File v8-riscv.patch of Package chromium

Index: chromium-92.0.4515.159/v8/src/codegen/riscv64/assembler-riscv64.cc
===================================================================
--- chromium-92.0.4515.159.orig/v8/src/codegen/riscv64/assembler-riscv64.cc
+++ chromium-92.0.4515.159/v8/src/codegen/riscv64/assembler-riscv64.cc
@@ -1277,7 +1277,7 @@ void Assembler::label_at_put(Label* L, i
       DCHECK_EQ(imm18 & 3, 0);
       int32_t imm16 = imm18 >> 2;
       DCHECK(is_int16(imm16));
-      instr_at_put(at_offset, (imm16 & kImm16Mask));
+      instr_at_put(at_offset, (int32_t)(imm16 & kImm16Mask));
     } else {
       target_pos = kEndOfJumpChain;
       instr_at_put(at_offset, target_pos);
Index: chromium-92.0.4515.159/v8/src/codegen/riscv64/constants-riscv64.h
===================================================================
--- chromium-92.0.4515.159.orig/v8/src/codegen/riscv64/constants-riscv64.h
+++ chromium-92.0.4515.159/v8/src/codegen/riscv64/constants-riscv64.h
@@ -215,54 +215,54 @@ const int kRvcFunct6Shift = 10;
 const int kRvcFunct6Bits = 6;
 
 // RISCV Instruction bit masks
-const int kBaseOpcodeMask = ((1 << kBaseOpcodeBits) - 1) << kBaseOpcodeShift;
-const int kFunct3Mask = ((1 << kFunct3Bits) - 1) << kFunct3Shift;
-const int kFunct5Mask = ((1 << kFunct5Bits) - 1) << kFunct5Shift;
-const int kFunct7Mask = ((1 << kFunct7Bits) - 1) << kFunct7Shift;
-const int kFunct2Mask = 0b11 << kFunct7Shift;
-const int kRTypeMask = kBaseOpcodeMask | kFunct3Mask | kFunct7Mask;
-const int kRATypeMask = kBaseOpcodeMask | kFunct3Mask | kFunct5Mask;
-const int kRFPTypeMask = kBaseOpcodeMask | kFunct7Mask;
-const int kR4TypeMask = kBaseOpcodeMask | kFunct3Mask | kFunct2Mask;
-const int kITypeMask = kBaseOpcodeMask | kFunct3Mask;
-const int kSTypeMask = kBaseOpcodeMask | kFunct3Mask;
-const int kBTypeMask = kBaseOpcodeMask | kFunct3Mask;
-const int kUTypeMask = kBaseOpcodeMask;
-const int kJTypeMask = kBaseOpcodeMask;
-const int kRs1FieldMask = ((1 << kRs1Bits) - 1) << kRs1Shift;
-const int kRs2FieldMask = ((1 << kRs2Bits) - 1) << kRs2Shift;
-const int kRs3FieldMask = ((1 << kRs3Bits) - 1) << kRs3Shift;
-const int kRdFieldMask = ((1 << kRdBits) - 1) << kRdShift;
-const int kBImm12Mask = kFunct7Mask | kRdFieldMask;
-const int kImm20Mask = ((1 << kImm20Bits) - 1) << kImm20Shift;
-const int kImm12Mask = ((1 << kImm12Bits) - 1) << kImm12Shift;
-const int kImm11Mask = ((1 << kImm11Bits) - 1) << kImm11Shift;
-const int kImm31_12Mask = ((1 << 20) - 1) << 12;
-const int kImm19_0Mask = ((1 << 20) - 1);
-const int kRvcOpcodeMask =
+const uint32_t kBaseOpcodeMask = ((1 << kBaseOpcodeBits) - 1) << kBaseOpcodeShift;
+const uint32_t kFunct3Mask = ((1 << kFunct3Bits) - 1) << kFunct3Shift;
+const uint32_t kFunct5Mask = ((1 << kFunct5Bits) - 1) << kFunct5Shift;
+const uint32_t kFunct7Mask = ((1 << kFunct7Bits) - 1) << kFunct7Shift;
+const uint32_t kFunct2Mask = 0b11 << kFunct7Shift;
+const uint32_t kRTypeMask = kBaseOpcodeMask | kFunct3Mask | kFunct7Mask;
+const uint32_t kRATypeMask = kBaseOpcodeMask | kFunct3Mask | kFunct5Mask;
+const uint32_t kRFPTypeMask = kBaseOpcodeMask | kFunct7Mask;
+const uint32_t kR4TypeMask = kBaseOpcodeMask | kFunct3Mask | kFunct2Mask;
+const uint32_t kITypeMask = kBaseOpcodeMask | kFunct3Mask;
+const uint32_t kSTypeMask = kBaseOpcodeMask | kFunct3Mask;
+const uint32_t kBTypeMask = kBaseOpcodeMask | kFunct3Mask;
+const uint32_t kUTypeMask = kBaseOpcodeMask;
+const uint32_t kJTypeMask = kBaseOpcodeMask;
+const uint32_t kRs1FieldMask = ((1 << kRs1Bits) - 1) << kRs1Shift;
+const uint32_t kRs2FieldMask = ((1 << kRs2Bits) - 1) << kRs2Shift;
+const uint32_t kRs3FieldMask = ((1 << kRs3Bits) - 1) << kRs3Shift;
+const uint32_t kRdFieldMask = ((1 << kRdBits) - 1) << kRdShift;
+const uint32_t kBImm12Mask = kFunct7Mask | kRdFieldMask;
+const uint32_t kImm20Mask = ((1 << kImm20Bits) - 1) << kImm20Shift;
+const uint32_t kImm12Mask = ((1 << kImm12Bits) - 1) << kImm12Shift;
+const uint32_t kImm11Mask = ((1 << kImm11Bits) - 1) << kImm11Shift;
+const uint32_t kImm31_12Mask = ((1 << 20) - 1) << 12;
+const uint32_t kImm19_0Mask = ((1 << 20) - 1);
+const uint32_t kRvcOpcodeMask =
     0b11 | (((1 << kRvcFunct3Bits) - 1) << kRvcFunct3Shift);
-const int kRvcFunct3Mask = (((1 << kRvcFunct3Bits) - 1) << kRvcFunct3Shift);
-const int kRvcFunct4Mask = (((1 << kRvcFunct4Bits) - 1) << kRvcFunct4Shift);
-const int kRvcFunct6Mask = (((1 << kRvcFunct6Bits) - 1) << kRvcFunct6Shift);
-const int kRvcFunct2Mask = (((1 << kRvcFunct2Bits) - 1) << kRvcFunct2Shift);
-const int kCRTypeMask = kRvcOpcodeMask | kRvcFunct4Mask;
-const int kCSTypeMask = kRvcOpcodeMask | kRvcFunct6Mask;
-const int kCATypeMask = kRvcOpcodeMask | kRvcFunct6Mask | kRvcFunct2Mask;
+const uint32_t kRvcFunct3Mask = (((1 << kRvcFunct3Bits) - 1) << kRvcFunct3Shift);
+const uint32_t kRvcFunct4Mask = (((1 << kRvcFunct4Bits) - 1) << kRvcFunct4Shift);
+const uint32_t kRvcFunct6Mask = (((1 << kRvcFunct6Bits) - 1) << kRvcFunct6Shift);
+const uint32_t kRvcFunct2Mask = (((1 << kRvcFunct2Bits) - 1) << kRvcFunct2Shift);
+const uint32_t kCRTypeMask = kRvcOpcodeMask | kRvcFunct4Mask;
+const uint32_t kCSTypeMask = kRvcOpcodeMask | kRvcFunct6Mask;
+const uint32_t kCATypeMask = kRvcOpcodeMask | kRvcFunct6Mask | kRvcFunct2Mask;
 
 // RISCV CSR related bit mask and shift
 const int kFcsrFlagsBits = 5;
-const int kFcsrFlagsMask = (1 << kFcsrFlagsBits) - 1;
+const uint32_t kFcsrFlagsMask = (1 << kFcsrFlagsBits) - 1;
 const int kFcsrFrmBits = 3;
 const int kFcsrFrmShift = kFcsrFlagsBits;
-const int kFcsrFrmMask = ((1 << kFcsrFrmBits) - 1) << kFcsrFrmShift;
+const uint32_t kFcsrFrmMask = ((1 << kFcsrFrmBits) - 1) << kFcsrFrmShift;
 const int kFcsrBits = kFcsrFlagsBits + kFcsrFrmBits;
-const int kFcsrMask = kFcsrFlagsMask | kFcsrFrmMask;
+const uint32_t kFcsrMask = kFcsrFlagsMask | kFcsrFrmMask;
 
 // Original MIPS constants
 // TODO(RISCV): to be cleaned up
 const int kImm16Shift = 0;
 const int kImm16Bits = 16;
-const int kImm16Mask = ((1 << kImm16Bits) - 1) << kImm16Shift;
+const uint32_t kImm16Mask = ((1 << kImm16Bits) - 1) << kImm16Shift;
 // end of TODO(RISCV): to be cleaned up
 
 // ----- RISCV Base Opcodes