From e3e0132743ada1569cefe18bfbf54178330204c4 Mon Sep 17 00:00:00 2001
From: jsmall-nvidia <jsmall@nvidia.com>
Date: Thu, 5 May 2022 09:09:25 -0400
Subject: Preliminary Liveness tracking (#2218)

* #include an absolute path didn't work - because paths were taken to always be relative.

* WIP tracking liveness.

* Skeleton around adding liveness instructions.

* Calling into liveness tracking logic.
Adds live start to var insts.

* Liveness macros have initial output.

* Looking at different initialization scenarios.

* Some discussion around liveness.

* WIP for working out liveness end.

* WIP Updated liveness using use lists.

* Is now adding liveness information

* Some small fixes.

* WIP around liveness.

* Seems to output liveness correctly for current scenario.

* Tidy up liveness code.

* Update comment arounds liveness to current status.

* Small fixes to liveness test.

* Add support for call in liveness analysis.

* Improve liveness example with array access.

* Small updates to comments.

* Disable liveness test because inconsistencies with output on CI system.

* Fix some issues brought up in PR.

* Rename liveness instructions.
---
 build/visual-studio/slang/slang.vcxproj         | 2 ++
 build/visual-studio/slang/slang.vcxproj.filters | 6 ++++++
 2 files changed, 8 insertions(+)

(limited to 'build/visual-studio')

diff --git a/build/visual-studio/slang/slang.vcxproj b/build/visual-studio/slang/slang.vcxproj
index a2cdcbb50..162419d0c 100644
--- a/build/visual-studio/slang/slang.vcxproj
+++ b/build/visual-studio/slang/slang.vcxproj
@@ -364,6 +364,7 @@ IF EXIST ..\..\..\external\slang-binaries\bin\windows-aarch64\slang-glslang.dll\
     <ClInclude Include="..\..\..\source\slang\slang-ir-layout.h" />
     <ClInclude Include="..\..\..\source\slang\slang-ir-legalize-varying-params.h" />
     <ClInclude Include="..\..\..\source\slang\slang-ir-link.h" />
+    <ClInclude Include="..\..\..\source\slang\slang-ir-liveness.h" />
     <ClInclude Include="..\..\..\source\slang\slang-ir-lower-bit-cast.h" />
     <ClInclude Include="..\..\..\source\slang\slang-ir-lower-existential.h" />
     <ClInclude Include="..\..\..\source\slang\slang-ir-lower-generic-call.h" />
@@ -501,6 +502,7 @@ IF EXIST ..\..\..\external\slang-binaries\bin\windows-aarch64\slang-glslang.dll\
     <ClCompile Include="..\..\..\source\slang\slang-ir-legalize-types.cpp" />
     <ClCompile Include="..\..\..\source\slang\slang-ir-legalize-varying-params.cpp" />
     <ClCompile Include="..\..\..\source\slang\slang-ir-link.cpp" />
+    <ClCompile Include="..\..\..\source\slang\slang-ir-liveness.cpp" />
     <ClCompile Include="..\..\..\source\slang\slang-ir-lower-bit-cast.cpp" />
     <ClCompile Include="..\..\..\source\slang\slang-ir-lower-existential.cpp" />
     <ClCompile Include="..\..\..\source\slang\slang-ir-lower-generic-call.cpp" />
diff --git a/build/visual-studio/slang/slang.vcxproj.filters b/build/visual-studio/slang/slang.vcxproj.filters
index e088ebbd0..e6f7e21e9 100644
--- a/build/visual-studio/slang/slang.vcxproj.filters
+++ b/build/visual-studio/slang/slang.vcxproj.filters
@@ -189,6 +189,9 @@
     <ClInclude Include="..\..\..\source\slang\slang-ir-link.h">
       <Filter>Header Files</Filter>
     </ClInclude>
+    <ClInclude Include="..\..\..\source\slang\slang-ir-liveness.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
     <ClInclude Include="..\..\..\source\slang\slang-ir-lower-bit-cast.h">
       <Filter>Header Files</Filter>
     </ClInclude>
@@ -596,6 +599,9 @@
     <ClCompile Include="..\..\..\source\slang\slang-ir-link.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
+    <ClCompile Include="..\..\..\source\slang\slang-ir-liveness.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
     <ClCompile Include="..\..\..\source\slang\slang-ir-lower-bit-cast.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
-- 
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