Commit Graph

18 Commits

Author SHA1 Message Date
Justin Holewinski
4bdd4ed564 PTX: Add initial support for device function calls
- Calls are supported on SM 2.0+ for function with no return values

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137125 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-09 17:36:31 +00:00
Evan Cheng
0ddff1b535 Compute feature bits at time of MCSubtargetInfo initialization.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134606 91177308-0d34-0410-b5e6-96231b3b80d8
2011-07-07 07:07:08 +00:00
Evan Cheng
385e930d55 Rename XXXGenSubtarget.inc to XXXGenSubtargetInfo.inc for consistency.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134281 91177308-0d34-0410-b5e6-96231b3b80d8
2011-07-01 22:36:09 +00:00
Evan Cheng
5b1b4489cf Rename TargetSubtarget to TargetSubtargetInfo for consistency.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134259 91177308-0d34-0410-b5e6-96231b3b80d8
2011-07-01 21:01:15 +00:00
Evan Cheng
94214703d9 - Added MCSubtargetInfo to capture subtarget features and scheduling
itineraries.
- Refactor TargetSubtarget to be based on MCSubtargetInfo.
- Change tablegen generated subtarget info to initialize MCSubtargetInfo
  and hide more details from targets.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134257 91177308-0d34-0410-b5e6-96231b3b80d8
2011-07-01 20:45:01 +00:00
Evan Cheng
276365dd4b Fix the ridiculous SubtargetFeatures API where it implicitly expects CPU name to
be the first encoded as the first feature. It then uses the CPU name to look up
features / scheduling itineray even though clients know full well the CPU name
being used to query these properties.

The fix is to just have the clients explictly pass the CPU name!


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134127 91177308-0d34-0410-b5e6-96231b3b80d8
2011-06-30 01:53:36 +00:00
Justin Holewinski
35f4fb34ff PTX: Re-work target sm/compute selection and add some basic GPU
targets: g80, gt200, gf100(fermi)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@133799 91177308-0d34-0410-b5e6-96231b3b80d8
2011-06-24 16:27:49 +00:00
Justin Holewinski
67a9184861 PTX: Use .param space for parameters in device functions for SM >= 2.0
FIXME: DCE is eliminating the final st.param.x calls, figure out why

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@133732 91177308-0d34-0410-b5e6-96231b3b80d8
2011-06-23 18:10:03 +00:00
Justin Holewinski
ec3141b27f PTX: Fix whitespace errors
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@133158 91177308-0d34-0410-b5e6-96231b3b80d8
2011-06-16 15:17:11 +00:00
Justin Holewinski
657d1bed23 PTX: add flag to disable mad/fma selection
Patch by Dan Bailey

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@131537 91177308-0d34-0410-b5e6-96231b3b80d8
2011-05-18 15:42:23 +00:00
Justin Holewinski
0d10970789 PTX: add PTX 2.3 setting in PTX sub-target.
Patch by Wei-Ren Chen

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@131123 91177308-0d34-0410-b5e6-96231b3b80d8
2011-05-10 12:32:11 +00:00
Justin Holewinski
ab0145d2a9 PTX: add PTX 2.3 language target
Patch by Wei-Ren Chen

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130980 91177308-0d34-0410-b5e6-96231b3b80d8
2011-05-06 11:40:36 +00:00
Justin Holewinski
e1fee48cd0 PTX: Add intrinsics to list of built-in intrinsics, which allows them to be
used by Clang.  To help Clang integration, the PTX target has been split
     into two targets: ptx32 and ptx64, depending on the desired pointer size.

- Add GCCBuiltin class to all intrinsics
- Split PTX target into ptx32 and ptx64

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@129851 91177308-0d34-0410-b5e6-96231b3b80d8
2011-04-20 15:37:17 +00:00
Justin Holewinski
625eec10fe PTX: Set PTX 2.0 as the minimum supported version
- Remove PTX 1.4 code generation
- Change type of intrinsics to .v4.i32 instead of .v4.i16
- Add and/or/xor integer instructions

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@127677 91177308-0d34-0410-b5e6-96231b3b80d8
2011-03-15 13:24:15 +00:00
Justin Holewinski
fca9efcbc4 PTX: Add preliminary support for floating-point divide and multiply-and-add
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@127410 91177308-0d34-0410-b5e6-96231b3b80d8
2011-03-10 16:57:18 +00:00
Che-Liang Chiou
f48817cbf9 Add 64-bit addressing to PTX backend
- Add '64bit' sub-target option.
- Select 32-bit/64-bit loads/stores based on '64bit' option.
- Fix function parameter order.

Patch by Justin Holewinski



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126837 91177308-0d34-0410-b5e6-96231b3b80d8
2011-03-02 07:36:48 +00:00
Che-Liang Chiou
fd8978b021 Extend initial support for primitive types in PTX backend
- Allow i16, i32, i64, float, and double types, using the native .u16,
  .u32, .u64, .f32, and .f64 PTX types.
- Allow loading/storing of all primitive types.
- Allow primitive types to be passed as parameters.
- Allow selection of PTX Version and Shader Model as sub-target attributes.
- Merge integer/floating-point test cases for load/store.
- Use .u32 instead of .s32 to conform to output from NVidia nvcc compiler.

Patch by Justin Holewinski



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126824 91177308-0d34-0410-b5e6-96231b3b80d8
2011-03-02 03:20:28 +00:00
Eric Christopher
50880d08ec Add the exit instruction to the PTX target.
Patch by Che-Liang Chiou <clchiou@gmail.com>!


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@114294 91177308-0d34-0410-b5e6-96231b3b80d8
2010-09-18 18:52:28 +00:00