diff options
| author | Marek Olšák <[email protected]> | 2017-10-26 01:51:29 +0200 |
|---|---|---|
| committer | Marek Olšák <[email protected]> | 2017-11-06 19:09:12 +0100 |
| commit | 3f58988b81965fc70fe8770b4d8912cf12f0a6f1 (patch) | |
| tree | 5fb4218168a988e9e31b5d5854b149a80f9d9954 /src/gallium/drivers | |
| parent | 24d6318d2492a93c707e9216cb897a2b0a1565c7 (diff) | |
radeonsi: enable signed vertex buffer offsets
Diffstat (limited to 'src/gallium/drivers')
| -rw-r--r-- | src/gallium/drivers/radeonsi/si_descriptors.c | 25 | ||||
| -rw-r--r-- | src/gallium/drivers/radeonsi/si_pipe.c | 2 |
2 files changed, 12 insertions, 15 deletions
diff --git a/src/gallium/drivers/radeonsi/si_descriptors.c b/src/gallium/drivers/radeonsi/si_descriptors.c index 873a9cbfc2a..69371ea8910 100644 --- a/src/gallium/drivers/radeonsi/si_descriptors.c +++ b/src/gallium/drivers/radeonsi/si_descriptors.c @@ -995,7 +995,6 @@ bool si_upload_vertex_buffer_descriptors(struct si_context *sctx) unsigned i, count; unsigned desc_list_byte_size; unsigned first_vb_use_mask; - uint64_t va; uint32_t *ptr; if (!sctx->vertex_buffers_dirty || !velems) @@ -1035,7 +1034,6 @@ bool si_upload_vertex_buffer_descriptors(struct si_context *sctx) for (i = 0; i < count; i++) { struct pipe_vertex_buffer *vb; struct r600_resource *rbuffer; - unsigned offset; unsigned vbo_index = velems->vertex_buffer_index[i]; uint32_t *desc = &ptr[i*4]; @@ -1046,23 +1044,22 @@ bool si_upload_vertex_buffer_descriptors(struct si_context *sctx) continue; } - offset = vb->buffer_offset + velems->src_offset[i]; - va = rbuffer->gpu_address + offset; - - /* Fill in T# buffer resource description */ - desc[0] = va; - desc[1] = S_008F04_BASE_ADDRESS_HI(va >> 32) | - S_008F04_STRIDE(vb->stride); + int offset = (int)vb->buffer_offset + (int)velems->src_offset[i]; + int64_t va = (int64_t)rbuffer->gpu_address + offset; + assert(va > 0); + int64_t num_records = (int64_t)rbuffer->b.b.width0 - offset; if (sctx->b.chip_class != VI && vb->stride) { /* Round up by rounding down and adding 1 */ - desc[2] = (vb->buffer.resource->width0 - offset - - velems->format_size[i]) / - vb->stride + 1; - } else { - desc[2] = vb->buffer.resource->width0 - offset; + num_records = (num_records - velems->format_size[i]) / + vb->stride + 1; } + assert(num_records >= 0 && num_records <= UINT_MAX); + desc[0] = va; + desc[1] = S_008F04_BASE_ADDRESS_HI(va >> 32) | + S_008F04_STRIDE(vb->stride); + desc[2] = num_records; desc[3] = velems->rsrc_word3[i]; if (first_vb_use_mask & (1 << i)) { diff --git a/src/gallium/drivers/radeonsi/si_pipe.c b/src/gallium/drivers/radeonsi/si_pipe.c index 8212e340a5c..d39e412de9a 100644 --- a/src/gallium/drivers/radeonsi/si_pipe.c +++ b/src/gallium/drivers/radeonsi/si_pipe.c @@ -507,6 +507,7 @@ static int si_get_param(struct pipe_screen* pscreen, enum pipe_cap param) case PIPE_CAP_CAN_BIND_CONST_BUFFER_AS_VERTEX: case PIPE_CAP_ALLOW_MAPPED_BUFFERS_DURING_EXECUTION: case PIPE_CAP_TGSI_ANY_REG_AS_ADDRESS: + case PIPE_CAP_SIGNED_VERTEX_BUFFER_OFFSET: return 1; case PIPE_CAP_TGSI_VOTE: @@ -590,7 +591,6 @@ static int si_get_param(struct pipe_screen* pscreen, enum pipe_cap param) case PIPE_CAP_POST_DEPTH_COVERAGE: case PIPE_CAP_TILE_RASTER_ORDER: case PIPE_CAP_MAX_COMBINED_SHADER_OUTPUT_RESOURCES: - case PIPE_CAP_SIGNED_VERTEX_BUFFER_OFFSET: return 0; case PIPE_CAP_NATIVE_FENCE_FD: |