radeon/llvm: rework input fetch and output store

Cleanup the code and implement indirect addressing.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Tom Stellard <thomas.stellard@amd.com>

1 files changed, 19 insertions, 13 deletions

diff --git a/src/gallium/drivers/radeon/radeon_llvm.h b/src/gallium/drivers/radeon/radeon_llvm.h
index 4c01d68..1d4bd45 100644
--- a/src/gallium/drivers/radeon/radeon_llvm.h
+++ b/src/gallium/drivers/radeon/radeon_llvm.h
@@ -35,6 +35,7 @@
 #define RADEON_LLVM_MAX_OUTPUTS 32 * 4
 #define RADEON_LLVM_MAX_BRANCH_DEPTH 16
 #define RADEON_LLVM_MAX_LOOP_DEPTH 16
+#define RADEON_LLVM_MAX_ARRAYS 16
 
 #define RADEON_LLVM_MAX_SYSTEM_VALUES 4
 
@@ -117,35 +118,40 @@ struct radeon_llvm_context {
 	unsigned branch_depth;
 	unsigned loop_depth;
 
+	struct tgsi_declaration_range arrays[RADEON_LLVM_MAX_ARRAYS];
+	unsigned num_arrays;
 
 	LLVMValueRef main_fn;
 
 	struct gallivm_state gallivm;
 };
 
-static inline LLVMValueRef bitcast(
+static inline LLVMTypeRef tgsi2llvmtype(
 		struct lp_build_tgsi_context * bld_base,
-		enum tgsi_opcode_type type,
-		LLVMValueRef value
-)
+		enum tgsi_opcode_type type)
 {
-	LLVMBuilderRef builder = bld_base->base.gallivm->builder;
 	LLVMContextRef ctx = bld_base->base.gallivm->context;
-	LLVMTypeRef dst_type;
 
 	switch (type) {
 	case TGSI_TYPE_UNSIGNED:
 	case TGSI_TYPE_SIGNED:
-		dst_type = LLVMInt32TypeInContext(ctx);
-		break;
+		return LLVMInt32TypeInContext(ctx);
 	case TGSI_TYPE_UNTYPED:
 	case TGSI_TYPE_FLOAT:
-		dst_type = LLVMFloatTypeInContext(ctx);
-		break;
-	default:
-		dst_type = 0;
-		break;
+		return LLVMFloatTypeInContext(ctx);
+	default: break;
 	}
+	return 0;
+}
+
+static inline LLVMValueRef bitcast(
+		struct lp_build_tgsi_context * bld_base,
+		enum tgsi_opcode_type type,
+		LLVMValueRef value
+)
+{
+	LLVMBuilderRef builder = bld_base->base.gallivm->builder;
+	LLVMTypeRef dst_type = tgsi2llvmtype(bld_base, type);
 
 	if (dst_type)
 		return LLVMBuildBitCast(builder, value, dst_type, "");