diff options
Diffstat (limited to 'src/gallium/drivers/r600')
-rw-r--r-- | src/gallium/drivers/r600/evergreen_state.c | 2 | ||||
-rw-r--r-- | src/gallium/drivers/r600/r600_shader.c | 10 | ||||
-rw-r--r-- | src/gallium/drivers/r600/r600_shader.h | 1 |
3 files changed, 12 insertions, 1 deletions
diff --git a/src/gallium/drivers/r600/evergreen_state.c b/src/gallium/drivers/r600/evergreen_state.c index 4c9163c2a7b..742ca5babb3 100644 --- a/src/gallium/drivers/r600/evergreen_state.c +++ b/src/gallium/drivers/r600/evergreen_state.c @@ -3369,7 +3369,7 @@ void evergreen_update_ps_state(struct pipe_context *ctx, struct r600_pipe_shader exports_ps |= 1; } - num_cout = rshader->nr_ps_color_exports; + num_cout = rshader->ps_export_highest + 1; exports_ps |= S_02884C_EXPORT_COLORS(num_cout); if (!exports_ps) { diff --git a/src/gallium/drivers/r600/r600_shader.c b/src/gallium/drivers/r600/r600_shader.c index be9b1e9aefc..c3bcb9b77d3 100644 --- a/src/gallium/drivers/r600/r600_shader.c +++ b/src/gallium/drivers/r600/r600_shader.c @@ -3876,6 +3876,16 @@ static int r600_shader_from_tgsi(struct r600_context *rctx, output[j].type = V_SQ_CF_ALLOC_EXPORT_WORD0_SQ_EXPORT_PIXEL; shader->nr_ps_color_exports++; shader->ps_color_export_mask |= (0xf << (shader->output[i].sid * 4)); + + /* If the i-th target format is set, all previous target formats must + * be non-zero to avoid hangs. - from radeonsi, seems to apply to eg as well. + */ + if (shader->output[i].sid > 0) + for (unsigned x = 0; x < shader->output[i].sid; x++) + shader->ps_color_export_mask |= (1 << (x*4)); + + if (shader->output[i].sid > shader->ps_export_highest) + shader->ps_export_highest = shader->output[i].sid; if (shader->fs_write_all && (rscreen->b.chip_class >= EVERGREEN)) { for (k = 1; k < max_color_exports; k++) { j++; diff --git a/src/gallium/drivers/r600/r600_shader.h b/src/gallium/drivers/r600/r600_shader.h index 7fca3f455e8..4b23facf6f8 100644 --- a/src/gallium/drivers/r600/r600_shader.h +++ b/src/gallium/drivers/r600/r600_shader.h @@ -85,6 +85,7 @@ struct r600_shader { /* Real number of ps color exports compiled in the bytecode */ unsigned nr_ps_color_exports; unsigned ps_color_export_mask; + unsigned ps_export_highest; /* bit n is set if the shader writes gl_ClipDistance[n] */ unsigned cc_dist_mask; unsigned clip_dist_write; |