clover: Add an helper for checking if an IR is supported

Reviewed-by: Aaron Watry <awatry@gmail.com>
Reviewed-by: Karol Herbst <kherbst@redhat.com>
Reviewed-by: Francisco Jerez <currojerez@riseup.net>

src/gallium/state_trackers/clover/core/device.cpp

@@ -272,3 +272,9 @@ device::device_clc_version() const {
          debug_get_option("CLOVER_DEVICE_CLC_VERSION_OVERRIDE", "1.1");
    return device_clc_version;
 }
+
+bool
+device::supports_ir(enum pipe_shader_ir ir) const {
+   return pipe->get_shader_param(pipe, PIPE_SHADER_COMPUTE,
+                                 PIPE_SHADER_CAP_SUPPORTED_IRS) & (1 << ir);
+}

src/gallium/state_trackers/clover/core/device.hpp

@@ -82,6 +82,7 @@ namespace clover {
       enum pipe_shader_ir ir_format() const;
       std::string ir_target() const;
       enum pipe_endian endianness() const;
+      bool supports_ir(enum pipe_shader_ir ir) const;
 
       friend class command_queue;
       friend class root_resource;