ISPC: Support generation for multiple instruction sets

5 files changed, 78 insertions, 0 deletions

diff --git a/Tests/ISPC/ChainedStaticLibraries/CMakeLists.txt b/Tests/ISPC/ChainedStaticLibraries/CMakeLists.txt
new file mode 100644
index 0000000..bf0b57e
--- /dev/null
+++ b/Tests/ISPC/ChainedStaticLibraries/CMakeLists.txt
@@ -0,0 +1,22 @@
+
+cmake_minimum_required(VERSION 3.18)
+project(ISPCChainedStaticLibraries CXX ISPC)
+
+if(CMAKE_SIZEOF_VOID_P EQUAL 4)
+  set(CMAKE_ISPC_FLAGS "--arch=x86")
+endif()
+
+
+add_library(ispc_objects1 STATIC extra.ispc extra.cxx)
+add_library(ispc_objects2 STATIC simple.ispc)
+
+set_target_properties(ispc_objects1 PROPERTIES POSITION_INDEPENDENT_CODE ON)
+set_target_properties(ispc_objects1 PROPERTIES ISPC_INSTRUCTION_SETS "avx1-i32x16;avx2-i32x4")
+
+set_target_properties(ispc_objects2 PROPERTIES POSITION_INDEPENDENT_CODE ON)
+set_target_properties(ispc_objects2 PROPERTIES ISPC_INSTRUCTION_SETS "avx1-i32x16")
+
+target_link_libraries(ispc_objects2 PRIVATE ispc_objects1)
+
+add_executable(ISPCChainedStaticLibraries main.cxx)
+target_link_libraries(ISPCChainedStaticLibraries PUBLIC ispc_objects2)
diff --git a/Tests/ISPC/ChainedStaticLibraries/extra.cxx b/Tests/ISPC/ChainedStaticLibraries/extra.cxx
new file mode 100644
index 0000000..88ef3a7
--- /dev/null
+++ b/Tests/ISPC/ChainedStaticLibraries/extra.cxx
@@ -0,0 +1,17 @@
+#include <stdio.h>
+
+#include "extra.ispc.h"
+
+int extra()
+{
+  float vin[16], vout[16];
+  for (int i = 0; i < 16; ++i)
+    vin[i] = i;
+
+  ispc::extra(vin, vout, 16);
+
+  for (int i = 0; i < 16; ++i)
+    printf("%d: extra(%f) = %f\n", i, vin[i], vout[i]);
+
+  return 0;
+}
diff --git a/Tests/ISPC/ChainedStaticLibraries/extra.ispc b/Tests/ISPC/ChainedStaticLibraries/extra.ispc
new file mode 100644
index 0000000..5a4a442
--- /dev/null
+++ b/Tests/ISPC/ChainedStaticLibraries/extra.ispc
@@ -0,0 +1,12 @@
+
+export void extra(uniform float vin[], uniform float vout[],
+                   uniform int count) {
+    foreach (index = 0 ... count) {
+        float v = vin[index];
+        if (v < 3.)
+            v = v * v;
+        else
+            v = sqrt(v);
+        vout[index] = v;
+    }
+}
diff --git a/Tests/ISPC/ChainedStaticLibraries/main.cxx b/Tests/ISPC/ChainedStaticLibraries/main.cxx
new file mode 100644
index 0000000..4f1c9be
--- /dev/null
+++ b/Tests/ISPC/ChainedStaticLibraries/main.cxx
@@ -0,0 +1,15 @@
+#include <stdio.h>
+
+#include "simple.ispc.h"
+
+int main()
+{
+  float vin[16], vout[16];
+  for (int i = 0; i < 16; ++i)
+    vin[i] = i;
+
+  ispc::simple(vin, vout, 16);
+
+  for (int i = 0; i < 16; ++i)
+    printf("%d: simple(%f) = %f\n", i, vin[i], vout[i]);
+}
diff --git a/Tests/ISPC/ChainedStaticLibraries/simple.ispc b/Tests/ISPC/ChainedStaticLibraries/simple.ispc
new file mode 100644
index 0000000..70cb588
--- /dev/null
+++ b/Tests/ISPC/ChainedStaticLibraries/simple.ispc
@@ -0,0 +1,12 @@
+
+export void simple(uniform float vin[], uniform float vout[],
+                   uniform int count) {
+    foreach (index = 0 ... count) {
+        float v = vin[index];
+        if (v < 3.)
+            v = v * v;
+        else
+            v = sqrt(v);
+        vout[index] = v;
+    }
+}