History log of /llvm-project-15.0.7/llvm/lib/Target/SPIRV/SPIRVDuplicatesTracker.cpp (Results 1 – 3 of 3)
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# 5d9fa4d1 11-Aug-2022 James Y Knight <[email protected]>

SPIRV: Fix compilation in NDEBUG.

(cherry picked from commit 59351fe340f20a605bae53260ed30a8e0fd95cb6)


Revision tags: llvmorg-15.0.0-rc2, llvmorg-15.0.0-rc1, llvmorg-16-init
# 8dfdb80f 17-Jul-2022 Kazu Hirata <[email protected]>

Ensure newlines at the end of files (NFC)


Revision tags: llvmorg-14.0.6
# fa2a7a25 18-Jun-2022 Aleksandr Bezzubikov <[email protected]>

[SPIR-V] Introduce SPIR-V global entities tracking and deduplication infra.

SPIR-V module typically contains some global entities that were not
global before made it to SPIR-V, e.g. types and consta

[SPIR-V] Introduce SPIR-V global entities tracking and deduplication infra.

SPIR-V module typically contains some global entities that were not
global before made it to SPIR-V, e.g. types and constants are not usually
declared globally in LLVM. By design SPIR-V requires such stuff to be declared
once and in the module's global section. Since MIR is not able to represent
such things properly they were generated per-function, and then at the very end
of the backend's pipeline hoisted into some 'meta' function minding possible
duplicates.

New SPIRVDuplicatesTracker keeps mapping of the original LLVM entities such
as types, constant, global variables, etc to their MIR counterparts -
(MachineFunction, Register). Later SPIRVModuleAnalysis (apart from other
thing it's responsible for) performs topological sorting of the
tracker's entries to ensure proper ordering before the hoisting,
and actually performs the hoisting in a duplicates-free manner
by the tracker's nature.

Differential Revision: https://reviews.llvm.org/D128471

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