[Mesa-dev] [PATCH 12/15] ac: add basic nir -> llvm type helper

[Timothy Arceri]

---
 src/amd/common/ac_nir_to_llvm.c | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/src/amd/common/ac_nir_to_llvm.c b/src/amd/common/ac_nir_to_llvm.c
index 1ecdeca063..a38db0c9b7 100644
--- a/src/amd/common/ac_nir_to_llvm.c
+++ b/src/amd/common/ac_nir_to_llvm.c
@@ -151,20 +151,42 @@ struct nir_to_llvm_context {
 	uint64_t tess_patch_outputs_written;
 };
 
 static inline struct nir_to_llvm_context *
 nir_to_llvm_context_from_abi(struct ac_shader_abi *abi)
 {
 	struct nir_to_llvm_context *ctx = NULL;
 	return container_of(abi, ctx, abi);
 }
 
+static LLVMTypeRef
+nir2llvmtype(struct ac_nir_context *ctx,
+	     const struct glsl_type *type)
+{
+	switch (glsl_get_base_type(glsl_without_array(type))) {
+	case GLSL_TYPE_UINT:
+	case GLSL_TYPE_INT:
+		return ctx->ac.i32;
+	case GLSL_TYPE_UINT64:
+	case GLSL_TYPE_INT64:
+		return ctx->ac.i64;
+	case GLSL_TYPE_DOUBLE:
+		return ctx->ac.f64;
+	case GLSL_TYPE_FLOAT:
+		return ctx->ac.f32;
+	default:
+		assert(!"Unsupported type in nir2llvmtype()");
+		break;
+	}
+	return 0;
+}
+
 static LLVMValueRef get_sampler_desc(struct ac_nir_context *ctx,
 				     const nir_deref_var *deref,
 				     enum ac_descriptor_type desc_type,
 				     const nir_tex_instr *instr,
 				     bool image, bool write);
 
 static unsigned radeon_llvm_reg_index_soa(unsigned index, unsigned chan)
 {
 	return (index * 4) + chan;
 }
-- 
2.14.3