summaryrefslogtreecommitdiff
path: root/src/gallium/drivers/nv50/nv50_program.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/gallium/drivers/nv50/nv50_program.c')
-rw-r--r--src/gallium/drivers/nv50/nv50_program.c2037
1 files changed, 1516 insertions, 521 deletions
diff --git a/src/gallium/drivers/nv50/nv50_program.c b/src/gallium/drivers/nv50/nv50_program.c
index 576d075318..53f9f0adf3 100644
--- a/src/gallium/drivers/nv50/nv50_program.c
+++ b/src/gallium/drivers/nv50/nv50_program.c
@@ -31,9 +31,12 @@
#include "nv50_context.h"
-#define NV50_SU_MAX_TEMP 64
+#define NV50_SU_MAX_TEMP 127
+#define NV50_SU_MAX_ADDR 4
//#define NV50_PROGRAM_DUMP
+/* $a5 and $a6 always seem to be 0, and using $a7 gives you noise */
+
/* ARL - gallium craps itself on progs/vp/arl.txt
*
* MSB - Like MAD, but MUL+SUB
@@ -79,26 +82,44 @@ struct nv50_reg {
P_ATTR,
P_RESULT,
P_CONST,
- P_IMMD
+ P_IMMD,
+ P_ADDR
} type;
int index;
int hw;
- int neg;
+ int mod;
int rhw; /* result hw for FP outputs, or interpolant index */
int acc; /* instruction where this reg is last read (first insn == 1) */
};
-/* arbitrary limits */
-#define MAX_IF_DEPTH 4
-#define MAX_LOOP_DEPTH 4
+#define NV50_MOD_NEG 1
+#define NV50_MOD_ABS 2
+#define NV50_MOD_NEG_ABS (NV50_MOD_NEG | NV50_MOD_ABS)
+#define NV50_MOD_SAT 4
+#define NV50_MOD_I32 8
+
+/* NV50_MOD_I32 is used to indicate integer mode for neg/abs */
+
+/* STACK: Conditionals and loops have to use the (per warp) stack.
+ * Stack entries consist of an entry type (divergent path, join at),
+ * a mask indicating the active threads of the warp, and an address.
+ * MPs can store 12 stack entries internally, if we need more (and
+ * we probably do), we have to create a stack buffer in VRAM.
+ */
+/* impose low limits for now */
+#define NV50_MAX_COND_NESTING 4
+#define NV50_MAX_LOOP_NESTING 3
+
+#define JOIN_ON(e) e; pc->p->exec_tail->inst[1] |= 2
struct nv50_pc {
struct nv50_program *p;
/* hw resources */
struct nv50_reg *r_temp[NV50_SU_MAX_TEMP];
+ struct nv50_reg r_addr[NV50_SU_MAX_ADDR];
/* tgsi resources */
struct nv50_reg *temp;
@@ -110,8 +131,11 @@ struct nv50_pc {
struct nv50_reg *param;
int param_nr;
struct nv50_reg *immd;
- float *immd_buf;
+ uint32_t *immd_buf;
int immd_nr;
+ struct nv50_reg **addr;
+ int addr_nr;
+ uint8_t addr_alloc; /* set bit indicates used for TGSI_FILE_ADDRESS */
struct nv50_reg *temp_temp[16];
unsigned temp_temp_nr;
@@ -120,23 +144,30 @@ struct nv50_pc {
struct nv50_reg *r_brdc;
struct nv50_reg *r_dst[4];
+ struct nv50_reg reg_instances[16];
+ unsigned reg_instance_nr;
+
unsigned interp_mode[32];
/* perspective interpolation registers */
struct nv50_reg *iv_p;
struct nv50_reg *iv_c;
- struct nv50_program_exec *if_cond;
- struct nv50_program_exec *if_insn[MAX_IF_DEPTH];
- struct nv50_program_exec *br_join[MAX_IF_DEPTH];
- struct nv50_program_exec *br_loop[MAX_LOOP_DEPTH]; /* for BRK branch */
+ struct nv50_program_exec *if_insn[NV50_MAX_COND_NESTING];
+ struct nv50_program_exec *if_join[NV50_MAX_COND_NESTING];
+ struct nv50_program_exec *loop_brka[NV50_MAX_LOOP_NESTING];
int if_lvl, loop_lvl;
- unsigned loop_pos[MAX_LOOP_DEPTH];
+ 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;
+
+ uint8_t edgeflag_out;
};
static INLINE void
@@ -145,7 +176,7 @@ ctor_reg(struct nv50_reg *reg, unsigned type, int index, int hw)
reg->type = type;
reg->index = index;
reg->hw = hw;
- reg->neg = 0;
+ reg->mod = 0;
reg->rhw = -1;
reg->acc = 0;
}
@@ -159,6 +190,16 @@ popcnt4(uint32_t val)
}
static void
+terminate_mbb(struct nv50_pc *pc)
+{
+ int i;
+
+ /* remove records of temporary address register values */
+ for (i = 0; i < NV50_SU_MAX_ADDR; ++i)
+ pc->r_addr[i].rhw = -1;
+}
+
+static void
alloc_reg(struct nv50_pc *pc, struct nv50_reg *reg)
{
int i = 0;
@@ -207,6 +248,21 @@ 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".
@@ -233,22 +289,6 @@ 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)
@@ -320,25 +360,34 @@ static void
kill_temp_temp(struct nv50_pc *pc)
{
int i;
-
+
for (i = 0; i < pc->temp_temp_nr; i++)
free_temp(pc, pc->temp_temp[i]);
pc->temp_temp_nr = 0;
}
static int
-ctor_immd(struct nv50_pc *pc, float x, float y, float z, float w)
+ctor_immd_4u32(struct nv50_pc *pc,
+ uint32_t x, uint32_t y, uint32_t z, uint32_t w)
{
- pc->immd_buf = REALLOC(pc->immd_buf, (pc->immd_nr * 4 * sizeof(float)),
- (pc->immd_nr + 1) * 4 * sizeof(float));
+ unsigned size = pc->immd_nr * 4 * sizeof(uint32_t);
+
+ pc->immd_buf = REALLOC(pc->immd_buf, size, size + 4 * sizeof(uint32_t));
+
pc->immd_buf[(pc->immd_nr * 4) + 0] = x;
pc->immd_buf[(pc->immd_nr * 4) + 1] = y;
pc->immd_buf[(pc->immd_nr * 4) + 2] = z;
pc->immd_buf[(pc->immd_nr * 4) + 3] = w;
-
+
return pc->immd_nr++;
}
+static INLINE int
+ctor_immd_4f32(struct nv50_pc *pc, float x, float y, float z, float w)
+{
+ return ctor_immd_4u32(pc, fui(x), fui(y), fui(z), fui(w));
+}
+
static struct nv50_reg *
alloc_immd(struct nv50_pc *pc, float f)
{
@@ -346,11 +395,11 @@ alloc_immd(struct nv50_pc *pc, float f)
unsigned hw;
for (hw = 0; hw < pc->immd_nr * 4; hw++)
- if (pc->immd_buf[hw] == f)
+ if (pc->immd_buf[hw] == fui(f))
break;
if (hw == pc->immd_nr * 4)
- hw = ctor_immd(pc, f, -f, 0.5 * f, 0) * 4;
+ hw = ctor_immd_4f32(pc, f, -f, 0.5 * f, 0) * 4;
ctor_reg(r, P_IMMD, -1, hw);
return r;
@@ -396,10 +445,19 @@ 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);
@@ -434,29 +492,119 @@ set_dst(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_program_exec *e)
}
alloc_reg(pc, dst);
+ if (dst->hw > 63)
+ set_long(pc, e);
e->inst[0] |= (dst->hw << 2);
}
static INLINE void
set_immd(struct nv50_pc *pc, struct nv50_reg *imm, struct nv50_program_exec *e)
{
- float f = pc->immd_buf[imm->hw];
- unsigned val = fui(imm->neg ? -f : f);
-
set_long(pc, e);
- /*XXX: can't be predicated - bits overlap.. catch cases where both
- * are required and avoid them. */
+ /* XXX: can't be predicated - bits overlap; cases where both
+ * are required should be avoided by using pc->allow32 */
set_pred(pc, 0, 0, e);
set_pred_wr(pc, 0, 0, e);
e->inst[1] |= 0x00000002 | 0x00000001;
- e->inst[0] |= (val & 0x3f) << 16;
- e->inst[1] |= (val >> 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
+set_addr(struct nv50_program_exec *e, struct nv50_reg *a)
+{
+ assert(!(e->inst[0] & 0x0c000000));
+ assert(!(e->inst[1] & 0x00000004));
+
+ e->inst[0] |= (a->hw & 3) << 26;
+ e->inst[1] |= (a->hw >> 2) << 2;
+}
+
+static void
+emit_add_addr_imm(struct nv50_pc *pc, struct nv50_reg *dst,
+ struct nv50_reg *src0, uint16_t src1_val)
+{
+ struct nv50_program_exec *e = exec(pc);
+
+ e->inst[0] = 0xd0000000 | (src1_val << 9);
+ e->inst[1] = 0x20000000;
+ set_long(pc, e);
+ e->inst[0] |= dst->hw << 2;
+ if (src0) /* otherwise will add to $a0, which is always 0 */
+ set_addr(e, src0);
+
+ emit(pc, e);
+}
+
+static struct nv50_reg *
+alloc_addr(struct nv50_pc *pc, struct nv50_reg *ref)
+{
+ struct nv50_reg *a_tgsi = NULL, *a = NULL;
+ int i;
+ uint8_t avail = ~pc->addr_alloc;
+
+ if (!ref) {
+ /* allocate for TGSI_FILE_ADDRESS */
+ while (avail) {
+ i = ffs(avail) - 1;
+
+ if (pc->r_addr[i].rhw < 0 ||
+ pc->r_addr[i].acc != pc->insn_cur) {
+ pc->addr_alloc |= (1 << i);
+
+ pc->r_addr[i].rhw = -1;
+ pc->r_addr[i].index = i;
+ return &pc->r_addr[i];
+ }
+ avail &= ~(1 << i);
+ }
+ assert(0);
+ return NULL;
+ }
+
+ /* Allocate and set an address reg so we can access 'ref'.
+ *
+ * If and r_addr->index will be -1 or the hw index the value
+ * value in rhw is relative to. If rhw < 0, the reg has not
+ * been initialized or is in use for TGSI_FILE_ADDRESS.
+ */
+ while (avail) { /* only consider regs that are not TGSI */
+ i = ffs(avail) - 1;
+ avail &= ~(1 << i);
+
+ if ((!a || a->rhw >= 0) && pc->r_addr[i].rhw < 0) {
+ /* prefer an usused reg with low hw index */
+ a = &pc->r_addr[i];
+ continue;
+ }
+ if (!a && pc->r_addr[i].acc != pc->insn_cur)
+ a = &pc->r_addr[i];
+
+ if (ref->hw - pc->r_addr[i].rhw >= 128)
+ continue;
+
+ if ((ref->acc >= 0 && pc->r_addr[i].index < 0) ||
+ (ref->acc < 0 && pc->r_addr[i].index == ref->index)) {
+ pc->r_addr[i].acc = pc->insn_cur;
+ return &pc->r_addr[i];
+ }
+ }
+ assert(a);
+
+ if (ref->acc < 0)
+ a_tgsi = pc->addr[ref->index];
+
+ emit_add_addr_imm(pc, a, a_tgsi, (ref->hw & ~0x7f) * 4);
+
+ a->rhw = ref->hw & ~0x7f;
+ a->acc = pc->insn_cur;
+ a->index = a_tgsi ? ref->index : -1;
+ return a;
+}
#define INTERP_LINEAR 0
-#define INTERP_FLAT 1
+#define INTERP_FLAT 1
#define INTERP_PERSPECTIVE 2
#define INTERP_CENTROID 4
@@ -494,23 +642,34 @@ set_data(struct nv50_pc *pc, struct nv50_reg *src, unsigned m, unsigned s,
{
set_long(pc, e);
- e->param.index = src->hw;
+ e->param.index = src->hw & 127;
e->param.shift = s;
e->param.mask = m << (s % 32);
+ if (src->hw > 127)
+ set_addr(e, alloc_addr(pc, src));
+ else
+ if (src->acc < 0) {
+ assert(src->type == P_CONST);
+ set_addr(e, pc->addr[src->index]);
+ }
+
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)
{
struct nv50_program_exec *e = exec(pc);
- e->inst[0] |= 0x10000000;
+ e->inst[0] = 0x10000000;
+ if (!pc->allow32)
+ set_long(pc, e);
set_dst(pc, dst, e);
- if (pc->allow32 && dst->type != P_RESULT && src->type == P_IMMD) {
+ if (!is_long(e) && src->type == P_IMMD) {
set_immd(pc, src, e);
/*XXX: 32-bit, but steals part of "half" reg space - need to
* catch and handle this case if/when we do half-regs
@@ -519,7 +678,7 @@ emit_mov(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_reg *src)
if (src->type == P_IMMD || src->type == P_CONST) {
set_long(pc, e);
set_data(pc, src, 0x7f, 9, e);
- e->inst[1] |= 0x20000000; /* src0 const? */
+ e->inst[1] |= 0x20000000; /* mov from c[] */
} else {
if (src->type == P_ATTR) {
set_long(pc, e);
@@ -527,14 +686,16 @@ emit_mov(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_reg *src)
}
alloc_reg(pc, src);
+ if (src->hw > 63)
+ set_long(pc, e);
e->inst[0] |= (src->hw << 9);
}
if (is_long(e) && !is_immd(e)) {
e->inst[1] |= 0x04000000; /* 32-bit */
- e->inst[1] |= 0x0000c000; /* "subsubop" 0x3 */
+ e->inst[1] |= 0x0000c000; /* 32-bit c[] load / lane mask 0:1 */
if (!(e->inst[1] & 0x20000000))
- e->inst[1] |= 0x00030000; /* "subsubop" 0xf */
+ e->inst[1] |= 0x00030000; /* lane mask 2:3 */
} else
e->inst[0] |= 0x00008000;
@@ -549,6 +710,45 @@ 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)
+{
+ struct nv50_program_exec *e = exec(pc);
+
+ e->inst[0] = 0xf0000000;
+ set_long(pc, e);
+ e->inst[1] = 0xe0000000;
+ emit(pc, e);
+}
+
static boolean
check_swap_src_0_1(struct nv50_pc *pc,
struct nv50_reg **s0, struct nv50_reg **s1)
@@ -586,6 +786,8 @@ set_src_0_restricted(struct nv50_pc *pc, struct nv50_reg *src,
}
alloc_reg(pc, src);
+ if (src->hw > 63)
+ set_long(pc, e);
e->inst[0] |= (src->hw << 9);
}
@@ -604,6 +806,8 @@ set_src_0(struct nv50_pc *pc, struct nv50_reg *src, struct nv50_program_exec *e)
}
alloc_reg(pc, src);
+ if (src->hw > 63)
+ set_long(pc, e);
e->inst[0] |= (src->hw << 9);
}
@@ -630,7 +834,9 @@ set_src_1(struct nv50_pc *pc, struct nv50_reg *src, struct nv50_program_exec *e)
}
alloc_reg(pc, src);
- e->inst[0] |= (src->hw << 16);
+ if (src->hw > 63)
+ set_long(pc, e);
+ e->inst[0] |= ((src->hw & 127) << 16);
}
static void
@@ -658,7 +864,34 @@ set_src_2(struct nv50_pc *pc, struct nv50_reg *src, struct nv50_program_exec *e)
}
alloc_reg(pc, src);
- e->inst[1] |= (src->hw << 14);
+ e->inst[1] |= ((src->hw & 127) << 14);
+}
+
+static void
+emit_mov_from_pred(struct nv50_pc *pc, struct nv50_reg *dst, int pred)
+{
+ struct nv50_program_exec *e = exec(pc);
+
+ assert(dst->type == P_TEMP);
+ e->inst[1] = 0x20000000 | (pred << 12);
+ set_long(pc, e);
+ set_dst(pc, dst, e);
+
+ emit(pc, e);
+}
+
+static void
+emit_mov_to_pred(struct nv50_pc *pc, int pred, struct nv50_reg *src)
+{
+ struct nv50_program_exec *e = exec(pc);
+
+ e->inst[0] = 0x000001fc;
+ e->inst[1] = 0xa0000008;
+ set_long(pc, e);
+ set_pred_wr(pc, 1, pred, e);
+ set_src_0_restricted(pc, src, e);
+
+ emit(pc, e);
}
static void
@@ -676,12 +909,12 @@ 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->neg)
+ if (src0->mod ^ src1->mod)
e->inst[0] |= 0x00008000;
set_immd(pc, src1, e);
} else {
set_src_1(pc, src1, e);
- if (src0->neg ^ src1->neg) {
+ if ((src0->mod ^ src1->mod) & NV50_MOD_NEG) {
if (is_long(e))
e->inst[1] |= 0x08000000;
else
@@ -698,13 +931,15 @@ emit_add(struct nv50_pc *pc, struct nv50_reg *dst,
{
struct nv50_program_exec *e = exec(pc);
- e->inst[0] |= 0xb0000000;
+ e->inst[0] = 0xb0000000;
+ alloc_reg(pc, src1);
check_swap_src_0_1(pc, &src0, &src1);
- if (!pc->allow32 || src0->neg || src1->neg) {
+ if (!pc->allow32 || (src0->mod | src1->mod) || src1->hw > 63) {
set_long(pc, e);
- e->inst[1] |= (src0->neg << 26) | (src1->neg << 27);
+ e->inst[1] |= ((src0->mod & NV50_MOD_NEG) << 26) |
+ ((src1->mod & NV50_MOD_NEG) << 27);
}
set_dst(pc, dst, e);
@@ -721,20 +956,48 @@ emit_add(struct nv50_pc *pc, struct nv50_reg *dst,
}
static void
+emit_arl(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_reg *src,
+ uint8_t s)
+{
+ struct nv50_program_exec *e = exec(pc);
+
+ set_long(pc, e);
+ e->inst[1] |= 0xc0000000;
+
+ e->inst[0] |= dst->hw << 2;
+ e->inst[0] |= s << 16; /* shift left */
+ set_src_0_restricted(pc, src, e);
+
+ emit(pc, e);
+}
+
+#define NV50_MAX_F32 0x880
+#define NV50_MAX_S32 0x08c
+#define NV50_MAX_U32 0x084
+#define NV50_MIN_F32 0x8a0
+#define NV50_MIN_S32 0x0ac
+#define NV50_MIN_U32 0x0a4
+
+static void
emit_minmax(struct nv50_pc *pc, unsigned sub, struct nv50_reg *dst,
struct nv50_reg *src0, struct nv50_reg *src1)
{
struct nv50_program_exec *e = exec(pc);
set_long(pc, e);
- e->inst[0] |= 0xb0000000;
- e->inst[1] |= (sub << 29);
+ e->inst[0] |= 0x30000000 | ((sub & 0x800) << 20);
+ e->inst[1] |= (sub << 24);
check_swap_src_0_1(pc, &src0, &src1);
set_dst(pc, dst, e);
set_src_0(pc, src0, e);
set_src_1(pc, src1, e);
+ if (src0->mod & NV50_MOD_ABS)
+ e->inst[1] |= 0x00100000;
+ if (src1->mod & NV50_MOD_ABS)
+ e->inst[1] |= 0x00080000;
+
emit(pc, e);
}
@@ -742,9 +1005,76 @@ static INLINE void
emit_sub(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_reg *src0,
struct nv50_reg *src1)
{
- src1->neg ^= 1;
+ src1->mod ^= NV50_MOD_NEG;
emit_add(pc, dst, src0, src1);
- src1->neg ^= 1;
+ src1->mod ^= NV50_MOD_NEG;
+}
+
+static void
+emit_bitop2(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_reg *src0,
+ struct nv50_reg *src1, unsigned op)
+{
+ struct nv50_program_exec *e = exec(pc);
+
+ e->inst[0] = 0xd0000000;
+ set_long(pc, e);
+
+ check_swap_src_0_1(pc, &src0, &src1);
+ set_dst(pc, dst, e);
+ set_src_0(pc, src0, e);
+
+ if (op != TGSI_OPCODE_AND && op != TGSI_OPCODE_OR &&
+ 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)
+ e->inst[0] |= 0x0100;
+ else
+ if (op == TGSI_OPCODE_XOR)
+ e->inst[0] |= 0x8000;
+ } else {
+ set_src_1(pc, src1, e);
+ e->inst[1] |= 0x04000000; /* 32 bit */
+ if (op == TGSI_OPCODE_OR)
+ e->inst[1] |= 0x4000;
+ else
+ if (op == TGSI_OPCODE_XOR)
+ e->inst[1] |= 0x8000;
+ }
+
+ emit(pc, e);
+}
+
+static void
+emit_shift(struct nv50_pc *pc, struct nv50_reg *dst,
+ struct nv50_reg *src0, struct nv50_reg *src1, unsigned dir)
+{
+ struct nv50_program_exec *e = exec(pc);
+
+ e->inst[0] = 0x30000000;
+ e->inst[1] = 0xc4000000;
+
+ set_long(pc, e);
+ set_dst(pc, dst, e);
+ set_src_0(pc, src0, e);
+
+ if (src1->type == P_IMMD) {
+ e->inst[1] |= (1 << 20);
+ e->inst[0] |= (pc->immd_buf[src1->hw] & 0x7f) << 16;
+ } else
+ set_src_1(pc, src1, e);
+
+ if (dir != TGSI_OPCODE_SHL)
+ e->inst[1] |= (1 << 29);
+
+ if (dir == TGSI_OPCODE_ISHR)
+ e->inst[1] |= (1 << 27);
+
+ emit(pc, e);
}
static void
@@ -761,9 +1091,9 @@ emit_mad(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_reg *src0,
set_src_1(pc, src1, e);
set_src_2(pc, src2, e);
- if (src0->neg ^ src1->neg)
+ if ((src0->mod ^ src1->mod) & NV50_MOD_NEG)
e->inst[1] |= 0x04000000;
- if (src2->neg)
+ if (src2->mod & NV50_MOD_NEG)
e->inst[1] |= 0x08000000;
emit(pc, e);
@@ -773,11 +1103,19 @@ static INLINE void
emit_msb(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_reg *src0,
struct nv50_reg *src1, struct nv50_reg *src2)
{
- src2->neg ^= 1;
+ src2->mod ^= NV50_MOD_NEG;
emit_mad(pc, dst, src0, src1, src2);
- src2->neg ^= 1;
+ 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)
@@ -785,17 +1123,20 @@ 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);
}
@@ -812,6 +1153,11 @@ 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);
}
@@ -827,40 +1173,49 @@ 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);
}
-#define CVTOP_RN 0x01
-#define CVTOP_FLOOR 0x03
-#define CVTOP_CEIL 0x05
-#define CVTOP_TRUNC 0x07
-#define CVTOP_SAT 0x08
-#define CVTOP_ABS 0x10
-
-/* 0x04 == 32 bit */
-/* 0x40 == dst is float */
-/* 0x80 == src is float */
-#define CVT_F32_F32 0xc4
-#define CVT_F32_S32 0x44
-#define CVT_F32_U32 0x64
-#define CVT_S32_F32 0x8c
-#define CVT_S32_S32 0x0c
-#define CVT_NEG 0x20
-#define CVT_RI 0x08
+#define CVT_RN (0x00 << 16)
+#define CVT_FLOOR (0x02 << 16)
+#define CVT_CEIL (0x04 << 16)
+#define CVT_TRUNC (0x06 << 16)
+#define CVT_SAT (0x08 << 16)
+#define CVT_ABS (0x10 << 16)
+
+#define CVT_X32_X32 0x04004000
+#define CVT_X32_S32 0x04014000
+#define CVT_F32_F32 ((0xc0 << 24) | CVT_X32_X32)
+#define CVT_S32_F32 ((0x88 << 24) | CVT_X32_X32)
+#define CVT_U32_F32 ((0x80 << 24) | CVT_X32_X32)
+#define CVT_F32_S32 ((0x40 << 24) | CVT_X32_S32)
+#define CVT_F32_U32 ((0x40 << 24) | CVT_X32_X32)
+#define CVT_S32_S32 ((0x08 << 24) | CVT_X32_S32)
+#define CVT_S32_U32 ((0x08 << 24) | CVT_X32_X32)
+#define CVT_U32_S32 ((0x00 << 24) | CVT_X32_S32)
+
+#define CVT_NEG 0x20000000
+#define CVT_RI 0x08000000
static void
emit_cvt(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_reg *src,
- int wp, unsigned cvn, unsigned fmt)
+ int wp, uint32_t cvn)
{
struct nv50_program_exec *e;
e = exec(pc);
- set_long(pc, e);
- e->inst[0] |= 0xa0000000;
- e->inst[1] |= 0x00004000;
- e->inst[1] |= (cvn << 16);
- e->inst[1] |= (fmt << 24);
+ if (src->mod & NV50_MOD_NEG) cvn |= CVT_NEG;
+ if (src->mod & NV50_MOD_ABS) cvn |= CVT_ABS;
+
+ e->inst[0] = 0xa0000000;
+ e->inst[1] = cvn;
+ set_long(pc, e);
set_src_0(pc, src, e);
if (wp >= 0)
@@ -885,10 +1240,12 @@ emit_cvt(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_reg *src,
* 0x6 = GE
* 0x7 = set condition code ? (used before bra.lt/le/gt/ge)
* 0x8 = unordered bit (allows NaN)
+ *
+ * mode = 0x04 (u32), 0x0c (s32), 0x80 (f32)
*/
static void
emit_set(struct nv50_pc *pc, unsigned ccode, struct nv50_reg *dst, int wp,
- struct nv50_reg *src0, struct nv50_reg *src1)
+ struct nv50_reg *src0, struct nv50_reg *src1, uint8_t mode)
{
static const unsigned cc_swapped[8] = { 0, 4, 2, 6, 1, 5, 3, 7 };
@@ -903,16 +1260,10 @@ emit_set(struct nv50_pc *pc, unsigned ccode, struct nv50_reg *dst, int wp,
if (dst && dst->type != P_TEMP)
dst = alloc_temp(pc, NULL);
- /* set.u32 */
set_long(pc, e);
- e->inst[0] |= 0xb0000000;
+ e->inst[0] |= 0x30000000 | (mode << 24);
e->inst[1] |= 0x60000000 | (ccode << 14);
- /* XXX: decuda will disasm as .u16 and use .lo/.hi regs, but
- * that doesn't seem to match what the hw actually does
- e->inst[1] |= 0x04000000; << breaks things, u32 by default ?
- */
-
if (wp >= 0)
set_pred_wr(pc, 1, wp, e);
if (dst)
@@ -926,35 +1277,108 @@ emit_set(struct nv50_pc *pc, unsigned ccode, struct nv50_reg *dst, int wp,
set_src_1(pc, src1, e);
emit(pc, e);
- pc->if_cond = pc->p->exec_tail; /* record for OPCODE_IF */
- /* cvt.f32.u32/s32 (?) if we didn't only write the predicate */
- if (rdst)
- emit_cvt(pc, rdst, dst, -1, CVTOP_ABS | CVTOP_RN, CVT_F32_S32);
+ if (rdst && mode == 0x80) /* convert to float ? */
+ emit_cvt(pc, rdst, dst, -1, CVT_ABS | CVT_F32_S32);
if (rdst && rdst != dst)
free_temp(pc, dst);
}
-static INLINE unsigned
-map_tgsi_setop_cc(unsigned op)
+static INLINE void
+map_tgsi_setop_hw(unsigned op, uint8_t *cc, uint8_t *ty)
{
switch (op) {
- case TGSI_OPCODE_SLT: return 0x1;
- case TGSI_OPCODE_SGE: return 0x6;
- case TGSI_OPCODE_SEQ: return 0x2;
- case TGSI_OPCODE_SGT: return 0x4;
- case TGSI_OPCODE_SLE: return 0x3;
- case TGSI_OPCODE_SNE: return 0xd;
+ case TGSI_OPCODE_SLT: *cc = 0x1; *ty = 0x80; break;
+ case TGSI_OPCODE_SGE: *cc = 0x6; *ty = 0x80; break;
+ case TGSI_OPCODE_SEQ: *cc = 0x2; *ty = 0x80; break;
+ case TGSI_OPCODE_SGT: *cc = 0x4; *ty = 0x80; break;
+ case TGSI_OPCODE_SLE: *cc = 0x3; *ty = 0x80; break;
+ case TGSI_OPCODE_SNE: *cc = 0xd; *ty = 0x80; break;
+
+ case TGSI_OPCODE_ISLT: *cc = 0x1; *ty = 0x0c; break;
+ case TGSI_OPCODE_ISGE: *cc = 0x6; *ty = 0x0c; break;
+ case TGSI_OPCODE_USEQ: *cc = 0x2; *ty = 0x04; break;
+ case TGSI_OPCODE_USGE: *cc = 0x6; *ty = 0x04; break;
+ case TGSI_OPCODE_USLT: *cc = 0x1; *ty = 0x04; break;
+ case TGSI_OPCODE_USNE: *cc = 0x5; *ty = 0x04; break;
default:
assert(0);
- return 0;
+ return;
}
}
+static void
+emit_add_b32(struct nv50_pc *pc, struct nv50_reg *dst,
+ struct nv50_reg *src0, struct nv50_reg *rsrc1)
+{
+ struct nv50_program_exec *e = exec(pc);
+ struct nv50_reg *src1;
+
+ e->inst[0] = 0x20000000;
+
+ alloc_reg(pc, rsrc1);
+ check_swap_src_0_1(pc, &src0, &rsrc1);
+
+ src1 = rsrc1;
+ if (src0->mod & rsrc1->mod & NV50_MOD_NEG) {
+ src1 = alloc_temp(pc, NULL);
+ emit_cvt(pc, src1, rsrc1, -1, CVT_S32_S32);
+ }
+
+ if (!pc->allow32 || src1->hw > 63 ||
+ (src1->type != P_TEMP && src1->type != P_IMMD))
+ set_long(pc, e);
+
+ set_dst(pc, dst, e);
+ set_src_0(pc, src0, e);
+
+ if (is_long(e)) {
+ e->inst[1] |= 1 << 26;
+ set_src_2(pc, src1, e);
+ } else {
+ e->inst[0] |= 0x8000;
+ if (src1->type == P_IMMD)
+ set_immd(pc, src1, e);
+ else
+ set_src_1(pc, src1, e);
+ }
+
+ if (src0->mod & NV50_MOD_NEG)
+ e->inst[0] |= 1 << 28;
+ else
+ if (src1->mod & NV50_MOD_NEG)
+ e->inst[0] |= 1 << 22;
+
+ emit(pc, e);
+
+ if (src1 != rsrc1)
+ free_temp(pc, src1);
+}
+
+static void
+emit_sad(struct nv50_pc *pc, struct nv50_reg *dst,
+ struct nv50_reg *src0, struct nv50_reg *src1, struct nv50_reg *src2)
+{
+ struct nv50_program_exec *e = exec(pc);
+
+ e->inst[0] = 0x50000000;
+ set_dst(pc, dst, e);
+ set_src_0(pc, src0, e);
+ set_src_1(pc, src1, e);
+ alloc_reg(pc, src2);
+ if (is_long(e) || (src2->type != dst->type) || (src2->hw != dst->hw))
+ set_src_2(pc, src2, e);
+
+ if (is_long(e))
+ e->inst[1] |= 0x0c << 24;
+ else
+ e->inst[0] |= 0x81 << 8;
+}
+
static INLINE void
emit_flr(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_reg *src)
{
- emit_cvt(pc, dst, src, -1, CVTOP_FLOOR, CVT_F32_F32 | CVT_RI);
+ emit_cvt(pc, dst, src, -1, CVT_FLOOR | CVT_F32_F32 | CVT_RI);
}
static void
@@ -963,24 +1387,18 @@ 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);
}
static INLINE void
-emit_abs(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_reg *src)
-{
- emit_cvt(pc, dst, src, -1, CVTOP_ABS, CVT_F32_F32);
-}
-
-static INLINE void
emit_sat(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_reg *src)
{
- emit_cvt(pc, dst, src, -1, CVTOP_SAT, CVT_F32_F32);
+ emit_cvt(pc, dst, src, -1, CVT_SAT | CVT_F32_F32);
}
static void
@@ -998,18 +1416,18 @@ emit_lit(struct nv50_pc *pc, struct nv50_reg **dst, unsigned mask,
if (mask & (3 << 1)) {
tmp[0] = alloc_temp(pc, NULL);
- emit_minmax(pc, 4, tmp[0], src[0], zero);
+ emit_minmax(pc, NV50_MAX_F32, tmp[0], src[0], zero);
}
if (mask & (1 << 2)) {
set_pred_wr(pc, 1, 0, pc->p->exec_tail);
tmp[1] = temp_temp(pc);
- emit_minmax(pc, 4, tmp[1], src[1], zero);
+ emit_minmax(pc, NV50_MAX_F32, tmp[1], src[1], zero);
tmp[3] = temp_temp(pc);
- emit_minmax(pc, 4, tmp[3], src[3], neg128);
- emit_minmax(pc, 5, tmp[3], tmp[3], pos128);
+ emit_minmax(pc, NV50_MAX_F32, tmp[3], src[3], neg128);
+ emit_minmax(pc, NV50_MIN_F32, tmp[3], tmp[3], pos128);
emit_pow(pc, dst[2], tmp[1], tmp[3]);
emit_mov(pc, dst[2], zero);
@@ -1038,132 +1456,356 @@ emit_lit(struct nv50_pc *pc, struct nv50_reg **dst, unsigned mask,
}
static void
-emit_neg(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_reg *src)
+emit_kil(struct nv50_pc *pc, struct nv50_reg *src)
+{
+ struct nv50_program_exec *e;
+ const int r_pred = 1;
+
+ e = exec(pc);
+ e->inst[0] = 0x00000002; /* discard */
+ set_long(pc, e); /* sets cond code to ALWAYS */
+
+ if (src) {
+ set_pred(pc, 0x1 /* cc = LT */, r_pred, e);
+ /* write to predicate reg */
+ emit_cvt(pc, NULL, src, r_pred, CVT_F32_F32);
+ }
+
+ emit(pc, e);
+}
+
+static struct nv50_program_exec *
+emit_control_flow(struct nv50_pc *pc, unsigned op, int pred, unsigned cc)
{
struct nv50_program_exec *e = exec(pc);
+ e->inst[0] = (op << 28) | 2;
set_long(pc, e);
- e->inst[0] |= 0xa0000000; /* delta */
- e->inst[1] |= (7 << 29); /* delta */
- e->inst[1] |= 0x04000000; /* negate arg0? probably not */
- e->inst[1] |= (1 << 14); /* src .f32 */
- set_dst(pc, dst, e);
- set_src_0(pc, src, e);
+ if (pred >= 0)
+ set_pred(pc, cc, pred, e);
emit(pc, e);
+ return e;
+}
+
+static INLINE struct nv50_program_exec *
+emit_breakaddr(struct nv50_pc *pc)
+{
+ return emit_control_flow(pc, 0x4, -1, 0);
+}
+
+static INLINE void
+emit_break(struct nv50_pc *pc, int pred, unsigned cc)
+{
+ emit_control_flow(pc, 0x5, pred, cc);
+}
+
+static INLINE struct nv50_program_exec *
+emit_joinat(struct nv50_pc *pc)
+{
+ return emit_control_flow(pc, 0xa, -1, 0);
}
+static INLINE struct nv50_program_exec *
+emit_branch(struct nv50_pc *pc, int pred, unsigned cc)
+{
+ return emit_control_flow(pc, 0x1, pred, cc);
+}
+
+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 INLINE void
+emit_ret(struct nv50_pc *pc, int pred, unsigned cc)
+{
+ emit_control_flow(pc, 0x3, pred, cc);
+}
+
+#define QOP_ADD 0
+#define QOP_SUBR 1
+#define QOP_SUB 2
+#define QOP_MOV_SRC1 3
+
+/* For a quad of threads / top left, top right, bottom left, bottom right
+ * pixels, do a different operation, and take src0 from a specific thread.
+ */
static void
-emit_kil(struct nv50_pc *pc, struct nv50_reg *src)
+emit_quadop(struct nv50_pc *pc, struct nv50_reg *dst, int wp, int lane_src0,
+ struct nv50_reg *src0, struct nv50_reg *src1, ubyte qop)
{
- struct nv50_program_exec *e;
- const int r_pred = 1;
+ struct nv50_program_exec *e = exec(pc);
- /* Sets predicate reg ? */
- e = exec(pc);
- e->inst[0] = 0xa00001fd;
- e->inst[1] = 0xc4014788;
- set_src_0(pc, src, e);
- set_pred_wr(pc, 1, r_pred, e);
- if (src->neg)
- e->inst[1] |= 0x20000000;
- emit(pc, e);
+ e->inst[0] = 0xc0000000;
+ e->inst[1] = 0x80000000;
+ set_long(pc, e);
+ e->inst[0] |= lane_src0 << 16;
+ set_src_0(pc, src0, e);
+ set_src_2(pc, src1, e);
- /* This is probably KILP */
- e = exec(pc);
- e->inst[0] = 0x000001fe;
- set_long(pc, e);
- set_pred(pc, 1 /* LT? */, r_pred, e);
- emit(pc, e);
+ if (wp >= 0)
+ set_pred_wr(pc, 1, wp, e);
+
+ if (dst)
+ set_dst(pc, dst, e);
+ else {
+ e->inst[0] |= 0x000001fc;
+ e->inst[1] |= 0x00000008;
+ }
+
+ e->inst[0] |= (qop & 3) << 20;
+ e->inst[1] |= (qop >> 2) << 22;
+
+ emit(pc, e);
}
static void
-emit_tex(struct nv50_pc *pc, struct nv50_reg **dst, unsigned mask,
- struct nv50_reg **src, unsigned unit, unsigned type, boolean proj)
+load_cube_tex_coords(struct nv50_pc *pc, struct nv50_reg *t[4],
+ struct nv50_reg **src, unsigned arg, boolean proj)
{
- struct nv50_reg *temp, *t[4];
- struct nv50_program_exec *e;
+ int mod[3] = { src[0]->mod, src[1]->mod, src[2]->mod };
+
+ src[0]->mod |= NV50_MOD_ABS;
+ src[1]->mod |= NV50_MOD_ABS;
+ src[2]->mod |= NV50_MOD_ABS;
+
+ emit_minmax(pc, NV50_MAX_F32, t[2], src[0], src[1]);
+ emit_minmax(pc, NV50_MAX_F32, t[2], src[2], t[2]);
+
+ src[0]->mod = mod[0];
+ src[1]->mod = mod[1];
+ src[2]->mod = mod[2];
+
+ if (proj && 0 /* looks more correct without this */)
+ emit_mul(pc, t[2], t[2], src[3]);
+ else
+ if (arg == 4) /* there is no textureProj(samplerCubeShadow) */
+ emit_mov(pc, t[3], src[3]);
+
+ 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]);
+ emit_mul(pc, t[2], src[2], t[2]);
+}
+
+static void
+load_proj_tex_coords(struct nv50_pc *pc, struct nv50_reg *t[4],
+ struct nv50_reg **src, unsigned dim, unsigned arg)
+{
+ unsigned c, mode;
+
+ if (src[0]->type == P_TEMP && src[0]->rhw != -1) {
+ mode = pc->interp_mode[src[0]->index] | INTERP_PERSPECTIVE;
+
+ t[3]->rhw = src[3]->rhw;
+ emit_interp(pc, t[3], NULL, (mode & INTERP_CENTROID));
+ emit_flop(pc, NV50_FLOP_RCP, t[3], t[3]);
- unsigned c, mode, dim;
+ for (c = 0; c < dim; ++c) {
+ t[c]->rhw = src[c]->rhw;
+ emit_interp(pc, t[c], t[3], mode);
+ }
+ if (arg != dim) { /* depth reference value */
+ t[dim]->rhw = src[2]->rhw;
+ emit_interp(pc, t[dim], t[3], mode);
+ }
+ } else {
+ /* XXX: for some reason the blob sometimes uses MAD
+ * (mad f32 $rX $rY $rZ neg $r63)
+ */
+ 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 */
+ emit_mul(pc, t[dim], src[2], t[3]);
+ }
+}
+static INLINE void
+get_tex_dim(unsigned type, unsigned *dim, unsigned *arg)
+{
switch (type) {
case TGSI_TEXTURE_1D:
- dim = 1;
+ *arg = *dim = 1;
+ break;
+ case TGSI_TEXTURE_SHADOW1D:
+ *dim = 1;
+ *arg = 2;
break;
case TGSI_TEXTURE_UNKNOWN:
case TGSI_TEXTURE_2D:
- case TGSI_TEXTURE_SHADOW1D: /* XXX: x, z */
case TGSI_TEXTURE_RECT:
- dim = 2;
+ *arg = *dim = 2;
+ break;
+ case TGSI_TEXTURE_SHADOW2D:
+ case TGSI_TEXTURE_SHADOWRECT:
+ *dim = 2;
+ *arg = 3;
break;
case TGSI_TEXTURE_3D:
case TGSI_TEXTURE_CUBE:
- case TGSI_TEXTURE_SHADOW2D:
- case TGSI_TEXTURE_SHADOWRECT: /* XXX */
- dim = 3;
+ *dim = *arg = 3;
break;
default:
assert(0);
break;
}
+}
- /* some cards need t[0]'s hw index to be a multiple of 4 */
- alloc_temp4(pc, t, 0);
+/* We shouldn't execute TEXLOD if any of the pixels in a quad have
+ * different LOD values, so branch off groups of equal LOD.
+ */
+static void
+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 + 9 * 2;
- if (proj) {
- if (src[0]->type == P_TEMP && src[0]->rhw != -1) {
- mode = pc->interp_mode[src[0]->index];
+ if (pc->p->type != PIPE_SHADER_FRAGMENT) {
+ emit(pc, tex);
+ return;
+ }
+ pc->allow32 = FALSE;
- t[3]->rhw = src[3]->rhw;
- emit_interp(pc, t[3], NULL, (mode & INTERP_CENTROID));
- emit_flop(pc, 0, t[3], t[3]);
+ /* Subtract lod of each pixel from lod of top left pixel, jump
+ * texlod insn if result is 0, then repeat for 2 other pixels.
+ */
+ join_at = emit_joinat(pc);
+ emit_quadop(pc, NULL, 0, 0, tlod, tlod, 0x55);
+ emit_branch(pc, 0, 2)->param.index = target;
- for (c = 0; c < dim; c++) {
- t[c]->rhw = src[c]->rhw;
- emit_interp(pc, t[c], t[3],
- (mode | INTERP_PERSPECTIVE));
- }
- } else {
- emit_flop(pc, 0, t[3], src[3]);
- for (c = 0; c < dim; c++)
- emit_mul(pc, t[c], src[c], t[3]);
+ for (i = 1; i < 4; ++i) {
+ emit_quadop(pc, NULL, 0, i, tlod, tlod, 0x55);
+ emit_branch(pc, 0, 2)->param.index = target;
+ }
- /* XXX: for some reason the blob sometimes uses MAD:
- * emit_mad(pc, t[c], src[0][c], t[3], t[3])
- * pc->p->exec_tail->inst[1] |= 0x080fc000;
- */
- }
- } else {
- if (type == TGSI_TEXTURE_CUBE) {
- temp = temp_temp(pc);
- emit_minmax(pc, 4, temp, src[0], src[1]);
- emit_minmax(pc, 4, temp, temp, src[2]);
- emit_flop(pc, 0, temp, temp);
- for (c = 0; c < 3; c++)
- emit_mul(pc, t[c], src[c], temp);
- } else {
- for (c = 0; c < dim; c++)
- emit_mov(pc, t[c], src[c]);
+ emit_mov(pc, tlod, src); /* target */
+ emit(pc, tex); /* texlod */
+
+ join_at->param.index = target + 2 * 2;
+ JOIN_ON(emit_nop(pc)); /* join _after_ tex */
+}
+
+static void
+emit_texbias_sequence(struct nv50_pc *pc, struct nv50_reg *t[4], unsigned arg,
+ struct nv50_program_exec *tex)
+{
+ struct nv50_program_exec *e;
+ struct nv50_reg imm_1248, *t123[4][4], *r_bits = alloc_temp(pc, NULL);
+ int r_pred = 0;
+ unsigned n, c, i, cc[4] = { 0x0a, 0x13, 0x11, 0x10 };
+
+ pc->allow32 = FALSE;
+ ctor_reg(&imm_1248, P_IMMD, -1, ctor_immd_4u32(pc, 1, 2, 4, 8) * 4);
+
+ /* Subtract bias value of thread i from bias values of each thread,
+ * store result in r_pred, and set bit i in r_bits if result was 0.
+ */
+ assert(arg < 4);
+ for (i = 0; i < 4; ++i, ++imm_1248.hw) {
+ emit_quadop(pc, NULL, r_pred, i, t[arg], t[arg], 0x55);
+ emit_mov(pc, r_bits, &imm_1248);
+ set_pred(pc, 2, r_pred, pc->p->exec_tail);
+ }
+ emit_mov_to_pred(pc, r_pred, r_bits);
+
+ /* The lanes of a quad are now grouped by the bit in r_pred they have
+ * set. Put the input values for TEX into a new register set for each
+ * group and execute TEX only for a specific group.
+ * We cannot use the same register set for each group because we need
+ * the derivatives, which are implicitly calculated, to be correct.
+ */
+ for (i = 1; i < 4; ++i) {
+ alloc_temp4(pc, t123[i], 0);
+
+ for (c = 0; c <= arg; ++c)
+ emit_mov(pc, t123[i][c], t[c]);
+
+ *(e = exec(pc)) = *(tex);
+ e->inst[0] &= ~0x01fc;
+ set_dst(pc, t123[i][0], e);
+ set_pred(pc, cc[i], r_pred, e);
+ emit(pc, e);
+ }
+ /* finally TEX on the original regs (where we kept the input) */
+ set_pred(pc, cc[0], r_pred, tex);
+ emit(pc, tex);
+
+ /* put the 3 * n other results into regs for lane 0 */
+ n = popcnt4(((e->inst[0] >> 25) & 0x3) | ((e->inst[1] >> 12) & 0xc));
+ for (i = 1; i < 4; ++i) {
+ for (c = 0; c < n; ++c) {
+ emit_mov(pc, t[c], t123[i][c]);
+ set_pred(pc, cc[i], r_pred, pc->p->exec_tail);
}
+ free_temp4(pc, t123[i]);
}
+ emit_nop(pc);
+ free_temp(pc, r_bits);
+}
+
+static void
+emit_tex(struct nv50_pc *pc, struct nv50_reg **dst, unsigned mask,
+ struct nv50_reg **src, unsigned unit, unsigned type,
+ boolean proj, int bias_lod)
+{
+ struct nv50_reg *t[4];
+ struct nv50_program_exec *e;
+ unsigned c, dim, arg;
+
+ /* t[i] must be within a single 128 bit super-reg */
+ alloc_temp4(pc, t, 0);
+
e = exec(pc);
+ e->inst[0] = 0xf0000000;
set_long(pc, e);
- e->inst[0] |= 0xf0000000;
- e->inst[1] |= 0x00000004;
set_dst(pc, t[0], e);
- e->inst[0] |= (unit << 9);
- if (dim == 2)
- e->inst[0] |= 0x00400000;
- else
- if (dim == 3)
- e->inst[0] |= 0x00800000;
+ /* TIC and TSC binding indices (TSC is ignored as TSC_LINKED = TRUE): */
+ e->inst[0] |= (unit << 9) /* | (unit << 17) */;
+
+ /* live flag (don't set if TEX results affect input to another TEX): */
+ /* e->inst[0] |= 0x00000004; */
+
+ get_tex_dim(type, &dim, &arg);
+
+ if (type == TGSI_TEXTURE_CUBE) {
+ e->inst[0] |= 0x08000000;
+ load_cube_tex_coords(pc, t, src, arg, proj);
+ } else
+ if (proj)
+ load_proj_tex_coords(pc, t, src, dim, arg);
+ else {
+ for (c = 0; c < dim; c++)
+ emit_mov(pc, t[c], src[c]);
+ if (arg != dim) /* depth reference value (always src.z here) */
+ emit_mov(pc, t[dim], src[2]);
+ }
e->inst[0] |= (mask & 0x3) << 25;
e->inst[1] |= (mask & 0xc) << 12;
- emit(pc, e);
+ if (!bias_lod) {
+ e->inst[0] |= (arg - 1) << 22;
+ 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]);
+ emit_texbias_sequence(pc, t, arg, e);
+ } else {
+ e->inst[0] |= arg << 22;
+ e->inst[1] |= 0x40000000; /* texlod */
+ emit_mov(pc, t[arg], src[3]);
+ emit_texlod_sequence(pc, t[arg], src[3], e);
+ }
#if 1
c = 0;
@@ -1187,34 +1829,36 @@ emit_tex(struct nv50_pc *pc, struct nv50_reg **dst, unsigned mask,
}
static void
-emit_branch(struct nv50_pc *pc, int pred, unsigned cc,
- struct nv50_program_exec **join)
+emit_ddx(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_reg *src)
{
struct nv50_program_exec *e = exec(pc);
- if (join) {
- set_long(pc, e);
- e->inst[0] |= 0xa0000002;
- emit(pc, e);
- *join = e;
- e = exec(pc);
- }
+ assert(src->type == P_TEMP);
+ e->inst[0] = (src->mod & NV50_MOD_NEG) ? 0xc0240000 : 0xc0140000;
+ e->inst[1] = (src->mod & NV50_MOD_NEG) ? 0x86400000 : 0x89800000;
set_long(pc, e);
- e->inst[0] |= 0x10000002;
- if (pred >= 0)
- set_pred(pc, cc, pred, e);
+ set_dst(pc, dst, e);
+ set_src_0(pc, src, e);
+ set_src_2(pc, src, e);
+
emit(pc, e);
}
static void
-emit_nop(struct nv50_pc *pc)
+emit_ddy(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_reg *src)
{
struct nv50_program_exec *e = exec(pc);
- e->inst[0] = 0xf0000000;
+ assert(src->type == P_TEMP);
+
+ e->inst[0] = (src->mod & NV50_MOD_NEG) ? 0xc0250000 : 0xc0150000;
+ e->inst[1] = (src->mod & NV50_MOD_NEG) ? 0x85800000 : 0x8a400000;
set_long(pc, e);
- e->inst[1] = 0xe0000000;
+ set_dst(pc, dst, e);
+ set_src_0(pc, src, e);
+ set_src_2(pc, src, e);
+
emit(pc, e);
}
@@ -1231,6 +1875,17 @@ convert_to_long(struct nv50_pc *pc, struct nv50_program_exec *e)
q = 0x0403c000;
m = 0xffff7fff;
break;
+ case 0x2:
+ case 0x3:
+ /* ADD, SUB, SUBR b32 */
+ m = ~(0x8000 | (127 << 16));
+ q = ((e->inst[0] & (~m)) >> 2) | (1 << 26);
+ break;
+ case 0x5:
+ /* SAD */
+ m = ~(0x81 << 8);
+ q = 0x0c << 24;
+ break;
case 0x8:
/* INTERP (move centroid, perspective and flat bits) */
m = ~0x03000100;
@@ -1266,22 +1921,55 @@ convert_to_long(struct nv50_pc *pc, struct nv50_program_exec *e)
e->inst[1] |= q;
}
-static boolean
-negate_supported(const struct tgsi_full_instruction *insn, int i)
+/* Some operations support an optional negation flag. */
+static int
+get_supported_mods(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:
- return (i == 1) ? TRUE : 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 NV50_MOD_NEG;
+ case TGSI_OPCODE_MAX:
+ case TGSI_OPCODE_MIN:
+ case TGSI_OPCODE_INEG: /* tgsi src sign toggle/set would be stupid */
+ return NV50_MOD_ABS;
+ case TGSI_OPCODE_CEIL:
+ case TGSI_OPCODE_FLR:
+ case TGSI_OPCODE_TRUNC:
+ return NV50_MOD_NEG | NV50_MOD_ABS;
+ case TGSI_OPCODE_F2I:
+ case TGSI_OPCODE_F2U:
+ case TGSI_OPCODE_I2F:
+ case TGSI_OPCODE_U2F:
+ return NV50_MOD_NEG | NV50_MOD_ABS | NV50_MOD_I32;
+ case TGSI_OPCODE_UADD:
+ return NV50_MOD_NEG | NV50_MOD_I32;
+ case TGSI_OPCODE_SAD:
+ case TGSI_OPCODE_SHL:
+ case TGSI_OPCODE_IMAX:
+ case TGSI_OPCODE_IMIN:
+ case TGSI_OPCODE_ISHR:
+ case TGSI_OPCODE_UMAX:
+ case TGSI_OPCODE_UMIN:
+ case TGSI_OPCODE_USHR:
+ return NV50_MOD_I32;
default:
- return FALSE;
+ return 0;
}
}
@@ -1289,7 +1977,7 @@ negate_supported(const struct tgsi_full_instruction *insn, int i)
static unsigned
nv50_tgsi_src_mask(const struct tgsi_full_instruction *insn, int c)
{
- unsigned x, mask = insn->FullDstRegisters[0].DstRegister.WriteMask;
+ unsigned x, mask = insn->Dst[0].Register.WriteMask;
switch (insn->Instruction.Opcode) {
case TGSI_OPCODE_COS:
@@ -1304,30 +1992,40 @@ 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:
case TGSI_OPCODE_SCS:
return 0x1;
+ case TGSI_OPCODE_IF:
+ return 0x1;
case TGSI_OPCODE_LIT:
return 0xb;
case TGSI_OPCODE_TEX:
+ case TGSI_OPCODE_TXB:
+ case TGSI_OPCODE_TXL:
case TGSI_OPCODE_TXP:
{
- const struct tgsi_instruction_ext_texture *tex;
+ const struct tgsi_instruction_texture *tex;
- assert(insn->Instruction.Extended);
- tex = &insn->InstructionExtTexture;
+ assert(insn->Instruction.Texture);
+ tex = &insn->Texture;
mask = 0x7;
- if (insn->Instruction.Opcode == TGSI_OPCODE_TXP)
- mask |= 0x8;
+ if (insn->Instruction.Opcode != TGSI_OPCODE_TEX &&
+ insn->Instruction.Opcode != TGSI_OPCODE_TXD)
+ mask |= 0x8; /* bias, lod or proj */
switch (tex->Texture) {
case TGSI_TEXTURE_1D:
mask &= 0x9;
break;
+ case TGSI_TEXTURE_SHADOW1D:
+ mask &= 0x5;
+ break;
case TGSI_TEXTURE_2D:
mask &= 0xb;
break;
@@ -1352,11 +2050,21 @@ nv50_tgsi_src_mask(const struct tgsi_full_instruction *insn, int c)
static struct nv50_reg *
tgsi_dst(struct nv50_pc *pc, int c, const struct tgsi_full_dst_register *dst)
{
- switch (dst->DstRegister.File) {
+ switch (dst->Register.File) {
case TGSI_FILE_TEMPORARY:
- return &pc->temp[dst->DstRegister.Index * 4 + c];
+ return &pc->temp[dst->Register.Index * 4 + c];
case TGSI_FILE_OUTPUT:
- return &pc->result[dst->DstRegister.Index * 4 + c];
+ return &pc->result[dst->Register.Index * 4 + c];
+ case TGSI_FILE_ADDRESS:
+ {
+ struct nv50_reg *r = pc->addr[dst->Register.Index * 4 + c];
+ if (!r) {
+ r = alloc_addr(pc, NULL);
+ pc->addr[dst->Register.Index * 4 + c] = r;
+ }
+ assert(r);
+ return r;
+ }
case TGSI_FILE_NULL:
return NULL;
default:
@@ -1368,83 +2076,93 @@ tgsi_dst(struct nv50_pc *pc, int c, const struct tgsi_full_dst_register *dst)
static struct nv50_reg *
tgsi_src(struct nv50_pc *pc, int chan, const struct tgsi_full_src_register *src,
- boolean neg)
+ int mod)
{
struct nv50_reg *r = NULL;
- struct nv50_reg *temp;
- unsigned sgn, c;
+ struct nv50_reg *temp = NULL;
+ unsigned sgn, c, swz, cvn;
+
+ if (src->Register.File != TGSI_FILE_CONSTANT)
+ assert(!src->Register.Indirect);
sgn = tgsi_util_get_full_src_register_sign_mode(src, chan);
- c = tgsi_util_get_full_src_register_extswizzle(src, chan);
+ c = tgsi_util_get_full_src_register_swizzle(src, chan);
switch (c) {
- case TGSI_EXTSWIZZLE_X:
- case TGSI_EXTSWIZZLE_Y:
- case TGSI_EXTSWIZZLE_Z:
- case TGSI_EXTSWIZZLE_W:
- switch (src->SrcRegister.File) {
+ case TGSI_SWIZZLE_X:
+ case TGSI_SWIZZLE_Y:
+ case TGSI_SWIZZLE_Z:
+ case TGSI_SWIZZLE_W:
+ switch (src->Register.File) {
case TGSI_FILE_INPUT:
- r = &pc->attr[src->SrcRegister.Index * 4 + c];
+ r = &pc->attr[src->Register.Index * 4 + c];
break;
case TGSI_FILE_TEMPORARY:
- r = &pc->temp[src->SrcRegister.Index * 4 + c];
+ r = &pc->temp[src->Register.Index * 4 + c];
break;
case TGSI_FILE_CONSTANT:
- r = &pc->param[src->SrcRegister.Index * 4 + c];
+ if (!src->Register.Indirect) {
+ r = &pc->param[src->Register.Index * 4 + c];
+ break;
+ }
+ /* Indicate indirection by setting r->acc < 0 and
+ * use the index field to select the address reg.
+ */
+ r = reg_instance(pc, NULL);
+ swz = tgsi_util_get_src_register_swizzle(
+ &src->Indirect, 0);
+ ctor_reg(r, P_CONST,
+ src->Indirect.Index * 4 + swz,
+ src->Register.Index * 4 + c);
+ r->acc = -1;
break;
case TGSI_FILE_IMMEDIATE:
- r = &pc->immd[src->SrcRegister.Index * 4 + c];
+ r = &pc->immd[src->Register.Index * 4 + c];
break;
case TGSI_FILE_SAMPLER:
+ return NULL;
+ case TGSI_FILE_ADDRESS:
+ r = pc->addr[src->Register.Index * 4 + c];
+ assert(r);
break;
default:
assert(0);
break;
}
break;
- case TGSI_EXTSWIZZLE_ZERO:
- r = alloc_immd(pc, 0.0);
- return r;
- case TGSI_EXTSWIZZLE_ONE:
- if (sgn == TGSI_UTIL_SIGN_TOGGLE || sgn == TGSI_UTIL_SIGN_SET)
- return alloc_immd(pc, -1.0);
- return alloc_immd(pc, 1.0);
default:
assert(0);
break;
}
+ cvn = (mod & NV50_MOD_I32) ? CVT_S32_S32 : CVT_F32_F32;
+
switch (sgn) {
- case TGSI_UTIL_SIGN_KEEP:
- break;
case TGSI_UTIL_SIGN_CLEAR:
- temp = temp_temp(pc);
- emit_abs(pc, temp, r);
- r = temp;
- break;
- case TGSI_UTIL_SIGN_TOGGLE:
- if (neg)
- r->neg = 1;
- else {
- temp = temp_temp(pc);
- emit_neg(pc, temp, r);
- r = temp;
- }
+ r->mod = NV50_MOD_ABS;
break;
case TGSI_UTIL_SIGN_SET:
- temp = temp_temp(pc);
- emit_abs(pc, temp, r);
- if (neg)
- temp->neg = 1;
- else
- emit_neg(pc, temp, temp);
- r = temp;
+ r->mod = NV50_MOD_NEG_ABS;
+ break;
+ case TGSI_UTIL_SIGN_TOGGLE:
+ r->mod = NV50_MOD_NEG;
break;
default:
- assert(0);
+ assert(!r->mod && sgn == TGSI_UTIL_SIGN_KEEP);
break;
}
+ if ((r->mod & mod) != r->mod) {
+ temp = temp_temp(pc);
+ emit_cvt(pc, temp, r, -1, cvn);
+ r->mod = 0;
+ r = temp;
+ } else
+ r->mod |= mod & NV50_MOD_I32;
+
+ assert(r);
+ if (r->acc >= 0 && r != temp)
+ return reg_instance(pc, r); /* will clear r->mod */
return r;
}
@@ -1497,9 +2215,13 @@ 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:
+ case TGSI_OPCODE_TXB:
+ case TGSI_OPCODE_TXL:
case TGSI_OPCODE_TXP:
/* these take care of dangerous swizzles themselves */
return 0x0;
@@ -1535,34 +2257,51 @@ 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
*/
if (has_pred(pc->if_insn[lvl], 0xf))
return FALSE;
- assert(pc->if_insn[lvl] && pc->br_join[lvl]);
+ assert(pc->if_insn[lvl] && pc->if_join[lvl]);
- /* We'll use the exec allocated for JOIN_AT (as we can't easily
- * update prev's next); if exec_tail is BRK, update the pointer.
+ /* We'll use the exec allocated for JOIN_AT (we can't easily
+ * access nv50_program_exec's prev).
*/
- if (pc->loop_lvl && pc->br_loop[pc->loop_lvl - 1] == pc->p->exec_tail)
- pc->br_loop[pc->loop_lvl - 1] = pc->br_join[lvl];
-
pc->p->exec_size -= 4; /* remove JOIN_AT and BRA */
- *pc->br_join[lvl] = *pc->p->exec_tail;
+ *pc->if_join[lvl] = *pc->p->exec_tail;
FREE(pc->if_insn[lvl]);
FREE(pc->p->exec_tail);
- pc->p->exec_tail = pc->br_join[lvl];
+ pc->p->exec_tail = pc->if_join[lvl];
pc->p->exec_tail->next = NULL;
set_pred(pc, 0xd, 0, pc->p->exec_tail);
return TRUE;
}
+static void
+nv50_fp_move_results(struct nv50_pc *pc)
+{
+ struct nv50_reg reg;
+ unsigned i;
+
+ ctor_reg(&reg, P_TEMP, -1, -1);
+
+ for (i = 0; i < pc->result_nr * 4; ++i) {
+ if (pc->result[i].rhw < 0 || pc->result[i].hw < 0)
+ continue;
+ if (pc->result[i].rhw != pc->result[i].hw) {
+ reg.hw = pc->result[i].rhw;
+ emit_mov(pc, &reg, &pc->result[i]);
+ }
+ }
+}
+
static boolean
nv50_program_tx_insn(struct nv50_pc *pc,
const struct tgsi_full_instruction *inst)
@@ -1571,33 +2310,33 @@ nv50_program_tx_insn(struct nv50_pc *pc,
unsigned mask, sat, unit;
int i, c;
- mask = inst->FullDstRegisters[0].DstRegister.WriteMask;
+ mask = inst->Dst[0].Register.WriteMask;
sat = inst->Instruction.Saturate == TGSI_SAT_ZERO_ONE;
memset(src, 0, sizeof(src));
for (c = 0; c < 4; c++) {
if ((mask & (1 << c)) && !pc->r_dst[c])
- dst[c] = tgsi_dst(pc, c, &inst->FullDstRegisters[0]);
+ dst[c] = tgsi_dst(pc, c, &inst->Dst[0]);
else
dst[c] = pc->r_dst[c];
rdst[c] = dst[c];
}
for (i = 0; i < inst->Instruction.NumSrcRegs; i++) {
- const struct tgsi_full_src_register *fs = &inst->FullSrcRegisters[i];
+ const struct tgsi_full_src_register *fs = &inst->Src[i];
unsigned src_mask;
- boolean neg_supp;
+ int mod_supp;
src_mask = nv50_tgsi_src_mask(inst, i);
- neg_supp = negate_supported(inst, i);
+ mod_supp = get_supported_mods(inst, i);
- if (fs->SrcRegister.File == TGSI_FILE_SAMPLER)
- unit = fs->SrcRegister.Index;
+ if (fs->Register.File == TGSI_FILE_SAMPLER)
+ unit = fs->Register.Index;
for (c = 0; c < 4; c++)
if (src_mask & (1 << c))
- src[i][c] = tgsi_src(pc, c, fs, neg_supp);
+ src[i][c] = tgsi_src(pc, c, fs, mod_supp);
}
brdc = temp = pc->r_brdc;
@@ -1610,7 +2349,7 @@ nv50_program_tx_insn(struct nv50_pc *pc,
for (c = 0; c < 4; c++) {
if (!(mask & (1 << c)) || dst[c]->type == P_TEMP)
continue;
- rdst[c] = dst[c];
+ /* rdst[c] = dst[c]; */ /* done above */
dst[c] = temp_temp(pc);
}
}
@@ -1622,7 +2361,8 @@ nv50_program_tx_insn(struct nv50_pc *pc,
for (c = 0; c < 4; c++) {
if (!(mask & (1 << c)))
continue;
- emit_abs(pc, dst[c], src[0][c]);
+ emit_cvt(pc, dst[c], src[0][c], -1,
+ CVT_ABS | CVT_F32_F32);
}
break;
case TGSI_OPCODE_ADD:
@@ -1632,33 +2372,93 @@ nv50_program_tx_insn(struct nv50_pc *pc,
emit_add(pc, dst[c], src[0][c], src[1][c]);
}
break;
+ case TGSI_OPCODE_AND:
+ case TGSI_OPCODE_XOR:
+ case TGSI_OPCODE_OR:
+ for (c = 0; c < 4; c++) {
+ if (!(mask & (1 << c)))
+ continue;
+ emit_bitop2(pc, dst[c], src[0][c], src[1][c],
+ inst->Instruction.Opcode);
+ }
+ break;
+ case TGSI_OPCODE_ARL:
+ assert(src[0][0]);
+ temp = temp_temp(pc);
+ emit_cvt(pc, temp, src[0][0], -1, CVT_FLOOR | CVT_S32_F32);
+ emit_arl(pc, dst[0], temp, 4);
+ break;
case TGSI_OPCODE_BGNLOOP:
+ pc->loop_brka[pc->loop_lvl] = emit_breakaddr(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:
- emit_branch(pc, -1, 0, NULL);
assert(pc->loop_lvl > 0);
- pc->br_loop[pc->loop_lvl - 1] = pc->p->exec_tail;
+ 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)))
continue;
emit_cvt(pc, dst[c], src[0][c], -1,
- CVTOP_CEIL, CVT_F32_F32 | CVT_RI);
+ CVT_CEIL | CVT_F32_F32 | CVT_RI);
}
break;
+ case TGSI_OPCODE_CMP:
+ pc->allow32 = FALSE;
+ for (c = 0; c < 4; c++) {
+ if (!(mask & (1 << c)))
+ continue;
+ emit_cvt(pc, NULL, src[0][c], 1, CVT_F32_F32);
+ emit_mov(pc, dst[c], src[1][c]);
+ set_pred(pc, 0x1, 1, pc->p->exec_tail); /* @SF */
+ emit_mov(pc, dst[c], src[2][c]);
+ 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++) {
+ if (!(mask & (1 << c)))
+ continue;
+ emit_ddx(pc, dst[c], src[0][c]);
+ }
+ break;
+ case TGSI_OPCODE_DDY:
+ for (c = 0; c < 4; c++) {
+ if (!(mask & (1 << c)))
+ continue;
+ emit_ddy(pc, dst[c], src[0][c]);
+ }
break;
case TGSI_OPCODE_DP3:
emit_mul(pc, temp, src[0][0], src[1][0]);
@@ -1688,9 +2488,10 @@ nv50_program_tx_insn(struct nv50_pc *pc,
emit_mov_immdval(pc, dst[0], 1.0f);
break;
case TGSI_OPCODE_ELSE:
- emit_branch(pc, -1, 0, NULL);
+ emit_branch(pc, -1, 0);
pc->if_insn[--pc->if_lvl]->param.index = pc->p->exec_size;
pc->if_insn[pc->if_lvl++] = pc->p->exec_tail;
+ terminate_mbb(pc);
break;
case TGSI_OPCODE_ENDIF:
pc->if_insn[--pc->if_lvl]->param.index = pc->p->exec_size;
@@ -1699,24 +2500,72 @@ nv50_program_tx_insn(struct nv50_pc *pc,
if (nv50_kill_branch(pc) == TRUE)
break;
- if (pc->br_join[pc->if_lvl]) {
- pc->br_join[pc->if_lvl]->param.index = pc->p->exec_size;
- pc->br_join[pc->if_lvl] = NULL;
+ if (pc->if_join[pc->if_lvl]) {
+ pc->if_join[pc->if_lvl]->param.index = pc->p->exec_size;
+ pc->if_join[pc->if_lvl] = NULL;
}
+ terminate_mbb(pc);
/* emit a NOP as join point, we could set it on the next
* one, but would have to make sure it is long and !immd
*/
- emit_nop(pc);
- pc->p->exec_tail->inst[1] |= 2;
+ JOIN_ON(emit_nop(pc));
break;
case TGSI_OPCODE_ENDLOOP:
- emit_branch(pc, -1, 0, NULL);
- pc->p->exec_tail->param.index = pc->loop_pos[--pc->loop_lvl];
- pc->br_loop[pc->loop_lvl]->param.index = pc->p->exec_size;
+ emit_branch(pc, -1, 0)->param.index =
+ pc->loop_pos[--pc->loop_lvl];
+ 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_F2I:
+ for (c = 0; c < 4; c++) {
+ if (!(mask & (1 << c)))
+ continue;
+ emit_cvt(pc, dst[c], src[0][c], -1,
+ CVT_TRUNC | CVT_S32_F32);
+ }
+ break;
+ case TGSI_OPCODE_F2U:
+ for (c = 0; c < 4; c++) {
+ if (!(mask & (1 << c)))
+ continue;
+ emit_cvt(pc, dst[c], src[0][c], -1,
+ CVT_TRUNC | CVT_U32_F32);
+ }
break;
case TGSI_OPCODE_FLR:
for (c = 0; c < 4; c++) {
@@ -1734,24 +2583,85 @@ nv50_program_tx_insn(struct nv50_pc *pc,
emit_sub(pc, dst[c], src[0][c], temp);
}
break;
+ case TGSI_OPCODE_I2F:
+ for (c = 0; c < 4; c++) {
+ if (!(mask & (1 << c)))
+ continue;
+ emit_cvt(pc, dst[c], src[0][c], -1, CVT_F32_S32);
+ }
+ break;
case TGSI_OPCODE_IF:
- /* emitting a join_at may not be necessary */
- assert(pc->if_lvl < MAX_IF_DEPTH);
- set_pred_wr(pc, 1, 0, pc->if_cond);
- emit_branch(pc, 0, 2, &pc->br_join[pc->if_lvl]);
- pc->if_insn[pc->if_lvl++] = pc->p->exec_tail;
+ assert(pc->if_lvl < NV50_MAX_COND_NESTING);
+ emit_cvt(pc, NULL, src[0][0], 0, CVT_ABS | CVT_F32_F32);
+ pc->if_join[pc->if_lvl] = emit_joinat(pc);
+ pc->if_insn[pc->if_lvl++] = emit_branch(pc, 0, 2);;
+ terminate_mbb(pc);
+ break;
+ case TGSI_OPCODE_IMAX:
+ for (c = 0; c < 4; c++) {
+ if (!(mask & (1 << c)))
+ continue;
+ emit_minmax(pc, 0x08c, dst[c], src[0][c], src[1][c]);
+ }
+ break;
+ case TGSI_OPCODE_IMIN:
+ for (c = 0; c < 4; c++) {
+ if (!(mask & (1 << c)))
+ continue;
+ emit_minmax(pc, 0x0ac, dst[c], src[0][c], src[1][c]);
+ }
+ break;
+ case TGSI_OPCODE_INEG:
+ for (c = 0; c < 4; c++) {
+ if (!(mask & (1 << c)))
+ continue;
+ emit_cvt(pc, dst[c], src[0][c], -1,
+ CVT_S32_S32 | CVT_NEG);
+ }
break;
case TGSI_OPCODE_KIL:
+ assert(src[0][0] && src[0][1] && src[0][2] && src[0][3]);
emit_kil(pc, src[0][0]);
emit_kil(pc, src[0][1]);
emit_kil(pc, src[0][2]);
emit_kil(pc, src[0][3]);
break;
+ case TGSI_OPCODE_KILP:
+ emit_kil(pc, NULL);
+ break;
case TGSI_OPCODE_LIT:
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_cvt(pc, t[0], src[0][0], -1, CVT_ABS | CVT_F32_F32);
+ 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);
@@ -1773,18 +2683,17 @@ nv50_program_tx_insn(struct nv50_pc *pc,
for (c = 0; c < 4; c++) {
if (!(mask & (1 << c)))
continue;
- emit_minmax(pc, 4, dst[c], src[0][c], src[1][c]);
+ emit_minmax(pc, 0x880, dst[c], src[0][c], src[1][c]);
}
break;
case TGSI_OPCODE_MIN:
for (c = 0; c < 4; c++) {
if (!(mask & (1 << c)))
continue;
- emit_minmax(pc, 5, dst[c], src[0][c], src[1][c]);
+ emit_minmax(pc, 0x8a0, dst[c], src[0][c], src[1][c]);
}
break;
case TGSI_OPCODE_MOV:
- case TGSI_OPCODE_SWZ:
for (c = 0; c < 4; c++) {
if (!(mask & (1 << c)))
continue;
@@ -1802,35 +2711,58 @@ 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 && !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_SAD:
+ for (c = 0; c < 4; c++) {
+ if (!(mask & (1 << c)))
+ continue;
+ emit_sad(pc, dst[c], src[0][c], src[1][c], src[2][c]);
+ }
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))
emit_mov_immdval(pc, dst[3], 1.0);
break;
+ case TGSI_OPCODE_SHL:
+ case TGSI_OPCODE_ISHR:
+ case TGSI_OPCODE_USHR:
+ for (c = 0; c < 4; c++) {
+ if (!(mask & (1 << c)))
+ continue;
+ emit_shift(pc, dst[c], src[0][c], src[1][c],
+ inst->Instruction.Opcode);
+ }
+ break;
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:
@@ -1838,12 +2770,23 @@ nv50_program_tx_insn(struct nv50_pc *pc,
case TGSI_OPCODE_SGT:
case TGSI_OPCODE_SLE:
case TGSI_OPCODE_SNE:
- i = map_tgsi_setop_cc(inst->Instruction.Opcode);
+ case TGSI_OPCODE_ISLT:
+ case TGSI_OPCODE_ISGE:
+ case TGSI_OPCODE_USEQ:
+ case TGSI_OPCODE_USGE:
+ case TGSI_OPCODE_USLT:
+ case TGSI_OPCODE_USNE:
+ {
+ uint8_t cc, ty;
+
+ map_tgsi_setop_hw(inst->Instruction.Opcode, &cc, &ty);
+
for (c = 0; c < 4; c++) {
if (!(mask & (1 << c)))
continue;
- emit_set(pc, i, dst[c], -1, src[0][c], src[1][c]);
+ emit_set(pc, cc, dst[c], -1, src[0][c], src[1][c], ty);
}
+ }
break;
case TGSI_OPCODE_SUB:
for (c = 0; c < 4; c++) {
@@ -1854,18 +2797,54 @@ nv50_program_tx_insn(struct nv50_pc *pc,
break;
case TGSI_OPCODE_TEX:
emit_tex(pc, dst, mask, src[0], unit,
- inst->InstructionExtTexture.Texture, FALSE);
+ inst->Texture.Texture, FALSE, 0);
+ break;
+ case TGSI_OPCODE_TXB:
+ emit_tex(pc, dst, mask, src[0], unit,
+ inst->Texture.Texture, FALSE, -1);
+ break;
+ case TGSI_OPCODE_TXL:
+ emit_tex(pc, dst, mask, src[0], unit,
+ inst->Texture.Texture, FALSE, 1);
break;
case TGSI_OPCODE_TXP:
emit_tex(pc, dst, mask, src[0], unit,
- inst->InstructionExtTexture.Texture, TRUE);
+ inst->Texture.Texture, TRUE, 0);
break;
case TGSI_OPCODE_TRUNC:
for (c = 0; c < 4; c++) {
if (!(mask & (1 << c)))
continue;
emit_cvt(pc, dst[c], src[0][c], -1,
- CVTOP_TRUNC, CVT_F32_F32 | CVT_RI);
+ CVT_TRUNC | CVT_F32_F32 | CVT_RI);
+ }
+ break;
+ case TGSI_OPCODE_U2F:
+ for (c = 0; c < 4; c++) {
+ if (!(mask & (1 << c)))
+ continue;
+ emit_cvt(pc, dst[c], src[0][c], -1, CVT_F32_U32);
+ }
+ break;
+ case TGSI_OPCODE_UADD:
+ for (c = 0; c < 4; c++) {
+ if (!(mask & (1 << c)))
+ continue;
+ emit_add_b32(pc, dst[c], src[0][c], src[1][c]);
+ }
+ break;
+ case TGSI_OPCODE_UMAX:
+ for (c = 0; c < 4; c++) {
+ if (!(mask & (1 << c)))
+ continue;
+ emit_minmax(pc, 0x084, dst[c], src[0][c], src[1][c]);
+ }
+ break;
+ case TGSI_OPCODE_UMIN:
+ for (c = 0; c < 4; c++) {
+ if (!(mask & (1 << c)))
+ continue;
+ emit_minmax(pc, 0x0a4, dst[c], src[0][c], src[1][c]);
}
break;
case TGSI_OPCODE_XPD:
@@ -1886,6 +2865,17 @@ 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);
@@ -1903,42 +2893,43 @@ nv50_program_tx_insn(struct nv50_pc *pc,
for (c = 0; c < 4; c++) {
if (!(mask & (1 << c)))
continue;
- /* in this case we saturate later */
- if (dst[c]->type == P_TEMP && dst[c]->index < 0)
+ /* In this case we saturate later, and dst[c] won't
+ * be another temp_temp (and thus lost), since rdst
+ * already is TEMP (see above). */
+ if (rdst[c]->type == P_TEMP && rdst[c]->index < 0)
continue;
emit_sat(pc, rdst[c], dst[c]);
}
}
- for (i = 0; i < inst->Instruction.NumSrcRegs; i++) {
- for (c = 0; c < 4; c++) {
- if (!src[i][c])
- continue;
- if (src[i][c]->index == -1 && src[i][c]->type == P_IMMD)
- FREE(src[i][c]);
- }
- }
-
kill_temp_temp(pc);
+ pc->reg_instance_nr = 0;
+
return TRUE;
}
static void
prep_inspect_insn(struct nv50_pc *pc, const struct tgsi_full_instruction *insn)
{
- struct nv50_reg *reg = NULL;
+ struct nv50_reg *r, *reg = NULL;
const struct tgsi_full_src_register *src;
const struct tgsi_dst_register *dst;
unsigned i, c, k, mask;
- dst = &insn->FullDstRegisters[0].DstRegister;
+ dst = &insn->Dst[0].Register;
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++) {
@@ -1949,12 +2940,12 @@ prep_inspect_insn(struct nv50_pc *pc, const struct tgsi_full_instruction *insn)
}
for (i = 0; i < insn->Instruction.NumSrcRegs; i++) {
- src = &insn->FullSrcRegisters[i];
+ src = &insn->Src[i];
- if (src->SrcRegister.File == TGSI_FILE_TEMPORARY)
+ if (src->Register.File == TGSI_FILE_TEMPORARY)
reg = pc->temp;
else
- if (src->SrcRegister.File == TGSI_FILE_INPUT)
+ if (src->Register.File == TGSI_FILE_INPUT)
reg = pc->attr;
else
continue;
@@ -1964,12 +2955,17 @@ prep_inspect_insn(struct nv50_pc *pc, const struct tgsi_full_instruction *insn)
for (c = 0; c < 4; c++) {
if (!(mask & (1 << c)))
continue;
- k = tgsi_util_get_full_src_register_extswizzle(src, c);
+ k = tgsi_util_get_full_src_register_swizzle(src, c);
- if (k > TGSI_EXTSWIZZLE_W)
- continue;
+ r = &reg[src->Register.Index * 4 + k];
+
+ /* If used before written, pre-allocate the reg,
+ * lest we overwrite results from a subroutine.
+ */
+ if (!r->acc && r->type == P_TEMP)
+ alloc_reg(pc, r);
- reg[src->SrcRegister.Index * 4 + k].acc = pc->insn_nr;
+ r->acc = pc->insn_nr;
}
}
}
@@ -2029,13 +3025,13 @@ static struct nv50_reg *
tgsi_broadcast_dst(struct nv50_pc *pc,
const struct tgsi_full_dst_register *fd, unsigned mask)
{
- if (fd->DstRegister.File == TGSI_FILE_TEMPORARY) {
- int c = ffs(~mask & fd->DstRegister.WriteMask);
+ if (fd->Register.File == TGSI_FILE_TEMPORARY) {
+ int c = ffs(~mask & fd->Register.WriteMask);
if (c)
return tgsi_dst(pc, c - 1, fd);
} else {
- int c = ffs(fd->DstRegister.WriteMask) - 1;
- if ((1 << c) == fd->DstRegister.WriteMask)
+ int c = ffs(fd->Register.WriteMask) - 1;
+ if ((1 << c) == fd->Register.WriteMask)
return tgsi_dst(pc, c, fd);
}
@@ -2049,7 +3045,7 @@ static unsigned
nv50_tgsi_scan_swizzle(const struct tgsi_full_instruction *insn,
unsigned rdep[4])
{
- const struct tgsi_full_dst_register *fd = &insn->FullDstRegisters[0];
+ const struct tgsi_full_dst_register *fd = &insn->Dst[0];
const struct tgsi_full_src_register *fs;
unsigned i, deqs = 0;
@@ -2058,11 +3054,11 @@ nv50_tgsi_scan_swizzle(const struct tgsi_full_instruction *insn,
for (i = 0; i < insn->Instruction.NumSrcRegs; i++) {
unsigned chn, mask = nv50_tgsi_src_mask(insn, i);
- boolean neg_supp = negate_supported(insn, i);
+ int ms = get_supported_mods(insn, i);
- fs = &insn->FullSrcRegisters[i];
- if (fs->SrcRegister.File != fd->DstRegister.File ||
- fs->SrcRegister.Index != fd->DstRegister.Index)
+ fs = &insn->Src[i];
+ if (fs->Register.File != fd->Register.File ||
+ fs->Register.Index != fd->Register.Index)
continue;
for (chn = 0; chn < 4; ++chn) {
@@ -2070,17 +3066,18 @@ nv50_tgsi_scan_swizzle(const struct tgsi_full_instruction *insn,
if (!(mask & (1 << chn))) /* src is not read */
continue;
- c = tgsi_util_get_full_src_register_extswizzle(fs, chn);
+ c = tgsi_util_get_full_src_register_swizzle(fs, chn);
s = tgsi_util_get_full_src_register_sign_mode(fs, chn);
- if (c > TGSI_EXTSWIZZLE_W ||
- !(fd->DstRegister.WriteMask & (1 << c)))
+ if (!(fd->Register.WriteMask & (1 << c)))
continue;
- /* no danger if src is copied to TEMP first */
- if ((s != TGSI_UTIL_SIGN_KEEP) &&
- (s != TGSI_UTIL_SIGN_TOGGLE || !neg_supp))
- continue;
+ if (s == TGSI_UTIL_SIGN_TOGGLE && !(ms & NV50_MOD_NEG))
+ continue;
+ if (s == TGSI_UTIL_SIGN_CLEAR && !(ms & NV50_MOD_ABS))
+ continue;
+ if ((s == TGSI_UTIL_SIGN_SET) && ((ms & 3) != 3))
+ continue;
rdep[c] |= nv50_tgsi_dst_revdep(
insn->Instruction.Opcode, i, chn);
@@ -2098,7 +3095,7 @@ nv50_tgsi_insn(struct nv50_pc *pc, const union tgsi_full_token *tok)
const struct tgsi_full_dst_register *fd;
unsigned i, deqs, rdep[4], m[4];
- fd = &tok->FullInstruction.FullDstRegisters[0];
+ fd = &tok->FullInstruction.Dst[0];
deqs = nv50_tgsi_scan_swizzle(&insn, rdep);
if (is_scalar_op(insn.Instruction.Opcode)) {
@@ -2109,7 +3106,7 @@ 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);
@@ -2117,10 +3114,10 @@ nv50_tgsi_insn(struct nv50_pc *pc, const union tgsi_full_token *tok)
for (i = 0; i < 4; ++i) {
assert(pc->r_dst[m[i]] == NULL);
- insn.FullDstRegisters[0].DstRegister.WriteMask =
- fd->DstRegister.WriteMask & (1 << m[i]);
+ insn.Dst[0].Register.WriteMask =
+ fd->Register.WriteMask & (1 << m[i]);
- if (!insn.FullDstRegisters[0].DstRegister.WriteMask)
+ if (!insn.Dst[0].Register.WriteMask)
continue;
if (deqs & (1 << i))
@@ -2160,7 +3157,7 @@ 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.
@@ -2170,6 +3167,23 @@ load_interpolant(struct nv50_pc *pc, struct nv50_reg *reg)
emit_interp(pc, reg, iv, mode);
}
+/* The face input is always at v[255] (varying space), with a
+ * value of 0 for back-facing, and 0xffffffff for front-facing.
+ */
+static void
+load_frontfacing(struct nv50_pc *pc, struct nv50_reg *a)
+{
+ struct nv50_reg *one = alloc_immd(pc, 1.0f);
+
+ assert(a->rhw == -1);
+ alloc_reg(pc, a); /* do this before rhw is set */
+ a->rhw = 255;
+ load_interpolant(pc, a);
+ emit_bitop2(pc, a, a, one, TGSI_OPCODE_AND);
+
+ FREE(one);
+}
+
static boolean
nv50_program_tx_prep(struct nv50_pc *pc)
{
@@ -2189,10 +3203,10 @@ nv50_program_tx_prep(struct nv50_pc *pc)
const struct tgsi_full_immediate *imm =
&tp.FullToken.FullImmediate;
- ctor_immd(pc, imm->u[0].Float,
- imm->u[1].Float,
- imm->u[2].Float,
- imm->u[3].Float);
+ ctor_immd_4f32(pc, imm->u[0].Float,
+ imm->u[1].Float,
+ imm->u[2].Float,
+ imm->u[3].Float);
}
break;
case TGSI_TOKEN_TYPE_DECLARATION:
@@ -2201,8 +3215,8 @@ nv50_program_tx_prep(struct nv50_pc *pc)
unsigned si, last, first, mode;
d = &tp.FullToken.FullDeclaration;
- first = d->DeclarationRange.First;
- last = d->DeclarationRange.Last;
+ first = d->Range.First;
+ last = d->Range.Last;
switch (d->Declaration.File) {
case TGSI_FILE_TEMPORARY:
@@ -2212,8 +3226,8 @@ nv50_program_tx_prep(struct nv50_pc *pc)
p->type == PIPE_SHADER_FRAGMENT)
break;
- si = d->Semantic.SemanticIndex;
- switch (d->Semantic.SemanticName) {
+ si = d->Semantic.Index;
+ switch (d->Semantic.Name) {
case TGSI_SEMANTIC_BCOLOR:
p->cfg.two_side[si].hw = first;
if (p->cfg.io_nr > first)
@@ -2224,6 +3238,9 @@ 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);
@@ -2259,8 +3276,8 @@ nv50_program_tx_prep(struct nv50_pc *pc)
pc->interp_mode[i] = mode;
}
break;
+ case TGSI_FILE_ADDRESS:
case TGSI_FILE_CONSTANT:
- break;
case TGSI_FILE_SAMPLER:
break;
default:
@@ -2291,7 +3308,7 @@ nv50_program_tx_prep(struct nv50_pc *pc)
for (i = 0, rid = 0; i < pc->result_nr; ++i) {
p->cfg.io[i].hw = rid;
- p->cfg.io[i].id_vp = i;
+ p->cfg.io[i].id = i;
for (c = 0; c < 4; ++c) {
int n = i * 4 + c;
@@ -2314,6 +3331,8 @@ nv50_program_tx_prep(struct nv50_pc *pc)
int rid, aid;
unsigned n = 0, m = pc->attr_nr - flat_nr;
+ pc->allow32 = TRUE;
+
int base = (TGSI_SEMANTIC_POSITION ==
p->info.input_semantic_name[0]) ? 0 : 1;
@@ -2321,14 +3340,12 @@ nv50_program_tx_prep(struct nv50_pc *pc)
* the lower hardware IDs, so sort them:
*/
for (i = 0; i < pc->attr_nr; i++) {
- if (pc->interp_mode[i] == INTERP_FLAT) {
- p->cfg.io[m].id_vp = i + base;
- p->cfg.io[m++].id_fp = i;
- } else {
+ if (pc->interp_mode[i] == INTERP_FLAT)
+ p->cfg.io[m++].id = i;
+ else {
if (!(pc->interp_mode[i] & INTERP_PERSPECTIVE))
p->cfg.io[n].linear = TRUE;
- p->cfg.io[n].id_vp = i + base;
- p->cfg.io[n++].id_fp = i;
+ p->cfg.io[n++].id = i;
}
}
@@ -2340,7 +3357,13 @@ nv50_program_tx_prep(struct nv50_pc *pc)
for (n = 0; n < pc->attr_nr; ++n) {
p->cfg.io[n].hw = rid = aid;
- i = p->cfg.io[n].id_fp;
+ i = p->cfg.io[n].id;
+
+ if (p->info.input_semantic_name[n] ==
+ TGSI_SEMANTIC_FACE) {
+ load_frontfacing(pc, &pc->attr[i * 4]);
+ continue;
+ }
for (c = 0; c < 4; ++c) {
if (!pc->attr[i * 4 + c].acc)
@@ -2374,8 +3397,8 @@ nv50_program_tx_prep(struct nv50_pc *pc)
for (i = 0; i < pc->attr_nr; i++) {
ubyte si, sn;
- sn = p->info.input_semantic_name[p->cfg.io[i].id_fp];
- si = p->info.input_semantic_index[p->cfg.io[i].id_fp];
+ sn = p->info.input_semantic_name[p->cfg.io[i].id];
+ si = p->info.input_semantic_index[p->cfg.io[i].id];
if (sn == TGSI_SEMANTIC_COLOR) {
p->cfg.two_side[si] = p->cfg.io[i];
@@ -2400,6 +3423,10 @@ nv50_program_tx_prep(struct nv50_pc *pc)
pc->result[2].rhw = rid;
p->cfg.high_result = rid;
+
+ /* separate/different colour results for MRTs ? */
+ if (pc->result_nr - (p->info.writes_z ? 1 : 0) > 1)
+ p->cfg.regs[2] |= 1;
}
if (pc->immd_nr) {
@@ -2454,12 +3481,16 @@ ctor_nv50_pc(struct nv50_pc *pc, struct nv50_program *p)
pc->attr_nr = p->info.file_max[TGSI_FILE_INPUT] + 1;
pc->result_nr = p->info.file_max[TGSI_FILE_OUTPUT] + 1;
pc->param_nr = p->info.file_max[TGSI_FILE_CONSTANT] + 1;
+ pc->addr_nr = p->info.file_max[TGSI_FILE_ADDRESS] + 1;
+ assert(pc->addr_nr <= 2);
p->cfg.high_temp = 4;
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;
@@ -2522,31 +3553,21 @@ ctor_nv50_pc(struct nv50_pc *pc, struct nv50_program *p)
ctor_reg(&pc->param[rid], P_CONST, i, rid);
}
- return TRUE;
-}
-
-static void
-nv50_fp_move_results(struct nv50_pc *pc)
-{
- struct nv50_reg reg;
- unsigned i;
-
- ctor_reg(&reg, P_TEMP, -1, -1);
-
- for (i = 0; i < pc->result_nr * 4; ++i) {
- if (pc->result[i].rhw < 0 || pc->result[i].hw < 0)
- continue;
- if (pc->result[i].rhw != pc->result[i].hw) {
- reg.hw = pc->result[i].rhw;
- emit_mov(pc, &reg, &pc->result[i]);
- }
+ if (pc->addr_nr) {
+ pc->addr = CALLOC(pc->addr_nr * 4, sizeof(struct nv50_reg *));
+ if (!pc->addr)
+ return FALSE;
}
+ for (i = 0; i < NV50_SU_MAX_ADDR; ++i)
+ ctor_reg(&pc->r_addr[i], P_ADDR, -256, i + 1);
+
+ return TRUE;
}
static void
nv50_program_fixup_insns(struct nv50_pc *pc)
{
- struct nv50_program_exec *e, *prev = NULL, **bra_list;
+ struct nv50_program_exec *e, **bra_list;
unsigned i, n, pos;
bra_list = CALLOC(pc->p->exec_size, sizeof(struct nv50_program_exec *));
@@ -2566,27 +3587,24 @@ 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;
}
- if (e->next)
- prev = e;
}
- assert(!is_immd(pc->p->exec_head));
- assert(!is_immd(pc->p->exec_tail));
+ FREE(bra_list);
- /* last instruction must be long so it can have the end bit set */
- if (!is_long(pc->p->exec_tail)) {
- convert_to_long(pc, pc->p->exec_tail);
- if (prev)
- convert_to_long(pc, prev);
- }
- assert(!(pc->p->exec_tail->inst[1] & 2));
- /* set the end-bit */
- pc->p->exec_tail->inst[1] |= 1;
+ if (!pc->p->info.opcode_count[TGSI_OPCODE_CAL])
+ return;
- FREE(bra_list);
+ /* 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
@@ -2608,19 +3626,20 @@ 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)
@@ -2631,9 +3650,6 @@ 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;
@@ -2657,7 +3673,7 @@ nv50_program_validate(struct nv50_context *nv50, struct nv50_program *p)
}
static void
-nv50_program_upload_data(struct nv50_context *nv50, float *map,
+nv50_program_upload_data(struct nv50_context *nv50, uint32_t *map,
unsigned start, unsigned count, unsigned cbuf)
{
struct nouveau_channel *chan = nv50->screen->base.channel;
@@ -2701,12 +3717,12 @@ nv50_program_validate_data(struct nv50_context *nv50, struct nv50_program *p)
p->immd_nr, NV50_CB_PMISC);
}
- assert(p->param_nr <= 128);
+ assert(p->param_nr <= 512);
if (p->param_nr) {
unsigned cb;
- float *map = pipe_buffer_map(pscreen, nv50->constbuf[p->type],
- PIPE_BUFFER_USAGE_CPU_READ);
+ uint32_t *map = pipe_buffer_map(pscreen, nv50->constbuf[p->type],
+ PIPE_BUFFER_USAGE_CPU_READ);
if (p->type == PIPE_SHADER_VERTEX)
cb = NV50_CB_PVP;
@@ -2722,11 +3738,8 @@ static void
nv50_program_validate_code(struct nv50_context *nv50, struct nv50_program *p)
{
struct nouveau_channel *chan = nv50->screen->base.channel;
- struct nouveau_grobj *tesla = nv50->screen->tesla;
struct nv50_program_exec *e;
- struct nouveau_stateobj *so;
- const unsigned flags = NOUVEAU_BO_VRAM | NOUVEAU_BO_WR;
- unsigned start, count, *up, *ptr;
+ uint32_t *up, i;
boolean upload = FALSE;
if (!p->bo) {
@@ -2741,32 +3754,37 @@ nv50_program_validate_code(struct nv50_context *nv50, struct nv50_program *p)
if (!upload)
return;
- for (e = p->exec_head; e; e = e->next) {
+ up = MALLOC(p->exec_size * 4);
+
+ for (i = 0, e = p->exec_head; e; e = e->next) {
unsigned ei, ci, bs;
- if (e->param.index < 0)
- continue;
+ if (e->param.index >= 0 && e->param.mask) {
+ bs = (e->inst[1] >> 22) & 0x07;
+ assert(bs < 2);
+ ei = e->param.shift >> 5;
+ ci = e->param.index;
+ if (bs == 0)
+ ci += p->data[bs]->start;
- if (e->param.mask == 0) {
+ e->inst[ei] &= ~e->param.mask;
+ e->inst[ei] |= (ci << e->param.shift);
+ } else
+ if (e->param.index >= 0) {
+ /* zero mask means param is a jump/branch offset */
assert(!(e->param.index & 1));
/* seem to be 8 byte steps */
ei = (e->param.index >> 1) + 0 /* START_ID */;
e->inst[0] &= 0xf0000fff;
e->inst[0] |= ei << 12;
- continue;
}
- bs = (e->inst[1] >> 22) & 0x07;
- assert(bs < 2);
- ei = e->param.shift >> 5;
- ci = e->param.index;
- if (bs == 0)
- ci += p->data[bs]->start;
-
- e->inst[ei] &= ~e->param.mask;
- e->inst[ei] |= (ci << e->param.shift);
+ up[i++] = e->inst[0];
+ if (is_long(e))
+ up[i++] = e->inst[1];
}
+ assert(i == p->exec_size);
if (p->data[0])
p->data_start[0] = p->data[0]->start;
@@ -2779,45 +3797,12 @@ nv50_program_validate_code(struct nv50_context *nv50, struct nv50_program *p)
NOUVEAU_ERR("0x%08x\n", e->inst[1]);
}
#endif
-
- up = ptr = MALLOC(p->exec_size * 4);
- for (e = p->exec_head; e; e = e->next) {
- *(ptr++) = e->inst[0];
- if (is_long(e))
- *(ptr++) = e->inst[1];
- }
-
- so = so_new(4,2);
- so_method(so, nv50->screen->tesla, NV50TCL_CB_DEF_ADDRESS_HIGH, 3);
- so_reloc (so, p->bo, 0, flags | NOUVEAU_BO_HIGH, 0, 0);
- so_reloc (so, p->bo, 0, flags | NOUVEAU_BO_LOW, 0, 0);
- so_data (so, (NV50_CB_PUPLOAD << 16) | 0x0800); //(p->exec_size * 4));
-
- start = 0; count = p->exec_size;
- while (count) {
- struct nouveau_channel *chan = nv50->screen->base.channel;
- unsigned nr;
-
- so_emit(chan, so);
-
- nr = MIN2(count, 2047);
- nr = MIN2(chan->pushbuf->remaining, nr);
- if (chan->pushbuf->remaining < (nr + 3)) {
- FIRE_RING(chan);
- continue;
- }
-
- BEGIN_RING(chan, tesla, NV50TCL_CB_ADDR, 1);
- OUT_RING (chan, (start << 8) | NV50_CB_PUPLOAD);
- BEGIN_RING(chan, tesla, NV50TCL_CB_DATA(0) | 0x40000000, nr);
- OUT_RINGp (chan, up + start, nr);
-
- start += nr;
- count -= nr;
- }
+ nv50_upload_sifc(nv50, p->bo, 0, NOUVEAU_BO_VRAM,
+ NV50_2D_DST_FORMAT_R8_UNORM, 65536, 1, 262144,
+ up, NV50_2D_SIFC_FORMAT_R8_UNORM, 0,
+ 0, 0, p->exec_size * 4, 1, 1);
FREE(up);
- so_ref(NULL, &so);
}
void
@@ -2836,7 +3821,7 @@ nv50_vertprog_validate(struct nv50_context *nv50)
nv50_program_validate_data(nv50, p);
nv50_program_validate_code(nv50, p);
- so = so_new(13, 2);
+ so = so_new(5, 8, 2);
so_method(so, tesla, NV50TCL_VP_ADDRESS_HIGH, 2);
so_reloc (so, p->bo, 0, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD |
NOUVEAU_BO_HIGH, 0, 0);
@@ -2872,7 +3857,7 @@ nv50_fragprog_validate(struct nv50_context *nv50)
nv50_program_validate_data(nv50, p);
nv50_program_validate_code(nv50, p);
- so = so_new(64, 2);
+ so = so_new(6, 7, 2);
so_method(so, tesla, NV50TCL_FP_ADDRESS_HIGH, 2);
so_reloc (so, p->bo, 0, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD |
NOUVEAU_BO_HIGH, 0, 0);
@@ -2882,7 +3867,7 @@ 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]);
@@ -2899,15 +3884,15 @@ nv50_pntc_replace(struct nv50_context *nv50, uint32_t pntc[8], unsigned base)
struct nv50_program *vp = nv50->vertprog;
unsigned i, c, m = base;
- /* XXX: This can't work correctly in all cases yet, we either
- * have to create TGSI_SEMANTIC_PNTC or sprite_coord_mode has
- * to be per FP input instead of per VP output
+ /* XXX: this might not work correctly in all cases yet - we'll
+ * just assume that an FP generic input that is not written in
+ * the VP is PointCoord.
*/
memset(pntc, 0, 8 * sizeof(uint32_t));
for (i = 0; i < fp->cfg.io_nr; i++) {
uint8_t sn, si;
- uint8_t j = fp->cfg.io[i].id_vp, k = fp->cfg.io[i].id_fp;
+ uint8_t j, k = fp->cfg.io[i].id;
unsigned n = popcnt4(fp->cfg.io[i].mask);
if (fp->info.input_semantic_name[k] != TGSI_SEMANTIC_GENERIC) {
@@ -2915,10 +3900,16 @@ nv50_pntc_replace(struct nv50_context *nv50, uint32_t pntc[8], unsigned base)
continue;
}
- sn = vp->info.input_semantic_name[j];
- si = vp->info.input_semantic_index[j];
+ for (j = 0; j < vp->info.num_outputs; ++j) {
+ sn = vp->info.output_semantic_name[j];
+ si = vp->info.output_semantic_index[j];
- if (j < fp->cfg.io_nr && sn == TGSI_SEMANTIC_GENERIC) {
+ if (sn == fp->info.input_semantic_name[k] &&
+ si == fp->info.input_semantic_index[k])
+ break;
+ }
+
+ if (j < vp->info.num_outputs) {
ubyte mode =
nv50->rasterizer->pipe.sprite_coord_mode[si];
@@ -3006,20 +3997,24 @@ nv50_linkage_validate(struct nv50_context *nv50)
reg[0] += m - 4; /* adjust FFC0 id */
reg[4] |= m << 8; /* set mid where 'normal' FP inputs start */
- i = 0;
- if (fp->info.input_semantic_name[0] == TGSI_SEMANTIC_POSITION)
- i = 1;
- for (; i < fp->cfg.io_nr; i++) {
- ubyte sn = fp->info.input_semantic_name[fp->cfg.io[i].id_fp];
- ubyte si = fp->info.input_semantic_index[fp->cfg.io[i].id_fp];
-
- n = fp->cfg.io[i].id_vp;
- if (n >= vp->cfg.io_nr ||
- vp->info.output_semantic_name[n] != sn ||
- vp->info.output_semantic_index[n] != si)
- vpo = &dummy;
- else
- vpo = &vp->cfg.io[n];
+ for (i = 0; i < fp->cfg.io_nr; i++) {
+ ubyte sn = fp->info.input_semantic_name[fp->cfg.io[i].id];
+ ubyte si = fp->info.input_semantic_index[fp->cfg.io[i].id];
+
+ /* position must be mapped first */
+ assert(i == 0 || sn != TGSI_SEMANTIC_POSITION);
+
+ /* maybe even remove these from cfg.io */
+ if (sn == TGSI_SEMANTIC_POSITION || sn == TGSI_SEMANTIC_FACE)
+ continue;
+
+ /* VP outputs and vp->cfg.io are in the same order */
+ for (n = 0; n < vp->info.num_outputs; ++n) {
+ if (vp->info.output_semantic_name[n] == sn &&
+ vp->info.output_semantic_index[n] == si)
+ break;
+ }
+ vpo = (n < vp->info.num_outputs) ? &vp->cfg.io[n] : &dummy;
m = nv50_sreg4_map(map, m, lin, &fp->cfg.io[i], vpo);
}
@@ -3030,7 +4025,7 @@ nv50_linkage_validate(struct nv50_context *nv50)
}
/* now fill the stateobj */
- so = so_new(64, 0);
+ so = so_new(6, 58, 0);
n = (m + 3) / 4;
so_method(so, tesla, NV50TCL_VP_RESULT_MAP_SIZE, 1);
@@ -3044,7 +4039,7 @@ 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 2024-06-06 06:49:41 +0000