================
@@ -363,10 +369,17 @@ function(add_libclc_builtin_set)
if( ARG_ARCH STREQUAL spirv OR ARG_ARCH STREQUAL spirv64 )
set( obj_suffix ${ARG_ARCH_SUFFIX}.spv )
set( libclc_builtins_lib ${LIBCLC_OUTPUT_LIBRARY_DIR}/${obj_suffix} )
- add_custom_command( OUTPUT ${libclc_builtins_lib}
- COMMAND ${llvm-spirv_exe} ${spvflags} -o ${libclc_builtins_lib}
${builtins_link_lib}
- DEPENDS ${llvm-spirv_target} ${builtins_link_lib}
${builtins_link_lib_tgt}
- )
+ if ( LIBCLC_USE_SPIRV_BACKEND )
+ add_custom_command( OUTPUT ${libclc_builtins_lib}
+ COMMAND ${clang_exe} --target=${ARG_TRIPLE} -x ir -o
${libclc_builtins_lib} ${builtins_link_lib}
----------------
frasercrmck wrote:
Good question! I'm not sure, to be honest. I tried using `-c` and it generates
a slightly larger file (6900 vs 6792). It seems to take a few fewer seconds to
do so, which is an upside. I haven't looked into what exactly it's doing.
https://github.com/llvm/llvm-project/pull/151347
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