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Diffstat (limited to 'src/gallium/drivers/nvfx/nvfx_fragprog.c')
-rw-r--r--src/gallium/drivers/nvfx/nvfx_fragprog.c1309
1 files changed, 964 insertions, 345 deletions
diff --git a/src/gallium/drivers/nvfx/nvfx_fragprog.c b/src/gallium/drivers/nvfx/nvfx_fragprog.c
index 6772d9bd516..13e8beed479 100644
--- a/src/gallium/drivers/nvfx/nvfx_fragprog.c
+++ b/src/gallium/drivers/nvfx/nvfx_fragprog.c
@@ -1,87 +1,81 @@
+#include <float.h>
#include "pipe/p_context.h"
#include "pipe/p_defines.h"
#include "pipe/p_state.h"
#include "util/u_inlines.h"
+#include "util/u_debug.h"
#include "pipe/p_shader_tokens.h"
#include "tgsi/tgsi_parse.h"
#include "tgsi/tgsi_util.h"
+#include "tgsi/tgsi_dump.h"
+#include "tgsi/tgsi_ureg.h"
#include "nvfx_context.h"
#include "nvfx_shader.h"
+#include "nvfx_resource.h"
-#define MAX_CONSTS 128
-#define MAX_IMM 32
struct nvfx_fpc {
+ struct nvfx_pipe_fragment_program* pfp;
struct nvfx_fragment_program *fp;
- uint attrib_map[PIPE_MAX_SHADER_INPUTS];
-
- unsigned r_temps;
- unsigned r_temps_discard;
- struct nvfx_sreg r_result[PIPE_MAX_SHADER_OUTPUTS];
- struct nvfx_sreg *r_temp;
+ unsigned max_temps;
+ unsigned long long r_temps;
+ unsigned long long r_temps_discard;
+ struct nvfx_reg r_result[PIPE_MAX_SHADER_OUTPUTS];
+ struct nvfx_reg *r_temp;
+ unsigned sprite_coord_temp;
int num_regs;
unsigned inst_offset;
unsigned have_const;
- struct {
- int pipe;
- float vals[4];
- } consts[MAX_CONSTS];
- int nr_consts;
+ struct util_dynarray imm_data;
- struct nvfx_sreg imm[MAX_IMM];
+ struct nvfx_reg* r_imm;
unsigned nr_imm;
+
+ unsigned char generic_to_slot[256]; /* semantic idx for each input semantic */
+
+ struct util_dynarray if_stack;
+ //struct util_dynarray loop_stack;
+ struct util_dynarray label_relocs;
};
-static INLINE struct nvfx_sreg
+static INLINE struct nvfx_reg
temp(struct nvfx_fpc *fpc)
{
- int idx = ffs(~fpc->r_temps) - 1;
+ int idx = __builtin_ctzll(~fpc->r_temps);
- if (idx < 0) {
+ if (idx >= fpc->max_temps) {
NOUVEAU_ERR("out of temps!!\n");
assert(0);
- return nvfx_sr(NVFXSR_TEMP, 0);
+ return nvfx_reg(NVFXSR_TEMP, 0);
}
- fpc->r_temps |= (1 << idx);
- fpc->r_temps_discard |= (1 << idx);
- return nvfx_sr(NVFXSR_TEMP, idx);
+ fpc->r_temps |= (1ULL << idx);
+ fpc->r_temps_discard |= (1ULL << idx);
+ return nvfx_reg(NVFXSR_TEMP, idx);
}
static INLINE void
release_temps(struct nvfx_fpc *fpc)
{
fpc->r_temps &= ~fpc->r_temps_discard;
- fpc->r_temps_discard = 0;
+ fpc->r_temps_discard = 0ULL;
}
-static INLINE struct nvfx_sreg
-constant(struct nvfx_fpc *fpc, int pipe, float vals[4])
+static inline struct nvfx_reg
+nvfx_fp_imm(struct nvfx_fpc *fpc, float a, float b, float c, float d)
{
- int idx;
-
- if (fpc->nr_consts == MAX_CONSTS)
- assert(0);
- idx = fpc->nr_consts++;
+ float v[4] = {a, b, c, d};
+ int idx = fpc->imm_data.size >> 4;
- fpc->consts[idx].pipe = pipe;
- if (pipe == -1)
- memcpy(fpc->consts[idx].vals, vals, 4 * sizeof(float));
- return nvfx_sr(NVFXSR_CONST, idx);
+ memcpy(util_dynarray_grow(&fpc->imm_data, sizeof(float) * 4), v, 4 * sizeof(float));
+ return nvfx_reg(NVFXSR_IMM, idx);
}
-#define arith(cc,s,o,d,m,s0,s1,s2) \
- nvfx_fp_arith((cc), (s), NVFX_FP_OP_OPCODE_##o, \
- (d), (m), (s0), (s1), (s2))
-#define tex(cc,s,o,u,d,m,s0,s1,s2) \
- nvfx_fp_tex((cc), (s), NVFX_FP_OP_OPCODE_##o, (u), \
- (d), (m), (s0), none, none)
-
static void
grow_insns(struct nvfx_fpc *fpc, int size)
{
@@ -92,44 +86,59 @@ grow_insns(struct nvfx_fpc *fpc, int size)
}
static void
-emit_src(struct nvfx_fpc *fpc, int pos, struct nvfx_sreg src)
+emit_src(struct nvfx_fpc *fpc, int pos, struct nvfx_src src)
{
struct nvfx_fragment_program *fp = fpc->fp;
uint32_t *hw = &fp->insn[fpc->inst_offset];
uint32_t sr = 0;
- switch (src.type) {
+ switch (src.reg.type) {
case NVFXSR_INPUT:
sr |= (NVFX_FP_REG_TYPE_INPUT << NVFX_FP_REG_TYPE_SHIFT);
- hw[0] |= (src.index << NVFX_FP_OP_INPUT_SRC_SHIFT);
+ hw[0] |= (src.reg.index << NVFX_FP_OP_INPUT_SRC_SHIFT);
break;
case NVFXSR_OUTPUT:
sr |= NVFX_FP_REG_SRC_HALF;
/* fall-through */
case NVFXSR_TEMP:
sr |= (NVFX_FP_REG_TYPE_TEMP << NVFX_FP_REG_TYPE_SHIFT);
- sr |= (src.index << NVFX_FP_REG_SRC_SHIFT);
+ sr |= (src.reg.index << NVFX_FP_REG_SRC_SHIFT);
+ break;
+ case NVFXSR_RELOCATED:
+ sr |= (NVFX_FP_REG_TYPE_TEMP << NVFX_FP_REG_TYPE_SHIFT);
+ sr |= (fpc->sprite_coord_temp << NVFX_FP_REG_SRC_SHIFT);
+ //printf("adding relocation at %x for %x\n", fpc->inst_offset, src.index);
+ util_dynarray_append(&fpc->fp->slot_relocations[src.reg.index], unsigned, fpc->inst_offset + pos + 1);
+ break;
+ case NVFXSR_IMM:
+ if (!fpc->have_const) {
+ grow_insns(fpc, 4);
+ hw = &fp->insn[fpc->inst_offset];
+ fpc->have_const = 1;
+ }
+
+ memcpy(&fp->insn[fpc->inst_offset + 4],
+ (float*)fpc->imm_data.data + src.reg.index * 4,
+ sizeof(uint32_t) * 4);
+
+ sr |= (NVFX_FP_REG_TYPE_CONST << NVFX_FP_REG_TYPE_SHIFT);
break;
case NVFXSR_CONST:
if (!fpc->have_const) {
grow_insns(fpc, 4);
+ hw = &fp->insn[fpc->inst_offset];
fpc->have_const = 1;
}
- hw = &fp->insn[fpc->inst_offset];
- if (fpc->consts[src.index].pipe >= 0) {
+ {
struct nvfx_fragment_program_data *fpd;
fp->consts = realloc(fp->consts, ++fp->nr_consts *
sizeof(*fpd));
fpd = &fp->consts[fp->nr_consts - 1];
fpd->offset = fpc->inst_offset + 4;
- fpd->index = fpc->consts[src.index].pipe;
+ fpd->index = src.reg.index;
memset(&fp->insn[fpd->offset], 0, sizeof(uint32_t) * 4);
- } else {
- memcpy(&fp->insn[fpc->inst_offset + 4],
- fpc->consts[src.index].vals,
- sizeof(uint32_t) * 4);
}
sr |= (NVFX_FP_REG_TYPE_CONST << NVFX_FP_REG_TYPE_SHIFT);
@@ -156,7 +165,7 @@ emit_src(struct nvfx_fpc *fpc, int pos, struct nvfx_sreg src)
}
static void
-emit_dst(struct nvfx_fpc *fpc, struct nvfx_sreg dst)
+emit_dst(struct nvfx_fpc *fpc, struct nvfx_reg dst)
{
struct nvfx_fragment_program *fp = fpc->fp;
uint32_t *hw = &fp->insn[fpc->inst_offset];
@@ -184,9 +193,7 @@ emit_dst(struct nvfx_fpc *fpc, struct nvfx_sreg dst)
}
static void
-nvfx_fp_arith(struct nvfx_fpc *fpc, int sat, int op,
- struct nvfx_sreg dst, int mask,
- struct nvfx_sreg s0, struct nvfx_sreg s1, struct nvfx_sreg s2)
+nvfx_fp_emit(struct nvfx_fpc *fpc, struct nvfx_insn insn)
{
struct nvfx_fragment_program *fp = fpc->fp;
uint32_t *hw;
@@ -197,68 +204,225 @@ nvfx_fp_arith(struct nvfx_fpc *fpc, int sat, int op,
hw = &fp->insn[fpc->inst_offset];
memset(hw, 0, sizeof(uint32_t) * 4);
- if (op == NVFX_FP_OP_OPCODE_KIL)
- fp->fp_control |= NV34TCL_FP_CONTROL_USES_KIL;
- hw[0] |= (op << NVFX_FP_OP_OPCODE_SHIFT);
- hw[0] |= (mask << NVFX_FP_OP_OUTMASK_SHIFT);
- hw[2] |= (dst.dst_scale << NVFX_FP_OP_DST_SCALE_SHIFT);
+ if (insn.op == NVFX_FP_OP_OPCODE_KIL)
+ fp->fp_control |= NV30_3D_FP_CONTROL_USES_KIL;
+ hw[0] |= (insn.op << NVFX_FP_OP_OPCODE_SHIFT);
+ hw[0] |= (insn.mask << NVFX_FP_OP_OUTMASK_SHIFT);
+ hw[2] |= (insn.scale << NVFX_FP_OP_DST_SCALE_SHIFT);
- if (sat)
+ if (insn.sat)
hw[0] |= NVFX_FP_OP_OUT_SAT;
- if (dst.cc_update)
+ if (insn.cc_update)
hw[0] |= NVFX_FP_OP_COND_WRITE_ENABLE;
- hw[1] |= (dst.cc_test << NVFX_FP_OP_COND_SHIFT);
- hw[1] |= ((dst.cc_swz[0] << NVFX_FP_OP_COND_SWZ_X_SHIFT) |
- (dst.cc_swz[1] << NVFX_FP_OP_COND_SWZ_Y_SHIFT) |
- (dst.cc_swz[2] << NVFX_FP_OP_COND_SWZ_Z_SHIFT) |
- (dst.cc_swz[3] << NVFX_FP_OP_COND_SWZ_W_SHIFT));
-
- emit_dst(fpc, dst);
- emit_src(fpc, 0, s0);
- emit_src(fpc, 1, s1);
- emit_src(fpc, 2, s2);
+ hw[1] |= (insn.cc_test << NVFX_FP_OP_COND_SHIFT);
+ hw[1] |= ((insn.cc_swz[0] << NVFX_FP_OP_COND_SWZ_X_SHIFT) |
+ (insn.cc_swz[1] << NVFX_FP_OP_COND_SWZ_Y_SHIFT) |
+ (insn.cc_swz[2] << NVFX_FP_OP_COND_SWZ_Z_SHIFT) |
+ (insn.cc_swz[3] << NVFX_FP_OP_COND_SWZ_W_SHIFT));
+
+ if(insn.unit >= 0)
+ {
+ hw[0] |= (insn.unit << NVFX_FP_OP_TEX_UNIT_SHIFT);
+ fp->samplers |= (1 << insn.unit);
+ }
+
+ emit_dst(fpc, insn.dst);
+ emit_src(fpc, 0, insn.src[0]);
+ emit_src(fpc, 1, insn.src[1]);
+ emit_src(fpc, 2, insn.src[2]);
}
+#define arith(s,o,d,m,s0,s1,s2) \
+ nvfx_insn((s), NVFX_FP_OP_OPCODE_##o, -1, \
+ (d), (m), (s0), (s1), (s2))
+
+#define tex(s,o,u,d,m,s0,s1,s2) \
+ nvfx_insn((s), NVFX_FP_OP_OPCODE_##o, (u), \
+ (d), (m), (s0), none, none)
+
+/* IF src.x != 0, as TGSI specifies */
static void
-nvfx_fp_tex(struct nvfx_fpc *fpc, int sat, int op, int unit,
- struct nvfx_sreg dst, int mask,
- struct nvfx_sreg s0, struct nvfx_sreg s1, struct nvfx_sreg s2)
+nv40_fp_if(struct nvfx_fpc *fpc, struct nvfx_src src)
{
- struct nvfx_fragment_program *fp = fpc->fp;
+ const struct nvfx_src none = nvfx_src(nvfx_reg(NVFXSR_NONE, 0));
+ struct nvfx_insn insn = arith(0, MOV, none.reg, NVFX_FP_MASK_X, src, none, none);
+ uint32_t *hw;
+ insn.cc_update = 1;
+ nvfx_fp_emit(fpc, insn);
- nvfx_fp_arith(fpc, sat, op, dst, mask, s0, s1, s2);
+ fpc->inst_offset = fpc->fp->insn_len;
+ grow_insns(fpc, 4);
+ hw = &fpc->fp->insn[fpc->inst_offset];
+ /* I really wonder why fp16 precision is used. Presumably the hardware ignores it? */
+ hw[0] = (NV40_FP_OP_BRA_OPCODE_IF << NVFX_FP_OP_OPCODE_SHIFT) |
+ NV40_FP_OP_OUT_NONE |
+ (NVFX_FP_PRECISION_FP16 << NVFX_FP_OP_PRECISION_SHIFT);
+ /* Use .xxxx swizzle so that we check only src[0].x*/
+ hw[1] = (0 << NVFX_FP_OP_COND_SWZ_X_SHIFT) |
+ (0 << NVFX_FP_OP_COND_SWZ_Y_SHIFT) |
+ (0 << NVFX_FP_OP_COND_SWZ_Z_SHIFT) |
+ (0 << NVFX_FP_OP_COND_SWZ_W_SHIFT) |
+ (NVFX_FP_OP_COND_NE << NVFX_FP_OP_COND_SHIFT);
+ hw[2] = 0; /* | NV40_FP_OP_OPCODE_IS_BRANCH | else_offset */
+ hw[3] = 0; /* | endif_offset */
+ util_dynarray_append(&fpc->if_stack, unsigned, fpc->inst_offset);
+}
- fp->insn[fpc->inst_offset] |= (unit << NVFX_FP_OP_TEX_UNIT_SHIFT);
- fp->samplers |= (1 << unit);
+/* IF src.x != 0, as TGSI specifies */
+static void
+nv40_fp_cal(struct nvfx_fpc *fpc, unsigned target)
+{
+ struct nvfx_relocation reloc;
+ uint32_t *hw;
+ fpc->inst_offset = fpc->fp->insn_len;
+ grow_insns(fpc, 4);
+ hw = &fpc->fp->insn[fpc->inst_offset];
+ /* I really wonder why fp16 precision is used. Presumably the hardware ignores it? */
+ hw[0] = (NV40_FP_OP_BRA_OPCODE_CAL << NVFX_FP_OP_OPCODE_SHIFT);
+ /* Use .xxxx swizzle so that we check only src[0].x*/
+ hw[1] = (NVFX_SWZ_IDENTITY << NVFX_FP_OP_COND_SWZ_ALL_SHIFT) |
+ (NVFX_FP_OP_COND_TR << NVFX_FP_OP_COND_SHIFT);
+ hw[2] = NV40_FP_OP_OPCODE_IS_BRANCH; /* | call_offset */
+ hw[3] = 0;
+ reloc.target = target;
+ reloc.location = fpc->inst_offset + 2;
+ util_dynarray_append(&fpc->label_relocs, struct nvfx_relocation, reloc);
}
-static INLINE struct nvfx_sreg
+static void
+nv40_fp_ret(struct nvfx_fpc *fpc)
+{
+ uint32_t *hw;
+ fpc->inst_offset = fpc->fp->insn_len;
+ grow_insns(fpc, 4);
+ hw = &fpc->fp->insn[fpc->inst_offset];
+ /* I really wonder why fp16 precision is used. Presumably the hardware ignores it? */
+ hw[0] = (NV40_FP_OP_BRA_OPCODE_RET << NVFX_FP_OP_OPCODE_SHIFT);
+ /* Use .xxxx swizzle so that we check only src[0].x*/
+ hw[1] = (NVFX_SWZ_IDENTITY << NVFX_FP_OP_COND_SWZ_ALL_SHIFT) |
+ (NVFX_FP_OP_COND_TR << NVFX_FP_OP_COND_SHIFT);
+ hw[2] = NV40_FP_OP_OPCODE_IS_BRANCH; /* | call_offset */
+ hw[3] = 0;
+}
+
+static void
+nv40_fp_rep(struct nvfx_fpc *fpc, unsigned count, unsigned target)
+{
+ struct nvfx_relocation reloc;
+ uint32_t *hw;
+ fpc->inst_offset = fpc->fp->insn_len;
+ grow_insns(fpc, 4);
+ hw = &fpc->fp->insn[fpc->inst_offset];
+ /* I really wonder why fp16 precision is used. Presumably the hardware ignores it? */
+ hw[0] = (NV40_FP_OP_BRA_OPCODE_REP << NVFX_FP_OP_OPCODE_SHIFT) |
+ NV40_FP_OP_OUT_NONE |
+ (NVFX_FP_PRECISION_FP16 << NVFX_FP_OP_PRECISION_SHIFT);
+ /* Use .xxxx swizzle so that we check only src[0].x*/
+ hw[1] = (NVFX_SWZ_IDENTITY << NVFX_FP_OP_COND_SWZ_ALL_SHIFT) |
+ (NVFX_FP_OP_COND_TR << NVFX_FP_OP_COND_SHIFT);
+ hw[2] = NV40_FP_OP_OPCODE_IS_BRANCH |
+ (count << NV40_FP_OP_REP_COUNT1_SHIFT) |
+ (count << NV40_FP_OP_REP_COUNT2_SHIFT) |
+ (count << NV40_FP_OP_REP_COUNT3_SHIFT);
+ hw[3] = 0; /* | end_offset */
+ reloc.target = target;
+ reloc.location = fpc->inst_offset + 3;
+ util_dynarray_append(&fpc->label_relocs, struct nvfx_relocation, reloc);
+ //util_dynarray_append(&fpc->loop_stack, unsigned, target);
+}
+
+/* warning: this only works forward, and probably only if not inside any IF */
+static void
+nv40_fp_bra(struct nvfx_fpc *fpc, unsigned target)
+{
+ struct nvfx_relocation reloc;
+ uint32_t *hw;
+ fpc->inst_offset = fpc->fp->insn_len;
+ grow_insns(fpc, 4);
+ hw = &fpc->fp->insn[fpc->inst_offset];
+ /* I really wonder why fp16 precision is used. Presumably the hardware ignores it? */
+ hw[0] = (NV40_FP_OP_BRA_OPCODE_IF << NVFX_FP_OP_OPCODE_SHIFT) |
+ NV40_FP_OP_OUT_NONE |
+ (NVFX_FP_PRECISION_FP16 << NVFX_FP_OP_PRECISION_SHIFT);
+ /* Use .xxxx swizzle so that we check only src[0].x*/
+ hw[1] = (NVFX_SWZ_IDENTITY << NVFX_FP_OP_COND_SWZ_X_SHIFT) |
+ (NVFX_FP_OP_COND_FL << NVFX_FP_OP_COND_SHIFT);
+ hw[2] = NV40_FP_OP_OPCODE_IS_BRANCH; /* | else_offset */
+ hw[3] = 0; /* | endif_offset */
+ reloc.target = target;
+ reloc.location = fpc->inst_offset + 2;
+ util_dynarray_append(&fpc->label_relocs, struct nvfx_relocation, reloc);
+ reloc.target = target;
+ reloc.location = fpc->inst_offset + 3;
+ util_dynarray_append(&fpc->label_relocs, struct nvfx_relocation, reloc);
+}
+
+static void
+nv40_fp_brk(struct nvfx_fpc *fpc)
+{
+ uint32_t *hw;
+ fpc->inst_offset = fpc->fp->insn_len;
+ grow_insns(fpc, 4);
+ hw = &fpc->fp->insn[fpc->inst_offset];
+ /* I really wonder why fp16 precision is used. Presumably the hardware ignores it? */
+ hw[0] = (NV40_FP_OP_BRA_OPCODE_BRK << NVFX_FP_OP_OPCODE_SHIFT) |
+ NV40_FP_OP_OUT_NONE;
+ /* Use .xxxx swizzle so that we check only src[0].x*/
+ hw[1] = (NVFX_SWZ_IDENTITY << NVFX_FP_OP_COND_SWZ_X_SHIFT) |
+ (NVFX_FP_OP_COND_TR << NVFX_FP_OP_COND_SHIFT);
+ hw[2] = NV40_FP_OP_OPCODE_IS_BRANCH;
+ hw[3] = 0;
+}
+
+static INLINE struct nvfx_src
tgsi_src(struct nvfx_fpc *fpc, const struct tgsi_full_src_register *fsrc)
{
- struct nvfx_sreg src = { 0 };
+ struct nvfx_src src;
switch (fsrc->Register.File) {
case TGSI_FILE_INPUT:
- src = nvfx_sr(NVFXSR_INPUT,
- fpc->attrib_map[fsrc->Register.Index]);
+ if(fpc->pfp->info.input_semantic_name[fsrc->Register.Index] == TGSI_SEMANTIC_POSITION) {
+ assert(fpc->pfp->info.input_semantic_index[fsrc->Register.Index] == 0);
+ src.reg = nvfx_reg(NVFXSR_INPUT, NVFX_FP_OP_INPUT_SRC_POSITION);
+ } else if(fpc->pfp->info.input_semantic_name[fsrc->Register.Index] == TGSI_SEMANTIC_COLOR) {
+ if(fpc->pfp->info.input_semantic_index[fsrc->Register.Index] == 0)
+ src.reg = nvfx_reg(NVFXSR_INPUT, NVFX_FP_OP_INPUT_SRC_COL0);
+ else if(fpc->pfp->info.input_semantic_index[fsrc->Register.Index] == 1)
+ src.reg = nvfx_reg(NVFXSR_INPUT, NVFX_FP_OP_INPUT_SRC_COL1);
+ else
+ assert(0);
+ } else if(fpc->pfp->info.input_semantic_name[fsrc->Register.Index] == TGSI_SEMANTIC_FOG) {
+ assert(fpc->pfp->info.input_semantic_index[fsrc->Register.Index] == 0);
+ src.reg = nvfx_reg(NVFXSR_INPUT, NVFX_FP_OP_INPUT_SRC_FOGC);
+ } else if(fpc->pfp->info.input_semantic_name[fsrc->Register.Index] == TGSI_SEMANTIC_FACE) {
+ /* TODO: check this has the correct values */
+ /* XXX: what do we do for nv30 here (assuming it lacks facing)?! */
+ assert(fpc->pfp->info.input_semantic_index[fsrc->Register.Index] == 0);
+ src.reg = nvfx_reg(NVFXSR_INPUT, NV40_FP_OP_INPUT_SRC_FACING);
+ } else {
+ assert(fpc->pfp->info.input_semantic_name[fsrc->Register.Index] == TGSI_SEMANTIC_GENERIC);
+ src.reg = nvfx_reg(NVFXSR_RELOCATED, fpc->generic_to_slot[fpc->pfp->info.input_semantic_index[fsrc->Register.Index]]);
+ }
break;
case TGSI_FILE_CONSTANT:
- src = constant(fpc, fsrc->Register.Index, NULL);
+ src.reg = nvfx_reg(NVFXSR_CONST, fsrc->Register.Index);
break;
case TGSI_FILE_IMMEDIATE:
assert(fsrc->Register.Index < fpc->nr_imm);
- src = fpc->imm[fsrc->Register.Index];
+ src.reg = fpc->r_imm[fsrc->Register.Index];
break;
case TGSI_FILE_TEMPORARY:
- src = fpc->r_temp[fsrc->Register.Index];
+ src.reg = fpc->r_temp[fsrc->Register.Index];
break;
/* NV40 fragprog result regs are just temps, so this is simple */
case TGSI_FILE_OUTPUT:
- src = fpc->r_result[fsrc->Register.Index];
+ src.reg = fpc->r_result[fsrc->Register.Index];
break;
default:
NOUVEAU_ERR("bad src file\n");
+ src.reg.index = 0;
+ src.reg.type = 0;
break;
}
@@ -268,10 +432,13 @@ tgsi_src(struct nvfx_fpc *fpc, const struct tgsi_full_src_register *fsrc)
src.swz[1] = fsrc->Register.SwizzleY;
src.swz[2] = fsrc->Register.SwizzleZ;
src.swz[3] = fsrc->Register.SwizzleW;
+ src.indirect = 0;
+ src.indirect_reg = 0;
+ src.indirect_swz = 0;
return src;
}
-static INLINE struct nvfx_sreg
+static INLINE struct nvfx_reg
tgsi_dst(struct nvfx_fpc *fpc, const struct tgsi_full_dst_register *fdst) {
switch (fdst->Register.File) {
case TGSI_FILE_OUTPUT:
@@ -279,10 +446,10 @@ tgsi_dst(struct nvfx_fpc *fpc, const struct tgsi_full_dst_register *fdst) {
case TGSI_FILE_TEMPORARY:
return fpc->r_temp[fdst->Register.Index];
case TGSI_FILE_NULL:
- return nvfx_sr(NVFXSR_NONE, 0);
+ return nvfx_reg(NVFXSR_NONE, 0);
default:
NOUVEAU_ERR("bad dst file %d\n", fdst->Register.File);
- return nvfx_sr(NVFXSR_NONE, 0);
+ return nvfx_reg(NVFXSR_NONE, 0);
}
}
@@ -302,8 +469,10 @@ static boolean
nvfx_fragprog_parse_instruction(struct nvfx_context* nvfx, struct nvfx_fpc *fpc,
const struct tgsi_full_instruction *finst)
{
- const struct nvfx_sreg none = nvfx_sr(NVFXSR_NONE, 0);
- struct nvfx_sreg src[3], dst, tmp;
+ const struct nvfx_src none = nvfx_src(nvfx_reg(NVFXSR_NONE, 0));
+ struct nvfx_insn insn;
+ struct nvfx_src src[3], tmp;
+ struct nvfx_reg dst;
int mask, sat, unit = 0;
int ai = -1, ci = -1, ii = -1;
int i;
@@ -327,13 +496,26 @@ nvfx_fragprog_parse_instruction(struct nvfx_context* nvfx, struct nvfx_fpc *fpc,
switch (fsrc->Register.File) {
case TGSI_FILE_INPUT:
- if (ai == -1 || ai == fsrc->Register.Index) {
+ if(fpc->pfp->info.input_semantic_name[fsrc->Register.Index] == TGSI_SEMANTIC_FOG && (0
+ || fsrc->Register.SwizzleX == PIPE_SWIZZLE_ALPHA
+ || fsrc->Register.SwizzleY == PIPE_SWIZZLE_ALPHA
+ || fsrc->Register.SwizzleZ == PIPE_SWIZZLE_ALPHA
+ || fsrc->Register.SwizzleW == PIPE_SWIZZLE_ALPHA
+ )) {
+ /* hardware puts 0 in fogcoord.w, but GL/Gallium want 1 there */
+ struct nvfx_src addend = nvfx_src(nvfx_fp_imm(fpc, 0, 0, 0, 1));
+ addend.swz[0] = fsrc->Register.SwizzleX;
+ addend.swz[1] = fsrc->Register.SwizzleY;
+ addend.swz[2] = fsrc->Register.SwizzleZ;
+ addend.swz[3] = fsrc->Register.SwizzleW;
+ src[i] = nvfx_src(temp(fpc));
+ nvfx_fp_emit(fpc, arith(0, ADD, src[i].reg, NVFX_FP_MASK_ALL, tgsi_src(fpc, fsrc), addend, none));
+ } else if (ai == -1 || ai == fsrc->Register.Index) {
ai = fsrc->Register.Index;
src[i] = tgsi_src(fpc, fsrc);
} else {
- src[i] = temp(fpc);
- arith(fpc, 0, MOV, src[i], NVFX_FP_MASK_ALL,
- tgsi_src(fpc, fsrc), none, none);
+ src[i] = nvfx_src(temp(fpc));
+ nvfx_fp_emit(fpc, arith(0, MOV, src[i].reg, NVFX_FP_MASK_ALL, tgsi_src(fpc, fsrc), none, none));
}
break;
case TGSI_FILE_CONSTANT:
@@ -342,9 +524,8 @@ nvfx_fragprog_parse_instruction(struct nvfx_context* nvfx, struct nvfx_fpc *fpc,
ci = fsrc->Register.Index;
src[i] = tgsi_src(fpc, fsrc);
} else {
- src[i] = temp(fpc);
- arith(fpc, 0, MOV, src[i], NVFX_FP_MASK_ALL,
- tgsi_src(fpc, fsrc), none, none);
+ src[i] = nvfx_src(temp(fpc));
+ nvfx_fp_emit(fpc, arith(0, MOV, src[i].reg, NVFX_FP_MASK_ALL, tgsi_src(fpc, fsrc), none, none));
}
break;
case TGSI_FILE_IMMEDIATE:
@@ -353,9 +534,8 @@ nvfx_fragprog_parse_instruction(struct nvfx_context* nvfx, struct nvfx_fpc *fpc,
ii = fsrc->Register.Index;
src[i] = tgsi_src(fpc, fsrc);
} else {
- src[i] = temp(fpc);
- arith(fpc, 0, MOV, src[i], NVFX_FP_MASK_ALL,
- tgsi_src(fpc, fsrc), none, none);
+ src[i] = nvfx_src(temp(fpc));
+ nvfx_fp_emit(fpc, arith(0, MOV, src[i].reg, NVFX_FP_MASK_ALL, tgsi_src(fpc, fsrc), none, none));
}
break;
case TGSI_FILE_TEMPORARY:
@@ -378,277 +558,377 @@ nvfx_fragprog_parse_instruction(struct nvfx_context* nvfx, struct nvfx_fpc *fpc,
switch (finst->Instruction.Opcode) {
case TGSI_OPCODE_ABS:
- arith(fpc, sat, MOV, dst, mask, abs(src[0]), none, none);
+ nvfx_fp_emit(fpc, arith(sat, MOV, dst, mask, abs(src[0]), none, none));
break;
case TGSI_OPCODE_ADD:
- arith(fpc, sat, ADD, dst, mask, src[0], src[1], none);
+ nvfx_fp_emit(fpc, arith(sat, ADD, dst, mask, src[0], src[1], none));
break;
case TGSI_OPCODE_CMP:
- tmp = nvfx_sr(NVFXSR_NONE, 0);
- tmp.cc_update = 1;
- arith(fpc, 0, MOV, tmp, 0xf, src[0], none, none);
- dst.cc_test = NVFX_COND_GE;
- arith(fpc, sat, MOV, dst, mask, src[2], none, none);
- dst.cc_test = NVFX_COND_LT;
- arith(fpc, sat, MOV, dst, mask, src[1], none, none);
+ insn = arith(0, MOV, none.reg, mask, src[0], none, none);
+ insn.cc_update = 1;
+ nvfx_fp_emit(fpc, insn);
+
+ insn = arith(sat, MOV, dst, mask, src[2], none, none);
+ insn.cc_test = NVFX_COND_GE;
+ nvfx_fp_emit(fpc, insn);
+
+ insn = arith(sat, MOV, dst, mask, src[1], none, none);
+ insn.cc_test = NVFX_COND_LT;
+ nvfx_fp_emit(fpc, insn);
break;
case TGSI_OPCODE_COS:
- arith(fpc, sat, COS, dst, mask, src[0], none, none);
+ nvfx_fp_emit(fpc, arith(sat, COS, dst, mask, src[0], none, none));
break;
case TGSI_OPCODE_DDX:
if (mask & (NVFX_FP_MASK_Z | NVFX_FP_MASK_W)) {
- tmp = temp(fpc);
- arith(fpc, sat, DDX, tmp, NVFX_FP_MASK_X | NVFX_FP_MASK_Y,
- swz(src[0], Z, W, Z, W), none, none);
- arith(fpc, 0, MOV, tmp, NVFX_FP_MASK_Z | NVFX_FP_MASK_W,
- swz(tmp, X, Y, X, Y), none, none);
- arith(fpc, sat, DDX, tmp, NVFX_FP_MASK_X | NVFX_FP_MASK_Y, src[0],
- none, none);
- arith(fpc, 0, MOV, dst, mask, tmp, none, none);
+ tmp = nvfx_src(temp(fpc));
+ nvfx_fp_emit(fpc, arith(sat, DDX, tmp.reg, NVFX_FP_MASK_X | NVFX_FP_MASK_Y, swz(src[0], Z, W, Z, W), none, none));
+ nvfx_fp_emit(fpc, arith(0, MOV, tmp.reg, NVFX_FP_MASK_Z | NVFX_FP_MASK_W, swz(tmp, X, Y, X, Y), none, none));
+ nvfx_fp_emit(fpc, arith(sat, DDX, tmp.reg, NVFX_FP_MASK_X | NVFX_FP_MASK_Y, src[0], none, none));
+ nvfx_fp_emit(fpc, arith(0, MOV, dst, mask, tmp, none, none));
} else {
- arith(fpc, sat, DDX, dst, mask, src[0], none, none);
+ nvfx_fp_emit(fpc, arith(sat, DDX, dst, mask, src[0], none, none));
}
break;
case TGSI_OPCODE_DDY:
if (mask & (NVFX_FP_MASK_Z | NVFX_FP_MASK_W)) {
- tmp = temp(fpc);
- arith(fpc, sat, DDY, tmp, NVFX_FP_MASK_X | NVFX_FP_MASK_Y,
- swz(src[0], Z, W, Z, W), none, none);
- arith(fpc, 0, MOV, tmp, NVFX_FP_MASK_Z | NVFX_FP_MASK_W,
- swz(tmp, X, Y, X, Y), none, none);
- arith(fpc, sat, DDY, tmp, NVFX_FP_MASK_X | NVFX_FP_MASK_Y, src[0],
- none, none);
- arith(fpc, 0, MOV, dst, mask, tmp, none, none);
+ tmp = nvfx_src(temp(fpc));
+ nvfx_fp_emit(fpc, arith(sat, DDY, tmp.reg, NVFX_FP_MASK_X | NVFX_FP_MASK_Y, swz(src[0], Z, W, Z, W), none, none));
+ nvfx_fp_emit(fpc, arith(0, MOV, tmp.reg, NVFX_FP_MASK_Z | NVFX_FP_MASK_W, swz(tmp, X, Y, X, Y), none, none));
+ nvfx_fp_emit(fpc, arith(sat, DDY, tmp.reg, NVFX_FP_MASK_X | NVFX_FP_MASK_Y, src[0], none, none));
+ nvfx_fp_emit(fpc, arith(0, MOV, dst, mask, tmp, none, none));
} else {
- arith(fpc, sat, DDY, dst, mask, src[0], none, none);
+ nvfx_fp_emit(fpc, arith(sat, DDY, dst, mask, src[0], none, none));
}
break;
+ case TGSI_OPCODE_DP2:
+ tmp = nvfx_src(temp(fpc));
+ nvfx_fp_emit(fpc, arith(0, MUL, tmp.reg, NVFX_FP_MASK_X | NVFX_FP_MASK_Y, src[0], src[1], none));
+ nvfx_fp_emit(fpc, arith(0, ADD, dst, mask, swz(tmp, X, X, X, X), swz(tmp, Y, Y, Y, Y), none));
+ break;
case TGSI_OPCODE_DP3:
- arith(fpc, sat, DP3, dst, mask, src[0], src[1], none);
+ nvfx_fp_emit(fpc, arith(sat, DP3, dst, mask, src[0], src[1], none));
break;
case TGSI_OPCODE_DP4:
- arith(fpc, sat, DP4, dst, mask, src[0], src[1], none);
+ nvfx_fp_emit(fpc, arith(sat, DP4, dst, mask, src[0], src[1], none));
break;
case TGSI_OPCODE_DPH:
- tmp = temp(fpc);
- arith(fpc, 0, DP3, tmp, NVFX_FP_MASK_X, src[0], src[1], none);
- arith(fpc, sat, ADD, dst, mask, swz(tmp, X, X, X, X),
- swz(src[1], W, W, W, W), none);
+ tmp = nvfx_src(temp(fpc));
+ nvfx_fp_emit(fpc, arith(0, DP3, tmp.reg, NVFX_FP_MASK_X, src[0], src[1], none));
+ nvfx_fp_emit(fpc, arith(sat, ADD, dst, mask, swz(tmp, X, X, X, X), swz(src[1], W, W, W, W), none));
break;
case TGSI_OPCODE_DST:
- arith(fpc, sat, DST, dst, mask, src[0], src[1], none);
+ nvfx_fp_emit(fpc, arith(sat, DST, dst, mask, src[0], src[1], none));
break;
case TGSI_OPCODE_EX2:
- arith(fpc, sat, EX2, dst, mask, src[0], none, none);
+ nvfx_fp_emit(fpc, arith(sat, EX2, dst, mask, src[0], none, none));
break;
case TGSI_OPCODE_FLR:
- arith(fpc, sat, FLR, dst, mask, src[0], none, none);
+ nvfx_fp_emit(fpc, arith(sat, FLR, dst, mask, src[0], none, none));
break;
case TGSI_OPCODE_FRC:
- arith(fpc, sat, FRC, dst, mask, src[0], none, none);
+ nvfx_fp_emit(fpc, arith(sat, FRC, dst, mask, src[0], none, none));
break;
case TGSI_OPCODE_KILP:
- arith(fpc, 0, KIL, none, 0, none, none, none);
+ nvfx_fp_emit(fpc, arith(0, KIL, none.reg, 0, none, none, none));
break;
case TGSI_OPCODE_KIL:
- dst = nvfx_sr(NVFXSR_NONE, 0);
- dst.cc_update = 1;
- arith(fpc, 0, MOV, dst, NVFX_FP_MASK_ALL, src[0], none, none);
- dst.cc_update = 0; dst.cc_test = NVFX_COND_LT;
- arith(fpc, 0, KIL, dst, 0, none, none, none);
+ insn = arith(0, MOV, none.reg, NVFX_FP_MASK_ALL, src[0], none, none);
+ insn.cc_update = 1;
+ nvfx_fp_emit(fpc, insn);
+
+ insn = arith(0, KIL, none.reg, 0, none, none, none);
+ insn.cc_test = NVFX_COND_LT;
+ nvfx_fp_emit(fpc, insn);
break;
case TGSI_OPCODE_LG2:
- arith(fpc, sat, LG2, dst, mask, src[0], none, none);
+ nvfx_fp_emit(fpc, arith(sat, LG2, dst, mask, src[0], none, none));
+ break;
+ case TGSI_OPCODE_LIT:
+ if(!nvfx->is_nv4x)
+ nvfx_fp_emit(fpc, arith(sat, LIT_NV30, dst, mask, src[0], src[1], src[2]));
+ else {
+ /* we use FLT_MIN, so that log2 never gives -infinity, and thus multiplication by
+ * specular 0 always gives 0, so that ex2 gives 1, to satisfy the 0^0 = 1 requirement
+ *
+ * NOTE: if we start using half precision, we might need an fp16 FLT_MIN here instead
+ */
+ struct nvfx_src maxs = nvfx_src(nvfx_fp_imm(fpc, 0, FLT_MIN, 0, 0));
+ tmp = nvfx_src(temp(fpc));
+ if (ci>= 0 || ii >= 0) {
+ nvfx_fp_emit(fpc, arith(0, MOV, tmp.reg, NVFX_FP_MASK_X | NVFX_FP_MASK_Y, maxs, none, none));
+ maxs = tmp;
+ }
+ nvfx_fp_emit(fpc, arith(0, MAX, tmp.reg, NVFX_FP_MASK_Y | NVFX_FP_MASK_W, swz(src[0], X, X, X, Y), swz(maxs, X, X, Y, Y), none));
+ nvfx_fp_emit(fpc, arith(0, LG2, tmp.reg, NVFX_FP_MASK_W, swz(tmp, W, W, W, W), none, none));
+ nvfx_fp_emit(fpc, arith(0, MUL, tmp.reg, NVFX_FP_MASK_W, swz(tmp, W, W, W, W), swz(src[0], W, W, W, W), none));
+ nvfx_fp_emit(fpc, arith(sat, LITEX2_NV40, dst, mask, swz(tmp, Y, Y, W, W), none, none));
+ }
break;
-// case TGSI_OPCODE_LIT:
case TGSI_OPCODE_LRP:
if(!nvfx->is_nv4x)
- arith(fpc, sat, LRP_NV30, dst, mask, src[0], src[1], src[2]);
+ nvfx_fp_emit(fpc, arith(sat, LRP_NV30, dst, mask, src[0], src[1], src[2]));
else {
- tmp = temp(fpc);
- arith(fpc, 0, MAD, tmp, mask, neg(src[0]), src[2], src[2]);
- arith(fpc, sat, MAD, dst, mask, src[0], src[1], tmp);
+ tmp = nvfx_src(temp(fpc));
+ nvfx_fp_emit(fpc, arith(0, MAD, tmp.reg, mask, neg(src[0]), src[2], src[2]));
+ nvfx_fp_emit(fpc, arith(sat, MAD, dst, mask, src[0], src[1], tmp));
}
break;
case TGSI_OPCODE_MAD:
- arith(fpc, sat, MAD, dst, mask, src[0], src[1], src[2]);
+ nvfx_fp_emit(fpc, arith(sat, MAD, dst, mask, src[0], src[1], src[2]));
break;
case TGSI_OPCODE_MAX:
- arith(fpc, sat, MAX, dst, mask, src[0], src[1], none);
+ nvfx_fp_emit(fpc, arith(sat, MAX, dst, mask, src[0], src[1], none));
break;
case TGSI_OPCODE_MIN:
- arith(fpc, sat, MIN, dst, mask, src[0], src[1], none);
+ nvfx_fp_emit(fpc, arith(sat, MIN, dst, mask, src[0], src[1], none));
break;
case TGSI_OPCODE_MOV:
- arith(fpc, sat, MOV, dst, mask, src[0], none, none);
+ nvfx_fp_emit(fpc, arith(sat, MOV, dst, mask, src[0], none, none));
break;
case TGSI_OPCODE_MUL:
- arith(fpc, sat, MUL, dst, mask, src[0], src[1], none);
+ nvfx_fp_emit(fpc, arith(sat, MUL, dst, mask, src[0], src[1], none));
+ break;
+ case TGSI_OPCODE_NOP:
break;
case TGSI_OPCODE_POW:
if(!nvfx->is_nv4x)
- arith(fpc, sat, POW_NV30, dst, mask, src[0], src[1], none);
+ nvfx_fp_emit(fpc, arith(sat, POW_NV30, dst, mask, src[0], src[1], none));
else {
- tmp = temp(fpc);
- arith(fpc, 0, LG2, tmp, NVFX_FP_MASK_X,
- swz(src[0], X, X, X, X), none, none);
- arith(fpc, 0, MUL, tmp, NVFX_FP_MASK_X, swz(tmp, X, X, X, X),
- swz(src[1], X, X, X, X), none);
- arith(fpc, sat, EX2, dst, mask,
- swz(tmp, X, X, X, X), none, none);
+ tmp = nvfx_src(temp(fpc));
+ nvfx_fp_emit(fpc, arith(0, LG2, tmp.reg, NVFX_FP_MASK_X, swz(src[0], X, X, X, X), none, none));
+ nvfx_fp_emit(fpc, arith(0, MUL, tmp.reg, NVFX_FP_MASK_X, swz(tmp, X, X, X, X), swz(src[1], X, X, X, X), none));
+ nvfx_fp_emit(fpc, arith(sat, EX2, dst, mask, swz(tmp, X, X, X, X), none, none));
}
break;
case TGSI_OPCODE_RCP:
- arith(fpc, sat, RCP, dst, mask, src[0], none, none);
- break;
- case TGSI_OPCODE_RET:
- assert(0);
+ nvfx_fp_emit(fpc, arith(sat, RCP, dst, mask, src[0], none, none));
break;
case TGSI_OPCODE_RFL:
if(!nvfx->is_nv4x)
- arith(fpc, 0, RFL_NV30, dst, mask, src[0], src[1], none);
+ nvfx_fp_emit(fpc, arith(0, RFL_NV30, dst, mask, src[0], src[1], none));
else {
- tmp = temp(fpc);
- arith(fpc, 0, DP3, tmp, NVFX_FP_MASK_X, src[0], src[0], none);
- arith(fpc, 0, DP3, tmp, NVFX_FP_MASK_Y, src[0], src[1], none);
- arith(fpc, 0, DIV, scale(tmp, 2X), NVFX_FP_MASK_Z,
- swz(tmp, Y, Y, Y, Y), swz(tmp, X, X, X, X), none);
- arith(fpc, sat, MAD, dst, mask,
- swz(tmp, Z, Z, Z, Z), src[0], neg(src[1]));
+ tmp = nvfx_src(temp(fpc));
+ nvfx_fp_emit(fpc, arith(0, DP3, tmp.reg, NVFX_FP_MASK_X, src[0], src[0], none));
+ nvfx_fp_emit(fpc, arith(0, DP3, tmp.reg, NVFX_FP_MASK_Y, src[0], src[1], none));
+ insn = arith(0, DIV, tmp.reg, NVFX_FP_MASK_Z, swz(tmp, Y, Y, Y, Y), swz(tmp, X, X, X, X), none);
+ insn.scale = NVFX_FP_OP_DST_SCALE_2X;
+ nvfx_fp_emit(fpc, insn);
+ nvfx_fp_emit(fpc, arith(sat, MAD, dst, mask, swz(tmp, Z, Z, Z, Z), src[0], neg(src[1])));
}
break;
case TGSI_OPCODE_RSQ:
if(!nvfx->is_nv4x)
- arith(fpc, sat, RSQ_NV30, dst, mask, abs(swz(src[0], X, X, X, X)), none, none);
+ nvfx_fp_emit(fpc, arith(sat, RSQ_NV30, dst, mask, abs(swz(src[0], X, X, X, X)), none, none));
else {
- tmp = temp(fpc);
- arith(fpc, 0, LG2, scale(tmp, INV_2X), NVFX_FP_MASK_X,
- abs(swz(src[0], X, X, X, X)), none, none);
- arith(fpc, sat, EX2, dst, mask,
- neg(swz(tmp, X, X, X, X)), none, none);
+ tmp = nvfx_src(temp(fpc));
+ insn = arith(0, LG2, tmp.reg, NVFX_FP_MASK_X, abs(swz(src[0], X, X, X, X)), none, none);
+ insn.scale = NVFX_FP_OP_DST_SCALE_INV_2X;
+ nvfx_fp_emit(fpc, insn);
+ nvfx_fp_emit(fpc, arith(sat, EX2, dst, mask, neg(swz(tmp, X, X, X, X)), none, none));
}
break;
case TGSI_OPCODE_SCS:
/* avoid overwriting the source */
if(src[0].swz[NVFX_SWZ_X] != NVFX_SWZ_X)
{
- if (mask & NVFX_FP_MASK_X) {
- arith(fpc, sat, COS, dst, NVFX_FP_MASK_X,
- swz(src[0], X, X, X, X), none, none);
- }
- if (mask & NVFX_FP_MASK_Y) {
- arith(fpc, sat, SIN, dst, NVFX_FP_MASK_Y,
- swz(src[0], X, X, X, X), none, none);
- }
+ if (mask & NVFX_FP_MASK_X)
+ nvfx_fp_emit(fpc, arith(sat, COS, dst, NVFX_FP_MASK_X, swz(src[0], X, X, X, X), none, none));
+ if (mask & NVFX_FP_MASK_Y)
+ nvfx_fp_emit(fpc, arith(sat, SIN, dst, NVFX_FP_MASK_Y, swz(src[0], X, X, X, X), none, none));
}
else
{
- if (mask & NVFX_FP_MASK_Y) {
- arith(fpc, sat, SIN, dst, NVFX_FP_MASK_Y,
- swz(src[0], X, X, X, X), none, none);
- }
- if (mask & NVFX_FP_MASK_X) {
- arith(fpc, sat, COS, dst, NVFX_FP_MASK_X,
- swz(src[0], X, X, X, X), none, none);
- }
+ if (mask & NVFX_FP_MASK_Y)
+ nvfx_fp_emit(fpc, arith(sat, SIN, dst, NVFX_FP_MASK_Y, swz(src[0], X, X, X, X), none, none));
+ if (mask & NVFX_FP_MASK_X)
+ nvfx_fp_emit(fpc, arith(sat, COS, dst, NVFX_FP_MASK_X, swz(src[0], X, X, X, X), none, none));
}
break;
case TGSI_OPCODE_SEQ:
- arith(fpc, sat, SEQ, dst, mask, src[0], src[1], none);
+ nvfx_fp_emit(fpc, arith(sat, SEQ, dst, mask, src[0], src[1], none));
break;
case TGSI_OPCODE_SFL:
- arith(fpc, sat, SFL, dst, mask, src[0], src[1], none);
+ nvfx_fp_emit(fpc, arith(sat, SFL, dst, mask, src[0], src[1], none));
break;
case TGSI_OPCODE_SGE:
- arith(fpc, sat, SGE, dst, mask, src[0], src[1], none);
+ nvfx_fp_emit(fpc, arith(sat, SGE, dst, mask, src[0], src[1], none));
break;
case TGSI_OPCODE_SGT:
- arith(fpc, sat, SGT, dst, mask, src[0], src[1], none);
+ nvfx_fp_emit(fpc, arith(sat, SGT, dst, mask, src[0], src[1], none));
break;
case TGSI_OPCODE_SIN:
- arith(fpc, sat, SIN, dst, mask, src[0], none, none);
+ nvfx_fp_emit(fpc, arith(sat, SIN, dst, mask, src[0], none, none));
break;
case TGSI_OPCODE_SLE:
- arith(fpc, sat, SLE, dst, mask, src[0], src[1], none);
+ nvfx_fp_emit(fpc, arith(sat, SLE, dst, mask, src[0], src[1], none));
break;
case TGSI_OPCODE_SLT:
- arith(fpc, sat, SLT, dst, mask, src[0], src[1], none);
+ nvfx_fp_emit(fpc, arith(sat, SLT, dst, mask, src[0], src[1], none));
break;
case TGSI_OPCODE_SNE:
- arith(fpc, sat, SNE, dst, mask, src[0], src[1], none);
+ nvfx_fp_emit(fpc, arith(sat, SNE, dst, mask, src[0], src[1], none));
+ break;
+ case TGSI_OPCODE_SSG:
+ {
+ struct nvfx_src minones = swz(nvfx_src(nvfx_fp_imm(fpc, -1, -1, -1, -1)), X, X, X, X);
+
+ insn = arith(sat, MOV, dst, mask, src[0], none, none);
+ insn.cc_update = 1;
+ nvfx_fp_emit(fpc, insn);
+
+ insn = arith(0, STR, dst, mask, none, none, none);
+ insn.cc_test = NVFX_COND_GT;
+ nvfx_fp_emit(fpc, insn);
+
+ if(!sat) {
+ insn = arith(0, MOV, dst, mask, minones, none, none);
+ insn.cc_test = NVFX_COND_LT;
+ nvfx_fp_emit(fpc, insn);
+ }
break;
+ }
case TGSI_OPCODE_STR:
- arith(fpc, sat, STR, dst, mask, src[0], src[1], none);
+ nvfx_fp_emit(fpc, arith(sat, STR, dst, mask, src[0], src[1], none));
break;
case TGSI_OPCODE_SUB:
- arith(fpc, sat, ADD, dst, mask, src[0], neg(src[1]), none);
+ nvfx_fp_emit(fpc, arith(sat, ADD, dst, mask, src[0], neg(src[1]), none));
break;
case TGSI_OPCODE_TEX:
- tex(fpc, sat, TEX, unit, dst, mask, src[0], none, none);
+ nvfx_fp_emit(fpc, tex(sat, TEX, unit, dst, mask, src[0], none, none));
break;
- case TGSI_OPCODE_TXB:
- tex(fpc, sat, TXB, unit, dst, mask, src[0], none, none);
+ case TGSI_OPCODE_TRUNC:
+ tmp = nvfx_src(temp(fpc));
+ insn = arith(0, MOV, none.reg, mask, src[0], none, none);
+ insn.cc_update = 1;
+ nvfx_fp_emit(fpc, insn);
+
+ nvfx_fp_emit(fpc, arith(0, FLR, tmp.reg, mask, abs(src[0]), none, none));
+ nvfx_fp_emit(fpc, arith(sat, MOV, dst, mask, tmp, none, none));
+
+ insn = arith(sat, MOV, dst, mask, neg(tmp), none, none);
+ insn.cc_test = NVFX_COND_LT;
+ nvfx_fp_emit(fpc, insn);
+ break;
+ case TGSI_OPCODE_TXB:
+ nvfx_fp_emit(fpc, tex(sat, TXB, unit, dst, mask, src[0], none, none));
+ break;
+ case TGSI_OPCODE_TXL:
+ if(nvfx->is_nv4x)
+ nvfx_fp_emit(fpc, tex(sat, TXL_NV40, unit, dst, mask, src[0], none, none));
+ else /* unsupported on nv30, use TEX and hope they like it */
+ nvfx_fp_emit(fpc, tex(sat, TEX, unit, dst, mask, src[0], none, none));
+ break;
+ case TGSI_OPCODE_TXP:
+ nvfx_fp_emit(fpc, tex(sat, TXP, unit, dst, mask, src[0], none, none));
+ break;
+ case TGSI_OPCODE_XPD:
+ tmp = nvfx_src(temp(fpc));
+ nvfx_fp_emit(fpc, arith(0, MUL, tmp.reg, mask, swz(src[0], Z, X, Y, Y), swz(src[1], Y, Z, X, X), none));
+ nvfx_fp_emit(fpc, arith(sat, MAD, dst, (mask & ~NVFX_FP_MASK_W), swz(src[0], Y, Z, X, X), swz(src[1], Z, X, Y, Y), neg(tmp)));
break;
- case TGSI_OPCODE_TXP:
- tex(fpc, sat, TXP, unit, dst, mask, src[0], none, none);
+
+ case TGSI_OPCODE_IF:
+ // MOVRC0 R31 (TR0.xyzw), R<src>:
+ // IF (NE.xxxx) ELSE <else> END <end>
+ if(!nvfx->use_nv4x)
+ goto nv3x_cflow;
+ nv40_fp_if(fpc, src[0]);
break;
- case TGSI_OPCODE_XPD:
- tmp = temp(fpc);
- arith(fpc, 0, MUL, tmp, mask,
- swz(src[0], Z, X, Y, Y), swz(src[1], Y, Z, X, X), none);
- arith(fpc, sat, MAD, dst, (mask & ~NVFX_FP_MASK_W),
- swz(src[0], Y, Z, X, X), swz(src[1], Z, X, Y, Y),
- neg(tmp));
+
+ case TGSI_OPCODE_ELSE:
+ {
+ uint32_t *hw;
+ if(!nvfx->use_nv4x)
+ goto nv3x_cflow;
+ assert(util_dynarray_contains(&fpc->if_stack, unsigned));
+ hw = &fpc->fp->insn[util_dynarray_top(&fpc->if_stack, unsigned)];
+ hw[2] = NV40_FP_OP_OPCODE_IS_BRANCH | fpc->fp->insn_len;
break;
- default:
- NOUVEAU_ERR("invalid opcode %d\n", finst->Instruction.Opcode);
- return FALSE;
}
- release_temps(fpc);
- return TRUE;
-}
+ case TGSI_OPCODE_ENDIF:
+ {
+ uint32_t *hw;
+ if(!nvfx->use_nv4x)
+ goto nv3x_cflow;
+ assert(util_dynarray_contains(&fpc->if_stack, unsigned));
+ hw = &fpc->fp->insn[util_dynarray_pop(&fpc->if_stack, unsigned)];
+ if(!hw[2])
+ hw[2] = NV40_FP_OP_OPCODE_IS_BRANCH | fpc->fp->insn_len;
+ hw[3] = fpc->fp->insn_len;
+ break;
+ }
-static boolean
-nvfx_fragprog_parse_decl_attrib(struct nvfx_context* nvfx, struct nvfx_fpc *fpc,
- const struct tgsi_full_declaration *fdec)
-{
- int hw;
+ case TGSI_OPCODE_BRA:
+ /* This can in limited cases be implemented with an IF with the else and endif labels pointing to the target */
+ /* no state tracker uses this, so don't implement this for now */
+ assert(0);
+ nv40_fp_bra(fpc, finst->Label.Label);
+ break;
- switch (fdec->Semantic.Name) {
- case TGSI_SEMANTIC_POSITION:
- hw = NVFX_FP_OP_INPUT_SRC_POSITION;
+ case TGSI_OPCODE_BGNSUB:
+ case TGSI_OPCODE_ENDSUB:
+ /* nothing to do here */
break;
- case TGSI_SEMANTIC_COLOR:
- if (fdec->Semantic.Index == 0) {
- hw = NVFX_FP_OP_INPUT_SRC_COL0;
- } else
- if (fdec->Semantic.Index == 1) {
- hw = NVFX_FP_OP_INPUT_SRC_COL1;
- } else {
- NOUVEAU_ERR("bad colour semantic index\n");
- return FALSE;
- }
+
+ case TGSI_OPCODE_CAL:
+ if(!nvfx->use_nv4x)
+ goto nv3x_cflow;
+ nv40_fp_cal(fpc, finst->Label.Label);
break;
- case TGSI_SEMANTIC_FOG:
- hw = NVFX_FP_OP_INPUT_SRC_FOGC;
+
+ case TGSI_OPCODE_RET:
+ if(!nvfx->use_nv4x)
+ goto nv3x_cflow;
+ nv40_fp_ret(fpc);
break;
- case TGSI_SEMANTIC_GENERIC:
- if (fdec->Semantic.Index <= 7) {
- hw = NVFX_FP_OP_INPUT_SRC_TC(fdec->Semantic.
- Index);
- } else {
- NOUVEAU_ERR("bad generic semantic index\n");
- return FALSE;
+
+ case TGSI_OPCODE_BGNLOOP:
+ if(!nvfx->use_nv4x)
+ goto nv3x_cflow;
+ /* TODO: we should support using two nested REPs to allow a > 255 iteration count */
+ nv40_fp_rep(fpc, 255, finst->Label.Label);
+ break;
+
+ case TGSI_OPCODE_ENDLOOP:
+ break;
+
+ case TGSI_OPCODE_BRK:
+ if(!nvfx->use_nv4x)
+ goto nv3x_cflow;
+ nv40_fp_brk(fpc);
+ break;
+
+ case TGSI_OPCODE_CONT:
+ {
+ static int warned = 0;
+ if(!warned) {
+ NOUVEAU_ERR("Sorry, the continue keyword is not implemented: ignoring it.\n");
+ warned = 1;
}
break;
- default:
- NOUVEAU_ERR("bad input semantic\n");
+ }
+
+ default:
+ NOUVEAU_ERR("invalid opcode %d\n", finst->Instruction.Opcode);
return FALSE;
}
- fpc->attrib_map[fdec->Range.First] = hw;
+out:
+ release_temps(fpc);
return TRUE;
+nv3x_cflow:
+ {
+ static int warned = 0;
+ if(!warned) {
+ NOUVEAU_ERR(
+ "Sorry, control flow instructions are not supported in hardware on nv3x: ignoring them\n"
+ "If rendering is incorrect, try to disable GLSL support in the application.\n");
+ warned = 1;
+ }
+ }
+ goto out;
}
static boolean
@@ -670,7 +950,7 @@ nvfx_fragprog_parse_decl_output(struct nvfx_context* nvfx, struct nvfx_fpc *fpc,
case 2: hw = 3; break;
case 3: hw = 4; break;
}
- if(hw > ((nvfx->is_nv4x) ? 4 : 2)) {
+ if(hw > ((nvfx->use_nv4x) ? 4 : 2)) {
NOUVEAU_ERR("bad rcol index\n");
return FALSE;
}
@@ -680,8 +960,8 @@ nvfx_fragprog_parse_decl_output(struct nvfx_context* nvfx, struct nvfx_fpc *fpc,
return FALSE;
}
- fpc->r_result[idx] = nvfx_sr(NVFXSR_OUTPUT, hw);
- fpc->r_temps |= (1 << hw);
+ fpc->r_result[idx] = nvfx_reg(NVFXSR_OUTPUT, hw);
+ fpc->r_temps |= (1ULL << hw);
return TRUE;
}
@@ -690,8 +970,20 @@ nvfx_fragprog_prepare(struct nvfx_context* nvfx, struct nvfx_fpc *fpc)
{
struct tgsi_parse_context p;
int high_temp = -1, i;
+ struct util_semantic_set set;
+ unsigned num_texcoords = nvfx->use_nv4x ? 10 : 8;
- tgsi_parse_init(&p, fpc->fp->pipe.tokens);
+ fpc->fp->num_slots = util_semantic_set_from_program_file(&set, fpc->pfp->pipe.tokens, TGSI_FILE_INPUT);
+ if(fpc->fp->num_slots > num_texcoords)
+ return FALSE;
+ util_semantic_layout_from_set(fpc->fp->slot_to_generic, &set, 0, num_texcoords);
+ util_semantic_table_from_layout(fpc->generic_to_slot, fpc->fp->slot_to_generic, 0, num_texcoords);
+
+ memset(fpc->fp->slot_to_fp_input, 0xff, sizeof(fpc->fp->slot_to_fp_input));
+
+ fpc->r_imm = CALLOC(fpc->pfp->info.immediate_count, sizeof(struct nvfx_reg));
+
+ tgsi_parse_init(&p, fpc->pfp->pipe.tokens);
while (!tgsi_parse_end_of_tokens(&p)) {
const union tgsi_full_token *tok = &p.FullToken;
@@ -702,10 +994,6 @@ nvfx_fragprog_prepare(struct nvfx_context* nvfx, struct nvfx_fpc *fpc)
const struct tgsi_full_declaration *fdec;
fdec = &p.FullToken.FullDeclaration;
switch (fdec->Declaration.File) {
- case TGSI_FILE_INPUT:
- if (!nvfx_fragprog_parse_decl_attrib(nvfx, fpc, fdec))
- goto out_err;
- break;
case TGSI_FILE_OUTPUT:
if (!nvfx_fragprog_parse_decl_output(nvfx, fpc, fdec))
goto out_err;
@@ -724,19 +1012,14 @@ nvfx_fragprog_prepare(struct nvfx_context* nvfx, struct nvfx_fpc *fpc)
case TGSI_TOKEN_TYPE_IMMEDIATE:
{
struct tgsi_full_immediate *imm;
- float vals[4];
imm = &p.FullToken.FullImmediate;
assert(imm->Immediate.DataType == TGSI_IMM_FLOAT32);
- assert(fpc->nr_imm < MAX_IMM);
+ assert(fpc->nr_imm < fpc->pfp->info.immediate_count);
- vals[0] = imm->u[0].Float;
- vals[1] = imm->u[1].Float;
- vals[2] = imm->u[2].Float;
- vals[3] = imm->u[3].Float;
- fpc->imm[fpc->nr_imm++] = constant(fpc, -1, vals);
- }
+ fpc->r_imm[fpc->nr_imm++] = nvfx_fp_imm(fpc, imm->u[0].Float, imm->u[1].Float, imm->u[2].Float, imm->u[3].Float);
break;
+ }
default:
break;
}
@@ -744,40 +1027,75 @@ nvfx_fragprog_prepare(struct nvfx_context* nvfx, struct nvfx_fpc *fpc)
tgsi_parse_free(&p);
if (++high_temp) {
- fpc->r_temp = CALLOC(high_temp, sizeof(struct nvfx_sreg));
+ fpc->r_temp = CALLOC(high_temp, sizeof(struct nvfx_reg));
for (i = 0; i < high_temp; i++)
fpc->r_temp[i] = temp(fpc);
- fpc->r_temps_discard = 0;
+ fpc->r_temps_discard = 0ULL;
}
return TRUE;
out_err:
- if (fpc->r_temp)
+ if (fpc->r_temp) {
FREE(fpc->r_temp);
+ fpc->r_temp = NULL;
+ }
tgsi_parse_free(&p);
return FALSE;
}
-static void
+DEBUG_GET_ONCE_BOOL_OPTION(nvfx_dump_fp, "NVFX_DUMP_FP", FALSE)
+
+static struct nvfx_fragment_program*
nvfx_fragprog_translate(struct nvfx_context *nvfx,
- struct nvfx_fragment_program *fp)
+ struct nvfx_pipe_fragment_program *pfp,
+ boolean emulate_sprite_flipping)
{
struct tgsi_parse_context parse;
struct nvfx_fpc *fpc = NULL;
+ struct util_dynarray insns;
+ struct nvfx_fragment_program* fp = NULL;
+ const int min_size = 4096;
+
+ fp = CALLOC_STRUCT(nvfx_fragment_program);
+ if(!fp)
+ goto out_err;
- fpc = CALLOC(1, sizeof(struct nvfx_fpc));
+ fpc = CALLOC_STRUCT(nvfx_fpc);
if (!fpc)
- return;
+ goto out_err;
+
+ fpc->max_temps = nvfx->use_nv4x ? 48 : 32;
+ fpc->pfp = pfp;
fpc->fp = fp;
fpc->num_regs = 2;
- if (!nvfx_fragprog_prepare(nvfx, fpc)) {
- FREE(fpc);
- return;
+ for (unsigned i = 0; i < pfp->info.num_properties; ++i) {
+ if (pfp->info.properties[i].name == TGSI_PROPERTY_FS_COORD_ORIGIN) {
+ if(pfp->info.properties[i].data[0])
+ fp->coord_conventions |= NV30_3D_COORD_CONVENTIONS_ORIGIN_INVERTED;
+ } else if (pfp->info.properties[i].name == TGSI_PROPERTY_FS_COORD_PIXEL_CENTER) {
+ if(pfp->info.properties[i].data[0])
+ fp->coord_conventions |= NV30_3D_COORD_CONVENTIONS_CENTER_INTEGER;
+ }
}
- tgsi_parse_init(&parse, fp->pipe.tokens);
+ if (!nvfx_fragprog_prepare(nvfx, fpc))
+ goto out_err;
+
+ tgsi_parse_init(&parse, pfp->pipe.tokens);
+ util_dynarray_init(&insns);
+
+ if(emulate_sprite_flipping)
+ {
+ struct nvfx_reg reg = temp(fpc);
+ struct nvfx_src sprite_input = nvfx_src(nvfx_reg(NVFXSR_RELOCATED, fp->num_slots));
+ struct nvfx_src imm = nvfx_src(nvfx_fp_imm(fpc, 1, -1, 0, 0));
+
+ fpc->sprite_coord_temp = reg.index;
+ fpc->r_temps_discard = 0ULL;
+ nvfx_fp_emit(fpc, arith(0, MAD, reg, NVFX_FP_MASK_ALL, sprite_input, swz(imm, X, Y, X, X), swz(imm, Z, X, Z, Z)));
+ }
while (!tgsi_parse_end_of_tokens(&parse)) {
tgsi_parse_token(&parse);
@@ -787,6 +1105,7 @@ nvfx_fragprog_translate(struct nvfx_context *nvfx,
{
const struct tgsi_full_instruction *finst;
+ util_dynarray_append(&insns, unsigned, fp->insn_len);
finst = &parse.FullToken.FullInstruction;
if (!nvfx_fragprog_parse_instruction(nvfx, fpc, finst))
goto out_err;
@@ -796,17 +1115,25 @@ nvfx_fragprog_translate(struct nvfx_context *nvfx,
break;
}
}
+ util_dynarray_append(&insns, unsigned, fp->insn_len);
+
+ for(unsigned i = 0; i < fpc->label_relocs.size; i += sizeof(struct nvfx_relocation))
+ {
+ struct nvfx_relocation* label_reloc = (struct nvfx_relocation*)((char*)fpc->label_relocs.data + i);
+ fp->insn[label_reloc->location] |= ((unsigned*)insns.data)[label_reloc->target];
+ }
+ util_dynarray_fini(&insns);
if(!nvfx->is_nv4x)
fp->fp_control |= (fpc->num_regs-1)/2;
else
- fp->fp_control |= fpc->num_regs << NV40TCL_FP_CONTROL_TEMP_COUNT_SHIFT;
+ fp->fp_control |= fpc->num_regs << NV40_3D_FP_CONTROL_TEMP_COUNT__SHIFT;
/* Terminate final instruction */
if(fp->insn)
- fp->insn[fpc->inst_offset] |= 0x00000001;
+ fp->insn[fpc->inst_offset] |= 0x00000001;
- /* Append NOP + END instruction, may or may not be necessary. */
+ /* Append NOP + END instruction for branches to the end of the program */
fpc->inst_offset = fp->insn_len;
grow_insns(fpc, 4);
fp->insn[fpc->inst_offset + 0] = 0x00000001;
@@ -814,12 +1141,49 @@ nvfx_fragprog_translate(struct nvfx_context *nvfx,
fp->insn[fpc->inst_offset + 2] = 0x00000000;
fp->insn[fpc->inst_offset + 3] = 0x00000000;
- fp->translated = TRUE;
-out_err:
+ if(debug_get_option_nvfx_dump_fp())
+ {
+ debug_printf("\n");
+ tgsi_dump(pfp->pipe.tokens, 0);
+
+ debug_printf("\n%s fragment program:\n", nvfx->is_nv4x ? "nv4x" : "nv3x");
+ for (unsigned i = 0; i < fp->insn_len; i += 4)
+ debug_printf("%3u: %08x %08x %08x %08x\n", i >> 2, fp->insn[i], fp->insn[i + 1], fp->insn[i + 2], fp->insn[i + 3]);
+ debug_printf("\n");
+ }
+
+ fp->prog_size = (fp->insn_len * 4 + 63) & ~63;
+
+ if(fp->prog_size >= min_size)
+ fp->progs_per_bo = 1;
+ else
+ fp->progs_per_bo = min_size / fp->prog_size;
+ fp->bo_prog_idx = fp->progs_per_bo - 1;
+
+out:
tgsi_parse_free(&parse);
- if (fpc->r_temp)
- FREE(fpc->r_temp);
- FREE(fpc);
+ if(fpc)
+ {
+ if (fpc->r_temp)
+ FREE(fpc->r_temp);
+ util_dynarray_fini(&fpc->if_stack);
+ util_dynarray_fini(&fpc->label_relocs);
+ util_dynarray_fini(&fpc->imm_data);
+ //util_dynarray_fini(&fpc->loop_stack);
+ FREE(fpc);
+ }
+ return fp;
+
+out_err:
+ _debug_printf("Error: failed to compile this fragment program:\n");
+ tgsi_dump(pfp->pipe.tokens, 0);
+
+ if(fp)
+ {
+ FREE(fp);
+ fp = NULL;
+ }
+ goto out;
}
static inline void
@@ -836,54 +1200,188 @@ nvfx_fp_memcpy(void* dst, const void* src, size_t len)
#endif
}
+/* The hardware only supports immediate constants inside the fragment program,
+ * and at least on nv30 doesn't support an indirect linkage table.
+ *
+ * Hence, we need to patch the fragment program itself both to update constants
+ * and update linkage.
+ *
+ * Using a single fragment program would entail unacceptable stalls if the GPU is
+ * already rendering with that fragment program.
+ * Thus, we instead use a "rotating queue" of buffer objects, each of which is
+ * packed with multiple versions of the same program.
+ *
+ * Whenever we need to patch something, we move to the next program and
+ * patch it. If all buffer objects are in use by the GPU, we allocate another one,
+ * expanding the queue.
+ *
+ * As an additional optimization, we record when all the programs have the
+ * current input slot configuration, and at that point we stop patching inputs.
+ * This happens, for instance, if a given fragment program is always used with
+ * the same vertex program (i.e. always with GLSL), or if the layouts match
+ * enough (non-GLSL).
+ *
+ * Note that instead of using multiple programs, we could push commands
+ * on the FIFO to patch a single program: it's not fully clear which option is
+ * faster, but my guess is that the current way is faster.
+ *
+ * We also track the previous slot assignments for each version and don't
+ * patch if they are the same (this could perhaps be removed).
+ */
+
void
nvfx_fragprog_validate(struct nvfx_context *nvfx)
{
struct nouveau_channel* chan = nvfx->screen->base.channel;
- struct nvfx_fragment_program *fp = nvfx->fragprog;
- int update = 0;
- int i;
+ struct nvfx_pipe_fragment_program *pfp = nvfx->fragprog;
+ struct nvfx_vertex_program* vp;
+
+ // TODO: the multiplication by point_quad_rasterization is probably superfluous
+ unsigned sprite_coord_enable = nvfx->rasterizer->pipe.point_quad_rasterization * nvfx->rasterizer->pipe.sprite_coord_enable;
+
+ boolean emulate_sprite_flipping = sprite_coord_enable && nvfx->rasterizer->pipe.sprite_coord_mode;
+ unsigned key = emulate_sprite_flipping;
+ struct nvfx_fragment_program* fp;
- if (!fp->translated)
+ fp = pfp->fps[key];
+ if (!fp)
{
- const int min_size = 4096;
+ fp = nvfx_fragprog_translate(nvfx, pfp, emulate_sprite_flipping);
- nvfx_fragprog_translate(nvfx, fp);
- if (!fp->translated) {
- static unsigned dummy[8] = {1, 0, 0, 0, 1, 0, 0, 0};
- static int warned = 0;
- if(!warned)
+ if(!fp)
+ {
+ if(!nvfx->dummy_fs)
{
- fprintf(stderr, "nvfx: failed to translate fragment program!\n");
- warned = 1;
+ struct ureg_program *ureg = ureg_create( TGSI_PROCESSOR_FRAGMENT );
+ if (ureg)
+ {
+ ureg_END( ureg );
+ nvfx->dummy_fs = ureg_create_shader_and_destroy( ureg, &nvfx->pipe );
+ }
+
+ if(!nvfx->dummy_fs)
+ {
+ _debug_printf("Error: unable to create a dummy fragment shader: aborting.");
+ abort();
+ }
}
- /* use dummy program: we cannot fail here */
- fp->translated = TRUE;
- fp->insn = malloc(sizeof(dummy));
- memcpy(fp->insn, dummy, sizeof(dummy));
- fp->insn_len = sizeof(dummy) / sizeof(dummy[0]);
+ fp = nvfx_fragprog_translate(nvfx, nvfx->dummy_fs, FALSE);
+ emulate_sprite_flipping = FALSE;
+
+ if(!fp)
+ {
+ _debug_printf("Error: unable to compile even a dummy fragment shader: aborting.");
+ abort();
+ }
}
- update = TRUE;
- fp->prog_size = (fp->insn_len * 4 + 63) & ~63;
+ pfp->fps[key] = fp;
+ }
+
+ vp = nvfx->hw_vertprog;
+
+ if (fp->last_vp_id != vp->id || fp->last_sprite_coord_enable != sprite_coord_enable) {
+ int sprite_real_input = -1;
+ int sprite_reloc_input;
+ unsigned i;
+ fp->last_vp_id = vp->id;
+ fp->last_sprite_coord_enable = sprite_coord_enable;
+
+ if(sprite_coord_enable)
+ {
+ sprite_real_input = vp->sprite_fp_input;
+ if(sprite_real_input < 0)
+ {
+ unsigned used_texcoords = 0;
+ for(unsigned i = 0; i < fp->num_slots; ++i) {
+ unsigned generic = fp->slot_to_generic[i];
+ if((generic < 32) && !((1 << generic) & sprite_coord_enable))
+ {
+ unsigned char slot_mask = vp->generic_to_fp_input[generic];
+ if(slot_mask >= 0xf0)
+ used_texcoords |= 1 << ((slot_mask & 0xf) - NVFX_FP_OP_INPUT_SRC_TC0);
+ }
+ }
+
+ sprite_real_input = NVFX_FP_OP_INPUT_SRC_TC(__builtin_ctz(~used_texcoords));
+ }
+
+ fp->point_sprite_control |= (1 << (sprite_real_input - NVFX_FP_OP_INPUT_SRC_TC0 + 8));
+ }
+ else
+ fp->point_sprite_control = 0;
- if(fp->prog_size >= min_size)
- fp->progs_per_bo = 1;
+ if(emulate_sprite_flipping)
+ sprite_reloc_input = 0;
else
- fp->progs_per_bo = min_size / fp->prog_size;
- fp->bo_prog_idx = fp->progs_per_bo - 1;
- }
+ sprite_reloc_input = sprite_real_input;
+
+ for(i = 0; i < fp->num_slots; ++i) {
+ unsigned generic = fp->slot_to_generic[i];
+ if((generic < 32) && ((1 << generic) & sprite_coord_enable))
+ {
+ if(fp->slot_to_fp_input[i] != sprite_reloc_input)
+ goto update_slots;
+ }
+ else
+ {
+ unsigned char slot_mask = vp->generic_to_fp_input[generic];
+ if((slot_mask >> 4) & (slot_mask ^ fp->slot_to_fp_input[i]))
+ goto update_slots;
+ }
+ }
- /* we must update constants even on "just" fragprog changes, because
- we don't check whether the current constant buffer matches the latest
- one bound to this fragment program */
- if (nvfx->dirty & (NVFX_NEW_FRAGCONST | NVFX_NEW_FRAGPROG))
- update = TRUE;
+ if(emulate_sprite_flipping)
+ {
+ if(fp->slot_to_fp_input[fp->num_slots] != sprite_real_input)
+ goto update_slots;
+ }
- if(update) {
+ if(0)
+ {
+update_slots:
+ /* optimization: we start updating from the slot we found the first difference in */
+ for(; i < fp->num_slots; ++i)
+ {
+ unsigned generic = fp->slot_to_generic[i];
+ if((generic < 32) && ((1 << generic) & sprite_coord_enable))
+ fp->slot_to_fp_input[i] = sprite_reloc_input;
+ else
+ fp->slot_to_fp_input[i] = vp->generic_to_fp_input[generic] & 0xf;
+ }
+
+ fp->slot_to_fp_input[fp->num_slots] = sprite_real_input;
+
+ if(nvfx->is_nv4x)
+ {
+ fp->or = 0;
+ for(i = 0; i <= fp->num_slots; ++i) {
+ unsigned fp_input = fp->slot_to_fp_input[i];
+ if(fp_input == NVFX_FP_OP_INPUT_SRC_TC(8))
+ fp->or |= (1 << 12);
+ else if(fp_input == NVFX_FP_OP_INPUT_SRC_TC(9))
+ fp->or |= (1 << 13);
+ else if(fp_input >= NVFX_FP_OP_INPUT_SRC_TC(0) && fp_input <= NVFX_FP_OP_INPUT_SRC_TC(7))
+ fp->or |= (1 << (fp_input - NVFX_FP_OP_INPUT_SRC_TC0 + 14));
+ }
+ }
+
+ fp->progs_left_with_obsolete_slot_assignments = fp->progs;
+ goto update;
+ }
+ }
+
+ /* We must update constants even on "just" fragprog changes, because
+ * we don't check whether the current constant buffer matches the latest
+ * one bound to this fragment program.
+ * Doing such a check would likely be a pessimization.
+ */
+ if ((nvfx->hw_fragprog != fp) || (nvfx->dirty & (NVFX_NEW_FRAGPROG | NVFX_NEW_FRAGCONST))) {
int offset;
+ uint32_t* fpmap;
+update:
++fp->bo_prog_idx;
if(fp->bo_prog_idx >= fp->progs_per_bo)
{
@@ -893,9 +1391,12 @@ nvfx_fragprog_validate(struct nvfx_context *nvfx)
}
else
{
- struct nvfx_fragment_program_bo* fpbo = os_malloc_aligned(sizeof(struct nvfx_fragment_program) + fp->prog_size * fp->progs_per_bo, 16);
- char *map, *buf;
+ struct nvfx_fragment_program_bo* fpbo = os_malloc_aligned(sizeof(struct nvfx_fragment_program) + (fp->prog_size + 8) * fp->progs_per_bo, 16);
+ uint8_t* map;
+ uint8_t* buf;
+ fpbo->slots = (unsigned char*)&fpbo->insn[(fp->prog_size) * fp->progs_per_bo];
+ memset(fpbo->slots, 0, 8 * fp->progs_per_bo);
if(fp->fpbo)
{
fpbo->next = fp->fpbo->next;
@@ -905,12 +1406,14 @@ nvfx_fragprog_validate(struct nvfx_context *nvfx)
fpbo->next = fpbo;
fp->fpbo = fpbo;
fpbo->bo = 0;
+ fp->progs += fp->progs_per_bo;
+ fp->progs_left_with_obsolete_slot_assignments += fp->progs_per_bo;
nouveau_bo_new(nvfx->screen->base.device, NOUVEAU_BO_VRAM | NOUVEAU_BO_MAP, 64, fp->prog_size * fp->progs_per_bo, &fpbo->bo);
nouveau_bo_map(fpbo->bo, NOUVEAU_BO_NOSYNC);
map = fpbo->bo->map;
- buf = fpbo->insn;
- for(int i = 0; i < fp->progs_per_bo; ++i)
+ buf = (uint8_t*)fpbo->insn;
+ for(unsigned i = 0; i < fp->progs_per_bo; ++i)
{
memcpy(buf, fp->insn, fp->insn_len * 4);
nvfx_fp_memcpy(map, fp->insn, fp->insn_len * 4);
@@ -922,15 +1425,14 @@ nvfx_fragprog_validate(struct nvfx_context *nvfx)
}
offset = fp->bo_prog_idx * fp->prog_size;
+ fpmap = (uint32_t*)((char*)fp->fpbo->bo->map + offset);
if(nvfx->constbuf[PIPE_SHADER_FRAGMENT]) {
struct pipe_resource* constbuf = nvfx->constbuf[PIPE_SHADER_FRAGMENT];
- // TODO: avoid using transfers, just directly the buffer
- struct pipe_transfer* transfer;
- // TODO: does this check make any sense, or should we do this unconditionally?
- uint32_t* map = pipe_buffer_map(&nvfx->pipe, constbuf, PIPE_TRANSFER_READ, &transfer);
+ uint32_t* map = (uint32_t*)nvfx_buffer(constbuf)->data;
uint32_t* fpmap = (uint32_t*)((char*)fp->fpbo->bo->map + offset);
uint32_t* buf = (uint32_t*)((char*)fp->fpbo->insn + offset);
+ int i;
for (i = 0; i < fp->nr_consts; ++i) {
unsigned off = fp->consts[i].offset;
unsigned idx = fp->consts[i].index * 4;
@@ -941,49 +1443,113 @@ nvfx_fragprog_validate(struct nvfx_context *nvfx)
nvfx_fp_memcpy(&fpmap[off], &map[idx], 4 * sizeof(uint32_t));
}
}
- pipe_buffer_unmap(&nvfx->pipe, constbuf, transfer);
}
- }
- if(update || (nvfx->dirty & NVFX_NEW_FRAGPROG)) {
- int offset = fp->bo_prog_idx * fp->prog_size;
+ /* we only do this if we aren't sure that all program versions have the
+ * current slot assignments, otherwise we just update constants for speed
+ */
+ if(fp->progs_left_with_obsolete_slot_assignments) {
+ unsigned char* fpbo_slots = &fp->fpbo->slots[fp->bo_prog_idx * 8];
+ /* also relocate sprite coord slot, if any */
+ for(unsigned i = 0; i <= fp->num_slots; ++i) {
+ unsigned value = fp->slot_to_fp_input[i];;
+ if(value != fpbo_slots[i]) {
+ unsigned* p;
+ unsigned* begin = (unsigned*)fp->slot_relocations[i].data;
+ unsigned* end = (unsigned*)((char*)fp->slot_relocations[i].data + fp->slot_relocations[i].size);
+ //printf("fp %p reloc slot %u/%u: %u -> %u\n", fp, i, fp->num_slots, fpbo_slots[i], value);
+ if(value == 0)
+ {
+ /* was relocated to an input, switch type to temporary */
+ for(p = begin; p != end; ++p) {
+ unsigned off = *p;
+ unsigned dw = fp->insn[off];
+ dw &=~ NVFX_FP_REG_TYPE_MASK;
+ //printf("reloc_tmp at %x\n", off);
+ nvfx_fp_memcpy(&fpmap[off], &dw, sizeof(dw));
+ }
+ } else {
+ if(!fpbo_slots[i])
+ {
+ /* was relocated to a temporary, switch type to input */
+ for(p= begin; p != end; ++p) {
+ unsigned off = *p;
+ unsigned dw = fp->insn[off];
+ //printf("reloc_in at %x\n", off);
+ dw |= NVFX_FP_REG_TYPE_INPUT << NVFX_FP_REG_TYPE_SHIFT;
+ nvfx_fp_memcpy(&fpmap[off], &dw, sizeof(dw));
+ }
+ }
+
+ /* set the correct input index */
+ for(p = begin; p != end; ++p) {
+ unsigned off = *p & ~3;
+ unsigned dw = fp->insn[off];
+ //printf("reloc&~3 at %x\n", off);
+ dw = (dw & ~NVFX_FP_OP_INPUT_SRC_MASK) | (value << NVFX_FP_OP_INPUT_SRC_SHIFT);
+ nvfx_fp_memcpy(&fpmap[off], &dw, sizeof(dw));
+ }
+ }
+ fpbo_slots[i] = value;
+ }
+ }
+ --fp->progs_left_with_obsolete_slot_assignments;
+ }
+
+ nvfx->hw_fragprog = fp;
+
MARK_RING(chan, 8, 1);
- OUT_RING(chan, RING_3D(NV34TCL_FP_ACTIVE_PROGRAM, 1));
+ OUT_RING(chan, RING_3D(NV30_3D_FP_ACTIVE_PROGRAM, 1));
OUT_RELOC(chan, fp->fpbo->bo, offset, NOUVEAU_BO_VRAM |
NOUVEAU_BO_GART | NOUVEAU_BO_RD | NOUVEAU_BO_LOW |
- NOUVEAU_BO_OR, NV34TCL_FP_ACTIVE_PROGRAM_DMA0,
- NV34TCL_FP_ACTIVE_PROGRAM_DMA1);
- OUT_RING(chan, RING_3D(NV34TCL_FP_CONTROL, 1));
+ NOUVEAU_BO_OR, NV30_3D_FP_ACTIVE_PROGRAM_DMA0,
+ NV30_3D_FP_ACTIVE_PROGRAM_DMA1);
+ OUT_RING(chan, RING_3D(NV30_3D_FP_CONTROL, 1));
OUT_RING(chan, fp->fp_control);
if(!nvfx->is_nv4x) {
- OUT_RING(chan, RING_3D(NV34TCL_FP_REG_CONTROL, 1));
+ OUT_RING(chan, RING_3D(NV30_3D_FP_REG_CONTROL, 1));
OUT_RING(chan, (1<<16)|0x4);
- OUT_RING(chan, RING_3D(NV34TCL_TX_UNITS_ENABLE, 1));
+ OUT_RING(chan, RING_3D(NV30_3D_TEX_UNITS_ENABLE, 1));
OUT_RING(chan, fp->samplers);
}
}
+
+ {
+ unsigned pointsprite_control = fp->point_sprite_control | nvfx->rasterizer->pipe.point_quad_rasterization;
+ if(pointsprite_control != nvfx->hw_pointsprite_control)
+ {
+ WAIT_RING(chan, 2);
+ OUT_RING(chan, RING_3D(NV30_3D_POINT_SPRITE, 1));
+ OUT_RING(chan, pointsprite_control);
+ nvfx->hw_pointsprite_control = pointsprite_control;
+ }
+ }
+
+ nvfx->relocs_needed &=~ NVFX_RELOCATE_FRAGPROG;
}
void
nvfx_fragprog_relocate(struct nvfx_context *nvfx)
{
struct nouveau_channel* chan = nvfx->screen->base.channel;
- struct nvfx_fragment_program *fp = nvfx->fragprog;
+ struct nvfx_fragment_program *fp = nvfx->hw_fragprog;
struct nouveau_bo* bo = fp->fpbo->bo;
int offset = fp->bo_prog_idx * fp->prog_size;
unsigned fp_flags = NOUVEAU_BO_VRAM | NOUVEAU_BO_RD; // TODO: GART?
fp_flags |= NOUVEAU_BO_DUMMY;
MARK_RING(chan, 2, 2);
- OUT_RELOC(chan, bo, RING_3D(NV34TCL_FP_ACTIVE_PROGRAM, 1), fp_flags, 0, 0);
+ OUT_RELOC(chan, bo, RING_3D(NV30_3D_FP_ACTIVE_PROGRAM, 1), fp_flags, 0, 0);
OUT_RELOC(chan, bo, offset, fp_flags | NOUVEAU_BO_LOW |
- NOUVEAU_BO_OR, NV34TCL_FP_ACTIVE_PROGRAM_DMA0,
- NV34TCL_FP_ACTIVE_PROGRAM_DMA1);
+ NOUVEAU_BO_OR, NV30_3D_FP_ACTIVE_PROGRAM_DMA0,
+ NV30_3D_FP_ACTIVE_PROGRAM_DMA1);
+ nvfx->relocs_needed &=~ NVFX_RELOCATE_FRAGPROG;
}
void
nvfx_fragprog_destroy(struct nvfx_context *nvfx,
struct nvfx_fragment_program *fp)
{
+ unsigned i;
struct nvfx_fragment_program_bo* fpbo = fp->fpbo;
if(fpbo)
{
@@ -992,13 +1558,66 @@ nvfx_fragprog_destroy(struct nvfx_context *nvfx,
struct nvfx_fragment_program_bo* next = fpbo->next;
nouveau_bo_unmap(fpbo->bo);
nouveau_bo_ref(0, &fpbo->bo);
- free(fpbo);
+ os_free_aligned(fpbo);
fpbo = next;
}
while(fpbo != fp->fpbo);
}
+ for(i = 0; i < Elements(fp->slot_relocations); ++i)
+ util_dynarray_fini(&fp->slot_relocations[i]);
+
if (fp->insn_len)
FREE(fp->insn);
}
+static void *
+nvfx_fp_state_create(struct pipe_context *pipe,
+ const struct pipe_shader_state *cso)
+{
+ struct nvfx_pipe_fragment_program *pfp;
+
+ pfp = CALLOC(1, sizeof(struct nvfx_pipe_fragment_program));
+ pfp->pipe.tokens = tgsi_dup_tokens(cso->tokens);
+
+ tgsi_scan_shader(pfp->pipe.tokens, &pfp->info);
+
+ return (void *)pfp;
+}
+
+static void
+nvfx_fp_state_bind(struct pipe_context *pipe, void *hwcso)
+{
+ struct nvfx_context *nvfx = nvfx_context(pipe);
+
+ nvfx->fragprog = hwcso;
+ nvfx->dirty |= NVFX_NEW_FRAGPROG;
+}
+
+static void
+nvfx_fp_state_delete(struct pipe_context *pipe, void *hwcso)
+{
+ struct nvfx_context *nvfx = nvfx_context(pipe);
+ struct nvfx_pipe_fragment_program *pfp = hwcso;
+ unsigned i;
+
+ for(i = 0; i < Elements(pfp->fps); ++i)
+ {
+ if(pfp->fps[i])
+ {
+ nvfx_fragprog_destroy(nvfx, pfp->fps[i]);
+ FREE(pfp->fps[i]);
+ }
+ }
+
+ FREE((void*)pfp->pipe.tokens);
+ FREE(pfp);
+}
+
+void
+nvfx_init_fragprog_functions(struct nvfx_context *nvfx)
+{
+ nvfx->pipe.create_fs_state = nvfx_fp_state_create;
+ nvfx->pipe.bind_fs_state = nvfx_fp_state_bind;
+ nvfx->pipe.delete_fs_state = nvfx_fp_state_delete;
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-22 20:33:15 +0000