radeonsi: Add option for SI scheduler
[mesa.git] / src / gallium / drivers / radeonsi / si_pipe.c
index 8b4246cfeff096f2f081f0692e5437bf0d45f086..f483f921951ce612b7f71efa94daae6af1277ad6 100644 (file)
 #include "util/u_memory.h"
 #include "vl/vl_decoder.h"
 
-#include <llvm-c/Target.h>
-#include <llvm-c/TargetMachine.h>
-
 /*
  * pipe_context
  */
 static void si_destroy_context(struct pipe_context *context)
 {
        struct si_context *sctx = (struct si_context *)context;
+       int i;
 
        si_release_all_descriptors(sctx);
 
        pipe_resource_reference(&sctx->esgs_ring, NULL);
        pipe_resource_reference(&sctx->gsvs_ring, NULL);
+       pipe_resource_reference(&sctx->tf_ring, NULL);
        pipe_resource_reference(&sctx->null_const_buf.buffer, NULL);
-       r600_resource_reference(&sctx->border_color_table, NULL);
+       r600_resource_reference(&sctx->border_color_buffer, NULL);
+       free(sctx->border_color_table);
        r600_resource_reference(&sctx->scratch_buffer, NULL);
+       sctx->b.ws->fence_reference(&sctx->last_gfx_fence, NULL);
 
        si_pm4_free_state(sctx, sctx->init_config, ~0);
-       si_pm4_delete_state(sctx, gs_rings, sctx->gs_rings);
-       si_pm4_delete_state(sctx, gs_onoff, sctx->gs_on);
-       si_pm4_delete_state(sctx, gs_onoff, sctx->gs_off);
+       if (sctx->init_config_gs_rings)
+               si_pm4_free_state(sctx, sctx->init_config_gs_rings, ~0);
+       for (i = 0; i < Elements(sctx->vgt_shader_config); i++)
+               si_pm4_delete_state(sctx, vgt_shader_config, sctx->vgt_shader_config[i]);
 
        if (sctx->pstipple_sampler_state)
                sctx->b.b.delete_sampler_state(&sctx->b.b, sctx->pstipple_sampler_state);
-       if (sctx->dummy_pixel_shader) {
-               sctx->b.b.delete_fs_state(&sctx->b.b, sctx->dummy_pixel_shader);
-       }
-       sctx->b.b.delete_depth_stencil_alpha_state(&sctx->b.b, sctx->custom_dsa_flush);
-       sctx->b.b.delete_blend_state(&sctx->b.b, sctx->custom_blend_resolve);
-       sctx->b.b.delete_blend_state(&sctx->b.b, sctx->custom_blend_decompress);
-       sctx->b.b.delete_blend_state(&sctx->b.b, sctx->custom_blend_fastclear);
+       if (sctx->fixed_func_tcs_shader.cso)
+               sctx->b.b.delete_tcs_state(&sctx->b.b, sctx->fixed_func_tcs_shader.cso);
+       if (sctx->custom_dsa_flush)
+               sctx->b.b.delete_depth_stencil_alpha_state(&sctx->b.b, sctx->custom_dsa_flush);
+       if (sctx->custom_blend_resolve)
+               sctx->b.b.delete_blend_state(&sctx->b.b, sctx->custom_blend_resolve);
+       if (sctx->custom_blend_decompress)
+               sctx->b.b.delete_blend_state(&sctx->b.b, sctx->custom_blend_decompress);
+       if (sctx->custom_blend_fastclear)
+               sctx->b.b.delete_blend_state(&sctx->b.b, sctx->custom_blend_fastclear);
        util_unreference_framebuffer_state(&sctx->framebuffer.state);
 
-       util_blitter_destroy(sctx->blitter);
-
-       si_pm4_cleanup(sctx);
+       if (sctx->blitter)
+               util_blitter_destroy(sctx->blitter);
 
        r600_common_context_cleanup(&sctx->b);
+
+#if HAVE_LLVM >= 0x0306
+       LLVMDisposeTargetMachine(sctx->tm);
+#endif
+
+       r600_resource_reference(&sctx->trace_buf, NULL);
+       r600_resource_reference(&sctx->last_trace_buf, NULL);
+       free(sctx->last_ib);
+       if (sctx->last_bo_list) {
+               for (i = 0; i < sctx->last_bo_count; i++)
+                       pb_reference(&sctx->last_bo_list[i].buf, NULL);
+               free(sctx->last_bo_list);
+       }
        FREE(sctx);
 }
 
-static struct pipe_context *si_create_context(struct pipe_screen *screen, void *priv)
+static enum pipe_reset_status
+si_amdgpu_get_reset_status(struct pipe_context *ctx)
+{
+       struct si_context *sctx = (struct si_context *)ctx;
+
+       return sctx->b.ws->ctx_query_reset_status(sctx->b.ctx);
+}
+
+static struct pipe_context *si_create_context(struct pipe_screen *screen,
+                                              void *priv, unsigned flags)
 {
        struct si_context *sctx = CALLOC_STRUCT(si_context);
        struct si_screen* sscreen = (struct si_screen *)screen;
        struct radeon_winsys *ws = sscreen->b.ws;
+       LLVMTargetRef r600_target;
+#if HAVE_LLVM >= 0x0306
+       const char *triple = "amdgcn--";
+#endif
        int shader, i;
 
-       if (sctx == NULL)
+       if (!sctx)
                return NULL;
 
+       if (sscreen->b.debug_flags & DBG_CHECK_VM)
+               flags |= PIPE_CONTEXT_DEBUG;
+
        sctx->b.b.screen = screen; /* this must be set first */
        sctx->b.b.priv = priv;
        sctx->b.b.destroy = si_destroy_context;
+       sctx->b.set_atom_dirty = (void *)si_set_atom_dirty;
        sctx->screen = sscreen; /* Easy accessing of screen/winsys. */
+       sctx->is_debug = (flags & PIPE_CONTEXT_DEBUG) != 0;
 
        if (!r600_common_context_init(&sctx->b, &sscreen->b))
                goto fail;
 
+       if (sscreen->b.info.drm_major == 3)
+               sctx->b.b.get_device_reset_status = si_amdgpu_get_reset_status;
+
        si_init_blit_functions(sctx);
        si_init_compute_functions(sctx);
+       si_init_cp_dma_functions(sctx);
+       si_init_debug_functions(sctx);
 
        if (sscreen->b.info.has_uvd) {
                sctx->b.b.create_video_codec = si_uvd_create_decoder;
@@ -101,37 +141,33 @@ static struct pipe_context *si_create_context(struct pipe_screen *screen, void *
                sctx->b.b.create_video_buffer = vl_video_buffer_create;
        }
 
-       sctx->b.rings.gfx.cs = ws->cs_create(ws, RING_GFX, si_context_gfx_flush,
-                                            sctx, sscreen->b.trace_bo ?
-                                               sscreen->b.trace_bo->cs_buf : NULL);
-       sctx->b.rings.gfx.flush = si_context_gfx_flush;
+       sctx->b.gfx.cs = ws->cs_create(sctx->b.ctx, RING_GFX, si_context_gfx_flush,
+                                      sctx, sscreen->b.trace_bo ?
+                                              sscreen->b.trace_bo->buf : NULL);
+       sctx->b.gfx.flush = si_context_gfx_flush;
 
-       si_init_all_descriptors(sctx);
-
-       /* Initialize cache_flush. */
-       sctx->cache_flush = si_atom_cache_flush;
-       sctx->atoms.s.cache_flush = &sctx->cache_flush;
-
-       sctx->msaa_sample_locs = si_atom_msaa_sample_locs;
-       sctx->atoms.s.msaa_sample_locs = &sctx->msaa_sample_locs;
-
-       sctx->msaa_config = si_atom_msaa_config;
-       sctx->atoms.s.msaa_config = &sctx->msaa_config;
+       /* Border colors. */
+       sctx->border_color_table = malloc(SI_MAX_BORDER_COLORS *
+                                         sizeof(*sctx->border_color_table));
+       if (!sctx->border_color_table)
+               goto fail;
 
-       sctx->atoms.s.streamout_begin = &sctx->b.streamout.begin_atom;
-       sctx->atoms.s.streamout_enable = &sctx->b.streamout.enable_atom;
+       sctx->border_color_buffer = (struct r600_resource*)
+               pipe_buffer_create(screen, PIPE_BIND_CUSTOM, PIPE_USAGE_DEFAULT,
+                                  SI_MAX_BORDER_COLORS *
+                                  sizeof(*sctx->border_color_table));
+       if (!sctx->border_color_buffer)
+               goto fail;
 
-       switch (sctx->b.chip_class) {
-       case SI:
-       case CIK:
-               si_init_state_functions(sctx);
-               si_init_shader_functions(sctx);
-               si_init_config(sctx);
-               break;
-       default:
-               R600_ERR("Unsupported chip class %d.\n", sctx->b.chip_class);
+       sctx->border_color_map =
+               ws->buffer_map(sctx->border_color_buffer->buf,
+                              NULL, PIPE_TRANSFER_WRITE);
+       if (!sctx->border_color_map)
                goto fail;
-       }
+
+       si_init_all_descriptors(sctx);
+       si_init_state_functions(sctx);
+       si_init_shader_functions(sctx);
 
        if (sscreen->b.debug_flags & DBG_FORCE_DMA)
                sctx->b.b.resource_copy_region = sctx->b.dma_copy;
@@ -141,6 +177,8 @@ static struct pipe_context *si_create_context(struct pipe_screen *screen, void *
                goto fail;
        sctx->blitter->draw_rectangle = r600_draw_rectangle;
 
+       sctx->sample_mask.sample_mask = 0xffff;
+
        /* these must be last */
        si_begin_new_cs(sctx);
        r600_query_init_backend_mask(&sctx->b); /* this emits commands and must be last */
@@ -150,6 +188,8 @@ static struct pipe_context *si_create_context(struct pipe_screen *screen, void *
        if (sctx->b.chip_class == CIK) {
                sctx->null_const_buf.buffer = pipe_buffer_create(screen, PIPE_BIND_CONSTANT_BUFFER,
                                                                 PIPE_USAGE_DEFAULT, 16);
+               if (!sctx->null_const_buf.buffer)
+                       goto fail;
                sctx->null_const_buf.buffer_size = sctx->null_const_buf.buffer->width0;
 
                for (shader = 0; shader < SI_NUM_SHADERS; shader++) {
@@ -168,10 +208,26 @@ static struct pipe_context *si_create_context(struct pipe_screen *screen, void *
         * this for non-cs shaders.  Using the wrong value here can result in
         * GPU lockups, but the maximum value seems to always work.
         */
-       sctx->scratch_waves = 32 * sscreen->b.info.max_compute_units;
+       sctx->scratch_waves = 32 * sscreen->b.info.num_good_compute_units;
+
+#if HAVE_LLVM >= 0x0306
+       /* Initialize LLVM TargetMachine */
+       r600_target = radeon_llvm_get_r600_target(triple);
+       sctx->tm = LLVMCreateTargetMachine(r600_target, triple,
+                                          r600_get_llvm_processor_name(sscreen->b.family),
+#if HAVE_LLVM >= 0x0308
+                                          sscreen->b.debug_flags & DBG_SI_SCHED ?
+                                               "+DumpCode,+vgpr-spilling,+si-scheduler" :
+#endif
+                                               "+DumpCode,+vgpr-spilling",
+                                          LLVMCodeGenLevelDefault,
+                                          LLVMRelocDefault,
+                                          LLVMCodeModelDefault);
+#endif
 
        return &sctx->b.b;
 fail:
+       fprintf(stderr, "radeonsi: Failed to create a context.\n");
        si_destroy_context(&sctx->b.b);
        return NULL;
 }
@@ -219,6 +275,8 @@ static int si_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
        case PIPE_CAP_START_INSTANCE:
        case PIPE_CAP_NPOT_TEXTURES:
        case PIPE_CAP_MIXED_FRAMEBUFFER_SIZES:
+       case PIPE_CAP_VERTEX_COLOR_CLAMPED:
+       case PIPE_CAP_FRAGMENT_COLOR_CLAMPED:
         case PIPE_CAP_PREFER_BLIT_BASED_TEXTURE_TRANSFER:
        case PIPE_CAP_TGSI_INSTANCEID:
        case PIPE_CAP_COMPUTE:
@@ -233,51 +291,74 @@ static int si_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
        case PIPE_CAP_TGSI_VS_WINDOW_SPACE_POSITION:
        case PIPE_CAP_POLYGON_OFFSET_CLAMP:
        case PIPE_CAP_MULTISAMPLE_Z_RESOLVE:
+       case PIPE_CAP_QUADS_FOLLOW_PROVOKING_VERTEX_CONVENTION:
+       case PIPE_CAP_TGSI_TEXCOORD:
+       case PIPE_CAP_TGSI_FS_FINE_DERIVATIVE:
+       case PIPE_CAP_CONDITIONAL_RENDER_INVERTED:
+       case PIPE_CAP_TEXTURE_FLOAT_LINEAR:
+       case PIPE_CAP_TEXTURE_HALF_FLOAT_LINEAR:
+       case PIPE_CAP_SHAREABLE_SHADERS:
+       case PIPE_CAP_DEPTH_BOUNDS_TEST:
+       case PIPE_CAP_SAMPLER_VIEW_TARGET:
+       case PIPE_CAP_TEXTURE_QUERY_LOD:
+       case PIPE_CAP_TEXTURE_GATHER_SM5:
+       case PIPE_CAP_TGSI_TXQS:
+       case PIPE_CAP_FORCE_PERSAMPLE_INTERP:
+       case PIPE_CAP_COPY_BETWEEN_COMPRESSED_AND_PLAIN_FORMATS:
+       case PIPE_CAP_TGSI_FS_POSITION_IS_SYSVAL:
+       case PIPE_CAP_TGSI_FS_FACE_IS_INTEGER_SYSVAL:
+       case PIPE_CAP_INVALIDATE_BUFFER:
                return 1;
 
        case PIPE_CAP_RESOURCE_FROM_USER_MEMORY:
                return !SI_BIG_ENDIAN && sscreen->b.info.has_userptr;
 
+       case PIPE_CAP_DEVICE_RESET_STATUS_QUERY:
+               return (sscreen->b.info.drm_major == 2 &&
+                       sscreen->b.info.drm_minor >= 43) ||
+                      sscreen->b.info.drm_major == 3;
+
        case PIPE_CAP_TEXTURE_MULTISAMPLE:
                /* 2D tiling on CIK is supported since DRM 2.35.0 */
                return sscreen->b.chip_class < CIK ||
-                      sscreen->b.info.drm_minor >= 35;
+                      (sscreen->b.info.drm_major == 2 &&
+                       sscreen->b.info.drm_minor >= 35) ||
+                      sscreen->b.info.drm_major == 3;
 
         case PIPE_CAP_MIN_MAP_BUFFER_ALIGNMENT:
                 return R600_MAP_BUFFER_ALIGNMENT;
 
        case PIPE_CAP_CONSTANT_BUFFER_OFFSET_ALIGNMENT:
        case PIPE_CAP_TEXTURE_BUFFER_OFFSET_ALIGNMENT:
+       case PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS:
                return 4;
 
        case PIPE_CAP_GLSL_FEATURE_LEVEL:
-               return 330;
+               return HAVE_LLVM >= 0x0307 ? 410 : 330;
 
        case PIPE_CAP_MAX_TEXTURE_BUFFER_SIZE:
                return MIN2(sscreen->b.info.vram_size, 0xFFFFFFFF);
 
-       case PIPE_CAP_TEXTURE_QUERY_LOD:
-       case PIPE_CAP_TEXTURE_GATHER_SM5:
-               return HAVE_LLVM >= 0x0305;
-       case PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS:
-               return HAVE_LLVM >= 0x0305 ? 4 : 0;
-
        /* Unsupported features. */
        case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT:
        case PIPE_CAP_TGSI_CAN_COMPACT_CONSTANTS:
-       case PIPE_CAP_FRAGMENT_COLOR_CLAMPED:
-       case PIPE_CAP_VERTEX_COLOR_CLAMPED:
-       case PIPE_CAP_QUADS_FOLLOW_PROVOKING_VERTEX_CONVENTION:
        case PIPE_CAP_USER_VERTEX_BUFFERS:
-       case PIPE_CAP_TGSI_TEXCOORD:
        case PIPE_CAP_FAKE_SW_MSAA:
        case PIPE_CAP_TEXTURE_GATHER_OFFSETS:
-       case PIPE_CAP_TGSI_FS_FINE_DERIVATIVE:
-       case PIPE_CAP_CONDITIONAL_RENDER_INVERTED:
-       case PIPE_CAP_SAMPLER_VIEW_TARGET:
        case PIPE_CAP_VERTEXID_NOBASE:
+       case PIPE_CAP_CLEAR_TEXTURE:
+       case PIPE_CAP_DRAW_PARAMETERS:
+       case PIPE_CAP_TGSI_PACK_HALF_FLOAT:
+       case PIPE_CAP_MULTI_DRAW_INDIRECT:
+       case PIPE_CAP_MULTI_DRAW_INDIRECT_PARAMS:
+       case PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT:
+       case PIPE_CAP_GENERATE_MIPMAP:
+       case PIPE_CAP_STRING_MARKER:
                return 0;
 
+       case PIPE_CAP_MAX_SHADER_PATCH_VARYINGS:
+               return 30;
+
        case PIPE_CAP_TEXTURE_BORDER_COLOR_QUIRK:
                return PIPE_QUIRK_TEXTURE_BORDER_COLOR_SWIZZLE_R600;
 
@@ -296,7 +377,7 @@ static int si_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
        case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS:
                return 4095;
        case PIPE_CAP_MAX_VERTEX_STREAMS:
-               return 1;
+               return 4;
 
        case PIPE_CAP_MAX_VERTEX_ATTRIB_STRIDE:
                return 2048;
@@ -317,7 +398,7 @@ static int si_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
                return 8;
 
        case PIPE_CAP_MAX_VIEWPORTS:
-               return 1;
+               return SI_MAX_VIEWPORTS;
 
        /* Timer queries, present when the clock frequency is non zero. */
        case PIPE_CAP_QUERY_TIMESTAMP:
@@ -357,6 +438,13 @@ static int si_get_shader_param(struct pipe_screen* pscreen, unsigned shader, enu
        case PIPE_SHADER_VERTEX:
        case PIPE_SHADER_GEOMETRY:
                break;
+       case PIPE_SHADER_TESS_CTRL:
+       case PIPE_SHADER_TESS_EVAL:
+               /* LLVM 3.6.2 is required for tessellation because of bug fixes there */
+               if (HAVE_LLVM < 0x0306 ||
+                   (HAVE_LLVM == 0x0306 && MESA_LLVM_VERSION_PATCH < 2))
+                       return 0;
+               break;
        case PIPE_SHADER_COMPUTE:
                switch (param) {
                case PIPE_SHADER_CAP_PREFERRED_IR:
@@ -376,10 +464,13 @@ static int si_get_shader_param(struct pipe_screen* pscreen, unsigned shader, enu
                        return max_const_buffer_size;
                }
                default:
-                       return 0;
+                       /* If compute shaders don't require a special value
+                        * for this cap, we can return the same value we
+                        * do for other shader types. */
+                       break;
                }
+               break;
        default:
-               /* TODO: support tessellation */
                return 0;
        }
 
@@ -411,7 +502,7 @@ static int si_get_shader_param(struct pipe_screen* pscreen, unsigned shader, enu
                /* Indirection of geometry shader input dimension is not
                 * handled yet
                 */
-               return shader < PIPE_SHADER_GEOMETRY;
+               return shader != PIPE_SHADER_GEOMETRY;
        case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR:
        case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR:
        case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR:
@@ -426,11 +517,17 @@ static int si_get_shader_param(struct pipe_screen* pscreen, unsigned shader, enu
        case PIPE_SHADER_CAP_PREFERRED_IR:
                return PIPE_SHADER_IR_TGSI;
        case PIPE_SHADER_CAP_DOUBLES:
+               return HAVE_LLVM >= 0x0307;
        case PIPE_SHADER_CAP_TGSI_DROUND_SUPPORTED:
        case PIPE_SHADER_CAP_TGSI_DFRACEXP_DLDEXP_SUPPORTED:
                return 0;
        case PIPE_SHADER_CAP_TGSI_FMA_SUPPORTED:
+       case PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE:
                return 1;
+       case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT:
+               return 32;
+       case PIPE_SHADER_CAP_MAX_SHADER_BUFFERS:
+               return 0;
        }
        return 0;
 }
@@ -439,18 +536,12 @@ static void si_destroy_screen(struct pipe_screen* pscreen)
 {
        struct si_screen *sscreen = (struct si_screen *)pscreen;
 
-       if (sscreen == NULL)
+       if (!sscreen)
                return;
 
        if (!sscreen->b.ws->unref(sscreen->b.ws))
                return;
 
-#if HAVE_LLVM >= 0x0306
-       // r600_destroy_common_screen() frees sscreen, so we need to make
-       // sure to dispose the TargetMachine before we call it.
-       LLVMDisposeTargetMachine(sscreen->tm);
-#endif
-
        r600_destroy_common_screen(&sscreen->b);
 }
 
@@ -505,16 +596,38 @@ static bool si_initialize_pipe_config(struct si_screen *sscreen)
        return true;
 }
 
+static bool si_init_gs_info(struct si_screen *sscreen)
+{
+       switch (sscreen->b.family) {
+       case CHIP_OLAND:
+       case CHIP_HAINAN:
+       case CHIP_KAVERI:
+       case CHIP_KABINI:
+       case CHIP_MULLINS:
+       case CHIP_ICELAND:
+       case CHIP_CARRIZO:
+       case CHIP_STONEY:
+               sscreen->gs_table_depth = 16;
+               return true;
+       case CHIP_TAHITI:
+       case CHIP_PITCAIRN:
+       case CHIP_VERDE:
+       case CHIP_BONAIRE:
+       case CHIP_HAWAII:
+       case CHIP_TONGA:
+       case CHIP_FIJI:
+               sscreen->gs_table_depth = 32;
+               return true;
+       default:
+               return false;
+       }
+}
+
 struct pipe_screen *radeonsi_screen_create(struct radeon_winsys *ws)
 {
        struct si_screen *sscreen = CALLOC_STRUCT(si_screen);
-       LLVMTargetRef r600_target;
-#if HAVE_LLVM >= 0x0306
-       const char *triple = "amdgcn--";
-#else
-       const char *triple = "r600--";
-#endif
-       if (sscreen == NULL) {
+
+       if (!sscreen) {
                return NULL;
        }
 
@@ -527,11 +640,15 @@ struct pipe_screen *radeonsi_screen_create(struct radeon_winsys *ws)
        sscreen->b.b.resource_create = r600_resource_create_common;
 
        if (!r600_common_screen_init(&sscreen->b, ws) ||
-           !si_initialize_pipe_config(sscreen)) {
+           !si_initialize_pipe_config(sscreen) ||
+           !si_init_gs_info(sscreen)) {
                FREE(sscreen);
                return NULL;
        }
 
+       if (!debug_get_bool_option("RADEON_DISABLE_PERFCOUNTERS", FALSE))
+               si_init_perfcounters(sscreen);
+
        sscreen->b.has_cp_dma = true;
        sscreen->b.has_streamout = true;
 
@@ -539,15 +656,7 @@ struct pipe_screen *radeonsi_screen_create(struct radeon_winsys *ws)
                sscreen->b.debug_flags |= DBG_FS | DBG_VS | DBG_GS | DBG_PS | DBG_CS;
 
        /* Create the auxiliary context. This must be done last. */
-       sscreen->b.aux_context = sscreen->b.b.context_create(&sscreen->b.b, NULL);
+       sscreen->b.aux_context = sscreen->b.b.context_create(&sscreen->b.b, NULL, 0);
 
-#if HAVE_LLVM >= 0x0306
-       /* Initialize LLVM TargetMachine */
-       r600_target = radeon_llvm_get_r600_target(triple);
-       sscreen->tm = LLVMCreateTargetMachine(r600_target, triple,
-                               r600_get_llvm_processor_name(sscreen->b.family),
-                               "+DumpCode,+vgpr-spilling", LLVMCodeGenLevelDefault, LLVMRelocDefault,
-                               LLVMCodeModelDefault);
-#endif
        return &sscreen->b.b;
 }