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Revision tags: llvmorg-20.1.0, llvmorg-20.1.0-rc3, llvmorg-20.1.0-rc2, llvmorg-20.1.0-rc1, llvmorg-21-init, llvmorg-19.1.7, llvmorg-19.1.6, llvmorg-19.1.5, llvmorg-19.1.4, llvmorg-19.1.3, llvmorg-19.1.2, llvmorg-19.1.1, llvmorg-19.1.0, llvmorg-19.1.0-rc4, llvmorg-19.1.0-rc3, llvmorg-19.1.0-rc2, llvmorg-19.1.0-rc1, llvmorg-20-init, llvmorg-18.1.8, llvmorg-18.1.7, llvmorg-18.1.6, llvmorg-18.1.5, llvmorg-18.1.4, llvmorg-18.1.3, llvmorg-18.1.2, llvmorg-18.1.1, llvmorg-18.1.0, llvmorg-18.1.0-rc4, llvmorg-18.1.0-rc3, llvmorg-18.1.0-rc2, llvmorg-18.1.0-rc1, llvmorg-19-init, llvmorg-17.0.6, llvmorg-17.0.5, llvmorg-17.0.4, llvmorg-17.0.3, llvmorg-17.0.2, llvmorg-17.0.1, llvmorg-17.0.0, llvmorg-17.0.0-rc4, llvmorg-17.0.0-rc3, llvmorg-17.0.0-rc2, llvmorg-17.0.0-rc1, llvmorg-18-init, llvmorg-16.0.6, llvmorg-16.0.5, llvmorg-16.0.4, llvmorg-16.0.3, llvmorg-16.0.2, llvmorg-16.0.1, llvmorg-16.0.0, llvmorg-16.0.0-rc4, llvmorg-16.0.0-rc3, llvmorg-16.0.0-rc2, llvmorg-16.0.0-rc1, llvmorg-17-init, llvmorg-15.0.7, llvmorg-15.0.6, llvmorg-15.0.5, llvmorg-15.0.4, llvmorg-15.0.3, llvmorg-15.0.2, llvmorg-15.0.1, llvmorg-15.0.0, llvmorg-15.0.0-rc3, llvmorg-15.0.0-rc2, llvmorg-15.0.0-rc1, llvmorg-16-init |
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e8f9a74f |
| 17-Jul-2022 |
Neumann Hon <[email protected]> |
[SystemZ][z/OS] Implement detection and handling for XPLink Leaf procedures.
This PR adds support for creating leaf functions when there are no CSRs used, no function calls are made, no stack frame
[SystemZ][z/OS] Implement detection and handling for XPLink Leaf procedures.
This PR adds support for creating leaf functions when there are no CSRs used, no function calls are made, no stack frame is acquired, and contain no try/catch/throw statements.
Reviewed By: uweigand
Differential Revision: https://reviews.llvm.org/D129687
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5605a1ee |
| 16-Jul-2022 |
Kazu Hirata <[email protected]> |
Use drop_begin (NFC)
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c45ec53e |
| 07-Jul-2022 |
Neumann Hon <[email protected]> |
[SystemZ] [z/OS] Use assignCalleeSavedSpillSlots() to mark handle special registers in CSR list instead of determineCalleeSave
This PR moves the handling of special registers that need to be saved/r
[SystemZ] [z/OS] Use assignCalleeSavedSpillSlots() to mark handle special registers in CSR list instead of determineCalleeSave
This PR moves the handling of special registers that need to be saved/restored in the prolog/epilog respectively from determineCalleeSaves to assignCalleeSavedSpillSlots. The documentation of the parent function of assignCalleeSavedSpillSlots explicitly allows the modification of the CSI hence adding the special registers (the stack pointer register, the return address register, and the entry point register) to the CSI list at that stage should be permissible.
This cleans up the code a bit and makes it so that we do not have to place registers that are not actually considered CSRs by the spec in the CSR list, which is something of a hack.
Reviewed By: uweigand
Differential Revision: https://reviews.llvm.org/D125044
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Revision tags: llvmorg-14.0.6 |
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3432d40c |
| 20-Jun-2022 |
Jonas Paulsson <[email protected]> |
[SystemZ] Remove unnecessary casts to SystemZInstrInfo (NFC).
Review: Ulrich Weigand
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Revision tags: llvmorg-14.0.5, llvmorg-14.0.4, llvmorg-14.0.3, llvmorg-14.0.2, llvmorg-14.0.1 |
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989f1c72 |
| 15-Mar-2022 |
serge-sans-paille <[email protected]> |
Cleanup codegen includes
This is a (fixed) recommit of https://reviews.llvm.org/D121169
after: 1061034926
before: 1063332844
Discourse thread: https://discourse.llvm.org/t/include-what-you-use-in
Cleanup codegen includes
This is a (fixed) recommit of https://reviews.llvm.org/D121169
after: 1061034926
before: 1063332844
Discourse thread: https://discourse.llvm.org/t/include-what-you-use-include-cleanup
Differential Revision: https://reviews.llvm.org/D121681
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Revision tags: llvmorg-14.0.0, llvmorg-14.0.0-rc4, llvmorg-14.0.0-rc3 |
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a278250b |
| 10-Mar-2022 |
Nico Weber <[email protected]> |
Revert "Cleanup codegen includes"
This reverts commit 7f230feeeac8a67b335f52bd2e900a05c6098f20.
Breaks CodeGenCUDA/link-device-bitcode.cu in check-clang,
and many LLVM tests, see comments on https:/
Revert "Cleanup codegen includes"
This reverts commit 7f230feeeac8a67b335f52bd2e900a05c6098f20.
Breaks CodeGenCUDA/link-device-bitcode.cu in check-clang,
and many LLVM tests, see comments on https://reviews.llvm.org/D121169
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| #
7f230fee |
| 07-Mar-2022 |
serge-sans-paille <[email protected]> |
Cleanup codegen includes
after: 1061034926
before: 1063332844
Differential Revision: https://reviews.llvm.org/D121169
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Revision tags: llvmorg-14.0.0-rc2 |
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| #
eb3e09c9 |
| 25-Feb-2022 |
Neumann Hon <[email protected]> |
[SystemZ] [z/OS] Add support for generating huge (1 MiB) stack frames in XPLINK64
This patch extends support for generating huge stack frames on 64-bit XPLINK by implementing the ABI-mandated call t
[SystemZ] [z/OS] Add support for generating huge (1 MiB) stack frames in XPLINK64
This patch extends support for generating huge stack frames on 64-bit XPLINK by implementing the ABI-mandated call to the stack extension routine.
Reviewed By: uweigand
Differential Revision: https://reviews.llvm.org/D120450
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Revision tags: llvmorg-14.0.0-rc1, llvmorg-15-init |
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| #
f541a504 |
| 21-Jan-2022 |
Jonas Paulsson <[email protected]> |
[SystemZ] Implement orderFrameObjects().
By reordering the objects on the stack frame after looking at the users, a
better utilization of displacement operands will result. This means less
needed Lo
[SystemZ] Implement orderFrameObjects().
By reordering the objects on the stack frame after looking at the users, a
better utilization of displacement operands will result. This means less
needed Load Address instructions for the accessing of these objects.
This is important for very large functions where otherwise small changes
could cause a lot more/less accesses go out of range.
Note: this is not yet enabled for SystemZXPLINKFrameLowering, but should be.
Review: Ulrich Weigand
Differential Revision: https://reviews.llvm.org/D115690
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| #
f15014ff |
| 26-Jan-2022 |
Benjamin Kramer <[email protected]> |
Revert "Rename llvm::array_lengthof into llvm::size to match std::size from C++17"
This reverts commit ef8206320769ad31422a803a0d6de6077fd231d2.
- It conflicts with the existing llvm::size in STLEx
Revert "Rename llvm::array_lengthof into llvm::size to match std::size from C++17"
This reverts commit ef8206320769ad31422a803a0d6de6077fd231d2.
- It conflicts with the existing llvm::size in STLExtras, which will now
never be called.
- Calling it without llvm:: breaks C++17 compat
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| #
ef820632 |
| 26-Jan-2022 |
serge-sans-paille <[email protected]> |
Rename llvm::array_lengthof into llvm::size to match std::size from C++17
As a conquence move llvm::array_lengthof from STLExtras.h to
STLForwardCompat.h (which is included by STLExtras.h so no buil
Rename llvm::array_lengthof into llvm::size to match std::size from C++17
As a conquence move llvm::array_lengthof from STLExtras.h to
STLForwardCompat.h (which is included by STLExtras.h so no build
breakage expected).
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Revision tags: llvmorg-13.0.1, llvmorg-13.0.1-rc3 |
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| #
792853cb |
| 18-Jan-2022 |
Jonas Paulsson <[email protected]> |
[SystemZ] Remove the ManipulatesSP flag from backend (NFC).
This flag was set in the presence of stacksave/stackrestore in order to force
a frame pointer.
This should however not be needed per the
[SystemZ] Remove the ManipulatesSP flag from backend (NFC).
This flag was set in the presence of stacksave/stackrestore in order to force
a frame pointer.
This should however not be needed per the comment in MachineFrameInfo.h
stating that a a variable sized object "...is the sole condition which
prevents frame pointer elimination", and experiments have also shown that
there seems to be no effect whatsoever on code generation with ManipulatesSP.
Review: Ulrich Weigand
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| #
d6b07348 |
| 19-Jan-2022 |
Jim Lin <[email protected]> |
[NFC] Use Register instead of unsigned
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Revision tags: llvmorg-13.0.1-rc2 |
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| #
9a358449 |
| 15-Dec-2021 |
Neumann Hon <[email protected]> |
[z/OS] Implement prologue and epilogue generation for z/OS target.
This patch adds support for prologue and epilogue generation for the z/OS target under the XPLINK64 ABI for functions with a stack
[z/OS] Implement prologue and epilogue generation for z/OS target.
This patch adds support for prologue and epilogue generation for the z/OS target under the XPLINK64 ABI for functions with a stack size of less than 1048576 bytes (huge stack frames).
Reviewed By: uweigand
Differential Revision: https://reviews.llvm.org/D114457
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| #
ebf5497b |
| 14-Dec-2021 |
Muiez Ahmed <[email protected]> |
Revert "[z/OS] Implement prologue and epilogue generation for z/OS target."
This reverts commit ffad4d777b227f91be04020e2cd86ab38e969e39 because it introduced buildbot failures.
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| #
ffad4d77 |
| 13-Dec-2021 |
Neumann Hon <[email protected]> |
[z/OS] Implement prologue and epilogue generation for z/OS target.
This patch adds support for prologue and epilogue generation for
the z/OS target under the XPLINK64 ABI for functions with a stack
[z/OS] Implement prologue and epilogue generation for z/OS target.
This patch adds support for prologue and epilogue generation for
the z/OS target under the XPLINK64 ABI for functions with a stack
size of less than 1048576 bytes (huge stack frames).
Reviewed by: uweigand, Kai
Differential Revision: https://reviews.llvm.org/D114457
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Revision tags: llvmorg-13.0.1-rc1 |
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| #
ea5421bd |
| 22-Nov-2021 |
Kazu Hirata <[email protected]> |
[llvm] Use range-based for loops (NFC)
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0a950a2e |
| 13-Oct-2021 |
Kai Nacke <[email protected]> |
[SystemZ/z/OS] Implement save of non-volatile registers on z/OS XPLINK
This PR implements the save of the XPLINK callee-saved registers
on z/OS.
Reviewed By: uweigand, Kai
Differential Revision: h
[SystemZ/z/OS] Implement save of non-volatile registers on z/OS XPLINK
This PR implements the save of the XPLINK callee-saved registers
on z/OS.
Reviewed By: uweigand, Kai
Differential Revision: https://reviews.llvm.org/D111653
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Revision tags: llvmorg-13.0.0, llvmorg-13.0.0-rc4 |
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| #
cfc74024 |
| 16-Sep-2021 |
Kazu Hirata <[email protected]> |
[llvm] Use drop_begin (NFC)
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Revision tags: llvmorg-13.0.0-rc3 |
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| #
0782e55c |
| 09-Sep-2021 |
Neumann Hon <[email protected]> |
[SystemZ] [NFC] Add SystemZELFFrameLowering and SystemZXPLINKFrameLowering classes.
This patch adds class SystemZFrameLowering which is a SystemZ-specific class
detailing special registers used by c
[SystemZ] [NFC] Add SystemZELFFrameLowering and SystemZXPLINKFrameLowering classes.
This patch adds class SystemZFrameLowering which is a SystemZ-specific class
detailing special registers used by calling conventions on the target.
SystemZELFFrameLowering and SystemZXPLINKFrameLowering implement this class
for ELF and XPLINK64 respectively. Previous functionality in SystemZFrameLowering
is moved to SystemZELFFrameLowering. SystemZXPLINKFrameLowering can then be
implemented in future patches.
Reviewed By: uweigand, Kai
Differential Revision: https://reviews.llvm.org/D108777
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Revision tags: llvmorg-13.0.0-rc2, llvmorg-13.0.0-rc1, llvmorg-14-init, llvmorg-12.0.1, llvmorg-12.0.1-rc4, llvmorg-12.0.1-rc3, llvmorg-12.0.1-rc2, llvmorg-12.0.1-rc1, llvmorg-12.0.0, llvmorg-12.0.0-rc5, llvmorg-12.0.0-rc4 |
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| #
023b5c1e |
| 09-Mar-2021 |
Yusra Syeda <[email protected]> |
[SystemZ][NFC] Renaming of ELF specific variables.
Rename ELF specific variables, making it easier to add the XPLink
variables in future patches.
Reviewed By: abhina.sreeskantharajan, Kai
Differen
[SystemZ][NFC] Renaming of ELF specific variables.
Rename ELF specific variables, making it easier to add the XPLink
variables in future patches.
Reviewed By: abhina.sreeskantharajan, Kai
Differential Revision: https://reviews.llvm.org/D98199
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Revision tags: llvmorg-12.0.0-rc3, llvmorg-12.0.0-rc2, llvmorg-11.1.0, llvmorg-11.1.0-rc3, llvmorg-12.0.0-rc1, llvmorg-13-init, llvmorg-11.1.0-rc2, llvmorg-11.1.0-rc1, llvmorg-11.0.1, llvmorg-11.0.1-rc2 |
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| #
653b9769 |
| 12-Dec-2020 |
Jonas Paulsson <[email protected]> |
[SystemZ] Improve handling of backchain offset.
- New function SDValue getBackchainAddress() used by
lowerDYNAMIC_STACKALLOC() and lowerSTACKRESTORE() to properly handle the
backchain offset als
[SystemZ] Improve handling of backchain offset.
- New function SDValue getBackchainAddress() used by
lowerDYNAMIC_STACKALLOC() and lowerSTACKRESTORE() to properly handle the
backchain offset also with packed-stack.
- Make a common function getBackchainOffset() for the computation of the
backchain offset and use in some places (NFC).
Review: Ulrich Weigand
Differential Revision: https://reviews.llvm.org/D93171
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| #
42f628c8 |
| 11-Dec-2020 |
Jonas Paulsson <[email protected]> |
Reapply "[SystemZFrameLowering] Don't overrwrite R1D (backchain) when probing."
Fixed to properly compute the live-in lists of new blocks.
Review: Ulrich Weigand
Differential Revision: https://rev
Reapply "[SystemZFrameLowering] Don't overrwrite R1D (backchain) when probing."
Fixed to properly compute the live-in lists of new blocks.
Review: Ulrich Weigand
Differential Revision: https://reviews.llvm.org/D92803
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| #
bc7a61b7 |
| 11-Dec-2020 |
Jonas Paulsson <[email protected]> |
Revert "[SystemZFrameLowering] Don't overrwrite R1D (backchain) when probing."
Temporarily reverted.
This reverts commit ea475c77ff9eab1de7d44684c8fb453b39f70081.
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ea475c77 |
| 08-Dec-2020 |
Jonas Paulsson <[email protected]> |
[SystemZFrameLowering] Don't overrwrite R1D (backchain) when probing.
The loop-based probing done for stack clash protection altered R1D which
corrupted the backchain value to be stored after the pr
[SystemZFrameLowering] Don't overrwrite R1D (backchain) when probing.
The loop-based probing done for stack clash protection altered R1D which
corrupted the backchain value to be stored after the probing was done.
By using R0D instead for the loop exit value, R1D is not modified.
Review: Ulrich Weigand.
Differential Revision: https://reviews.llvm.org/D92803
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