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llvm-mirror/lib
Yonghong Song a928613c46 bpf: Support condition comparison on i32
We need to support condition comparison on i32. All these comparisons are
supposed to be combined into BPF_J* instructions which only support i64.

For ISD::BR_CC we need to promote it to i64 first, then do custom lowering.

For ISD::SET_CC, just expand to SELECT_CC like what's been done for i64.

For ISD::SELECT_CC, we also want to do custom lower for i32. However, after
32-bit subregister support enabled, it is possible the comparison operands
are i32 while the selected value are i64, or the comparison operands are
i64 while the selected value are i32. We need to define extra instruction
pattern and support them in custom instruction inserter.

Signed-off-by: Jiong Wang <jiong.wang@netronome.com>
Reviewed-by: Yonghong Song <yhs@fb.com>
llvm-svn: 325985
2018-02-23 23:49:25 +00:00
..
Analysis [MemorySSA] Fix a cache invalidation bug with removed accesses 2018-02-23 23:07:18 +00:00
AsmParser [DebugInfo] Support DWARF v5 source code embedding extension 2018-02-23 23:01:06 +00:00
BinaryFormat Add DWARF for discriminated unions 2018-02-06 23:45:59 +00:00
Bitcode [DebugInfo] Support DWARF v5 source code embedding extension 2018-02-23 23:01:06 +00:00
CodeGen [DebugInfo] Support DWARF v5 source code embedding extension 2018-02-23 23:01:06 +00:00
DebugInfo [DebugInfo] Support DWARF v5 source code embedding extension 2018-02-23 23:01:06 +00:00
Demangle Silence a bunch of implicit fallthrough warnings 2017-12-19 22:05:25 +00:00
ExecutionEngine [ORC] Switch to shared_ptr ownership for SymbolSources in VSOs. 2018-02-21 21:55:57 +00:00
Fuzzer
FuzzMutate [llvm-opt-fuzzer] Add another pack of passes for continuous fuzzing 2018-02-19 11:57:07 +00:00
IR [DebugInfo] Support DWARF v5 source code embedding extension 2018-02-23 23:01:06 +00:00
IRReader LLParser: add an argument for overriding data layout and do not check alloca addr space 2018-01-30 22:32:39 +00:00
LineEditor
Linker Revert "[IRMover] Implement name based structure type mapping" 2018-02-21 20:12:18 +00:00
LTO [ThinLTO] Always create linked objects file for --thinlto-index-only= 2018-02-22 19:06:15 +00:00
MC [DebugInfo] Support DWARF v5 source code embedding extension 2018-02-23 23:01:06 +00:00
Object [WebAssembly] Add first claass symbol table to wasm objects 2018-02-23 05:08:34 +00:00
ObjectYAML [WebAssembly] Add first claass symbol table to wasm objects 2018-02-23 05:08:34 +00:00
Option [Option] For typo '-foo', suggest '--foo' 2018-01-09 19:38:04 +00:00
Passes Another try to commit 323321 (aggressive instruction combine). 2018-01-25 12:06:32 +00:00
ProfileData [SampleProf] NFC. Expose reusable functionality in SampleProfile. 2018-02-22 06:42:57 +00:00
Support llvm-config: Add advapi32 to --system-libs on Windows (PR36372) 2018-02-23 12:20:26 +00:00
TableGen Revert "TableGen: Fix typeIsConvertibleTo for record types" 2018-02-23 11:31:49 +00:00
Target bpf: Support condition comparison on i32 2018-02-23 23:49:25 +00:00
Testing
ToolDrivers [COFF] Keep the underscore on exported decorated stdcall functions in MSVC mode 2018-01-20 11:44:32 +00:00
Transforms [InstCombine] simplify code for fabs(X) * fabs(X) -> X * X; NFC 2018-02-23 22:38:10 +00:00
WindowsManifest
XRay [XRay] clarify error messages when parsing broken traces 2018-01-30 13:41:34 +00:00
CMakeLists.txt
LLVMBuild.txt