Wasm: working on binary parser

This commit is contained in:
Alexey Andreev 2022-12-04 20:43:32 +01:00
parent 53dbb72c53
commit 44204b952d
5 changed files with 1078 additions and 37 deletions

View File

@ -23,8 +23,12 @@ import java.util.function.Consumer;
import org.teavm.backend.wasm.model.WasmType; import org.teavm.backend.wasm.model.WasmType;
import org.teavm.backend.wasm.model.expression.WasmFloatBinaryOperation; import org.teavm.backend.wasm.model.expression.WasmFloatBinaryOperation;
import org.teavm.backend.wasm.model.expression.WasmFloatType; import org.teavm.backend.wasm.model.expression.WasmFloatType;
import org.teavm.backend.wasm.model.expression.WasmFloatUnaryOperation;
import org.teavm.backend.wasm.model.expression.WasmInt32Subtype;
import org.teavm.backend.wasm.model.expression.WasmInt64Subtype;
import org.teavm.backend.wasm.model.expression.WasmIntBinaryOperation; import org.teavm.backend.wasm.model.expression.WasmIntBinaryOperation;
import org.teavm.backend.wasm.model.expression.WasmIntType; import org.teavm.backend.wasm.model.expression.WasmIntType;
import org.teavm.backend.wasm.model.expression.WasmIntUnaryOperation;
import org.teavm.backend.wasm.parser.AddressListener; import org.teavm.backend.wasm.parser.AddressListener;
import org.teavm.backend.wasm.parser.BranchOpcode; import org.teavm.backend.wasm.parser.BranchOpcode;
import org.teavm.backend.wasm.parser.CodeListener; import org.teavm.backend.wasm.parser.CodeListener;
@ -183,9 +187,15 @@ public class DisassemblyCodeSectionListener implements AddressListener, CodeSect
case UNREACHABLE: case UNREACHABLE:
writer.write("unreachable"); writer.write("unreachable");
break; break;
case NOP:
writer.write("nop");
break;
case RETURN: case RETURN:
writer.write("return"); writer.write("return");
break; break;
case DROP:
writer.write("drop");
break;
} }
writer.eol(); writer.eol();
} }
@ -205,13 +215,512 @@ public class DisassemblyCodeSectionListener implements AddressListener, CodeSect
} }
@Override @Override
public void binary(WasmIntBinaryOperation opcode, WasmIntType type) { public void call(int functionIndex) {
writer.address(address);
writer.write("call $fun_" + functionIndex).eol();
}
@Override
public void indirectCall(int typeIndex, int tableIndex) {
writer.address(address);
//TODO: type signature must be printed
writer.write("call_indirect $table_" + tableIndex + " $type_" + typeIndex).eol();
}
@Override
public void loadInt32(WasmInt32Subtype convertFrom, int align, int offset) {
writer.address(address);
var defaultAlign = 0;
switch (convertFrom) {
case INT8:
writer.write("i32.load8_s");
defaultAlign = 1;
break;
case UINT8:
writer.write("i32.load8_u");
defaultAlign = 1;
break;
case INT16:
writer.write("i32.load16_s");
defaultAlign = 2;
break;
case UINT16:
writer.write("i32.load16_u");
defaultAlign = 2;
break;
case INT32:
writer.write("i32.load");
defaultAlign = 4;
break;
}
writeMemArg(align, defaultAlign, offset);
writer.eol();
}
@Override
public void storeInt32(WasmInt32Subtype convertTo, int align, int offset) {
writer.address(address);
var defaultAlign = 0;
switch (convertTo) {
case INT8:
case UINT8:
writer.write("i32.store8");
defaultAlign = 1;
break;
case INT16:
case UINT16:
writer.write("i32.store16");
defaultAlign = 2;
break;
case INT32:
writer.write("i32.store");
defaultAlign = 4;
break;
}
writeMemArg(align, defaultAlign, offset);
writer.eol();
}
@Override
public void loadInt64(WasmInt64Subtype convertFrom, int align, int offset) {
writer.address(address);
var defaultAlign = 0;
switch (convertFrom) {
case INT8:
writer.write("i64.load8_s");
defaultAlign = 1;
break;
case UINT8:
writer.write("i64.load8_u");
defaultAlign = 1;
break;
case INT16:
writer.write("i64.load16_s");
defaultAlign = 2;
break;
case UINT16:
writer.write("i64.load16_u");
defaultAlign = 2;
break;
case INT32:
writer.write("i64.load32_s");
defaultAlign = 4;
break;
case UINT32:
writer.write("i64.load32_u");
defaultAlign = 4;
break;
case INT64:
writer.write("i64.load");
defaultAlign = 8;
break;
}
writeMemArg(align, defaultAlign, offset);
writer.eol();
}
@Override
public void storeInt64(WasmInt64Subtype convertTo, int align, int offset) {
writer.address(address);
var defaultAlign = 0;
switch (convertTo) {
case INT8:
case UINT8:
writer.write("i64.store8");
defaultAlign = 1;
break;
case INT16:
case UINT16:
writer.write("i64.store16");
defaultAlign = 2;
break;
case INT32:
case UINT32:
writer.write("i64.store32");
defaultAlign = 4;
break;
case INT64:
writer.write("i64.store");
defaultAlign = 8;
break;
}
writeMemArg(align, defaultAlign, offset);
writer.eol();
}
@Override
public void loadFloat32(int align, int offset) {
writer.address(address).write("f32.load");
writeMemArg(align, 4, offset);
writer.eol();
}
@Override
public void storeFloat32(int align, int offset) {
writer.address(address).write("f32.store");
writeMemArg(align, 4, offset);
writer.eol();
}
@Override
public void loadFloat64(int align, int offset) {
writer.address(address).write("f64.load");
writeMemArg(align, 8, offset);
writer.eol();
}
@Override
public void storeFloat64(int align, int offset) {
writer.address(address).write("f64.store");
writeMemArg(align, 8, offset);
writer.eol();
}
@Override
public void memoryGrow() {
writer.address(address).write("memory.grow").eol();
}
private void writeMemArg(int align, int defaultAlign, int offset) {
var needsComma = false;
if (align != defaultAlign) {
writer.write(" align=" + align);
needsComma = true;
}
if (offset != 0) {
if (needsComma) {
writer.write(",");
}
writer.write(" offset=" + offset);
}
}
@Override
public void unary(WasmIntUnaryOperation opcode, WasmIntType type) {
writer.address(address);
switch (type) {
case INT32:
writer.write("i32.");
break;
case INT64:
writer.write("i64.");
break;
}
switch (opcode) {
case CLZ:
writer.write("clz");
break;
case CTZ:
writer.write("ctz");
break;
case POPCNT:
writer.write("popcnt");
break;
}
writer.eol();
}
@Override
public void unary(WasmFloatUnaryOperation opcode, WasmFloatType type) {
writer.address(address);
switch (type) {
case FLOAT32:
writer.write("f32.");
break;
case FLOAT64:
writer.write("f64.");
break;
}
switch (opcode) {
case ABS:
writer.write("abs");
break;
case NEG:
writer.write("neg");
break;
case FLOOR:
writer.write("floor");
break;
case CEIL:
writer.write("ceil");
break;
case TRUNC:
writer.write("trunc");
break;
case NEAREST:
writer.write("nearest");
break;
case SQRT:
writer.write("sqrt");
break;
case COPYSIGN:
writer.write("copysign");
break;
}
writer.eol();
}
@Override
public void binary(WasmIntBinaryOperation opcode, WasmIntType type) {
writer.address(address);
switch (type) {
case INT32:
writer.write("i32.");
break;
case INT64:
writer.write("i64.");
break;
}
switch (opcode) {
case ADD:
writer.write("add");
break;
case SUB:
writer.write("sub");
break;
case MUL:
writer.write("mul");
break;
case DIV_SIGNED:
writer.write("div_s");
break;
case DIV_UNSIGNED:
writer.write("div_u");
break;
case REM_SIGNED:
writer.write("rem_s");
break;
case REM_UNSIGNED:
writer.write("rem_u");
break;
case AND:
writer.write("and");
break;
case OR:
writer.write("or");
break;
case XOR:
writer.write("xor");
break;
case SHL:
writer.write("shl");
break;
case SHR_SIGNED:
writer.write("shr_s");
break;
case SHR_UNSIGNED:
writer.write("shr_u");
break;
case ROTL:
writer.write("rotl");
break;
case ROTR:
writer.write("rotr");
break;
case EQ:
writer.write("eq");
break;
case NE:
writer.write("ne");
break;
case LT_SIGNED:
writer.write("lt_s");
break;
case LT_UNSIGNED:
writer.write("lt_u");
break;
case GT_SIGNED:
writer.write("gt_s");
break;
case GT_UNSIGNED:
writer.write("gt_u");
break;
case LE_SIGNED:
writer.write("le_s");
break;
case LE_UNSIGNED:
writer.write("le_u");
break;
case GE_SIGNED:
writer.write("ge_s");
break;
case GE_UNSIGNED:
writer.write("ge_u");
break;
}
writer.eol();
} }
@Override @Override
public void binary(WasmFloatBinaryOperation opcode, WasmFloatType type) { public void binary(WasmFloatBinaryOperation opcode, WasmFloatType type) {
writer.address(address);
switch (type) {
case FLOAT32:
writer.write("f32.");
break;
case FLOAT64:
writer.write("f64.");
break;
}
switch (opcode) {
case ADD:
writer.write("add");
break;
case SUB:
writer.write("sub");
break;
case MUL:
writer.write("mul");
break;
case DIV:
writer.write("div");
break;
case MIN:
writer.write("min");
break;
case MAX:
writer.write("max");
break;
case EQ:
writer.write("eq");
break;
case NE:
writer.write("ne");
break;
case LT:
writer.write("lt");
break;
case GT:
writer.write("gt");
break;
case LE:
writer.write("le");
break;
case GE:
writer.write("ge");
break;
}
writer.eol();
}
@Override
public void convert(WasmType sourceType, WasmType targetType, boolean signed, boolean reinterpret) {
switch (targetType) {
case INT32:
writer.write("i32.");
switch (sourceType) {
case FLOAT32:
if (reinterpret) {
writer.write("reinterpret_f32");
} else if (signed) {
writer.write("trunc_f32_s");
} else {
writer.write("trunc_f32_u");
}
break;
case FLOAT64:
if (signed) {
writer.write("trunc_f64_s");
} else {
writer.write("trunc_f64_u");
}
break;
case INT64:
writer.write("wrap_i64");
break;
default:
writer.write("error");
break;
}
break;
case INT64:
writer.write("i64.");
switch (sourceType) {
case FLOAT32:
if (signed) {
writer.write("trunc_f32_s");
} else {
writer.write("trunc_f32_u");
}
break;
case FLOAT64:
if (reinterpret) {
writer.write("reinterpret_f64");
} else if (signed) {
writer.write("trunc_f64_s");
} else {
writer.write("trunc_f64_u");
}
break;
case INT32:
if (signed) {
writer.write("extend_i32_s");
} else {
writer.write("extend_i32_u");
}
break;
default:
writer.write("error");
break;
}
break;
case FLOAT32:
writer.write("f32.");
switch (sourceType) {
case INT32:
if (reinterpret) {
writer.write("reinterpret_i32");
} else if (signed) {
writer.write("convert_i32_s");
} else {
writer.write("convert_i32_u");
}
break;
case INT64:
if (signed) {
writer.write("convert_i64_s");
} else {
writer.write("convert_i64_u");
}
break;
case FLOAT64:
writer.write("demote_f64");
break;
default:
writer.write("error");
break;
}
break;
case FLOAT64:
writer.write("f64.");
switch (sourceType) {
case INT32:
if (signed) {
writer.write("convert_i32_s");
} else {
writer.write("convert_i32_u");
}
break;
case INT64:
if (reinterpret) {
writer.write("reinterpret_i64");
} else if (signed) {
writer.write("convert_i64_s");
} else {
writer.write("convert_i64_u");
}
break;
case FLOAT32:
writer.write("promote_f32");
break;
default:
writer.write("error");
break;
}
break;
}
writer.eol();
} }
@Override @Override

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@ -63,11 +63,11 @@ public class DisassemblyWriter {
out.print(" "); out.print(" ");
} }
} }
}
for (int i = 0; i < indentLevel; ++i) { for (int i = 0; i < indentLevel; ++i) {
out.print(" "); out.print(" ");
} }
} }
}
private void printAddress() { private void printAddress() {
out.print("(; "); out.print("(; ");

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@ -18,37 +18,100 @@ package org.teavm.backend.wasm.parser;
import org.teavm.backend.wasm.model.WasmType; import org.teavm.backend.wasm.model.WasmType;
import org.teavm.backend.wasm.model.expression.WasmFloatBinaryOperation; import org.teavm.backend.wasm.model.expression.WasmFloatBinaryOperation;
import org.teavm.backend.wasm.model.expression.WasmFloatType; import org.teavm.backend.wasm.model.expression.WasmFloatType;
import org.teavm.backend.wasm.model.expression.WasmFloatUnaryOperation;
import org.teavm.backend.wasm.model.expression.WasmInt32Subtype;
import org.teavm.backend.wasm.model.expression.WasmInt64Subtype;
import org.teavm.backend.wasm.model.expression.WasmIntBinaryOperation; import org.teavm.backend.wasm.model.expression.WasmIntBinaryOperation;
import org.teavm.backend.wasm.model.expression.WasmIntType; import org.teavm.backend.wasm.model.expression.WasmIntType;
import org.teavm.backend.wasm.model.expression.WasmIntUnaryOperation;
public interface CodeListener { public interface CodeListener {
void error(int depth); default void error(int depth) {
}
int startBlock(boolean loop, WasmType type);
default int startBlock(boolean loop, WasmType type) {
int startConditionalBlock(WasmType type); return 0;
}
void startElseSection(int token);
default int startConditionalBlock(WasmType type) {
void endBlock(int token); return 0;
}
void branch(BranchOpcode opcode, int depth, int target);
default void startElseSection(int token) {
void tableBranch(int[] depths, int[] targets, int defaultDepth, int defaultTarget); }
void opcode(Opcode opcode); default void endBlock(int token) {
}
void local(LocalOpcode opcode, int index);
default void branch(BranchOpcode opcode, int depth, int target) {
void binary(WasmIntBinaryOperation opcode, WasmIntType type); }
void binary(WasmFloatBinaryOperation opcode, WasmFloatType type); default void tableBranch(int[] depths, int[] targets, int defaultDepth, int defaultTarget) {
}
void int32Constant(int value);
default void opcode(Opcode opcode) {
void int64Constant(long value); }
void float32Constant(float value); default void local(LocalOpcode opcode, int index) {
}
void float64Constant(double value);
default void unary(WasmIntUnaryOperation opcode, WasmIntType type) {
}
default void unary(WasmFloatUnaryOperation opcode, WasmFloatType type) {
}
default void binary(WasmIntBinaryOperation opcode, WasmIntType type) {
}
default void binary(WasmFloatBinaryOperation opcode, WasmFloatType type) {
}
default void call(int functionIndex) {
}
default void indirectCall(int typeIndex, int tableIndex) {
}
default void loadInt32(WasmInt32Subtype convertFrom, int align, int offset) {
}
default void storeInt32(WasmInt32Subtype convertTo, int align, int offset) {
}
default void loadInt64(WasmInt64Subtype convertFrom, int align, int offset) {
}
default void storeInt64(WasmInt64Subtype convertTo, int align, int offset) {
}
default void loadFloat32(int align, int offset) {
}
default void storeFloat32(int align, int offset) {
}
default void loadFloat64(int align, int offset) {
}
default void storeFloat64(int align, int offset) {
}
default void convert(WasmType sourceType, WasmType targetType, boolean signed, boolean reinterpret) {
}
default void memoryGrow() {
}
default void int32Constant(int value) {
}
default void int64Constant(long value) {
}
default void float32Constant(float value) {
}
default void float64Constant(double value) {
}
} }

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@ -18,6 +18,14 @@ package org.teavm.backend.wasm.parser;
import java.util.ArrayList; import java.util.ArrayList;
import java.util.List; import java.util.List;
import org.teavm.backend.wasm.model.WasmType; import org.teavm.backend.wasm.model.WasmType;
import org.teavm.backend.wasm.model.expression.WasmFloatBinaryOperation;
import org.teavm.backend.wasm.model.expression.WasmFloatType;
import org.teavm.backend.wasm.model.expression.WasmFloatUnaryOperation;
import org.teavm.backend.wasm.model.expression.WasmInt32Subtype;
import org.teavm.backend.wasm.model.expression.WasmInt64Subtype;
import org.teavm.backend.wasm.model.expression.WasmIntBinaryOperation;
import org.teavm.backend.wasm.model.expression.WasmIntType;
import org.teavm.backend.wasm.model.expression.WasmIntUnaryOperation;
public class CodeSectionParser { public class CodeSectionParser {
private AddressListener addressListener; private AddressListener addressListener;
@ -103,10 +111,13 @@ public class CodeSectionParser {
private boolean parseExpr() { private boolean parseExpr() {
reportAddress(); reportAddress();
switch (data[ptr++]) { switch (data[ptr++] & 0xFF) {
case 0x00: case 0x00:
codeListener.opcode(Opcode.UNREACHABLE); codeListener.opcode(Opcode.UNREACHABLE);
break; break;
case 0x01:
codeListener.opcode(Opcode.NOP);
break;
case 0x02: case 0x02:
return parseBlock(false); return parseBlock(false);
case 0x03: case 0x03:
@ -123,14 +134,100 @@ public class CodeSectionParser {
parseTableBranch(); parseTableBranch();
break; break;
case 0x0F: case 0x0F:
codeListener.opcode(Opcode.UNREACHABLE); codeListener.opcode(Opcode.RETURN);
break; break;
case 0x10:
codeListener.call(readLEB());
break;
case 0x11:
codeListener.indirectCall(readLEB(), readLEB());
break;
case 0x1A:
codeListener.opcode(Opcode.DROP);
break;
case 0x20: case 0x20:
codeListener.local(LocalOpcode.GET, readLEB()); codeListener.local(LocalOpcode.GET, readLEB());
break; break;
case 0x21: case 0x21:
codeListener.local(LocalOpcode.SET, readLEB()); codeListener.local(LocalOpcode.SET, readLEB());
break; break;
case 0x28:
codeListener.loadInt32(WasmInt32Subtype.INT32, 1 << readLEB(), readLEB());
break;
case 0x29:
codeListener.loadInt64(WasmInt64Subtype.INT64, 1 << readLEB(), readLEB());
break;
case 0x2A:
codeListener.loadFloat32(1 << readLEB(), readLEB());
break;
case 0x2B:
codeListener.loadFloat64(1 << readLEB(), readLEB());
break;
case 0x2C:
codeListener.loadInt32(WasmInt32Subtype.INT8, 1 << readLEB(), readLEB());
break;
case 0x2D:
codeListener.loadInt32(WasmInt32Subtype.UINT8, 1 << readLEB(), readLEB());
break;
case 0x2E:
codeListener.loadInt32(WasmInt32Subtype.INT16, 1 << readLEB(), readLEB());
break;
case 0x2F:
codeListener.loadInt32(WasmInt32Subtype.UINT16, 1 << readLEB(), readLEB());
break;
case 0x30:
codeListener.loadInt64(WasmInt64Subtype.INT8, 1 << readLEB(), readLEB());
break;
case 0x31:
codeListener.loadInt64(WasmInt64Subtype.UINT8, 1 << readLEB(), readLEB());
break;
case 0x32:
codeListener.loadInt64(WasmInt64Subtype.INT16, 1 << readLEB(), readLEB());
break;
case 0x33:
codeListener.loadInt64(WasmInt64Subtype.UINT16, 1 << readLEB(), readLEB());
break;
case 0x34:
codeListener.loadInt64(WasmInt64Subtype.INT32, 1 << readLEB(), readLEB());
break;
case 0x35:
codeListener.loadInt64(WasmInt64Subtype.UINT32, 1 << readLEB(), readLEB());
break;
case 0x36:
codeListener.storeInt32(WasmInt32Subtype.INT32, 1 << readLEB(), readLEB());
break;
case 0x37:
codeListener.storeInt64(WasmInt64Subtype.INT64, 1 << readLEB(), readLEB());
break;
case 0x38:
codeListener.storeFloat32(1 << readLEB(), readLEB());
break;
case 0x39:
codeListener.storeFloat64(1 << readLEB(), readLEB());
break;
case 0x3A:
codeListener.storeInt32(WasmInt32Subtype.INT8, 1 << readLEB(), readLEB());
break;
case 0x3B:
codeListener.storeInt32(WasmInt32Subtype.INT16, 1 << readLEB(), readLEB());
break;
case 0x3C:
codeListener.storeInt64(WasmInt64Subtype.INT8, 1 << readLEB(), readLEB());
break;
case 0x3D:
codeListener.storeInt64(WasmInt64Subtype.INT16, 1 << readLEB(), readLEB());
break;
case 0x3E:
codeListener.storeInt64(WasmInt64Subtype.INT32, 1 << readLEB(), readLEB());
break;
case 0x40:
readLEB();
codeListener.memoryGrow();
break;
case 0x41: case 0x41:
codeListener.int32Constant(readSignedLEB()); codeListener.int32Constant(readSignedLEB());
break; break;
@ -143,6 +240,376 @@ public class CodeSectionParser {
case 0x44: case 0x44:
codeListener.float64Constant(Double.longBitsToDouble(readFixedLong())); codeListener.float64Constant(Double.longBitsToDouble(readFixedLong()));
break; break;
case 0x46:
codeListener.binary(WasmIntBinaryOperation.EQ, WasmIntType.INT32);
break;
case 0x47:
codeListener.binary(WasmIntBinaryOperation.NE, WasmIntType.INT32);
break;
case 0x48:
codeListener.binary(WasmIntBinaryOperation.LT_SIGNED, WasmIntType.INT32);
break;
case 0x49:
codeListener.binary(WasmIntBinaryOperation.LT_UNSIGNED, WasmIntType.INT32);
break;
case 0x4A:
codeListener.binary(WasmIntBinaryOperation.GT_SIGNED, WasmIntType.INT32);
break;
case 0x4B:
codeListener.binary(WasmIntBinaryOperation.GT_UNSIGNED, WasmIntType.INT32);
break;
case 0x4C:
codeListener.binary(WasmIntBinaryOperation.LE_SIGNED, WasmIntType.INT32);
break;
case 0x4D:
codeListener.binary(WasmIntBinaryOperation.LE_UNSIGNED, WasmIntType.INT32);
break;
case 0x4E:
codeListener.binary(WasmIntBinaryOperation.GE_SIGNED, WasmIntType.INT32);
break;
case 0x4F:
codeListener.binary(WasmIntBinaryOperation.GE_UNSIGNED, WasmIntType.INT32);
break;
case 0x51:
codeListener.binary(WasmIntBinaryOperation.EQ, WasmIntType.INT64);
break;
case 0x52:
codeListener.binary(WasmIntBinaryOperation.NE, WasmIntType.INT64);
break;
case 0x53:
codeListener.binary(WasmIntBinaryOperation.LT_SIGNED, WasmIntType.INT64);
break;
case 0x54:
codeListener.binary(WasmIntBinaryOperation.LT_UNSIGNED, WasmIntType.INT64);
break;
case 0x55:
codeListener.binary(WasmIntBinaryOperation.GT_SIGNED, WasmIntType.INT64);
break;
case 0x56:
codeListener.binary(WasmIntBinaryOperation.GT_UNSIGNED, WasmIntType.INT64);
break;
case 0x57:
codeListener.binary(WasmIntBinaryOperation.LE_SIGNED, WasmIntType.INT64);
break;
case 0x58:
codeListener.binary(WasmIntBinaryOperation.LE_UNSIGNED, WasmIntType.INT64);
break;
case 0x59:
codeListener.binary(WasmIntBinaryOperation.GE_SIGNED, WasmIntType.INT64);
break;
case 0x5A:
codeListener.binary(WasmIntBinaryOperation.GE_UNSIGNED, WasmIntType.INT64);
break;
case 0x5B:
codeListener.binary(WasmFloatBinaryOperation.EQ, WasmFloatType.FLOAT32);
break;
case 0x5C:
codeListener.binary(WasmFloatBinaryOperation.NE, WasmFloatType.FLOAT32);
break;
case 0x5D:
codeListener.binary(WasmFloatBinaryOperation.LT, WasmFloatType.FLOAT32);
break;
case 0x5E:
codeListener.binary(WasmFloatBinaryOperation.GT, WasmFloatType.FLOAT32);
break;
case 0x5F:
codeListener.binary(WasmFloatBinaryOperation.LE, WasmFloatType.FLOAT32);
break;
case 0x60:
codeListener.binary(WasmFloatBinaryOperation.GE, WasmFloatType.FLOAT32);
break;
case 0x61:
codeListener.binary(WasmFloatBinaryOperation.EQ, WasmFloatType.FLOAT64);
break;
case 0x62:
codeListener.binary(WasmFloatBinaryOperation.NE, WasmFloatType.FLOAT64);
break;
case 0x63:
codeListener.binary(WasmFloatBinaryOperation.LT, WasmFloatType.FLOAT64);
break;
case 0x64:
codeListener.binary(WasmFloatBinaryOperation.GT, WasmFloatType.FLOAT64);
break;
case 0x65:
codeListener.binary(WasmFloatBinaryOperation.LE, WasmFloatType.FLOAT64);
break;
case 0x66:
codeListener.binary(WasmFloatBinaryOperation.GE, WasmFloatType.FLOAT64);
break;
case 0x67:
codeListener.unary(WasmIntUnaryOperation.CLZ, WasmIntType.INT32);
break;
case 0x68:
codeListener.unary(WasmIntUnaryOperation.CTZ, WasmIntType.INT32);
break;
case 0x69:
codeListener.unary(WasmIntUnaryOperation.POPCNT, WasmIntType.INT32);
break;
case 0x6A:
codeListener.binary(WasmIntBinaryOperation.ADD, WasmIntType.INT32);
break;
case 0x6B:
codeListener.binary(WasmIntBinaryOperation.SUB, WasmIntType.INT32);
break;
case 0x6C:
codeListener.binary(WasmIntBinaryOperation.MUL, WasmIntType.INT32);
break;
case 0x6D:
codeListener.binary(WasmIntBinaryOperation.DIV_SIGNED, WasmIntType.INT32);
break;
case 0x6E:
codeListener.binary(WasmIntBinaryOperation.DIV_UNSIGNED, WasmIntType.INT32);
break;
case 0x6F:
codeListener.binary(WasmIntBinaryOperation.REM_SIGNED, WasmIntType.INT32);
break;
case 0x70:
codeListener.binary(WasmIntBinaryOperation.REM_UNSIGNED, WasmIntType.INT32);
break;
case 0x71:
codeListener.binary(WasmIntBinaryOperation.AND, WasmIntType.INT32);
break;
case 0x72:
codeListener.binary(WasmIntBinaryOperation.OR, WasmIntType.INT32);
break;
case 0x73:
codeListener.binary(WasmIntBinaryOperation.XOR, WasmIntType.INT32);
break;
case 0x74:
codeListener.binary(WasmIntBinaryOperation.SHL, WasmIntType.INT32);
break;
case 0x75:
codeListener.binary(WasmIntBinaryOperation.SHR_SIGNED, WasmIntType.INT32);
break;
case 0x76:
codeListener.binary(WasmIntBinaryOperation.SHR_UNSIGNED, WasmIntType.INT32);
break;
case 0x77:
codeListener.binary(WasmIntBinaryOperation.ROTL, WasmIntType.INT32);
break;
case 0x78:
codeListener.binary(WasmIntBinaryOperation.ROTR, WasmIntType.INT32);
break;
case 0x79:
codeListener.unary(WasmIntUnaryOperation.CLZ, WasmIntType.INT64);
break;
case 0x7A:
codeListener.unary(WasmIntUnaryOperation.CTZ, WasmIntType.INT64);
break;
case 0x7B:
codeListener.unary(WasmIntUnaryOperation.POPCNT, WasmIntType.INT64);
break;
case 0x7C:
codeListener.binary(WasmIntBinaryOperation.ADD, WasmIntType.INT64);
break;
case 0x7D:
codeListener.binary(WasmIntBinaryOperation.SUB, WasmIntType.INT64);
break;
case 0x7E:
codeListener.binary(WasmIntBinaryOperation.MUL, WasmIntType.INT64);
break;
case 0x7F:
codeListener.binary(WasmIntBinaryOperation.DIV_SIGNED, WasmIntType.INT64);
break;
case 0x80:
codeListener.binary(WasmIntBinaryOperation.DIV_UNSIGNED, WasmIntType.INT64);
break;
case 0x81:
codeListener.binary(WasmIntBinaryOperation.REM_SIGNED, WasmIntType.INT64);
break;
case 0x82:
codeListener.binary(WasmIntBinaryOperation.REM_UNSIGNED, WasmIntType.INT64);
break;
case 0x83:
codeListener.binary(WasmIntBinaryOperation.AND, WasmIntType.INT64);
break;
case 0x84:
codeListener.binary(WasmIntBinaryOperation.OR, WasmIntType.INT64);
break;
case 0x85:
codeListener.binary(WasmIntBinaryOperation.XOR, WasmIntType.INT64);
break;
case 0x86:
codeListener.binary(WasmIntBinaryOperation.SHL, WasmIntType.INT64);
break;
case 0x87:
codeListener.binary(WasmIntBinaryOperation.SHR_UNSIGNED, WasmIntType.INT64);
break;
case 0x88:
codeListener.binary(WasmIntBinaryOperation.SHR_UNSIGNED, WasmIntType.INT64);
break;
case 0x89:
codeListener.binary(WasmIntBinaryOperation.ROTL, WasmIntType.INT64);
break;
case 0x8A:
codeListener.binary(WasmIntBinaryOperation.ROTR, WasmIntType.INT64);
break;
case 0x8B:
codeListener.unary(WasmFloatUnaryOperation.ABS, WasmFloatType.FLOAT32);
break;
case 0x8C:
codeListener.unary(WasmFloatUnaryOperation.NEG, WasmFloatType.FLOAT32);
break;
case 0x8D:
codeListener.unary(WasmFloatUnaryOperation.CEIL, WasmFloatType.FLOAT32);
break;
case 0x8E:
codeListener.unary(WasmFloatUnaryOperation.FLOOR, WasmFloatType.FLOAT32);
break;
case 0x8F:
codeListener.unary(WasmFloatUnaryOperation.TRUNC, WasmFloatType.FLOAT32);
break;
case 0x90:
codeListener.unary(WasmFloatUnaryOperation.NEAREST, WasmFloatType.FLOAT32);
break;
case 0x91:
codeListener.unary(WasmFloatUnaryOperation.SQRT, WasmFloatType.FLOAT32);
break;
case 0x92:
codeListener.binary(WasmFloatBinaryOperation.ADD, WasmFloatType.FLOAT32);
break;
case 0x93:
codeListener.binary(WasmFloatBinaryOperation.SUB, WasmFloatType.FLOAT32);
break;
case 0x94:
codeListener.binary(WasmFloatBinaryOperation.MUL, WasmFloatType.FLOAT32);
break;
case 0x95:
codeListener.binary(WasmFloatBinaryOperation.DIV, WasmFloatType.FLOAT32);
break;
case 0x96:
codeListener.binary(WasmFloatBinaryOperation.MIN, WasmFloatType.FLOAT32);
break;
case 0x97:
codeListener.binary(WasmFloatBinaryOperation.MAX, WasmFloatType.FLOAT32);
break;
case 0x98:
codeListener.unary(WasmFloatUnaryOperation.COPYSIGN, WasmFloatType.FLOAT32);
break;
case 0x99:
codeListener.unary(WasmFloatUnaryOperation.ABS, WasmFloatType.FLOAT64);
break;
case 0x9A:
codeListener.unary(WasmFloatUnaryOperation.NEG, WasmFloatType.FLOAT64);
break;
case 0x9B:
codeListener.unary(WasmFloatUnaryOperation.CEIL, WasmFloatType.FLOAT64);
break;
case 0x9C:
codeListener.unary(WasmFloatUnaryOperation.FLOOR, WasmFloatType.FLOAT64);
break;
case 0x9D:
codeListener.unary(WasmFloatUnaryOperation.TRUNC, WasmFloatType.FLOAT64);
break;
case 0x9E:
codeListener.unary(WasmFloatUnaryOperation.NEAREST, WasmFloatType.FLOAT64);
break;
case 0x9F:
codeListener.unary(WasmFloatUnaryOperation.SQRT, WasmFloatType.FLOAT64);
break;
case 0xA0:
codeListener.binary(WasmFloatBinaryOperation.ADD, WasmFloatType.FLOAT64);
break;
case 0xA1:
codeListener.binary(WasmFloatBinaryOperation.SUB, WasmFloatType.FLOAT64);
break;
case 0xA2:
codeListener.binary(WasmFloatBinaryOperation.MUL, WasmFloatType.FLOAT64);
break;
case 0xA3:
codeListener.binary(WasmFloatBinaryOperation.DIV, WasmFloatType.FLOAT64);
break;
case 0xA4:
codeListener.binary(WasmFloatBinaryOperation.MIN, WasmFloatType.FLOAT64);
break;
case 0xA5:
codeListener.binary(WasmFloatBinaryOperation.MAX, WasmFloatType.FLOAT64);
break;
case 0xA6:
codeListener.unary(WasmFloatUnaryOperation.COPYSIGN, WasmFloatType.FLOAT64);
break;
case 0xA7:
codeListener.convert(WasmType.INT64, WasmType.INT32, false, false);
break;
case 0xA8:
codeListener.convert(WasmType.FLOAT32, WasmType.INT32, false, false);
break;
case 0xA9:
codeListener.convert(WasmType.FLOAT32, WasmType.INT32, true, false);
break;
case 0xAA:
codeListener.convert(WasmType.FLOAT64, WasmType.INT32, false, false);
break;
case 0xAB:
codeListener.convert(WasmType.FLOAT64, WasmType.INT32, true, false);
break;
case 0xAC:
codeListener.convert(WasmType.INT32, WasmType.INT64, false, false);
break;
case 0xAD:
codeListener.convert(WasmType.INT32, WasmType.INT64, true, false);
break;
case 0xAE:
codeListener.convert(WasmType.FLOAT32, WasmType.INT64, false, false);
break;
case 0xAF:
codeListener.convert(WasmType.FLOAT32, WasmType.INT64, true, false);
break;
case 0xB0:
codeListener.convert(WasmType.FLOAT64, WasmType.INT64, false, false);
break;
case 0xB1:
codeListener.convert(WasmType.FLOAT64, WasmType.INT64, true, false);
break;
case 0xB2:
codeListener.convert(WasmType.INT32, WasmType.FLOAT32, false, false);
break;
case 0xB3:
codeListener.convert(WasmType.INT32, WasmType.FLOAT32, true, false);
break;
case 0xB4:
codeListener.convert(WasmType.INT64, WasmType.FLOAT32, false, false);
break;
case 0xB5:
codeListener.convert(WasmType.INT64, WasmType.FLOAT32, true, false);
break;
case 0xB6:
codeListener.convert(WasmType.FLOAT64, WasmType.FLOAT32, true, false);
break;
case 0xB7:
codeListener.convert(WasmType.INT32, WasmType.FLOAT64, false, false);
break;
case 0xB8:
codeListener.convert(WasmType.INT32, WasmType.FLOAT64, true, false);
break;
case 0xB9:
codeListener.convert(WasmType.INT64, WasmType.FLOAT64, false, false);
break;
case 0xBA:
codeListener.convert(WasmType.INT64, WasmType.FLOAT64, true, false);
break;
case 0xBC:
codeListener.convert(WasmType.FLOAT32, WasmType.INT32, false, true);
break;
case 0xBD:
codeListener.convert(WasmType.FLOAT64, WasmType.INT64, false, true);
break;
case 0xBE:
codeListener.convert(WasmType.INT32, WasmType.FLOAT32, false, true);
break;
case 0xBF:
codeListener.convert(WasmType.INT64, WasmType.FLOAT64, false, true);
break;
default: default:
return false; return false;
} }
@ -196,7 +663,7 @@ public class CodeSectionParser {
private void parseBranch(BranchOpcode opcode) { private void parseBranch(BranchOpcode opcode) {
var depth = readLEB(); var depth = readLEB();
var target = blockStack.get(blockStack.size() - depth); var target = blockStack.get(blockStack.size() - depth - 1);
codeListener.branch(opcode, depth, target.token); codeListener.branch(opcode, depth, target.token);
} }
@ -207,10 +674,10 @@ public class CodeSectionParser {
for (var i = 0; i < count; ++i) { for (var i = 0; i < count; ++i) {
var depth = readLEB(); var depth = readLEB();
depths[i] = depth; depths[i] = depth;
targets[i] = blockStack.get(blockStack.size() - depth).token; targets[i] = blockStack.get(blockStack.size() - depth - 1).token;
} }
var defaultDepth = readLEB(); var defaultDepth = readLEB();
var defaultTarget = blockStack.get(blockStack.size() - defaultDepth).token; var defaultTarget = blockStack.get(blockStack.size() - defaultDepth - 1).token;
codeListener.tableBranch(depths, targets, defaultDepth, defaultTarget); codeListener.tableBranch(depths, targets, defaultDepth, defaultTarget);
} }
@ -302,21 +769,21 @@ public class CodeSectionParser {
} }
private int readFixedInt() { private int readFixedInt() {
return ((data[ptr] & 0xFF) << 24) return ((data[ptr++] & 0xFF) << 24)
| ((data[ptr] & 0xFF) << 16) | ((data[ptr++] & 0xFF) << 16)
| ((data[ptr] & 0xFF) << 8) | ((data[ptr++] & 0xFF) << 8)
| (data[ptr] & 0xFF); | (data[ptr++] & 0xFF);
} }
private long readFixedLong() { private long readFixedLong() {
return ((data[ptr] & 0xFFL) << 56) return ((data[ptr++] & 0xFFL) << 56)
| ((data[ptr] & 0xFFL) << 48) | ((data[ptr++] & 0xFFL) << 48)
| ((data[ptr] & 0xFFL) << 40) | ((data[ptr++] & 0xFFL) << 40)
| ((data[ptr] & 0xFFL) << 32) | ((data[ptr++] & 0xFFL) << 32)
| ((data[ptr] & 0xFFL) << 24) | ((data[ptr++] & 0xFFL) << 24)
| ((data[ptr] & 0xFF) << 16) | ((data[ptr++] & 0xFF) << 16)
| ((data[ptr] & 0xFF) << 8) | ((data[ptr++] & 0xFF) << 8)
| (data[ptr] & 0xFF); | (data[ptr++] & 0xFF);
} }
private static class Block { private static class Block {

View File

@ -17,5 +17,7 @@ package org.teavm.backend.wasm.parser;
public enum Opcode { public enum Opcode {
UNREACHABLE, UNREACHABLE,
RETURN NOP,
RETURN,
DROP
} }