On Sun, Oct 28, 2012 at 07:20:25PM +0100, Vincent Lejeune wrote:
> ---
> src/gallium/drivers/r600/eg_asm.c | 17 ++++++++
> src/gallium/drivers/r600/r600_asm.c | 17 ++++++++
> src/gallium/drivers/r600/r600_asm.h | 2 +
> src/gallium/drivers/r600/r600_llvm.c | 71
> ++++++++++++++++++++++++++++----
> src/gallium/drivers/r600/r600_shader.c | 32 ++++++++++++--
> src/gallium/drivers/radeon/radeon_llvm.h | 3 ++
> 6 files changed, 130 insertions(+), 12 deletions(-)
>
Reviewed-by: Tom Stellard <thomas.stell...@amd.com>
> diff --git a/src/gallium/drivers/r600/eg_asm.c
> b/src/gallium/drivers/r600/eg_asm.c
> index 310d424..70dc94a 100644
> --- a/src/gallium/drivers/r600/eg_asm.c
> +++ b/src/gallium/drivers/r600/eg_asm.c
> @@ -145,3 +145,20 @@ int eg_bytecode_cf_build(struct r600_bytecode *bc,
> struct r600_bytecode_cf *cf)
> }
> return 0;
> }
> +
> +void eg_bytecode_export_read(struct r600_bytecode_output *output, uint32_t
> word0, uint32_t word1)
> +{
> + output->array_base = G_SQ_CF_ALLOC_EXPORT_WORD0_ARRAY_BASE(word0);
> + output->type = G_SQ_CF_ALLOC_EXPORT_WORD0_TYPE(word0);
> + output->gpr = G_SQ_CF_ALLOC_EXPORT_WORD0_RW_GPR(word0);
> + output->elem_size = G_SQ_CF_ALLOC_EXPORT_WORD0_ELEM_SIZE(word0);
> +
> + output->swizzle_x = G_SQ_CF_ALLOC_EXPORT_WORD1_SWIZ_SEL_X(word1);
> + output->swizzle_y = G_SQ_CF_ALLOC_EXPORT_WORD1_SWIZ_SEL_Y(word1);
> + output->swizzle_z = G_SQ_CF_ALLOC_EXPORT_WORD1_SWIZ_SEL_Z(word1);
> + output->swizzle_w = G_SQ_CF_ALLOC_EXPORT_WORD1_SWIZ_SEL_W(word1);
> + output->burst_count = G_SQ_CF_ALLOC_EXPORT_WORD1_BURST_COUNT(word1);
> + output->end_of_program =
> G_SQ_CF_ALLOC_EXPORT_WORD1_END_OF_PROGRAM(word1);
> + output->inst =
> EG_S_SQ_CF_ALLOC_EXPORT_WORD1_CF_INST(G_SQ_CF_ALLOC_EXPORT_WORD1_CF_INST(word1));
> + output->barrier = G_SQ_CF_ALLOC_EXPORT_WORD1_BARRIER(word1);
> +}
> diff --git a/src/gallium/drivers/r600/r600_asm.c
> b/src/gallium/drivers/r600/r600_asm.c
> index 51a2e4e..4cc1716 100644
> --- a/src/gallium/drivers/r600/r600_asm.c
> +++ b/src/gallium/drivers/r600/r600_asm.c
> @@ -2941,3 +2941,20 @@ void r600_bytecode_alu_read(struct r600_bytecode_alu
> *alu, uint32_t word0, uint3
> G_SQ_ALU_WORD1_OP2_UPDATE_EXECUTE_MASK(word1);
> }
> }
> +
> +void r600_bytecode_export_read(struct r600_bytecode_output *output, uint32_t
> word0, uint32_t word1)
> +{
> + output->array_base = G_SQ_CF_ALLOC_EXPORT_WORD0_ARRAY_BASE(word0);
> + output->type = G_SQ_CF_ALLOC_EXPORT_WORD0_TYPE(word0);
> + output->gpr = G_SQ_CF_ALLOC_EXPORT_WORD0_RW_GPR(word0);
> + output->elem_size = G_SQ_CF_ALLOC_EXPORT_WORD0_ELEM_SIZE(word0);
> +
> + output->swizzle_x = G_SQ_CF_ALLOC_EXPORT_WORD1_SWIZ_SEL_X(word1);
> + output->swizzle_y = G_SQ_CF_ALLOC_EXPORT_WORD1_SWIZ_SEL_Y(word1);
> + output->swizzle_z = G_SQ_CF_ALLOC_EXPORT_WORD1_SWIZ_SEL_Z(word1);
> + output->swizzle_w = G_SQ_CF_ALLOC_EXPORT_WORD1_SWIZ_SEL_W(word1);
> + output->burst_count = G_SQ_CF_ALLOC_EXPORT_WORD1_BURST_COUNT(word1);
> + output->end_of_program =
> G_SQ_CF_ALLOC_EXPORT_WORD1_END_OF_PROGRAM(word1);
> + output->inst =
> EG_S_SQ_CF_ALLOC_EXPORT_WORD1_CF_INST(G_SQ_CF_ALLOC_EXPORT_WORD1_CF_INST(word1));
> + output->barrier = G_SQ_CF_ALLOC_EXPORT_WORD1_BARRIER(word1);
> +}
> diff --git a/src/gallium/drivers/r600/r600_asm.h
> b/src/gallium/drivers/r600/r600_asm.h
> index 8a9f318..b6bd9e1 100644
> --- a/src/gallium/drivers/r600/r600_asm.h
> +++ b/src/gallium/drivers/r600/r600_asm.h
> @@ -242,5 +242,7 @@ void *r600_create_vertex_fetch_shader(struct pipe_context
> *ctx,
> void r700_bytecode_cf_vtx_build(uint32_t *bytecode, const struct
> r600_bytecode_cf *cf);
> int r700_bytecode_alu_build(struct r600_bytecode *bc, struct
> r600_bytecode_alu *alu, unsigned id);
> void r700_bytecode_alu_read(struct r600_bytecode_alu *alu, uint32_t word0,
> uint32_t word1);
> +void r600_bytecode_export_read(struct r600_bytecode_output *output, uint32_t
> word0, uint32_t word1);
> +void eg_bytecode_export_read(struct r600_bytecode_output *output, uint32_t
> word0, uint32_t word1);
>
> #endif
> diff --git a/src/gallium/drivers/r600/r600_llvm.c
> b/src/gallium/drivers/r600/r600_llvm.c
> index 321966e..c00bbab 100644
> --- a/src/gallium/drivers/r600/r600_llvm.c
> +++ b/src/gallium/drivers/r600/r600_llvm.c
> @@ -193,6 +193,9 @@ static void llvm_emit_epilogue(struct
> lp_build_tgsi_context * bld_base)
> struct radeon_llvm_context * ctx = radeon_llvm_context(bld_base);
> struct lp_build_context * base = &bld_base->base;
> unsigned i;
> +
> + unsigned color_count = 0;
> + boolean has_color = false;
>
> /* Add the necessary export instructions */
> for (i = 0; i < ctx->output_reg_count; i++) {
> @@ -201,20 +204,72 @@ static void llvm_emit_epilogue(struct
> lp_build_tgsi_context * bld_base)
> LLVMValueRef output;
> unsigned adjusted_reg_idx = i +
> ctx->reserved_reg_count;
> - LLVMValueRef reg_index = lp_build_const_int32(
> - base->gallivm,
> - radeon_llvm_reg_index_soa(adjusted_reg_idx,
> chan));
>
> output = LLVMBuildLoad(base->gallivm->builder,
> ctx->soa.outputs[i][chan], "");
>
> - lp_build_intrinsic_binary(
> - base->gallivm->builder,
> - "llvm.AMDGPU.store.output",
> - LLVMVoidTypeInContext(base->gallivm->context),
> - output, reg_index);
> + if (ctx->type == TGSI_PROCESSOR_VERTEX) {
> + LLVMValueRef reg_index = lp_build_const_int32(
> + base->gallivm,
> +
> radeon_llvm_reg_index_soa(adjusted_reg_idx, chan));
> + lp_build_intrinsic_binary(
> + base->gallivm->builder,
> + "llvm.AMDGPU.store.output",
> +
> LLVMVoidTypeInContext(base->gallivm->context),
> + output, reg_index);
> + } else if (ctx->type == TGSI_PROCESSOR_FRAGMENT) {
> + switch (ctx->r600_outputs[i].name) {
> + case TGSI_SEMANTIC_COLOR:
> + has_color = true;
> + if ( color_count/4 <
> ctx->color_buffer_count) {
> + if (ctx->fs_color_all) {
> + for (unsigned j = 0; j
> < ctx->color_buffer_count; j++) {
> + LLVMValueRef
> reg_index = lp_build_const_int32(
> +
> base->gallivm,
> + (j * 4)
> + chan);
> +
> lp_build_intrinsic_binary(
> +
> base->gallivm->builder,
> +
> "llvm.R600.store.pixel.color",
> +
> LLVMVoidTypeInContext(base->gallivm->context),
> + output,
> reg_index);
> + }
> + } else {
> + LLVMValueRef reg_index
> = lp_build_const_int32(
> + base->gallivm,
> +
> (color_count++/4) * 4 + chan);
> +
> lp_build_intrinsic_binary(
> +
> base->gallivm->builder,
> +
> "llvm.R600.store.pixel.color",
> +
> LLVMVoidTypeInContext(base->gallivm->context),
> + output,
> reg_index);
> + }
> + }
> + break;
> + case TGSI_SEMANTIC_POSITION:
> + if (chan != 2)
> + continue;
> + lp_build_intrinsic_unary(
> + base->gallivm->builder,
> + "llvm.R600.store.pixel.depth",
> +
> LLVMVoidTypeInContext(base->gallivm->context),
> + output);
> + break;
> + case TGSI_SEMANTIC_STENCIL:
> + if (chan != 1)
> + continue;
> + lp_build_intrinsic_unary(
> + base->gallivm->builder,
> + "llvm.R600.store.pixel.stencil",
> +
> LLVMVoidTypeInContext(base->gallivm->context),
> + output);
> + break;
> + }
> + }
> }
> }
> +
> + if (!has_color && ctx->type == TGSI_PROCESSOR_FRAGMENT)
> + lp_build_intrinsic(base->gallivm->builder,
> "llvm.R600.store.pixel.dummy", LLVMVoidTypeInContext(base->gallivm->context),
> 0, 0);
> }
>
> static void llvm_emit_tex(
> diff --git a/src/gallium/drivers/r600/r600_shader.c
> b/src/gallium/drivers/r600/r600_shader.c
> index c56efda..24469f3 100644
> --- a/src/gallium/drivers/r600/r600_shader.c
> +++ b/src/gallium/drivers/r600/r600_shader.c
> @@ -525,6 +525,21 @@ static int r600_vtx_from_byte_stream(struct
> r600_shader_ctx *ctx,
> return bytes_read;
> }
>
> +static int r600_export_from_byte_stream(struct r600_shader_ctx *ctx,
> + unsigned char * bytes, unsigned bytes_read)
> +{
> + struct r600_bytecode_output output;
> + memset(&output, 0, sizeof(struct r600_bytecode_output));
> + uint32_t word0 = i32_from_byte_stream(bytes, &bytes_read);
> + uint32_t word1 = i32_from_byte_stream(bytes, &bytes_read);
> + if (ctx->bc->chip_class >= EVERGREEN)
> + eg_bytecode_export_read(&output, word0,word1);
> + else
> + r600_bytecode_export_read(&output, word0,word1);
> + r600_bytecode_add_output(ctx->bc, &output);
> + return bytes_read;
> +}
> +
> static void r600_bytecode_from_byte_stream(struct r600_shader_ctx *ctx,
> unsigned char * bytes, unsigned num_bytes)
> {
> @@ -559,6 +574,10 @@ static void r600_bytecode_from_byte_stream(struct
> r600_shader_ctx *ctx,
> bytes_read = r600_vtx_from_byte_stream(ctx, bytes,
> bytes_read);
> break;
> + case 5:
> + bytes_read = r600_export_from_byte_stream(ctx, bytes,
> + bytes_read);
> + break;
> default:
> /* XXX: Error here */
> break;
> @@ -1351,7 +1370,10 @@ static int r600_shader_from_tgsi(struct r600_screen
> *rscreen,
> radeon_llvm_ctx.two_side = shader->two_side;
> radeon_llvm_ctx.face_input = ctx.face_gpr;
> radeon_llvm_ctx.r600_inputs = ctx.shader->input;
> + radeon_llvm_ctx.r600_outputs = ctx.shader->output;
> + radeon_llvm_ctx.color_buffer_count = MAX2(key.nr_cbufs , 1);
> radeon_llvm_ctx.chip_class = ctx.bc->chip_class;
> + radeon_llvm_ctx.fs_color_all = shader->fs_write_all &&
> (rscreen->chip_class >= EVERGREEN);
> mod = r600_tgsi_llvm(&radeon_llvm_ctx, tokens);
> if (debug_get_bool_option("R600_DUMP_SHADERS", FALSE)) {
> dump = 1;
> @@ -1721,10 +1743,12 @@ static int r600_shader_from_tgsi(struct r600_screen
> *rscreen,
> }
> }
> /* add output to bytecode */
> - for (i = 0; i < noutput; i++) {
> - r = r600_bytecode_add_output(ctx.bc, &output[i]);
> - if (r)
> - goto out_err;
> + if (!use_llvm || ctx.type != TGSI_PROCESSOR_FRAGMENT) {
> + for (i = 0; i < noutput; i++) {
> + r = r600_bytecode_add_output(ctx.bc, &output[i]);
> + if (r)
> + goto out_err;
> + }
> }
> /* add program end */
> if (ctx.bc->chip_class == CAYMAN)
> diff --git a/src/gallium/drivers/radeon/radeon_llvm.h
> b/src/gallium/drivers/radeon/radeon_llvm.h
> index 6118b11..61975c4 100644
> --- a/src/gallium/drivers/radeon/radeon_llvm.h
> +++ b/src/gallium/drivers/radeon/radeon_llvm.h
> @@ -59,6 +59,9 @@ struct radeon_llvm_context {
> unsigned face_input;
> unsigned two_side;
> struct r600_shader_io * r600_inputs;
> + struct r600_shader_io * r600_outputs;
> + unsigned color_buffer_count;
> + unsigned fs_color_all;
>
> /*=== Front end configuration ===*/
>
> --
> 1.7.11.7
>
> _______________________________________________
> mesa-dev mailing list
> mesa-dev@lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/mesa-dev
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