Commit Graph

102224 Commits

Author SHA1 Message Date
NAKAMURA Takumi
f2eed86ea5 Fix abuse of StringRef on ARM64SysReg::MRSMapper::toString(Val, Valid).
FIXME: Could we use SmallString here?

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205950 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-10 03:05:59 +00:00
Saleem Abdulrasool
6c66c4d2eb ARM64: add an explicit cast to silence a silly warning
GCC 4.8 complains with:
  warning: enumeral and non-enumeral type in conditional expression

Although this is silly and harmless in this case, add an explicit cast to
silence the warning.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205949 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-10 02:48:10 +00:00
Juergen Ributzka
d631cc4563 [ARM64] Fix immediate cost calculation for types larger than i64.
The immediate cost calculation code was hitting an assertion in the included
test case, because APInt was still internally 128-bits. Truncating it to 64-bits
fixed the issue.

Fixes <rdar://problem/16572521>.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205947 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-10 01:36:59 +00:00
Reid Kleckner
6a6b4d5dfa Revert "For the ARM integrated assembler add checking of the alignments on vld/vst instructions. And report errors for alignments that are not supported."
It doesn't build with MSVC 2012, because MSVC doesn't allow union
members that have non-trivial default constructors.  This change added
'SMLoc AlignmentLoc' to MemoryOp, which made MemoryOp's default ctor
non-trivial.

This reverts commit r205930.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205944 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-10 00:52:14 +00:00
Jim Grosbach
31689680ec Fix to support properly cleaning up failed address sinking against constants
As it turns out the source of the sunkaddr can be a constant, in which case
there is not an instruction to delete, causing the cleanup code introduced in
r204833 to crash. This patch adds a dynamic check to ensure the deleted value is
in fact an instruction and not a constant.

Patch by Louis Gerbarg <lgg@apple.com>

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205941 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-10 00:27:45 +00:00
Jim Grosbach
6472a514dc X86: Tighten up test.
llc CPU autodection bites again. Speculative fix for bot failures.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205940 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-10 00:27:43 +00:00
Jim Grosbach
afb4ef3549 Add support for load folding of avx1 logical instructions
AVX supports logical operations using an operand from memory. Unfortunately
because integer operations were not added until AVX2 the AVX1 logical
operation's types were preventing the isel from folding the loads. In a limited
number of cases the peephole optimizer would fold the loads, but most were
missed. This patch adds explicit patterns with appropriate casts in order for
these loads to be folded.

The included test cases run on reduced examples and disable the peephole
optimizer to ensure the folds are being pattern matched.

Patch by Louis Gerbarg <lgg@apple.com>

rdar://16355124

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205938 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 23:39:25 +00:00
Jim Grosbach
e9915738be SelectionDAG: Don't constant fold target-specific nodes.
FoldConstantArithmetic() only knows how to deal with a few target independent
ISD opcodes. Bail early if it sees a target-specific ISD node. These node do
funny things with operand types which may break the assumptions of the code
that follows, and there's no actual folding that can be done anyway. For example,
non-constant 256 bit vector shifts on X86 have a shift-amount operand that's a
128-bit v4i32 vector regardless of what the first operand type is and that breaks
the assumption that the operand types must match.

rdar://16530923

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205937 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 23:28:11 +00:00
Kevin Enderby
34d14bb534 For the ARM integrated assembler add checking of the
alignments on vld/vst instructions.  And report errors for
alignments that are not supported.

While this is a large diff and an big test case, the changes
are very straight forward.  But pretty much had to touch
all vld/vst instructions changing the addrmode to one of the
new ones that where added will do the proper checking for
the specific instruction.

rdar://11312406


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205930 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 21:32:59 +00:00
Chad Rosier
c3de5ed072 [AArch64] Implement the isZExtFree APIs.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205926 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 20:51:21 +00:00
Chad Rosier
fe5c9cee80 [AArch64] Implement the isTruncateFree API.
In AArch64 i64 to i32 truncate operation is a subregister access.

This allows more opportunities for LSR optmization to eliminate
variables of different types (i32 and i64).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205925 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 20:43:40 +00:00
Quentin Colombet
e4b14ebcbd [DAGCombiner] DAG combine does not know how to combine indexed loads with
sign/zero/any extensions. However a few places were not checking properly the
property of the load and were turning an indexed load into a regular extended
load. Therefore the indexed value was lost during the process and this was
triggering an assertion.

<rdar://problem/16389332>


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205923 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 20:03:05 +00:00
Bob Wilson
5fa20923c5 Simple fix for build failures resulting from r205867.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205918 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 18:34:45 +00:00
David Majnemer
fb065a1669 Revert "Revert "YAMLIO: Encode ambiguous hex strings explicitly""
Don't quote octal compatible strings if they are only two wide, they
aren't ambiguous.

This reverts commit r205857 which reverted r205857.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205914 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 17:04:27 +00:00
David Majnemer
aef1966ed6 obj2yaml: Don't crash if the characteristics field is zero
obj2yaml would fail when seeing a Weak External auxiliary record with a
characteristics field holding zero instead of one of
IMAGE_WEAK_EXTERN_SEARCH_NOLIBRARY, IMAGE_WEAK_EXTERN_SEARCH_NOLIBRARY,
or IMAGE_WEAK_EXTERN_SEARCH_NOLIBRARY.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205911 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 16:38:15 +00:00
Justin Holewinski
77f268945e [NVPTX] Add preliminary intrinsics and codegen support for textures/surfaces
This commit adds intrinsics and codegen support for the surface read/write and texture read instructions that take an explicit sampler parameter. Codegen operates on image handles at the PTX level, but falls back to direct replacement of handles with kernel arguments if image handles are not enabled. Note that image handles are explicitly disabled for all target architectures in this change (to be enabled later).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205907 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 15:39:15 +00:00
Justin Holewinski
ac4c131de6 [NVPTX] Add support for addrspacecast in global variable initializers, including emitting generic() when casting to address space 0.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205906 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 15:39:11 +00:00
Justin Holewinski
ff7dcc527f [NVPTX] Add query support for read-write images and managed variables
This also fixes a bug in the annotation cache where the cache will not be cleared between modules if multiple modules are compiled in the same process.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205905 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 15:38:52 +00:00
Alp Toker
46d36be2eb Fix some doc and comment typos
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205899 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 14:47:27 +00:00
Bradley Smith
35fb92dadd [ARM64] Change SYS without a register to an alias to make disassembling more consistant.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205898 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 14:44:58 +00:00
Bradley Smith
62293d1147 [ARM64] Correctly disassemble ISB operand as ISB not DBarrier.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205897 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 14:44:54 +00:00
Bradley Smith
c669ad900d [ARM64] Properly support both apple and standard syntax for FMOV
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205896 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 14:44:49 +00:00
Bradley Smith
cb9ca905e3 [ARM64] Flag setting logical/add/sub immediate instructions don't use SP.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205895 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 14:44:44 +00:00
Bradley Smith
19b573d9c9 [ARM64] Conditional branches must always print their condition code, even AL.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205894 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 14:44:39 +00:00
Bradley Smith
42c672649c [ARM64] Fix disassembly logic for extended loads/stores with 32-bit registers.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205893 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 14:44:36 +00:00
Bradley Smith
6a82fbc29f [ARM64] When printing a pre-indexed address with #0, the ', #0' is not optional.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205892 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 14:44:31 +00:00
Bradley Smith
ae30bea9d7 [ARM64] Add missing shifted register MVN alias to ORN
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205891 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 14:44:26 +00:00
Bradley Smith
7face75878 [ARM64] SXTW/UXTW are only valid aliases for 32-bit operations.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205890 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 14:44:22 +00:00
Bradley Smith
7b5940c0c0 [ARM64] Fix canonicalisation of MOVs. MOV is too complex to be modelled by a dumb alias.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205889 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 14:44:18 +00:00
Bradley Smith
250f973d7f [ARM64] Fixup ADR/ADRP parsing such that they accept immediates and all labels types
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205888 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 14:44:12 +00:00
Bradley Smith
9a9fa81c1a [ARM64] Ensure sp is decoded as SP, not XZR in LD1 instructions.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205887 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 14:44:07 +00:00
Bradley Smith
86c067813c [ARM64] Tighten up the special casing in emitting arithmetic extends. UXTW should only be translated when the instruction uses WSP, not SP. Vice versa for UXTX and 64-bit instructions.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205886 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 14:44:03 +00:00
Bradley Smith
5a09ce9ad1 [ARM64] Rename LR to the UAL-compliant 'X30'.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205885 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 14:43:59 +00:00
Bradley Smith
37fe6627f6 [ARM64] Rename FP to the UAL-compliant 'X29'.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205884 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 14:43:50 +00:00
Bradley Smith
6af2db2222 [ARM64] Add a PostEncoderMethod to FCMP - the Rm field should canonically be zero but should be decoded/disassembled with any value.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205883 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 14:43:40 +00:00
Bradley Smith
f797751ca0 [ARM64] SCVTF and FCVTZS/U are undefined if scale<5> == 0.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205882 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 14:43:35 +00:00
Bradley Smith
5c73bde178 [ARM64] EXT and EXTR instructions on v8i8 and W regs respectively must have the top bit of their immediate clear.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205881 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 14:43:31 +00:00
Bradley Smith
90c8a50b62 [ARM64] Scaled fixed-point FCVTZSs should also have bit 29 set to zero.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205880 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 14:43:27 +00:00
Bradley Smith
98422af96f [ARM64] UBFM/BFM is undefined on w registers when imms<5> or immr<5> is 1.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205879 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 14:43:24 +00:00
Bradley Smith
47c311bafe [ARM64] Floating point to fixed point scaled conversions are only available on fcvtzs and fcvtzu.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205878 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 14:43:20 +00:00
Bradley Smith
8acef8d96d [ARM64] Port over the PostEncoderMethod fix for SMULH/UMULH from AArch64.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205877 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 14:43:15 +00:00
Bradley Smith
a8f8d292ca [ARM64] Add missing tlbi operands and error for extra/missing register on tlbi aliases.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205876 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 14:43:11 +00:00
Bradley Smith
3d41487f0e [ARM64] Rework system register parsing to overcome SPSel clash in MSR variants.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205875 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 14:43:06 +00:00
Bradley Smith
436fe613fc [ARM64] Port over the PostEncoderMethod from AArch64 for exclusive loads and stores, so the unused register fields are set to all-ones canonically but are recognised with any value.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205874 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 14:43:01 +00:00
Bradley Smith
dcb9231b8a [ARM64] Use PStateMapper to ensure that MSRcpsr operands are validated during disassembly.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205873 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 14:42:56 +00:00
Bradley Smith
84998a1fa9 [ARM64] Remove PrefetchOp and use ARM64PRFM instead.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205872 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 14:42:53 +00:00
Bradley Smith
4be472c874 [ARM64] Add WZR to isGPR32Register, since every use needs to check for this anyway.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205871 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 14:42:49 +00:00
Bradley Smith
b336e5d041 [ARM64] Remove ARM64SYS.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205870 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 14:42:45 +00:00
Bradley Smith
96e05ca4bf [ARM64] Move CPSRField and DBarrier operands over to AArch64-style disassembly and assembly. This removes the last users of namespace ARM64SYS.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205869 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 14:42:42 +00:00
Bradley Smith
fb7edfa9a5 [ARM64] Switch the decoder, disassembler, instprinter and asmparser over to using AArch64-style system registers, and fix up test failures discovered in the process.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205868 91177308-0d34-0410-b5e6-96231b3b80d8
2014-04-09 14:42:36 +00:00