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path: root/src/mesa/drivers/dri/i965/brw_wm_glsl.c
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Diffstat (limited to 'src/mesa/drivers/dri/i965/brw_wm_glsl.c')
-rw-r--r--src/mesa/drivers/dri/i965/brw_wm_glsl.c178
1 files changed, 81 insertions, 97 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_wm_glsl.c b/src/mesa/drivers/dri/i965/brw_wm_glsl.c
index 575cd45d57..22e17622c6 100644
--- a/src/mesa/drivers/dri/i965/brw_wm_glsl.c
+++ b/src/mesa/drivers/dri/i965/brw_wm_glsl.c
@@ -56,7 +56,7 @@ static void set_reg(struct brw_wm_compile *c, int file, int index,
* Examine instruction's write mask to find index of first component
* enabled for writing.
*/
-static int get_scalar_dst_index(struct prog_instruction *inst)
+static int get_scalar_dst_index(const struct prog_instruction *inst)
{
int i;
for (i = 0; i < 4; i++)
@@ -254,14 +254,15 @@ static void prealloc_reg(struct brw_wm_compile *c)
* XXX alloc these on demand!
*/
if (c->use_const_buffer) {
- c->current_const[0].reg = alloc_tmp(c);
- c->current_const[1].reg = alloc_tmp(c);
- c->current_const[2].reg = alloc_tmp(c);
+ for (i = 0; i < 3; i++) {
+ c->current_const[i].index = -1;
+ c->current_const[i].reg = alloc_tmp(c);
+ }
}
- /*
+#if 0
printf("USE CONST BUFFER? %d\n", c->use_const_buffer);
printf("AFTER PRE_ALLOC, reg_index = %d\n", c->reg_index);
- */
+#endif
}
@@ -283,14 +284,12 @@ static void fetch_constants(struct brw_wm_compile *c,
src->File == PROGRAM_CONSTANT ||
src->File == PROGRAM_UNIFORM) {
if (c->current_const[i].index != src->Index) {
-
c->current_const[i].index = src->Index;
- /*c->current_const[i].reg = alloc_tmp(c);*/
- /*
+#if 0
printf(" fetch const[%d] for arg %d into reg %d\n",
src->Index, i, c->current_const[i].reg.nr);
- */
+#endif
/* need to fetch the constant now */
brw_dp_READ_4(p,
@@ -298,28 +297,8 @@ static void fetch_constants(struct brw_wm_compile *c,
1, /* msg_reg */
src->RelAddr, /* relative indexing? */
16 * src->Index, /* byte offset */
- BRW_WM_MAX_SURF - 1 /* binding table index */
+ SURF_INDEX_FRAG_CONST_BUFFER/* binding table index */
);
-
-#if 0
- /* dependency stall */
- {
- int response_length = 1;
- int mark = mark_tmps( c );
- struct brw_reg src = c->current_const[i].reg;
- struct brw_reg tmp = alloc_tmp(c);
-
- /* mov (8) r9.0<1>:f r9.0<8;8,1>:f { Align1 }
- */
- brw_push_insn_state(p);
- brw_set_compression_control(p, BRW_COMPRESSION_NONE);
- brw_MOV(p, tmp, src);
- brw_MOV(p, src, tmp);
- brw_pop_insn_state(p);
-
- release_tmps( c, mark );
- }
-#endif
}
}
}
@@ -361,18 +340,18 @@ get_src_reg_const(struct brw_wm_compile *c,
const_reg = stride(const_reg, 0, 1, 0);
const_reg.subnr = component * 4;
- if (src->NegateBase)
+ if (src->Negate & (1 << component))
const_reg = negate(const_reg);
if (src->Abs)
const_reg = brw_abs(const_reg);
- /*
- printf(" form const[%d] for arg %d, comp %d, reg %d\n",
+#if 0
+ printf(" form const[%d].%d for arg %d, reg %d\n",
c->current_const[srcRegIndex].index,
- srcRegIndex,
component,
+ srcRegIndex,
const_reg.nr);
- */
+#endif
return const_reg;
}
@@ -398,7 +377,7 @@ static struct brw_reg get_src_reg(struct brw_wm_compile *c,
else {
/* other type of source register */
return get_reg(c, src->File, src->Index, component, nr,
- src->NegateBase, src->Abs);
+ src->Negate, src->Abs);
}
}
@@ -423,11 +402,13 @@ static struct brw_reg get_src_reg_imm(struct brw_wm_compile *c,
const GLfloat *param =
c->fp->program.Base.Parameters->ParameterValues[src->Index];
GLfloat value = param[component];
- if (src->NegateBase)
+ if (src->Negate & (1 << channel))
value = -value;
if (src->Abs)
value = FABSF(value);
- /*printf(" form imm reg %f\n", value);*/
+#if 0
+ printf(" form immed value %f for chan %d\n", value, channel);
+#endif
return brw_imm_f(value);
}
else {
@@ -501,7 +482,7 @@ static void invoke_subroutine( struct brw_wm_compile *c,
}
static void emit_abs( struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
int i;
struct brw_compile *p = &c->func;
@@ -518,7 +499,7 @@ static void emit_abs( struct brw_wm_compile *c,
}
static void emit_trunc( struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
int i;
struct brw_compile *p = &c->func;
@@ -536,7 +517,7 @@ static void emit_trunc( struct brw_wm_compile *c,
}
static void emit_mov( struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
int i;
struct brw_compile *p = &c->func;
@@ -546,7 +527,9 @@ static void emit_mov( struct brw_wm_compile *c,
if (mask & (1<<i)) {
struct brw_reg src, dst;
dst = get_dst_reg(c, inst, i);
- src = get_src_reg_imm(c, inst, 0, i);
+ /* XXX some moves from immediate value don't work reliably!!! */
+ /*src = get_src_reg_imm(c, inst, 0, i);*/
+ src = get_src_reg(c, inst, 0, i);
brw_MOV(p, dst, src);
}
}
@@ -554,7 +537,7 @@ static void emit_mov( struct brw_wm_compile *c,
}
static void emit_pixel_xy(struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
struct brw_reg r1 = brw_vec1_grf(1, 0);
struct brw_reg r1_uw = retype(r1, BRW_REGISTER_TYPE_UW);
@@ -584,7 +567,7 @@ static void emit_pixel_xy(struct brw_wm_compile *c,
}
static void emit_delta_xy(struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
struct brw_reg r1 = brw_vec1_grf(1, 0);
struct brw_reg dst0, dst1, src0, src1;
@@ -644,7 +627,7 @@ static void fire_fb_write( struct brw_wm_compile *c,
}
static void emit_fb_write(struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
struct brw_compile *p = &c->func;
int nr = 2;
@@ -713,7 +696,7 @@ static void emit_fb_write(struct brw_wm_compile *c,
}
static void emit_pixel_w( struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
struct brw_compile *p = &c->func;
GLuint mask = inst->DstReg.WriteMask;
@@ -743,7 +726,7 @@ static void emit_pixel_w( struct brw_wm_compile *c,
}
static void emit_linterp(struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
struct brw_compile *p = &c->func;
GLuint mask = inst->DstReg.WriteMask;
@@ -772,7 +755,7 @@ static void emit_linterp(struct brw_wm_compile *c,
}
static void emit_cinterp(struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
struct brw_compile *p = &c->func;
GLuint mask = inst->DstReg.WriteMask;
@@ -798,7 +781,7 @@ static void emit_cinterp(struct brw_wm_compile *c,
}
static void emit_pinterp(struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
struct brw_compile *p = &c->func;
GLuint mask = inst->DstReg.WriteMask;
@@ -832,7 +815,7 @@ static void emit_pinterp(struct brw_wm_compile *c,
/* Sets the destination channels to 1.0 or 0.0 according to glFrontFacing. */
static void emit_frontfacing(struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
struct brw_compile *p = &c->func;
struct brw_reg r1_6ud = retype(brw_vec1_grf(1, 6), BRW_REGISTER_TYPE_UD);
@@ -861,7 +844,7 @@ static void emit_frontfacing(struct brw_wm_compile *c,
}
static void emit_xpd(struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
int i;
struct brw_compile *p = &c->func;
@@ -886,7 +869,7 @@ static void emit_xpd(struct brw_wm_compile *c,
}
static void emit_dp3(struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
struct brw_reg src0[3], src1[3], dst;
int i;
@@ -905,7 +888,7 @@ static void emit_dp3(struct brw_wm_compile *c,
}
static void emit_dp4(struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
struct brw_reg src0[4], src1[4], dst;
int i;
@@ -924,7 +907,7 @@ static void emit_dp4(struct brw_wm_compile *c,
}
static void emit_dph(struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
struct brw_reg src0[4], src1[4], dst;
int i;
@@ -948,7 +931,7 @@ static void emit_dph(struct brw_wm_compile *c,
* register's X, Y, Z and W channels (subject to writemasking of course).
*/
static void emit_math1(struct brw_wm_compile *c,
- struct prog_instruction *inst, GLuint func)
+ const struct prog_instruction *inst, GLuint func)
{
struct brw_compile *p = &c->func;
struct brw_reg src0, dst, tmp;
@@ -985,43 +968,43 @@ static void emit_math1(struct brw_wm_compile *c,
}
static void emit_rcp(struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
emit_math1(c, inst, BRW_MATH_FUNCTION_INV);
}
static void emit_rsq(struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
emit_math1(c, inst, BRW_MATH_FUNCTION_RSQ);
}
static void emit_sin(struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
emit_math1(c, inst, BRW_MATH_FUNCTION_SIN);
}
static void emit_cos(struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
emit_math1(c, inst, BRW_MATH_FUNCTION_COS);
}
static void emit_ex2(struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
emit_math1(c, inst, BRW_MATH_FUNCTION_EXP);
}
static void emit_lg2(struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
emit_math1(c, inst, BRW_MATH_FUNCTION_LOG);
}
static void emit_add(struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
struct brw_compile *p = &c->func;
struct brw_reg src0, src1, dst;
@@ -1040,7 +1023,7 @@ static void emit_add(struct brw_wm_compile *c,
}
static void emit_arl(struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
struct brw_compile *p = &c->func;
struct brw_reg src0, addr_reg;
@@ -1053,7 +1036,7 @@ static void emit_arl(struct brw_wm_compile *c,
}
static void emit_sub(struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
struct brw_compile *p = &c->func;
struct brw_reg src0, src1, dst;
@@ -1072,7 +1055,7 @@ static void emit_sub(struct brw_wm_compile *c,
}
static void emit_mul(struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
struct brw_compile *p = &c->func;
struct brw_reg src0, src1, dst;
@@ -1091,7 +1074,7 @@ static void emit_mul(struct brw_wm_compile *c,
}
static void emit_frc(struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
struct brw_compile *p = &c->func;
struct brw_reg src0, dst;
@@ -1110,7 +1093,7 @@ static void emit_frc(struct brw_wm_compile *c,
}
static void emit_flr(struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
struct brw_compile *p = &c->func;
struct brw_reg src0, dst;
@@ -1177,7 +1160,7 @@ static void emit_min_max(struct brw_wm_compile *c,
}
static void emit_pow(struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
struct brw_compile *p = &c->func;
struct brw_reg dst, src0, src1;
@@ -1199,7 +1182,7 @@ static void emit_pow(struct brw_wm_compile *c,
}
static void emit_lrp(struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
struct brw_compile *p = &c->func;
GLuint mask = inst->DstReg.WriteMask;
@@ -1252,7 +1235,7 @@ static void emit_kil(struct brw_wm_compile *c)
}
static void emit_mad(struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
struct brw_compile *p = &c->func;
GLuint mask = inst->DstReg.WriteMask;
@@ -1275,7 +1258,7 @@ static void emit_mad(struct brw_wm_compile *c,
}
static void emit_sop(struct brw_wm_compile *c,
- struct prog_instruction *inst, GLuint cond)
+ const struct prog_instruction *inst, GLuint cond)
{
struct brw_compile *p = &c->func;
GLuint mask = inst->DstReg.WriteMask;
@@ -1299,43 +1282,43 @@ static void emit_sop(struct brw_wm_compile *c,
}
static void emit_slt(struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
emit_sop(c, inst, BRW_CONDITIONAL_L);
}
static void emit_sle(struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
emit_sop(c, inst, BRW_CONDITIONAL_LE);
}
static void emit_sgt(struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
emit_sop(c, inst, BRW_CONDITIONAL_G);
}
static void emit_sge(struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
emit_sop(c, inst, BRW_CONDITIONAL_GE);
}
static void emit_seq(struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
emit_sop(c, inst, BRW_CONDITIONAL_EQ);
}
static void emit_sne(struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
emit_sop(c, inst, BRW_CONDITIONAL_NEQ);
}
static void emit_ddx(struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
struct brw_compile *p = &c->func;
GLuint mask = inst->DstReg.WriteMask;
@@ -1362,7 +1345,7 @@ static void emit_ddx(struct brw_wm_compile *c,
}
static void emit_ddy(struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
struct brw_compile *p = &c->func;
GLuint mask = inst->DstReg.WriteMask;
@@ -1505,7 +1488,7 @@ static void noise1_sub( struct brw_wm_compile *c ) {
}
static void emit_noise1( struct brw_wm_compile *c,
- struct prog_instruction *inst )
+ const struct prog_instruction *inst )
{
struct brw_compile *p = &c->func;
struct brw_reg src, param, dst;
@@ -1675,7 +1658,7 @@ static void noise2_sub( struct brw_wm_compile *c ) {
}
static void emit_noise2( struct brw_wm_compile *c,
- struct prog_instruction *inst )
+ const struct prog_instruction *inst )
{
struct brw_compile *p = &c->func;
struct brw_reg src0, src1, param0, param1, dst;
@@ -1978,7 +1961,7 @@ static void noise3_sub( struct brw_wm_compile *c ) {
}
static void emit_noise3( struct brw_wm_compile *c,
- struct prog_instruction *inst )
+ const struct prog_instruction *inst )
{
struct brw_compile *p = &c->func;
struct brw_reg src0, src1, src2, param0, param1, param2, dst;
@@ -2401,7 +2384,7 @@ static void noise4_sub( struct brw_wm_compile *c )
}
static void emit_noise4( struct brw_wm_compile *c,
- struct prog_instruction *inst )
+ const struct prog_instruction *inst )
{
struct brw_compile *p = &c->func;
struct brw_reg src0, src1, src2, src3, param0, param1, param2, param3, dst;
@@ -2443,7 +2426,7 @@ static void emit_noise4( struct brw_wm_compile *c,
}
static void emit_wpos_xy(struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
struct brw_compile *p = &c->func;
GLuint mask = inst->DstReg.WriteMask;
@@ -2479,7 +2462,7 @@ static void emit_wpos_xy(struct brw_wm_compile *c,
BIAS on SIMD8 not working yet...
*/
static void emit_txb(struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
struct brw_compile *p = &c->func;
struct brw_reg dst[4], src[4], payload_reg;
@@ -2517,7 +2500,7 @@ static void emit_txb(struct brw_wm_compile *c,
retype(vec8(dst[0]), BRW_REGISTER_TYPE_UW), /* dest */
1, /* msg_reg_nr */
retype(payload_reg, BRW_REGISTER_TYPE_UW), /* src0 */
- unit + MAX_DRAW_BUFFERS, /* surface */
+ SURF_INDEX_TEXTURE(unit),
unit, /* sampler */
inst->DstReg.WriteMask, /* writemask */
BRW_SAMPLER_MESSAGE_SIMD16_SAMPLE_BIAS, /* msg_type */
@@ -2528,7 +2511,7 @@ static void emit_txb(struct brw_wm_compile *c,
static void emit_tex(struct brw_wm_compile *c,
- struct prog_instruction *inst)
+ const struct prog_instruction *inst)
{
struct brw_compile *p = &c->func;
struct brw_reg dst[4], src[4], payload_reg;
@@ -2581,7 +2564,7 @@ static void emit_tex(struct brw_wm_compile *c,
retype(vec8(dst[0]), BRW_REGISTER_TYPE_UW), /* dest */
1, /* msg_reg_nr */
retype(payload_reg, BRW_REGISTER_TYPE_UW), /* src0 */
- unit + MAX_DRAW_BUFFERS, /* surface */
+ SURF_INDEX_TEXTURE(unit),
unit, /* sampler */
inst->DstReg.WriteMask, /* writemask */
BRW_SAMPLER_MESSAGE_SIMD8_SAMPLE, /* msg_type */
@@ -2618,22 +2601,22 @@ static void brw_wm_emit_glsl(struct brw_context *brw, struct brw_wm_compile *c)
brw_MOV(p, get_addr_reg(stack_index), brw_address(c->stack));
for (i = 0; i < c->nr_fp_insns; i++) {
- struct prog_instruction *inst = &c->prog_instructions[i];
+ const struct prog_instruction *inst = &c->prog_instructions[i];
- if (inst->CondUpdate)
- brw_set_conditionalmod(p, BRW_CONDITIONAL_NZ);
- else
- brw_set_conditionalmod(p, BRW_CONDITIONAL_NONE);
-
- /*
+#if 0
_mesa_printf("Inst %d: ", i);
_mesa_print_instruction(inst);
- */
+#endif
/* fetch any constants that this instruction needs */
if (c->use_const_buffer)
fetch_constants(c, inst);
+ if (inst->CondUpdate)
+ brw_set_conditionalmod(p, BRW_CONDITIONAL_NZ);
+ else
+ brw_set_conditionalmod(p, BRW_CONDITIONAL_NONE);
+
switch (inst->Opcode) {
case WM_PIXELXY:
emit_pixel_xy(c, inst);
@@ -2819,6 +2802,7 @@ static void brw_wm_emit_glsl(struct brw_context *brw, struct brw_wm_compile *c)
break;
case OPCODE_BGNLOOP:
+ /* XXX may need to invalidate the current_constant regs */
loop_inst[loop_insn++] = brw_DO(p, BRW_EXECUTE_8);
break;
case OPCODE_BRK:
generated by cgit v1.2.3 (git 2.39.1) at 2024-09-02 15:48:45 +0000