From 6ff06f5483952ba55d20a25be1f07829807111ad Mon Sep 17 00:00:00 2001
From: Martin Kroeker <martin@ruby.chemie.uni-freiburg.de>
Date: Mon, 21 Jul 2025 22:42:15 +0200
Subject: [PATCH 1/2] Add cross-compilation data for RISCV64 targets

---
 cmake/prebuild.cmake | 76 ++++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 74 insertions(+), 2 deletions(-)

diff --git a/cmake/prebuild.cmake b/cmake/prebuild.cmake
index fe592ed73..8cdfcdc60 100644
--- a/cmake/prebuild.cmake
+++ b/cmake/prebuild.cmake
@@ -1407,6 +1407,78 @@ endif ()
     set(ZGEMM_UNROLL_M 8)
     set(ZGEMM_UNROLL_N 2)
     set(SYMV_P 8)
+  elseif ("${TCORE}" STREQUAL "C910V")
+    file(APPEND ${TARGET_CONF_TEMP}
+      "#define L1_DATA_SIZE 32768\n"
+      "#define L1_DATA_LINESIZE 32\n"
+      "#define L2_SIZE 1048576\n"
+      "#define L2_LINESIZE 32 \n"
+      "#define DTB_DEFAULT_ENTRIES 128\n"
+      "#define DTB_SIZE 4096\n"
+      "#define L2_ASSOCIATIVE 4\n")
+    set(SGEMM_UNROLL_M 16)
+    set(SGEMM_UNROLL_N 4)
+    set(DGEMM_UNROLL_M 8)
+    set(DGEMM_UNROLL_N 4)
+    set(CGEMM_UNROLL_M 2)
+    set(CGEMM_UNROLL_N 2)
+    set(ZGEMM_UNROLL_M 2)
+    set(ZGEMM_UNROLL_N 2)
+    set(SYMV_P 16)
+  elseif ("${TCORE}" STREQUAL "x280")
+    file(APPEND ${TARGET_CONF_TEMP}
+      "#define L1_DATA_SIZE 64536\n"
+      "#define L1_LINESIZE 32 \n"
+      "#define L2_SIZE 262144\n"
+      "#define L2_LINESIZE 32 \n"
+      "#define DTB_DEFAULT_ENTRIES 128\n"
+      "#define DTB_SIZE 4096\n"
+      "#define L2_ASSOCIATIVE 4\n")
+    set(SGEMM_UNROLL_M 16)
+    set(SGEMM_UNROLL_N 8)
+    set(DGEMM_UNROLL_M 16)
+    set(DGEMM_UNROLL_N 8)
+    set(CGEMM_UNROLL_M 8)
+    set(CGEMM_UNROLL_N 4)
+    set(ZGEMM_UNROLL_M 8)
+    set(ZGEMM_UNROLL_N 4)
+    set(SYMV_P 16)
+  elseif ("${TCORE}" STREQUAL "RISCV64_ZVL128B")
+    file(APPEND ${TARGET_CONF_TEMP}
+      "#define L1_DATA_SIZE 32768\n"
+      "#define L1_DATA_LINESIZE 128\n"
+      "#define L2_SIZE 1048576\n"
+      "#define L2_LINESIZE 32 \n"
+      "#define DTB_DEFAULT_ENTRIES 128\n"
+      "#define DTB_SIZE 4096\n"
+      "#define L2_ASSOCIATIVE 4\n")
+    set(SGEMM_UNROLL_M 8)
+    set(SGEMM_UNROLL_N 8)
+    set(DGEMM_UNROLL_M 8)
+    set(DGEMM_UNROLL_N 4)
+    set(CGEMM_UNROLL_M 8)
+    set(CGEMM_UNROLL_N 4)
+    set(ZGEMM_UNROLL_M 4)
+    set(ZGEMM_UNROLL_N 4)
+    set(SYMV_P 16)
+  elseif ("${TCORE}" STREQUAL "RISCV64_ZVL256B")
+    file(APPEND ${TARGET_CONF_TEMP}
+      "#define L1_DATA_SIZE 32768\n"
+      "#define L1_DATA_LINESIZE 128\n"
+      "#define L2_SIZE 524288\n"
+      "#define L2_LINESIZE 128 \n"
+      "#define DTB_DEFAULT_ENTRIES 128\n"
+      "#define DTB_SIZE 4096\n"
+      "#define L2_ASSOCIATIVE 4\n")
+    set(SGEMM_UNROLL_M 16)
+    set(SGEMM_UNROLL_N 8)
+    set(DGEMM_UNROLL_M 8)
+    set(DGEMM_UNROLL_N 8)
+    set(CGEMM_UNROLL_M 8)
+    set(CGEMM_UNROLL_N 8)
+    set(ZGEMM_UNROLL_M 8)
+    set(ZGEMM_UNROLL_N 4)
+    set(SYMV_P 16)
   elseif ("${TCORE}" STREQUAL "GENERIC")
     file(APPEND ${TARGET_CONF_TEMP}
       "#define L1_DATA_SIZE 32768\n"
@@ -1418,9 +1490,9 @@ endif ()
       "#define L2_ASSOCIATIVE 8\n")
   elseif ("${TCORE}" STREQUAL "RISCV64_GENERIC")
     file(APPEND ${TARGET_CONF_TEMP}
-        "#define L1_DATA_SIZE 32768\n"
+      "#define L1_DATA_SIZE 64536\n"
       "#define L1_DATA_LINESIZE 32\n"
-      "#define L2_SIZE 1048576\n"
+      "#define L2_SIZE 262144\n"
       "#define L2_LINESIZE 32 \n"
       "#define DTB_DEFAULT_ENTRIES 128\n"
       "#define DTB_SIZE 4096\n"

From b24212f5dfdadf1728fac88ad166ba8bb1c48667 Mon Sep 17 00:00:00 2001
From: Martin Kroeker <martin@ruby.chemie.uni-freiburg.de>
Date: Mon, 21 Jul 2025 22:54:52 +0200
Subject: [PATCH 2/2] fix numbers

---
 cmake/prebuild.cmake | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/cmake/prebuild.cmake b/cmake/prebuild.cmake
index 8cdfcdc60..eea5eb5ed 100644
--- a/cmake/prebuild.cmake
+++ b/cmake/prebuild.cmake
@@ -1427,7 +1427,7 @@ endif ()
     set(SYMV_P 16)
   elseif ("${TCORE}" STREQUAL "x280")
     file(APPEND ${TARGET_CONF_TEMP}
-      "#define L1_DATA_SIZE 64536\n"
+      "#define L1_DATA_SIZE 65536\n"
       "#define L1_LINESIZE 32 \n"
       "#define L2_SIZE 262144\n"
       "#define L2_LINESIZE 32 \n"
@@ -1446,7 +1446,7 @@ endif ()
   elseif ("${TCORE}" STREQUAL "RISCV64_ZVL128B")
     file(APPEND ${TARGET_CONF_TEMP}
       "#define L1_DATA_SIZE 32768\n"
-      "#define L1_DATA_LINESIZE 128\n"
+      "#define L1_DATA_LINESIZE 32\n"
       "#define L2_SIZE 1048576\n"
       "#define L2_LINESIZE 32 \n"
       "#define DTB_DEFAULT_ENTRIES 128\n"
@@ -1463,10 +1463,10 @@ endif ()
     set(SYMV_P 16)
   elseif ("${TCORE}" STREQUAL "RISCV64_ZVL256B")
     file(APPEND ${TARGET_CONF_TEMP}
-      "#define L1_DATA_SIZE 32768\n"
-      "#define L1_DATA_LINESIZE 128\n"
-      "#define L2_SIZE 524288\n"
-      "#define L2_LINESIZE 128 \n"
+      "#define L1_DATA_SIZE 65536\n"
+      "#define L1_DATA_LINESIZE 32\n"
+      "#define L2_SIZE 262144\n"
+      "#define L2_LINESIZE 32 \n"
       "#define DTB_DEFAULT_ENTRIES 128\n"
       "#define DTB_SIZE 4096\n"
       "#define L2_ASSOCIATIVE 4\n")
@@ -1490,9 +1490,9 @@ endif ()
       "#define L2_ASSOCIATIVE 8\n")
   elseif ("${TCORE}" STREQUAL "RISCV64_GENERIC")
     file(APPEND ${TARGET_CONF_TEMP}
-      "#define L1_DATA_SIZE 64536\n"
+      "#define L1_DATA_SIZE 32768\n"
       "#define L1_DATA_LINESIZE 32\n"
-      "#define L2_SIZE 262144\n"
+      "#define L2_SIZE 1048576\n"
       "#define L2_LINESIZE 32 \n"
       "#define DTB_DEFAULT_ENTRIES 128\n"
       "#define DTB_SIZE 4096\n"