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bump up MAX_INSTRUCTIONS and add an assertion to catch emitting too many instructions

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Brian 2007-10-23 10:24:53 -06:00
parent e90dd4bf8f
commit 2a8e9bb00f
1 changed files with 7 additions and 4 deletions
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11
src/mesa/main/texenvprogram.c
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@ -35,10 +35,11 @@
#include "texenvprogram.h"
/**
* According to Glean's texCombine test, no more than 21 instructions
* are needed. Allow a few extra just in case.
* This MAX is probably a bit generous, but that's OK. There can be
* up to four instructions per texture unit (TEX + 3 for combine),
* then there's fog and specular add.
*/
#define MAX_INSTRUCTIONS ((MAX_TEXTURE_UNITS * 6) + 10) /* see bug 9829 */
#define MAX_INSTRUCTIONS ((MAX_TEXTURE_UNITS * 4) + 12)
#define DISASSEM (MESA_VERBOSE & VERBOSE_DISASSEM)
@ -476,7 +477,9 @@ emit_op(struct texenv_fragment_program *p,
{
GLuint nr = p->program->Base.NumInstructions++;
struct prog_instruction *inst = &p->program->Base.Instructions[nr];
assert(nr < MAX_INSTRUCTIONS);
_mesa_init_instructions(inst, 1);
inst->Opcode = op;