• Junliang Yan's avatar
    Reland "PPC/s390: [turbofan] Ensure instruction start is in fixed register." · 278b00c5
    Junliang Yan authored
    This is a reland of 89737c5d.
    
    Original change's description:
    > PPC/s390: [turbofan] Ensure instruction start is in fixed register.
    > 
    > Port c462ddc8
    > 
    > Original Commit Message:
    > 
    >     This makes sure that {JSFunction} invocations always load the code start
    >     address into the fixed {kJavaScriptCallCodeStartRegister} register. This
    >     allows us to perform PC-relative operations more effective. For now this
    >     only applies to code with {kCallJSFunction} linkage.
    > 
    > R=mstarzinger@chromium.org, joransiu@ca.ibm.com, michael_dawson@ca.ibm.com
    > BUG=
    > LOG=N
    > 
    > Change-Id: If346a3cbaea820b1fcec38c5105605496961a888
    > Reviewed-on: https://chromium-review.googlesource.com/938721
    > Reviewed-by: Joran Siu <joransiu@ca.ibm.com>
    > Reviewed-by: Michael Starzinger <mstarzinger@chromium.org>
    > Commit-Queue: Junliang Yan <jyan@ca.ibm.com>
    > Cr-Commit-Position: refs/heads/master@{#51608}
    
    Change-Id: I5b118c3903847cc13e2ce228e9713f8ae55ce193
    Reviewed-on: https://chromium-review.googlesource.com/940342Reviewed-by: 's avatarJoran Siu <joransiu@ca.ibm.com>
    Commit-Queue: Junliang Yan <jyan@ca.ibm.com>
    Cr-Commit-Position: refs/heads/master@{#51619}
    278b00c5
builtins-ppc.cc 95 KB