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-rw-r--r--src/gallium/drivers/nv50/nv50_program.c279
1 files changed, 272 insertions, 7 deletions
diff --git a/src/gallium/drivers/nv50/nv50_program.c b/src/gallium/drivers/nv50/nv50_program.c
index df29069e62..bc0b7b2827 100644
--- a/src/gallium/drivers/nv50/nv50_program.c
+++ b/src/gallium/drivers/nv50/nv50_program.c
@@ -44,6 +44,9 @@ struct nv50_pc {
struct nv50_reg *immd;
float *immd_buf;
int immd_nr;
+
+ struct nv50_reg *temp_temp[4];
+ unsigned temp_temp_nr;
};
static void
@@ -109,6 +112,26 @@ free_temp(struct nv50_pc *pc, struct nv50_reg *r)
}
static struct nv50_reg *
+temp_temp(struct nv50_pc *pc)
+{
+ if (pc->temp_temp_nr >= 4)
+ assert(0);
+
+ pc->temp_temp[pc->temp_temp_nr] = alloc_temp(pc, NULL);
+ return pc->temp_temp[pc->temp_temp_nr++];
+}
+
+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 struct nv50_reg *
tgsi_dst(struct nv50_pc *pc, int c, const struct tgsi_full_dst_register *dst)
{
switch (dst->DstRegister.File) {
@@ -168,6 +191,8 @@ emit(struct nv50_pc *pc, unsigned *inst)
p->insns = realloc(p->insns, sizeof(unsigned) * p->insns_nr);
memcpy(p->insns + (p->insns_nr - 1), inst, sizeof(unsigned));
}
+
+ kill_temp_temp(pc);
}
static INLINE void set_long(struct nv50_pc *, unsigned *);
@@ -262,10 +287,23 @@ emit_interp(struct nv50_pc *pc, struct nv50_reg *dst,
}
static void
+set_cseg(struct nv50_pc *pc, struct nv50_reg *src, unsigned *inst)
+{
+ set_long(pc, inst);
+ if (src->type == P_IMMD) {
+ inst[1] |= (NV50_CB_PMISC << 22);
+ } else {
+ if (pc->p->type == NV50_PROG_VERTEX)
+ inst[1] |= (NV50_CB_PVP << 22);
+ else
+ inst[1] |= (NV50_CB_PFP << 22);
+ }
+}
+
+static void
emit_mov(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_reg *src)
{
unsigned inst[2] = { 0, 0 };
- int i;
inst[0] |= 0x10000000;
@@ -280,10 +318,7 @@ emit_mov(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_reg *src)
} else
if (src->type == P_IMMD || src->type == P_CONST) {
set_long(pc, inst);
- if (src->type == P_IMMD)
- inst[1] |= (NV50_CB_PMISC << 22);
- else
- inst[1] |= (NV50_CB_PVP << 22);
+ set_cseg(pc, src, inst);
inst[0] |= (src->hw << 9);
inst[1] |= 0x20000000; /* src0 const? */
} else {
@@ -309,10 +344,176 @@ emit_mov(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_reg *src)
}
static boolean
+check_swap_src_0_1(struct nv50_pc *pc,
+ struct nv50_reg **s0, struct nv50_reg **s1)
+{
+ struct nv50_reg *src0 = *s0, *src1 = *s1;
+
+ if (src0->type == P_CONST) {
+ if (src1->type != P_CONST) {
+ *s0 = src1;
+ *s1 = src0;
+ return TRUE;
+ }
+ } else
+ if (src1->type == P_ATTR) {
+ if (src0->type != P_ATTR) {
+ *s0 = src1;
+ *s1 = src0;
+ return TRUE;
+ }
+ }
+
+ return FALSE;
+}
+
+static void
+set_src_0(struct nv50_pc *pc, struct nv50_reg *src, unsigned *inst)
+{
+ if (src->type == P_ATTR) {
+ set_long(pc, inst);
+ inst[1] |= 0x00200000;
+ } else
+ if (src->type == P_CONST || src->type == P_IMMD) {
+ struct nv50_reg *temp = temp_temp(pc);
+
+ emit_mov(pc, temp, src);
+ src = temp;
+ }
+
+ alloc_reg(pc, src);
+ inst[0] |= (src->hw << 9);
+}
+
+static void
+set_src_1(struct nv50_pc *pc, struct nv50_reg *src, unsigned *inst)
+{
+ if (src->type == P_ATTR) {
+ struct nv50_reg *temp = temp_temp(pc);
+
+ emit_mov(pc, temp, src);
+ src = temp;
+ } else
+ if (src->type == P_CONST || src->type == P_IMMD) {
+ set_cseg(pc, src, inst);
+ inst[0] |= 0x00800000;
+ }
+
+ alloc_reg(pc, src);
+ inst[0] |= (src->hw << 16);
+}
+
+static void
+set_src_2(struct nv50_pc *pc, struct nv50_reg *src, unsigned *inst)
+{
+ set_long(pc, inst);
+
+ if (src->type == P_ATTR) {
+ struct nv50_reg *temp = temp_temp(pc);
+
+ emit_mov(pc, temp, src);
+ src = temp;
+ } else
+ if (src->type == P_CONST || src->type == P_IMMD) {
+ set_cseg(pc, src, inst);
+ inst[0] |= 0x01000000;
+ }
+
+ alloc_reg(pc, src);
+ inst[1] |= (src->hw << 14);
+}
+
+static void
+emit_mul(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_reg *src0,
+ struct nv50_reg *src1)
+{
+ unsigned inst[2] = { 0, 0 };
+
+ inst[0] |= 0xc0000000;
+
+ check_swap_src_0_1(pc, &src0, &src1);
+ set_dst(pc, dst, inst);
+ set_src_0(pc, src0, inst);
+ set_src_1(pc, src1, inst);
+
+ emit(pc, inst);
+}
+
+static void
+emit_add(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_reg *src0,
+ struct nv50_reg *src1)
+{
+ unsigned inst[2] = { 0, 0 };
+
+ inst[0] |= 0xb0000000;
+
+ check_swap_src_0_1(pc, &src0, &src1);
+ set_dst(pc, dst, inst);
+ set_src_0(pc, src0, inst);
+ set_src_2(pc, src1, inst);
+
+ emit(pc, inst);
+}
+
+static void
+emit_sub(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_reg *src0,
+ struct nv50_reg *src1)
+{
+ unsigned inst[2] = { 0, 0 };
+
+ inst[0] |= 0xb0000000;
+
+ set_long(pc, inst);
+ if (check_swap_src_0_1(pc, &src0, &src1))
+ inst[1] |= 0x04000000;
+ else
+ inst[1] |= 0x08000000;
+
+ set_dst(pc, dst, inst);
+ set_src_0(pc, src0, inst);
+ set_src_2(pc, src1, inst);
+
+ emit(pc, inst);
+}
+
+static void
+emit_mad(struct nv50_pc *pc, struct nv50_reg *dst, struct nv50_reg *src0,
+ struct nv50_reg *src1, struct nv50_reg *src2)
+{
+ unsigned inst[2] = { 0, 0 };
+
+ inst[0] |= 0xe0000000;
+
+ check_swap_src_0_1(pc, &src0, &src1);
+ set_dst(pc, dst, inst);
+ set_src_0(pc, src0, inst);
+ set_src_1(pc, src1, inst);
+ set_src_2(pc, src2, inst);
+
+ emit(pc, inst);
+}
+
+static void
+emit_flop(struct nv50_pc *pc, unsigned sub,
+ struct nv50_reg *dst, struct nv50_reg *src)
+{
+ unsigned inst[2] = { 0, 0 };
+
+ set_long(pc, inst);
+ inst[0] |= 0x90000000;
+ inst[1] |= (sub << 29);
+
+ set_dst(pc, dst, inst);
+ set_src_0(pc, src, inst);
+
+ emit(pc, inst);
+}
+
+static boolean
nv50_program_tx_insn(struct nv50_pc *pc, const union tgsi_full_token *tok)
{
const struct tgsi_full_instruction *inst = &tok->FullInstruction;
- struct nv50_reg *dst[4], *src[3][4];
+ struct nv50_reg *dst[4], *src[3][4], *temp;
unsigned mask;
int i, c;
@@ -333,10 +534,69 @@ nv50_program_tx_insn(struct nv50_pc *pc, const union tgsi_full_token *tok)
}
switch (inst->Instruction.Opcode) {
+ case TGSI_OPCODE_ADD:
+ for (c = 0; c < 4; c++)
+ emit_add(pc, dst[c], src[0][c], src[1][c]);
+ break;
+ case TGSI_OPCODE_COS:
+ for (c = 0; c < 4; c++)
+ emit_flop(pc, 5, dst[c], src[0][c]);
+ break;
+ case TGSI_OPCODE_DP3:
+ temp = alloc_temp(pc, NULL);
+ emit_mul(pc, temp, src[0][0], src[1][0]);
+ emit_mad(pc, temp, src[0][1], src[1][1], temp);
+ emit_mad(pc, temp, src[0][2], src[1][2], temp);
+ for (c = 0; c < 4; c++)
+ emit_mov(pc, dst[c], temp);
+ free_temp(pc, temp);
+ break;
+ case TGSI_OPCODE_DP4:
+ temp = alloc_temp(pc, NULL);
+ emit_mul(pc, temp, src[0][0], src[1][0]);
+ emit_mad(pc, temp, src[0][1], src[1][1], temp);
+ emit_mad(pc, temp, src[0][2], src[1][2], temp);
+ emit_mad(pc, temp, src[0][3], src[1][3], temp);
+ for (c = 0; c < 4; c++)
+ emit_mov(pc, dst[c], temp);
+ free_temp(pc, temp);
+ break;
+ case TGSI_OPCODE_EX2:
+ for (c = 0; c < 4; c++)
+ emit_flop(pc, 6, dst[c], src[0][c]);
+ break;
+ case TGSI_OPCODE_LG2:
+ for (c = 0; c < 4; c++)
+ emit_flop(pc, 3, dst[c], src[0][c]);
+ break;
+ case TGSI_OPCODE_MAD:
+ for (c = 0; c < 4; c++)
+ emit_mad(pc, dst[c], src[0][c], src[1][c], src[2][c]);
+ break;
case TGSI_OPCODE_MOV:
for (c = 0; c < 4; c++)
emit_mov(pc, dst[c], src[0][c]);
break;
+ case TGSI_OPCODE_MUL:
+ for (c = 0; c < 4; c++)
+ emit_mul(pc, dst[c], src[0][c], src[1][c]);
+ break;
+ case TGSI_OPCODE_RCP:
+ for (c = 0; c < 4; c++)
+ emit_flop(pc, 0, dst[c], src[0][c]);
+ break;
+ case TGSI_OPCODE_RSQ:
+ for (c = 0; c < 4; c++)
+ emit_flop(pc, 2, dst[c], src[0][c]);
+ break;
+ case TGSI_OPCODE_SIN:
+ for (c = 0; c < 4; c++)
+ emit_flop(pc, 4, dst[c], src[0][c]);
+ break;
+ case TGSI_OPCODE_SUB:
+ for (c = 0; c < 4; c++)
+ emit_sub(pc, dst[c], src[0][c], src[1][c]);
+ break;
case TGSI_OPCODE_END:
break;
default:
@@ -601,8 +861,13 @@ nv50_program_validate(struct nv50_context *nv50, struct nv50_program *p)
* NOT immd - otherwise it's fucked fucked fucked */
p->insns[p->insns_nr - 1] |= 0x00000001;
+ if (p->type == NV50_PROG_VERTEX) {
+ for (i = 0; i < p->insns_nr; i++)
+ NOUVEAU_ERR("VP0x%08x\n", p->insns[i]);
+ } else {
for (i = 0; i < p->insns_nr; i++)
- NOUVEAU_ERR("%d 0x%08x\n", i, p->insns[i]);
+ NOUVEAU_ERR("FP0x%08x\n", p->insns[i]);
+ }
p->translated = TRUE;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-15 14:48:26 +0000