Add vload_half helpers for ptx

The removes the vload_half unresolved calls from the nvptx libraries.

Reviewed-by: Jan Vesely <jan.vesely@rutgers.edu>
llvm-svn: 314998

1 files changed, 23 insertions, 0 deletions

diff --git a/libclc/ptx/lib/shared/vload_half_helpers.ll b/libclc/ptx/lib/shared/vload_half_helpers.ll
new file mode 100644
index 00000000000..f79d104d547
--- /dev/null
+++ b/libclc/ptx/lib/shared/vload_half_helpers.ll
@@ -0,0 +1,23 @@
+define float @__clc_vload_half_float_helper__private(half addrspace(0)* nocapture %ptr) nounwind alwaysinline {
+  %data = load half, half addrspace(0)* %ptr
+  %res = fpext half %data to float
+  ret float %res
+}
+
+define float @__clc_vload_half_float_helper__global(half addrspace(1)* nocapture %ptr) nounwind alwaysinline {
+  %data = load half, half addrspace(1)* %ptr
+  %res = fpext half %data to float
+  ret float %res
+}
+
+define float @__clc_vload_half_float_helper__local(half addrspace(3)* nocapture %ptr) nounwind alwaysinline {
+  %data = load half, half addrspace(3)* %ptr
+  %res = fpext half %data to float
+  ret float %res
+}
+
+define float @__clc_vload_half_float_helper__constant(half addrspace(4)* nocapture %ptr) nounwind alwaysinline {
+  %data = load half, half addrspace(4)* %ptr
+  %res = fpext half %data to float
+  ret float %res
+}