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c-api-kitchen-sink.c
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c-api-kitchen-sink.c
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// We always need asserts here
#ifdef NDEBUG
#undef NDEBUG
#endif
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <binaryen-c.h>
// kitchen sink, tests the full API
// helpers
BinaryenExpressionRef makeUnary(BinaryenModuleRef module, BinaryenOp op, BinaryenType inputType) {
if (inputType == BinaryenInt32()) return BinaryenUnary(module, op, BinaryenConst(module, BinaryenLiteralInt32(-10)));
if (inputType == BinaryenInt64()) return BinaryenUnary(module, op, BinaryenConst(module, BinaryenLiteralInt64(-22)));
if (inputType == BinaryenFloat32()) return BinaryenUnary(module, op, BinaryenConst(module, BinaryenLiteralFloat32(-33.612f)));
if (inputType == BinaryenFloat64()) return BinaryenUnary(module, op, BinaryenConst(module, BinaryenLiteralFloat64(-9005.841)));
abort();
}
BinaryenExpressionRef makeBinary(BinaryenModuleRef module, BinaryenOp op, BinaryenType type) {
if (type == BinaryenInt32()) {
// use temp vars to ensure optimization doesn't change the order of operation in our trace recording
BinaryenExpressionRef temp = BinaryenConst(module, BinaryenLiteralInt32(-11));
return BinaryenBinary(module, op, BinaryenConst(module, BinaryenLiteralInt32(-10)), temp);
}
if (type == BinaryenInt64()) {
BinaryenExpressionRef temp = BinaryenConst(module, BinaryenLiteralInt64(-23));
return BinaryenBinary(module, op, BinaryenConst(module, BinaryenLiteralInt64(-22)), temp);
}
if (type == BinaryenFloat32()) {
BinaryenExpressionRef temp = BinaryenConst(module, BinaryenLiteralFloat32(-62.5f));
return BinaryenBinary(module, op, BinaryenConst(module, BinaryenLiteralFloat32(-33.612f)), temp);
}
if (type == BinaryenFloat64()) {
BinaryenExpressionRef temp = BinaryenConst(module, BinaryenLiteralFloat64(-9007.333));
return BinaryenBinary(module, op, BinaryenConst(module, BinaryenLiteralFloat64(-9005.841)), temp);
}
abort();
}
BinaryenExpressionRef makeInt32(BinaryenModuleRef module, int x) {
return BinaryenConst(module, BinaryenLiteralInt32(x));
}
BinaryenExpressionRef makeFloat32(BinaryenModuleRef module, float x) {
return BinaryenConst(module, BinaryenLiteralFloat32(x));
}
BinaryenExpressionRef makeInt64(BinaryenModuleRef module, int64_t x) {
return BinaryenConst(module, BinaryenLiteralInt64(x));
}
BinaryenExpressionRef makeFloat64(BinaryenModuleRef module, double x) {
return BinaryenConst(module, BinaryenLiteralFloat64(x));
}
BinaryenExpressionRef makeSomething(BinaryenModuleRef module) {
return makeInt32(module, 1337);
}
BinaryenExpressionRef makeDroppedInt32(BinaryenModuleRef module, int x) {
return BinaryenDrop(module, BinaryenConst(module, BinaryenLiteralInt32(x)));
}
// tests
void test_types() {
printf("BinaryenNone: %d\n", BinaryenNone());
printf("BinaryenInt32: %d\n", BinaryenInt32());
printf("BinaryenInt64: %d\n", BinaryenInt64());
printf("BinaryenFloat32: %d\n", BinaryenFloat32());
printf("BinaryenFloat64: %d\n", BinaryenFloat64());
}
void test_core() {
// Module creation
BinaryenModuleRef module = BinaryenModuleCreate();
// Literals and consts
BinaryenExpressionRef constI32 = BinaryenConst(module, BinaryenLiteralInt32(1)),
constI64 = BinaryenConst(module, BinaryenLiteralInt64(2)),
constF32 = BinaryenConst(module, BinaryenLiteralFloat32(3.14f)),
constF64 = BinaryenConst(module, BinaryenLiteralFloat64(2.1828)),
constF32Bits = BinaryenConst(module, BinaryenLiteralFloat32Bits(0xffff1234)),
constF64Bits = BinaryenConst(module, BinaryenLiteralFloat64Bits(0xffff12345678abcdLL));
const char* switchValueNames[] = { "the-value" };
const char* switchBodyNames[] = { "the-nothing" };
BinaryenExpressionRef callOperands2[] = { makeInt32(module, 13), makeFloat64(module, 3.7) };
BinaryenExpressionRef callOperands4[] = { makeInt32(module, 13), makeInt64(module, 37), makeFloat32(module, 1.3f), makeFloat64(module, 3.7) };
BinaryenExpressionRef callOperands4b[] = { makeInt32(module, 13), makeInt64(module, 37), makeFloat32(module, 1.3f), makeFloat64(module, 3.7) };
BinaryenType params[4] = { BinaryenInt32(), BinaryenInt64(), BinaryenFloat32(), BinaryenFloat64() };
BinaryenFunctionTypeRef iiIfF = BinaryenAddFunctionType(module, "iiIfF", BinaryenInt32(), params, 4);
BinaryenExpressionRef temp1 = makeInt32(module, 1), temp2 = makeInt32(module, 2), temp3 = makeInt32(module, 3),
temp4 = makeInt32(module, 4), temp5 = makeInt32(module, 5),
temp6 = makeInt32(module, 0), temp7 = makeInt32(module, 1),
temp8 = makeInt32(module, 0), temp9 = makeInt32(module, 1),
temp10 = makeInt32(module, 1), temp11 = makeInt32(module, 3), temp12 = makeInt32(module, 5),
temp13 = makeInt32(module, 10), temp14 = makeInt32(module, 11),
temp15 = makeInt32(module, 110), temp16 = makeInt64(module, 111);
BinaryenExpressionRef valueList[] = {
// Unary
makeUnary(module, BinaryenClzInt32(), 1),
makeUnary(module, BinaryenCtzInt64(), 2),
makeUnary(module, BinaryenPopcntInt32(), 1),
makeUnary(module, BinaryenNegFloat32(), 3),
makeUnary(module, BinaryenAbsFloat64(), 4),
makeUnary(module, BinaryenCeilFloat32(), 3),
makeUnary(module, BinaryenFloorFloat64(), 4),
makeUnary(module, BinaryenTruncFloat32(), 3),
makeUnary(module, BinaryenNearestFloat32(), 3),
makeUnary(module, BinaryenSqrtFloat64(), 4),
makeUnary(module, BinaryenEqZInt32(), 1),
makeUnary(module, BinaryenExtendSInt32(), 1),
makeUnary(module, BinaryenExtendUInt32(), 1),
makeUnary(module, BinaryenWrapInt64(), 2),
makeUnary(module, BinaryenTruncSFloat32ToInt32(), 3),
makeUnary(module, BinaryenTruncSFloat32ToInt64(), 3),
makeUnary(module, BinaryenTruncUFloat32ToInt32(), 3),
makeUnary(module, BinaryenTruncUFloat32ToInt64(), 3),
makeUnary(module, BinaryenTruncSFloat64ToInt32(), 4),
makeUnary(module, BinaryenTruncSFloat64ToInt64(), 4),
makeUnary(module, BinaryenTruncUFloat64ToInt32(), 4),
makeUnary(module, BinaryenTruncUFloat64ToInt64(), 4),
makeUnary(module, BinaryenReinterpretFloat32(), 3),
makeUnary(module, BinaryenReinterpretFloat64(), 4),
makeUnary(module, BinaryenConvertSInt32ToFloat32(), 1),
makeUnary(module, BinaryenConvertSInt32ToFloat64(), 1),
makeUnary(module, BinaryenConvertUInt32ToFloat32(), 1),
makeUnary(module, BinaryenConvertUInt32ToFloat64(), 1),
makeUnary(module, BinaryenConvertSInt64ToFloat32(), 2),
makeUnary(module, BinaryenConvertSInt64ToFloat64(), 2),
makeUnary(module, BinaryenConvertUInt64ToFloat32(), 2),
makeUnary(module, BinaryenConvertUInt64ToFloat64(), 2),
makeUnary(module, BinaryenPromoteFloat32(), 3),
makeUnary(module, BinaryenDemoteFloat64(), 4),
makeUnary(module, BinaryenReinterpretInt32(), 1),
makeUnary(module, BinaryenReinterpretInt64(), 2),
// Binary
makeBinary(module, BinaryenAddInt32(), 1),
makeBinary(module, BinaryenSubFloat64(), 4),
makeBinary(module, BinaryenDivSInt32(), 1),
makeBinary(module, BinaryenDivUInt64(), 2),
makeBinary(module, BinaryenRemSInt64(), 2),
makeBinary(module, BinaryenRemUInt32(), 1),
makeBinary(module, BinaryenAndInt32(), 1),
makeBinary(module, BinaryenOrInt64(), 2),
makeBinary(module, BinaryenXorInt32(), 1),
makeBinary(module, BinaryenShlInt64(), 2),
makeBinary(module, BinaryenShrUInt64(), 2),
makeBinary(module, BinaryenShrSInt32(), 1),
makeBinary(module, BinaryenRotLInt32(), 1),
makeBinary(module, BinaryenRotRInt64(), 2),
makeBinary(module, BinaryenDivFloat32(), 3),
makeBinary(module, BinaryenCopySignFloat64(), 4),
makeBinary(module, BinaryenMinFloat32(), 3),
makeBinary(module, BinaryenMaxFloat64(), 4),
makeBinary(module, BinaryenEqInt32(), 1),
makeBinary(module, BinaryenNeFloat32(), 3),
makeBinary(module, BinaryenLtSInt32(), 1),
makeBinary(module, BinaryenLtUInt64(), 2),
makeBinary(module, BinaryenLeSInt64(), 2),
makeBinary(module, BinaryenLeUInt32(), 1),
makeBinary(module, BinaryenGtSInt64(), 2),
makeBinary(module, BinaryenGtUInt32(), 1),
makeBinary(module, BinaryenGeSInt32(), 1),
makeBinary(module, BinaryenGeUInt64(), 2),
makeBinary(module, BinaryenLtFloat32(), 3),
makeBinary(module, BinaryenLeFloat64(), 4),
makeBinary(module, BinaryenGtFloat64(), 4),
makeBinary(module, BinaryenGeFloat32(), 3),
// All the rest
BinaryenBlock(module, NULL, NULL, 0, -1), // block with no name and no type
BinaryenIf(module, temp1, temp2, temp3),
BinaryenIf(module, temp4, temp5, NULL),
BinaryenLoop(module, "in", makeInt32(module, 0)),
BinaryenLoop(module, NULL, makeInt32(module, 0)),
BinaryenBreak(module, "the-value", temp6, temp7),
BinaryenBreak(module, "the-nothing", makeInt32(module, 2), NULL),
BinaryenBreak(module, "the-value", NULL, makeInt32(module, 3)),
BinaryenBreak(module, "the-nothing", NULL, NULL),
BinaryenSwitch(module, switchValueNames, 1, "the-value", temp8, temp9),
BinaryenSwitch(module, switchBodyNames, 1, "the-nothing", makeInt32(module, 2), NULL),
BinaryenUnary(module, BinaryenEqZInt32(), // check the output type of the call node
BinaryenCall(module, "kitchen()sinker", callOperands4, 4, BinaryenInt32())
),
BinaryenUnary(module, BinaryenEqZInt32(), // check the output type of the call node
BinaryenUnary(module,
BinaryenTruncSFloat32ToInt32(),
BinaryenCallImport(module, "an-imported", callOperands2, 2, BinaryenFloat32())
)
),
BinaryenUnary(module, BinaryenEqZInt32(), // check the output type of the call node
BinaryenCallIndirect(module, makeInt32(module, 2449), callOperands4b, 4, "iiIfF")
),
BinaryenDrop(module, BinaryenGetLocal(module, 0, BinaryenInt32())),
BinaryenSetLocal(module, 0, makeInt32(module, 101)),
BinaryenDrop(module, BinaryenTeeLocal(module, 0, makeInt32(module, 102))),
BinaryenLoad(module, 4, 0, 0, 0, BinaryenInt32(), makeInt32(module, 1)),
BinaryenLoad(module, 2, 1, 2, 1, BinaryenInt64(), makeInt32(module, 8)),
BinaryenLoad(module, 4, 0, 0, 0, BinaryenFloat32(), makeInt32(module, 2)),
BinaryenLoad(module, 8, 0, 2, 8, BinaryenFloat64(), makeInt32(module, 9)),
BinaryenStore(module, 4, 0, 0, temp13, temp14, BinaryenInt32()),
BinaryenStore(module, 8, 2, 4, temp15, temp16, BinaryenInt64()),
BinaryenSelect(module, temp10, temp11, temp12),
BinaryenReturn(module, makeInt32(module, 1337)),
// TODO: Host
BinaryenNop(module),
BinaryenUnreachable(module),
};
BinaryenExpressionPrint(valueList[3]); // test printing a standalone expression
// Make the main body of the function. and one block with a return value, one without
BinaryenExpressionRef value = BinaryenBlock(module, "the-value", valueList, sizeof(valueList) / sizeof(BinaryenExpressionRef), -1);
BinaryenExpressionRef droppedValue = BinaryenDrop(module, value);
BinaryenExpressionRef nothing = BinaryenBlock(module, "the-nothing", &droppedValue, 1, -1);
BinaryenExpressionRef bodyList[] = { nothing, makeInt32(module, 42) };
BinaryenExpressionRef body = BinaryenBlock(module, "the-body", bodyList, 2, -1);
// Create the function
BinaryenType localTypes[] = { BinaryenInt32() };
BinaryenFunctionRef sinker = BinaryenAddFunction(module, "kitchen()sinker", iiIfF, localTypes, 1, body);
// Imports
BinaryenType iparams[2] = { BinaryenInt32(), BinaryenFloat64() };
BinaryenFunctionTypeRef fiF = BinaryenAddFunctionType(module, "fiF", BinaryenFloat32(), iparams, 2);
BinaryenAddImport(module, "an-imported", "module", "base", fiF);
// Exports
BinaryenAddExport(module, "kitchen()sinker", "kitchen_sinker");
// Function table. One per module
BinaryenFunctionRef functions[] = { sinker };
BinaryenSetFunctionTable(module, functions, 1);
// Memory. One per module
const char *segments[] = { "hello, world" };
BinaryenExpressionRef segmentOffsets[] = { BinaryenConst(module, BinaryenLiteralInt32(10)) };
BinaryenIndex segmentSizes[] = { 12 };
BinaryenSetMemory(module, 1, 256, "mem", segments, segmentOffsets, segmentSizes, 1);
// Start function. One per module
BinaryenFunctionTypeRef v = BinaryenAddFunctionType(module, "v", BinaryenNone(), NULL, 0);
BinaryenFunctionRef starter = BinaryenAddFunction(module, "starter", v, NULL, 0, BinaryenNop(module));
BinaryenSetStart(module, starter);
// Unnamed function type
BinaryenFunctionTypeRef noname = BinaryenAddFunctionType(module, NULL, BinaryenNone(), NULL, 0);
// A bunch of our code needs drop(), auto-add it
BinaryenModuleAutoDrop(module);
// Verify it validates
assert(BinaryenModuleValidate(module));
// Print it out
BinaryenModulePrint(module);
// Clean up the module, which owns all the objects we created above
BinaryenModuleDispose(module);
}
void test_unreachable() {
BinaryenModuleRef module = BinaryenModuleCreate();
BinaryenFunctionTypeRef i = BinaryenAddFunctionType(module, "i", BinaryenInt32(), NULL, 0);
BinaryenFunctionTypeRef I = BinaryenAddFunctionType(module, "I", BinaryenInt64(), NULL, 0);
BinaryenExpressionRef body = BinaryenCallIndirect(module, BinaryenUnreachable(module), NULL, 0, "I");
BinaryenFunctionRef fn = BinaryenAddFunction(module, "unreachable-fn", i, NULL, 0, body);
assert(BinaryenModuleValidate(module));
BinaryenModulePrint(module);
BinaryenModuleDispose(module);
}
BinaryenExpressionRef makeCallCheck(BinaryenModuleRef module, int x) {
BinaryenExpressionRef callOperands[] = { makeInt32(module, x) };
return BinaryenCallImport(module, "check", callOperands, 1, BinaryenNone());
}
void test_relooper() {
BinaryenModuleRef module = BinaryenModuleCreate();
BinaryenFunctionTypeRef v = BinaryenAddFunctionType(module, "v", BinaryenNone(), NULL, 0);
BinaryenType localTypes[] = { BinaryenInt32() };
{
BinaryenType iparams[1] = { BinaryenInt32() };
BinaryenFunctionTypeRef vi = BinaryenAddFunctionType(module, "vi", BinaryenNone(), iparams, 1);
BinaryenAddImport(module, "check", "module", "check", vi);
}
{ // trivial: just one block
RelooperRef relooper = RelooperCreate();
RelooperBlockRef block = RelooperAddBlock(relooper, makeCallCheck(module, 1337));
BinaryenExpressionRef body = RelooperRenderAndDispose(relooper, block, 0, module);
BinaryenFunctionRef sinker = BinaryenAddFunction(module, "just-one-block", v, localTypes, 1, body);
}
{ // two blocks
RelooperRef relooper = RelooperCreate();
RelooperBlockRef block0 = RelooperAddBlock(relooper, makeCallCheck(module, 0));
RelooperBlockRef block1 = RelooperAddBlock(relooper, makeCallCheck(module, 1));
RelooperAddBranch(block0, block1, NULL, NULL); // no condition, no code on branch
BinaryenExpressionRef body = RelooperRenderAndDispose(relooper, block0, 0, module);
BinaryenFunctionRef sinker = BinaryenAddFunction(module, "two-blocks", v, localTypes, 1, body);
}
{ // two blocks with code between them
RelooperRef relooper = RelooperCreate();
RelooperBlockRef block0 = RelooperAddBlock(relooper, makeCallCheck(module, 0));
RelooperBlockRef block1 = RelooperAddBlock(relooper, makeCallCheck(module, 1));
RelooperAddBranch(block0, block1, NULL, makeDroppedInt32(module, 77)); // code on branch
BinaryenExpressionRef body = RelooperRenderAndDispose(relooper, block0, 0, module);
BinaryenFunctionRef sinker = BinaryenAddFunction(module, "two-blocks-plus-code", v, localTypes, 1, body);
}
{ // two blocks in a loop
RelooperRef relooper = RelooperCreate();
RelooperBlockRef block0 = RelooperAddBlock(relooper, makeCallCheck(module, 0));
RelooperBlockRef block1 = RelooperAddBlock(relooper, makeCallCheck(module, 1));
RelooperAddBranch(block0, block1, NULL, NULL);
RelooperAddBranch(block1, block0, NULL, NULL);
BinaryenExpressionRef body = RelooperRenderAndDispose(relooper, block0, 0, module);
BinaryenFunctionRef sinker = BinaryenAddFunction(module, "loop", v, localTypes, 1, body);
}
{ // two blocks in a loop with codes
RelooperRef relooper = RelooperCreate();
RelooperBlockRef block0 = RelooperAddBlock(relooper, makeCallCheck(module, 0));
RelooperBlockRef block1 = RelooperAddBlock(relooper, makeCallCheck(module, 1));
RelooperAddBranch(block0, block1, NULL, makeDroppedInt32(module, 33));
RelooperAddBranch(block1, block0, NULL, makeDroppedInt32(module, -66));
BinaryenExpressionRef body = RelooperRenderAndDispose(relooper, block0, 0, module);
BinaryenFunctionRef sinker = BinaryenAddFunction(module, "loop-plus-code", v, localTypes, 1, body);
}
{ // split
RelooperRef relooper = RelooperCreate();
RelooperBlockRef block0 = RelooperAddBlock(relooper, makeCallCheck(module, 0));
RelooperBlockRef block1 = RelooperAddBlock(relooper, makeCallCheck(module, 1));
RelooperBlockRef block2 = RelooperAddBlock(relooper, makeCallCheck(module, 2));
RelooperAddBranch(block0, block1, makeInt32(module, 55), NULL);
RelooperAddBranch(block0, block2, NULL, NULL);
BinaryenExpressionRef body = RelooperRenderAndDispose(relooper, block0, 0, module);
BinaryenFunctionRef sinker = BinaryenAddFunction(module, "split", v, localTypes, 1, body);
}
{ // split + code
RelooperRef relooper = RelooperCreate();
RelooperBlockRef block0 = RelooperAddBlock(relooper, makeCallCheck(module, 0));
RelooperBlockRef block1 = RelooperAddBlock(relooper, makeCallCheck(module, 1));
RelooperBlockRef block2 = RelooperAddBlock(relooper, makeCallCheck(module, 2));
BinaryenExpressionRef temp = makeDroppedInt32(module, 10);
RelooperAddBranch(block0, block1, makeInt32(module, 55), temp);
RelooperAddBranch(block0, block2, NULL, makeDroppedInt32(module, 20));
BinaryenExpressionRef body = RelooperRenderAndDispose(relooper, block0, 0, module);
BinaryenFunctionRef sinker = BinaryenAddFunction(module, "split-plus-code", v, localTypes, 1, body);
}
{ // if
RelooperRef relooper = RelooperCreate();
RelooperBlockRef block0 = RelooperAddBlock(relooper, makeCallCheck(module, 0));
RelooperBlockRef block1 = RelooperAddBlock(relooper, makeCallCheck(module, 1));
RelooperBlockRef block2 = RelooperAddBlock(relooper, makeCallCheck(module, 2));
RelooperAddBranch(block0, block1, makeInt32(module, 55), NULL);
RelooperAddBranch(block0, block2, NULL, NULL);
RelooperAddBranch(block1, block2, NULL, NULL);
BinaryenExpressionRef body = RelooperRenderAndDispose(relooper, block0, 0, module);
BinaryenFunctionRef sinker = BinaryenAddFunction(module, "if", v, localTypes, 1, body);
}
{ // if + code
RelooperRef relooper = RelooperCreate();
RelooperBlockRef block0 = RelooperAddBlock(relooper, makeCallCheck(module, 0));
RelooperBlockRef block1 = RelooperAddBlock(relooper, makeCallCheck(module, 1));
RelooperBlockRef block2 = RelooperAddBlock(relooper, makeCallCheck(module, 2));
BinaryenExpressionRef temp = makeDroppedInt32(module, -1);
RelooperAddBranch(block0, block1, makeInt32(module, 55), temp);
RelooperAddBranch(block0, block2, NULL, makeDroppedInt32(module, -2));
RelooperAddBranch(block1, block2, NULL, makeDroppedInt32(module, -3));
BinaryenExpressionRef body = RelooperRenderAndDispose(relooper, block0, 0, module);
BinaryenFunctionRef sinker = BinaryenAddFunction(module, "if-plus-code", v, localTypes, 1, body);
}
{ // if-else
RelooperRef relooper = RelooperCreate();
RelooperBlockRef block0 = RelooperAddBlock(relooper, makeCallCheck(module, 0));
RelooperBlockRef block1 = RelooperAddBlock(relooper, makeCallCheck(module, 1));
RelooperBlockRef block2 = RelooperAddBlock(relooper, makeCallCheck(module, 2));
RelooperBlockRef block3 = RelooperAddBlock(relooper, makeCallCheck(module, 3));
RelooperAddBranch(block0, block1, makeInt32(module, 55), NULL);
RelooperAddBranch(block0, block2, NULL, NULL);
RelooperAddBranch(block1, block3, NULL, NULL);
RelooperAddBranch(block2, block3, NULL, NULL);
BinaryenExpressionRef body = RelooperRenderAndDispose(relooper, block0, 0, module);
BinaryenFunctionRef sinker = BinaryenAddFunction(module, "if-else", v, localTypes, 1, body);
}
{ // loop+tail
RelooperRef relooper = RelooperCreate();
RelooperBlockRef block0 = RelooperAddBlock(relooper, makeCallCheck(module, 0));
RelooperBlockRef block1 = RelooperAddBlock(relooper, makeCallCheck(module, 1));
RelooperBlockRef block2 = RelooperAddBlock(relooper, makeCallCheck(module, 2));
RelooperAddBranch(block0, block1, NULL, NULL);
RelooperAddBranch(block1, block0, makeInt32(module, 10), NULL);
RelooperAddBranch(block1, block2, NULL, NULL);
BinaryenExpressionRef body = RelooperRenderAndDispose(relooper, block0, 0, module);
BinaryenFunctionRef sinker = BinaryenAddFunction(module, "loop-tail", v, localTypes, 1, body);
}
{ // nontrivial loop + phi to head
RelooperRef relooper = RelooperCreate();
RelooperBlockRef block0 = RelooperAddBlock(relooper, makeCallCheck(module, 0));
RelooperBlockRef block1 = RelooperAddBlock(relooper, makeCallCheck(module, 1));
RelooperBlockRef block2 = RelooperAddBlock(relooper, makeCallCheck(module, 2));
RelooperBlockRef block3 = RelooperAddBlock(relooper, makeCallCheck(module, 3));
RelooperBlockRef block4 = RelooperAddBlock(relooper, makeCallCheck(module, 4));
RelooperBlockRef block5 = RelooperAddBlock(relooper, makeCallCheck(module, 5));
RelooperBlockRef block6 = RelooperAddBlock(relooper, makeCallCheck(module, 6));
RelooperAddBranch(block0, block1, NULL, makeDroppedInt32(module, 10));
RelooperAddBranch(block1, block2, makeInt32(module, -2), NULL);
RelooperAddBranch(block1, block6, NULL, makeDroppedInt32(module, 20));
RelooperAddBranch(block2, block3, makeInt32(module, -6), NULL);
RelooperAddBranch(block2, block1, NULL, makeDroppedInt32(module, 30));
RelooperAddBranch(block3, block4, makeInt32(module, -10), NULL);
RelooperAddBranch(block3, block5, NULL, NULL);
RelooperAddBranch(block4, block5, NULL, NULL);
RelooperAddBranch(block5, block6, NULL, makeDroppedInt32(module, 40));
BinaryenExpressionRef body = RelooperRenderAndDispose(relooper, block0, 0, module);
BinaryenFunctionRef sinker = BinaryenAddFunction(module, "nontrivial-loop-plus-phi-to-head", v, localTypes, 1, body);
}
{ // switch
RelooperRef relooper = RelooperCreate();
BinaryenExpressionRef temp = makeInt32(module, -99);
RelooperBlockRef block0 = RelooperAddBlockWithSwitch(relooper, makeCallCheck(module, 0), temp);
// TODO: this example is not very good, the blocks should end in a |return| as otherwise they
// fall through to each other. A relooper block should end in something that stops control
// flow, if it doesn't have branches going out
RelooperBlockRef block1 = RelooperAddBlock(relooper, makeCallCheck(module, 1));
RelooperBlockRef block2 = RelooperAddBlock(relooper, makeCallCheck(module, 2));
RelooperBlockRef block3 = RelooperAddBlock(relooper, makeCallCheck(module, 3));
BinaryenIndex to_block1[] = { 2, 5 };
RelooperAddBranchForSwitch(block0, block1, to_block1, 2, NULL);
BinaryenIndex to_block2[] = { 4 };
RelooperAddBranchForSwitch(block0, block2, to_block2, 1, makeDroppedInt32(module, 55));
RelooperAddBranchForSwitch(block0, block3, NULL, 0, NULL);
BinaryenExpressionRef body = RelooperRenderAndDispose(relooper, block0, 0, module);
BinaryenFunctionRef sinker = BinaryenAddFunction(module, "switch", v, localTypes, 1, body);
}
{ // duff's device
RelooperRef relooper = RelooperCreate();
RelooperBlockRef block0 = RelooperAddBlock(relooper, makeCallCheck(module, 0));
RelooperBlockRef block1 = RelooperAddBlock(relooper, makeCallCheck(module, 1));
RelooperBlockRef block2 = RelooperAddBlock(relooper, makeCallCheck(module, 2));
RelooperAddBranch(block0, block1, makeInt32(module, 10), NULL);
RelooperAddBranch(block0, block2, NULL, NULL);
RelooperAddBranch(block1, block2, NULL, NULL);
RelooperAddBranch(block2, block1, NULL, NULL);
BinaryenExpressionRef body = RelooperRenderAndDispose(relooper, block0, 3, module); // use $3 as the helper var
BinaryenType localTypes[] = { BinaryenInt32(), BinaryenInt32(), BinaryenInt64(), BinaryenInt32(), BinaryenFloat32(), BinaryenFloat64(), BinaryenInt32() };
BinaryenFunctionRef sinker = BinaryenAddFunction(module, "duffs-device", v, localTypes, sizeof(localTypes)/sizeof(BinaryenType), body);
}
BinaryenFunctionTypeRef i = BinaryenAddFunctionType(module, "i", BinaryenInt32(), NULL, 0);
{ // return in a block
RelooperRef relooper = RelooperCreate();
BinaryenExpressionRef listList[] = { makeCallCheck(module, 42), BinaryenReturn(module, makeInt32(module, 1337)) };
BinaryenExpressionRef list = BinaryenBlock(module, "the-list", listList, 2, -1);
RelooperBlockRef block = RelooperAddBlock(relooper, list);
BinaryenExpressionRef body = RelooperRenderAndDispose(relooper, block, 0, module);
BinaryenFunctionRef sinker = BinaryenAddFunction(module, "return", i, localTypes, 1, body);
}
printf("raw:\n");
BinaryenModulePrint(module);
assert(BinaryenModuleValidate(module));
BinaryenModuleOptimize(module);
assert(BinaryenModuleValidate(module));
printf("optimized:\n");
BinaryenModulePrint(module);
BinaryenModuleDispose(module);
}
void test_binaries() {
char buffer[1024];
size_t size;
{ // create a module and write it to binary
BinaryenModuleRef module = BinaryenModuleCreate();
BinaryenType params[2] = { BinaryenInt32(), BinaryenInt32() };
BinaryenFunctionTypeRef iii = BinaryenAddFunctionType(module, "iii", BinaryenInt32(), params, 2);
BinaryenExpressionRef x = BinaryenGetLocal(module, 0, BinaryenInt32()),
y = BinaryenGetLocal(module, 1, BinaryenInt32());
BinaryenExpressionRef add = BinaryenBinary(module, BinaryenAddInt32(), x, y);
BinaryenFunctionRef adder = BinaryenAddFunction(module, "adder", iii, NULL, 0, add);
size = BinaryenModuleWrite(module, buffer, 1024); // write out the module
BinaryenModuleDispose(module);
}
assert(size > 0);
assert(size < 512); // this is a tiny module
// read the module from the binary
BinaryenModuleRef module = BinaryenModuleRead(buffer, size);
// validate, print, and free
assert(BinaryenModuleValidate(module));
printf("module loaded from binary form:\n");
BinaryenModulePrint(module);
BinaryenModuleDispose(module);
}
void test_interpret() {
// create a simple module with a start method that prints a number, and interpret it, printing that number.
BinaryenModuleRef module = BinaryenModuleCreate();
BinaryenType iparams[2] = { BinaryenInt32() };
BinaryenFunctionTypeRef vi = BinaryenAddFunctionType(module, "vi", BinaryenNone(), iparams, 1);
BinaryenAddImport(module, "print-i32", "spectest", "print", vi);
BinaryenFunctionTypeRef v = BinaryenAddFunctionType(module, "v", BinaryenNone(), NULL, 0);
BinaryenExpressionRef callOperands[] = { makeInt32(module, 1234) };
BinaryenExpressionRef call = BinaryenCallImport(module, "print-i32", callOperands, 1, BinaryenNone());
BinaryenFunctionRef starter = BinaryenAddFunction(module, "starter", v, NULL, 0, call);
BinaryenSetStart(module, starter);
BinaryenModulePrint(module);
assert(BinaryenModuleValidate(module));
BinaryenModuleInterpret(module);
BinaryenModuleDispose(module);
}
void test_nonvalid() {
// create a module that fails to validate
{
BinaryenModuleRef module = BinaryenModuleCreate();
BinaryenFunctionTypeRef v = BinaryenAddFunctionType(module, "v", BinaryenNone(), NULL, 0);
BinaryenType localTypes[] = { BinaryenInt32() };
BinaryenFunctionRef func = BinaryenAddFunction(module, "func", v, localTypes, 1,
BinaryenSetLocal(module, 0, makeInt64(module, 1234)) // wrong type!
);
BinaryenModulePrint(module);
printf("validation: %d\n", BinaryenModuleValidate(module));
BinaryenModuleDispose(module);
}
// validation failure due to duplicate nodes
{
BinaryenModuleRef module = BinaryenModuleCreate();
BinaryenFunctionTypeRef v = BinaryenAddFunctionType(module, "i", BinaryenInt32(), NULL, 0);
BinaryenType localTypes[] = { };
BinaryenExpressionRef num = makeInt32(module, 1234);
BinaryenFunctionRef func = BinaryenAddFunction(module, "func", v, NULL, 0,
BinaryenBinary(module, BinaryenInt32(), num, num) // incorrectly use num twice
);
BinaryenModulePrint(module);
printf("validation: %d\n", BinaryenModuleValidate(module));
BinaryenModuleDispose(module);
}
}
void test_tracing() {
BinaryenSetAPITracing(1);
test_core();
test_relooper();
BinaryenSetAPITracing(0);
}
int main() {
test_types();
test_core();
test_unreachable();
test_relooper();
test_binaries();
test_interpret();
test_nonvalid();
test_tracing();
return 0;
}