Displaying 1 result from an estimated 1 matches for "doinitialjumptableplac".
2018 Aug 11
2
MachineInstr sizes for ARM jumptables
Hi llvm developers,
I might be overlooking something, but I think the ARMConstantIsland
pass uses the wrong size for the MachineInstrs representing jump
tables: Currently, there is the following calculation in
doInitialJumpTablePlacement
(lib/Target/ARM/ARMConstantIslandPass.cpp:588):
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unsigned Size = JT[JTI].MBBs.size() * sizeof(uint32_t);
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Obviously, a size of 4 bytes per entry is inco...