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| author | H.J. Lu <hjl.tools@gmail.com> | 2006-12-29 21:48:48 +0000 |
|---|---|---|
| committer | H.J. Lu <hjl.tools@gmail.com> | 2006-12-29 21:48:48 +0000 |
| commit | c81128dcdf7fa4674084255dc258a0033fd18797 (patch) | |
| tree | c91c679ce00d7bad74d26d1f6d46911fc1b10fce /gas/config | |
| parent | 2d45707707d2f6b57a3d6a11100c17b23c0a7a08 (diff) | |
| download | gdb-c81128dcdf7fa4674084255dc258a0033fd18797.zip gdb-c81128dcdf7fa4674084255dc258a0033fd18797.tar.gz gdb-c81128dcdf7fa4674084255dc258a0033fd18797.tar.bz2 | |
gas/
2006-12-29 H.J. Lu <hongjiu.lu@intel.com>
* config/tc-i386.c (build_modrm_byte): Handle shift count
register with 3 operands.
gas/testsuite/
2006-12-29 H.J. Lu <hongjiu.lu@intel.com>
* gas/i386/intel.s: Add tests for "shrd %cl,%edx,%eax" and
"shld %cl,%edx,%eax".
* gas/i386/opcode.s: Likewise.
* gas/i386/intel.d: Updated.
* gas/i386/opcode-intel.d: Likewise.
* gas/i386/opcode-suffix.d: Likewise.
* gas/i386/opcode.d: Likewise.
Diffstat (limited to 'gas/config')
| -rw-r--r-- | gas/config/tc-i386.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/gas/config/tc-i386.c b/gas/config/tc-i386.c index 079e9d8..daa0ddb 100644 --- a/gas/config/tc-i386.c +++ b/gas/config/tc-i386.c @@ -3436,10 +3436,13 @@ build_modrm_byte () source = 0; break; case 3: - /* When there are 3 operands, one of them must be immediate, - which may be the first or the last operand. */ - assert (i.imm_operands == 1); - source = (i.types[0] & Imm) ? 1 : 0; + /* When there are 3 operands, one of them may be immediate, + which may be the first or the last operand. Otherwise, + the first operand must be shift count register (cl). */ + assert (i.imm_operands == 1 + || (i.imm_operands == 0 + && (i.types[0] & ShiftCount))); + source = (i.types[0] & (Imm | ShiftCount)) ? 1 : 0; break; case 4: /* When there are 4 operands, the first two must be immediate |