BASELINE: Update Chromium to 85.0.4183.14085-based

Change-Id: Iaa42f4680837c57725b1344f108c0196741f6057
Reviewed-by: Allan Sandfeld Jensen <allan.jensen@qt.io>

4 files changed, 69 insertions, 8 deletions

diff --git a/chromium/v8/src/codegen/arm/assembler-arm.cc b/chromium/v8/src/codegen/arm/assembler-arm.cc
index 9032714f574..343cc5f2ded 100644
--- a/chromium/v8/src/codegen/arm/assembler-arm.cc
+++ b/chromium/v8/src/codegen/arm/assembler-arm.cc
@@ -3892,7 +3892,7 @@ void Assembler::vcvt_u32_f32(QwNeonRegister dst, QwNeonRegister src) {
   emit(EncodeNeonVCVT(U32, dst, F32, src));
 }
 
-enum UnaryOp { VMVN, VSWP, VABS, VABSF, VNEG, VNEGF };
+enum UnaryOp { VMVN, VSWP, VABS, VABSF, VNEG, VNEGF, VRINTM, VRINTP, VRINTZ };
 
 static Instr EncodeNeonUnaryOp(UnaryOp op, NeonRegType reg_type, NeonSize size,
                                int dst_code, int src_code) {
@@ -3920,6 +3920,15 @@ static Instr EncodeNeonUnaryOp(UnaryOp op, NeonRegType reg_type, NeonSize size,
       DCHECK_EQ(Neon32, size);
       op_encoding = B16 | B10 | 0x7 * B7;
       break;
+    case VRINTM:
+      op_encoding = B17 | 0xD * B7;
+      break;
+    case VRINTP:
+      op_encoding = B17 | 0xF * B7;
+      break;
+    case VRINTZ:
+      op_encoding = B17 | 0xB * B7;
+      break;
     default:
       UNREACHABLE();
   }
@@ -4575,6 +4584,30 @@ void Assembler::vpmax(NeonDataType dt, DwVfpRegister dst, DwVfpRegister src1,
   emit(EncodeNeonPairwiseOp(VPMAX, dt, dst, src1, src2));
 }
 
+void Assembler::vrintm(NeonDataType dt, const QwNeonRegister dst,
+                       const QwNeonRegister src) {
+  // SIMD vector round floating-point to integer towards -Infinity.
+  // See ARM DDI 0487F.b, F6-5493.
+  DCHECK(IsEnabled(ARMv8));
+  emit(EncodeNeonUnaryOp(VRINTM, NEON_Q, NeonSize(dt), dst.code(), src.code()));
+}
+
+void Assembler::vrintp(NeonDataType dt, const QwNeonRegister dst,
+                       const QwNeonRegister src) {
+  // SIMD vector round floating-point to integer towards +Infinity.
+  // See ARM DDI 0487F.b, F6-5501.
+  DCHECK(IsEnabled(ARMv8));
+  emit(EncodeNeonUnaryOp(VRINTP, NEON_Q, NeonSize(dt), dst.code(), src.code()));
+}
+
+void Assembler::vrintz(NeonDataType dt, const QwNeonRegister dst,
+                       const QwNeonRegister src) {
+  // SIMD vector round floating-point to integer towards Zero.
+  // See ARM DDI 0487F.b, F6-5511.
+  DCHECK(IsEnabled(ARMv8));
+  emit(EncodeNeonUnaryOp(VRINTZ, NEON_Q, NeonSize(dt), dst.code(), src.code()));
+}
+
 void Assembler::vtst(NeonSize size, QwNeonRegister dst, QwNeonRegister src1,
                      QwNeonRegister src2) {
   DCHECK(IsEnabled(NEON));
diff --git a/chromium/v8/src/codegen/arm/assembler-arm.h b/chromium/v8/src/codegen/arm/assembler-arm.h
index 61205760df0..d344b53dbf2 100644
--- a/chromium/v8/src/codegen/arm/assembler-arm.h
+++ b/chromium/v8/src/codegen/arm/assembler-arm.h
@@ -820,7 +820,7 @@ class V8_EXPORT_PRIVATE Assembler : public AssemblerBase {
   void vsqrt(const SwVfpRegister dst, const SwVfpRegister src,
              const Condition cond = al);
 
-  // ARMv8 rounding instructions.
+  // ARMv8 rounding instructions (Scalar).
   void vrinta(const SwVfpRegister dst, const SwVfpRegister src);
   void vrinta(const DwVfpRegister dst, const DwVfpRegister src);
   void vrintn(const SwVfpRegister dst, const SwVfpRegister src);
@@ -908,6 +908,15 @@ class V8_EXPORT_PRIVATE Assembler : public AssemblerBase {
              DwVfpRegister src2);
   void vpmax(NeonDataType dt, DwVfpRegister dst, DwVfpRegister src1,
              DwVfpRegister src2);
+
+  // ARMv8 rounding instructions (NEON).
+  void vrintm(NeonDataType dt, const QwNeonRegister dst,
+              const QwNeonRegister src);
+  void vrintp(NeonDataType dt, const QwNeonRegister dst,
+              const QwNeonRegister src);
+  void vrintz(NeonDataType dt, const QwNeonRegister dst,
+              const QwNeonRegister src);
+
   void vshl(NeonDataType dt, QwNeonRegister dst, QwNeonRegister src, int shift);
   void vshl(NeonDataType dt, QwNeonRegister dst, QwNeonRegister src,
             QwNeonRegister shift);
diff --git a/chromium/v8/src/codegen/arm/interface-descriptors-arm.cc b/chromium/v8/src/codegen/arm/interface-descriptors-arm.cc
index 5a4e08dc77c..09b80af2d49 100644
--- a/chromium/v8/src/codegen/arm/interface-descriptors-arm.cc
+++ b/chromium/v8/src/codegen/arm/interface-descriptors-arm.cc
@@ -191,11 +191,6 @@ void AbortDescriptor::InitializePlatformSpecific(
   data->InitializePlatformSpecific(arraysize(registers), registers);
 }
 
-void AllocateHeapNumberDescriptor::InitializePlatformSpecific(
-    CallInterfaceDescriptorData* data) {
-  data->InitializePlatformSpecific(0, nullptr);
-}
-
 void CompareDescriptor::InitializePlatformSpecific(
     CallInterfaceDescriptorData* data) {
   Register registers[] = {r1, r0};
@@ -295,6 +290,30 @@ void CallTrampoline_WithFeedbackDescriptor::InitializePlatformSpecific(
   DefaultInitializePlatformSpecific(data, 4);
 }
 
+void CallWithArrayLike_WithFeedbackDescriptor::InitializePlatformSpecific(
+    CallInterfaceDescriptorData* data) {
+  // TODO(v8:8888): Implement on this platform.
+  DefaultInitializePlatformSpecific(data, 4);
+}
+
+void CallWithSpread_WithFeedbackDescriptor::InitializePlatformSpecific(
+    CallInterfaceDescriptorData* data) {
+  // TODO(v8:8888): Implement on this platform.
+  DefaultInitializePlatformSpecific(data, 4);
+}
+
+void ConstructWithArrayLike_WithFeedbackDescriptor::InitializePlatformSpecific(
+    CallInterfaceDescriptorData* data) {
+  // TODO(v8:8888): Implement on this platform.
+  DefaultInitializePlatformSpecific(data, 4);
+}
+
+void ConstructWithSpread_WithFeedbackDescriptor::InitializePlatformSpecific(
+    CallInterfaceDescriptorData* data) {
+  // TODO(v8:8888): Implement on this platform.
+  DefaultInitializePlatformSpecific(data, 4);
+}
+
 void Compare_WithFeedbackDescriptor::InitializePlatformSpecific(
     CallInterfaceDescriptorData* data) {
   // TODO(v8:8888): Implement on this platform.
diff --git a/chromium/v8/src/codegen/arm/macro-assembler-arm.cc b/chromium/v8/src/codegen/arm/macro-assembler-arm.cc
index 7e5fa8cef1c..7b9e73e1d91 100644
--- a/chromium/v8/src/codegen/arm/macro-assembler-arm.cc
+++ b/chromium/v8/src/codegen/arm/macro-assembler-arm.cc
@@ -2455,7 +2455,7 @@ void TurboAssembler::CheckPageFlag(Register object, int mask, Condition cc,
   Register scratch = temps.Acquire();
   DCHECK(cc == eq || cc == ne);
   Bfc(scratch, object, 0, kPageSizeBits);
-  ldr(scratch, MemOperand(scratch, MemoryChunk::kFlagsOffset));
+  ldr(scratch, MemOperand(scratch, BasicMemoryChunk::kFlagsOffset));
   tst(scratch, Operand(mask));
   b(cc, condition_met);
 }