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Stack fixes.

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This commit is contained in:
Ben Vanik
2014-02-02 12:28:40 -08:00
parent e5e490ca9b
commit 544d453691
7 changed files with 61 additions and 34 deletions
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7
src/alloy/backend/x64/x64_code_cache.cc
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@@ -267,10 +267,7 @@ void X64CodeChunk::AddTableEntry(uint8_t* code, size_t code_size,
unwind_code.OpInfo = stack_size / 8 - 1;
} else {
// TODO(benvanik): take as parameters?
uint8_t prolog_size = 17;
// This doesn't work, for some reason.
XEASSERTALWAYS();
uint8_t prolog_size = 7;
// http://msdn.microsoft.com/en-us/library/ddssxxy8.aspx
UNWIND_INFO* unwind_info = (UNWIND_INFO*)(buffer + unwind_info_offset);
@@ -284,7 +281,7 @@ void X64CodeChunk::AddTableEntry(uint8_t* code, size_t code_size,
// http://msdn.microsoft.com/en-us/library/ck9asaa9.aspx
size_t co = 0;
auto& unwind_code = unwind_info->UnwindCode[co++];
unwind_code.CodeOffset = 17; // end of instruction + 1 == offset of next instruction
unwind_code.CodeOffset = 7; // end of instruction + 1 == offset of next instruction
unwind_code.UnwindOp = UWOP_ALLOC_LARGE;
unwind_code.OpInfo = 0;
unwind_code = unwind_info->UnwindCode[co++];