Johnny Chen bb6e9d8cf7 Fixed a crasher in arm disassembler within ARMInstPrinter.cpp after calling ... ARM_AM::getSoImmVal(V) with a legitimate so_imm value: #245 rotate right by 2. Introduce ARM_AM::getSOImmValOneOrNoRotate(unsigned Arg) which is called from ARMInstPrinter.cpp's printSOImm() function, replacing ARM_AM::getSOImmVal(V). [12:44:43] johnny:/Volumes/data/llvm/git/trunk (local-trunk) $ gdb Debug/bin/llvm-mc GNU gdb 6.3.50-20050815 (Apple version gdb-1346) (Fri Sep 18 20:40:51 UTC 2009) Copyright 2004 Free Software Foundation, Inc. GDB is free software, covered by the GNU General Public License, and you are welcome to change it and/or distribute copies of it under certain conditions. Type "show copying" to see the conditions. There is absolutely no warranty for GDB. Type "show warranty" for details. This GDB was configured as "x86_64-apple-darwin"...Reading symbols for shared libraries ... done (gdb) set args -triple=arm-apple-darwin9 -debug-only=arm-disassembler --disassemble (gdb) r Starting program: /Volumes/data/llvm/git/trunk/Debug/bin/llvm-mc -triple=arm-apple-darwin9 -debug-only=arm-disassembler --disassemble Reading symbols for shared libraries ++. done 0xf5 0x71 0xf0 0x53 Opcode=201 Name=MVNi Format=ARM_FORMAT_DPFRM(4) 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 ------------------------------------------------------------------------------------------------- | 0: 1: 0: 1| 0: 0: 1: 1| 1: 1: 1: 1| 0: 0: 0: 0| 0: 1: 1: 1| 0: 0: 0: 1| 1: 1: 1: 1| 0: 1: 0: 1| ------------------------------------------------------------------------------------------------- mvnpls r7, Assertion failed: (V != -1 && "Not a valid so_imm value!"), function printSOImm, file ARMInstPrinter.cpp, line 229. Program received signal SIGABRT, Aborted. 0x00007fff88c65886 in __kill () (gdb) bt #0 0x00007fff88c65886 in __kill () #1 0x00007fff88d05eae in abort () #2 0x00007fff88cf2ef0 in __assert_rtn () #3 0x000000010020e422 in printSOImm (O=@0x1010bdf80, V=-1, VerboseAsm=false, MAI=0x1020106d0) at ARMInstPrinter.cpp:229 #4 0x000000010020e5fe in llvm::ARMInstPrinter::printSOImmOperand (this=0x1020107e0, MI=0x7fff5fbfee70, OpNum=1, O=@0x1010bdf80) at ARMInstPrinter.cpp:254 #5 0x00000001001ffbc0 in llvm::ARMInstPrinter::printInstruction (this=0x1020107e0, MI=0x7fff5fbfee70, O=@0x1010bdf80) at ARMGenAsmWriter.inc:3236 #6 0x000000010020c27c in llvm::ARMInstPrinter::printInst (this=0x1020107e0, MI=0x7fff5fbfee70, O=@0x1010bdf80) at ARMInstPrinter.cpp:182 #7 0x000000010003cbff in PrintInsts (DisAsm=@0x10200f4e0, Printer=@0x1020107e0, Bytes=@0x7fff5fbff060, SM=@0x7fff5fbff078) at Disassembler.cpp:65 #8 0x000000010003c8b4 in llvm::Disassembler::disassemble (T=@0x1010c13c0, Triple=@0x1010b6798, Buffer=@0x102010690) at Disassembler.cpp:153 #9 0x000000010004095c in DisassembleInput (ProgName=0x7fff5fbff3f0 "/Volumes/data/llvm/git/trunk/Debug/bin/llvm-mc") at llvm-mc.cpp:347 #10 0x000000010003eefb in main (argc=4, argv=0x7fff5fbff298) at llvm-mc.cpp:374 (gdb) q The program is running. Exit anyway? (y or n) y [13:36:26] johnny:/Volumes/data/llvm/git/trunk (local-trunk) $ git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101053 91177308-0d34-0410-b5e6-96231b3b80d8		2010-04-12 18:46:53 +00:00
..
Analysis	Generalize ScalarEvolution's PHI analysis to handle loops that don't	2010-04-12 07:49:36 +00:00
Archive	fix a broken archive that was breaking dejagnu only (not lit)	2010-02-04 07:11:08 +00:00
Assembler	add newlines at the end of files.	2010-04-07 22:53:17 +00:00
Bindings/Ocaml	Add a LLVMWriteBitcodeToFD that exposes the raw_fd_ostream options.	2010-03-06 00:30:06 +00:00
Bitcode	add newlines at the end of files.	2010-04-07 22:53:17 +00:00
BugPoint
CodeGen	Enable post regalloc machine licm by default.	2010-04-12 06:25:28 +00:00
DebugInfo	add newlines at the end of files.	2010-04-07 22:53:17 +00:00
ExecutionEngine	Floating-point add, sub, and mul are now spelled fadd, fsub, and fmul,	2010-03-02 01:11:08 +00:00
Feature	add support for zero initialized unions, patch by Tim Northover!	2010-03-29 17:36:02 +00:00
FrontendAda
FrontendC	Print empty structs as {} rather than { }.	2010-04-08 18:03:05 +00:00
FrontendC++	Reverting 100530 & 100531 due to regressions in the GDB test suite.	2010-04-06 21:38:29 +00:00
FrontendFortran
FrontendObjC	Make sure this runs in 64-bit only, 32-bit won't produce the correct stores.	2010-03-25 01:46:07 +00:00
FrontendObjC++
Integer
lib	Eliminate llvmgcc_version testing variable.	2010-02-23 07:56:28 +00:00
Linker
LLVMC	XFAIL tests from LLVMC on valgrind or valgrind+leak-checking. We	2010-03-21 08:12:46 +00:00
MC	Fixed a crasher in arm disassembler within ARMInstPrinter.cpp after calling	2010-04-12 18:46:53 +00:00
Other	Add several more lint checks.	2010-04-09 01:39:53 +00:00
Scripts	Revert r98892. BSD systems may not have bash installed at all.	2010-03-19 00:32:11 +00:00
TableGen	XFAIL a new tblgen test for memory leak checking.	2010-03-27 04:59:47 +00:00
Transforms	Verify function prototypes before trying to optimize functions. We also	2010-04-12 04:48:00 +00:00
Unit	Try r96559 for the third time. This time the shared library is only built if	2010-02-25 06:34:33 +00:00
Verifier	Reapply address space patch after fixing an issue in MemCopyOptimizer.	2010-04-04 03:10:48 +00:00
CMakeLists.txt	Fix make check with cmake/lit	2010-03-10 18:41:59 +00:00
lit.cfg	Add support for XFAILing valgrind runs with memory leak checking independently	2010-03-20 23:08:45 +00:00
lit.site.cfg.in
Makefile	Try r96559 for the third time. This time the shared library is only built if	2010-02-25 06:34:33 +00:00
Makefile.tests	Switch .bc/.ll Makefile rules to use LLVM{CC,CXX} instead of LLVMG{CC,XX}	2010-02-23 10:28:06 +00:00
site.exp.in	Eliminate llvmgcc_version testing variable.	2010-02-23 07:56:28 +00:00
TestRunner.sh