From be91eab68d8578c05133ab9e496c9d0b0ff0939b Mon Sep 17 00:00:00 2001
From: Shushi Hong <820958424@qq.com>
Date: Tue, 9 Sep 2025 14:44:37 -0400
Subject: [PATCH 1/8] Add libxml2 to LLVM dependencies installation

---
 .github/workflows/main.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index d1934eade49a..0b59f8996cbe 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -110,7 +110,7 @@ jobs:
       - name: Install LLVM dependencies
         shell: cmd /C call {0}
         run: |
-          conda install -c conda-forge llvmdev cmake ninja zlib
+          conda install -c conda-forge llvmdev cmake ninja zlib libxml2
       - name: Install TVM
         shell: cmd /C call {0}
         run: |

From 8f688fb25d41b377176ce5a3ca4e73d486eccf06 Mon Sep 17 00:00:00 2001
From: Shushi Hong <820958424@qq.com>
Date: Tue, 9 Sep 2025 14:48:03 -0400
Subject: [PATCH 2/8] Add support for finding libxml2 on Windows

---
 cmake/utils/FindLLVM.cmake | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/cmake/utils/FindLLVM.cmake b/cmake/utils/FindLLVM.cmake
index 2a243b06c85d..5ca0e609b649 100644
--- a/cmake/utils/FindLLVM.cmake
+++ b/cmake/utils/FindLLVM.cmake
@@ -211,7 +211,23 @@ macro(find_llvm use_llvm)
         endif()
       elseif("${__flag}" STREQUAL "-lxml2")
         message(STATUS "LLVM links against xml2")
-        list(APPEND LLVM_LIBS "-lxml2")
+        if(WIN32)
+          find_library(XML2_LIBRARY 
+            NAMES xml2 libxml2
+            PATHS ${CMAKE_PREFIX_PATH}/Library/lib
+                  ${CMAKE_PREFIX_PATH}/lib
+            NO_DEFAULT_PATH
+          )
+          if(XML2_LIBRARY)
+            list(APPEND LLVM_LIBS "${XML2_LIBRARY}")
+            message(STATUS "Found libxml2: ${XML2_LIBRARY}")
+          else()
+            message(WARNING "libxml2 not found, LLVM linking may fail")
+            list(APPEND LLVM_LIBS "-lxml2")
+          endif()
+        else()
+          list(APPEND LLVM_LIBS "-lxml2")
+        endif()
       elseif("${__flag}" STREQUAL "zstd.dll.lib")
         message(STATUS "LLVM linker flag under LLVM libdir: ${__llvm_libdir}/zstd.lib")
         list(APPEND LLVM_LIBS "${__llvm_libdir}/zstd.lib")

From 63740a46034c75f2d68603bfc1d183e9a2175694 Mon Sep 17 00:00:00 2001
From: Shushi Hong <820958424@qq.com>
Date: Tue, 9 Sep 2025 14:49:33 -0400
Subject: [PATCH 3/8] Add libxml2 to build environment

---
 conda/build-environment.yaml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/conda/build-environment.yaml b/conda/build-environment.yaml
index f421404b347b..bba89ac78817 100644
--- a/conda/build-environment.yaml
+++ b/conda/build-environment.yaml
@@ -37,3 +37,4 @@ dependencies:
   - numpy
   - scipy
   - cython
+  - libxml2

From 959759ec052bdae853b156b557589309281fa67c Mon Sep 17 00:00:00 2001
From: Shushi Hong <820958424@qq.com>
Date: Tue, 9 Sep 2025 16:49:52 -0400
Subject: [PATCH 4/8] 1

---
 .github/workflows/main.yml | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 0b59f8996cbe..5c4159e9c922 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -110,7 +110,11 @@ jobs:
       - name: Install LLVM dependencies
         shell: cmd /C call {0}
         run: |
-          conda install -c conda-forge llvmdev cmake ninja zlib libxml2
+          conda install -c conda-forge llvmdev cmake ninja zlib libxml2-devel
+      - name: Create xml2.lib symlink for LLVM
+        shell: cmd /C call {0}
+        run: |
+          copy "%CONDA_PREFIX%\Library\lib\libxml2.lib" "%CONDA_PREFIX%\Library\lib\xml2.lib"
       - name: Install TVM
         shell: cmd /C call {0}
         run: |

From c90d5c19657f687517d6a34c1ab927e33d1e7567 Mon Sep 17 00:00:00 2001
From: Shushi Hong <820958424@qq.com>
Date: Tue, 9 Sep 2025 16:50:29 -0400
Subject: [PATCH 5/8] Change libxml2 to libxml2-devel in environment file

---
 conda/build-environment.yaml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/conda/build-environment.yaml b/conda/build-environment.yaml
index bba89ac78817..28650499ea7c 100644
--- a/conda/build-environment.yaml
+++ b/conda/build-environment.yaml
@@ -37,4 +37,4 @@ dependencies:
   - numpy
   - scipy
   - cython
-  - libxml2
+  - libxml2-devel

From e11b19eb3ea3135fd8fe9104e0788944257647b8 Mon Sep 17 00:00:00 2001
From: Shushi Hong <820958424@qq.com>
Date: Tue, 9 Sep 2025 16:52:02 -0400
Subject: [PATCH 6/8] Simplify libxml2 handling in FindLLVM.cmake

---
 cmake/utils/FindLLVM.cmake | 18 +-----------------
 1 file changed, 1 insertion(+), 17 deletions(-)

diff --git a/cmake/utils/FindLLVM.cmake b/cmake/utils/FindLLVM.cmake
index 5ca0e609b649..2a243b06c85d 100644
--- a/cmake/utils/FindLLVM.cmake
+++ b/cmake/utils/FindLLVM.cmake
@@ -211,23 +211,7 @@ macro(find_llvm use_llvm)
         endif()
       elseif("${__flag}" STREQUAL "-lxml2")
         message(STATUS "LLVM links against xml2")
-        if(WIN32)
-          find_library(XML2_LIBRARY 
-            NAMES xml2 libxml2
-            PATHS ${CMAKE_PREFIX_PATH}/Library/lib
-                  ${CMAKE_PREFIX_PATH}/lib
-            NO_DEFAULT_PATH
-          )
-          if(XML2_LIBRARY)
-            list(APPEND LLVM_LIBS "${XML2_LIBRARY}")
-            message(STATUS "Found libxml2: ${XML2_LIBRARY}")
-          else()
-            message(WARNING "libxml2 not found, LLVM linking may fail")
-            list(APPEND LLVM_LIBS "-lxml2")
-          endif()
-        else()
-          list(APPEND LLVM_LIBS "-lxml2")
-        endif()
+        list(APPEND LLVM_LIBS "-lxml2")
       elseif("${__flag}" STREQUAL "zstd.dll.lib")
         message(STATUS "LLVM linker flag under LLVM libdir: ${__llvm_libdir}/zstd.lib")
         list(APPEND LLVM_LIBS "${__llvm_libdir}/zstd.lib")

From 8621c4d476019312614bc5fa7086d4b265ee53ef Mon Sep 17 00:00:00 2001
From: Shushi Hong <820958424@qq.com>
Date: Tue, 9 Sep 2025 17:38:39 -0400
Subject: [PATCH 7/8] fix2

---
 cmake/utils/FindLLVM.cmake | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/cmake/utils/FindLLVM.cmake b/cmake/utils/FindLLVM.cmake
index 2a243b06c85d..09f4dcca7fd8 100644
--- a/cmake/utils/FindLLVM.cmake
+++ b/cmake/utils/FindLLVM.cmake
@@ -219,6 +219,10 @@ macro(find_llvm use_llvm)
         # If the library file ends in .lib try to also search the llvm_libdir
         message(STATUS "LLVM linker flag under LLVM libdir: ${__llvm_libdir}/${__flag}")
         list(APPEND LLVM_LIBS "${__llvm_libdir}/${__flag}")
+      elseif((__flag MATCHES ".lib$") AND (EXISTS "${__llvm_libdir}/lib${__flag}"))
+        # If the library file ends in .lib try to also search the llvm_libdir with lib prefix
+        message(STATUS "LLVM linker flag under LLVM libdir: ${__llvm_libdir}/lib${__flag}")
+        list(APPEND LLVM_LIBS "${__llvm_libdir}/lib${__flag}")
       else()
         message(STATUS "LLVM linker flag: ${__flag}")
         list(APPEND LLVM_LIBS "${__flag}")

From fcab586c6cea2cbf1b2297e4520e24aa7e96487a Mon Sep 17 00:00:00 2001
From: Shushi Hong <820958424@qq.com>
Date: Tue, 9 Sep 2025 17:39:42 -0400
Subject: [PATCH 8/8] fix3

---
 .github/workflows/main.yml | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 5c4159e9c922..7b55dade1429 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -111,10 +111,6 @@ jobs:
         shell: cmd /C call {0}
         run: |
           conda install -c conda-forge llvmdev cmake ninja zlib libxml2-devel
-      - name: Create xml2.lib symlink for LLVM
-        shell: cmd /C call {0}
-        run: |
-          copy "%CONDA_PREFIX%\Library\lib\libxml2.lib" "%CONDA_PREFIX%\Library\lib\xml2.lib"
       - name: Install TVM
         shell: cmd /C call {0}
         run: |