Merge pull request dotnet/coreclr#23119 from BruceForstall/Arm64PrePostIndexCoalescing
authorBruce Forstall <brucefo@microsoft.com>
Fri, 8 Mar 2019 18:31:56 +0000 (10:31 -0800)
committerGitHub <noreply@github.com>
Fri, 8 Mar 2019 18:31:56 +0000 (10:31 -0800)
Allow coalescing of SP adjustment into single register prolog STR/LDR

Commit migrated from https://github.com/dotnet/coreclr/commit/fbaff14510fb0c1844b30a3faaf9a2c8323f294b

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src/coreclr/src/jit/codegenarm64.cpp

Simple merge