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Diffstat (limited to 'src/gallium/drivers/i965simple/brw_wm_glsl.c')
-rw-r--r--src/gallium/drivers/i965simple/brw_wm_glsl.c1076
1 files changed, 0 insertions, 1076 deletions
diff --git a/src/gallium/drivers/i965simple/brw_wm_glsl.c b/src/gallium/drivers/i965simple/brw_wm_glsl.c
deleted file mode 100644
index db75963932..0000000000
--- a/src/gallium/drivers/i965simple/brw_wm_glsl.c
+++ /dev/null
@@ -1,1076 +0,0 @@
-
-#include "brw_context.h"
-#include "brw_eu.h"
-#include "brw_wm.h"
-#include "util/u_math.h"
-#include "util/u_memory.h"
-#include "pipe/p_shader_tokens.h"
-#include "tgsi/tgsi_parse.h"
-
-
-
-static int get_scalar_dst_index(struct tgsi_full_instruction *inst)
-{
- struct tgsi_dst_register dst = inst->FullDstRegisters[0].DstRegister;
- int i;
- for (i = 0; i < 4; i++)
- if (dst.WriteMask & (1<<i))
- break;
- return i;
-}
-
-static struct brw_reg alloc_tmp(struct brw_wm_compile *c)
-{
- c->tmp_index++;
- c->reg_index = MAX2(c->reg_index, c->tmp_index);
- return brw_vec8_grf(c->tmp_start + c->tmp_index, 0);
-}
-
-static void release_tmps(struct brw_wm_compile *c)
-{
- c->tmp_index = 0;
-}
-
-
-static struct brw_reg
-get_reg(struct brw_wm_compile *c, int file, int index, int component )
-{
- switch (file) {
- case TGSI_FILE_NULL:
- return brw_null_reg();
-
- case TGSI_FILE_SAMPLER:
- /* Should never get here:
- */
- assert (0);
- return brw_null_reg();
-
- case TGSI_FILE_IMMEDIATE:
- /* These need a different path:
- */
- assert(0);
- return brw_null_reg();
-
-
- case TGSI_FILE_CONSTANT:
- case TGSI_FILE_INPUT:
- case TGSI_FILE_OUTPUT:
- case TGSI_FILE_TEMPORARY:
- case TGSI_FILE_ADDRESS:
- return c->wm_regs[file][index][component];
-
- default:
- assert(0);
- return brw_null_reg();
- }
-}
-
-
-static struct brw_reg get_dst_reg(struct brw_wm_compile *c,
- struct tgsi_full_instruction *inst,
- int component)
-{
- return get_reg(c,
- inst->FullDstRegisters[0].DstRegister.File,
- inst->FullDstRegisters[0].DstRegister.Index,
- component);
-}
-
-static int get_swz( struct tgsi_src_register src, int index )
-{
- switch (index & 3) {
- case 0: return src.SwizzleX;
- case 1: return src.SwizzleY;
- case 2: return src.SwizzleZ;
- case 3: return src.SwizzleW;
- default: return 0;
- }
-}
-
-static int get_ext_swz( struct tgsi_src_register_ext_swz src, int index )
-{
- switch (index & 3) {
- case 0: return src.ExtSwizzleX;
- case 1: return src.ExtSwizzleY;
- case 2: return src.ExtSwizzleZ;
- case 3: return src.ExtSwizzleW;
- default: return 0;
- }
-}
-
-static struct brw_reg get_src_reg(struct brw_wm_compile *c,
- struct tgsi_full_src_register *src,
- int index)
-{
- struct brw_reg reg;
- int component = index;
- int neg = 0;
- int abs = 0;
-
- if (src->SrcRegister.Negate)
- neg = 1;
-
- component = get_swz(src->SrcRegister, component);
-
- /* Yes, there are multiple negates:
- */
- switch (component & 3) {
- case 0: neg ^= src->SrcRegisterExtSwz.NegateX; break;
- case 1: neg ^= src->SrcRegisterExtSwz.NegateY; break;
- case 2: neg ^= src->SrcRegisterExtSwz.NegateZ; break;
- case 3: neg ^= src->SrcRegisterExtSwz.NegateW; break;
- }
-
- /* And multiple swizzles, fun isn't it:
- */
- component = get_ext_swz(src->SrcRegisterExtSwz, component);
-
- /* Not handling indirect lookups yet:
- */
- assert(src->SrcRegister.Indirect == 0);
-
- /* Don't know what dimension means:
- */
- assert(src->SrcRegister.Dimension == 0);
-
- /* Will never handle any of this stuff:
- */
- assert(src->SrcRegisterExtMod.Complement == 0);
- assert(src->SrcRegisterExtMod.Bias == 0);
- assert(src->SrcRegisterExtMod.Scale2X == 0);
-
- if (src->SrcRegisterExtMod.Absolute)
- abs = 1;
-
- /* Another negate! This is a post-absolute negate, which we
- * can't do. Need to clean the crap out of tgsi somehow.
- */
- assert(src->SrcRegisterExtMod.Negate == 0);
-
- switch( component ) {
- case TGSI_EXTSWIZZLE_X:
- case TGSI_EXTSWIZZLE_Y:
- case TGSI_EXTSWIZZLE_Z:
- case TGSI_EXTSWIZZLE_W:
- reg = get_reg(c,
- src->SrcRegister.File,
- src->SrcRegister.Index,
- component );
-
- if (neg)
- reg = negate(reg);
-
- if (abs)
- reg = brw_abs(reg);
-
- break;
-
- /* XXX: this won't really work in the general case, but we know
- * that the extended swizzle is only allowed in the SWZ
- * instruction (right??), in which case using an immediate
- * directly will work.
- */
- case TGSI_EXTSWIZZLE_ZERO:
- reg = brw_imm_f(0);
- break;
-
- case TGSI_EXTSWIZZLE_ONE:
- if (neg && !abs)
- reg = brw_imm_f(-1.0);
- else
- reg = brw_imm_f(1.0);
- break;
-
- default:
- assert(0);
- break;
- }
-
-
- return reg;
-}
-
-static void emit_abs( struct brw_wm_compile *c,
- struct tgsi_full_instruction *inst)
-{
- unsigned mask = inst->FullDstRegisters[0].DstRegister.WriteMask;
-
- int i;
- struct brw_compile *p = &c->func;
- brw_set_saturate(p, inst->Instruction.Saturate != TGSI_SAT_NONE);
- for (i = 0; i < 4; i++) {
- if (mask & (1<<i)) {
- struct brw_reg src, dst;
- dst = get_dst_reg(c, inst, i);
- src = get_src_reg(c, &inst->FullSrcRegisters[0], i);
- brw_MOV(p, dst, brw_abs(src)); /* NOTE */
- }
- }
- brw_set_saturate(p, 0);
-}
-
-
-static void emit_xpd(struct brw_wm_compile *c,
- struct tgsi_full_instruction *inst)
-{
- int i;
- struct brw_compile *p = &c->func;
- unsigned mask = inst->FullDstRegisters[0].DstRegister.WriteMask;
- for (i = 0; i < 4; i++) {
- unsigned i2 = (i+2)%3;
- unsigned i1 = (i+1)%3;
- if (mask & (1<<i)) {
- struct brw_reg src0, src1, dst;
- dst = get_dst_reg(c, inst, i);
- src0 = negate(get_src_reg(c, &inst->FullSrcRegisters[0], i2));
- src1 = get_src_reg(c, &inst->FullSrcRegisters[1], i1);
- brw_MUL(p, brw_null_reg(), src0, src1);
- src0 = get_src_reg(c, &inst->FullSrcRegisters[0], i1);
- src1 = get_src_reg(c, &inst->FullSrcRegisters[1], i2);
- brw_set_saturate(p, inst->Instruction.Saturate != TGSI_SAT_NONE);
- brw_MAC(p, dst, src0, src1);
- brw_set_saturate(p, 0);
- }
- }
- brw_set_saturate(p, 0);
-}
-
-static void emit_dp3(struct brw_wm_compile *c,
- struct tgsi_full_instruction *inst)
-{
- struct brw_reg src0[3], src1[3], dst;
- int i;
- struct brw_compile *p = &c->func;
- for (i = 0; i < 3; i++) {
- src0[i] = get_src_reg(c, &inst->FullSrcRegisters[0], i);
- src1[i] = get_src_reg(c, &inst->FullSrcRegisters[1], i);
- }
-
- dst = get_dst_reg(c, inst, get_scalar_dst_index(inst));
- brw_MUL(p, brw_null_reg(), src0[0], src1[0]);
- brw_MAC(p, brw_null_reg(), src0[1], src1[1]);
- brw_set_saturate(p, (inst->Instruction.Saturate != TGSI_SAT_NONE) ? 1 : 0);
- brw_MAC(p, dst, src0[2], src1[2]);
- brw_set_saturate(p, 0);
-}
-
-static void emit_dp4(struct brw_wm_compile *c,
- struct tgsi_full_instruction *inst)
-{
- struct brw_reg src0[4], src1[4], dst;
- int i;
- struct brw_compile *p = &c->func;
- for (i = 0; i < 4; i++) {
- src0[i] = get_src_reg(c, &inst->FullSrcRegisters[0], i);
- src1[i] = get_src_reg(c, &inst->FullSrcRegisters[1], i);
- }
- dst = get_dst_reg(c, inst, get_scalar_dst_index(inst));
- brw_MUL(p, brw_null_reg(), src0[0], src1[0]);
- brw_MAC(p, brw_null_reg(), src0[1], src1[1]);
- brw_MAC(p, brw_null_reg(), src0[2], src1[2]);
- brw_set_saturate(p, (inst->Instruction.Saturate != TGSI_SAT_NONE) ? 1 : 0);
- brw_MAC(p, dst, src0[3], src1[3]);
- brw_set_saturate(p, 0);
-}
-
-static void emit_dph(struct brw_wm_compile *c,
- struct tgsi_full_instruction *inst)
-{
- struct brw_reg src0[4], src1[4], dst;
- int i;
- struct brw_compile *p = &c->func;
- for (i = 0; i < 4; i++) {
- src0[i] = get_src_reg(c, &inst->FullSrcRegisters[0], i);
- src1[i] = get_src_reg(c, &inst->FullSrcRegisters[1], i);
- }
- dst = get_dst_reg(c, inst, get_scalar_dst_index(inst));
- brw_MUL(p, brw_null_reg(), src0[0], src1[0]);
- brw_MAC(p, brw_null_reg(), src0[1], src1[1]);
- brw_MAC(p, dst, src0[2], src1[2]);
- brw_set_saturate(p, (inst->Instruction.Saturate != TGSI_SAT_NONE) ? 1 : 0);
- brw_ADD(p, dst, src0[3], src1[3]);
- brw_set_saturate(p, 0);
-}
-
-static void emit_math1(struct brw_wm_compile *c,
- struct tgsi_full_instruction *inst, unsigned func)
-{
- struct brw_compile *p = &c->func;
- struct brw_reg src0, dst;
-
- src0 = get_src_reg(c, &inst->FullSrcRegisters[0], 0);
- dst = get_dst_reg(c, inst, get_scalar_dst_index(inst));
- brw_MOV(p, brw_message_reg(2), src0);
- brw_math(p,
- dst,
- func,
- ((inst->Instruction.Saturate != TGSI_SAT_NONE)
- ? BRW_MATH_SATURATE_SATURATE
- : BRW_MATH_SATURATE_NONE),
- 2,
- brw_null_reg(),
- BRW_MATH_DATA_VECTOR,
- BRW_MATH_PRECISION_FULL);
-}
-
-
-static void emit_alu2(struct brw_wm_compile *c,
- struct tgsi_full_instruction *inst,
- unsigned opcode)
-{
- struct brw_compile *p = &c->func;
- struct brw_reg src0, src1, dst;
- unsigned mask = inst->FullDstRegisters[0].DstRegister.WriteMask;
- int i;
- brw_set_saturate(p, (inst->Instruction.Saturate != TGSI_SAT_NONE) ? 1 : 0);
- for (i = 0 ; i < 4; i++) {
- if (mask & (1<<i)) {
- dst = get_dst_reg(c, inst, i);
- src0 = get_src_reg(c, &inst->FullSrcRegisters[0], i);
- src1 = get_src_reg(c, &inst->FullSrcRegisters[1], i);
- brw_alu2(p, opcode, dst, src0, src1);
- }
- }
- brw_set_saturate(p, 0);
-}
-
-
-static void emit_alu1(struct brw_wm_compile *c,
- struct tgsi_full_instruction *inst,
- unsigned opcode)
-{
- struct brw_compile *p = &c->func;
- struct brw_reg src0, dst;
- unsigned mask = inst->FullDstRegisters[0].DstRegister.WriteMask;
- int i;
- brw_set_saturate(p, (inst->Instruction.Saturate != TGSI_SAT_NONE) ? 1 : 0);
- for (i = 0 ; i < 4; i++) {
- if (mask & (1<<i)) {
- dst = get_dst_reg(c, inst, i);
- src0 = get_src_reg(c, &inst->FullSrcRegisters[0], i);
- brw_alu1(p, opcode, dst, src0);
- }
- }
- if (inst->Instruction.Saturate != TGSI_SAT_NONE)
- brw_set_saturate(p, 0);
-}
-
-
-static void emit_max(struct brw_wm_compile *c,
- struct tgsi_full_instruction *inst)
-{
- struct brw_compile *p = &c->func;
- unsigned mask = inst->FullDstRegisters[0].DstRegister.WriteMask;
- struct brw_reg src0, src1, dst;
- int i;
- brw_push_insn_state(p);
- for (i = 0; i < 4; i++) {
- if (mask & (1<<i)) {
- dst = get_dst_reg(c, inst, i);
- src0 = get_src_reg(c, &inst->FullSrcRegisters[0], i);
- src1 = get_src_reg(c, &inst->FullSrcRegisters[1], i);
- brw_set_saturate(p, (inst->Instruction.Saturate != TGSI_SAT_NONE) ? 1 : 0);
- brw_MOV(p, dst, src0);
- brw_set_saturate(p, 0);
-
- brw_CMP(p, brw_null_reg(), BRW_CONDITIONAL_L, src0, src1);
- brw_set_saturate(p, (inst->Instruction.Saturate != TGSI_SAT_NONE) ? 1 : 0);
- brw_set_predicate_control(p, BRW_PREDICATE_NORMAL);
- brw_MOV(p, dst, src1);
- brw_set_saturate(p, 0);
- brw_set_predicate_control_flag_value(p, 0xff);
- }
- }
- brw_pop_insn_state(p);
-}
-
-static void emit_min(struct brw_wm_compile *c,
- struct tgsi_full_instruction *inst)
-{
- struct brw_compile *p = &c->func;
- unsigned mask = inst->FullDstRegisters[0].DstRegister.WriteMask;
- struct brw_reg src0, src1, dst;
- int i;
- brw_push_insn_state(p);
- for (i = 0; i < 4; i++) {
- if (mask & (1<<i)) {
- dst = get_dst_reg(c, inst, i);
- src0 = get_src_reg(c, &inst->FullSrcRegisters[0], i);
- src1 = get_src_reg(c, &inst->FullSrcRegisters[1], i);
- brw_set_saturate(p, (inst->Instruction.Saturate != TGSI_SAT_NONE) ? 1 : 0);
- brw_MOV(p, dst, src0);
- brw_set_saturate(p, 0);
-
- brw_CMP(p, brw_null_reg(), BRW_CONDITIONAL_L, src1, src0);
- brw_set_saturate(p, (inst->Instruction.Saturate != TGSI_SAT_NONE) ? 1 : 0);
- brw_set_predicate_control(p, BRW_PREDICATE_NORMAL);
- brw_MOV(p, dst, src1);
- brw_set_saturate(p, 0);
- brw_set_predicate_control_flag_value(p, 0xff);
- }
- }
- brw_pop_insn_state(p);
-}
-
-static void emit_pow(struct brw_wm_compile *c,
- struct tgsi_full_instruction *inst)
-{
- struct brw_compile *p = &c->func;
- struct brw_reg dst, src0, src1;
- dst = get_dst_reg(c, inst, get_scalar_dst_index(inst));
- src0 = get_src_reg(c, &inst->FullSrcRegisters[0], 0);
- src1 = get_src_reg(c, &inst->FullSrcRegisters[1], 0);
-
- brw_MOV(p, brw_message_reg(2), src0);
- brw_MOV(p, brw_message_reg(3), src1);
-
- brw_math(p,
- dst,
- BRW_MATH_FUNCTION_POW,
- (inst->Instruction.Saturate != TGSI_SAT_NONE
- ? BRW_MATH_SATURATE_SATURATE
- : BRW_MATH_SATURATE_NONE),
- 2,
- brw_null_reg(),
- BRW_MATH_DATA_VECTOR,
- BRW_MATH_PRECISION_FULL);
-}
-
-static void emit_lrp(struct brw_wm_compile *c,
- struct tgsi_full_instruction *inst)
-{
- struct brw_compile *p = &c->func;
- unsigned mask = inst->FullDstRegisters[0].DstRegister.WriteMask;
- struct brw_reg dst, tmp1, tmp2, src0, src1, src2;
- int i;
- for (i = 0; i < 4; i++) {
- if (mask & (1<<i)) {
- dst = get_dst_reg(c, inst, i);
- src0 = get_src_reg(c, &inst->FullSrcRegisters[0], i);
-
- src1 = get_src_reg(c, &inst->FullSrcRegisters[1], i);
-
- if (src1.nr == dst.nr) {
- tmp1 = alloc_tmp(c);
- brw_MOV(p, tmp1, src1);
- } else
- tmp1 = src1;
-
- src2 = get_src_reg(c, &inst->FullSrcRegisters[2], i);
- if (src2.nr == dst.nr) {
- tmp2 = alloc_tmp(c);
- brw_MOV(p, tmp2, src2);
- } else
- tmp2 = src2;
-
- brw_ADD(p, dst, negate(src0), brw_imm_f(1.0));
- brw_MUL(p, brw_null_reg(), dst, tmp2);
- brw_set_saturate(p, (inst->Instruction.Saturate != TGSI_SAT_NONE) ? 1 : 0);
- brw_MAC(p, dst, src0, tmp1);
- brw_set_saturate(p, 0);
- }
- release_tmps(c);
- }
-}
-
-static void emit_kil(struct brw_wm_compile *c)
-{
- struct brw_compile *p = &c->func;
- struct brw_reg depth = retype(brw_vec1_grf(0, 0), BRW_REGISTER_TYPE_UW);
- brw_push_insn_state(p);
- brw_set_mask_control(p, BRW_MASK_DISABLE);
- brw_NOT(p, c->emit_mask_reg, brw_mask_reg(1)); //IMASK
- brw_AND(p, depth, c->emit_mask_reg, depth);
- brw_pop_insn_state(p);
-}
-
-static void emit_mad(struct brw_wm_compile *c,
- struct tgsi_full_instruction *inst)
-{
- struct brw_compile *p = &c->func;
- unsigned mask = inst->FullDstRegisters[0].DstRegister.WriteMask;
- struct brw_reg dst, src0, src1, src2;
- int i;
-
- for (i = 0; i < 4; i++) {
- if (mask & (1<<i)) {
- dst = get_dst_reg(c, inst, i);
- src0 = get_src_reg(c, &inst->FullSrcRegisters[0], i);
- src1 = get_src_reg(c, &inst->FullSrcRegisters[1], i);
- src2 = get_src_reg(c, &inst->FullSrcRegisters[2], i);
- brw_MUL(p, dst, src0, src1);
-
- brw_set_saturate(p, (inst->Instruction.Saturate != TGSI_SAT_NONE) ? 1 : 0);
- brw_ADD(p, dst, dst, src2);
- brw_set_saturate(p, 0);
- }
- }
-}
-
-static void emit_sop(struct brw_wm_compile *c,
- struct tgsi_full_instruction *inst, unsigned cond)
-{
- struct brw_compile *p = &c->func;
- unsigned mask = inst->FullDstRegisters[0].DstRegister.WriteMask;
- struct brw_reg dst, src0, src1;
- int i;
-
- brw_push_insn_state(p);
- for (i = 0; i < 4; i++) {
- if (mask & (1<<i)) {
- dst = get_dst_reg(c, inst, i);
- src0 = get_src_reg(c, &inst->FullSrcRegisters[0], i);
- src1 = get_src_reg(c, &inst->FullSrcRegisters[1], i);
- brw_CMP(p, brw_null_reg(), cond, src0, src1);
- brw_set_predicate_control(p, BRW_PREDICATE_NONE);
- brw_MOV(p, dst, brw_imm_f(0.0));
- brw_set_predicate_control(p, BRW_PREDICATE_NORMAL);
- brw_MOV(p, dst, brw_imm_f(1.0));
- }
- }
- brw_pop_insn_state(p);
-}
-
-
-static void emit_ddx(struct brw_wm_compile *c,
- struct tgsi_full_instruction *inst)
-{
- struct brw_compile *p = &c->func;
- unsigned mask = inst->FullDstRegisters[0].DstRegister.WriteMask;
- struct brw_reg interp[4];
- struct brw_reg dst;
- struct brw_reg src0, w;
- unsigned nr, i;
- src0 = get_src_reg(c, &inst->FullSrcRegisters[0], 0);
- w = get_src_reg(c, &inst->FullSrcRegisters[1], 3);
- nr = src0.nr;
- interp[0] = brw_vec1_grf(nr, 0);
- interp[1] = brw_vec1_grf(nr, 4);
- interp[2] = brw_vec1_grf(nr+1, 0);
- interp[3] = brw_vec1_grf(nr+1, 4);
- brw_set_saturate(p, inst->Instruction.Saturate != TGSI_SAT_NONE);
- for(i = 0; i < 4; i++ ) {
- if (mask & (1<<i)) {
- dst = get_dst_reg(c, inst, i);
- brw_MOV(p, dst, interp[i]);
- brw_MUL(p, dst, dst, w);
- }
- }
- brw_set_saturate(p, 0);
-}
-
-static void emit_ddy(struct brw_wm_compile *c,
- struct tgsi_full_instruction *inst)
-{
- struct brw_compile *p = &c->func;
- unsigned mask = inst->FullDstRegisters[0].DstRegister.WriteMask;
- struct brw_reg interp[4];
- struct brw_reg dst;
- struct brw_reg src0, w;
- unsigned nr, i;
-
- src0 = get_src_reg(c, &inst->FullSrcRegisters[0], 0);
- nr = src0.nr;
- w = get_src_reg(c, &inst->FullSrcRegisters[1], 3);
- interp[0] = brw_vec1_grf(nr, 0);
- interp[1] = brw_vec1_grf(nr, 4);
- interp[2] = brw_vec1_grf(nr+1, 0);
- interp[3] = brw_vec1_grf(nr+1, 4);
- brw_set_saturate(p, inst->Instruction.Saturate != TGSI_SAT_NONE);
- for(i = 0; i < 4; i++ ) {
- if (mask & (1<<i)) {
- dst = get_dst_reg(c, inst, i);
- brw_MOV(p, dst, suboffset(interp[i], 1));
- brw_MUL(p, dst, dst, w);
- }
- }
- brw_set_saturate(p, 0);
-}
-
-/* TODO
- BIAS on SIMD8 not workind yet...
-*/
-static void emit_txb(struct brw_wm_compile *c,
- struct tgsi_full_instruction *inst)
-{
-#if 0
- struct brw_compile *p = &c->func;
- struct brw_reg payload_reg = c->payload_depth[0];
- struct brw_reg dst[4], src[4];
- unsigned i;
- for (i = 0; i < 4; i++)
- dst[i] = get_dst_reg(c, inst, i);
- for (i = 0; i < 4; i++)
- src[i] = get_src_reg(c, &inst->FullSrcRegisters[0], i);
-
-#if 0
- switch (inst->TexSrcTarget) {
- case TEXTURE_1D_INDEX:
- brw_MOV(p, brw_message_reg(2), src[0]);
- brw_MOV(p, brw_message_reg(3), brw_imm_f(0));
- brw_MOV(p, brw_message_reg(4), brw_imm_f(0));
- break;
- case TEXTURE_2D_INDEX:
- case TEXTURE_RECT_INDEX:
- brw_MOV(p, brw_message_reg(2), src[0]);
- brw_MOV(p, brw_message_reg(3), src[1]);
- brw_MOV(p, brw_message_reg(4), brw_imm_f(0));
- break;
- default:
- brw_MOV(p, brw_message_reg(2), src[0]);
- brw_MOV(p, brw_message_reg(3), src[1]);
- brw_MOV(p, brw_message_reg(4), src[2]);
- break;
- }
-#else
- brw_MOV(p, brw_message_reg(2), src[0]);
- brw_MOV(p, brw_message_reg(3), src[1]);
- brw_MOV(p, brw_message_reg(4), brw_imm_f(0));
-#endif
-
- brw_MOV(p, brw_message_reg(5), src[3]);
- brw_MOV(p, brw_message_reg(6), brw_imm_f(0));
- brw_SAMPLE(p,
- retype(vec8(dst[0]), BRW_REGISTER_TYPE_UW),
- 1,
- retype(payload_reg, BRW_REGISTER_TYPE_UW),
- inst->TexSrcUnit + 1, /* surface */
- inst->TexSrcUnit, /* sampler */
- inst->FullDstRegisters[0].DstRegister.WriteMask,
- BRW_SAMPLER_MESSAGE_SIMD16_SAMPLE_BIAS,
- 4,
- 4,
- 0);
-#endif
-}
-
-static void emit_tex(struct brw_wm_compile *c,
- struct tgsi_full_instruction *inst)
-{
-#if 0
- struct brw_compile *p = &c->func;
- struct brw_reg payload_reg = c->payload_depth[0];
- struct brw_reg dst[4], src[4];
- unsigned msg_len;
- unsigned i, nr;
- unsigned emit;
- boolean shadow = (c->key.shadowtex_mask & (1<<inst->TexSrcUnit)) ? 1 : 0;
-
- for (i = 0; i < 4; i++)
- dst[i] = get_dst_reg(c, inst, i);
- for (i = 0; i < 4; i++)
- src[i] = get_src_reg(c, &inst->FullSrcRegisters[0], i);
-
-#if 0
- switch (inst->TexSrcTarget) {
- case TEXTURE_1D_INDEX:
- emit = WRITEMASK_X;
- nr = 1;
- break;
- case TEXTURE_2D_INDEX:
- case TEXTURE_RECT_INDEX:
- emit = WRITEMASK_XY;
- nr = 2;
- break;
- default:
- emit = WRITEMASK_XYZ;
- nr = 3;
- break;
- }
-#else
- emit = WRITEMASK_XY;
- nr = 2;
-#endif
-
- msg_len = 1;
-
- for (i = 0; i < nr; i++) {
- static const unsigned swz[4] = {0,1,2,2};
- if (emit & (1<<i))
- brw_MOV(p, brw_message_reg(msg_len+1), src[swz[i]]);
- else
- brw_MOV(p, brw_message_reg(msg_len+1), brw_imm_f(0));
- msg_len += 1;
- }
-
- if (shadow) {
- brw_MOV(p, brw_message_reg(5), brw_imm_f(0));
- brw_MOV(p, brw_message_reg(6), src[2]);
- }
-
- brw_SAMPLE(p,
- retype(vec8(dst[0]), BRW_REGISTER_TYPE_UW),
- 1,
- retype(payload_reg, BRW_REGISTER_TYPE_UW),
- inst->TexSrcUnit + 1, /* surface */
- inst->TexSrcUnit, /* sampler */
- inst->FullDstRegisters[0].DstRegister.WriteMask,
- BRW_SAMPLER_MESSAGE_SIMD8_SAMPLE,
- 4,
- shadow ? 6 : 4,
- 0);
-
- if (shadow)
- brw_MOV(p, dst[3], brw_imm_f(1.0));
-#endif
-}
-
-
-
-
-
-
-
-
-static void emit_fb_write(struct brw_wm_compile *c,
- struct tgsi_full_instruction *inst)
-{
- struct brw_compile *p = &c->func;
- int nr = 2;
- int channel;
- int base_reg = 0;
-
- // src0 = output color
- // src1 = payload_depth[0]
- // src2 = output depth
- // dst = ???
-
-
-
- /* Reserve a space for AA - may not be needed:
- */
- if (c->key.aa_dest_stencil_reg)
- nr += 1;
-
- {
- brw_push_insn_state(p);
- for (channel = 0; channel < 4; channel++) {
- struct brw_reg src0 = c->wm_regs[TGSI_FILE_OUTPUT][0][channel];
-
- /* mov (8) m2.0<1>:ud r28.0<8;8,1>:ud { Align1 } */
- /* mov (8) m6.0<1>:ud r29.0<8;8,1>:ud { Align1 SecHalf } */
- brw_MOV(p, brw_message_reg(nr + channel), src0);
- }
- /* skip over the regs populated above: */
- nr += 8;
- brw_pop_insn_state(p);
- }
-
-
- /* Pass through control information:
- */
- /* mov (8) m1.0<1>:ud r1.0<8;8,1>:ud { Align1 NoMask } */
- {
- brw_push_insn_state(p);
- brw_set_mask_control(p, BRW_MASK_DISABLE); /* ? */
- brw_MOV(p,
- brw_message_reg(base_reg + 1),
- brw_vec8_grf(1, 0));
- brw_pop_insn_state(p);
- }
-
- /* Send framebuffer write message: */
- brw_fb_WRITE(p,
- retype(vec8(brw_null_reg()), BRW_REGISTER_TYPE_UW),
- base_reg,
- retype(brw_vec8_grf(0, 0), BRW_REGISTER_TYPE_UW),
- 0, /* render surface always 0 */
- nr,
- 0,
- 1);
-
-}
-
-
-static void brw_wm_emit_instruction( struct brw_wm_compile *c,
- struct tgsi_full_instruction *inst )
-{
- struct brw_compile *p = &c->func;
-
-#if 0
- if (inst->CondUpdate)
- brw_set_conditionalmod(p, BRW_CONDITIONAL_NZ);
- else
- brw_set_conditionalmod(p, BRW_CONDITIONAL_NONE);
-#else
- brw_set_conditionalmod(p, BRW_CONDITIONAL_NONE);
-#endif
-
- switch (inst->Instruction.Opcode) {
- case TGSI_OPCODE_ABS:
- emit_abs(c, inst);
- break;
- case TGSI_OPCODE_ADD:
- emit_alu2(c, inst, BRW_OPCODE_ADD);
- break;
- case TGSI_OPCODE_SUB:
- assert(0);
-// emit_alu2(c, inst, BRW_OPCODE_SUB);
- break;
- case TGSI_OPCODE_FRC:
- emit_alu1(c, inst, BRW_OPCODE_FRC);
- break;
- case TGSI_OPCODE_FLR:
- assert(0);
-// emit_alu1(c, inst, BRW_OPCODE_FLR);
- break;
- case TGSI_OPCODE_LRP:
- emit_lrp(c, inst);
- break;
- case TGSI_OPCODE_INT:
- emit_alu1(c, inst, BRW_OPCODE_RNDD);
- break;
- case TGSI_OPCODE_MOV:
- emit_alu1(c, inst, BRW_OPCODE_MOV);
- break;
- case TGSI_OPCODE_DP3:
- emit_dp3(c, inst);
- break;
- case TGSI_OPCODE_DP4:
- emit_dp4(c, inst);
- break;
- case TGSI_OPCODE_XPD:
- emit_xpd(c, inst);
- break;
- case TGSI_OPCODE_DPH:
- emit_dph(c, inst);
- break;
- case TGSI_OPCODE_RCP:
- emit_math1(c, inst, BRW_MATH_FUNCTION_INV);
- break;
- case TGSI_OPCODE_RSQ:
- emit_math1(c, inst, BRW_MATH_FUNCTION_RSQ);
- break;
- case TGSI_OPCODE_SIN:
- emit_math1(c, inst, BRW_MATH_FUNCTION_SIN);
- break;
- case TGSI_OPCODE_COS:
- emit_math1(c, inst, BRW_MATH_FUNCTION_COS);
- break;
- case TGSI_OPCODE_EX2:
- emit_math1(c, inst, BRW_MATH_FUNCTION_EXP);
- break;
- case TGSI_OPCODE_LG2:
- emit_math1(c, inst, BRW_MATH_FUNCTION_LOG);
- break;
- case TGSI_OPCODE_MAX:
- emit_max(c, inst);
- break;
- case TGSI_OPCODE_MIN:
- emit_min(c, inst);
- break;
- case TGSI_OPCODE_DDX:
- emit_ddx(c, inst);
- break;
- case TGSI_OPCODE_DDY:
- emit_ddy(c, inst);
- break;
- case TGSI_OPCODE_SLT:
- emit_sop(c, inst, BRW_CONDITIONAL_L);
- break;
- case TGSI_OPCODE_SLE:
- emit_sop(c, inst, BRW_CONDITIONAL_LE);
- break;
- case TGSI_OPCODE_SGT:
- emit_sop(c, inst, BRW_CONDITIONAL_G);
- break;
- case TGSI_OPCODE_SGE:
- emit_sop(c, inst, BRW_CONDITIONAL_GE);
- break;
- case TGSI_OPCODE_SEQ:
- emit_sop(c, inst, BRW_CONDITIONAL_EQ);
- break;
- case TGSI_OPCODE_SNE:
- emit_sop(c, inst, BRW_CONDITIONAL_NEQ);
- break;
- case TGSI_OPCODE_MUL:
- emit_alu2(c, inst, BRW_OPCODE_MUL);
- break;
- case TGSI_OPCODE_POW:
- emit_pow(c, inst);
- break;
- case TGSI_OPCODE_MAD:
- emit_mad(c, inst);
- break;
- case TGSI_OPCODE_TEX:
- emit_tex(c, inst);
- break;
- case TGSI_OPCODE_TXB:
- emit_txb(c, inst);
- break;
- case TGSI_OPCODE_TEXKILL:
- emit_kil(c);
- break;
- case TGSI_OPCODE_IF:
- assert(c->if_insn < MAX_IFSN);
- c->if_inst[c->if_insn++] = brw_IF(p, BRW_EXECUTE_8);
- break;
- case TGSI_OPCODE_ELSE:
- c->if_inst[c->if_insn-1] = brw_ELSE(p, c->if_inst[c->if_insn-1]);
- break;
- case TGSI_OPCODE_ENDIF:
- assert(c->if_insn > 0);
- brw_ENDIF(p, c->if_inst[--c->if_insn]);
- break;
- case TGSI_OPCODE_BGNSUB:
- case TGSI_OPCODE_ENDSUB:
- break;
- case TGSI_OPCODE_CAL:
- brw_push_insn_state(p);
- brw_set_mask_control(p, BRW_MASK_DISABLE);
- brw_set_access_mode(p, BRW_ALIGN_1);
- brw_ADD(p, deref_1ud(c->stack_index, 0), brw_ip_reg(), brw_imm_d(3*16));
- brw_set_access_mode(p, BRW_ALIGN_16);
- brw_ADD(p,
- get_addr_reg(c->stack_index),
- get_addr_reg(c->stack_index), brw_imm_d(4));
-// orig_inst = inst->Data;
-// orig_inst->Data = &p->store[p->nr_insn];
- assert(0);
- brw_ADD(p, brw_ip_reg(), brw_ip_reg(), brw_imm_d(1*16));
- brw_pop_insn_state(p);
- break;
-
- case TGSI_OPCODE_RET:
-#if 0
- brw_push_insn_state(p);
- brw_set_mask_control(p, BRW_MASK_DISABLE);
- brw_ADD(p,
- get_addr_reg(c->stack_index),
- get_addr_reg(c->stack_index), brw_imm_d(-4));
- brw_set_access_mode(p, BRW_ALIGN_1);
- brw_MOV(p, brw_ip_reg(), deref_1ud(c->stack_index, 0));
- brw_set_access_mode(p, BRW_ALIGN_16);
- brw_pop_insn_state(p);
-#else
- emit_fb_write(c, inst);
-#endif
-
- break;
- case TGSI_OPCODE_BGNFOR:
- c->loop_inst[c->loop_insn++] = brw_DO(p, BRW_EXECUTE_8);
- break;
- case TGSI_OPCODE_BRK:
- brw_BREAK(p);
- brw_set_predicate_control(p, BRW_PREDICATE_NONE);
- break;
- case TGSI_OPCODE_CONT:
- brw_CONT(p);
- brw_set_predicate_control(p, BRW_PREDICATE_NONE);
- break;
- case TGSI_OPCODE_ENDFOR:
- c->loop_insn--;
- c->inst0 = c->inst1 = brw_WHILE(p, c->loop_inst[c->loop_insn]);
- /* patch all the BREAK instructions from
- last BGNFOR */
- while (c->inst0 > c->loop_inst[c->loop_insn]) {
- c->inst0--;
- if (c->inst0->header.opcode == BRW_OPCODE_BREAK) {
- c->inst0->bits3.if_else.jump_count = c->inst1 - c->inst0 + 1;
- c->inst0->bits3.if_else.pop_count = 0;
- } else if (c->inst0->header.opcode == BRW_OPCODE_CONTINUE) {
- c->inst0->bits3.if_else.jump_count = c->inst1 - c->inst0;
- c->inst0->bits3.if_else.pop_count = 0;
- }
- }
- break;
- case TGSI_OPCODE_END:
- emit_fb_write(c, inst);
- break;
-
- default:
- debug_printf("unsupported IR in fragment shader %d\n",
- inst->Instruction.Opcode);
- }
-#if 0
- if (inst->CondUpdate)
- brw_set_predicate_control(p, BRW_PREDICATE_NORMAL);
- else
- brw_set_predicate_control(p, BRW_PREDICATE_NONE);
-#endif
-}
-
-
-
-
-
-
-void brw_wm_glsl_emit(struct brw_wm_compile *c)
-{
- struct tgsi_parse_context parse;
- struct brw_compile *p = &c->func;
-
- brw_init_compile(&c->func);
- brw_set_compression_control(p, BRW_COMPRESSION_NONE);
-
- c->reg_index = 0;
- c->if_insn = 0;
- c->loop_insn = 0;
- c->stack_index = brw_indirect(0,0);
-
- /* Do static register allocation and parameter interpolation:
- */
- brw_wm_emit_decls( c );
-
- /* Emit the actual program. All done with very direct translation,
- * hopefully we can improve on this shortly...
- */
- brw_MOV(p, get_addr_reg(c->stack_index), brw_address(c->stack));
-
- tgsi_parse_init( &parse, c->fp->program.tokens );
-
- while( !tgsi_parse_end_of_tokens( &parse ) )
- {
- tgsi_parse_token( &parse );
-
- switch( parse.FullToken.Token.Type ) {
- case TGSI_TOKEN_TYPE_DECLARATION:
- /* already done */
- break;
-
- case TGSI_TOKEN_TYPE_IMMEDIATE:
- /* not handled yet */
- assert(0);
- break;
-
- case TGSI_TOKEN_TYPE_INSTRUCTION:
- brw_wm_emit_instruction(c, &parse.FullToken.FullInstruction);
- break;
-
- default:
- assert( 0 );
- }
- }
-
- tgsi_parse_free (&parse);
-
- /* Fix up call targets:
- */
-#if 0
- {
- unsigned nr_insns = c->fp->program.Base.NumInstructions;
- unsigned insn, target_insn;
- struct tgsi_full_instruction *inst1, *inst2;
- struct brw_instruction *brw_inst1, *brw_inst2;
- int offset;
- for (insn = 0; insn < nr_insns; insn++) {
- inst1 = &c->fp->program.Base.Instructions[insn];
- brw_inst1 = inst1->Data;
- switch (inst1->Opcode) {
- case TGSI_OPCODE_CAL:
- target_insn = inst1->BranchTarget;
- inst2 = &c->fp->program.Base.Instructions[target_insn];
- brw_inst2 = inst2->Data;
- offset = brw_inst2 - brw_inst1;
- brw_set_src1(brw_inst1, brw_imm_d(offset*16));
- break;
- default:
- break;
- }
- }
- }
-#endif
-
- c->prog_data.total_grf = c->reg_index;
- c->prog_data.total_scratch = 0;
-}
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-08 13:18:55 +0000