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| author | Maciej W. Rozycki <macro@imgtec.com> | 2017-06-30 07:21:56 +0100 |
|---|---|---|
| committer | Maciej W. Rozycki <macro@imgtec.com> | 2017-06-30 07:21:56 +0100 |
| commit | 909b4e3d5fb8579b3721651c9e64a11e7ec27e5f (patch) | |
| tree | d92e54585582d8bfacd97d0602cedef8c2f59ba1 /binutils/NEWS | |
| parent | f5b2fd523f8f180e11f77b84a107279c562672cd (diff) | |
| download | gdb-909b4e3d5fb8579b3721651c9e64a11e7ec27e5f.zip gdb-909b4e3d5fb8579b3721651c9e64a11e7ec27e5f.tar.gz gdb-909b4e3d5fb8579b3721651c9e64a11e7ec27e5f.tar.bz2 | |
MIPS: Add microMIPS XPA support
Add support for the base and Virtualization ASE microMIPS instructions
as per the architecture specifications[1][2][3][4].
Most of this change by Andrew Bennett.
[1] "MIPS Architecture for Programmers Volume II-B: The microMIPS32
Instruction Set", MIPS Technologies, Inc., Document Number: MD00582,
Revision 5.04, January 15, 2014, Section 5.5 "Recoded 32-Bit
Instructions", p. 340
[2] "microMIPS32 Architecture for Programmers Volume IV-i:
Virtualization Module of the microMIPS32 Architecture", MIPS
Technologies, Inc., Document Number: MD00848, Revision 1.06,
December 10, 2013, Section 6.1 "Overview", pp. 133, 136
[3] "MIPS Architecture for Programmers Volume II-B: The microMIPS64
Instruction Set", MIPS Technologies, Inc., Document Number: MD00594,
Revision 5.04, January 15, 2014, Section 5.5 "Recoded 32-Bit
Instructions", pp. 415, 444
[4] "microMIPS64 Architecture for Programmers Volume IV-i:
Virtualization Module of the microMIPS64 Architecture", MIPS
Technologies, Inc., Document Number: MD00849, Revision 1.06,
December 10, 2013, Section 6.1 "Overview", pp. 134-135, 139-140
binutils/
* NEWS: Mention microMIPS XPA support.
opcodes/
* micromips-opc.c (XPA, XPAVZ): New macros.
(micromips_opcodes): Add "mfhc0", "mfhgc0", "mthc0" and
"mthgc0".
gas/
* config/tc-mips.c (mips_ases): Add microMIPS XPA support.
* testsuite/gas/mips/micromips@xpa.d: New test.
* testsuite/gas/mips/mips.exp: Run the new test. Enable
`xpa-virt-err' test for `micromips'.
Diffstat (limited to 'binutils/NEWS')
| -rw-r--r-- | binutils/NEWS | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/binutils/NEWS b/binutils/NEWS index f8f33c7..3019320 100644 --- a/binutils/NEWS +++ b/binutils/NEWS @@ -1,5 +1,8 @@ -*- text -*- +* The MIPS port now supports microMIPS eXtended Physical Addressing (XPA) + instructions for assembly and disassembly. + * The MIPS port now supports the microMIPS Release 5 ISA for assembly and disassembly. |