#include "radeon_compiler.h"
-#include "shader/prog_parameter.h"
-#include "shader/prog_print.h"
-#include "shader/prog_statevars.h"
+#include <stdio.h>
-#include "radeon_nqssadce.h"
+#include "radeon_dataflow.h"
#include "radeon_program_alu.h"
#include "r300_fragprog.h"
#include "r300_fragprog_swizzle.h"
#include "r500_fragprog.h"
-static void nqssadce_init(struct nqssadce_state* s)
+static void dataflow_outputs_mark_use(void * userdata, void * data,
+ void (*callback)(void *, unsigned int, unsigned int))
{
- s->Outputs[FRAG_RESULT_COLOR].Sourced = WRITEMASK_XYZW;
- s->Outputs[FRAG_RESULT_DEPTH].Sourced = WRITEMASK_W;
+ struct r300_fragment_program_compiler * c = userdata;
+ callback(data, c->OutputColor, RC_MASK_XYZW);
+ callback(data, c->OutputDepth, RC_MASK_W);
}
-/**
- * Transform the program to support fragment.position.
- *
- * Introduce a small fragment at the start of the program that will be
- * the only code that directly reads the FRAG_ATTRIB_WPOS input.
- * All other code pieces that reference that input will be rewritten
- * to read from a newly allocated temporary.
- *
- */
-static void insert_WPOS_trailer(struct r300_fragment_program_compiler *compiler)
-{
- int i;
-
- if (!(compiler->Base.Program.InputsRead & FRAG_BIT_WPOS)) {
- compiler->code->wpos_attr = FRAG_ATTRIB_MAX;
- return;
- }
-
- for (i = FRAG_ATTRIB_TEX0; i <= FRAG_ATTRIB_TEX7; ++i)
- {
- if (!(compiler->Base.Program.InputsRead & (1 << i))) {
- compiler->code->wpos_attr = i;
- break;
- }
- }
-
- rc_transform_fragment_wpos(&compiler->Base, FRAG_ATTRIB_WPOS, compiler->code->wpos_attr);
-}
-
-/**
- * Rewrite fragment.fogcoord to use a texture coordinate slot.
- * Note that fogcoord is forced into an X001 pattern, and this enforcement
- * is done here.
- *
- * See also the counterpart rewriting for vertex programs.
- */
-static void rewriteFog(struct r300_fragment_program_compiler *compiler)
-{
- struct rX00_fragment_program_code *code = compiler->code;
- struct prog_src_register src;
- int i;
-
- if (!(compiler->Base.Program.InputsRead & FRAG_BIT_FOGC)) {
- code->fog_attr = FRAG_ATTRIB_MAX;
- return;
- }
-
- for (i = FRAG_ATTRIB_TEX0; i <= FRAG_ATTRIB_TEX7; ++i)
- {
- if (!(compiler->Base.Program.InputsRead & (1 << i))) {
- code->fog_attr = i;
- break;
- }
- }
-
- reset_srcreg(&src);
- src.File = PROGRAM_INPUT;
- src.Index = code->fog_attr;
- src.Swizzle = MAKE_SWIZZLE4(SWIZZLE_X, SWIZZLE_ZERO, SWIZZLE_ZERO, SWIZZLE_ONE);
- rc_move_input(&compiler->Base, FRAG_ATTRIB_FOGC, src);
-}
-
-
static void rewrite_depth_out(struct r300_fragment_program_compiler * c)
{
struct rc_instruction *rci;
for (rci = c->Base.Program.Instructions.Next; rci != &c->Base.Program.Instructions; rci = rci->Next) {
- struct prog_instruction * inst = &rci->I;
+ struct rc_sub_instruction * inst = &rci->I;
- if (inst->DstReg.File != PROGRAM_OUTPUT || inst->DstReg.Index != FRAG_RESULT_DEPTH)
+ if (inst->DstReg.File != RC_FILE_OUTPUT || inst->DstReg.Index != c->OutputDepth)
continue;
- if (inst->DstReg.WriteMask & WRITEMASK_Z) {
- inst->DstReg.WriteMask = WRITEMASK_W;
+ if (inst->DstReg.WriteMask & RC_MASK_Z) {
+ inst->DstReg.WriteMask = RC_MASK_W;
} else {
inst->DstReg.WriteMask = 0;
continue;
}
switch (inst->Opcode) {
- case OPCODE_FRC:
- case OPCODE_MOV:
- inst->SrcReg[0] = lmul_swizzle(SWIZZLE_ZZZZ, inst->SrcReg[0]);
+ case RC_OPCODE_FRC:
+ case RC_OPCODE_MOV:
+ inst->SrcReg[0] = lmul_swizzle(RC_SWIZZLE_ZZZZ, inst->SrcReg[0]);
break;
- case OPCODE_ADD:
- case OPCODE_MAX:
- case OPCODE_MIN:
- case OPCODE_MUL:
- inst->SrcReg[0] = lmul_swizzle(SWIZZLE_ZZZZ, inst->SrcReg[0]);
- inst->SrcReg[1] = lmul_swizzle(SWIZZLE_ZZZZ, inst->SrcReg[1]);
+ case RC_OPCODE_ADD:
+ case RC_OPCODE_MAX:
+ case RC_OPCODE_MIN:
+ case RC_OPCODE_MUL:
+ inst->SrcReg[0] = lmul_swizzle(RC_SWIZZLE_ZZZZ, inst->SrcReg[0]);
+ inst->SrcReg[1] = lmul_swizzle(RC_SWIZZLE_ZZZZ, inst->SrcReg[1]);
break;
- case OPCODE_CMP:
- case OPCODE_MAD:
- inst->SrcReg[0] = lmul_swizzle(SWIZZLE_ZZZZ, inst->SrcReg[0]);
- inst->SrcReg[1] = lmul_swizzle(SWIZZLE_ZZZZ, inst->SrcReg[1]);
- inst->SrcReg[2] = lmul_swizzle(SWIZZLE_ZZZZ, inst->SrcReg[2]);
+ case RC_OPCODE_CMP:
+ case RC_OPCODE_MAD:
+ inst->SrcReg[0] = lmul_swizzle(RC_SWIZZLE_ZZZZ, inst->SrcReg[0]);
+ inst->SrcReg[1] = lmul_swizzle(RC_SWIZZLE_ZZZZ, inst->SrcReg[1]);
+ inst->SrcReg[2] = lmul_swizzle(RC_SWIZZLE_ZZZZ, inst->SrcReg[2]);
break;
default:
// Scalar instructions needn't be reswizzled
void r3xx_compile_fragment_program(struct r300_fragment_program_compiler* c)
{
- if (c->Base.Debug) {
- fflush(stdout);
- _mesa_printf("Fragment Program: Initial program:\n");
- _mesa_print_program(c->program);
- fflush(stdout);
- }
-
- rc_mesa_to_rc_program(&c->Base, c->program);
-
- insert_WPOS_trailer(c);
-
- rewriteFog(c);
-
rewrite_depth_out(c);
if (c->is_r500) {
{ &radeonTransformTrigScale, 0 }
};
radeonLocalTransform(&c->Base, 4, transformations);
+
+ c->Base.SwizzleCaps = &r500_swizzle_caps;
} else {
struct radeon_program_transformation transformations[] = {
{ &r300_transform_TEX, c },
{ &radeonTransformTrigSimple, 0 }
};
radeonLocalTransform(&c->Base, 3, transformations);
+
+ c->Base.SwizzleCaps = &r300_swizzle_caps;
}
if (c->Base.Debug) {
- _mesa_printf("Fragment Program: After native rewrite:\n");
+ fprintf(stderr, "Fragment Program: After native rewrite:\n");
rc_print_program(&c->Base.Program);
- fflush(stdout);
+ fflush(stderr);
}
- if (c->is_r500) {
- struct radeon_nqssadce_descr nqssadce = {
- .Init = &nqssadce_init,
- .IsNativeSwizzle = &r500FPIsNativeSwizzle,
- .BuildSwizzle = &r500FPBuildSwizzle
- };
- radeonNqssaDce(&c->Base, &nqssadce, 0);
- } else {
- struct radeon_nqssadce_descr nqssadce = {
- .Init = &nqssadce_init,
- .IsNativeSwizzle = &r300FPIsNativeSwizzle,
- .BuildSwizzle = &r300FPBuildSwizzle
- };
- radeonNqssaDce(&c->Base, &nqssadce, 0);
+ rc_dataflow_deadcode(&c->Base, &dataflow_outputs_mark_use, c);
+
+ if (c->Base.Debug) {
+ fprintf(stderr, "Fragment Program: After deadcode:\n");
+ rc_print_program(&c->Base.Program);
+ fflush(stderr);
}
+ rc_dataflow_swizzles(&c->Base);
+
if (c->Base.Debug) {
- _mesa_printf("Compiler: after NqSSA-DCE:\n");
+ fprintf(stderr, "Compiler: after dataflow passes:\n");
rc_print_program(&c->Base.Program);
- fflush(stdout);
+ fflush(stderr);
}
if (c->is_r500) {
projects / mesa.git / blobdiff