TYPES(SIMD_CHECK_FUNCTION)
+SIMD_ALL_TYPES(SIMD_SWIZZLE_FUNCTION)
+SIMD_ALL_TYPES(SIMD_SHUFFLE_FUNCTION)
-SIMD_EXTRACT_LANE_FUNCTION(Float32x4, 4, NewNumber)
-SIMD_EXTRACT_LANE_FUNCTION(Int32x4, 4, NewNumber)
-SIMD_EXTRACT_LANE_FUNCTION(Bool32x4, 4, ToBoolean)
-SIMD_EXTRACT_LANE_FUNCTION(Int16x8, 8, NewNumber)
-SIMD_EXTRACT_LANE_FUNCTION(Bool16x8, 8, ToBoolean)
-SIMD_EXTRACT_LANE_FUNCTION(Int8x16, 16, NewNumber)
-SIMD_EXTRACT_LANE_FUNCTION(Bool8x16, 16, ToBoolean)
+//-------------------------------------------------------------------
+// Float-only functions.
+
+#define SIMD_ABS_FUNCTION(type, lane_type, lane_count) \
+ RUNTIME_FUNCTION(Runtime_##type##Abs) { \
+ HandleScope scope(isolate); \
+ SIMD_UNARY_OP(type, lane_type, lane_count, std::abs, result); \
+ return *result; \
+ }
+
+#define SIMD_SQRT_FUNCTION(type, lane_type, lane_count) \
+ RUNTIME_FUNCTION(Runtime_##type##Sqrt) { \
+ HandleScope scope(isolate); \
+ SIMD_UNARY_OP(type, lane_type, lane_count, std::sqrt, result); \
+ return *result; \
+ }
+
+#define SIMD_RECIP_APPROX_FUNCTION(type, lane_type, lane_count) \
+ RUNTIME_FUNCTION(Runtime_##type##RecipApprox) { \
+ HandleScope scope(isolate); \
+ SIMD_UNARY_OP(type, lane_type, lane_count, RecipApprox, result); \
+ return *result; \
+ }
+
+#define SIMD_RECIP_SQRT_APPROX_FUNCTION(type, lane_type, lane_count) \
+ RUNTIME_FUNCTION(Runtime_##type##RecipSqrtApprox) { \
+ HandleScope scope(isolate); \
+ SIMD_UNARY_OP(type, lane_type, lane_count, RecipSqrtApprox, result); \
+ return *result; \
+ }
+
+#define BINARY_DIV(a, b) (a) / (b)
+#define SIMD_DIV_FUNCTION(type, lane_type, lane_count) \
+ RUNTIME_FUNCTION(Runtime_##type##Div) { \
+ HandleScope scope(isolate); \
+ SIMD_BINARY_OP(type, lane_type, lane_count, BINARY_DIV, result); \
+ return *result; \
+ }
+
+#define SIMD_MINNUM_FUNCTION(type, lane_type, lane_count) \
+ RUNTIME_FUNCTION(Runtime_##type##MinNum) { \
+ HandleScope scope(isolate); \
+ SIMD_BINARY_OP(type, lane_type, lane_count, MinNumber, result); \
+ return *result; \
+ }
+
+#define SIMD_MAXNUM_FUNCTION(type, lane_type, lane_count) \
+ RUNTIME_FUNCTION(Runtime_##type##MaxNum) { \
+ HandleScope scope(isolate); \
+ SIMD_BINARY_OP(type, lane_type, lane_count, MaxNumber, result); \
+ return *result; \
+ }
+
+SIMD_ABS_FUNCTION(Float32x4, float, 4)
+SIMD_SQRT_FUNCTION(Float32x4, float, 4)
+SIMD_RECIP_APPROX_FUNCTION(Float32x4, float, 4)
+SIMD_RECIP_SQRT_APPROX_FUNCTION(Float32x4, float, 4)
+SIMD_DIV_FUNCTION(Float32x4, float, 4)
+SIMD_MINNUM_FUNCTION(Float32x4, float, 4)
+SIMD_MAXNUM_FUNCTION(Float32x4, float, 4)
+
+//-------------------------------------------------------------------
+
+// Int-only functions.
+
+#define SIMD_INT_TYPES(FUNCTION) \
+ FUNCTION(Int32x4, int32_t, 32, 4) \
+ FUNCTION(Int16x8, int16_t, 16, 8) \
+ FUNCTION(Int8x16, int8_t, 8, 16)
+
+#define CONVERT_SHIFT_ARG_CHECKED(name, index) \
+ RUNTIME_ASSERT(args[index]->IsNumber()); \
+ int32_t signed_shift = 0; \
+ RUNTIME_ASSERT(args[index]->ToInt32(&signed_shift)); \
+ uint32_t name = bit_cast<uint32_t>(signed_shift);
+
+#define SIMD_LSL_FUNCTION(type, lane_type, lane_bits, lane_count) \
+ RUNTIME_FUNCTION(Runtime_##type##ShiftLeftByScalar) { \
+ static const int kLaneCount = lane_count; \
+ HandleScope scope(isolate); \
+ DCHECK(args.length() == 2); \
+ CONVERT_ARG_HANDLE_CHECKED(type, a, 0); \
+ CONVERT_SHIFT_ARG_CHECKED(shift, 1); \
+ lane_type lanes[kLaneCount] = {0}; \
+ if (shift < lane_bits) { \
+ for (int i = 0; i < kLaneCount; i++) { \
+ lanes[i] = a->get_lane(i) << shift; \
+ } \
+ } \
+ Handle<type> result = isolate->factory()->New##type(lanes); \
+ return *result; \
+ }
+
+#define SIMD_LSR_FUNCTION(type, lane_type, lane_bits, lane_count) \
+ RUNTIME_FUNCTION(Runtime_##type##ShiftRightLogicalByScalar) { \
+ static const int kLaneCount = lane_count; \
+ HandleScope scope(isolate); \
+ DCHECK(args.length() == 2); \
+ CONVERT_ARG_HANDLE_CHECKED(type, a, 0); \
+ CONVERT_SHIFT_ARG_CHECKED(shift, 1); \
+ lane_type lanes[kLaneCount] = {0}; \
+ if (shift < lane_bits) { \
+ for (int i = 0; i < kLaneCount; i++) { \
+ lanes[i] = static_cast<lane_type>( \
+ bit_cast<u##lane_type>(a->get_lane(i)) >> shift); \
+ } \
+ } \
+ Handle<type> result = isolate->factory()->New##type(lanes); \
+ return *result; \
+ }
+
+#define SIMD_ASR_FUNCTION(type, lane_type, lane_bits, lane_count) \
+ RUNTIME_FUNCTION(Runtime_##type##ShiftRightArithmeticByScalar) { \
+ static const int kLaneCount = lane_count; \
+ HandleScope scope(isolate); \
+ DCHECK(args.length() == 2); \
+ CONVERT_ARG_HANDLE_CHECKED(type, a, 0); \
+ CONVERT_SHIFT_ARG_CHECKED(shift, 1); \
+ if (shift >= lane_bits) shift = lane_bits - 1; \
+ lane_type lanes[kLaneCount]; \
+ for (int i = 0; i < kLaneCount; i++) { \
+ int64_t shifted = static_cast<int64_t>(a->get_lane(i)) >> shift; \
+ lanes[i] = static_cast<lane_type>(shifted); \
+ } \
+ Handle<type> result = isolate->factory()->New##type(lanes); \
+ return *result; \
+ }
+
+SIMD_INT_TYPES(SIMD_LSL_FUNCTION)
+SIMD_INT_TYPES(SIMD_LSR_FUNCTION)
+SIMD_INT_TYPES(SIMD_ASR_FUNCTION)
+
+//-------------------------------------------------------------------
+
+// Bool-only functions.
+
+#define SIMD_BOOL_TYPES(FUNCTION) \
+ FUNCTION(Bool32x4, 4) \
+ FUNCTION(Bool16x8, 8) \
+ FUNCTION(Bool8x16, 16)
+
+#define SIMD_ANY_FUNCTION(type, lane_count) \
+ RUNTIME_FUNCTION(Runtime_##type##AnyTrue) { \
+ HandleScope scope(isolate); \
+ DCHECK(args.length() == 1); \
+ CONVERT_ARG_HANDLE_CHECKED(type, a, 0); \
+ bool result = false; \
+ for (int i = 0; i < lane_count; i++) { \
+ if (a->get_lane(i)) { \
+ result = true; \
+ break; \
+ } \
+ } \
+ return isolate->heap()->ToBoolean(result); \
+ }
+
+#define SIMD_ALL_FUNCTION(type, lane_count) \
+ RUNTIME_FUNCTION(Runtime_##type##AllTrue) { \
+ HandleScope scope(isolate); \
+ DCHECK(args.length() == 1); \
+ CONVERT_ARG_HANDLE_CHECKED(type, a, 0); \
+ bool result = true; \
+ for (int i = 0; i < lane_count; i++) { \
+ if (!a->get_lane(i)) { \
+ result = false; \
+ break; \
+ } \
+ } \
+ return isolate->heap()->ToBoolean(result); \
+ }
+
+SIMD_BOOL_TYPES(SIMD_ANY_FUNCTION)
+SIMD_BOOL_TYPES(SIMD_ALL_FUNCTION)
+
+//-------------------------------------------------------------------
+
+// Small Int-only functions.
+
+#define SIMD_SMALL_INT_TYPES(FUNCTION) \
+ FUNCTION(Int16x8, int16_t, 8) \
+ FUNCTION(Int8x16, int8_t, 16)
+
+#define SIMD_ADD_SATURATE_FUNCTION(type, lane_type, lane_count) \
+ RUNTIME_FUNCTION(Runtime_##type##AddSaturate) { \
+ HandleScope scope(isolate); \
+ SIMD_BINARY_OP(type, lane_type, lane_count, AddSaturate, result); \
+ return *result; \
+ }
+
+#define BINARY_SUB(a, b) (a) - (b)
+#define SIMD_SUB_SATURATE_FUNCTION(type, lane_type, lane_count) \
+ RUNTIME_FUNCTION(Runtime_##type##SubSaturate) { \
+ HandleScope scope(isolate); \
+ SIMD_BINARY_OP(type, lane_type, lane_count, SubSaturate, result); \
+ return *result; \
+ }
+
+SIMD_SMALL_INT_TYPES(SIMD_ADD_SATURATE_FUNCTION)
+SIMD_SMALL_INT_TYPES(SIMD_SUB_SATURATE_FUNCTION)
+
+//-------------------------------------------------------------------
+
+// Numeric functions.
+
+#define SIMD_NUMERIC_TYPES(FUNCTION) \
+ FUNCTION(Float32x4, float, 4) \
+ FUNCTION(Int32x4, int32_t, 4) \
+ FUNCTION(Int16x8, int16_t, 8) \
+ FUNCTION(Int8x16, int8_t, 16)
+
+#define SIMD_NEG_FUNCTION(type, lane_type, lane_count) \
+ RUNTIME_FUNCTION(Runtime_##type##Neg) { \
+ HandleScope scope(isolate); \
+ SIMD_UNARY_OP(type, lane_type, lane_count, -, result); \
+ return *result; \
+ }
+
+#define BINARY_ADD(a, b) (a) + (b)
+#define SIMD_ADD_FUNCTION(type, lane_type, lane_count) \
+ RUNTIME_FUNCTION(Runtime_##type##Add) { \
+ HandleScope scope(isolate); \
+ SIMD_BINARY_OP(type, lane_type, lane_count, BINARY_ADD, result); \
+ return *result; \
+ }
+
+#define BINARY_SUB(a, b) (a) - (b)
+#define SIMD_SUB_FUNCTION(type, lane_type, lane_count) \
+ RUNTIME_FUNCTION(Runtime_##type##Sub) { \
+ HandleScope scope(isolate); \
+ SIMD_BINARY_OP(type, lane_type, lane_count, BINARY_SUB, result); \
+ return *result; \
+ }
+
+#define BINARY_MUL(a, b) (a) * (b)
+#define SIMD_MUL_FUNCTION(type, lane_type, lane_count) \
+ RUNTIME_FUNCTION(Runtime_##type##Mul) { \
+ HandleScope scope(isolate); \
+ SIMD_BINARY_OP(type, lane_type, lane_count, BINARY_MUL, result); \
+ return *result; \
+ }
+
+#define SIMD_MIN_FUNCTION(type, lane_type, lane_count) \
+ RUNTIME_FUNCTION(Runtime_##type##Min) { \
+ HandleScope scope(isolate); \
+ SIMD_BINARY_OP(type, lane_type, lane_count, Min, result); \
+ return *result; \
+ }
+
+#define SIMD_MAX_FUNCTION(type, lane_type, lane_count) \
+ RUNTIME_FUNCTION(Runtime_##type##Max) { \
+ HandleScope scope(isolate); \
+ SIMD_BINARY_OP(type, lane_type, lane_count, Max, result); \
+ return *result; \
+ }
+
+SIMD_NUMERIC_TYPES(SIMD_NEG_FUNCTION)
+SIMD_NUMERIC_TYPES(SIMD_ADD_FUNCTION)
+SIMD_NUMERIC_TYPES(SIMD_SUB_FUNCTION)
+SIMD_NUMERIC_TYPES(SIMD_MUL_FUNCTION)
+SIMD_NUMERIC_TYPES(SIMD_MIN_FUNCTION)
+SIMD_NUMERIC_TYPES(SIMD_MAX_FUNCTION)
+
+//-------------------------------------------------------------------
+
+// Relational functions.
+
+#define SIMD_RELATIONAL_TYPES(FUNCTION) \
+ FUNCTION(Float32x4, Bool32x4, 4) \
+ FUNCTION(Int32x4, Bool32x4, 4) \
+ FUNCTION(Int16x8, Bool16x8, 8) \
+ FUNCTION(Int8x16, Bool8x16, 16)
+
+#define SIMD_EQUALITY_TYPES(FUNCTION) \
+ SIMD_RELATIONAL_TYPES(FUNCTION) \
+ FUNCTION(Bool32x4, Bool32x4, 4) \
+ FUNCTION(Bool16x8, Bool16x8, 8) \
+ FUNCTION(Bool8x16, Bool8x16, 16)
+
+#define SIMD_EQUAL_FUNCTION(type, bool_type, lane_count) \
+ RUNTIME_FUNCTION(Runtime_##type##Equal) { \
+ HandleScope scope(isolate); \
+ SIMD_RELATIONAL_OP(type, bool_type, lane_count, a, b, ==, result); \
+ return *result; \
+ }
+
+#define SIMD_NOT_EQUAL_FUNCTION(type, bool_type, lane_count) \
+ RUNTIME_FUNCTION(Runtime_##type##NotEqual) { \
+ HandleScope scope(isolate); \
+ SIMD_RELATIONAL_OP(type, bool_type, lane_count, a, b, !=, result); \
+ return *result; \
+ }
+
+SIMD_EQUALITY_TYPES(SIMD_EQUAL_FUNCTION)
+SIMD_EQUALITY_TYPES(SIMD_NOT_EQUAL_FUNCTION)
+
+#define SIMD_LESS_THAN_FUNCTION(type, bool_type, lane_count) \
+ RUNTIME_FUNCTION(Runtime_##type##LessThan) { \
+ HandleScope scope(isolate); \
+ SIMD_RELATIONAL_OP(type, bool_type, lane_count, a, b, <, result); \
+ return *result; \
+ }
+
+#define SIMD_LESS_THAN_OR_EQUAL_FUNCTION(type, bool_type, lane_count) \
+ RUNTIME_FUNCTION(Runtime_##type##LessThanOrEqual) { \
+ HandleScope scope(isolate); \
+ SIMD_RELATIONAL_OP(type, bool_type, lane_count, a, b, <=, result); \
+ return *result; \
+ }
+
+#define SIMD_GREATER_THAN_FUNCTION(type, bool_type, lane_count) \
+ RUNTIME_FUNCTION(Runtime_##type##GreaterThan) { \
+ HandleScope scope(isolate); \
+ SIMD_RELATIONAL_OP(type, bool_type, lane_count, a, b, >, result); \
+ return *result; \
+ }
+
+#define SIMD_GREATER_THAN_OR_EQUAL_FUNCTION(type, bool_type, lane_count) \
+ RUNTIME_FUNCTION(Runtime_##type##GreaterThanOrEqual) { \
+ HandleScope scope(isolate); \
+ SIMD_RELATIONAL_OP(type, bool_type, lane_count, a, b, >=, result); \
+ return *result; \
+ }
+
+SIMD_RELATIONAL_TYPES(SIMD_LESS_THAN_FUNCTION)
+SIMD_RELATIONAL_TYPES(SIMD_LESS_THAN_OR_EQUAL_FUNCTION)
+SIMD_RELATIONAL_TYPES(SIMD_GREATER_THAN_FUNCTION)
+SIMD_RELATIONAL_TYPES(SIMD_GREATER_THAN_OR_EQUAL_FUNCTION)
+
+//-------------------------------------------------------------------
+
+// Logical functions.
+
+#define SIMD_LOGICAL_TYPES(FUNCTION) \
+ FUNCTION(Int32x4, int32_t, 4, _INT) \
+ FUNCTION(Int16x8, int16_t, 8, _INT) \
+ FUNCTION(Int8x16, int8_t, 16, _INT) \
+ FUNCTION(Bool32x4, bool, 4, _BOOL) \
+ FUNCTION(Bool16x8, bool, 8, _BOOL) \
+ FUNCTION(Bool8x16, bool, 16, _BOOL)
+
+#define BINARY_AND_INT(a, b) (a) & (b)
+#define BINARY_AND_BOOL(a, b) (a) && (b)
+#define SIMD_AND_FUNCTION(type, lane_type, lane_count, op) \
+ RUNTIME_FUNCTION(Runtime_##type##And) { \
+ HandleScope scope(isolate); \
+ SIMD_BINARY_OP(type, lane_type, lane_count, BINARY_AND##op, result); \
+ return *result; \
+ }
+
+#define BINARY_OR_INT(a, b) (a) | (b)
+#define BINARY_OR_BOOL(a, b) (a) || (b)
+#define SIMD_OR_FUNCTION(type, lane_type, lane_count, op) \
+ RUNTIME_FUNCTION(Runtime_##type##Or) { \
+ HandleScope scope(isolate); \
+ SIMD_BINARY_OP(type, lane_type, lane_count, BINARY_OR##op, result); \
+ return *result; \
+ }
+
+#define BINARY_XOR_INT(a, b) (a) ^ (b)
+#define BINARY_XOR_BOOL(a, b) (a) != (b)
+#define SIMD_XOR_FUNCTION(type, lane_type, lane_count, op) \
+ RUNTIME_FUNCTION(Runtime_##type##Xor) { \
+ HandleScope scope(isolate); \
+ SIMD_BINARY_OP(type, lane_type, lane_count, BINARY_XOR##op, result); \
+ return *result; \
+ }
+
+#define UNARY_NOT_INT ~
+#define UNARY_NOT_BOOL !
+#define SIMD_NOT_FUNCTION(type, lane_type, lane_count, op) \
+ RUNTIME_FUNCTION(Runtime_##type##Not) { \
+ HandleScope scope(isolate); \
+ SIMD_UNARY_OP(type, lane_type, lane_count, UNARY_NOT##op, result); \
+ return *result; \
+ }
+
+SIMD_LOGICAL_TYPES(SIMD_AND_FUNCTION)
+SIMD_LOGICAL_TYPES(SIMD_OR_FUNCTION)
+SIMD_LOGICAL_TYPES(SIMD_XOR_FUNCTION)
+SIMD_LOGICAL_TYPES(SIMD_NOT_FUNCTION)
+
+//-------------------------------------------------------------------
+
+// Select functions.
+
+#define SIMD_SELECT_TYPES(FUNCTION) \
+ FUNCTION(Float32x4, float, Bool32x4, 4) \
+ FUNCTION(Int32x4, int32_t, Bool32x4, 4) \
+ FUNCTION(Int16x8, int16_t, Bool16x8, 8) \
+ FUNCTION(Int8x16, int8_t, Bool8x16, 16)
+
+#define SIMD_SELECT_FUNCTION(type, lane_type, bool_type, lane_count) \
+ RUNTIME_FUNCTION(Runtime_##type##Select) { \
+ static const int kLaneCount = lane_count; \
+ HandleScope scope(isolate); \
+ DCHECK(args.length() == 3); \
+ CONVERT_ARG_HANDLE_CHECKED(bool_type, mask, 0); \
+ CONVERT_ARG_HANDLE_CHECKED(type, a, 1); \
+ CONVERT_ARG_HANDLE_CHECKED(type, b, 2); \
+ lane_type lanes[kLaneCount]; \
+ for (int i = 0; i < kLaneCount; i++) { \
+ lanes[i] = mask->get_lane(i) ? a->get_lane(i) : b->get_lane(i); \
+ } \
+ Handle<type> result = isolate->factory()->New##type(lanes); \
+ return *result; \
+ }
+
+SIMD_SELECT_TYPES(SIMD_SELECT_FUNCTION)
+
+//-------------------------------------------------------------------
+
+// Casting functions.
+
+#define SIMD_FROM_TYPES(FUNCTION) \
+ FUNCTION(Float32x4, float, 4, Int32x4, int32_t) \
+ FUNCTION(Int32x4, int32_t, 4, Float32x4, float)
+
+#define SIMD_FROM_FUNCTION(type, lane_type, lane_count, from_type, from_ctype) \
+ RUNTIME_FUNCTION(Runtime_##type##From##from_type) { \
+ static const int kLaneCount = lane_count; \
+ HandleScope scope(isolate); \
+ DCHECK(args.length() == 1); \
+ CONVERT_ARG_HANDLE_CHECKED(from_type, a, 0); \
+ lane_type lanes[kLaneCount]; \
+ for (int i = 0; i < kLaneCount; i++) { \
+ from_ctype a_value = a->get_lane(i); \
+ RUNTIME_ASSERT(CanCast(a_value)); \
+ lanes[i] = static_cast<lane_type>(a_value); \
+ } \
+ Handle<type> result = isolate->factory()->New##type(lanes); \
+ return *result; \
+ }
+
+SIMD_FROM_TYPES(SIMD_FROM_FUNCTION)
+
+#define SIMD_FROM_BITS_TYPES(FUNCTION) \
+ FUNCTION(Float32x4, float, 4, Int32x4) \
+ FUNCTION(Float32x4, float, 4, Int16x8) \
+ FUNCTION(Float32x4, float, 4, Int8x16) \
+ FUNCTION(Int32x4, int32_t, 4, Float32x4) \
+ FUNCTION(Int32x4, int32_t, 4, Int16x8) \
+ FUNCTION(Int32x4, int32_t, 4, Int8x16) \
+ FUNCTION(Int16x8, int16_t, 8, Float32x4) \
+ FUNCTION(Int16x8, int16_t, 8, Int32x4) \
+ FUNCTION(Int16x8, int16_t, 8, Int8x16) \
+ FUNCTION(Int8x16, int8_t, 16, Float32x4) \
+ FUNCTION(Int8x16, int8_t, 16, Int32x4) \
+ FUNCTION(Int8x16, int8_t, 16, Int16x8)
+
+#define SIMD_FROM_BITS_FUNCTION(type, lane_type, lane_count, from_type) \
+ RUNTIME_FUNCTION(Runtime_##type##From##from_type##Bits) { \
+ static const int kLaneCount = lane_count; \
+ HandleScope scope(isolate); \
+ DCHECK(args.length() == 1); \
+ CONVERT_ARG_HANDLE_CHECKED(from_type, a, 0); \
+ lane_type lanes[kLaneCount]; \
+ a->CopyBits(lanes); \
+ Handle<type> result = isolate->factory()->New##type(lanes); \
+ return *result; \
+ }
+
+SIMD_FROM_BITS_TYPES(SIMD_FROM_BITS_FUNCTION)
+
+//-------------------------------------------------------------------
+
+// Unsigned extract functions.
+// TODO(bbudge): remove when spec changes to include unsigned int types.
RUNTIME_FUNCTION(Runtime_Int16x8UnsignedExtractLane) {
HandleScope scope(isolate);
@@ -255,14 +835,5 @@ RUNTIME_FUNCTION(Runtime_Int8x16UnsignedExtractLane) {
CONVERT_SIMD_LANE_ARG_CHECKED(lane, 1, 16);
return *isolate->factory()->NewNumber(bit_cast<uint8_t>(a->get_lane(lane)));
}
-
-
-SIMD_REPLACE_NUMERIC_LANE_FUNCTION(Float32x4, float, 4)
-SIMD_REPLACE_NUMERIC_LANE_FUNCTION(Int32x4, int32_t, 4)
-SIMD_REPLACE_BOOLEAN_LANE_FUNCTION(Bool32x4, 4)
-SIMD_REPLACE_NUMERIC_LANE_FUNCTION(Int16x8, int16_t, 8)
-SIMD_REPLACE_BOOLEAN_LANE_FUNCTION(Bool16x8, 8)
-SIMD_REPLACE_NUMERIC_LANE_FUNCTION(Int8x16, int8_t, 16)
-SIMD_REPLACE_BOOLEAN_LANE_FUNCTION(Bool8x16, 16)
} // namespace internal
} // namespace v8
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