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-rw-r--r--src/mesa/drivers/dri/r200/r200_context.h2
-rw-r--r--src/mesa/drivers/dri/r200/r200_vertprog.c84
2 files changed, 24 insertions, 62 deletions
diff --git a/src/mesa/drivers/dri/r200/r200_context.h b/src/mesa/drivers/dri/r200/r200_context.h
index 0f646bf30b..b7ee33aa6c 100644
--- a/src/mesa/drivers/dri/r200/r200_context.h
+++ b/src/mesa/drivers/dri/r200/r200_context.h
@@ -102,7 +102,7 @@ typedef void (*r200_point_func)( r200ContextPtr,
struct r200_vertex_program {
struct gl_vertex_program mesa_program; /* Must be first */
int translated;
- VERTEX_SHADER_INSTRUCTION instr[R200_VSF_MAX_INST + 2];
+ VERTEX_SHADER_INSTRUCTION instr[R200_VSF_MAX_INST + 3];
int pos_end;
int inputs[VERT_ATTRIB_MAX];
int native;
diff --git a/src/mesa/drivers/dri/r200/r200_vertprog.c b/src/mesa/drivers/dri/r200/r200_vertprog.c
index 4d87d2ecf0..8714cc7aa2 100644
--- a/src/mesa/drivers/dri/r200/r200_vertprog.c
+++ b/src/mesa/drivers/dri/r200/r200_vertprog.c
@@ -28,6 +28,7 @@ USE OR OTHER DEALINGS IN THE SOFTWARE.
/*
* Authors:
* Aapo Tahkola <aet@rasterburn.org>
+ * Roland Scheidegger <rscheidegger_lists@hispeed.ch>
*/
#include "glheader.h"
#include "macros.h"
@@ -432,41 +433,6 @@ static GLboolean r200_translate_vertex_program(struct r200_vertex_program *vp)
int u_temp_i = R200_VSF_MAX_TEMPS - 1;
struct prog_src_register src[3];
-#if 0
- if (getenv("R300_VP_SAFETY")) {
- WARN_ONCE("R300_VP_SAFETY enabled.\n");
-
- vpi = malloc((mesa_vp->Base.NumInstructions + VSF_MAX_FRAGMENT_TEMPS) * sizeof(struct prog_instruction));
- memset(vpi, 0, VSF_MAX_FRAGMENT_TEMPS * sizeof(struct prog_instruction));
-
- for (i=0; i < VSF_MAX_FRAGMENT_TEMPS; i++) {
- vpi[i].Opcode = OPCODE_MOV;
- vpi[i].StringPos = 0;
- vpi[i].Data = 0;
-
- vpi[i].DstReg.File = PROGRAM_TEMPORARY;
- vpi[i].DstReg.Index = i;
- vpi[i].DstReg.WriteMask = WRITEMASK_XYZW;
- vpi[i].DstReg.CondMask = COND_TR;
-
- vpi[i].SrcReg[0].File = PROGRAM_STATE_VAR;
- vpi[i].SrcReg[0].Index = 0;
- vpi[i].SrcReg[0].Swizzle = MAKE_SWIZZLE4(SWIZZLE_ONE, SWIZZLE_ONE, SWIZZLE_ONE, SWIZZLE_ONE);
- }
-
- memcpy(&vpi[i], mesa_vp->Base.Instructions, mesa_vp->Base.NumInstructions * sizeof(struct prog_instruction));
-
- free(mesa_vp->Base.Instructions);
-
- mesa_vp->Base.Instructions = vpi;
-
- mesa_vp->Base.NumInstructions += VSF_MAX_FRAGMENT_TEMPS;
- vpi = &mesa_vp->Base.Instructions[mesa_vp->Base.NumInstructions-1];
-
- assert(vpi->Opcode == OPCODE_END);
- }
-#endif
-
/* FIXME: is changing the prog safe to do here? */
if (mesa_vp->IsPositionInvariant) {
struct gl_program_parameter_list *paramList;
@@ -601,21 +567,6 @@ static GLboolean r200_translate_vertex_program(struct r200_vertex_program *vp)
o_inst = vp->instr;
for(vpi = mesa_vp->Base.Instructions; vpi->Opcode != OPCODE_END; vpi++, o_inst++){
- if (u_temp_i < mesa_vp->Base.NumTemporaries) {
- if (R200_DEBUG & DEBUG_FALLBACKS) {
- fprintf(stderr, "Ran out of temps, num temps %d, us %d\n", mesa_vp->Base.NumTemporaries, u_temp_i);
- }
- return GL_FALSE;
- }
- u_temp_i = R200_VSF_MAX_TEMPS - 1;
- if(o_inst - vp->instr >= R200_VSF_MAX_INST) {
- mesa_vp->Base.NumNativeInstructions = 129;
- if (R200_DEBUG & DEBUG_FALLBACKS) {
- fprintf(stderr, "more than 128 native instructions\n");
- }
- return GL_FALSE;
- }
-
operands = op_operands(vpi->Opcode);
are_srcs_scalar = operands & SCALAR_FLAG;
operands &= OP_MASK;
@@ -914,7 +865,7 @@ else {
goto next;
case OPCODE_END:
- break;
+ assert(0);
default:
break;
}
@@ -974,19 +925,30 @@ else {
}
}
next:
+ if (mesa_vp->Base.NumNativeTemporaries <
+ (mesa_vp->Base.NumTemporaries + (R200_VSF_MAX_TEMPS - 1 - u_temp_i))) {
+ mesa_vp->Base.NumNativeTemporaries =
+ mesa_vp->Base.NumTemporaries + (R200_VSF_MAX_TEMPS - 1 - u_temp_i);
+ }
+ if (u_temp_i < mesa_vp->Base.NumTemporaries) {
+ if (R200_DEBUG & DEBUG_FALLBACKS) {
+ fprintf(stderr, "Ran out of temps, num temps %d, us %d\n", mesa_vp->Base.NumTemporaries, u_temp_i);
+ }
+ return GL_FALSE;
+ }
+ u_temp_i = R200_VSF_MAX_TEMPS - 1;
+ if(o_inst - vp->instr >= R200_VSF_MAX_INST) {
+ mesa_vp->Base.NumNativeInstructions = 129;
+ if (R200_DEBUG & DEBUG_FALLBACKS) {
+ fprintf(stderr, "more than 128 native instructions\n");
+ }
+ return GL_FALSE;
+ }
if ((o_inst->op & R200_VSF_OUT_CLASS_MASK) == R200_VSF_OUT_CLASS_RESULT_POS) {
vp->pos_end = (o_inst - vp->instr);
}
}
- /* need to test again since some instructions require more than one (up to 3) native inst */
- if(o_inst - vp->instr > R200_VSF_MAX_INST) {
- mesa_vp->Base.NumNativeInstructions = 129;
- if (R200_DEBUG & DEBUG_FALLBACKS) {
- fprintf(stderr, "more than 128 native instructions\n");
- }
- return GL_FALSE;
- }
vp->native = GL_TRUE;
mesa_vp->Base.NumNativeInstructions = (o_inst - vp->instr);
#if 0
@@ -1120,8 +1082,8 @@ r200ProgramStringNotify(GLcontext *ctx, GLenum target, struct gl_program *prog)
switch(target) {
case GL_VERTEX_PROGRAM_ARB:
vp->translated = GL_FALSE;
- memset(&vp->translated, 0, sizeof(struct r200_vertex_program) - sizeof(struct gl_vertex_program));
- /*r200_translate_vertex_shader(vp);*/
+/* memset(&vp->translated, 0, sizeof(struct r200_vertex_program) - sizeof(struct gl_vertex_program));*/
+ r200_translate_vertex_program(vp);
break;
}
/* need this for tcl fallbacks */
generated by cgit v1.2.3 (git 2.51.0) at 2025-10-31 21:21:22 +0000