From 2a8e9bb00f8cf830783cbc20a2a57f31b19491ea Mon Sep 17 00:00:00 2001 From: Brian Date: Tue, 23 Oct 2007 10:24:53 -0600 Subject: bump up MAX_INSTRUCTIONS and add an assertion to catch emitting too many instructions --- src/mesa/main/texenvprogram.c | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-) (limited to 'src') diff --git a/src/mesa/main/texenvprogram.c b/src/mesa/main/texenvprogram.c index 9c84da985e0..935eb44a321 100644 --- a/src/mesa/main/texenvprogram.c +++ b/src/mesa/main/texenvprogram.c @@ -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; -- cgit v1.2.3