diff options
| author | Marek Olšák <marek.olsak@amd.com> | 2016-10-02 22:01:38 +0200 |
|---|---|---|
| committer | Marek Olšák <marek.olsak@amd.com> | 2016-10-04 16:12:16 +0200 |
| commit | 71a5cf6f3b8c6baee8ec71f1a2bef3b2efa5b91a (patch) | |
| tree | 219371e779730622f9143c03686ef1f263567cf3 /src/gallium | |
| parent | b2a694f079d6fc7c313c4e5882ea4154b307f984 (diff) | |
radeonsi: don't declare LDS in PS when ds_bpermute is used
I guess this is not needed because dead code elimination removes
the declaration.
Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
Reviewed-by: Edward O'Callaghan <funfunctor@folklore1984.net>
Diffstat (limited to 'src/gallium')
| -rw-r--r-- | src/gallium/drivers/radeonsi/si_pipe.c | 3 | ||||
| -rw-r--r-- | src/gallium/drivers/radeonsi/si_pipe.h | 1 | ||||
| -rw-r--r-- | src/gallium/drivers/radeonsi/si_shader.c | 7 |
3 files changed, 7 insertions, 4 deletions
diff --git a/src/gallium/drivers/radeonsi/si_pipe.c b/src/gallium/drivers/radeonsi/si_pipe.c index 43d63772ad..2aa679c61b 100644 --- a/src/gallium/drivers/radeonsi/si_pipe.c +++ b/src/gallium/drivers/radeonsi/si_pipe.c @@ -817,6 +817,9 @@ struct pipe_screen *radeonsi_screen_create(struct radeon_winsys *ws) sscreen->b.info.pfp_fw_version >= 121 && sscreen->b.info.me_fw_version >= 87); + sscreen->has_ds_bpermute = HAVE_LLVM >= 0x0309 && + sscreen->b.chip_class >= VI; + sscreen->b.has_cp_dma = true; sscreen->b.has_streamout = true; pipe_mutex_init(sscreen->shader_parts_mutex); diff --git a/src/gallium/drivers/radeonsi/si_pipe.h b/src/gallium/drivers/radeonsi/si_pipe.h index 558e185856..3cefee7ad2 100644 --- a/src/gallium/drivers/radeonsi/si_pipe.h +++ b/src/gallium/drivers/radeonsi/si_pipe.h @@ -83,6 +83,7 @@ struct si_screen { unsigned tess_offchip_block_dw_size; bool has_distributed_tess; bool has_draw_indirect_multi; + bool has_ds_bpermute; /* Whether shaders are monolithic (1-part) or separate (3-part). */ bool use_monolithic_shaders; diff --git a/src/gallium/drivers/radeonsi/si_shader.c b/src/gallium/drivers/radeonsi/si_shader.c index 7844ebdc89..30bf093b10 100644 --- a/src/gallium/drivers/radeonsi/si_shader.c +++ b/src/gallium/drivers/radeonsi/si_shader.c @@ -5009,8 +5009,6 @@ static void si_llvm_emit_ddxy( LLVMValueRef thread_id, tl, trbl, tl_tid, trbl_tid, val, args[2]; int idx; unsigned mask; - bool has_ds_bpermute = HAVE_LLVM >= 0x0309 && - ctx->screen->b.chip_class >= VI; thread_id = get_thread_id(ctx); @@ -5031,7 +5029,7 @@ static void si_llvm_emit_ddxy( val = LLVMBuildBitCast(gallivm->builder, emit_data->args[0], ctx->i32, ""); - if (has_ds_bpermute) { + if (ctx->screen->has_ds_bpermute) { args[0] = LLVMBuildMul(gallivm->builder, tl_tid, lp_build_const_int32(gallivm, 4), ""); args[1] = val; @@ -5738,7 +5736,8 @@ static void create_function(struct si_shader_context *ctx) for (; i < num_params; ++i) shader->info.num_input_vgprs += llvm_get_type_size(params[i]) / 4; - if (bld_base->info && + if (!ctx->screen->has_ds_bpermute && + bld_base->info && (bld_base->info->opcode_count[TGSI_OPCODE_DDX] > 0 || bld_base->info->opcode_count[TGSI_OPCODE_DDY] > 0 || bld_base->info->opcode_count[TGSI_OPCODE_DDX_FINE] > 0 || |