11 Commits

Author SHA1 Message Date
Simon Pilgrim
6b1d32c6d7 [AMDGPU] Add INDIRECT_BASE_ADDR to R600_Reg32 class (PR33045)
This fixes 17 of the 41 -verify-machineinstrs test failures identified in PR33045

Differential Revision: https://reviews.llvm.org/D33451

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@303691 91177308-0d34-0410-b5e6-96231b3b80d8
2017-05-23 21:27:15 +00:00
Matt Arsenault
d706d030af AMDGPU: Mark all unspecified CC functions in tests as amdgpu_kernel
Currently the default C calling convention functions are treated
the same as compute kernels. Make this explicit so the default
calling convention can be changed to a non-kernel.

Converted with perl -pi -e 's/define void/define amdgpu_kernel void/'
on the relevant test directories (and undoing in one place that actually
wanted a non-kernel).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@298444 91177308-0d34-0410-b5e6-96231b3b80d8
2017-03-21 21:39:51 +00:00
Matt Arsenault
d019e8638a Enable FeatureFlatForGlobal on Volcanic Islands
This switches to the workaround that HSA defaults to
for the mesa path.

This should be applied to the 4.0 branch.

Patch by Vedran Miletić <vedran@miletic.net>

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@292982 91177308-0d34-0410-b5e6-96231b3b80d8
2017-01-24 22:02:15 +00:00
Tom Stellard
2fff37f710 AMDGPU/SI: Set correct value for amd_kernel_code_t::kernarg_segment_alignment
Reviewers: arsenm

Subscribers: kzhuravl, wdng, nhaehnle, yaxunl, llvm-commits, tony-tye

Differential Revision: https://reviews.llvm.org/D27416

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@288852 91177308-0d34-0410-b5e6-96231b3b80d8
2016-12-06 21:53:10 +00:00
Konstantin Zhuravlyov
1d609512ed Revert "AMDGPU: Enable ConstrainCopy DAG mutation"
This reverts commit r287146.

This breaks few conformance tests.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@287233 91177308-0d34-0410-b5e6-96231b3b80d8
2016-11-17 16:41:49 +00:00
Matt Arsenault
4fbd908949 AMDGPU: Enable ConstrainCopy DAG mutation
This fixes a probably unintended divergence from the default
scheduler behavior.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@287146 91177308-0d34-0410-b5e6-96231b3b80d8
2016-11-16 20:35:23 +00:00
Tom Stellard
019f4de043 AMDGPU/SI: Fix kernel argument ABI for HSA
Summary: i8, i16, and f16 values are not extended to 32-bit in the HSA kernel ABI.

Reviewers: arsenm

Subscribers: arsenm, kzhuravl, wdng, nhaehnle, llvm-commits, yaxunl

Differential Revision: https://reviews.llvm.org/D24621

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@281789 91177308-0d34-0410-b5e6-96231b3b80d8
2016-09-16 22:20:24 +00:00
Matt Arsenault
29d0ea4bc8 AMDGPU: Cleanup load tests
There are a lot of different kinds of loads to test for,
and these were scattered around inconsistently with
some redundancy. Try to comprehensively test all loads
in a consistent way.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@271571 91177308-0d34-0410-b5e6-96231b3b80d8
2016-06-02 19:54:26 +00:00
Matt Arsenault
956f59ab56 AMDGPU: Remove SIPrepareScratchRegs
It does not work because of emergency stack slots.
This pass was supposed to eliminate dummy registers for the
spill instructions, but the register scavenger can introduce
more during PrologEpilogInserter, so some would end up
left behind if they were needed.

The potential for spilling the scratch resource descriptor
and offset register makes doing something like this
overly complicated. Reserve registers to use for the resource
descriptor and use them directly in eliminateFrameIndex.

Also removes creating another scratch resource descriptor
when directly selecting scratch MUBUF instructions.

The choice of which registers are reserved is temporary.
For now it attempts to pick the next available registers
after the user and system SGPRs.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@254329 91177308-0d34-0410-b5e6-96231b3b80d8
2015-11-30 21:15:53 +00:00
Tom Stellard
136bd632b6 DAGCombiner: Check shouldReduceLoadWidth before combining (and (load), x) -> extload
Reviewers: resistor, arsenm

Subscribers: llvm-commits

Differential Revision: http://reviews.llvm.org/D13805

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@252349 91177308-0d34-0410-b5e6-96231b3b80d8
2015-11-06 21:58:37 +00:00
Tom Stellard
953c681473 R600 -> AMDGPU rename
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239657 91177308-0d34-0410-b5e6-96231b3b80d8
2015-06-13 03:28:10 +00:00