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tgsi: Improve execution debugging.

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- zero temps/outputs instead of copying (otherwise we won't be able to see
  the temps/outputs assignments for small shaders where nothing changes
  across big areas

- also show the inputs (as it's often impossible to infer from the rest)

Reviewed-by: Brian Paul <brianp@vmware.com>
This commit is contained in:
José Fonseca 2013-02-22 15:34:30 +00:00
parent f8436c17e4
commit cd01cc3b48
1 changed files with 24 additions and 5 deletions
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29
src/gallium/auxiliary/tgsi/tgsi_exec.c
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@ -62,6 +62,9 @@
#include "util/u_math.h"
#define DEBUG_EXECUTION 0
#define FAST_MATH 0
#define TILE_TOP_LEFT 0
@ -2456,6 +2459,23 @@ exec_declaration(struct tgsi_exec_machine *mach,
}
}
}
if (DEBUG_EXECUTION) {
uint i, j;
for (i = first; i <= last; ++i) {
debug_printf("IN[%2u] = ", i);
for (j = 0; j < TGSI_NUM_CHANNELS; j++) {
if (j > 0) {
debug_printf(" ");
}
debug_printf("(%6f %u, %6f %u, %6f %u, %6f %u)\n",
mach->Inputs[i].xyzw[0].f[j], mach->Inputs[i].xyzw[0].u[j],
mach->Inputs[i].xyzw[1].f[j], mach->Inputs[i].xyzw[1].u[j],
mach->Inputs[i].xyzw[2].f[j], mach->Inputs[i].xyzw[2].u[j],
mach->Inputs[i].xyzw[3].f[j], mach->Inputs[i].xyzw[3].u[j]);
}
}
}
}
}
@ -4304,9 +4324,6 @@ exec_instruction(
}
#define DEBUG_EXECUTION 0
/**
* Run TGSI interpreter.
* \return bitmask of "alive" quad components
@ -4351,8 +4368,10 @@ tgsi_exec_machine_run( struct tgsi_exec_machine *mach )
struct tgsi_exec_vector outputs[PIPE_MAX_ATTRIBS];
uint inst = 1;
memcpy(temps, mach->Temps, sizeof(temps));
memcpy(outputs, mach->Outputs, sizeof(outputs));
memset(mach->Temps, 0, sizeof(temps));
memset(mach->Outputs, 0, sizeof(outputs));
memset(temps, 0, sizeof(temps));
memset(outputs, 0, sizeof(outputs));
#endif
/* execute instructions, until pc is set to -1 */