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Fixing tail calls in the jit.

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This commit is contained in:
Ben Vanik
2014-02-06 21:53:31 -08:00
parent 0d88e83daa
commit 5309356908
6 changed files with 47 additions and 6 deletions
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4
src/alloy/backend/x64/x64_emitter.cc
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@@ -158,6 +158,10 @@ int X64Emitter::Emit(HIRBuilder* builder, size_t& out_stack_size) {
if (emit_prolog) {
sub(rsp, (uint32_t)stack_size);
mov(qword[rsp + StackLayout::GUEST_RCX_HOME], rcx);
mov(qword[rsp + StackLayout::GUEST_RET_ADDR], rdx);
mov(qword[rsp + StackLayout::GUEST_CALL_RET_ADDR], 0);
// ReloadRDX:
mov(rdx, qword[rcx + 8]); // membase
}
auto lowering_table = backend_->lowering_table();