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Reduce the size of mesa's internal fragment and vertex program

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representations by switching to packed structures for registers and
instructions.
This commit is contained in:
Keith Whitwell
2005-04-21 14:46:57 +00:00
parent 88b69d7998
commit 7c26b61f93
15 changed files with 777 additions and 633 deletions
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73
src/mesa/swrast/s_nvfragprog.c
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@@ -137,10 +137,10 @@ get_register_pointer( GLcontext *ctx,
/* Fallthrough */
case PROGRAM_NAMED_PARAM:
ASSERT(source->Index < (GLint) program->Parameters->NumParameters);
src = program->Parameters->Parameters[source->Index].Values;
src = program->Parameters->ParameterValues[source->Index];
break;
default:
_mesa_problem(ctx, "Invalid input register file in fetch_vector4");
_mesa_problem(ctx, "Invalid input register file %d in fetch_vector4", source->File);
src = NULL;
}
return src;
@@ -161,10 +161,10 @@ fetch_vector4( GLcontext *ctx,
const GLfloat *src = get_register_pointer(ctx, source, machine, program);
ASSERT(src);
result[0] = src[source->Swizzle[0]];
result[1] = src[source->Swizzle[1]];
result[2] = src[source->Swizzle[2]];
result[3] = src[source->Swizzle[3]];
result[0] = src[GET_SWZ(source->Swizzle, 0)];
result[1] = src[GET_SWZ(source->Swizzle, 1)];
result[2] = src[GET_SWZ(source->Swizzle, 2)];
result[3] = src[GET_SWZ(source->Swizzle, 3)];
if (source->NegateBase) {
result[0] = -result[0];
@@ -291,10 +291,10 @@ fetch_vector4_deriv( GLcontext *ctx,
return GL_FALSE;
}
result[0] = src[source->Swizzle[0]];
result[1] = src[source->Swizzle[1]];
result[2] = src[source->Swizzle[2]];
result[3] = src[source->Swizzle[3]];
result[0] = src[GET_SWZ(source->Swizzle, 0)];
result[1] = src[GET_SWZ(source->Swizzle, 1)];
result[2] = src[GET_SWZ(source->Swizzle, 2)];
result[3] = src[GET_SWZ(source->Swizzle, 3)];
if (source->NegateBase) {
result[0] = -result[0];
@@ -331,7 +331,7 @@ fetch_vector1( GLcontext *ctx,
const GLfloat *src = get_register_pointer(ctx, source, machine, program);
ASSERT(src);
result[0] = src[source->Swizzle[0]];
result[0] = src[GET_SWZ(source->Swizzle, 0)];
if (source->NegateBase) {
result[0] = -result[0];
@@ -397,8 +397,8 @@ store_vector4( const struct fp_instruction *inst,
GLfloat *dstReg;
GLfloat dummyReg[4];
GLfloat clampedValue[4];
const GLboolean *writeMask = dest->WriteMask;
GLboolean condWriteMask[4];
GLuint writeMask = dest->WriteMask;
switch (dest->File) {
case PROGRAM_OUTPUT:
@@ -433,33 +433,37 @@ store_vector4( const struct fp_instruction *inst,
}
if (dest->CondMask != COND_TR) {
condWriteMask[0] = writeMask[0]
&& test_cc(machine->CondCodes[dest->CondSwizzle[0]], dest->CondMask);
condWriteMask[1] = writeMask[1]
&& test_cc(machine->CondCodes[dest->CondSwizzle[1]], dest->CondMask);
condWriteMask[2] = writeMask[2]
&& test_cc(machine->CondCodes[dest->CondSwizzle[2]], dest->CondMask);
condWriteMask[3] = writeMask[3]
&& test_cc(machine->CondCodes[dest->CondSwizzle[3]], dest->CondMask);
writeMask = condWriteMask;
condWriteMask[0] = GET_BIT(writeMask, 0)
&& test_cc(machine->CondCodes[GET_SWZ(dest->CondSwizzle, 0)], dest->CondMask);
condWriteMask[1] = GET_BIT(writeMask, 1)
&& test_cc(machine->CondCodes[GET_SWZ(dest->CondSwizzle, 1)], dest->CondMask);
condWriteMask[2] = GET_BIT(writeMask, 2)
&& test_cc(machine->CondCodes[GET_SWZ(dest->CondSwizzle, 2)], dest->CondMask);
condWriteMask[3] = GET_BIT(writeMask, 3)
&& test_cc(machine->CondCodes[GET_SWZ(dest->CondSwizzle, 3)], dest->CondMask);
writeMask = ((condWriteMask[0] << 0) |
(condWriteMask[1] << 1) |
(condWriteMask[2] << 2) |
(condWriteMask[3] << 3));
}
if (writeMask[0]) {
if (GET_BIT(writeMask, 0)) {
dstReg[0] = value[0];
if (updateCC)
machine->CondCodes[0] = generate_cc(value[0]);
}
if (writeMask[1]) {
if (GET_BIT(writeMask, 1)) {
dstReg[1] = value[1];
if (updateCC)
machine->CondCodes[1] = generate_cc(value[1]);
}
if (writeMask[2]) {
if (GET_BIT(writeMask, 2)) {
dstReg[2] = value[2];
if (updateCC)
machine->CondCodes[2] = generate_cc(value[2]);
}
if (writeMask[3]) {
if (GET_BIT(writeMask, 3)) {
dstReg[3] = value[3];
if (updateCC)
machine->CondCodes[3] = generate_cc(value[3]);
@@ -779,12 +783,12 @@ execute_program( GLcontext *ctx,
break;
case FP_OPCODE_KIL_NV: /* NV_f_p only */
{
const GLuint *swizzle = inst->DstReg.CondSwizzle;
const GLuint swizzle = inst->DstReg.CondSwizzle;
const GLuint condMask = inst->DstReg.CondMask;
if (test_cc(machine->CondCodes[swizzle[0]], condMask) ||
test_cc(machine->CondCodes[swizzle[1]], condMask) ||
test_cc(machine->CondCodes[swizzle[2]], condMask) ||
test_cc(machine->CondCodes[swizzle[3]], condMask)) {
if (test_cc(machine->CondCodes[GET_SWZ(swizzle, 0)], condMask) ||
test_cc(machine->CondCodes[GET_SWZ(swizzle, 1)], condMask) ||
test_cc(machine->CondCodes[GET_SWZ(swizzle, 2)], condMask) ||
test_cc(machine->CondCodes[GET_SWZ(swizzle, 3)], condMask)) {
return GL_FALSE;
}
}
@@ -1154,12 +1158,13 @@ execute_program( GLcontext *ctx,
/* do extended swizzling here */
for (i = 0; i < 3; i++) {
if (source->Swizzle[i] == SWIZZLE_ZERO)
if (GET_SWZ(source->Swizzle, i) == SWIZZLE_ZERO)
result[i] = 0.0;
else if (source->Swizzle[i] == SWIZZLE_ONE)
else if (GET_SWZ(source->Swizzle, i) == SWIZZLE_ONE)
result[i] = -1.0;
else
result[i] = -src[source->Swizzle[i]];
result[i] = -src[GET_SWZ(source->Swizzle, i)];
if (source->NegateBase)
result[i] = -result[i];
}
@@ -1224,7 +1229,7 @@ execute_program( GLcontext *ctx,
{
GLfloat texcoord[4], color[4];
fetch_vector4( ctx, &inst->SrcReg[0], machine, program, texcoord );
if (inst->TexSrcBit != TEXTURE_CUBE_BIT) {
if (inst->TexSrcIdx != TEXTURE_CUBE_INDEX) {
texcoord[0] /= texcoord[3];
texcoord[1] /= texcoord[3];
texcoord[2] /= texcoord[3];