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path: root/src/gallium/drivers/nv50/nv50_program.c
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Diffstat (limited to 'src/gallium/drivers/nv50/nv50_program.c')
-rw-r--r--src/gallium/drivers/nv50/nv50_program.c405
1 files changed, 275 insertions, 130 deletions
diff --git a/src/gallium/drivers/nv50/nv50_program.c b/src/gallium/drivers/nv50/nv50_program.c
index 679c28ce4b..2d0b1818ef 100644
--- a/src/gallium/drivers/nv50/nv50_program.c
+++ b/src/gallium/drivers/nv50/nv50_program.c
@@ -154,26 +154,17 @@ struct nv50_pc {
int if_lvl, loop_lvl;
unsigned loop_pos[NV50_MAX_LOOP_NESTING];
+ unsigned *insn_pos; /* actual program offset of each TGSI insn */
+ boolean in_subroutine;
+
/* current instruction and total number of insns */
unsigned insn_cur;
unsigned insn_nr;
boolean allow32;
-};
-
-static INLINE struct nv50_reg *
-reg_instance(struct nv50_pc *pc, struct nv50_reg *reg)
-{
- struct nv50_reg *ri;
- assert(pc->reg_instance_nr < 16);
- ri = &pc->reg_instances[pc->reg_instance_nr++];
- if (reg) {
- *ri = *reg;
- reg->mod = 0;
- }
- return ri;
-}
+ uint8_t edgeflag_out;
+};
static INLINE void
ctor_reg(struct nv50_reg *reg, unsigned type, int index, int hw)
@@ -253,6 +244,21 @@ alloc_reg(struct nv50_pc *pc, struct nv50_reg *reg)
assert(0);
}
+static INLINE struct nv50_reg *
+reg_instance(struct nv50_pc *pc, struct nv50_reg *reg)
+{
+ struct nv50_reg *ri;
+
+ assert(pc->reg_instance_nr < 16);
+ ri = &pc->reg_instances[pc->reg_instance_nr++];
+ if (reg) {
+ alloc_reg(pc, reg);
+ *ri = *reg;
+ reg->mod = 0;
+ }
+ return ri;
+}
+
/* XXX: For shaders that aren't executed linearly (e.g. shaders that
* contain loops), we need to assign all hw regs to TGSI TEMPs early,
* lest we risk temp_temps overwriting regs alloc'd "later".
@@ -279,22 +285,6 @@ alloc_temp(struct nv50_pc *pc, struct nv50_reg *dst)
return NULL;
}
-/* Assign the hw of the discarded temporary register src
- * to the tgsi register dst and free src.
- */
-static void
-assimilate_temp(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_reg *src)
-{
- assert(src->index == -1 && src->hw != -1);
-
- if (dst->hw != -1)
- pc->r_temp[dst->hw] = NULL;
- pc->r_temp[src->hw] = dst;
- dst->hw = src->hw;
-
- FREE(src);
-}
-
/* release the hardware resource held by r */
static void
release_hw(struct nv50_pc *pc, struct nv50_reg *r)
@@ -451,10 +441,19 @@ is_immd(struct nv50_program_exec *e)
return FALSE;
}
+static boolean
+is_join(struct nv50_program_exec *e)
+{
+ if (is_long(e) && (e->inst[1] & 3) == 2)
+ return TRUE;
+ return FALSE;
+}
+
static INLINE void
set_pred(struct nv50_pc *pc, unsigned pred, unsigned idx,
struct nv50_program_exec *e)
{
+ assert(!is_immd(e));
set_long(pc, e);
e->inst[1] &= ~((0x1f << 7) | (0x3 << 12));
e->inst[1] |= (pred << 7) | (idx << 12);
@@ -497,15 +496,6 @@ set_dst(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_program_exec *e)
static INLINE void
set_immd(struct nv50_pc *pc, struct nv50_reg *imm, struct nv50_program_exec *e)
{
- union {
- float f;
- uint32_t ui;
- } u;
- u.ui = pc->immd_buf[imm->hw];
-
- u.f = (imm->mod & NV50_MOD_ABS) ? fabsf(u.f) : u.f;
- u.f = (imm->mod & NV50_MOD_NEG) ? -u.f : u.f;
-
set_long(pc, e);
/* XXX: can't be predicated - bits overlap; cases where both
* are required should be avoided by using pc->allow32 */
@@ -513,8 +503,8 @@ set_immd(struct nv50_pc *pc, struct nv50_reg *imm, struct nv50_program_exec *e)
set_pred_wr(pc, 0, 0, e);
e->inst[1] |= 0x00000002 | 0x00000001;
- e->inst[0] |= (u.ui & 0x3f) << 16;
- e->inst[1] |= (u.ui >> 6) << 2;
+ e->inst[0] |= (pc->immd_buf[imm->hw] & 0x3f) << 16;
+ e->inst[1] |= (pc->immd_buf[imm->hw] >> 6) << 2;
}
static INLINE void
@@ -663,6 +653,7 @@ set_data(struct nv50_pc *pc, struct nv50_reg *src, unsigned m, unsigned s,
e->inst[1] |= (((src->type == P_IMMD) ? 0 : 1) << 22);
}
+/* Never apply nv50_reg::mod in emit_mov, or carefully check the code !!! */
static void
emit_mov(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_reg *src)
{
@@ -715,6 +706,34 @@ emit_mov_immdval(struct nv50_pc *pc, struct nv50_reg *dst, float f)
FREE(imm);
}
+/* Assign the hw of the discarded temporary register src
+ * to the tgsi register dst and free src.
+ */
+static void
+assimilate_temp(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_reg *src)
+{
+ assert(src->index == -1 && src->hw != -1);
+
+ if (pc->if_lvl || pc->loop_lvl ||
+ (dst->type != P_TEMP) ||
+ (src->hw < pc->result_nr * 4 &&
+ pc->p->type == PIPE_SHADER_FRAGMENT) ||
+ pc->p->info.opcode_count[TGSI_OPCODE_CAL] ||
+ pc->p->info.opcode_count[TGSI_OPCODE_BRA]) {
+
+ emit_mov(pc, dst, src);
+ free_temp(pc, src);
+ return;
+ }
+
+ if (dst->hw != -1)
+ pc->r_temp[dst->hw] = NULL;
+ pc->r_temp[src->hw] = dst;
+ dst->hw = src->hw;
+
+ FREE(src);
+}
+
static void
emit_nop(struct nv50_pc *pc)
{
@@ -886,7 +905,7 @@ emit_mul(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_reg *src0,
set_dst(pc, dst, e);
set_src_0(pc, src0, e);
if (src1->type == P_IMMD && !is_long(e)) {
- if (src0->mod & NV50_MOD_NEG)
+ if (src0->mod ^ src1->mod)
e->inst[0] |= 0x00008000;
set_immd(pc, src1, e);
} else {
@@ -997,6 +1016,8 @@ emit_bitop2(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_reg *src0,
op != TGSI_OPCODE_XOR)
assert(!"invalid bit op");
+ assert(!(src0->mod | src1->mod));
+
if (src1->type == P_IMMD && src0->type == P_TEMP && pc->allow32) {
set_immd(pc, src1, e);
if (op == TGSI_OPCODE_OR)
@@ -1048,6 +1069,14 @@ emit_msb(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_reg *src0,
src2->mod ^= NV50_MOD_NEG;
}
+#define NV50_FLOP_RCP 0
+#define NV50_FLOP_RSQ 2
+#define NV50_FLOP_LG2 3
+#define NV50_FLOP_SIN 4
+#define NV50_FLOP_COS 5
+#define NV50_FLOP_EX2 6
+
+/* rcp, rsqrt, lg2 support neg and abs */
static void
emit_flop(struct nv50_pc *pc, unsigned sub,
struct nv50_reg *dst, struct nv50_reg *src)
@@ -1055,17 +1084,20 @@ emit_flop(struct nv50_pc *pc, unsigned sub,
struct nv50_program_exec *e = exec(pc);
e->inst[0] |= 0x90000000;
- if (sub) {
+ if (sub || src->mod) {
set_long(pc, e);
e->inst[1] |= (sub << 29);
}
set_dst(pc, dst, e);
+ set_src_0_restricted(pc, src, e);
- if (sub == 0 || sub == 2)
- set_src_0_restricted(pc, src, e);
- else
- set_src_0(pc, src, e);
+ assert(!src->mod || sub < 4);
+
+ if (src->mod & NV50_MOD_NEG)
+ e->inst[1] |= 0x04000000;
+ if (src->mod & NV50_MOD_ABS)
+ e->inst[1] |= 0x00100000;
emit(pc, e);
}
@@ -1082,6 +1114,11 @@ emit_preex2(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_reg *src)
set_long(pc, e);
e->inst[1] |= (6 << 29) | 0x00004000;
+ if (src->mod & NV50_MOD_NEG)
+ e->inst[1] |= 0x04000000;
+ if (src->mod & NV50_MOD_ABS)
+ e->inst[1] |= 0x00100000;
+
emit(pc, e);
}
@@ -1097,6 +1134,11 @@ emit_precossin(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_reg *src)
set_long(pc, e);
e->inst[1] |= (6 << 29);
+ if (src->mod & NV50_MOD_NEG)
+ e->inst[1] |= 0x04000000;
+ if (src->mod & NV50_MOD_ABS)
+ e->inst[1] |= 0x00100000;
+
emit(pc, e);
}
@@ -1231,10 +1273,10 @@ emit_pow(struct nv50_pc *pc, struct nv50_reg *dst,
{
struct nv50_reg *temp = alloc_temp(pc, NULL);
- emit_flop(pc, 3, temp, v);
+ emit_flop(pc, NV50_FLOP_LG2, temp, v);
emit_mul(pc, temp, temp, e);
emit_preex2(pc, temp, temp);
- emit_flop(pc, 6, dst, temp);
+ emit_flop(pc, NV50_FLOP_EX2, dst, temp);
free_temp(pc, temp);
}
@@ -1336,66 +1378,53 @@ emit_kil(struct nv50_pc *pc, struct nv50_reg *src)
}
static struct nv50_program_exec *
-emit_breakaddr(struct nv50_pc *pc)
+emit_control_flow(struct nv50_pc *pc, unsigned op, int pred, unsigned cc)
{
struct nv50_program_exec *e = exec(pc);
- e->inst[0] = 0x40000002;
+ e->inst[0] = (op << 28) | 2;
set_long(pc, e);
+ if (pred >= 0)
+ set_pred(pc, cc, pred, e);
emit(pc, e);
return e;
}
-static void
-emit_break(struct nv50_pc *pc, int pred, unsigned cc)
+static INLINE struct nv50_program_exec *
+emit_breakaddr(struct nv50_pc *pc)
{
- struct nv50_program_exec *e = exec(pc);
-
- e->inst[0] = 0x50000002;
- set_long(pc, e);
- if (pred >= 0)
- set_pred(pc, cc, pred, e);
+ return emit_control_flow(pc, 0x4, -1, 0);
+}
- emit(pc, e);
+static INLINE void
+emit_break(struct nv50_pc *pc, int pred, unsigned cc)
+{
+ emit_control_flow(pc, 0x5, pred, cc);
}
-static struct nv50_program_exec *
+static INLINE struct nv50_program_exec *
emit_joinat(struct nv50_pc *pc)
{
- struct nv50_program_exec *e = exec(pc);
-
- e->inst[0] = 0xa0000002;
- set_long(pc, e);
-
- emit(pc, e);
- return e;
+ return emit_control_flow(pc, 0xa, -1, 0);
}
-static struct nv50_program_exec *
+static INLINE struct nv50_program_exec *
emit_branch(struct nv50_pc *pc, int pred, unsigned cc)
{
- struct nv50_program_exec *e = exec(pc);
+ return emit_control_flow(pc, 0x1, pred, cc);
+}
- e->inst[0] = 0x10000002;
- set_long(pc, e);
- if (pred >= 0)
- set_pred(pc, cc, pred, e);
- emit(pc, e);
- return pc->p->exec_tail;
+static INLINE struct nv50_program_exec *
+emit_call(struct nv50_pc *pc, int pred, unsigned cc)
+{
+ return emit_control_flow(pc, 0x2, pred, cc);
}
-static void
+static INLINE void
emit_ret(struct nv50_pc *pc, int pred, unsigned cc)
{
- struct nv50_program_exec *e = exec(pc);
-
- e->inst[0] = 0x30000002;
- set_long(pc, e);
- if (pred >= 0)
- set_pred(pc, cc, pred, e);
-
- emit(pc, e);
+ emit_control_flow(pc, 0x3, pred, cc);
}
#define QOP_ADD 0
@@ -1458,7 +1487,7 @@ load_cube_tex_coords(struct nv50_pc *pc, struct nv50_reg *t[4],
if (arg == 4) /* there is no textureProj(samplerCubeShadow) */
emit_mov(pc, t[3], src[3]);
- emit_flop(pc, 0, t[2], t[2]);
+ emit_flop(pc, NV50_FLOP_RCP, t[2], t[2]);
emit_mul(pc, t[0], src[0], t[2]);
emit_mul(pc, t[1], src[1], t[2]);
@@ -1476,7 +1505,7 @@ load_proj_tex_coords(struct nv50_pc *pc, struct nv50_reg *t[4],
t[3]->rhw = src[3]->rhw;
emit_interp(pc, t[3], NULL, (mode & INTERP_CENTROID));
- emit_flop(pc, 0, t[3], t[3]);
+ emit_flop(pc, NV50_FLOP_RCP, t[3], t[3]);
for (c = 0; c < dim; ++c) {
t[c]->rhw = src[c]->rhw;
@@ -1490,7 +1519,7 @@ load_proj_tex_coords(struct nv50_pc *pc, struct nv50_reg *t[4],
/* XXX: for some reason the blob sometimes uses MAD
* (mad f32 $rX $rY $rZ neg $r63)
*/
- emit_flop(pc, 0, t[3], src[3]);
+ emit_flop(pc, NV50_FLOP_RCP, t[3], src[3]);
for (c = 0; c < dim; ++c)
emit_mul(pc, t[c], src[c], t[3]);
if (arg != dim) /* depth reference value */
@@ -1537,7 +1566,13 @@ emit_texlod_sequence(struct nv50_pc *pc, struct nv50_reg *tlod,
struct nv50_reg *src, struct nv50_program_exec *tex)
{
struct nv50_program_exec *join_at;
- unsigned i, target = pc->p->exec_size + 7 * 2;
+ unsigned i, target = pc->p->exec_size + 9 * 2;
+
+ if (pc->p->type != PIPE_SHADER_FRAGMENT) {
+ emit(pc, tex);
+ return;
+ }
+ pc->allow32 = FALSE;
/* Subtract lod of each pixel from lod of top left pixel, jump
* texlod insn if result is 0, then repeat for 2 other pixels.
@@ -1663,6 +1698,7 @@ emit_tex(struct nv50_pc *pc, struct nv50_reg **dst, unsigned mask,
emit(pc, e);
} else
if (bias_lod < 0) {
+ assert(pc->p->type == PIPE_SHADER_FRAGMENT);
e->inst[0] |= arg << 22;
e->inst[1] |= 0x20000000; /* texbias */
emit_mov(pc, t[arg], src[3]);
@@ -1782,20 +1818,24 @@ static boolean
negate_supported(const struct tgsi_full_instruction *insn, int i)
{
switch (insn->Instruction.Opcode) {
+ case TGSI_OPCODE_ADD:
+ case TGSI_OPCODE_COS:
case TGSI_OPCODE_DDX:
case TGSI_OPCODE_DDY:
case TGSI_OPCODE_DP3:
case TGSI_OPCODE_DP4:
- case TGSI_OPCODE_MUL:
+ case TGSI_OPCODE_EX2:
case TGSI_OPCODE_KIL:
- case TGSI_OPCODE_ADD:
- case TGSI_OPCODE_SUB:
+ case TGSI_OPCODE_LG2:
case TGSI_OPCODE_MAD:
- return TRUE;
+ case TGSI_OPCODE_MUL:
case TGSI_OPCODE_POW:
- if (i == 1)
- return TRUE;
- return FALSE;
+ case TGSI_OPCODE_RCP:
+ case TGSI_OPCODE_RSQ: /* ignored, RSQ = rsqrt(abs(src.x)) */
+ case TGSI_OPCODE_SCS:
+ case TGSI_OPCODE_SIN:
+ case TGSI_OPCODE_SUB:
+ return TRUE;
default:
return FALSE;
}
@@ -1820,7 +1860,9 @@ nv50_tgsi_src_mask(const struct tgsi_full_instruction *insn, int c)
case TGSI_OPCODE_DST:
return mask & (c ? 0xa : 0x6);
case TGSI_OPCODE_EX2:
+ case TGSI_OPCODE_EXP:
case TGSI_OPCODE_LG2:
+ case TGSI_OPCODE_LOG:
case TGSI_OPCODE_POW:
case TGSI_OPCODE_RCP:
case TGSI_OPCODE_RSQ:
@@ -2042,6 +2084,8 @@ nv50_tgsi_dst_revdep(unsigned op, int s, int c)
assert(0);
return 0x0;
}
+ case TGSI_OPCODE_EXP:
+ case TGSI_OPCODE_LOG:
case TGSI_OPCODE_LIT:
case TGSI_OPCODE_SCS:
case TGSI_OPCODE_TEX:
@@ -2082,6 +2126,8 @@ nv50_kill_branch(struct nv50_pc *pc)
if (pc->if_insn[lvl]->next != pc->p->exec_tail)
return FALSE;
+ if (is_immd(pc->p->exec_tail))
+ return FALSE;
/* if ccode == 'true', the BRA is from an ELSE and the predicate
* reg may no longer be valid, since we currently always use $p0
@@ -2215,10 +2261,22 @@ nv50_program_tx_insn(struct nv50_pc *pc,
pc->loop_pos[pc->loop_lvl++] = pc->p->exec_size;
terminate_mbb(pc);
break;
+ case TGSI_OPCODE_BGNSUB:
+ assert(!pc->in_subroutine);
+ pc->in_subroutine = TRUE;
+ /* probably not necessary, but align to 8 byte boundary */
+ if (!is_long(pc->p->exec_tail))
+ convert_to_long(pc, pc->p->exec_tail);
+ break;
case TGSI_OPCODE_BRK:
assert(pc->loop_lvl > 0);
emit_break(pc, -1, 0);
break;
+ case TGSI_OPCODE_CAL:
+ assert(inst->Label.Label < pc->insn_nr);
+ emit_call(pc, -1, 0)->param.index = inst->Label.Label;
+ /* replaced by actual offset in nv50_program_fixup_insns */
+ break;
case TGSI_OPCODE_CEIL:
for (c = 0; c < 4; c++) {
if (!(mask & (1 << c)))
@@ -2239,17 +2297,22 @@ nv50_program_tx_insn(struct nv50_pc *pc,
set_pred(pc, 0x6, 1, pc->p->exec_tail); /* @NSF */
}
break;
+ case TGSI_OPCODE_CONT:
+ assert(pc->loop_lvl > 0);
+ emit_branch(pc, -1, 0)->param.index =
+ pc->loop_pos[pc->loop_lvl - 1];
+ break;
case TGSI_OPCODE_COS:
if (mask & 8) {
emit_precossin(pc, temp, src[0][3]);
- emit_flop(pc, 5, dst[3], temp);
+ emit_flop(pc, NV50_FLOP_COS, dst[3], temp);
if (!(mask &= 7))
break;
if (temp == dst[3])
temp = brdc = temp_temp(pc);
}
emit_precossin(pc, temp, src[0][0]);
- emit_flop(pc, 5, brdc, temp);
+ emit_flop(pc, NV50_FLOP_COS, brdc, temp);
break;
case TGSI_OPCODE_DDX:
for (c = 0; c < 4; c++) {
@@ -2321,9 +2384,40 @@ nv50_program_tx_insn(struct nv50_pc *pc,
pc->loop_brka[pc->loop_lvl]->param.index = pc->p->exec_size;
terminate_mbb(pc);
break;
+ case TGSI_OPCODE_ENDSUB:
+ assert(pc->in_subroutine);
+ pc->in_subroutine = FALSE;
+ break;
case TGSI_OPCODE_EX2:
emit_preex2(pc, temp, src[0][0]);
- emit_flop(pc, 6, brdc, temp);
+ emit_flop(pc, NV50_FLOP_EX2, brdc, temp);
+ break;
+ case TGSI_OPCODE_EXP:
+ {
+ struct nv50_reg *t[2];
+
+ assert(!temp);
+ t[0] = temp_temp(pc);
+ t[1] = temp_temp(pc);
+
+ if (mask & 0x6)
+ emit_mov(pc, t[0], src[0][0]);
+ if (mask & 0x3)
+ emit_flr(pc, t[1], src[0][0]);
+
+ if (mask & (1 << 1))
+ emit_sub(pc, dst[1], t[0], t[1]);
+ if (mask & (1 << 0)) {
+ emit_preex2(pc, t[1], t[1]);
+ emit_flop(pc, NV50_FLOP_EX2, dst[0], t[1]);
+ }
+ if (mask & (1 << 2)) {
+ emit_preex2(pc, t[0], t[0]);
+ emit_flop(pc, NV50_FLOP_EX2, dst[2], t[0]);
+ }
+ if (mask & (1 << 3))
+ emit_mov_immdval(pc, dst[3], 1.0f);
+ }
break;
case TGSI_OPCODE_FLR:
for (c = 0; c < 4; c++) {
@@ -2363,7 +2457,35 @@ nv50_program_tx_insn(struct nv50_pc *pc,
emit_lit(pc, &dst[0], mask, &src[0][0]);
break;
case TGSI_OPCODE_LG2:
- emit_flop(pc, 3, brdc, src[0][0]);
+ emit_flop(pc, NV50_FLOP_LG2, brdc, src[0][0]);
+ break;
+ case TGSI_OPCODE_LOG:
+ {
+ struct nv50_reg *t[2];
+
+ t[0] = temp_temp(pc);
+ if (mask & (1 << 1))
+ t[1] = temp_temp(pc);
+ else
+ t[1] = t[0];
+
+ emit_abs(pc, t[0], src[0][0]);
+ emit_flop(pc, NV50_FLOP_LG2, t[1], t[0]);
+ if (mask & (1 << 2))
+ emit_mov(pc, dst[2], t[1]);
+ emit_flr(pc, t[1], t[1]);
+ if (mask & (1 << 0))
+ emit_mov(pc, dst[0], t[1]);
+ if (mask & (1 << 1)) {
+ t[1]->mod = NV50_MOD_NEG;
+ emit_preex2(pc, t[1], t[1]);
+ t[1]->mod = 0;
+ emit_flop(pc, NV50_FLOP_EX2, t[1], t[1]);
+ emit_mul(pc, dst[1], t[0], t[1]);
+ }
+ if (mask & (1 << 3))
+ emit_mov_immdval(pc, dst[3], 1.0f);
+ }
break;
case TGSI_OPCODE_LRP:
temp = temp_temp(pc);
@@ -2413,24 +2535,25 @@ nv50_program_tx_insn(struct nv50_pc *pc,
emit_pow(pc, brdc, src[0][0], src[1][0]);
break;
case TGSI_OPCODE_RCP:
- emit_flop(pc, 0, brdc, src[0][0]);
+ emit_flop(pc, NV50_FLOP_RCP, brdc, src[0][0]);
break;
case TGSI_OPCODE_RET:
- if (pc->p->type == PIPE_SHADER_FRAGMENT)
+ if (pc->p->type == PIPE_SHADER_FRAGMENT && !pc->in_subroutine)
nv50_fp_move_results(pc);
emit_ret(pc, -1, 0);
break;
case TGSI_OPCODE_RSQ:
- emit_flop(pc, 2, brdc, src[0][0]);
+ src[0][0]->mod |= NV50_MOD_ABS;
+ emit_flop(pc, NV50_FLOP_RSQ, brdc, src[0][0]);
break;
case TGSI_OPCODE_SCS:
temp = temp_temp(pc);
if (mask & 3)
emit_precossin(pc, temp, src[0][0]);
if (mask & (1 << 0))
- emit_flop(pc, 5, dst[0], temp);
+ emit_flop(pc, NV50_FLOP_COS, dst[0], temp);
if (mask & (1 << 1))
- emit_flop(pc, 4, dst[1], temp);
+ emit_flop(pc, NV50_FLOP_SIN, dst[1], temp);
if (mask & (1 << 2))
emit_mov_immdval(pc, dst[2], 0.0);
if (mask & (1 << 3))
@@ -2439,14 +2562,14 @@ nv50_program_tx_insn(struct nv50_pc *pc,
case TGSI_OPCODE_SIN:
if (mask & 8) {
emit_precossin(pc, temp, src[0][3]);
- emit_flop(pc, 4, dst[3], temp);
+ emit_flop(pc, NV50_FLOP_SIN, dst[3], temp);
if (!(mask &= 7))
break;
if (temp == dst[3])
temp = brdc = temp_temp(pc);
}
emit_precossin(pc, temp, src[0][0]);
- emit_flop(pc, 4, brdc, temp);
+ emit_flop(pc, NV50_FLOP_SIN, brdc, temp);
break;
case TGSI_OPCODE_SLT:
case TGSI_OPCODE_SGE:
@@ -2510,6 +2633,17 @@ nv50_program_tx_insn(struct nv50_pc *pc,
emit_mov_immdval(pc, dst[3], 1.0);
break;
case TGSI_OPCODE_END:
+ if (pc->p->type == PIPE_SHADER_FRAGMENT)
+ nv50_fp_move_results(pc);
+
+ /* last insn must be long so it can have the exit bit set */
+ if (!is_long(pc->p->exec_tail))
+ convert_to_long(pc, pc->p->exec_tail);
+ else
+ if (is_immd(pc->p->exec_tail) || is_join(pc->p->exec_tail))
+ emit_nop(pc);
+
+ pc->p->exec_tail->inst[1] |= 1; /* set exit bit */
break;
default:
NOUVEAU_ERR("invalid opcode %d\n", inst->Instruction.Opcode);
@@ -2554,10 +2688,16 @@ prep_inspect_insn(struct nv50_pc *pc, const struct tgsi_full_instruction *insn)
mask = dst->WriteMask;
if (dst->File == TGSI_FILE_TEMPORARY)
- reg = pc->temp;
+ reg = pc->temp;
else
- if (dst->File == TGSI_FILE_OUTPUT)
- reg = pc->result;
+ if (dst->File == TGSI_FILE_OUTPUT) {
+ reg = pc->result;
+
+ if (insn->Instruction.Opcode == TGSI_OPCODE_MOV &&
+ dst->Index == pc->edgeflag_out &&
+ insn->Src[0].Register.File == TGSI_FILE_INPUT)
+ pc->p->cfg.edgeflag_in = insn->Src[0].Register.Index;
+ }
if (reg) {
for (c = 0; c < 4; c++) {
@@ -2724,7 +2864,7 @@ nv50_tgsi_insn(struct nv50_pc *pc, const union tgsi_full_token *tok)
}
pc->r_brdc = NULL;
- if (!deqs)
+ if (!deqs || (!rdep[0] && !rdep[1] && !rdep[2] && !rdep[3]))
return nv50_program_tx_insn(pc, &insn);
deqs = nv50_revdep_reorder(m, rdep);
@@ -2775,7 +2915,7 @@ load_interpolant(struct nv50_pc *pc, struct nv50_reg *reg)
iv->rhw = popcnt4(pc->p->cfg.regs[1] >> 24) - 1;
emit_interp(pc, iv, NULL, mode & INTERP_CENTROID);
- emit_flop(pc, 0, iv, iv);
+ emit_flop(pc, NV50_FLOP_RCP, iv, iv);
/* XXX: when loading interpolants dynamically, move these
* to the program head, or make sure it can't be skipped.
@@ -2856,6 +2996,9 @@ nv50_program_tx_prep(struct nv50_pc *pc)
if (p->cfg.io_nr > first)
p->cfg.io_nr = first;
break;
+ case TGSI_SEMANTIC_EDGEFLAG:
+ pc->edgeflag_out = first;
+ break;
/*
case TGSI_SEMANTIC_CLIP_DISTANCE:
p->cfg.clpd = MIN2(p->cfg.clpd, first);
@@ -3104,6 +3247,8 @@ ctor_nv50_pc(struct nv50_pc *pc, struct nv50_program *p)
p->cfg.two_side[0].hw = 0x40;
p->cfg.two_side[1].hw = 0x40;
+ p->cfg.edgeflag_in = pc->edgeflag_out = 0xff;
+
switch (p->type) {
case PIPE_SHADER_VERTEX:
p->cfg.psiz = 0x40;
@@ -3192,16 +3337,6 @@ nv50_program_fixup_insns(struct nv50_pc *pc)
if (e->param.index >= 0 && !e->param.mask)
bra_list[n++] = e;
- /* last instruction must be long so it can have the exit bit set */
- if (!is_long(pc->p->exec_tail))
- convert_to_long(pc, pc->p->exec_tail);
- /* set exit bit */
- pc->p->exec_tail->inst[1] |= 1;
-
- /* !immd on exit insn simultaneously means !join */
- assert(!is_immd(pc->p->exec_head));
- assert(!is_immd(pc->p->exec_tail));
-
/* Make sure we don't have any single 32 bit instructions. */
for (e = pc->p->exec_head, pos = 0; e; e = e->next) {
pos += is_long(e) ? 2 : 1;
@@ -3210,12 +3345,24 @@ nv50_program_fixup_insns(struct nv50_pc *pc)
for (i = 0; i < n; ++i)
if (bra_list[i]->param.index >= pos)
bra_list[i]->param.index += 1;
+ for (i = 0; i < pc->insn_nr; ++i)
+ if (pc->insn_pos[i] >= pos)
+ pc->insn_pos[i] += 1;
convert_to_long(pc, e);
++pos;
}
}
FREE(bra_list);
+
+ if (!pc->p->info.opcode_count[TGSI_OPCODE_CAL])
+ return;
+
+ /* fill in CALL offsets */
+ for (e = pc->p->exec_head; e; e = e->next) {
+ if ((e->inst[0] & 2) && (e->inst[0] >> 28) == 0x2)
+ e->param.index = pc->insn_pos[e->param.index];
+ }
}
static boolean
@@ -3237,19 +3384,20 @@ nv50_program_tx(struct nv50_program *p)
if (ret == FALSE)
goto out_cleanup;
+ pc->insn_pos = MALLOC(pc->insn_nr * sizeof(unsigned));
+
tgsi_parse_init(&parse, pc->p->pipe.tokens);
while (!tgsi_parse_end_of_tokens(&parse)) {
const union tgsi_full_token *tok = &parse.FullToken;
- /* don't allow half insn/immd on first and last instruction */
+ /* previously allow32 was FALSE for first & last instruction */
pc->allow32 = TRUE;
- if (pc->insn_cur == 0 || pc->insn_cur + 2 == pc->insn_nr)
- pc->allow32 = FALSE;
tgsi_parse_token(&parse);
switch (tok->Token.Type) {
case TGSI_TOKEN_TYPE_INSTRUCTION:
+ pc->insn_pos[pc->insn_cur] = pc->p->exec_size;
++pc->insn_cur;
ret = nv50_tgsi_insn(pc, tok);
if (ret == FALSE)
@@ -3260,9 +3408,6 @@ nv50_program_tx(struct nv50_program *p)
}
}
- if (pc->p->type == PIPE_SHADER_FRAGMENT)
- nv50_fp_move_results(pc);
-
nv50_program_fixup_insns(pc);
p->param_nr = pc->param_nr * 4;
@@ -3480,7 +3625,7 @@ nv50_fragprog_validate(struct nv50_context *nv50)
so_data (so, p->cfg.high_temp);
so_method(so, tesla, NV50TCL_FP_RESULT_COUNT, 1);
so_data (so, p->cfg.high_result);
- so_method(so, tesla, NV50TCL_FP_CTRL_UNK19A8, 1);
+ so_method(so, tesla, NV50TCL_FP_CONTROL, 1);
so_data (so, p->cfg.regs[2]);
so_method(so, tesla, NV50TCL_FP_CTRL_UNK196C, 1);
so_data (so, p->cfg.regs[3]);
@@ -3652,7 +3797,7 @@ nv50_linkage_validate(struct nv50_context *nv50)
so_method(so, tesla, NV50TCL_FP_INTERPOLANT_CTRL, 1);
so_data (so, reg[4]);
- so_method(so, tesla, 0x1540, 4);
+ so_method(so, tesla, NV50TCL_NOPERSPECTIVE_BITMAP(0), 4);
so_datap (so, lin, 4);
if (nv50->rasterizer->pipe.point_sprite) {
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-30 10:00:45 +0000