[Mesa-dev] [PATCH 4/4] radeonsi: convert to 64-bitness checks instead of doubles.

Dave Airlie airlied at gmail.com
Fri Jun 10 01:07:48 UTC 2016


From: Dave Airlie <airlied at redhat.com>

This converts to testing for 64-bit types and renames some things
in anticipation of 64-bit integer support.

Signed-off-by: Dave Airlie <airlied at redhat.com>
---
 src/gallium/drivers/radeon/radeon_llvm.h           |  7 +++---
 .../drivers/radeon/radeon_setup_tgsi_llvm.c        | 29 +++++++++++-----------
 src/gallium/drivers/radeonsi/si_shader.c           | 28 ++++++++++-----------
 3 files changed, 33 insertions(+), 31 deletions(-)

diff --git a/src/gallium/drivers/radeon/radeon_llvm.h b/src/gallium/drivers/radeon/radeon_llvm.h
index 3e11b36..ec16def 100644
--- a/src/gallium/drivers/radeon/radeon_llvm.h
+++ b/src/gallium/drivers/radeon/radeon_llvm.h
@@ -171,9 +171,10 @@ build_tgsi_intrinsic_nomem(
 		struct lp_build_emit_data * emit_data);
 
 LLVMValueRef
-radeon_llvm_emit_fetch_double(struct lp_build_tgsi_context *bld_base,
-			      LLVMValueRef ptr,
-			      LLVMValueRef ptr2);
+radeon_llvm_emit_fetch_64bit(struct lp_build_tgsi_context *bld_base,
+			     enum tgsi_opcode_type type,
+			     LLVMValueRef ptr,
+			     LLVMValueRef ptr2);
 
 LLVMValueRef radeon_llvm_saturate(struct lp_build_tgsi_context *bld_base,
                                   LLVMValueRef value);
diff --git a/src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c b/src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c
index 74b36ec..8084a20 100644
--- a/src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c
+++ b/src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c
@@ -111,8 +111,9 @@ emit_array_index(
 }
 
 LLVMValueRef
-radeon_llvm_emit_fetch_double(
+radeon_llvm_emit_fetch_64bit(
 	struct lp_build_tgsi_context *bld_base,
+	enum tgsi_opcode_type type,
 	LLVMValueRef ptr,
 	LLVMValueRef ptr2)
 {
@@ -129,7 +130,7 @@ radeon_llvm_emit_fetch_double(
 					result,
 					bitcast(bld_base, TGSI_TYPE_UNSIGNED, ptr2),
 					bld_base->int_bld.one, "");
-	return bitcast(bld_base, TGSI_TYPE_DOUBLE, result);
+	return bitcast(bld_base, type, result);
 }
 
 static LLVMValueRef
@@ -198,7 +199,7 @@ LLVMValueRef radeon_llvm_emit_fetch(struct lp_build_tgsi_context *bld_base,
 	switch(reg->Register.File) {
 	case TGSI_FILE_IMMEDIATE: {
 		LLVMTypeRef ctype = tgsi2llvmtype(bld_base, type);
-		if (type == TGSI_TYPE_DOUBLE) {
+		if (tgsi_type_is_64bit(type)) {
 			result = LLVMGetUndef(LLVMVectorType(LLVMIntTypeInContext(bld_base->base.gallivm->context, 32), bld_base->base.type.length * 2));
 			result = LLVMConstInsertElement(result,
 							bld->immediates[reg->Register.Index][swizzle],
@@ -214,10 +215,10 @@ LLVMValueRef radeon_llvm_emit_fetch(struct lp_build_tgsi_context *bld_base,
 
 	case TGSI_FILE_INPUT:
 		result = ctx->inputs[radeon_llvm_reg_index_soa(reg->Register.Index, swizzle)];
-		if (type == TGSI_TYPE_DOUBLE) {
+		if (tgsi_type_is_64bit(type)) {
 			ptr = result;
 			ptr2 = ctx->inputs[radeon_llvm_reg_index_soa(reg->Register.Index, swizzle + 1)];
-			return radeon_llvm_emit_fetch_double(bld_base, ptr, ptr2);
+			return radeon_llvm_emit_fetch_64bit(bld_base, type, ptr, ptr2);
 		}
 		break;
 
@@ -229,9 +230,9 @@ LLVMValueRef radeon_llvm_emit_fetch(struct lp_build_tgsi_context *bld_base,
 			break;
 		}
 		ptr = ctx->temps[reg->Register.Index * TGSI_NUM_CHANNELS + swizzle];
-		if (type == TGSI_TYPE_DOUBLE) {
+		if (tgsi_type_is_64bit(type)) {
 			ptr2 = ctx->temps[reg->Register.Index * TGSI_NUM_CHANNELS + swizzle + 1];
-			return radeon_llvm_emit_fetch_double(bld_base,
+			return radeon_llvm_emit_fetch_64bit(bld_base, type,
 						 LLVMBuildLoad(builder, ptr, ""),
 						 LLVMBuildLoad(builder, ptr2, ""));
 		}
@@ -240,9 +241,9 @@ LLVMValueRef radeon_llvm_emit_fetch(struct lp_build_tgsi_context *bld_base,
 
 	case TGSI_FILE_OUTPUT:
 		ptr = lp_get_output_ptr(bld, reg->Register.Index, swizzle);
-		if (type == TGSI_TYPE_DOUBLE) {
+		if (tgsi_type_is_64bit(type)) {
 			ptr2 = lp_get_output_ptr(bld, reg->Register.Index, swizzle + 1);
-			return radeon_llvm_emit_fetch_double(bld_base,
+			return radeon_llvm_emit_fetch_64bit(bld_base, type,
 						 LLVMBuildLoad(builder, ptr, ""),
 						 LLVMBuildLoad(builder, ptr2, ""));
 		}
@@ -425,7 +426,7 @@ void radeon_llvm_emit_store(
 	TGSI_FOR_EACH_DST0_ENABLED_CHANNEL( inst, chan_index ) {
 		LLVMValueRef value = dst[chan_index];
 
-		if (dtype == TGSI_TYPE_DOUBLE && (chan_index == 1 || chan_index == 3))
+		if (tgsi_type_is_64bit(dtype) && (chan_index == 1 || chan_index == 3))
 			continue;
 		if (inst->Instruction.Saturate)
 			value = radeon_llvm_saturate(bld_base, value);
@@ -436,7 +437,7 @@ void radeon_llvm_emit_store(
 			continue;
 		}
 
-		if (dtype != TGSI_TYPE_DOUBLE)
+		if (!tgsi_type_is_64bit(dtype))
 			value = bitcast(bld_base, TGSI_TYPE_FLOAT, value);
 
 		if (reg->Register.Indirect) {
@@ -475,7 +476,7 @@ void radeon_llvm_emit_store(
 			switch(reg->Register.File) {
 			case TGSI_FILE_OUTPUT:
 				temp_ptr = bld->outputs[reg->Register.Index][chan_index];
-				if (dtype == TGSI_TYPE_DOUBLE)
+				if (tgsi_type_is_64bit(dtype))
 					temp_ptr2 = bld->outputs[reg->Register.Index][chan_index + 1];
 				break;
 
@@ -487,7 +488,7 @@ void radeon_llvm_emit_store(
 					break;
 				}
 				temp_ptr = ctx->temps[ TGSI_NUM_CHANNELS * reg->Register.Index + chan_index];
-				if (dtype == TGSI_TYPE_DOUBLE)
+				if (tgsi_type_is_64bit(dtype))
 					temp_ptr2 = ctx->temps[ TGSI_NUM_CHANNELS * reg->Register.Index + chan_index + 1];
 
 				break;
@@ -495,7 +496,7 @@ void radeon_llvm_emit_store(
 			default:
 				return;
 			}
-			if (dtype != TGSI_TYPE_DOUBLE)
+			if (!tgsi_type_is_64bit(dtype))
 				LLVMBuildStore(builder, value, temp_ptr);
 			else {
 				LLVMValueRef ptr = LLVMBuildBitCast(builder, value,
diff --git a/src/gallium/drivers/radeonsi/si_shader.c b/src/gallium/drivers/radeonsi/si_shader.c
index ac943e2..754b4af 100644
--- a/src/gallium/drivers/radeonsi/si_shader.c
+++ b/src/gallium/drivers/radeonsi/si_shader.c
@@ -964,7 +964,7 @@ static LLVMValueRef buffer_load(struct lp_build_tgsi_context *bld_base,
 		return LLVMBuildBitCast(gallivm->builder, value, vec_type, "");
 	}
 
-	if (type != TGSI_TYPE_DOUBLE) {
+	if (!tgsi_type_is_64bit(type)) {
 		value = build_buffer_load(ctx, buffer, 4, NULL, base, offset,
 		                          0, 1, 0);
 
@@ -979,7 +979,7 @@ static LLVMValueRef buffer_load(struct lp_build_tgsi_context *bld_base,
 	value2 = build_buffer_load(ctx, buffer, 1, NULL, base, offset,
 	                           swizzle * 4 + 4, 1, 0);
 
-	return radeon_llvm_emit_fetch_double(bld_base, value, value2);
+	return radeon_llvm_emit_fetch_64bit(bld_base, type, value, value2);
 }
 
 /**
@@ -1011,12 +1011,12 @@ static LLVMValueRef lds_load(struct lp_build_tgsi_context *bld_base,
 			    lp_build_const_int32(gallivm, swizzle));
 
 	value = build_indexed_load(ctx, ctx->lds, dw_addr, false);
-	if (type == TGSI_TYPE_DOUBLE) {
+	if (tgsi_type_is_64bit(type)) {
 		LLVMValueRef value2;
 		dw_addr = lp_build_add(&bld_base->uint_bld, dw_addr,
 				       lp_build_const_int32(gallivm, swizzle + 1));
 		value2 = build_indexed_load(ctx, ctx->lds, dw_addr, false);
-		return radeon_llvm_emit_fetch_double(bld_base, value, value2);
+		return radeon_llvm_emit_fetch_64bit(bld_base, type, value, value2);
 	}
 
 	return LLVMBuildBitCast(gallivm->builder, value,
@@ -1230,15 +1230,15 @@ static LLVMValueRef fetch_input_gs(
 				   "llvm.SI.buffer.load.dword.i32.i32",
 				   ctx->i32, args, 9,
 				   LLVMReadOnlyAttribute | LLVMNoUnwindAttribute);
-	if (type == TGSI_TYPE_DOUBLE) {
+	if (tgsi_type_is_64bit(type)) {
 		LLVMValueRef value2;
 		args[2] = lp_build_const_int32(gallivm, (param * 4 + swizzle + 1) * 256);
 		value2 = lp_build_intrinsic(gallivm->builder,
 					    "llvm.SI.buffer.load.dword.i32.i32",
 					    ctx->i32, args, 9,
 					    LLVMReadOnlyAttribute | LLVMNoUnwindAttribute);
-		return radeon_llvm_emit_fetch_double(bld_base,
-						     value, value2);
+		return radeon_llvm_emit_fetch_64bit(bld_base, type,
+						    value, value2);
 	}
 	return LLVMBuildBitCast(gallivm->builder,
 				value,
@@ -1814,12 +1814,12 @@ static LLVMValueRef fetch_constant(
 	idx = reg->Register.Index * 4 + swizzle;
 
 	if (!reg->Register.Indirect && !reg->Dimension.Indirect) {
-		if (type != TGSI_TYPE_DOUBLE)
+		if (!tgsi_type_is_64bit(type))
 			return bitcast(bld_base, type, ctx->constants[buf][idx]);
 		else {
-			return radeon_llvm_emit_fetch_double(bld_base,
-							     ctx->constants[buf][idx],
-							     ctx->constants[buf][idx + 1]);
+			return radeon_llvm_emit_fetch_64bit(bld_base, type,
+							    ctx->constants[buf][idx],
+							    ctx->constants[buf][idx + 1]);
 		}
 	}
 
@@ -1842,7 +1842,7 @@ static LLVMValueRef fetch_constant(
 	result = buffer_load_const(base->gallivm->builder, bufp,
 				   addr, ctx->f32);
 
-	if (type != TGSI_TYPE_DOUBLE)
+	if (!tgsi_type_is_64bit(type))
 		result = bitcast(bld_base, type, result);
 	else {
 		LLVMValueRef addr2, result2;
@@ -1855,8 +1855,8 @@ static LLVMValueRef fetch_constant(
 		result2 = buffer_load_const(base->gallivm->builder, ctx->const_buffers[buf],
 				   addr2, ctx->f32);
 
-		result = radeon_llvm_emit_fetch_double(bld_base,
-					               result, result2);
+		result = radeon_llvm_emit_fetch_64bit(bld_base, type,
+						      result, result2);
 	}
 	return result;
 }
-- 
2.5.5



More information about the mesa-dev mailing list