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| author | Chris Lattner <sabre@nondot.org> | 2002-12-03 20:01:04 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2002-12-03 20:01:04 +0000 |
| commit | 7b1d49b61d212d3428f7505d550ef767f19543f8 (patch) | |
| tree | 04f1e671bff7fad03c633981b559616172045be1 /utils | |
| parent | 9ec736860a258708c61a533f2095b7c3fd051389 (diff) | |
| download | external_llvm-7b1d49b61d212d3428f7505d550ef767f19543f8.zip external_llvm-7b1d49b61d212d3428f7505d550ef767f19543f8.tar.gz external_llvm-7b1d49b61d212d3428f7505d550ef767f19543f8.tar.bz2 | |
Add code that can be used for debugging
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4888 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'utils')
| -rw-r--r-- | utils/TableGen/TableGen.cpp | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/utils/TableGen/TableGen.cpp b/utils/TableGen/TableGen.cpp index 6f330ea..35df907 100644 --- a/utils/TableGen/TableGen.cpp +++ b/utils/TableGen/TableGen.cpp @@ -201,6 +201,14 @@ static Record *ParseMachineCode(std::vector<Record*>::iterator InstsB, abort(); } +#if 0 + std::cerr << "FVB: " << FirstVaryingBit << " - " << LastFixedBit + << ": [" << RangeEnd-RangeBegin << "] - "; + for (int i = LastFixedBit-1; i >= (int)FirstVaryingBit; --i) + std::cerr << (int)((BitInit*)getBit(*RangeBegin, i))->getValue() << " "; + std::cerr << "\n"; +#endif + if (Record *R = ParseMachineCode(RangeBegin, RangeEnd, M)) { if (Match) { std::cerr << "Error: Multiple matches found:\n"; @@ -281,7 +289,8 @@ static void PrintInstruction(Record *I, unsigned char *Ptr) { } static void ParseMachineCode() { - unsigned char Buffer[] = { 0x55, // push EBP + unsigned char Buffer[] = { + 0x55, // push EBP 0x89, 0xE5, // mov EBP, ESP //0x83, 0xEC, 0x08, // sub ESP, 0x8 0xE8, 1, 2, 3, 4, // call +0x04030201 @@ -291,10 +300,10 @@ static void ParseMachineCode() { 0x90, // nop 0xC9, // leave 0x89, 0xF6, // mov ESI, ESI - 0xB8, 1, 2, 3, 4, // mov EAX, 0x04030201 0x68, 1, 2, 3, 4, // push 0x04030201 0x5e, // pop ESI 0xFF, 0xD0, // call EAX + 0xB8, 1, 2, 3, 4, // mov EAX, 0x04030201 0x85, 0xC0, // test EAX, EAX 0xF4, // hlt }; |