a4xx: add noperspective interpolation support
[mesa.git] / src / gallium / drivers / freedreno / a4xx / fd4_emit.c
index f0a1fdea0df9a279e78bd3b3512cbe9dd48b8fd3..e6848a1aecc1e882378a73cb8d0d85282921ddcd 100644 (file)
@@ -1,5 +1,3 @@
-/* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */
-
 /*
  * Copyright (C) 2014 Rob Clark <robclark@freedesktop.org>
  *
@@ -30,7 +28,7 @@
 #include "util/u_string.h"
 #include "util/u_memory.h"
 #include "util/u_helpers.h"
-#include "util/u_format.h"
+#include "util/format/u_format.h"
 #include "util/u_viewport.h"
 
 #include "freedreno_resource.h"
 #include "fd4_format.h"
 #include "fd4_zsa.h"
 
+#include "ir3_const.h"
+
 /* regid:          base const register
  * prsc or dwords: buffer containing constant values
  * sizedwords:     size of const value buffer
  */
 static void
-fd4_emit_const(struct fd_ringbuffer *ring, enum shader_t type,
+fd4_emit_const(struct fd_ringbuffer *ring, gl_shader_stage type,
                uint32_t regid, uint32_t offset, uint32_t sizedwords,
                const uint32_t *dwords, struct pipe_resource *prsc)
 {
@@ -88,7 +88,7 @@ fd4_emit_const(struct fd_ringbuffer *ring, enum shader_t type,
 }
 
 static void
-fd4_emit_const_bo(struct fd_ringbuffer *ring, enum shader_t type, boolean write,
+fd4_emit_const_bo(struct fd_ringbuffer *ring, gl_shader_stage type,
                uint32_t regid, uint32_t num, struct pipe_resource **prscs, uint32_t *offsets)
 {
        uint32_t anum = align(num, 4);
@@ -106,11 +106,7 @@ fd4_emit_const_bo(struct fd_ringbuffer *ring, enum shader_t type, boolean write,
 
        for (i = 0; i < num; i++) {
                if (prscs[i]) {
-                       if (write) {
-                               OUT_RELOCW(ring, fd_resource(prscs[i])->bo, offsets[i], 0, 0);
-                       } else {
-                               OUT_RELOC(ring, fd_resource(prscs[i])->bo, offsets[i], 0, 0);
-                       }
+                       OUT_RELOC(ring, fd_resource(prscs[i])->bo, offsets[i], 0, 0);
                } else {
                        OUT_RING(ring, 0xbad00000 | (i << 16));
                }
@@ -120,6 +116,34 @@ fd4_emit_const_bo(struct fd_ringbuffer *ring, enum shader_t type, boolean write,
                OUT_RING(ring, 0xffffffff);
 }
 
+static bool
+is_stateobj(struct fd_ringbuffer *ring)
+{
+       return false;
+}
+
+void
+emit_const(struct fd_ringbuffer *ring,
+               const struct ir3_shader_variant *v, uint32_t dst_offset,
+               uint32_t offset, uint32_t size, const void *user_buffer,
+               struct pipe_resource *buffer)
+{
+       /* TODO inline this */
+       assert(dst_offset + size <= v->constlen * 4);
+       fd4_emit_const(ring, v->type, dst_offset,
+                       offset, size, user_buffer, buffer);
+}
+
+static void
+emit_const_bo(struct fd_ringbuffer *ring,
+               const struct ir3_shader_variant *v, uint32_t dst_offset,
+               uint32_t num, struct pipe_resource **prscs, uint32_t *offsets)
+{
+       /* TODO inline this */
+       assert(dst_offset + num <= v->constlen * 4);
+       fd4_emit_const_bo(ring, v->type, dst_offset, num, prscs, offsets);
+}
+
 static void
 emit_textures(struct fd_context *ctx, struct fd_ringbuffer *ring,
                enum a4xx_state_block sb, struct fd_texture_stateobj *tex,
@@ -190,6 +214,8 @@ emit_textures(struct fd_context *ctx, struct fd_ringbuffer *ring,
                        OUT_RING(ring, view->texconst3);
                        if (view->base.texture) {
                                struct fd_resource *rsc = fd_resource(view->base.texture);
+                               if (view->base.format == PIPE_FORMAT_X32_S8X24_UINT)
+                                       rsc = rsc->stencil;
                                OUT_RELOC(ring, rsc->bo, view->offset, view->texconst4, 0);
                        } else {
                                OUT_RING(ring, 0x00000000);
@@ -296,12 +322,12 @@ fd4_emit_gmem_restore_tex(struct fd_ringbuffer *ring, unsigned nr_bufs,
                         */
                        if (rsc->stencil && (i == 0)) {
                                rsc = rsc->stencil;
-                               format = fd_gmem_restore_format(rsc->base.b.format);
+                               format = fd_gmem_restore_format(rsc->base.format);
                        }
 
                        /* note: PIPE_BUFFER disallowed for surfaces */
                        unsigned lvl = bufs[i]->u.tex.level;
-                       struct fd_resource_slice *slice = fd_resource_slice(rsc, lvl);
+                       struct fdl_slice *slice = fd_resource_slice(rsc, lvl);
                        unsigned offset = fd_resource_offset(rsc, lvl, bufs[i]->u.tex.first_layer);
 
                        /* z32 restore is accomplished using depth write.  If there is
@@ -323,7 +349,7 @@ fd4_emit_gmem_restore_tex(struct fd_ringbuffer *ring, unsigned nr_bufs,
                                                        PIPE_SWIZZLE_Z, PIPE_SWIZZLE_W));
                        OUT_RING(ring, A4XX_TEX_CONST_1_WIDTH(bufs[i]->width) |
                                        A4XX_TEX_CONST_1_HEIGHT(bufs[i]->height));
-                       OUT_RING(ring, A4XX_TEX_CONST_2_PITCH(slice->pitch * rsc->cpp) |
+                       OUT_RING(ring, A4XX_TEX_CONST_2_PITCH(slice->pitch) |
                                        A4XX_TEX_CONST_2_FETCHSIZE(fd4_pipe2fetchsize(format)));
                        OUT_RING(ring, 0x00000000);
                        OUT_RELOC(ring, rsc->bo, offset, 0, 0);
@@ -376,9 +402,6 @@ fd4_emit_vertex_bufs(struct fd_ringbuffer *ring, struct fd4_emit *emit)
                        continue;
                if (vp->inputs[i].sysval) {
                        switch(vp->inputs[i].slot) {
-                       case SYSTEM_VALUE_BASE_VERTEX:
-                               /* handled elsewhere */
-                               break;
                        case SYSTEM_VALUE_VERTEX_ID_ZERO_BASE:
                                vertex_regid = vp->inputs[i].regid;
                                break;
@@ -403,7 +426,7 @@ fd4_emit_vertex_bufs(struct fd_ringbuffer *ring, struct fd4_emit *emit)
                        struct pipe_vertex_element *elem = &vtx->vtx->pipe[i];
                        const struct pipe_vertex_buffer *vb =
                                        &vtx->vertexbuf.vb[elem->vertex_buffer_index];
-                       struct fd_resource *rsc = fd_resource(vb->buffer);
+                       struct fd_resource *rsc = fd_resource(vb->buffer.resource);
                        enum pipe_format pfmt = elem->src_format;
                        enum a4xx_vtx_fmt fmt = fd4_pipe2vtx(pfmt);
                        bool switchnext = (i != last) ||
@@ -414,7 +437,14 @@ fd4_emit_vertex_bufs(struct fd_ringbuffer *ring, struct fd4_emit *emit)
                        uint32_t fs = util_format_get_blocksize(pfmt);
                        uint32_t off = vb->buffer_offset + elem->src_offset;
                        uint32_t size = fd_bo_size(rsc->bo) - off;
-                       debug_assert(fmt != ~0);
+                       debug_assert(fmt != VFMT4_NONE);
+
+#ifdef DEBUG
+                       /* see dEQP-GLES31.stress.vertex_attribute_binding.buffer_bounds.bind_vertex_buffer_offset_near_wrap_10
+                        */
+                       if (off > fd_bo_size(rsc->bo))
+                               continue;
+#endif
 
                        OUT_PKT0(ring, REG_A4XX_VFD_FETCH(j), 4);
                        OUT_RING(ring, A4XX_VFD_FETCH_INSTR_0_FETCHSIZE(fs - 1) |
@@ -436,7 +466,7 @@ fd4_emit_vertex_bufs(struct fd_ringbuffer *ring, struct fd4_emit *emit)
                                        COND(isint, A4XX_VFD_DECODE_INSTR_INT) |
                                        COND(switchnext, A4XX_VFD_DECODE_INSTR_SWITCHNEXT));
 
-                       total_in += vp->inputs[i].ncomp;
+                       total_in += util_bitcount(vp->inputs[i].compmask);
                        j++;
                }
        }
@@ -503,7 +533,7 @@ fd4_emit_state(struct fd_context *ctx, struct fd_ringbuffer *ring,
 
        emit_marker(ring, 5);
 
-       if ((dirty & FD_DIRTY_FRAMEBUFFER) && !emit->key.binning_pass) {
+       if ((dirty & FD_DIRTY_FRAMEBUFFER) && !emit->binning_pass) {
                struct pipe_framebuffer_state *pfb = &ctx->batch->framebuffer;
                unsigned char mrt_comp[A4XX_MAX_RENDER_TARGETS] = {0};
 
@@ -551,14 +581,15 @@ fd4_emit_state(struct fd_context *ctx, struct fd_ringbuffer *ring,
 
        if (dirty & (FD_DIRTY_ZSA | FD_DIRTY_RASTERIZER | FD_DIRTY_PROG)) {
                struct fd4_zsa_stateobj *zsa = fd4_zsa_stateobj(ctx->zsa);
-               bool fragz = fp->has_kill | fp->writes_pos;
-               bool clamp = !ctx->rasterizer->depth_clip;
+               bool fragz = fp->no_earlyz | fp->has_kill | fp->writes_pos;
+               bool clamp = !ctx->rasterizer->depth_clip_near;
 
                OUT_PKT0(ring, REG_A4XX_RB_DEPTH_CONTROL, 1);
                OUT_RING(ring, zsa->rb_depth_control |
                                COND(clamp, A4XX_RB_DEPTH_CONTROL_Z_CLAMP_ENABLE) |
                                COND(fragz, A4XX_RB_DEPTH_CONTROL_EARLY_Z_DISABLE) |
-                               COND(fragz && fp->frag_coord, A4XX_RB_DEPTH_CONTROL_FORCE_FRAGZ_TO_FS));
+                               COND(fragz && fp->fragcoord_compmask != 0,
+                                               A4XX_RB_DEPTH_CONTROL_FORCE_FRAGZ_TO_FS));
 
                /* maybe this register/bitfield needs a better name.. this
                 * appears to be just disabling early-z
@@ -566,7 +597,8 @@ fd4_emit_state(struct fd_context *ctx, struct fd_ringbuffer *ring,
                OUT_PKT0(ring, REG_A4XX_GRAS_ALPHA_CONTROL, 1);
                OUT_RING(ring, zsa->gras_alpha_control |
                                COND(fragz, A4XX_GRAS_ALPHA_CONTROL_ALPHA_TEST_ENABLE) |
-                               COND(fragz && fp->frag_coord, A4XX_GRAS_ALPHA_CONTROL_FORCE_FRAGZ_TO_FS));
+                               COND(fragz && fp->fragcoord_compmask != 0,
+                                               A4XX_GRAS_ALPHA_CONTROL_FORCE_FRAGZ_TO_FS));
        }
 
        if (dirty & FD_DIRTY_RASTERIZER) {
@@ -600,7 +632,7 @@ fd4_emit_state(struct fd_context *ctx, struct fd_ringbuffer *ring,
                        fd4_rasterizer_stateobj(ctx->rasterizer);
                uint32_t val = rast->pc_prim_vtx_cntl;
 
-               if (info->indexed && info->primitive_restart)
+               if (info->index_size && info->primitive_restart)
                        val |= A4XX_PC_PRIM_VTX_CNTL_PRIMITIVE_RESTART;
 
                val |= COND(vp->writes_psize, A4XX_PC_PRIM_VTX_CNTL_PSIZE);
@@ -617,7 +649,8 @@ fd4_emit_state(struct fd_context *ctx, struct fd_ringbuffer *ring,
                OUT_RING(ring, rast->pc_prim_vtx_cntl2);
        }
 
-       if (dirty & FD_DIRTY_SCISSOR) {
+       /* NOTE: scissor enabled bit is part of rasterizer state: */
+       if (dirty & (FD_DIRTY_SCISSOR | FD_DIRTY_RASTERIZER)) {
                struct pipe_scissor_state *scissor = fd_context_get_scissor(ctx);
 
                OUT_PKT0(ring, REG_A4XX_GRAS_SC_WINDOW_SCISSOR_BR, 2);
@@ -678,7 +711,7 @@ fd4_emit_state(struct fd_context *ctx, struct fd_ringbuffer *ring,
 
        if (emit->prog == &ctx->prog) { /* evil hack to deal sanely with clear path */
                ir3_emit_vs_consts(vp, ring, ctx, emit->info);
-               if (!emit->key.binning_pass)
+               if (!emit->binning_pass)
                        ir3_emit_fs_consts(fp, ring, ctx);
        }
 
@@ -692,17 +725,13 @@ fd4_emit_state(struct fd_context *ctx, struct fd_ringbuffer *ring,
                        bool is_int = util_format_is_pure_integer(format);
                        bool has_alpha = util_format_has_alpha(format);
                        uint32_t control = blend->rb_mrt[i].control;
-                       uint32_t blend_control = blend->rb_mrt[i].blend_control_alpha;
 
                        if (is_int) {
                                control &= A4XX_RB_MRT_CONTROL_COMPONENT_ENABLE__MASK;
                                control |= A4XX_RB_MRT_CONTROL_ROP_CODE(ROP_COPY);
                        }
 
-                       if (has_alpha) {
-                               blend_control |= blend->rb_mrt[i].blend_control_rgb;
-                       } else {
-                               blend_control |= blend->rb_mrt[i].blend_control_no_alpha_rgb;
+                       if (!has_alpha) {
                                control &= ~A4XX_RB_MRT_CONTROL_BLEND2;
                        }
 
@@ -710,7 +739,7 @@ fd4_emit_state(struct fd_context *ctx, struct fd_ringbuffer *ring,
                        OUT_RING(ring, control);
 
                        OUT_PKT0(ring, REG_A4XX_RB_MRT_BLEND_CONTROL(i), 1);
-                       OUT_RING(ring, blend_control);
+                       OUT_RING(ring, blend->rb_mrt[i].blend_control);
                }
 
                OUT_PKT0(ring, REG_A4XX_RB_FS_OUTPUT, 1);
@@ -895,9 +924,6 @@ fd4_emit_restore(struct fd_batch *batch, struct fd_ringbuffer *ring)
        OUT_PKT0(ring, REG_A4XX_RB_FS_OUTPUT, 1);
        OUT_RING(ring, A4XX_RB_FS_OUTPUT_SAMPLE_MASK(0xffff));
 
-       OUT_PKT0(ring, REG_A4XX_GRAS_CLEAR_CNTL, 1);
-       OUT_RING(ring, A4XX_GRAS_CLEAR_CNTL_NOT_FASTCLEAR);
-
        OUT_PKT0(ring, REG_A4XX_GRAS_ALPHA_CONTROL, 1);
        OUT_RING(ring, 0x0);
 
@@ -905,16 +931,35 @@ fd4_emit_restore(struct fd_batch *batch, struct fd_ringbuffer *ring)
 }
 
 static void
-fd4_emit_ib(struct fd_ringbuffer *ring, struct fd_ringbuffer *target)
+fd4_mem_to_mem(struct fd_ringbuffer *ring, struct pipe_resource *dst,
+               unsigned dst_off, struct pipe_resource *src, unsigned src_off,
+               unsigned sizedwords)
 {
-       __OUT_IB(ring, true, target);
+       struct fd_bo *src_bo = fd_resource(src)->bo;
+       struct fd_bo *dst_bo = fd_resource(dst)->bo;
+       unsigned i;
+
+       for (i = 0; i < sizedwords; i++) {
+               OUT_PKT3(ring, CP_MEM_TO_MEM, 3);
+               OUT_RING(ring, 0x00000000);
+               OUT_RELOC(ring, dst_bo, dst_off, 0, 0);
+               OUT_RELOC(ring, src_bo, src_off, 0, 0);
+
+               dst_off += 4;
+               src_off += 4;
+       }
+}
+
+void
+fd4_emit_init_screen(struct pipe_screen *pscreen)
+{
+       struct fd_screen *screen = fd_screen(pscreen);
+
+       screen->emit_ib = fd4_emit_ib;
+       screen->mem_to_mem = fd4_mem_to_mem;
 }
 
 void
 fd4_emit_init(struct pipe_context *pctx)
 {
-       struct fd_context *ctx = fd_context(pctx);
-       ctx->emit_const = fd4_emit_const;
-       ctx->emit_const_bo = fd4_emit_const_bo;
-       ctx->emit_ib = fd4_emit_ib;
 }