r600g: rework literal handling

diff --git a/src/gallium/drivers/r600/r600_asm.c b/src/gallium/drivers/r600/r600_asm.c
index febf191a6c1a462d1df13fba228b6f5225fbabd6..1cd0f4cdcfdecf3927bf30eb89575ed8dab0c7d0 100644 (file)
--- a/src/gallium/drivers/r600/r600_asm.c
+++ b/src/gallium/drivers/r600/r600_asm.c
@@ -599,10 +599,90 @@ static int replace_gpr_with_pv_ps(struct r600_bc_alu *slots[5], struct r600_bc_a
        return 0;
 }
 
+void r600_bc_special_constants(u32 value, unsigned *sel, unsigned *neg)
+{
+       switch(value) {
+       case 0:
+               *sel = V_SQ_ALU_SRC_0;
+               break;
+       case 1:
+               *sel = V_SQ_ALU_SRC_1_INT;
+               break;
+       case -1:
+               *sel = V_SQ_ALU_SRC_M_1_INT;
+               break;
+       case 0x3F800000: // 1.0f
+               *sel = V_SQ_ALU_SRC_1;
+               break;
+       case 0x3F000000: // 0.5f
+               *sel = V_SQ_ALU_SRC_0_5;
+               break;
+       case 0xBF800000: // -1.0f
+               *sel = V_SQ_ALU_SRC_1;
+               *neg ^= 1;
+               break;
+       case 0xBF000000: // -0.5f
+               *sel = V_SQ_ALU_SRC_0_5;
+               *neg ^= 1;
+               break;
+       default:
+               *sel = V_SQ_ALU_SRC_LITERAL;
+               break;
+       }
+}
+
+/* compute how many literal are needed */
+static int r600_bc_alu_nliterals(struct r600_bc_alu *alu, uint32_t literal[4], unsigned *nliteral)
+{
+       unsigned num_src = r600_bc_get_num_operands(alu);
+       unsigned i, j;
+
+       for (i = 0; i < num_src; ++i) {
+               if (alu->src[i].sel == V_SQ_ALU_SRC_LITERAL) {
+                       uint32_t value = alu->src[i].value[alu->src[i].chan];
+                       unsigned found = 0;
+                       for (j = 0; j < *nliteral; ++j) {
+                               if (literal[j] == value) {
+                                       found = 1;
+                                       break;
+                               }
+                       }
+                       if (!found) {
+                               if (*nliteral >= 4)
+                                       return -EINVAL;
+                               literal[(*nliteral)++] = value;
+                       }
+               }
+       }
+       return 0;
+}
+
+static void r600_bc_alu_adjust_literals(struct r600_bc_alu *alu, uint32_t literal[4], unsigned nliteral)
+{
+       unsigned num_src = r600_bc_get_num_operands(alu);
+       unsigned i, j;
+
+       for (i = 0; i < num_src; ++i) {
+               if (alu->src[i].sel == V_SQ_ALU_SRC_LITERAL) {
+                       uint32_t value = alu->src[i].value[alu->src[i].chan];
+                       for (j = 0; j < nliteral; ++j) {
+                               if (literal[j] == value) {
+                                       alu->src[i].chan = j;
+                                       break;
+                               }
+                       }
+               }
+       }
+}
+
 static int merge_inst_groups(struct r600_bc *bc, struct r600_bc_alu *slots[5], struct r600_bc_alu *alu_prev)
 {
        struct r600_bc_alu *prev[5];
        struct r600_bc_alu *result[5] = { NULL };
+       
+       uint32_t literal[4];
+       unsigned nliteral = 0;
+
        int i, j, r, src, num_src;
        int num_once_inst = 0;
 
@@ -611,13 +691,12 @@ static int merge_inst_groups(struct r600_bc *bc, struct r600_bc_alu *slots[5], s
                return r;
 
        for (i = 0; i < 5; ++i) {
-               // TODO: we have literals? forget it!
-               if (prev[i] && prev[i]->nliteral)
+               /* check number of literals */
+               if (prev[i] && r600_bc_alu_nliterals(prev[i], literal, &nliteral))
                        return 0;
-               if (slots[i] && slots[i]->nliteral)
+               if (slots[i] && r600_bc_alu_nliterals(slots[i], literal, &nliteral))
                        return 0;
 
-
                // let's check used slots
                if (prev[i] && !slots[i]) {
                        result[i] = prev[i];
@@ -711,7 +790,6 @@ int r600_bc_add_alu_type(struct r600_bc *bc, const struct r600_bc_alu *alu, int
        if (nalu == NULL)
                return -ENOMEM;
        memcpy(nalu, alu, sizeof(struct r600_bc_alu));
-       nalu->nliteral = 0;
 
        if (bc->cf_last != NULL && bc->cf_last->inst != (type << 3)) {
                /* check if we could add it anyway */
@@ -749,20 +827,10 @@ int r600_bc_add_alu_type(struct r600_bc *bc, const struct r600_bc_alu *alu, int
                if (alu->src[i].sel >= bc->ngpr && alu->src[i].sel < 128) {
                        bc->ngpr = alu->src[i].sel + 1;
                }
-               /* compute how many literal are needed
-                * either 2 or 4 literals
-                */
-               if (alu->src[i].sel == 253) {
-                       if (((alu->src[i].chan + 2) & 0x6) > nalu->nliteral) {
-                               nalu->nliteral = (alu->src[i].chan + 2) & 0x6;
-                       }
-               }
-       }
-       if (!LIST_IS_EMPTY(&bc->cf_last->alu)) {
-               lalu = LIST_ENTRY(struct r600_bc_alu, bc->cf_last->alu.prev, list);
-               if (!lalu->last && lalu->nliteral > nalu->nliteral) {
-                       nalu->nliteral = lalu->nliteral;
-               }
+               if (nalu->src[i].sel == V_SQ_ALU_SRC_LITERAL)
+                       r600_bc_special_constants(
+                               nalu->src[i].value[nalu->src[i].chan], 
+                               &nalu->src[i].sel, &nalu->src[i].neg);
        }
        if (alu->dst.sel >= bc->ngpr) {
                bc->ngpr = alu->dst.sel + 1;
@@ -809,46 +877,6 @@ int r600_bc_add_alu(struct r600_bc *bc, const struct r600_bc_alu *alu)
        return r600_bc_add_alu_type(bc, alu, BC_INST(bc, V_SQ_CF_ALU_WORD1_SQ_CF_INST_ALU));
 }
 
-int r600_bc_add_literal(struct r600_bc *bc, const u32 *value)
-{
-       struct r600_bc_alu *alu;
-
-       if (bc->cf_last == NULL) {
-               return 0;
-       }
-       if (bc->cf_last->inst == V_SQ_CF_WORD1_SQ_CF_INST_TEX) {
-               return 0;
-       }
-       /* all same on EG */
-       if (bc->cf_last->inst == V_SQ_CF_WORD1_SQ_CF_INST_JUMP ||
-           bc->cf_last->inst == V_SQ_CF_WORD1_SQ_CF_INST_ELSE ||
-           bc->cf_last->inst == V_SQ_CF_WORD1_SQ_CF_INST_LOOP_START_NO_AL ||
-           bc->cf_last->inst == V_SQ_CF_WORD1_SQ_CF_INST_LOOP_BREAK ||
-           bc->cf_last->inst == V_SQ_CF_WORD1_SQ_CF_INST_LOOP_CONTINUE ||
-           bc->cf_last->inst == V_SQ_CF_WORD1_SQ_CF_INST_LOOP_END ||
-           bc->cf_last->inst == V_SQ_CF_WORD1_SQ_CF_INST_POP) {
-               return 0;
-       }
-       /* same on EG */
-       if (((bc->cf_last->inst != (V_SQ_CF_ALU_WORD1_SQ_CF_INST_ALU << 3)) &&
-            (bc->cf_last->inst != (V_SQ_CF_ALU_WORD1_SQ_CF_INST_ALU_POP_AFTER << 3)) &&
-            (bc->cf_last->inst != (V_SQ_CF_ALU_WORD1_SQ_CF_INST_ALU_POP2_AFTER << 3)) &&
-            (bc->cf_last->inst != (V_SQ_CF_ALU_WORD1_SQ_CF_INST_ALU_PUSH_BEFORE << 3))) ||
-               LIST_IS_EMPTY(&bc->cf_last->alu)) {
-               R600_ERR("last CF is not ALU (%p)\n", bc->cf_last);
-               return -EINVAL;
-       }
-       alu = LIST_ENTRY(struct r600_bc_alu, bc->cf_last->alu.prev, list);
-       if (!alu->last || !alu->nliteral || alu->literal_added) {
-               return 0;
-       }
-       memcpy(alu->value, value, 4 * 4);
-       bc->cf_last->ndw += alu->nliteral;
-       bc->ndw += alu->nliteral;
-       alu->literal_added = 1;
-       return 0;
-}
-
 int r600_bc_add_vtx(struct r600_bc *bc, const struct r600_bc_vtx *vtx)
 {
        struct r600_bc_vtx *nvtx = r600_bc_vtx();
@@ -999,8 +1027,6 @@ static int r600_bc_tex_build(struct r600_bc *bc, struct r600_bc_tex *tex, unsign
 /* r600 only, r700/eg bits in r700_asm.c */
 static int r600_bc_alu_build(struct r600_bc *bc, struct r600_bc_alu *alu, unsigned id)
 {
-       unsigned i;
-
        /* don't replace gpr by pv or ps for destination register */
        bc->bytecode[id++] = S_SQ_ALU_WORD0_SRC0_SEL(alu->src[0].sel) |
                                S_SQ_ALU_WORD0_SRC0_REL(alu->src[0].rel) |
@@ -1037,14 +1063,6 @@ static int r600_bc_alu_build(struct r600_bc *bc, struct r600_bc_alu *alu, unsign
                                        S_SQ_ALU_WORD1_OP2_UPDATE_EXECUTE_MASK(alu->predicate) |
                                        S_SQ_ALU_WORD1_OP2_UPDATE_PRED(alu->predicate);
        }
-       if (alu->last) {
-               if (alu->nliteral && !alu->literal_added) {
-                       R600_ERR("Bug in ALU processing for instruction 0x%08x, literal not added correctly\n", alu->inst);
-               }
-               for (i = 0; i < alu->nliteral; i++) {
-                       bc->bytecode[id++] = alu->value[i];
-               }
-       }
        return 0;
 }
 
@@ -1122,8 +1140,10 @@ int r600_bc_build(struct r600_bc *bc)
        struct r600_bc_alu *alu;
        struct r600_bc_vtx *vtx;
        struct r600_bc_tex *tex;
+       uint32_t literal[4];
+       unsigned nliteral;
        unsigned addr;
-       int r;
+       int i, r;
 
        if (bc->callstack[0].max > 0)
                bc->nstack = ((bc->callstack[0].max + 3) >> 2) + 2;
@@ -1140,6 +1160,16 @@ int r600_bc_build(struct r600_bc *bc)
                case (V_SQ_CF_ALU_WORD1_SQ_CF_INST_ALU_POP_AFTER << 3):
                case (V_SQ_CF_ALU_WORD1_SQ_CF_INST_ALU_POP2_AFTER << 3):
                case (V_SQ_CF_ALU_WORD1_SQ_CF_INST_ALU_PUSH_BEFORE << 3):
+                       nliteral = 0;
+                       LIST_FOR_EACH_ENTRY(alu, &cf->alu, list) {
+                               r = r600_bc_alu_nliterals(alu, literal, &nliteral);
+                               if (r)
+                                       return r;
+                               if (alu->last) {
+                                       cf->ndw += align(nliteral, 2);
+                                       nliteral = 0;
+                               }
+                       }
                        break;
                case V_SQ_CF_WORD1_SQ_CF_INST_TEX:
                case V_SQ_CF_WORD1_SQ_CF_INST_VTX:
@@ -1188,7 +1218,12 @@ int r600_bc_build(struct r600_bc *bc)
                case (V_SQ_CF_ALU_WORD1_SQ_CF_INST_ALU_POP_AFTER << 3):
                case (V_SQ_CF_ALU_WORD1_SQ_CF_INST_ALU_POP2_AFTER << 3):
                case (V_SQ_CF_ALU_WORD1_SQ_CF_INST_ALU_PUSH_BEFORE << 3):
+                       nliteral = 0;
                        LIST_FOR_EACH_ENTRY(alu, &cf->alu, list) {
+                               r = r600_bc_alu_nliterals(alu, literal, &nliteral);
+                               if (r)
+                                       return r;
+                               r600_bc_alu_adjust_literals(alu, literal, nliteral);
                                switch(bc->chiprev) {
                                case CHIPREV_R600:
                                        r = r600_bc_alu_build(bc, alu, addr);
@@ -1205,7 +1240,10 @@ int r600_bc_build(struct r600_bc *bc)
                                        return r;
                                addr += 2;
                                if (alu->last) {
-                                       addr += alu->nliteral;
+                                       for (i = 0; i < align(nliteral, 2); ++i) {
+                                               bc->bytecode[addr++] = literal[i];
+                                       }
+                                       nliteral = 0;
                                }
                        }
                        break;
@@ -1292,6 +1330,8 @@ void r600_bc_dump(struct r600_bc *bc)
        struct r600_bc_tex *tex;
 
        unsigned i, id;
+       uint32_t literal[4];
+       unsigned nliteral;
        char chip = '6';
 
        switch (bc->chiprev) {
@@ -1378,7 +1418,10 @@ void r600_bc_dump(struct r600_bc *bc)
                }
 
                id = cf->addr;
+               nliteral = 0;
                LIST_FOR_EACH_ENTRY(alu, &cf->alu, list) {
+                       r600_bc_alu_nliterals(alu, literal, &nliteral);
+
                        fprintf(stderr, "%04d %08X   ", id, bc->bytecode[id]);
                        fprintf(stderr, "SRC0(SEL:%d ", alu->src[0].sel);
                        fprintf(stderr, "REL:%d ", alu->src[0].rel);
@@ -1413,10 +1456,12 @@ void r600_bc_dump(struct r600_bc *bc)
 
                        id++;
                        if (alu->last) {
-                               for (i = 0; i < alu->nliteral; i++, id++) {
+                               for (i = 0; i < nliteral; i++, id++) {
                                        float *f = (float*)(bc->bytecode + id);
                                        fprintf(stderr, "%04d %08X   %f\n", id, bc->bytecode[id], *f);
                                }
+                               id += nliteral & 1;
+                               nliteral = 0;
                        }
                }
 

diff --git a/src/gallium/drivers/r600/r600_asm.h b/src/gallium/drivers/r600/r600_asm.h
index 013df54b32e300d25526acb2c72ba99cc98b85dd..259b264e4d95f8468772fe3e0d8bce410481c89a 100644 (file)
--- a/src/gallium/drivers/r600/r600_asm.h
+++ b/src/gallium/drivers/r600/r600_asm.h
@@ -34,6 +34,7 @@ struct r600_bc_alu_src {
        unsigned                        neg;
        unsigned                        abs;
        unsigned                        rel;
+       u32                             *value;
 };
 
 struct r600_bc_alu_dst {
@@ -52,11 +53,8 @@ struct r600_bc_alu {
        unsigned                        last;
        unsigned                        is_op3;
        unsigned                        predicate;
-       unsigned                        nliteral;
-       unsigned                        literal_added;
        unsigned                        bank_swizzle;
        unsigned                        bank_swizzle_force;
-       u32                             value[4];
        unsigned                        omod;
 };
 
@@ -195,13 +193,13 @@ void eg_cf_vtx(struct r600_vertex_element *ve, u32 *bytecode, unsigned count);
 int r600_bc_init(struct r600_bc *bc, enum radeon_family family);
 void r600_bc_clear(struct r600_bc *bc);
 int r600_bc_add_alu(struct r600_bc *bc, const struct r600_bc_alu *alu);
-int r600_bc_add_literal(struct r600_bc *bc, const u32 *value);
 int r600_bc_add_vtx(struct r600_bc *bc, const struct r600_bc_vtx *vtx);
 int r600_bc_add_tex(struct r600_bc *bc, const struct r600_bc_tex *tex);
 int r600_bc_add_output(struct r600_bc *bc, const struct r600_bc_output *output);
 int r600_bc_build(struct r600_bc *bc);
 int r600_bc_add_cfinst(struct r600_bc *bc, int inst);
 int r600_bc_add_alu_type(struct r600_bc *bc, const struct r600_bc_alu *alu, int type);
+void r600_bc_special_constants(u32 value, unsigned *sel, unsigned *neg);
 void r600_bc_dump(struct r600_bc *bc);
 void r600_cf_vtx(struct r600_vertex_element *ve, u32 *bytecode, unsigned count);
 void r600_cf_vtx_tc(struct r600_vertex_element *ve, u32 *bytecode, unsigned count);

diff --git a/src/gallium/drivers/r600/r600_shader.c b/src/gallium/drivers/r600/r600_shader.c
index 80579b8d8719de011241822b54183ed9b5e80b67..f2e74c9cee227ea92310f639cda55f29b5539986 100644 (file)
--- a/src/gallium/drivers/r600/r600_shader.c
+++ b/src/gallium/drivers/r600/r600_shader.c
@@ -225,21 +225,23 @@ int r600_pipe_shader(struct pipe_context *ctx, struct r600_pipe_shader *shader)
        return 0;
 }
 
-int r600_shader_from_tgsi(const struct tgsi_token *tokens, struct r600_shader *shader);
+int r600_shader_from_tgsi(const struct tgsi_token *tokens, struct r600_shader *shader, u32 **literals);
 int r600_pipe_shader_create(struct pipe_context *ctx, struct r600_pipe_shader *shader, const struct tgsi_token *tokens)
 {
        struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
+       u32 *literals;
        int r;
 
 //fprintf(stderr, "--------------------------------------------------------------\n");
 //tgsi_dump(tokens, 0);
        shader->shader.family = r600_get_family(rctx->radeon);
-       r = r600_shader_from_tgsi(tokens, &shader->shader);
+       r = r600_shader_from_tgsi(tokens, &shader->shader, &literals);
        if (r) {
                R600_ERR("translation from TGSI failed !\n");
                return r;
        }
        r = r600_bc_build(&shader->shader.bc);
+       free(literals);
        if (r) {
                R600_ERR("building bytecode failed !\n");
                return r;
@@ -272,7 +274,6 @@ struct r600_shader_ctx {
        struct r600_shader_tgsi_instruction     *inst_info;
        struct r600_bc                          *bc;
        struct r600_shader                      *shader;
-       u32                                     value[4];
        u32                                     *literals;
        u32                                     nliterals;
        u32                                     max_driver_temp_used;
@@ -481,7 +482,7 @@ static int evergreen_gpr_count(struct r600_shader_ctx *ctx)
        return ctx->num_interp_gpr;
 }
 
-int r600_shader_from_tgsi(const struct tgsi_token *tokens, struct r600_shader *shader)
+int r600_shader_from_tgsi(const struct tgsi_token *tokens, struct r600_shader *shader, u32 **literals)
 {
        struct tgsi_full_immediate *immediate;
        struct r600_shader_ctx ctx;
@@ -583,9 +584,6 @@ int r600_shader_from_tgsi(const struct tgsi_token *tokens, struct r600_shader *s
                        else
                                ctx.inst_info = &r600_shader_tgsi_instruction[opcode];
                        r = ctx.inst_info->process(&ctx);
-                       if (r)
-                               goto out_err;
-                       r = r600_bc_add_literal(ctx.bc, ctx.value);
                        if (r)
                                goto out_err;
                        break;
@@ -706,7 +704,7 @@ int r600_shader_from_tgsi(const struct tgsi_token *tokens, struct r600_shader *s
                if (r)
                        goto out_err;
        }
-       free(ctx.literals);
+       *literals = ctx.literals;
        tgsi_parse_free(&ctx.parse);
        return 0;
 out_err:
@@ -740,38 +738,13 @@ static int tgsi_src(struct r600_shader_ctx *ctx,
                        (tgsi_src->Register.SwizzleX == tgsi_src->Register.SwizzleW)) {
 
                        index = tgsi_src->Register.Index * 4 + tgsi_src->Register.SwizzleX;
-                       switch(ctx->literals[index]) {
-                       case 0:
-                               r600_src->sel = V_SQ_ALU_SRC_0;
-                               return 0;
-                       case 1:
-                               r600_src->sel = V_SQ_ALU_SRC_1_INT;
-                               return 0;
-                       case -1:
-                               r600_src->sel = V_SQ_ALU_SRC_M_1_INT;
-                               return 0;
-                       case 0x3F800000: // 1.0f
-                               r600_src->sel = V_SQ_ALU_SRC_1;
+                       r600_bc_special_constants(ctx->literals[index], &r600_src->sel, &r600_src->neg);
+                       if (r600_src->sel != V_SQ_ALU_SRC_LITERAL)
                                return 0;
-                       case 0x3F000000: // 0.5f
-                               r600_src->sel = V_SQ_ALU_SRC_0_5;
-                               return 0;
-                       case 0xBF800000: // -1.0f
-                               r600_src->sel = V_SQ_ALU_SRC_1;
-                               r600_src->neg ^= 1;
-                               return 0;
-                       case 0xBF000000: // -0.5f
-                               r600_src->sel = V_SQ_ALU_SRC_0_5;
-                               r600_src->neg ^= 1;
-                               return 0;
-                       }
                }
                index = tgsi_src->Register.Index;
                r600_src->sel = V_SQ_ALU_SRC_LITERAL;
-               ctx->value[0] = ctx->literals[index * 4 + 0];
-               ctx->value[1] = ctx->literals[index * 4 + 1];
-               ctx->value[2] = ctx->literals[index * 4 + 2];
-               ctx->value[3] = ctx->literals[index * 4 + 3];
+               r600_src->value = ctx->literals + index * 4;
        } else {
                if (tgsi_src->Register.Indirect)
                        r600_src->rel = V_SQ_REL_RELATIVE;
@@ -877,6 +850,7 @@ static int tgsi_split_literal_constant(struct r600_shader_ctx *ctx, struct r600_
                                alu.inst = CTX_INST(V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_MOV);
                                alu.src[0].sel = r600_src[i].sel;
                                alu.src[0].chan = k;
+                               alu.src[0].value = r600_src[i].value;
                                alu.dst.sel = treg;
                                alu.dst.chan = k;
                                alu.dst.write = 1;
@@ -886,9 +860,6 @@ static int tgsi_split_literal_constant(struct r600_shader_ctx *ctx, struct r600_
                                if (r)
                                        return r;
                        }
-                       r = r600_bc_add_literal(ctx->bc, &ctx->literals[inst->Src[i].Register.Index * 4]);
-                       if (r)
-                               return r;
                        r600_src[i].sel = treg;
                        j--;
                }
@@ -983,12 +954,14 @@ static int tgsi_op2_swap(struct r600_shader_ctx *ctx)
 static int tgsi_setup_trig(struct r600_shader_ctx *ctx,
                           struct r600_bc_alu_src r600_src[3])
 {
+       static float half_inv_pi = 1.0 /(3.1415926535 * 2);
+       static float double_pi = 3.1415926535 * 2;
+       static float neg_pi = -3.1415926535;
+
        struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction;
        int r;
-       uint32_t lit_vals[4];
        struct r600_bc_alu alu;
 
-       memset(lit_vals, 0, 4*4);
        r = tgsi_split_constant(ctx, r600_src);
        if (r)
                return r;
@@ -996,9 +969,6 @@ static int tgsi_setup_trig(struct r600_shader_ctx *ctx,
        if (r)
                return r;
 
-       lit_vals[0] = fui(1.0 /(3.1415926535 * 2));
-       lit_vals[1] = fui(0.5f);
-
        memset(&alu, 0, sizeof(struct r600_bc_alu));
        alu.inst = CTX_INST(V_SQ_ALU_WORD1_OP3_SQ_OP3_INST_MULADD);
        alu.is_op3 = 1;
@@ -1012,13 +982,11 @@ static int tgsi_setup_trig(struct r600_shader_ctx *ctx,
 
        alu.src[1].sel = V_SQ_ALU_SRC_LITERAL;
        alu.src[1].chan = 0;
-       alu.src[2].sel = V_SQ_ALU_SRC_LITERAL;
+       alu.src[1].value = (uint32_t *)&half_inv_pi;
+       alu.src[2].sel = V_SQ_ALU_SRC_0_5;
        alu.src[2].chan = 1;
        alu.last = 1;
        r = r600_bc_add_alu(ctx->bc, &alu);
-       if (r)
-               return r;
-       r = r600_bc_add_literal(ctx->bc, lit_vals);
        if (r)
                return r;
 
@@ -1036,14 +1004,6 @@ static int tgsi_setup_trig(struct r600_shader_ctx *ctx,
        if (r)
                return r;
 
-       if (ctx->bc->chiprev == CHIPREV_R600) {
-               lit_vals[0] = fui(3.1415926535897f * 2.0f);
-               lit_vals[1] = fui(-3.1415926535897f);
-       } else {
-               lit_vals[0] = fui(1.0f);
-               lit_vals[1] = fui(-0.5f);
-       }
-
        memset(&alu, 0, sizeof(struct r600_bc_alu));
        alu.inst = CTX_INST(V_SQ_ALU_WORD1_OP3_SQ_OP3_INST_MULADD);
        alu.is_op3 = 1;
@@ -1059,11 +1019,18 @@ static int tgsi_setup_trig(struct r600_shader_ctx *ctx,
        alu.src[1].chan = 0;
        alu.src[2].sel = V_SQ_ALU_SRC_LITERAL;
        alu.src[2].chan = 1;
+
+       if (ctx->bc->chiprev == CHIPREV_R600) {
+               alu.src[1].value = (uint32_t *)&double_pi;
+               alu.src[2].value = (uint32_t *)&neg_pi;
+       } else {
+               alu.src[1].sel = V_SQ_ALU_SRC_1;
+               alu.src[2].sel = V_SQ_ALU_SRC_0_5;
+               alu.src[2].neg = 1;
+       }
+
        alu.last = 1;
        r = r600_bc_add_alu(ctx->bc, &alu);
-       if (r)
-               return r;
-       r = r600_bc_add_literal(ctx->bc, lit_vals);
        if (r)
                return r;
        return 0;
@@ -1181,10 +1148,6 @@ static int tgsi_scs(struct r600_shader_ctx *ctx)
                r = r600_bc_add_alu(ctx->bc, &alu);
                if (r)
                        return r;
-
-               r = r600_bc_add_literal(ctx->bc, ctx->value);
-               if (r)
-                       return r;
        }
 
        /* dst.w = 1.0; */
@@ -1205,10 +1168,6 @@ static int tgsi_scs(struct r600_shader_ctx *ctx)
                r = r600_bc_add_alu(ctx->bc, &alu);
                if (r)
                        return r;
-
-               r = r600_bc_add_literal(ctx->bc, ctx->value);
-               if (r)
-                       return r;
        }
 
        return 0;
@@ -1244,9 +1203,6 @@ static int tgsi_kill(struct r600_shader_ctx *ctx)
                if (r)
                        return r;
        }
-       r = r600_bc_add_literal(ctx->bc, ctx->value);
-       if (r)
-               return r;
 
        /* kill must be last in ALU */
        ctx->bc->force_add_cf = 1;
@@ -1309,10 +1265,6 @@ static int tgsi_lit(struct r600_shader_ctx *ctx)
        if (r)
                return r;
 
-       r = r600_bc_add_literal(ctx->bc, ctx->value);
-       if (r)
-               return r;
-
        if (inst->Dst[0].Register.WriteMask & (1 << 2))
        {
                int chan;
@@ -1331,10 +1283,6 @@ static int tgsi_lit(struct r600_shader_ctx *ctx)
                if (r)
                        return r;
 
-               r = r600_bc_add_literal(ctx->bc, ctx->value);
-               if (r)
-                       return r;
-
                chan = alu.dst.chan;
                sel = alu.dst.sel;
 
@@ -1357,9 +1305,6 @@ static int tgsi_lit(struct r600_shader_ctx *ctx)
                if (r)
                        return r;
 
-               r = r600_bc_add_literal(ctx->bc, ctx->value);
-               if (r)
-                       return r;
                /* dst.z = exp(tmp.x) */
                memset(&alu, 0, sizeof(struct r600_bc_alu));
                alu.inst = CTX_INST(V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_EXP_IEEE);
@@ -1401,9 +1346,6 @@ static int tgsi_rsq(struct r600_shader_ctx *ctx)
        alu.dst.write = 1;
        alu.last = 1;
        r = r600_bc_add_alu(ctx->bc, &alu);
-       if (r)
-               return r;
-       r = r600_bc_add_literal(ctx->bc, ctx->value);
        if (r)
                return r;
        /* replicate result */
@@ -1452,9 +1394,6 @@ static int tgsi_trans_srcx_replicate(struct r600_shader_ctx *ctx)
        alu.dst.write = 1;
        alu.last = 1;
        r = r600_bc_add_alu(ctx->bc, &alu);
-       if (r)
-               return r;
-       r = r600_bc_add_literal(ctx->bc, ctx->value);
        if (r)
                return r;
        /* replicate result */
@@ -1478,9 +1417,6 @@ static int tgsi_pow(struct r600_shader_ctx *ctx)
        alu.dst.write = 1;
        alu.last = 1;
        r = r600_bc_add_alu(ctx->bc, &alu);
-       if (r)
-               return r;
-       r = r600_bc_add_literal(ctx->bc,ctx->value);
        if (r)
                return r;
        /* b * LOG2(a) */
@@ -1495,9 +1431,6 @@ static int tgsi_pow(struct r600_shader_ctx *ctx)
        alu.dst.write = 1;
        alu.last = 1;
        r = r600_bc_add_alu(ctx->bc, &alu);
-       if (r)
-               return r;
-       r = r600_bc_add_literal(ctx->bc,ctx->value);
        if (r)
                return r;
        /* POW(a,b) = EXP2(b * LOG2(a))*/
@@ -1508,9 +1441,6 @@ static int tgsi_pow(struct r600_shader_ctx *ctx)
        alu.dst.write = 1;
        alu.last = 1;
        r = r600_bc_add_alu(ctx->bc, &alu);
-       if (r)
-               return r;
-       r = r600_bc_add_literal(ctx->bc,ctx->value);
        if (r)
                return r;
        return tgsi_helper_tempx_replicate(ctx);
@@ -1552,9 +1482,6 @@ static int tgsi_ssg(struct r600_shader_ctx *ctx)
                if (r)
                        return r;
        }
-       r = r600_bc_add_literal(ctx->bc, ctx->value);
-       if (r)
-               return r;
 
        /* dst = (-tmp > 0 ? -1 : tmp) */
        for (i = 0; i < 4; i++) {
@@ -1589,9 +1516,6 @@ static int tgsi_helper_copy(struct r600_shader_ctx *ctx, struct tgsi_full_instru
        struct r600_bc_alu alu;
        int i, r;
 
-       r = r600_bc_add_literal(ctx->bc, ctx->value);
-       if (r)
-               return r;
        for (i = 0; i < 4; i++) {
                memset(&alu, 0, sizeof(struct r600_bc_alu));
                if (!(inst->Dst[0].Register.WriteMask & (1 << i))) {
@@ -1720,6 +1644,7 @@ static int tgsi_dp(struct r600_shader_ctx *ctx)
 
 static int tgsi_tex(struct r600_shader_ctx *ctx)
 {
+       static float one_point_five = 1.5f;
        struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction;
        struct r600_bc_tex tex;
        struct r600_bc_alu alu;
@@ -1729,7 +1654,6 @@ static int tgsi_tex(struct r600_shader_ctx *ctx)
        boolean src_not_temp =
                inst->Src[0].Register.File != TGSI_FILE_TEMPORARY &&
                inst->Src[0].Register.File != TGSI_FILE_INPUT;
-       uint32_t lit_vals[4];
 
        src_gpr = ctx->file_offset[inst->Src[0].Register.File] + inst->Src[0].Register.Index;
 
@@ -1878,6 +1802,7 @@ static int tgsi_tex(struct r600_shader_ctx *ctx)
 
                alu.src[2].sel = V_SQ_ALU_SRC_LITERAL;
                alu.src[2].chan = 0;
+               alu.src[2].value = (u32*)&one_point_five;
 
                alu.dst.sel = ctx->temp_reg;
                alu.dst.chan = 1;
@@ -1888,11 +1813,6 @@ static int tgsi_tex(struct r600_shader_ctx *ctx)
                if (r)
                        return r;
 
-               lit_vals[0] = fui(1.5f);
-
-               r = r600_bc_add_literal(ctx->bc, lit_vals);
-               if (r)
-                       return r;
                src_not_temp = FALSE;
                src_gpr = ctx->temp_reg;
        }
@@ -2026,9 +1946,6 @@ static int tgsi_lrp(struct r600_shader_ctx *ctx)
                if (r)
                        return r;
        }
-       r = r600_bc_add_literal(ctx->bc, ctx->value);
-       if (r)
-               return r;
 
        /* (1 - src0) * src2 */
        for (i = 0; i < lasti + 1; i++) {
@@ -2051,9 +1968,6 @@ static int tgsi_lrp(struct r600_shader_ctx *ctx)
                if (r)
                        return r;
        }
-       r = r600_bc_add_literal(ctx->bc, ctx->value);
-       if (r)
-               return r;
 
        /* src0 * src1 + (1 - src0) * src2 */
        for (i = 0; i < lasti + 1; i++) {
@@ -2194,10 +2108,6 @@ static int tgsi_xpd(struct r600_shader_ctx *ctx)
                r = r600_bc_add_alu(ctx->bc, &alu);
                if (r)
                        return r;
-
-               r = r600_bc_add_literal(ctx->bc, ctx->value);
-               if (r)
-                       return r;
        }
 
        for (i = 0; i < 4; i++) {
@@ -2255,10 +2165,6 @@ static int tgsi_xpd(struct r600_shader_ctx *ctx)
                r = r600_bc_add_alu(ctx->bc, &alu);
                if (r)
                        return r;
-
-               r = r600_bc_add_literal(ctx->bc, ctx->value);
-               if (r)
-                       return r;
        }
        if (use_temp)
                return tgsi_helper_copy(ctx, inst);
@@ -2291,10 +2197,6 @@ static int tgsi_exp(struct r600_shader_ctx *ctx)
                if (r)
                        return r;
 
-               r = r600_bc_add_literal(ctx->bc, ctx->value);
-               if (r)
-                       return r;
-
                alu.inst = CTX_INST(V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_EXP_IEEE);
                alu.src[0].sel = ctx->temp_reg;
                alu.src[0].chan = 0;
@@ -2306,10 +2208,6 @@ static int tgsi_exp(struct r600_shader_ctx *ctx)
                r = r600_bc_add_alu(ctx->bc, &alu);
                if (r)
                        return r;
-
-               r = r600_bc_add_literal(ctx->bc, ctx->value);
-               if (r)
-                       return r;
        }
 
        /* result.y = tmp - floor(tmp); */
@@ -2335,9 +2233,6 @@ static int tgsi_exp(struct r600_shader_ctx *ctx)
                r = r600_bc_add_alu(ctx->bc, &alu);
                if (r)
                        return r;
-               r = r600_bc_add_literal(ctx->bc, ctx->value);
-               if (r)
-                       return r;
        }
 
        /* result.z = RoughApprox2ToX(tmp);*/
@@ -2358,9 +2253,6 @@ static int tgsi_exp(struct r600_shader_ctx *ctx)
                r = r600_bc_add_alu(ctx->bc, &alu);
                if (r)
                        return r;
-               r = r600_bc_add_literal(ctx->bc, ctx->value);
-               if (r)
-                       return r;
        }
 
        /* result.w = 1.0;*/
@@ -2378,9 +2270,6 @@ static int tgsi_exp(struct r600_shader_ctx *ctx)
                r = r600_bc_add_alu(ctx->bc, &alu);
                if (r)
                        return r;
-               r = r600_bc_add_literal(ctx->bc, ctx->value);
-               if (r)
-                       return r;
        }
        return tgsi_helper_copy(ctx, inst);
 }
@@ -2410,10 +2299,6 @@ static int tgsi_log(struct r600_shader_ctx *ctx)
                if (r)
                        return r;
 
-               r = r600_bc_add_literal(ctx->bc, ctx->value);
-               if (r)
-                       return r;
-
                alu.inst = CTX_INST(V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_FLOOR);
                alu.src[0].sel = ctx->temp_reg;
                alu.src[0].chan = 0;
@@ -2426,10 +2311,6 @@ static int tgsi_log(struct r600_shader_ctx *ctx)
                r = r600_bc_add_alu(ctx->bc, &alu);
                if (r)
                        return r;
-
-               r = r600_bc_add_literal(ctx->bc, ctx->value);
-               if (r)
-                       return r;
        }
 
        /* result.y = src.x / (2 ^ floor(log2(src.x))); */
@@ -2452,10 +2333,6 @@ static int tgsi_log(struct r600_shader_ctx *ctx)
                if (r)
                        return r;
 
-               r = r600_bc_add_literal(ctx->bc, ctx->value);
-               if (r)
-                       return r;
-
                memset(&alu, 0, sizeof(struct r600_bc_alu));
 
                alu.inst = CTX_INST(V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_FLOOR);
@@ -2471,10 +2348,6 @@ static int tgsi_log(struct r600_shader_ctx *ctx)
                if (r)
                        return r;
 
-               r = r600_bc_add_literal(ctx->bc, ctx->value);
-               if (r)
-                       return r;
-
                memset(&alu, 0, sizeof(struct r600_bc_alu));
 
                alu.inst = CTX_INST(V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_EXP_IEEE);
@@ -2490,10 +2363,6 @@ static int tgsi_log(struct r600_shader_ctx *ctx)
                if (r)
                        return r;
 
-               r = r600_bc_add_literal(ctx->bc, ctx->value);
-               if (r)
-                       return r;
-
                memset(&alu, 0, sizeof(struct r600_bc_alu));
 
                alu.inst = CTX_INST(V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_RECIP_IEEE);
@@ -2509,10 +2378,6 @@ static int tgsi_log(struct r600_shader_ctx *ctx)
                if (r)
                        return r;
 
-               r = r600_bc_add_literal(ctx->bc, ctx->value);
-               if (r)
-                       return r;
-
                memset(&alu, 0, sizeof(struct r600_bc_alu));
 
                alu.inst = CTX_INST(V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_MUL);
@@ -2534,10 +2399,6 @@ static int tgsi_log(struct r600_shader_ctx *ctx)
                r = r600_bc_add_alu(ctx->bc, &alu);
                if (r)
                        return r;
-
-               r = r600_bc_add_literal(ctx->bc, ctx->value);
-               if (r)
-                       return r;
        }
 
        /* result.z = log2(src);*/
@@ -2559,10 +2420,6 @@ static int tgsi_log(struct r600_shader_ctx *ctx)
                r = r600_bc_add_alu(ctx->bc, &alu);
                if (r)
                        return r;
-
-               r = r600_bc_add_literal(ctx->bc, ctx->value);
-               if (r)
-                       return r;
        }
 
        /* result.w = 1.0; */
@@ -2581,10 +2438,6 @@ static int tgsi_log(struct r600_shader_ctx *ctx)
                r = r600_bc_add_alu(ctx->bc, &alu);
                if (r)
                        return r;
-
-               r = r600_bc_add_literal(ctx->bc, ctx->value);
-               if (r)
-                       return r;
        }
 
        return tgsi_helper_copy(ctx, inst);

diff --git a/src/gallium/drivers/r600/r600_shader.h b/src/gallium/drivers/r600/r600_shader.h
index 35b0331525a01adbba1ba1060b111402e5a09d35..935dd6fe3abebf4d41071f55997138bed83007c8 100644 (file)
--- a/src/gallium/drivers/r600/r600_shader.h
+++ b/src/gallium/drivers/r600/r600_shader.h
@@ -47,6 +47,6 @@ struct r600_shader {
        boolean                 uses_kill;
 };
 
-int r600_shader_from_tgsi(const struct tgsi_token *tokens, struct r600_shader *shader);
+int r600_shader_from_tgsi(const struct tgsi_token *tokens, struct r600_shader *shader, u32 **literals);
 
 #endif

diff --git a/src/gallium/drivers/r600/r700_asm.c b/src/gallium/drivers/r600/r700_asm.c
index 3eb6fb50ca721671a909508e215305dd56b76638..a7f2f54736e9f39d25cacfe5b86de421d2e39de5 100644 (file)
--- a/src/gallium/drivers/r600/r700_asm.c
+++ b/src/gallium/drivers/r600/r700_asm.c
@@ -29,8 +29,6 @@
 
 int r700_bc_alu_build(struct r600_bc *bc, struct r600_bc_alu *alu, unsigned id)
 {
-       unsigned i;
-
        bc->bytecode[id++] = S_SQ_ALU_WORD0_SRC0_SEL(alu->src[0].sel) |
                S_SQ_ALU_WORD0_SRC0_REL(alu->src[0].rel) |
                S_SQ_ALU_WORD0_SRC0_CHAN(alu->src[0].chan) |
@@ -67,13 +65,5 @@ int r700_bc_alu_build(struct r600_bc *bc, struct r600_bc_alu *alu, unsigned id)
                                        S_SQ_ALU_WORD1_OP2_UPDATE_EXECUTE_MASK(alu->predicate) |
                                        S_SQ_ALU_WORD1_OP2_UPDATE_PRED(alu->predicate);
        }
-       if (alu->last) {
-               if (alu->nliteral && !alu->literal_added) {
-                       R600_ERR("Bug in ALU processing for instruction 0x%08x, literal not added correctly\n", alu->inst);
-               }
-               for (i = 0; i < alu->nliteral; i++) {
-                       bc->bytecode[id++] = alu->value[i];
-               }
-       }
        return 0;
 }