From: Christian König Date: Wed, 8 Dec 2010 20:28:38 +0000 (+0100) Subject: [g3dvl] replace IF THEN ELSE with CMP statement X-Git-Tag: 062012170305~4979^2~300 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=877edb67859cffad44b1cea1c3392911e86cdef6;p=profile%2Fivi%2Fmesa.git [g3dvl] replace IF THEN ELSE with CMP statement --- diff --git a/src/gallium/auxiliary/vl/vl_mpeg12_mc_renderer.c b/src/gallium/auxiliary/vl/vl_mpeg12_mc_renderer.c index 66e4fc0..445e2aa 100644 --- a/src/gallium/auxiliary/vl/vl_mpeg12_mc_renderer.c +++ b/src/gallium/auxiliary/vl/vl_mpeg12_mc_renderer.c @@ -239,10 +239,12 @@ static struct ureg_dst calc_field(struct ureg_program *shader) { struct ureg_dst tmp; - struct ureg_src line; + struct ureg_src line, frame_pred; tmp = ureg_DECL_temporary(shader); + line = ureg_DECL_fs_input(shader, TGSI_SEMANTIC_GENERIC, VS_O_LINE, TGSI_INTERPOLATE_LINEAR); + frame_pred = ureg_DECL_fs_input(shader, TGSI_SEMANTIC_GENERIC, VS_O_FRAME_PRED, TGSI_INTERPOLATE_CONSTANT); /* * line.xy going from 0 to 8 in steps of 0.5 @@ -252,15 +254,22 @@ calc_field(struct ureg_program *shader) * tmp.z = tmp.z >= 0.5 ? 1 : 0 * tmp.xy = line >= 4 ? 1 : 0 * tmp.w = line.z ? tmp.z : tmp.y + * tmp.z = frame_pred ? 0.0f : tmp.z */ ureg_FRC(shader, ureg_writemask(tmp, TGSI_WRITEMASK_Z), ureg_scalar(line, TGSI_SWIZZLE_Y)); ureg_SGE(shader, ureg_writemask(tmp, TGSI_WRITEMASK_Z), ureg_src(tmp), ureg_imm1f(shader, 0.5f)); ureg_SGE(shader, ureg_writemask(tmp, TGSI_WRITEMASK_XY), line, ureg_imm2f(shader, BLOCK_WIDTH / 2, BLOCK_HEIGHT / 2)); + ureg_CMP(shader, ureg_writemask(tmp, TGSI_WRITEMASK_W), ureg_negate(ureg_scalar(line, TGSI_SWIZZLE_Z)), ureg_scalar(ureg_src(tmp), TGSI_SWIZZLE_Z), ureg_scalar(ureg_src(tmp), TGSI_SWIZZLE_Y)); + ureg_CMP(shader, ureg_writemask(tmp, TGSI_WRITEMASK_Z), + ureg_negate(ureg_scalar(frame_pred, TGSI_SWIZZLE_X)), + ureg_imm1f(shader, 0.0f), + ureg_scalar(ureg_src(tmp), TGSI_SWIZZLE_Z)); + return tmp; } @@ -331,13 +340,12 @@ fetch_ycbcr(struct vl_mpeg12_mc_renderer *r, struct ureg_program *shader, struct static struct ureg_dst fetch_ref(struct ureg_program *shader, struct ureg_dst field) { - struct ureg_src ref_frames, frame_pred, bkwd_pred; + struct ureg_src ref_frames, bkwd_pred; struct ureg_src tc[4], sampler[2]; struct ureg_dst ref[2], t_tc, result; unsigned i, intra_label, bi_label, label; ref_frames = ureg_DECL_fs_input(shader, TGSI_SEMANTIC_GENERIC, VS_O_REF_FRAMES, TGSI_INTERPOLATE_CONSTANT); - frame_pred = ureg_DECL_fs_input(shader, TGSI_SEMANTIC_GENERIC, VS_O_FRAME_PRED, TGSI_INTERPOLATE_CONSTANT); bkwd_pred = ureg_DECL_fs_input(shader, TGSI_SEMANTIC_GENERIC, VS_O_BKWD_PRED, TGSI_INTERPOLATE_CONSTANT); for (i = 0; i < 4; ++i) @@ -358,23 +366,12 @@ fetch_ref(struct ureg_program *shader, struct ureg_dst field) ureg_IF(shader, ureg_scalar(ref_frames, TGSI_SWIZZLE_X), &bi_label); t_tc = ureg_DECL_temporary(shader); - ureg_IF(shader, frame_pred, &label); - - /* - * result = tex(tc[0], sampler[0]) - */ - ureg_MOV(shader, ureg_writemask(t_tc, TGSI_WRITEMASK_XY), tc[0]); - - ureg_ELSE(shader, &label); - - /* - * result = tex(field.y ? tc[1] : tc[0], sampler[0]) - */ - ureg_CMP(shader, ureg_writemask(t_tc, TGSI_WRITEMASK_XY), - ureg_negate(ureg_scalar(ureg_src(field), TGSI_SWIZZLE_Z)), - tc[1], tc[0]); - - ureg_ENDIF(shader); + /* + * result = tex(field.z ? tc[1] : tc[0], sampler[0]) + */ + ureg_CMP(shader, ureg_writemask(t_tc, TGSI_WRITEMASK_XY), + ureg_negate(ureg_scalar(ureg_src(field), TGSI_SWIZZLE_Z)), + tc[1], tc[0]); ureg_IF(shader, bkwd_pred, &label); ureg_TEX(shader, result, TGSI_TEXTURE_2D, ureg_src(t_tc), sampler[1]); @@ -386,33 +383,25 @@ fetch_ref(struct ureg_program *shader, struct ureg_dst field) ureg_ELSE(shader, &bi_label); - ureg_IF(shader, frame_pred, &label); - /* - * ref[0..1] = tex(tc[0..1], sampler[0..1]) - */ - ureg_TEX(shader, ref[0], TGSI_TEXTURE_2D, tc[0], sampler[0]); - ureg_TEX(shader, ref[1], TGSI_TEXTURE_2D, tc[1], sampler[1]); - ureg_ELSE(shader, &label); - t_tc = ureg_DECL_temporary(shader); - - /* - * if (field.y) - * ref[0..1] = tex(tc[0..1], sampler[0..1]) - * else - * ref[0..1] = tex(tc[2..3], sampler[0..1]) - */ - ureg_CMP(shader, ureg_writemask(t_tc, TGSI_WRITEMASK_XY), - ureg_negate(ureg_scalar(ureg_src(field), TGSI_SWIZZLE_Z)), - tc[1], tc[0]); - ureg_TEX(shader, ref[0], TGSI_TEXTURE_2D, ureg_src(t_tc), sampler[0]); + t_tc = ureg_DECL_temporary(shader); - ureg_CMP(shader, ureg_writemask(t_tc, TGSI_WRITEMASK_XY), - ureg_negate(ureg_scalar(ureg_src(field), TGSI_SWIZZLE_Z)), - tc[3], tc[2]); - ureg_TEX(shader, ref[1], TGSI_TEXTURE_2D, ureg_src(t_tc), sampler[1]); + /* + * if (field.z) + * ref[0..1] = tex(tc[0..1], sampler[0..1]) + * else + * ref[0..1] = tex(tc[2..3], sampler[0..1]) + */ + ureg_CMP(shader, ureg_writemask(t_tc, TGSI_WRITEMASK_XY), + ureg_negate(ureg_scalar(ureg_src(field), TGSI_SWIZZLE_Z)), + tc[1], tc[0]); + ureg_TEX(shader, ref[0], TGSI_TEXTURE_2D, ureg_src(t_tc), sampler[0]); + + ureg_CMP(shader, ureg_writemask(t_tc, TGSI_WRITEMASK_XY), + ureg_negate(ureg_scalar(ureg_src(field), TGSI_SWIZZLE_Z)), + tc[3], tc[2]); + ureg_TEX(shader, ref[1], TGSI_TEXTURE_2D, ureg_src(t_tc), sampler[1]); - ureg_release_temporary(shader, t_tc); - ureg_ENDIF(shader); + ureg_release_temporary(shader, t_tc); ureg_LRP(shader, result, ureg_scalar(ureg_imm1f(shader, 0.5f), TGSI_SWIZZLE_X), ureg_src(ref[0]), ureg_src(ref[1])); @@ -752,8 +741,8 @@ get_motion_vectors(struct pipe_mpeg12_macroblock *mb, struct vertex2f mv[4]) { if (mb->mo_type == PIPE_MPEG12_MOTION_TYPE_FRAME) { - mv[1].x = mb->pmv[0][1][0]; - mv[1].y = mb->pmv[0][1][1]; + mv[2].x = mb->pmv[0][1][0]; + mv[2].y = mb->pmv[0][1][1]; } else { mv[2].x = mb->pmv[0][1][0];