Mesa (master): i915: Add decode for PS in batchbuffers.
Eric Anholt
anholt at kemper.freedesktop.org
Wed Jan 21 22:08:18 UTC 2009
Module: Mesa
Branch: master
Commit: b8bd0b0ddc357f9b430bb6ddeb60c5a2179d3791
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=b8bd0b0ddc357f9b430bb6ddeb60c5a2179d3791
Author: Eric Anholt <eric at anholt.net>
Date: Tue Jan 13 12:50:38 2009 -0800
i915: Add decode for PS in batchbuffers.
---
src/mesa/drivers/dri/i915/i915_fragprog.c | 4 +
src/mesa/drivers/dri/intel/intel_decode.c | 485 ++++++++++++++++++++++++++++-
2 files changed, 483 insertions(+), 6 deletions(-)
diff --git a/src/mesa/drivers/dri/i915/i915_fragprog.c b/src/mesa/drivers/dri/i915/i915_fragprog.c
index 4760906..f091d60 100644
--- a/src/mesa/drivers/dri/i915/i915_fragprog.c
+++ b/src/mesa/drivers/dri/i915/i915_fragprog.c
@@ -33,6 +33,7 @@
#include "shader/prog_parameter.h"
#include "shader/program.h"
#include "shader/programopt.h"
+#include "shader/prog_print.h"
#include "tnl/tnl.h"
#include "tnl/t_context.h"
@@ -1048,6 +1049,9 @@ i915ProgramStringNotify(GLcontext * ctx,
_mesa_append_fog_code(ctx, &p->FragProg);
p->FragProg.FogOption = GL_NONE;
}
+
+ if (INTEL_DEBUG & DEBUG_STATE)
+ _mesa_print_program(prog);
}
_tnl_program_string(ctx, target, prog);
diff --git a/src/mesa/drivers/dri/intel/intel_decode.c b/src/mesa/drivers/dri/intel/intel_decode.c
index 0b8a287..5f90ca2 100644
--- a/src/mesa/drivers/dri/intel/intel_decode.c
+++ b/src/mesa/drivers/dri/intel/intel_decode.c
@@ -37,6 +37,7 @@
#include <stdio.h>
#include <stdarg.h>
+#include <string.h>
#include <inttypes.h>
#include "intel_decode.h"
@@ -324,6 +325,474 @@ decode_3d_1c(uint32_t *data, int count, uint32_t hw_offset, int *failures)
return 1;
}
+/** Sets the string dstname to describe the destination of the PS instruction */
+static void
+i915_get_instruction_dst(uint32_t *data, int i, char *dstname, int do_mask)
+{
+ uint32_t a0 = data[i];
+ int dst_nr = (a0 >> 14) & 0xf;
+ char dstmask[8];
+ char *sat;
+
+ if (do_mask) {
+ if (((a0 >> 10) & 0xf) == 0xf) {
+ dstmask[0] = 0;
+ } else {
+ int dstmask_index = 0;
+
+ dstmask[dstmask_index++] = '.';
+ if (a0 & (1 << 10))
+ dstmask[dstmask_index++] = 'x';
+ if (a0 & (1 << 11))
+ dstmask[dstmask_index++] = 'y';
+ if (a0 & (1 << 12))
+ dstmask[dstmask_index++] = 'z';
+ if (a0 & (1 << 13))
+ dstmask[dstmask_index++] = 'w';
+ dstmask[dstmask_index++] = 0;
+ }
+
+ if (a0 & (1 << 22))
+ sat = ".sat";
+ else
+ sat = "";
+ } else {
+ dstmask[0] = 0;
+ sat = "";
+ }
+
+ switch ((a0 >> 19) & 0x7) {
+ case 0:
+ if (dst_nr > 15)
+ fprintf(out, "bad destination reg R%d\n", dst_nr);
+ sprintf(dstname, "R%d%s%s", dst_nr, dstmask, sat);
+ break;
+ case 4:
+ if (dst_nr > 0)
+ fprintf(out, "bad destination reg oC%d\n", dst_nr);
+ sprintf(dstname, "oC%s%s", dstmask, sat);
+ break;
+ case 5:
+ if (dst_nr > 0)
+ fprintf(out, "bad destination reg oD%d\n", dst_nr);
+ sprintf(dstname, "oD%s%s", dstmask, sat);
+ break;
+ case 6:
+ if (dst_nr > 2)
+ fprintf(out, "bad destination reg U%d\n", dst_nr);
+ sprintf(dstname, "U%d%s%s", dst_nr, dstmask, sat);
+ break;
+ default:
+ sprintf(dstname, "RESERVED");
+ break;
+ }
+}
+
+static char *
+i915_get_channel_swizzle(uint32_t select)
+{
+ switch (select & 0x7) {
+ case 0:
+ return (select & 8) ? "-x" : "x";
+ case 1:
+ return (select & 8) ? "-y" : "y";
+ case 2:
+ return (select & 8) ? "-z" : "z";
+ case 3:
+ return (select & 8) ? "-w" : "w";
+ case 4:
+ return (select & 8) ? "-0" : "0";
+ case 5:
+ return (select & 8) ? "-1" : "1";
+ default:
+ return (select & 8) ? "-bad" : "bad";
+ }
+}
+
+static void
+i915_get_instruction_src_name(uint32_t src_type, uint32_t src_nr, char *name)
+{
+ switch (src_type) {
+ case 0:
+ sprintf(name, "R%d", src_nr);
+ if (src_nr > 15)
+ fprintf(out, "bad src reg %s\n", name);
+ break;
+ case 1:
+ if (src_nr < 8)
+ sprintf(name, "T%d", src_nr);
+ else if (src_nr == 8)
+ sprintf(name, "DIFFUSE");
+ else if (src_nr == 9)
+ sprintf(name, "SPECULAR");
+ else if (src_nr == 10)
+ sprintf(name, "FOG");
+ else {
+ fprintf(out, "bad src reg T%d\n", src_nr);
+ sprintf(name, "RESERVED");
+ }
+ break;
+ case 2:
+ sprintf(name, "C%d", src_nr);
+ if (src_nr > 31)
+ fprintf(out, "bad src reg %s\n", name);
+ break;
+ case 4:
+ sprintf(name, "oC");
+ if (src_nr > 0)
+ fprintf(out, "bad src reg oC%d\n", src_nr);
+ break;
+ case 5:
+ sprintf(name, "oD");
+ if (src_nr > 0)
+ fprintf(out, "bad src reg oD%d\n", src_nr);
+ break;
+ case 6:
+ sprintf(name, "U%d", src_nr);
+ if (src_nr > 2)
+ fprintf(out, "bad src reg %s\n", name);
+ break;
+ default:
+ fprintf(out, "bad src reg type %d\n", src_type);
+ sprintf(name, "RESERVED");
+ break;
+ }
+}
+
+static void
+i915_get_instruction_src0(uint32_t *data, int i, char *srcname)
+{
+ uint32_t a0 = data[i];
+ uint32_t a1 = data[i + 1];
+ int src_nr = (a0 >> 2) & 0x1f;
+ char *swizzle_x = i915_get_channel_swizzle((a1 >> 28) & 0xf);
+ char *swizzle_y = i915_get_channel_swizzle((a1 >> 24) & 0xf);
+ char *swizzle_z = i915_get_channel_swizzle((a1 >> 20) & 0xf);
+ char *swizzle_w = i915_get_channel_swizzle((a1 >> 16) & 0xf);
+ char swizzle[100];
+
+ i915_get_instruction_src_name((a0 >> 7) & 0x7, src_nr, srcname);
+ sprintf(swizzle, ".%s%s%s%s", swizzle_x, swizzle_y, swizzle_z, swizzle_w);
+ if (strcmp(swizzle, ".xyzw") != 0)
+ strcat(srcname, swizzle);
+}
+
+static void
+i915_get_instruction_src1(uint32_t *data, int i, char *srcname)
+{
+ uint32_t a1 = data[i + 1];
+ uint32_t a2 = data[i + 2];
+ int src_nr = (a1 >> 8) & 0x1f;
+ char *swizzle_x = i915_get_channel_swizzle((a1 >> 4) & 0xf);
+ char *swizzle_y = i915_get_channel_swizzle((a1 >> 0) & 0xf);
+ char *swizzle_z = i915_get_channel_swizzle((a2 >> 28) & 0xf);
+ char *swizzle_w = i915_get_channel_swizzle((a2 >> 24) & 0xf);
+ char swizzle[100];
+
+ i915_get_instruction_src_name((a1 >> 13) & 0x7, src_nr, srcname);
+ sprintf(swizzle, ".%s%s%s%s", swizzle_x, swizzle_y, swizzle_z, swizzle_w);
+ if (strcmp(swizzle, ".xyzw") != 0)
+ strcat(srcname, swizzle);
+}
+
+static void
+i915_get_instruction_src2(uint32_t *data, int i, char *srcname)
+{
+ uint32_t a2 = data[i + 2];
+ int src_nr = (a2 >> 16) & 0x1f;
+ char *swizzle_x = i915_get_channel_swizzle((a2 >> 12) & 0xf);
+ char *swizzle_y = i915_get_channel_swizzle((a2 >> 8) & 0xf);
+ char *swizzle_z = i915_get_channel_swizzle((a2 >> 4) & 0xf);
+ char *swizzle_w = i915_get_channel_swizzle((a2 >> 0) & 0xf);
+ char swizzle[100];
+
+ i915_get_instruction_src_name((a2 >> 21) & 0x7, src_nr, srcname);
+ sprintf(swizzle, ".%s%s%s%s", swizzle_x, swizzle_y, swizzle_z, swizzle_w);
+ if (strcmp(swizzle, ".xyzw") != 0)
+ strcat(srcname, swizzle);
+}
+
+static void
+i915_get_instruction_addr(uint32_t src_type, uint32_t src_nr, char *name)
+{
+ switch (src_type) {
+ case 0:
+ sprintf(name, "R%d", src_nr);
+ if (src_nr > 15)
+ fprintf(out, "bad src reg %s\n", name);
+ break;
+ case 1:
+ if (src_nr < 8)
+ sprintf(name, "T%d", src_nr);
+ else if (src_nr == 8)
+ sprintf(name, "DIFFUSE");
+ else if (src_nr == 9)
+ sprintf(name, "SPECULAR");
+ else if (src_nr == 10)
+ sprintf(name, "FOG");
+ else {
+ fprintf(out, "bad src reg T%d\n", src_nr);
+ sprintf(name, "RESERVED");
+ }
+ break;
+ case 4:
+ sprintf(name, "oC");
+ if (src_nr > 0)
+ fprintf(out, "bad src reg oC%d\n", src_nr);
+ break;
+ case 5:
+ sprintf(name, "oD");
+ if (src_nr > 0)
+ fprintf(out, "bad src reg oD%d\n", src_nr);
+ break;
+ default:
+ fprintf(out, "bad src reg type %d\n", src_type);
+ sprintf(name, "RESERVED");
+ break;
+ }
+}
+
+static void
+i915_decode_alu1(uint32_t *data, uint32_t hw_offset,
+ int i, char *instr_prefix, char *op_name)
+{
+ char dst[100], src0[100];
+
+ i915_get_instruction_dst(data, i, dst, 1);
+ i915_get_instruction_src0(data, i, src0);
+
+ instr_out(data, hw_offset, i++, "%s: %s %s, %s\n", instr_prefix,
+ op_name, dst, src0);
+ instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
+ instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
+}
+
+static void
+i915_decode_alu2(uint32_t *data, uint32_t hw_offset,
+ int i, char *instr_prefix, char *op_name)
+{
+ char dst[100], src0[100], src1[100];
+
+ i915_get_instruction_dst(data, i, dst, 1);
+ i915_get_instruction_src0(data, i, src0);
+ i915_get_instruction_src1(data, i, src1);
+
+ instr_out(data, hw_offset, i++, "%s: %s %s, %s, %s\n", instr_prefix,
+ op_name, dst, src0, src1);
+ instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
+ instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
+}
+
+static void
+i915_decode_alu3(uint32_t *data, uint32_t hw_offset,
+ int i, char *instr_prefix, char *op_name)
+{
+ char dst[100], src0[100], src1[100], src2[100];
+
+ i915_get_instruction_dst(data, i, dst, 1);
+ i915_get_instruction_src0(data, i, src0);
+ i915_get_instruction_src1(data, i, src1);
+ i915_get_instruction_src2(data, i, src2);
+
+ instr_out(data, hw_offset, i++, "%s: %s %s, %s, %s, %s\n", instr_prefix,
+ op_name, dst, src0, src1, src2);
+ instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
+ instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
+}
+
+static void
+i915_decode_tex(uint32_t *data, uint32_t hw_offset, int i, char *instr_prefix,
+ char *tex_name)
+{
+ uint32_t t0 = data[i];
+ uint32_t t1 = data[i + 1];
+ char dst_name[100];
+ char addr_name[100];
+ int sampler_nr;
+
+ i915_get_instruction_dst(data, i, dst_name, 0);
+ i915_get_instruction_addr((t1 >> 24) & 0x7,
+ (t1 >> 17) & 0xf,
+ addr_name);
+ sampler_nr = t0 & 0xf;
+
+ instr_out(data, hw_offset, i++, "%s: %s %s, S%d, %s\n", instr_prefix,
+ tex_name, dst_name, sampler_nr, addr_name);
+ instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
+ instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
+}
+
+static void
+i915_decode_dcl(uint32_t *data, uint32_t hw_offset, int i, char *instr_prefix)
+{
+ uint32_t d0 = data[i];
+ char *sampletype;
+ int dcl_nr = (d0 >> 14) & 0xf;
+ char *dcl_x = d0 & (1 << 10) ? "x" : "";
+ char *dcl_y = d0 & (1 << 11) ? "y" : "";
+ char *dcl_z = d0 & (1 << 12) ? "z" : "";
+ char *dcl_w = d0 & (1 << 13) ? "w" : "";
+ char dcl_mask[10];
+
+ switch ((d0 >> 19) & 0x3) {
+ case 1:
+ sprintf(dcl_mask, ".%s%s%s%s", dcl_x, dcl_y, dcl_z, dcl_w);
+ if (strcmp(dcl_mask, ".") == 0)
+ fprintf(out, "bad (empty) dcl mask\n");
+
+ if (dcl_nr > 10)
+ fprintf(out, "bad T%d dcl register number\n", dcl_nr);
+ if (dcl_nr < 8) {
+ if (strcmp(dcl_mask, ".x") != 0 &&
+ strcmp(dcl_mask, ".xy") != 0 &&
+ strcmp(dcl_mask, ".xz") != 0 &&
+ strcmp(dcl_mask, ".w") != 0 &&
+ strcmp(dcl_mask, ".xyzw") != 0) {
+ fprintf(out, "bad T%d.%s dcl mask\n", dcl_nr, dcl_mask);
+ }
+ instr_out(data, hw_offset, i++, "%s: DCL T%d%s\n", instr_prefix,
+ dcl_nr, dcl_mask);
+ } else {
+ if (strcmp(dcl_mask, ".xz") == 0)
+ fprintf(out, "errataed bad dcl mask %s\n", dcl_mask);
+ else if (strcmp(dcl_mask, ".xw") == 0)
+ fprintf(out, "errataed bad dcl mask %s\n", dcl_mask);
+ else if (strcmp(dcl_mask, ".xzw") == 0)
+ fprintf(out, "errataed bad dcl mask %s\n", dcl_mask);
+
+ if (dcl_nr == 8) {
+ instr_out(data, hw_offset, i++, "%s: DCL DIFFUSE%s\n", instr_prefix,
+ dcl_mask);
+ } else if (dcl_nr == 9) {
+ instr_out(data, hw_offset, i++, "%s: DCL SPECULAR%s\n", instr_prefix,
+ dcl_mask);
+ } else if (dcl_nr == 10) {
+ instr_out(data, hw_offset, i++, "%s: DCL FOG%s\n", instr_prefix,
+ dcl_mask);
+ }
+ }
+ instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
+ instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
+ break;
+ case 3:
+ switch ((d0 >> 22) & 0x3) {
+ case 0:
+ sampletype = "2D";
+ break;
+ case 1:
+ sampletype = "CUBE";
+ break;
+ case 2:
+ sampletype = "3D";
+ break;
+ default:
+ sampletype = "RESERVED";
+ break;
+ }
+ if (dcl_nr > 15)
+ fprintf(out, "bad S%d dcl register number\n", dcl_nr);
+ instr_out(data, hw_offset, i++, "%s: DCL S%d %s\n", instr_prefix,
+ dcl_nr, sampletype);
+ instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
+ instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
+ break;
+ default:
+ instr_out(data, hw_offset, i++, "%s: DCL RESERVED%d\n", instr_prefix, dcl_nr);
+ instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
+ instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
+ }
+}
+
+static void
+i915_decode_instruction(uint32_t *data, uint32_t hw_offset,
+ int i, char *instr_prefix)
+{
+ switch ((data[i] >> 24) & 0x1f) {
+ case 0x0:
+ instr_out(data, hw_offset, i++, "%s: NOP\n", instr_prefix);
+ instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
+ instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
+ break;
+ case 0x01:
+ i915_decode_alu2(data, hw_offset, i, instr_prefix, "ADD");
+ break;
+ case 0x02:
+ i915_decode_alu1(data, hw_offset, i, instr_prefix, "MOV");
+ break;
+ case 0x03:
+ i915_decode_alu2(data, hw_offset, i, instr_prefix, "MUL");
+ break;
+ case 0x04:
+ i915_decode_alu3(data, hw_offset, i, instr_prefix, "MAD");
+ break;
+ case 0x05:
+ i915_decode_alu3(data, hw_offset, i, instr_prefix, "DP2ADD");
+ break;
+ case 0x06:
+ i915_decode_alu2(data, hw_offset, i, instr_prefix, "DP3");
+ break;
+ case 0x07:
+ i915_decode_alu2(data, hw_offset, i, instr_prefix, "DP4");
+ break;
+ case 0x08:
+ i915_decode_alu1(data, hw_offset, i, instr_prefix, "FRC");
+ break;
+ case 0x09:
+ i915_decode_alu1(data, hw_offset, i, instr_prefix, "RCP");
+ break;
+ case 0x0a:
+ i915_decode_alu1(data, hw_offset, i, instr_prefix, "RSQ");
+ break;
+ case 0x0b:
+ i915_decode_alu1(data, hw_offset, i, instr_prefix, "EXP");
+ break;
+ case 0x0c:
+ i915_decode_alu1(data, hw_offset, i, instr_prefix, "LOG");
+ break;
+ case 0x0d:
+ i915_decode_alu2(data, hw_offset, i, instr_prefix, "CMP");
+ break;
+ case 0x0e:
+ i915_decode_alu2(data, hw_offset, i, instr_prefix, "MIN");
+ break;
+ case 0x0f:
+ i915_decode_alu2(data, hw_offset, i, instr_prefix, "MAX");
+ break;
+ case 0x10:
+ i915_decode_alu1(data, hw_offset, i, instr_prefix, "FLR");
+ break;
+ case 0x11:
+ i915_decode_alu1(data, hw_offset, i, instr_prefix, "MOD");
+ break;
+ case 0x12:
+ i915_decode_alu1(data, hw_offset, i, instr_prefix, "TRC");
+ break;
+ case 0x13:
+ i915_decode_alu2(data, hw_offset, i, instr_prefix, "SGE");
+ break;
+ case 0x14:
+ i915_decode_alu2(data, hw_offset, i, instr_prefix, "SLT");
+ break;
+ case 0x15:
+ i915_decode_tex(data, hw_offset, i, instr_prefix, "TEXLD");
+ break;
+ case 0x16:
+ i915_decode_tex(data, hw_offset, i, instr_prefix, "TEXLDP");
+ break;
+ case 0x17:
+ i915_decode_tex(data, hw_offset, i, instr_prefix, "TEXLDB");
+ break;
+ case 0x19:
+ i915_decode_dcl(data, hw_offset, i, instr_prefix);
+ break;
+ default:
+ instr_out(data, hw_offset, i++, "%s: unknown\n", instr_prefix);
+ instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
+ instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
+ break;
+ }
+}
+
static int
decode_3d_1d(uint32_t *data, int count, uint32_t hw_offset, int *failures, int i830)
{
@@ -441,8 +910,9 @@ decode_3d_1d(uint32_t *data, int count, uint32_t hw_offset, int *failures, int i
case 0x00:
instr_out(data, hw_offset, 0, "3DSTATE_MAP_STATE\n");
len = (data[0] & 0x0000003f) + 2;
+ instr_out(data, hw_offset, 1, "mask\n");
- i = 1;
+ i = 2;
for (map = 0; map <= 15; map++) {
if (data[1] & (1 << map)) {
if (i + 3 >= count)
@@ -495,19 +965,22 @@ decode_3d_1d(uint32_t *data, int count, uint32_t hw_offset, int *failures, int i
}
i = 1;
for (instr = 0; instr < (len - 1) / 3; instr++) {
+ char instr_prefix[10];
+
if (i + 3 >= count)
- BUFFER_FAIL(count, len, "3DSTATE_MAP_STATE");
- instr_out(data, hw_offset, i++, "PS%03x\n", instr);
- instr_out(data, hw_offset, i++, "PS%03x\n", instr);
- instr_out(data, hw_offset, i++, "PS%03x\n", instr);
+ BUFFER_FAIL(count, len, "3DSTATE_PIXEL_SHADER_PROGRAM");
+ sprintf(instr_prefix, "PS%03d", instr);
+ i915_decode_instruction(data, hw_offset, i, instr_prefix);
+ i += 3;
}
return len;
case 0x01:
if (i830)
break;
instr_out(data, hw_offset, 0, "3DSTATE_SAMPLER_STATE\n");
+ instr_out(data, hw_offset, 1, "mask\n");
len = (data[0] & 0x0000003f) + 2;
- i = 1;
+ i = 2;
for (sampler = 0; sampler <= 15; sampler++) {
if (data[1] & (1 << sampler)) {
if (i + 3 >= count)
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