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Fixing stack size.

This commit is contained in:
Ben Vanik 2014-01-26 03:54:50 -08:00
parent 20c8eb1561
commit 51ae8299d9
3 changed files with 4 additions and 3 deletions
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1
src/alloy/backend/x64/lowering/lowering_sequences.cc
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@ -60,6 +60,7 @@ void IndirectCallThunk(void* raw_context, uint8_t* membase,
uint64_t target_address) {
// TODO(benvanik): generate this thunk at runtime? or a shim?
auto thread_state = *((ThreadState**)raw_context);
XEASSERTALWAYS();
}
void IssueCallIndirect(X64Emitter& e, Value* target, uint32_t flags) {
Reg64 r;

4
src/alloy/backend/x64/x64_code_cache.cc
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@ -216,7 +216,7 @@ void X64CodeChunk::AddTableEntry(uint8_t* code, size_t code_size) {
// TODO(benvanik): take as parameters?
bool has_prolog = false;
uint8_t prolog_size = 4;
uint8_t stack_bytes = 16;
uint8_t stack_bytes = 64;
// http://msdn.microsoft.com/en-us/library/ddssxxy8.aspx
UNWIND_INFO* unwind_info = (UNWIND_INFO*)(buffer + unwind_info_offset);
@ -231,7 +231,7 @@ void X64CodeChunk::AddTableEntry(uint8_t* code, size_t code_size) {
auto& code_0 = unwind_info->UnwindCode[0];
code_0.CodeOffset = 4; // end of instruction + 1 == offset of next instruction
code_0.UnwindOp = UWOP_ALLOC_SMALL;
code_0.OpInfo = stack_bytes;
code_0.OpInfo = stack_bytes / 8 - 1;
XEASSERT(stack_bytes < 128);
// Add entry.

2
src/alloy/backend/x64/x64_emitter.cc
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@ -120,7 +120,7 @@ int X64Emitter::Emit(HIRBuilder* builder) {
// X64CodeCache, which dynamically generates exception information.
// Adding or changing anything here must be matched!
const bool emit_prolog = false;
const size_t stack_size = 16;
const size_t stack_size = 64;
if (emit_prolog) {
sub(rsp, stack_size);
// TODO(benvanik): save registers.