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5 Commits

Author SHA1 Message Date
Roman Lebedev
7850ab2112
[NFC] Port an assortment of tests that invoke SROA to new pass manager 2022-12-01 21:17:18 +03:00
Matt Arsenault
50caf6936b AMDGPU: Convert promote alloca tests to opaque pointers 2022-11-28 10:36:38 -05:00
Matt Arsenault
1310aa1688 AMDGPU: Use -passes for amdgpu-promote-alloca tests 2022-11-16 17:14:48 -08:00
Stanislav Mekhanoshin
cf74ef134c [AMDGPU] Limit promote alloca max size in functions 
Non-entry functions have 32 caller saved VGPRs available. If we
promote alloca to consume more registers we will have to spill
CSRs. There is no reason to eliminate scratch access to get
another scratch access instead.

Differential Revision: https://reviews.llvm.org/D110372
 2021-09-24 13:38:39 -07:00
Stanislav Mekhanoshin
54e2dc7537 [AMDGPU] Limit promote alloca to vector with VGPR budget 
Allow only up to 1/4 of available VGPRs for the vectorization
of any given alloca.

Differential Revision: https://reviews.llvm.org/D82990
 2020-07-01 15:57:24 -07:00