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Diffstat (limited to 'src/gallium/drivers/i965/brw_wm_emit.c')
-rw-r--r--src/gallium/drivers/i965/brw_wm_emit.c195
1 files changed, 106 insertions, 89 deletions
diff --git a/src/gallium/drivers/i965/brw_wm_emit.c b/src/gallium/drivers/i965/brw_wm_emit.c
index 5f7ae6592c..a705d8b344 100644
--- a/src/gallium/drivers/i965/brw_wm_emit.c
+++ b/src/gallium/drivers/i965/brw_wm_emit.c
@@ -28,10 +28,13 @@
* Authors:
* Keith Whitwell <keith@tungstengraphics.com>
*/
-
+
+#include "util/u_math.h"
+#include "tgsi/tgsi_info.h"
#include "brw_context.h"
#include "brw_wm.h"
+#include "brw_debug.h"
/* Not quite sure how correct this is - need to understand horiz
* vs. vertical strides a little better.
@@ -45,15 +48,15 @@ static INLINE struct brw_reg sechalf( struct brw_reg reg )
/* Payload R0:
*
- * R0.0 -- pixel mask, one bit for each of 4 pixels in 4 tiles,
+ * R0.0 -- pixel mask, one bit for each of 4 pixels in 4 quads,
* corresponding to each of the 16 execution channels.
* R0.1..8 -- ?
* R1.0 -- triangle vertex 0.X
* R1.1 -- triangle vertex 0.Y
- * R1.2 -- tile 0 x,y coords (2 packed uwords)
- * R1.3 -- tile 1 x,y coords (2 packed uwords)
- * R1.4 -- tile 2 x,y coords (2 packed uwords)
- * R1.5 -- tile 3 x,y coords (2 packed uwords)
+ * R1.2 -- quad 0 x,y coords (2 packed uwords)
+ * R1.3 -- quad 1 x,y coords (2 packed uwords)
+ * R1.4 -- quad 2 x,y coords (2 packed uwords)
+ * R1.5 -- quad 3 x,y coords (2 packed uwords)
* R1.6 -- ?
* R1.7 -- ?
* R1.8 -- ?
@@ -134,11 +137,17 @@ static void emit_wpos_xy(struct brw_wm_compile *c,
/* XXX: is this needed any more, or is this a NOOP?
*/
if (mask & BRW_WRITEMASK_Y) {
+#if 0
/* Y' = height - 1 - Y */
brw_ADD(p,
dst[1],
negate(retype(arg0[1], BRW_REGISTER_TYPE_W)),
brw_imm_d(c->key.drawable_height - 1));
+#else
+ brw_MOV(p,
+ dst[0],
+ retype(arg0[0], BRW_REGISTER_TYPE_W));
+#endif
}
}
@@ -279,28 +288,28 @@ static void emit_frontfacing( struct brw_compile *p,
/* For OPCODE_DDX and OPCODE_DDY, per channel of output we've got input
* looking like:
*
- * arg0: ss0.tl ss0.tr ss0.bl ss0.br ss1.tl ss1.tr ss1.bl ss1.br
+ * arg0: q0.tl q0.tr q0.bl q0.br q1.tl q1.tr q1.bl q1.br
*
* and we're trying to produce:
*
* DDX DDY
- * dst: (ss0.tr - ss0.tl) (ss0.tl - ss0.bl)
- * (ss0.tr - ss0.tl) (ss0.tr - ss0.br)
- * (ss0.br - ss0.bl) (ss0.tl - ss0.bl)
- * (ss0.br - ss0.bl) (ss0.tr - ss0.br)
- * (ss1.tr - ss1.tl) (ss1.tl - ss1.bl)
- * (ss1.tr - ss1.tl) (ss1.tr - ss1.br)
- * (ss1.br - ss1.bl) (ss1.tl - ss1.bl)
- * (ss1.br - ss1.bl) (ss1.tr - ss1.br)
+ * dst: (q0.tr - q0.tl) (q0.tl - q0.bl)
+ * (q0.tr - q0.tl) (q0.tr - q0.br)
+ * (q0.br - q0.bl) (q0.tl - q0.bl)
+ * (q0.br - q0.bl) (q0.tr - q0.br)
+ * (q1.tr - q1.tl) (q1.tl - q1.bl)
+ * (q1.tr - q1.tl) (q1.tr - q1.br)
+ * (q1.br - q1.bl) (q1.tl - q1.bl)
+ * (q1.br - q1.bl) (q1.tr - q1.br)
*
- * and add another set of two more subspans if in 16-pixel dispatch mode.
+ * and add two more quads if in 16-pixel dispatch mode.
*
* For DDX, it ends up being easy: width = 2, horiz=0 gets us the same result
* for each pair, and vertstride = 2 jumps us 2 elements after processing a
* pair. But for DDY, it's harder, as we want to produce the pairs swizzled
* between each other. We could probably do it like ddx and swizzle the right
* order later, but bail for now and just produce
- * ((ss0.tl - ss0.bl)x4 (ss1.tl - ss1.bl)x4)
+ * ((q0.tl - q0.bl)x4 (q1.tl - q1.bl)x4)
*/
void emit_ddxy(struct brw_compile *p,
const struct brw_reg *dst,
@@ -611,12 +620,12 @@ static void emit_dp3( struct brw_compile *p,
const struct brw_reg *arg0,
const struct brw_reg *arg1 )
{
- int dst_chan = _mesa_ffs(mask & BRW_WRITEMASK_XYZW) - 1;
+ int dst_chan = ffs(mask & BRW_WRITEMASK_XYZW) - 1;
if (!(mask & BRW_WRITEMASK_XYZW))
return; /* Do not emit dead code */
- assert(is_power_of_two(mask & BRW_WRITEMASK_XYZW));
+ assert(util_is_power_of_two(mask & BRW_WRITEMASK_XYZW));
brw_MUL(p, brw_null_reg(), arg0[0], arg1[0]);
brw_MAC(p, brw_null_reg(), arg0[1], arg1[1]);
@@ -633,12 +642,12 @@ static void emit_dp4( struct brw_compile *p,
const struct brw_reg *arg0,
const struct brw_reg *arg1 )
{
- int dst_chan = _mesa_ffs(mask & BRW_WRITEMASK_XYZW) - 1;
+ int dst_chan = ffs(mask & BRW_WRITEMASK_XYZW) - 1;
if (!(mask & BRW_WRITEMASK_XYZW))
return; /* Do not emit dead code */
- assert(is_power_of_two(mask & BRW_WRITEMASK_XYZW));
+ assert(util_is_power_of_two(mask & BRW_WRITEMASK_XYZW));
brw_MUL(p, brw_null_reg(), arg0[0], arg1[0]);
brw_MAC(p, brw_null_reg(), arg0[1], arg1[1]);
@@ -656,12 +665,12 @@ static void emit_dph( struct brw_compile *p,
const struct brw_reg *arg0,
const struct brw_reg *arg1 )
{
- const int dst_chan = _mesa_ffs(mask & BRW_WRITEMASK_XYZW) - 1;
+ const int dst_chan = ffs(mask & BRW_WRITEMASK_XYZW) - 1;
if (!(mask & BRW_WRITEMASK_XYZW))
return; /* Do not emit dead code */
- assert(is_power_of_two(mask & BRW_WRITEMASK_XYZW));
+ assert(util_is_power_of_two(mask & BRW_WRITEMASK_XYZW));
brw_MUL(p, brw_null_reg(), arg0[0], arg1[0]);
brw_MAC(p, brw_null_reg(), arg0[1], arg1[1]);
@@ -704,12 +713,12 @@ static void emit_math1( struct brw_compile *p,
GLuint mask,
const struct brw_reg *arg0 )
{
- int dst_chan = _mesa_ffs(mask & BRW_WRITEMASK_XYZW) - 1;
+ int dst_chan = ffs(mask & BRW_WRITEMASK_XYZW) - 1;
if (!(mask & BRW_WRITEMASK_XYZW))
return; /* Do not emit dead code */
- assert(is_power_of_two(mask & BRW_WRITEMASK_XYZW));
+ assert(util_is_power_of_two(mask & BRW_WRITEMASK_XYZW));
brw_MOV(p, brw_message_reg(2), arg0[0]);
@@ -732,12 +741,12 @@ static void emit_math2( struct brw_compile *p,
const struct brw_reg *arg0,
const struct brw_reg *arg1)
{
- int dst_chan = _mesa_ffs(mask & BRW_WRITEMASK_XYZW) - 1;
+ int dst_chan = ffs(mask & BRW_WRITEMASK_XYZW) - 1;
if (!(mask & BRW_WRITEMASK_XYZW))
return; /* Do not emit dead code */
- assert(is_power_of_two(mask & BRW_WRITEMASK_XYZW));
+ assert(util_is_power_of_two(mask & BRW_WRITEMASK_XYZW));
brw_push_insn_state(p);
@@ -790,21 +799,32 @@ static void emit_tex( struct brw_wm_compile *c,
GLuint i, nr;
GLuint emit;
GLuint msg_type;
+ GLboolean shadow = FALSE;
/* How many input regs are there?
*/
- switch (inst->tex_idx) {
- case TEXTURE_1D_INDEX:
+ switch (inst->tex_target) {
+ case TGSI_TEXTURE_1D:
emit = BRW_WRITEMASK_X;
nr = 1;
break;
- case TEXTURE_2D_INDEX:
- case TEXTURE_RECT_INDEX:
+ case TGSI_TEXTURE_SHADOW1D:
+ emit = BRW_WRITEMASK_XW;
+ nr = 4;
+ shadow = TRUE;
+ break;
+ case TGSI_TEXTURE_2D:
emit = BRW_WRITEMASK_XY;
nr = 2;
break;
- case TEXTURE_3D_INDEX:
- case TEXTURE_CUBE_INDEX:
+ case TGSI_TEXTURE_SHADOW2D:
+ case TGSI_TEXTURE_SHADOWRECT:
+ emit = BRW_WRITEMASK_XYW;
+ nr = 4;
+ shadow = TRUE;
+ break;
+ case TGSI_TEXTURE_3D:
+ case TGSI_TEXTURE_CUBE:
emit = BRW_WRITEMASK_XYZ;
nr = 3;
break;
@@ -813,11 +833,6 @@ static void emit_tex( struct brw_wm_compile *c,
abort();
}
- if (inst->tex_shadow) {
- nr = 4;
- emit |= BRW_WRITEMASK_W;
- }
-
msgLength = 1;
for (i = 0; i < nr; i++) {
@@ -832,12 +847,12 @@ static void emit_tex( struct brw_wm_compile *c,
responseLength = 8; /* always */
if (BRW_IS_IGDNG(p->brw)) {
- if (inst->tex_shadow)
+ if (shadow)
msg_type = BRW_SAMPLER_MESSAGE_SIMD16_SAMPLE_COMPARE_IGDNG;
else
msg_type = BRW_SAMPLER_MESSAGE_SIMD16_SAMPLE_IGDNG;
} else {
- if (inst->tex_shadow)
+ if (shadow)
msg_type = BRW_SAMPLER_MESSAGE_SIMD16_SAMPLE_COMPARE;
else
msg_type = BRW_SAMPLER_MESSAGE_SIMD16_SAMPLE;
@@ -870,20 +885,23 @@ static void emit_txb( struct brw_wm_compile *c,
GLuint msg_type;
/* Shadow ignored for txb.
*/
- switch (inst->tex_idx) {
- case TEXTURE_1D_INDEX:
+ switch (inst->tex_target) {
+ case TGSI_TEXTURE_1D:
+ case TGSI_TEXTURE_SHADOW1D:
brw_MOV(p, brw_message_reg(2), arg[0]);
brw_MOV(p, brw_message_reg(4), brw_imm_f(0));
brw_MOV(p, brw_message_reg(6), brw_imm_f(0));
break;
- case TEXTURE_2D_INDEX:
- case TEXTURE_RECT_INDEX:
+ case TGSI_TEXTURE_2D:
+ case TGSI_TEXTURE_RECT:
+ case TGSI_TEXTURE_SHADOW2D:
+ case TGSI_TEXTURE_SHADOWRECT:
brw_MOV(p, brw_message_reg(2), arg[0]);
brw_MOV(p, brw_message_reg(4), arg[1]);
brw_MOV(p, brw_message_reg(6), brw_imm_f(0));
break;
- case TEXTURE_3D_INDEX:
- case TEXTURE_CUBE_INDEX:
+ case TGSI_TEXTURE_3D:
+ case TGSI_TEXTURE_CUBE:
brw_MOV(p, brw_message_reg(2), arg[0]);
brw_MOV(p, brw_message_reg(4), arg[1]);
brw_MOV(p, brw_message_reg(6), arg[2]);
@@ -976,10 +994,10 @@ static void emit_kil( struct brw_wm_compile *c,
}
}
-/* KIL_NV kills the pixels that are currently executing, not based on a test
+/* KILLP kills the pixels that are currently executing, not based on a test
* of the arguments.
*/
-static void emit_kil_nv( struct brw_wm_compile *c )
+static void emit_killp( struct brw_wm_compile *c )
{
struct brw_compile *p = &c->func;
struct brw_reg r0uw = retype(brw_vec1_grf(0, 0), BRW_REGISTER_TYPE_UW);
@@ -1259,7 +1277,7 @@ void brw_wm_emit( struct brw_wm_compile *c )
*/
spill_values(c, c->payload.depth, 4);
spill_values(c, c->creg, c->nr_creg);
- spill_values(c, c->payload.input_interp, FRAG_ATTRIB_MAX);
+ spill_values(c, c->payload.input_interp, PIPE_MAX_SHADER_INPUTS);
for (insn = 0; insn < c->nr_insns; insn++) {
@@ -1328,89 +1346,89 @@ void brw_wm_emit( struct brw_wm_compile *c )
/* Straightforward arithmetic:
*/
- case OPCODE_ADD:
+ case TGSI_OPCODE_ADD:
emit_alu2(p, brw_ADD, dst, dst_flags, args[0], args[1]);
break;
- case OPCODE_FRC:
+ case TGSI_OPCODE_FRC:
emit_alu1(p, brw_FRC, dst, dst_flags, args[0]);
break;
- case OPCODE_FLR:
+ case TGSI_OPCODE_FLR:
emit_alu1(p, brw_RNDD, dst, dst_flags, args[0]);
break;
- case OPCODE_DDX:
+ case TGSI_OPCODE_DDX:
emit_ddxy(p, dst, dst_flags, GL_TRUE, args[0]);
break;
- case OPCODE_DDY:
+ case TGSI_OPCODE_DDY:
emit_ddxy(p, dst, dst_flags, GL_FALSE, args[0]);
break;
- case OPCODE_DP3:
+ case TGSI_OPCODE_DP3:
emit_dp3(p, dst, dst_flags, args[0], args[1]);
break;
- case OPCODE_DP4:
+ case TGSI_OPCODE_DP4:
emit_dp4(p, dst, dst_flags, args[0], args[1]);
break;
- case OPCODE_DPH:
+ case TGSI_OPCODE_DPH:
emit_dph(p, dst, dst_flags, args[0], args[1]);
break;
- case OPCODE_TRUNC:
+ case TGSI_OPCODE_TRUNC:
emit_trunc(p, dst, dst_flags, args[0]);
break;
- case OPCODE_LRP:
+ case TGSI_OPCODE_LRP:
emit_lrp(p, dst, dst_flags, args[0], args[1], args[2]);
break;
- case OPCODE_MAD:
+ case TGSI_OPCODE_MAD:
emit_mad(p, dst, dst_flags, args[0], args[1], args[2]);
break;
- case OPCODE_MOV:
+ case TGSI_OPCODE_MOV:
emit_alu1(p, brw_MOV, dst, dst_flags, args[0]);
break;
- case OPCODE_MUL:
+ case TGSI_OPCODE_MUL:
emit_alu2(p, brw_MUL, dst, dst_flags, args[0], args[1]);
break;
- case OPCODE_XPD:
+ case TGSI_OPCODE_XPD:
emit_xpd(p, dst, dst_flags, args[0], args[1]);
break;
/* Higher math functions:
*/
- case OPCODE_RCP:
+ case TGSI_OPCODE_RCP:
emit_math1(p, BRW_MATH_FUNCTION_INV, dst, dst_flags, args[0]);
break;
- case OPCODE_RSQ:
+ case TGSI_OPCODE_RSQ:
emit_math1(p, BRW_MATH_FUNCTION_RSQ, dst, dst_flags, args[0]);
break;
- case OPCODE_SIN:
+ case TGSI_OPCODE_SIN:
emit_math1(p, BRW_MATH_FUNCTION_SIN, dst, dst_flags, args[0]);
break;
- case OPCODE_COS:
+ case TGSI_OPCODE_COS:
emit_math1(p, BRW_MATH_FUNCTION_COS, dst, dst_flags, args[0]);
break;
- case OPCODE_EX2:
+ case TGSI_OPCODE_EX2:
emit_math1(p, BRW_MATH_FUNCTION_EXP, dst, dst_flags, args[0]);
break;
- case OPCODE_LG2:
+ case TGSI_OPCODE_LG2:
emit_math1(p, BRW_MATH_FUNCTION_LOG, dst, dst_flags, args[0]);
break;
- case OPCODE_SCS:
+ case TGSI_OPCODE_SCS:
/* There is an scs math function, but it would need some
* fixup for 16-element execution.
*/
@@ -1420,71 +1438,70 @@ void brw_wm_emit( struct brw_wm_compile *c )
emit_math1(p, BRW_MATH_FUNCTION_SIN, dst+1, (dst_flags&SATURATE)|BRW_WRITEMASK_X, args[0]);
break;
- case OPCODE_POW:
+ case TGSI_OPCODE_POW:
emit_math2(p, BRW_MATH_FUNCTION_POW, dst, dst_flags, args[0], args[1]);
break;
/* Comparisons:
*/
- case OPCODE_CMP:
+ case TGSI_OPCODE_CMP:
emit_cmp(p, dst, dst_flags, args[0], args[1], args[2]);
break;
- case OPCODE_MAX:
+ case TGSI_OPCODE_MAX:
emit_max(p, dst, dst_flags, args[0], args[1]);
break;
- case OPCODE_MIN:
+ case TGSI_OPCODE_MIN:
emit_min(p, dst, dst_flags, args[0], args[1]);
break;
- case OPCODE_SLT:
+ case TGSI_OPCODE_SLT:
emit_slt(p, dst, dst_flags, args[0], args[1]);
break;
- case OPCODE_SLE:
+ case TGSI_OPCODE_SLE:
emit_sle(p, dst, dst_flags, args[0], args[1]);
break;
- case OPCODE_SGT:
+ case TGSI_OPCODE_SGT:
emit_sgt(p, dst, dst_flags, args[0], args[1]);
break;
- case OPCODE_SGE:
+ case TGSI_OPCODE_SGE:
emit_sge(p, dst, dst_flags, args[0], args[1]);
break;
- case OPCODE_SEQ:
+ case TGSI_OPCODE_SEQ:
emit_seq(p, dst, dst_flags, args[0], args[1]);
break;
- case OPCODE_SNE:
+ case TGSI_OPCODE_SNE:
emit_sne(p, dst, dst_flags, args[0], args[1]);
break;
- case OPCODE_LIT:
+ case TGSI_OPCODE_LIT:
emit_lit(p, dst, dst_flags, args[0]);
break;
/* Texturing operations:
*/
- case OPCODE_TEX:
+ case TGSI_OPCODE_TEX:
emit_tex(c, inst, dst, dst_flags, args[0]);
break;
- case OPCODE_TXB:
+ case TGSI_OPCODE_TXB:
emit_txb(c, inst, dst, dst_flags, args[0]);
break;
- case OPCODE_KIL:
+ case TGSI_OPCODE_KIL:
emit_kil(c, args[0]);
break;
- case OPCODE_KIL_NV:
- emit_kil_nv(c);
+ case TGSI_OPCODE_KILP:
+ emit_killp(c);
break;
default:
debug_printf("Unsupported opcode %i (%s) in fragment shader\n",
- inst->opcode, inst->opcode < MAX_OPCODE ?
- _mesa_opcode_string(inst->opcode) :
- "unknown");
+ inst->opcode,
+ tgsi_get_opcode_info(inst->opcode)->mnemonic);
}
for (i = 0; i < 4; i++)
generated by cgit v1.2.3 (git 2.25.1) at 2025-02-03 08:52:11 +0000