AMDGPU: Use clang intrinsics for workitem builtins

v2: split into 2 patches
    use clang builtins for other intrinsics as well

v3: Fix warnings
    Switch r600 to use implictarg.ptr

Signed-off-by: Jan Vesely <jan.vesely@rutgers.edu>
llvm-svn: 276442

2 files changed, 3 insertions, 12 deletions

diff --git a/libclc/amdgpu/lib/SOURCES b/libclc/amdgpu/lib/SOURCES
index 39287bf23cb..403e1e73ded 100644
--- a/libclc/amdgpu/lib/SOURCES
+++ b/libclc/amdgpu/lib/SOURCES
@@ -1,10 +1,6 @@
 atomic/atomic.cl
 math/nextafter.cl
 math/sqrt.cl
-workitem/get_num_groups.ll
-workitem/get_local_size.ll
-workitem/get_global_size.ll
-workitem/get_work_dim.ll
 synchronization/barrier.cl
 image/get_image_width.cl
 image/get_image_height.cl
@@ -20,3 +16,6 @@ image/write_imagef.cl
 image/write_imagei.cl
 image/write_imageui.cl
 image/write_image_impl.ll
+workitem/get_num_groups.ll
+workitem/get_local_size.ll
+workitem/get_global_size.ll
diff --git a/libclc/amdgpu/lib/workitem/get_work_dim.ll b/libclc/amdgpu/lib/workitem/get_work_dim.ll
deleted file mode 100644
index 1f86b5e05f5..00000000000
--- a/libclc/amdgpu/lib/workitem/get_work_dim.ll
+++ /dev/null
@@ -1,8 +0,0 @@
-declare i32 @llvm.AMDGPU.read.workdim() nounwind readnone
-
-define i32 @get_work_dim() nounwind readnone alwaysinline {
-  %x = call i32 @llvm.AMDGPU.read.workdim() nounwind readnone , !range !0
-  ret i32 %x
-}
-
-!0 = !{ i32 1, i32 4 }