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Commit Graph

26 Commits

Author SHA1 Message Date
Eric Christopher
db29a2f01c Remove the use of the subtarget in MCCodeEmitter creation and
update all ports accordingly. Required a couple of small rewrites
in handling subtarget features during creation in PPC.

llvm-svn: 231861
2015-03-10 22:03:14 +00:00
Aaron Ballman
0b45511a2e Removing LLVM_DELETED_FUNCTION, as MSVC 2012 was the last reason for requiring the macro. NFC; LLVM edition.
llvm-svn: 229340
2015-02-15 22:54:22 +00:00
Matt Arsenault
cb137a81e9 R600/SI: Remove handling of fpimm
llvm-svn: 229136
2015-02-13 19:05:07 +00:00
Matt Arsenault
f9bea70488 R600/SI: Allow f64 inline immediates in i64 operands
This requires considering the size of the operand when
checking immediate legality.

llvm-svn: 229135
2015-02-13 19:05:03 +00:00
Chandler Carruth
0b619fcc8e [cleanup] Re-sort all the #include lines in LLVM using
utils/sort_includes.py.

I clearly haven't done this in a while, so more changed than usual. This
even uncovered a missing include from the InstrProf library that I've
added. No functionality changed here, just mechanical cleanup of the
include order.

llvm-svn: 225974
2015-01-14 11:23:27 +00:00
Tom Stellard
d556c00330 R600/SI: Use RegisterOperands to specify which operands can accept immediates
There are some operands which can take either immediates or registers
and we were previously using different register class to distinguish
between operands that could take immediates and those that could not.

This patch switches to using RegisterOperands which should simplify the
backend by reducing the number of register classes and also make it
easier to implement the assembler.

llvm-svn: 225662
2015-01-12 19:33:18 +00:00
Tom Stellard
d0128b6cee R600/SI: Make sure non-inline constants aren't folded into mubuf soffset operand
mubuf instructions now define the soffset field using the SCSrc_32
register class which indicates that only SGPRs and inline constants
are allowed.

llvm-svn: 224622
2014-12-19 22:15:30 +00:00
Tom Stellard
0dd5a64514 R600/SI: Clean up checks for legality of immediate operands
There are new register classes VCSrc_* which represent operands that
can take an SGPR, VGPR or inline constant.  The VSrc_* class is now used
to represent operands that can take an SGPR, VGPR, or a 32-bit
immediate.

This allows us to have more accurate checks for legality of
immediates, since before we had no way to distinguish between operands
that supported any 32-bit immediate and operands which could only
support inline constants.

llvm-svn: 218334
2014-09-23 21:26:25 +00:00
Tom Stellard
827479f1ca R600/SI: Do abs/neg folding with ComplexPatterns
Abs/neg folding has moved out of foldOperands and into the instruction
selection phase using complex patterns.  As a consequence of this
change, we now prefer to select the 64-bit encoding for most
instructions and the modifier operands have been dropped from
integer VOP3 instructions.

llvm-svn: 214467
2014-08-01 00:32:39 +00:00
Tom Stellard
5bfbb25d6b R600/SI: Store constant initializer data in constant memory
This implements a solution for constant initializers suggested
by Vadim Girlin, where we store the data after the shader code
and then use the S_GETPC instruction to compute its address.

This saves use the trouble of creating a new buffer for constant data
and then having to pass the pointer to the kernel via user SGPRs or the
input buffer.

llvm-svn: 213530
2014-07-21 14:01:14 +00:00
Tom Stellard
7efced1747 R600/SI: Use a custom encoding method for simm16 in SOPP branch instructions
This allows us to explicitly define the type of fixup that is needed,
so we can distinguish this from future fixup types.

llvm-svn: 213527
2014-07-21 14:01:08 +00:00
Craig Topper
9900b9f93b [C++11] Add 'override' keywords and remove 'virtual'. Additionally add 'final' and leave 'virtual' on some methods that are marked virtual without overriding anything and have no obvious overrides themselves. R600 edition
llvm-svn: 207503
2014-04-29 07:57:24 +00:00
David Woodhouse
6c8fefd999 Delete MCSubtargetInfo data members from target MCCodeEmitter classes
The subtarget info is explicitly passed to the EncodeInstruction
method and we should use that subtarget info to influence any
encoding decisions.

llvm-svn: 200350
2014-01-28 23:13:25 +00:00
David Woodhouse
a79a37b435 Propagate MCSubtargetInfo through TableGen's getBinaryCodeForInstr()
llvm-svn: 200349
2014-01-28 23:13:18 +00:00
David Woodhouse
4a4c611e36 Explictly pass MCSubtargetInfo to MCCodeEmitter::EncodeInstruction()
llvm-svn: 200348
2014-01-28 23:13:07 +00:00
Alp Toker
1c4b33e8e5 Fix known typos
Sweep the codebase for common typos. Includes some changes to visible function
names that were misspelt.

llvm-svn: 200018
2014-01-24 17:20:08 +00:00
NAKAMURA Takumi
f508219ce8 R600/SIMCCodeEmitter.cpp: Prune a couple of unused members, STI and Ctx. [-Wunused-private-field]
llvm-svn: 178065
2013-03-26 19:42:48 +00:00
Christian Konig
d6999b3354 R600/SI: remove GPR*AlignEncode
It's much easier to specify the encoding with tablegen directly.

Signed-off-by: Christian König <christian.koenig@amd.com>
llvm-svn: 176344
2013-03-01 09:46:17 +00:00
Christian Konig
f466ed5453 R600/SI: fix stupid typo
This is a candidate for the mesa-stable branch.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Tom Stellard <thomas.stellard@amd.com>
llvm-svn: 176097
2013-02-26 17:51:57 +00:00
David Blaikie
a1251c8987 Use LLVM_DELETED_FUNCTION rather than '// do not implement' comments.
Also removes some redundant DNI comments on function declarations already
using the macro.

llvm-svn: 175466
2013-02-18 23:11:17 +00:00
Christian Konig
8d0ce273c8 R600/SI: cleanup literal handling v3
Seems to be allot simpler, and also paves the
way for further improvements.

v2: rebased on master, use 0 in BUFFER_LOAD_FORMAT_XYZW,
    use VGPR0 in dummy EXP, avoid compiler warning, break
    after encoding the first literal.
v3: correctly use V_ADD_F32_e64

This is a candidate for the stable branch.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Tom Stellard <thomas.stellard@amd.com>
llvm-svn: 175354
2013-02-16 11:28:22 +00:00
Tom Stellard
075c61683a R600/SI: cleanup VGPR encoding
Remove all the unused code.

Patch by: Christian König

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Tom Stellard <thomas.stellard@amd.com>
llvm-svn: 174656
2013-02-07 19:39:45 +00:00
Tom Stellard
39fe9a91bc R600/SI: simplify and fix SMRD encoding
The _SGPR variants where wrong.

Patch by: Christian König

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Tom Stellard <thomas.stellard@amd.com>
llvm-svn: 174653
2013-02-07 19:39:40 +00:00
Chandler Carruth
5f5c383ef1 Resort the #include lines in include/... and lib/... with the
utils/sort_includes.py script.

Most of these are updating the new R600 target and fixing up a few
regressions that have creeped in since the last time I sorted the
includes.

llvm-svn: 171362
2013-01-02 10:22:59 +00:00
Tom Stellard
861d1ea443 R600: BB operand support for SI
Patch by: Christian König

Reviewed-by: Tom Stellard <thomas.stellard@amd.com>
Tested-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Christian König <deathsimple@vodafone.de>
llvm-svn: 170342
2012-12-17 15:14:54 +00:00
Tom Stellard
6f17e7033b Add R600 backend
A new backend supporting AMD GPUs: Radeon HD2XXX - HD7XXX

llvm-svn: 169915
2012-12-11 21:25:42 +00:00