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llvm-mirror/test/Analysis/CostModel
Simon Pilgrim c7f0b62bae [TTI] Add uniform/non-uniform constant Pow2 detection to TargetTransformInfo::getInstructionThroughput
This enables us to detect more fast path sdiv cases under cost analysis.

This patch also enables us to handle non-uniform-constant pow2 cases for X86 SDIV costs.

Found while working on D46276

Future patches can then extend the vectorizers to more fully support non-uniform pow2 cases.

Differential Revision: https://reviews.llvm.org/D46637

llvm-svn: 332969
2018-05-22 10:40:09 +00:00
..
AArch64 [AArch64] Improve cost of vector division by constant 2018-05-09 12:48:22 +00:00
AMDGPU [AMDGPU] Switch to the new addr space mapping by default 2018-02-02 16:07:16 +00:00
ARM Convert an APInt to int64_t properly in TTI::getGEPCost(). 2017-10-04 20:47:33 +00:00
PowerPC [PPC] Give unaligned memory access lower cost on processor that supports it 2017-02-17 22:29:39 +00:00
SystemZ [SystemZ] Add support for IBM z14 processor (2/3) 2017-07-17 17:42:48 +00:00
X86 [TTI] Add uniform/non-uniform constant Pow2 detection to TargetTransformInfo::getInstructionThroughput 2018-05-22 10:40:09 +00:00
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