diff options
| author | Nate Begeman <natebegeman@mac.com> | 2008-04-09 16:24:11 +0000 |
|---|---|---|
| committer | Nate Begeman <natebegeman@mac.com> | 2008-04-09 16:24:11 +0000 |
| commit | a6063118c6473870996118009a8e854fea8ea195 (patch) | |
| tree | 8b6557e53a660f9f23403165f0ec51806c0241bd /llvm/utils/TableGen/AsmWriterEmitter.cpp | |
| parent | a7dfbc03661fc303891370de95e160ab66769eb0 (diff) | |
| download | bcm5719-llvm-a6063118c6473870996118009a8e854fea8ea195.tar.gz bcm5719-llvm-a6063118c6473870996118009a8e854fea8ea195.zip | |
Fix a bug where an incorrect bit mask would be generated if a target's last asm
string began at a power of 2 in the string index. For example, if "ret" started
at position 16, the ret instruction would be assigned code 16, but the mask would be AsmChars[] + Code & 15, not Code & 31.
llvm-svn: 49433
Diffstat (limited to 'llvm/utils/TableGen/AsmWriterEmitter.cpp')
| -rw-r--r-- | llvm/utils/TableGen/AsmWriterEmitter.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/llvm/utils/TableGen/AsmWriterEmitter.cpp b/llvm/utils/TableGen/AsmWriterEmitter.cpp index 4ba22758a60..8fbb2cfbb61 100644 --- a/llvm/utils/TableGen/AsmWriterEmitter.cpp +++ b/llvm/utils/TableGen/AsmWriterEmitter.cpp @@ -536,7 +536,7 @@ void AsmWriterEmitter::run(std::ostream &O) { } // Figure out how many bits we used for the string index. - unsigned AsmStrBits = Log2_32_Ceil(MaxStringIdx); + unsigned AsmStrBits = Log2_32_Ceil(MaxStringIdx+1); // To reduce code size, we compactify common instructions into a few bits // in the opcode-indexed table. |
