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more JIT bugfixes

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This commit is contained in:
Joel Dice 2007-12-23 13:06:24 -07:00
parent 271797bead
commit 8cd18d6193
3 changed files with 30 additions and 18 deletions
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2
makefile
View File

@ -28,7 +28,7 @@ src = src
classpath = classpath
test = test
input = $(test-build)/List.class
input = $(test-build)/Misc.class
build-cxx = g++
build-cc = gcc

12
src/compile.cpp
View File

@ -3081,10 +3081,10 @@ finish(MyThread* t, Compiler* c, object method, Vector* objectPool,
if (false and
strcmp(reinterpret_cast<const char*>
(&byteArrayBody(t, className(t, methodClass(t, method)), 0)),
"Floats") == 0 and
"java/lang/Math") == 0 and
strcmp(reinterpret_cast<const char*>
(&byteArrayBody(t, methodName(t, method), 0)),
"multiply") == 0)
"max") == 0)
{
asm("int3");
}
@ -3562,9 +3562,13 @@ class ArgumentList {
}
void addLong(uint64_t v) {
memcpy(array + position, &v, 8);
objectMask[position] = false;
if (BytesPerWord == 8) {
memcpy(array + position + 1, &v, 8);
} else {
memcpy(array + position, &v, 8);
}
objectMask[position] = false;
objectMask[position + 1] = false;
position += 2;
}

34
src/compiler.cpp
View File

@ -1221,8 +1221,7 @@ RegisterOperand::apply(Context* c, Operation operation)
break;
case push:
if (selection == DefaultSelection or selection == Select4
or (BytesPerWord == 8 and selection == Select8From4))
if (selection == DefaultSelection or selection == Select4)
{
c->code.append(0x50 | value(c));
} else {
@ -1233,16 +1232,23 @@ RegisterOperand::apply(Context* c, Operation operation)
break;
case Select8From4: {
RegisterOperand* ax = temporary(c, rax);
RegisterOperand* dx = temporary(c, rdx);
ax->accept(c, mov, register_(c, value(c)));
c->code.append(0x99); // cdq
dx->apply(c, push);
ax->apply(c, push);
ax->release(c);
dx->release(c);
if (BytesPerWord == 8) {
RegisterOperand* fullSize = register_
(c, reference, DefaultSelection);
fullSize->accept(c, mov, this);
fullSize->apply(c, operation);
} else {
RegisterOperand* ax = temporary(c, rax);
RegisterOperand* dx = temporary(c, rdx);
ax->accept(c, mov, register_(c, value(c)));
c->code.append(0x99); // cdq
dx->apply(c, push);
ax->apply(c, push);
ax->release(c);
dx->release(c);
}
} break;
default: abort(c);
@ -1325,7 +1331,9 @@ RegisterOperand::accept(Context* c, Operation operation,
break;
case Select4:
c->code.append(0x89);
case Select8From4:
rex(c);
c->code.append(0x63);
c->code.append(0xc0 | (operand->value(c) << 3) | value(c));
break;