[Mesa-dev] [PATCH 05/18] gallium/radeon: move r600-specific code to r600g

Tom Stellard tom at stellard.net
Tue Jul 28 08:48:59 PDT 2015


On Tue, Jul 28, 2015 at 12:05:40PM +0200, Marek Olšák wrote:
> From: Marek Olšák <marek.olsak at amd.com>
> 
Reviewed-by: Tom Stellard <thomas.stellard at amd.com>

> ---
>  src/gallium/drivers/r600/r600_llvm.c               | 152 ++++++++++++++++++++-
>  .../drivers/radeon/radeon_setup_tgsi_llvm.c        | 150 --------------------
>  2 files changed, 150 insertions(+), 152 deletions(-)
> 
> diff --git a/src/gallium/drivers/r600/r600_llvm.c b/src/gallium/drivers/r600/r600_llvm.c
> index f865549..9cd4357 100644
> --- a/src/gallium/drivers/r600/r600_llvm.c
> +++ b/src/gallium/drivers/r600/r600_llvm.c
> @@ -754,7 +754,131 @@ static struct lp_build_tgsi_action dot_action = {
>  	.intr_name = "llvm.AMDGPU.dp4"
>  };
>  
> +static void txd_fetch_args(
> +	struct lp_build_tgsi_context * bld_base,
> +	struct lp_build_emit_data * emit_data)
> +{
> +	const struct tgsi_full_instruction * inst = emit_data->inst;
> +
> +	LLVMValueRef coords[4];
> +	unsigned chan, src;
> +	for (src = 0; src < 3; src++) {
> +		for (chan = 0; chan < 4; chan++)
> +			coords[chan] = lp_build_emit_fetch(bld_base, inst, src, chan);
> +
> +		emit_data->args[src] = lp_build_gather_values(bld_base->base.gallivm,
> +				coords, 4);
> +	}
> +	emit_data->arg_count = 3;
> +	emit_data->dst_type = LLVMVectorType(bld_base->base.elem_type, 4);
> +}
> +
> +
> +static void txp_fetch_args(
> +	struct lp_build_tgsi_context * bld_base,
> +	struct lp_build_emit_data * emit_data)
> +{
> +	const struct tgsi_full_instruction * inst = emit_data->inst;
> +	LLVMValueRef src_w;
> +	unsigned chan;
> +	LLVMValueRef coords[5];
> +
> +	emit_data->dst_type = LLVMVectorType(bld_base->base.elem_type, 4);
> +	src_w = lp_build_emit_fetch(bld_base, emit_data->inst, 0, TGSI_CHAN_W);
> +
> +	for (chan = 0; chan < 3; chan++ ) {
> +		LLVMValueRef arg = lp_build_emit_fetch(bld_base,
> +						emit_data->inst, 0, chan);
> +		coords[chan] = lp_build_emit_llvm_binary(bld_base,
> +					TGSI_OPCODE_DIV, arg, src_w);
> +	}
> +	coords[3] = bld_base->base.one;
> +
> +	if ((inst->Texture.Texture == TGSI_TEXTURE_CUBE ||
> +	     inst->Texture.Texture == TGSI_TEXTURE_CUBE_ARRAY ||
> +	     inst->Texture.Texture == TGSI_TEXTURE_SHADOWCUBE ||
> +	     inst->Texture.Texture == TGSI_TEXTURE_SHADOWCUBE_ARRAY) &&
> +	    inst->Instruction.Opcode != TGSI_OPCODE_TXQ &&
> +	    inst->Instruction.Opcode != TGSI_OPCODE_TXQ_LZ) {
> +		radeon_llvm_emit_prepare_cube_coords(bld_base, emit_data, coords, NULL);
> +	}
>  
> +	emit_data->args[0] = lp_build_gather_values(bld_base->base.gallivm,
> +						coords, 4);
> +	emit_data->arg_count = 1;
> +}
> +
> +static void tex_fetch_args(
> +	struct lp_build_tgsi_context * bld_base,
> +	struct lp_build_emit_data * emit_data)
> +{
> +	const struct tgsi_full_instruction * inst = emit_data->inst;
> +
> +	LLVMValueRef coords[5];
> +	unsigned chan;
> +	for (chan = 0; chan < 4; chan++) {
> +		coords[chan] = lp_build_emit_fetch(bld_base, inst, 0, chan);
> +	}
> +
> +	if (inst->Instruction.Opcode == TGSI_OPCODE_TEX2 ||
> +		inst->Instruction.Opcode == TGSI_OPCODE_TXB2 ||
> +		inst->Instruction.Opcode == TGSI_OPCODE_TXL2) {
> +		/* These instructions have additional operand that should be packed
> +		 * into the cube coord vector by radeon_llvm_emit_prepare_cube_coords.
> +		 * That operand should be passed as a float value in the args array
> +		 * right after the coord vector. After packing it's not used anymore,
> +		 * that's why arg_count is not increased */
> +		coords[4] = lp_build_emit_fetch(bld_base, inst, 1, 0);
> +	}
> +
> +	if ((inst->Texture.Texture == TGSI_TEXTURE_CUBE ||
> +	     inst->Texture.Texture == TGSI_TEXTURE_CUBE_ARRAY ||
> +	     inst->Texture.Texture == TGSI_TEXTURE_SHADOWCUBE ||
> +	     inst->Texture.Texture == TGSI_TEXTURE_SHADOWCUBE_ARRAY) &&
> +	    inst->Instruction.Opcode != TGSI_OPCODE_TXQ &&
> +	    inst->Instruction.Opcode != TGSI_OPCODE_TXQ_LZ) {
> +		radeon_llvm_emit_prepare_cube_coords(bld_base, emit_data, coords, NULL);
> +	}
> +
> +	emit_data->arg_count = 1;
> +	emit_data->args[0] = lp_build_gather_values(bld_base->base.gallivm,
> +						coords, 4);
> +	emit_data->dst_type = LLVMVectorType(bld_base->base.elem_type, 4);
> +}
> +
> +static void txf_fetch_args(
> +	struct lp_build_tgsi_context * bld_base,
> +	struct lp_build_emit_data * emit_data)
> +{
> +	const struct tgsi_full_instruction * inst = emit_data->inst;
> +	struct lp_build_tgsi_soa_context *bld = lp_soa_context(bld_base);
> +	const struct tgsi_texture_offset * off = inst->TexOffsets;
> +	LLVMTypeRef offset_type = bld_base->int_bld.elem_type;
> +
> +	/* fetch tex coords */
> +	tex_fetch_args(bld_base, emit_data);
> +
> +	/* fetch tex offsets */
> +	if (inst->Texture.NumOffsets) {
> +		assert(inst->Texture.NumOffsets == 1);
> +
> +		emit_data->args[1] = LLVMConstBitCast(
> +			bld->immediates[off->Index][off->SwizzleX],
> +			offset_type);
> +		emit_data->args[2] = LLVMConstBitCast(
> +			bld->immediates[off->Index][off->SwizzleY],
> +			offset_type);
> +		emit_data->args[3] = LLVMConstBitCast(
> +			bld->immediates[off->Index][off->SwizzleZ],
> +			offset_type);
> +	} else {
> +		emit_data->args[1] = bld_base->int_bld.zero;
> +		emit_data->args[2] = bld_base->int_bld.zero;
> +		emit_data->args[3] = bld_base->int_bld.zero;
> +	}
> +
> +	emit_data->arg_count = 4;
> +}
>  
>  LLVMModuleRef r600_tgsi_llvm(
>  	struct radeon_llvm_context * ctx,
> @@ -790,18 +914,42 @@ LLVMModuleRef r600_tgsi_llvm(
>  	bld_base->op_actions[TGSI_OPCODE_DP3] = dot_action;
>  	bld_base->op_actions[TGSI_OPCODE_DP4] = dot_action;
>  	bld_base->op_actions[TGSI_OPCODE_DPH] = dot_action;
> +	bld_base->op_actions[TGSI_OPCODE_DDX].intr_name = "llvm.AMDGPU.ddx";
> +	bld_base->op_actions[TGSI_OPCODE_DDX].fetch_args = tex_fetch_args;
>  	bld_base->op_actions[TGSI_OPCODE_DDX].emit = llvm_emit_tex;
> +	bld_base->op_actions[TGSI_OPCODE_DDY].intr_name = "llvm.AMDGPU.ddy";
> +	bld_base->op_actions[TGSI_OPCODE_DDY].fetch_args = tex_fetch_args;
>  	bld_base->op_actions[TGSI_OPCODE_DDY].emit = llvm_emit_tex;
> +	bld_base->op_actions[TGSI_OPCODE_TEX].fetch_args = tex_fetch_args;
> +	bld_base->op_actions[TGSI_OPCODE_TEX].intr_name = "llvm.AMDGPU.tex";
>  	bld_base->op_actions[TGSI_OPCODE_TEX].emit = llvm_emit_tex;
> +	bld_base->op_actions[TGSI_OPCODE_TEX2].fetch_args = tex_fetch_args;
> +	bld_base->op_actions[TGSI_OPCODE_TEX2].intr_name = "llvm.AMDGPU.tex";
>  	bld_base->op_actions[TGSI_OPCODE_TEX2].emit = llvm_emit_tex;
> +	bld_base->op_actions[TGSI_OPCODE_TXB].fetch_args = tex_fetch_args;
> +	bld_base->op_actions[TGSI_OPCODE_TXB].intr_name = "llvm.AMDGPU.txb";
>  	bld_base->op_actions[TGSI_OPCODE_TXB].emit = llvm_emit_tex;
> +	bld_base->op_actions[TGSI_OPCODE_TXB2].fetch_args = tex_fetch_args;
> +	bld_base->op_actions[TGSI_OPCODE_TXB2].intr_name = "llvm.AMDGPU.txb";
>  	bld_base->op_actions[TGSI_OPCODE_TXB2].emit = llvm_emit_tex;
> +	bld_base->op_actions[TGSI_OPCODE_TXD].fetch_args = txd_fetch_args;
> +	bld_base->op_actions[TGSI_OPCODE_TXD].intr_name = "llvm.AMDGPU.txd";
>  	bld_base->op_actions[TGSI_OPCODE_TXD].emit = llvm_emit_tex;
> +	bld_base->op_actions[TGSI_OPCODE_TXF].fetch_args = txf_fetch_args;
> +	bld_base->op_actions[TGSI_OPCODE_TXF].intr_name = "llvm.AMDGPU.txf";
> +	bld_base->op_actions[TGSI_OPCODE_TXF].emit = llvm_emit_tex;
> +	bld_base->op_actions[TGSI_OPCODE_TXL].fetch_args = tex_fetch_args;
> +	bld_base->op_actions[TGSI_OPCODE_TXL].intr_name = "llvm.AMDGPU.txl";
>  	bld_base->op_actions[TGSI_OPCODE_TXL].emit = llvm_emit_tex;
> +	bld_base->op_actions[TGSI_OPCODE_TXL2].fetch_args = tex_fetch_args;
> +	bld_base->op_actions[TGSI_OPCODE_TXL2].intr_name = "llvm.AMDGPU.txl";
>  	bld_base->op_actions[TGSI_OPCODE_TXL2].emit = llvm_emit_tex;
> -	bld_base->op_actions[TGSI_OPCODE_TXF].emit = llvm_emit_tex;
> -	bld_base->op_actions[TGSI_OPCODE_TXQ].emit = llvm_emit_tex;
> +	bld_base->op_actions[TGSI_OPCODE_TXP].fetch_args = txp_fetch_args;
> +	bld_base->op_actions[TGSI_OPCODE_TXP].intr_name = "llvm.AMDGPU.tex";
>  	bld_base->op_actions[TGSI_OPCODE_TXP].emit = llvm_emit_tex;
> +	bld_base->op_actions[TGSI_OPCODE_TXQ].fetch_args = tex_fetch_args;
> +	bld_base->op_actions[TGSI_OPCODE_TXQ].intr_name = "llvm.AMDGPU.txq";
> +	bld_base->op_actions[TGSI_OPCODE_TXQ].emit = llvm_emit_tex;
>  	bld_base->op_actions[TGSI_OPCODE_CMP].emit = emit_cndlt;
>  
>  	lp_build_tgsi_llvm(bld_base, tokens);
> diff --git a/src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c b/src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c
> index 5a131f0..a7fa7cc 100644
> --- a/src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c
> +++ b/src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c
> @@ -860,132 +860,6 @@ void radeon_llvm_emit_prepare_cube_coords(
>  	memcpy(coords_arg, coords, sizeof(coords));
>  }
>  
> -static void txd_fetch_args(
> -	struct lp_build_tgsi_context * bld_base,
> -	struct lp_build_emit_data * emit_data)
> -{
> -	const struct tgsi_full_instruction * inst = emit_data->inst;
> -
> -	LLVMValueRef coords[4];
> -	unsigned chan, src;
> -	for (src = 0; src < 3; src++) {
> -		for (chan = 0; chan < 4; chan++)
> -			coords[chan] = lp_build_emit_fetch(bld_base, inst, src, chan);
> -
> -		emit_data->args[src] = lp_build_gather_values(bld_base->base.gallivm,
> -				coords, 4);
> -	}
> -	emit_data->arg_count = 3;
> -	emit_data->dst_type = LLVMVectorType(bld_base->base.elem_type, 4);
> -}
> -
> -
> -static void txp_fetch_args(
> -	struct lp_build_tgsi_context * bld_base,
> -	struct lp_build_emit_data * emit_data)
> -{
> -	const struct tgsi_full_instruction * inst = emit_data->inst;
> -	LLVMValueRef src_w;
> -	unsigned chan;
> -	LLVMValueRef coords[5];
> -
> -	emit_data->dst_type = LLVMVectorType(bld_base->base.elem_type, 4);
> -	src_w = lp_build_emit_fetch(bld_base, emit_data->inst, 0, TGSI_CHAN_W);
> -
> -	for (chan = 0; chan < 3; chan++ ) {
> -		LLVMValueRef arg = lp_build_emit_fetch(bld_base,
> -						emit_data->inst, 0, chan);
> -		coords[chan] = lp_build_emit_llvm_binary(bld_base,
> -					TGSI_OPCODE_DIV, arg, src_w);
> -	}
> -	coords[3] = bld_base->base.one;
> -
> -	if ((inst->Texture.Texture == TGSI_TEXTURE_CUBE ||
> -	     inst->Texture.Texture == TGSI_TEXTURE_CUBE_ARRAY ||
> -	     inst->Texture.Texture == TGSI_TEXTURE_SHADOWCUBE ||
> -	     inst->Texture.Texture == TGSI_TEXTURE_SHADOWCUBE_ARRAY) &&
> -	    inst->Instruction.Opcode != TGSI_OPCODE_TXQ &&
> -	    inst->Instruction.Opcode != TGSI_OPCODE_TXQ_LZ) {
> -		radeon_llvm_emit_prepare_cube_coords(bld_base, emit_data, coords, NULL);
> -	}
> -
> -	emit_data->args[0] = lp_build_gather_values(bld_base->base.gallivm,
> -						coords, 4);
> -	emit_data->arg_count = 1;
> -}
> -
> -static void tex_fetch_args(
> -	struct lp_build_tgsi_context * bld_base,
> -	struct lp_build_emit_data * emit_data)
> -{
> -	const struct tgsi_full_instruction * inst = emit_data->inst;
> -
> -	LLVMValueRef coords[5];
> -	unsigned chan;
> -	for (chan = 0; chan < 4; chan++) {
> -		coords[chan] = lp_build_emit_fetch(bld_base, inst, 0, chan);
> -	}
> -
> -	if (inst->Instruction.Opcode == TGSI_OPCODE_TEX2 ||
> -		inst->Instruction.Opcode == TGSI_OPCODE_TXB2 ||
> -		inst->Instruction.Opcode == TGSI_OPCODE_TXL2) {
> -		/* These instructions have additional operand that should be packed
> -		 * into the cube coord vector by radeon_llvm_emit_prepare_cube_coords.
> -		 * That operand should be passed as a float value in the args array
> -		 * right after the coord vector. After packing it's not used anymore,
> -		 * that's why arg_count is not increased */
> -		coords[4] = lp_build_emit_fetch(bld_base, inst, 1, 0);
> -	}
> -
> -	if ((inst->Texture.Texture == TGSI_TEXTURE_CUBE ||
> -	     inst->Texture.Texture == TGSI_TEXTURE_CUBE_ARRAY ||
> -	     inst->Texture.Texture == TGSI_TEXTURE_SHADOWCUBE ||
> -	     inst->Texture.Texture == TGSI_TEXTURE_SHADOWCUBE_ARRAY) &&
> -	    inst->Instruction.Opcode != TGSI_OPCODE_TXQ &&
> -	    inst->Instruction.Opcode != TGSI_OPCODE_TXQ_LZ) {
> -		radeon_llvm_emit_prepare_cube_coords(bld_base, emit_data, coords, NULL);
> -	}
> -
> -	emit_data->arg_count = 1;
> -	emit_data->args[0] = lp_build_gather_values(bld_base->base.gallivm,
> -						coords, 4);
> -	emit_data->dst_type = LLVMVectorType(bld_base->base.elem_type, 4);
> -}
> -
> -static void txf_fetch_args(
> -	struct lp_build_tgsi_context * bld_base,
> -	struct lp_build_emit_data * emit_data)
> -{
> -	const struct tgsi_full_instruction * inst = emit_data->inst;
> -	struct lp_build_tgsi_soa_context *bld = lp_soa_context(bld_base);
> -	const struct tgsi_texture_offset * off = inst->TexOffsets;
> -	LLVMTypeRef offset_type = bld_base->int_bld.elem_type;
> -
> -	/* fetch tex coords */
> -	tex_fetch_args(bld_base, emit_data);
> -
> -	/* fetch tex offsets */
> -	if (inst->Texture.NumOffsets) {
> -		assert(inst->Texture.NumOffsets == 1);
> -
> -		emit_data->args[1] = LLVMConstBitCast(
> -			bld->immediates[off->Index][off->SwizzleX],
> -			offset_type);
> -		emit_data->args[2] = LLVMConstBitCast(
> -			bld->immediates[off->Index][off->SwizzleY],
> -			offset_type);
> -		emit_data->args[3] = LLVMConstBitCast(
> -			bld->immediates[off->Index][off->SwizzleZ],
> -			offset_type);
> -	} else {
> -		emit_data->args[1] = bld_base->int_bld.zero;
> -		emit_data->args[2] = bld_base->int_bld.zero;
> -		emit_data->args[3] = bld_base->int_bld.zero;
> -	}
> -
> -	emit_data->arg_count = 4;
> -}
> -
>  static void emit_icmp(
>  		const struct lp_build_tgsi_action * action,
>  		struct lp_build_tgsi_context * bld_base,
> @@ -1565,10 +1439,6 @@ void radeon_llvm_context_init(struct radeon_llvm_context * ctx)
>  	bld_base->op_actions[TGSI_OPCODE_DSGE].emit = emit_dcmp;
>  	bld_base->op_actions[TGSI_OPCODE_DSLT].emit = emit_dcmp;
>  	bld_base->op_actions[TGSI_OPCODE_DSNE].emit = emit_dcmp;
> -	bld_base->op_actions[TGSI_OPCODE_DDX].intr_name = "llvm.AMDGPU.ddx";
> -	bld_base->op_actions[TGSI_OPCODE_DDX].fetch_args = tex_fetch_args;
> -	bld_base->op_actions[TGSI_OPCODE_DDY].intr_name = "llvm.AMDGPU.ddy";
> -	bld_base->op_actions[TGSI_OPCODE_DDY].fetch_args = tex_fetch_args;
>  	bld_base->op_actions[TGSI_OPCODE_DRSQ].emit = build_tgsi_intrinsic_nomem;
>  	bld_base->op_actions[TGSI_OPCODE_DRSQ].intr_name = "llvm.AMDGPU.rsq.f64";
>  	bld_base->op_actions[TGSI_OPCODE_DSQRT].emit = build_tgsi_intrinsic_nomem;
> @@ -1640,26 +1510,6 @@ void radeon_llvm_context_init(struct radeon_llvm_context * ctx)
>  	bld_base->op_actions[TGSI_OPCODE_SQRT].emit = build_tgsi_intrinsic_nomem;
>  	bld_base->op_actions[TGSI_OPCODE_SQRT].intr_name = "llvm.sqrt.f32";
>  	bld_base->op_actions[TGSI_OPCODE_SSG].emit = emit_ssg;
> -	bld_base->op_actions[TGSI_OPCODE_TEX].fetch_args = tex_fetch_args;
> -	bld_base->op_actions[TGSI_OPCODE_TEX].intr_name = "llvm.AMDGPU.tex";
> -	bld_base->op_actions[TGSI_OPCODE_TEX2].fetch_args = tex_fetch_args;
> -	bld_base->op_actions[TGSI_OPCODE_TEX2].intr_name = "llvm.AMDGPU.tex";
> -	bld_base->op_actions[TGSI_OPCODE_TXB].fetch_args = tex_fetch_args;
> -	bld_base->op_actions[TGSI_OPCODE_TXB].intr_name = "llvm.AMDGPU.txb";
> -	bld_base->op_actions[TGSI_OPCODE_TXB2].fetch_args = tex_fetch_args;
> -	bld_base->op_actions[TGSI_OPCODE_TXB2].intr_name = "llvm.AMDGPU.txb";
> -	bld_base->op_actions[TGSI_OPCODE_TXD].fetch_args = txd_fetch_args;
> -	bld_base->op_actions[TGSI_OPCODE_TXD].intr_name = "llvm.AMDGPU.txd";
> -	bld_base->op_actions[TGSI_OPCODE_TXF].fetch_args = txf_fetch_args;
> -	bld_base->op_actions[TGSI_OPCODE_TXF].intr_name = "llvm.AMDGPU.txf";
> -	bld_base->op_actions[TGSI_OPCODE_TXL].fetch_args = tex_fetch_args;
> -	bld_base->op_actions[TGSI_OPCODE_TXL].intr_name = "llvm.AMDGPU.txl";
> -	bld_base->op_actions[TGSI_OPCODE_TXL2].fetch_args = tex_fetch_args;
> -	bld_base->op_actions[TGSI_OPCODE_TXL2].intr_name = "llvm.AMDGPU.txl";
> -	bld_base->op_actions[TGSI_OPCODE_TXP].fetch_args = txp_fetch_args;
> -	bld_base->op_actions[TGSI_OPCODE_TXP].intr_name = "llvm.AMDGPU.tex";
> -	bld_base->op_actions[TGSI_OPCODE_TXQ].fetch_args = tex_fetch_args;
> -	bld_base->op_actions[TGSI_OPCODE_TXQ].intr_name = "llvm.AMDGPU.txq";
>  	bld_base->op_actions[TGSI_OPCODE_TRUNC].emit = build_tgsi_intrinsic_nomem;
>  	bld_base->op_actions[TGSI_OPCODE_TRUNC].intr_name = "llvm.AMDGPU.trunc";
>  	bld_base->op_actions[TGSI_OPCODE_UADD].emit = emit_uadd;
> -- 
> 2.1.4
> 
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