diff options
Diffstat (limited to 'src/mesa/drivers/dri/r600/r600_vertprog.c')
| -rw-r--r-- | src/mesa/drivers/dri/r600/r600_vertprog.c | 1479 |
1 files changed, 1479 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/r600/r600_vertprog.c b/src/mesa/drivers/dri/r600/r600_vertprog.c new file mode 100644 index 0000000000..946d8beb46 --- /dev/null +++ b/src/mesa/drivers/dri/r600/r600_vertprog.c @@ -0,0 +1,1479 @@ +/************************************************************************** + +Copyright (C) 2005 Aapo Tahkola <aet@rasterburn.org> +Copyright (C) 2008 Oliver McFadden <z3ro.geek@gmail.com> + +All Rights Reserved. + +Permission is hereby granted, free of charge, to any person obtaining a +copy of this software and associated documentation files (the "Software"), +to deal in the Software without restriction, including without limitation +on the rights to use, copy, modify, merge, publish, distribute, sub +license, and/or sell copies of the Software, and to permit persons to whom +the Software is furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice (including the next +paragraph) shall be included in all copies or substantial portions of the +Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL +THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, +DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR +OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE +USE OR OTHER DEALINGS IN THE SOFTWARE. + +**************************************************************************/ + +/* Radeon R5xx Acceleration, Revision 1.2 */ + +#include "main/glheader.h" +#include "main/macros.h" +#include "main/enums.h" +#include "shader/program.h" +#include "shader/prog_instruction.h" +#include "shader/prog_parameter.h" +#include "shader/prog_statevars.h" +#include "tnl/tnl.h" + +#include "r600_context.h" + +/* TODO: Get rid of t_src_class call */ +#define CMP_SRCS(a, b) ((a.RelAddr != b.RelAddr) || (a.Index != b.Index && \ + ((t_src_class(a.File) == PVS_SRC_REG_CONSTANT && \ + t_src_class(b.File) == PVS_SRC_REG_CONSTANT) || \ + (t_src_class(a.File) == PVS_SRC_REG_INPUT && \ + t_src_class(b.File) == PVS_SRC_REG_INPUT)))) \ + +/* + * Take an already-setup and valid source then swizzle it appropriately to + * obtain a constant ZERO or ONE source. + */ +#define __CONST(x, y) \ + (PVS_SRC_OPERAND(t_src_index(vp, &src[x]), \ + t_swizzle(y), \ + t_swizzle(y), \ + t_swizzle(y), \ + t_swizzle(y), \ + t_src_class(src[x].File), \ + VSF_FLAG_NONE) | (src[x].RelAddr << 4)) + +#define FREE_TEMPS() \ + do { \ + int u_temp_used = (VSF_MAX_FRAGMENT_TEMPS - 1) - u_temp_i; \ + if((vp->num_temporaries + u_temp_used) > VSF_MAX_FRAGMENT_TEMPS) { \ + WARN_ONCE("Ran out of temps, num temps %d, us %d\n", vp->num_temporaries, u_temp_used); \ + vp->native = GL_FALSE; \ + } \ + u_temp_i=VSF_MAX_FRAGMENT_TEMPS-1; \ + } while (0) + +int r300VertexProgUpdateParams(GLcontext * ctx, + struct r300_vertex_program_cont *vp, float *dst) +{ + int pi; + struct gl_vertex_program *mesa_vp = &vp->mesa_program; + float *dst_o = dst; + struct gl_program_parameter_list *paramList; + + if (mesa_vp->IsNVProgram) { + _mesa_load_tracked_matrices(ctx); + + for (pi = 0; pi < MAX_NV_VERTEX_PROGRAM_PARAMS; pi++) { + *dst++ = ctx->VertexProgram.Parameters[pi][0]; + *dst++ = ctx->VertexProgram.Parameters[pi][1]; + *dst++ = ctx->VertexProgram.Parameters[pi][2]; + *dst++ = ctx->VertexProgram.Parameters[pi][3]; + } + return dst - dst_o; + } + + assert(mesa_vp->Base.Parameters); + _mesa_load_state_parameters(ctx, mesa_vp->Base.Parameters); + + if (mesa_vp->Base.Parameters->NumParameters * 4 > + VSF_MAX_FRAGMENT_LENGTH) { + fprintf(stderr, "%s:Params exhausted\n", __FUNCTION__); + _mesa_exit(-1); + } + + paramList = mesa_vp->Base.Parameters; + for (pi = 0; pi < paramList->NumParameters; pi++) { + switch (paramList->Parameters[pi].Type) { + case PROGRAM_STATE_VAR: + case PROGRAM_NAMED_PARAM: + //fprintf(stderr, "%s", vp->Parameters->Parameters[pi].Name); + case PROGRAM_CONSTANT: + *dst++ = paramList->ParameterValues[pi][0]; + *dst++ = paramList->ParameterValues[pi][1]; + *dst++ = paramList->ParameterValues[pi][2]; + *dst++ = paramList->ParameterValues[pi][3]; + break; + default: + _mesa_problem(NULL, "Bad param type in %s", + __FUNCTION__); + } + + } + + return dst - dst_o; +} + +static unsigned long t_dst_mask(GLuint mask) +{ + /* WRITEMASK_* is equivalent to VSF_FLAG_* */ + return mask & VSF_FLAG_ALL; +} + +static unsigned long t_dst_class(gl_register_file file) +{ + + switch (file) { + case PROGRAM_TEMPORARY: + return PVS_DST_REG_TEMPORARY; + case PROGRAM_OUTPUT: + return PVS_DST_REG_OUT; + case PROGRAM_ADDRESS: + return PVS_DST_REG_A0; + /* + case PROGRAM_INPUT: + case PROGRAM_LOCAL_PARAM: + case PROGRAM_ENV_PARAM: + case PROGRAM_NAMED_PARAM: + case PROGRAM_STATE_VAR: + case PROGRAM_WRITE_ONLY: + case PROGRAM_ADDRESS: + */ + default: + fprintf(stderr, "problem in %s", __FUNCTION__); + _mesa_exit(-1); + return -1; + } +} + +static unsigned long t_dst_index(struct r300_vertex_program *vp, + struct prog_dst_register *dst) +{ + if (dst->File == PROGRAM_OUTPUT) + return vp->outputs[dst->Index]; + + return dst->Index; +} + +static unsigned long t_src_class(gl_register_file file) +{ + switch (file) { + case PROGRAM_TEMPORARY: + return PVS_SRC_REG_TEMPORARY; + case PROGRAM_INPUT: + return PVS_SRC_REG_INPUT; + case PROGRAM_LOCAL_PARAM: + case PROGRAM_ENV_PARAM: + case PROGRAM_NAMED_PARAM: + case PROGRAM_CONSTANT: + case PROGRAM_STATE_VAR: + return PVS_SRC_REG_CONSTANT; + /* + case PROGRAM_OUTPUT: + case PROGRAM_WRITE_ONLY: + case PROGRAM_ADDRESS: + */ + default: + fprintf(stderr, "problem in %s", __FUNCTION__); + _mesa_exit(-1); + return -1; + } +} + +static INLINE unsigned long t_swizzle(GLubyte swizzle) +{ +/* this is in fact a NOP as the Mesa SWIZZLE_* are all identical to VSF_IN_COMPONENT_* */ + return swizzle; +} + +#if 0 +static void vp_dump_inputs(struct r300_vertex_program *vp, char *caller) +{ + int i; + + if (vp == NULL) { + fprintf(stderr, "vp null in call to %s from %s\n", __FUNCTION__, + caller); + return; + } + + fprintf(stderr, "%s:<", caller); + for (i = 0; i < VERT_ATTRIB_MAX; i++) + fprintf(stderr, "%d ", vp->inputs[i]); + fprintf(stderr, ">\n"); + +} +#endif + +static unsigned long t_src_index(struct r300_vertex_program *vp, + struct prog_src_register *src) +{ + int i; + int max_reg = -1; + + if (src->File == PROGRAM_INPUT) { + if (vp->inputs[src->Index] != -1) + return vp->inputs[src->Index]; + + for (i = 0; i < VERT_ATTRIB_MAX; i++) + if (vp->inputs[i] > max_reg) + max_reg = vp->inputs[i]; + + vp->inputs[src->Index] = max_reg + 1; + + //vp_dump_inputs(vp, __FUNCTION__); + + return vp->inputs[src->Index]; + } else { + if (src->Index < 0) { + fprintf(stderr, + "negative offsets for indirect addressing do not work.\n"); + return 0; + } + return src->Index; + } +} + +/* these two functions should probably be merged... */ + +static unsigned long t_src(struct r300_vertex_program *vp, + struct prog_src_register *src) +{ + /* src->NegateBase uses the NEGATE_ flags from program_instruction.h, + * which equal our VSF_FLAGS_ values, so it's safe to just pass it here. + */ + return PVS_SRC_OPERAND(t_src_index(vp, src), + t_swizzle(GET_SWZ(src->Swizzle, 0)), + t_swizzle(GET_SWZ(src->Swizzle, 1)), + t_swizzle(GET_SWZ(src->Swizzle, 2)), + t_swizzle(GET_SWZ(src->Swizzle, 3)), + t_src_class(src->File), + src->NegateBase) | (src->RelAddr << 4); +} + +static unsigned long t_src_scalar(struct r300_vertex_program *vp, + struct prog_src_register *src) +{ + /* src->NegateBase uses the NEGATE_ flags from program_instruction.h, + * which equal our VSF_FLAGS_ values, so it's safe to just pass it here. + */ + return PVS_SRC_OPERAND(t_src_index(vp, src), + t_swizzle(GET_SWZ(src->Swizzle, 0)), + t_swizzle(GET_SWZ(src->Swizzle, 0)), + t_swizzle(GET_SWZ(src->Swizzle, 0)), + t_swizzle(GET_SWZ(src->Swizzle, 0)), + t_src_class(src->File), + src-> + NegateBase ? VSF_FLAG_ALL : VSF_FLAG_NONE) | + (src->RelAddr << 4); +} + +static GLboolean valid_dst(struct r300_vertex_program *vp, + struct prog_dst_register *dst) +{ + if (dst->File == PROGRAM_OUTPUT && vp->outputs[dst->Index] == -1) { + return GL_FALSE; + } else if (dst->File == PROGRAM_ADDRESS) { + assert(dst->Index == 0); + } + + return GL_TRUE; +} + +static GLuint *r300TranslateOpcodeABS(struct r300_vertex_program *vp, + struct prog_instruction *vpi, + GLuint * inst, + struct prog_src_register src[3]) +{ + //MAX RESULT 1.X Y Z W PARAM 0{} {X Y Z W} PARAM 0{X Y Z W } {X Y Z W} neg Xneg Yneg Zneg W + + inst[0] = PVS_OP_DST_OPERAND(VE_MAXIMUM, + GL_FALSE, + GL_FALSE, + t_dst_index(vp, &vpi->DstReg), + t_dst_mask(vpi->DstReg.WriteMask), + t_dst_class(vpi->DstReg.File)); + inst[1] = t_src(vp, &src[0]); + inst[2] = PVS_SRC_OPERAND(t_src_index(vp, &src[0]), + t_swizzle(GET_SWZ(src[0].Swizzle, 0)), + t_swizzle(GET_SWZ(src[0].Swizzle, 1)), + t_swizzle(GET_SWZ(src[0].Swizzle, 2)), + t_swizzle(GET_SWZ(src[0].Swizzle, 3)), + t_src_class(src[0].File), + (!src[0]. + NegateBase) ? VSF_FLAG_ALL : VSF_FLAG_NONE) | + (src[0].RelAddr << 4); + inst[3] = 0; + + return inst; +} + +static GLuint *r300TranslateOpcodeADD(struct r300_vertex_program *vp, + struct prog_instruction *vpi, + GLuint * inst, + struct prog_src_register src[3]) +{ + inst[0] = PVS_OP_DST_OPERAND(VE_ADD, + GL_FALSE, + GL_FALSE, + t_dst_index(vp, &vpi->DstReg), + t_dst_mask(vpi->DstReg.WriteMask), + t_dst_class(vpi->DstReg.File)); + inst[1] = t_src(vp, &src[0]); + inst[2] = t_src(vp, &src[1]); + inst[3] = __CONST(1, SWIZZLE_ZERO); + + return inst; +} + +static GLuint *r300TranslateOpcodeARL(struct r300_vertex_program *vp, + struct prog_instruction *vpi, + GLuint * inst, + struct prog_src_register src[3]) +{ + inst[0] = PVS_OP_DST_OPERAND(VE_FLT2FIX_DX, + GL_FALSE, + GL_FALSE, + t_dst_index(vp, &vpi->DstReg), + t_dst_mask(vpi->DstReg.WriteMask), + t_dst_class(vpi->DstReg.File)); + inst[1] = t_src(vp, &src[0]); + inst[2] = __CONST(0, SWIZZLE_ZERO); + inst[3] = __CONST(0, SWIZZLE_ZERO); + + return inst; +} + +static GLuint *r300TranslateOpcodeDP3(struct r300_vertex_program *vp, + struct prog_instruction *vpi, + GLuint * inst, + struct prog_src_register src[3]) +{ + //DOT RESULT 1.X Y Z W PARAM 0{} {X Y Z ZERO} PARAM 0{} {X Y Z ZERO} + + inst[0] = PVS_OP_DST_OPERAND(VE_DOT_PRODUCT, + GL_FALSE, + GL_FALSE, + t_dst_index(vp, &vpi->DstReg), + t_dst_mask(vpi->DstReg.WriteMask), + t_dst_class(vpi->DstReg.File)); + inst[1] = PVS_SRC_OPERAND(t_src_index(vp, &src[0]), + t_swizzle(GET_SWZ(src[0].Swizzle, 0)), + t_swizzle(GET_SWZ(src[0].Swizzle, 1)), + t_swizzle(GET_SWZ(src[0].Swizzle, 2)), + SWIZZLE_ZERO, + t_src_class(src[0].File), + src[0]. + NegateBase ? VSF_FLAG_XYZ : VSF_FLAG_NONE) | + (src[0].RelAddr << 4); + inst[2] = + PVS_SRC_OPERAND(t_src_index(vp, &src[1]), + t_swizzle(GET_SWZ(src[1].Swizzle, 0)), + t_swizzle(GET_SWZ(src[1].Swizzle, 1)), + t_swizzle(GET_SWZ(src[1].Swizzle, 2)), SWIZZLE_ZERO, + t_src_class(src[1].File), + src[1]. + NegateBase ? VSF_FLAG_XYZ : VSF_FLAG_NONE) | + (src[1].RelAddr << 4); + inst[3] = __CONST(1, SWIZZLE_ZERO); + + return inst; +} + +static GLuint *r300TranslateOpcodeDP4(struct r300_vertex_program *vp, + struct prog_instruction *vpi, + GLuint * inst, + struct prog_src_register src[3]) +{ + inst[0] = PVS_OP_DST_OPERAND(VE_DOT_PRODUCT, + GL_FALSE, + GL_FALSE, + t_dst_index(vp, &vpi->DstReg), + t_dst_mask(vpi->DstReg.WriteMask), + t_dst_class(vpi->DstReg.File)); + inst[1] = t_src(vp, &src[0]); + inst[2] = t_src(vp, &src[1]); + inst[3] = __CONST(1, SWIZZLE_ZERO); + + return inst; +} + +static GLuint *r300TranslateOpcodeDPH(struct r300_vertex_program *vp, + struct prog_instruction *vpi, + GLuint * inst, + struct prog_src_register src[3]) +{ + //DOT RESULT 1.X Y Z W PARAM 0{} {X Y Z ONE} PARAM 0{} {X Y Z W} + inst[0] = PVS_OP_DST_OPERAND(VE_DOT_PRODUCT, + GL_FALSE, + GL_FALSE, + t_dst_index(vp, &vpi->DstReg), + t_dst_mask(vpi->DstReg.WriteMask), + t_dst_class(vpi->DstReg.File)); + inst[1] = PVS_SRC_OPERAND(t_src_index(vp, &src[0]), + t_swizzle(GET_SWZ(src[0].Swizzle, 0)), + t_swizzle(GET_SWZ(src[0].Swizzle, 1)), + t_swizzle(GET_SWZ(src[0].Swizzle, 2)), + PVS_SRC_SELECT_FORCE_1, + t_src_class(src[0].File), + src[0]. + NegateBase ? VSF_FLAG_XYZ : VSF_FLAG_NONE) | + (src[0].RelAddr << 4); + inst[2] = t_src(vp, &src[1]); + inst[3] = __CONST(1, SWIZZLE_ZERO); + + return inst; +} + +static GLuint *r300TranslateOpcodeDST(struct r300_vertex_program *vp, + struct prog_instruction *vpi, + GLuint * inst, + struct prog_src_register src[3]) +{ + inst[0] = PVS_OP_DST_OPERAND(VE_DISTANCE_VECTOR, + GL_FALSE, + GL_FALSE, + t_dst_index(vp, &vpi->DstReg), + t_dst_mask(vpi->DstReg.WriteMask), + t_dst_class(vpi->DstReg.File)); + inst[1] = t_src(vp, &src[0]); + inst[2] = t_src(vp, &src[1]); + inst[3] = __CONST(1, SWIZZLE_ZERO); + + return inst; +} + +static GLuint *r300TranslateOpcodeEX2(struct r300_vertex_program *vp, + struct prog_instruction *vpi, + GLuint * inst, + struct prog_src_register src[3]) +{ + inst[0] = PVS_OP_DST_OPERAND(ME_EXP_BASE2_FULL_DX, + GL_TRUE, + GL_FALSE, + t_dst_index(vp, &vpi->DstReg), + t_dst_mask(vpi->DstReg.WriteMask), + t_dst_class(vpi->DstReg.File)); + inst[1] = t_src_scalar(vp, &src[0]); + inst[2] = __CONST(0, SWIZZLE_ZERO); + inst[3] = __CONST(0, SWIZZLE_ZERO); + + return inst; +} + +static GLuint *r300TranslateOpcodeEXP(struct r300_vertex_program *vp, + struct prog_instruction *vpi, + GLuint * inst, + struct prog_src_register src[3]) +{ + inst[0] = PVS_OP_DST_OPERAND(ME_EXP_BASE2_DX, + GL_TRUE, + GL_FALSE, + t_dst_index(vp, &vpi->DstReg), + t_dst_mask(vpi->DstReg.WriteMask), + t_dst_class(vpi->DstReg.File)); + inst[1] = t_src_scalar(vp, &src[0]); + inst[2] = __CONST(0, SWIZZLE_ZERO); + inst[3] = __CONST(0, SWIZZLE_ZERO); + + return inst; +} + +static GLuint *r300TranslateOpcodeFLR(struct r300_vertex_program *vp, + struct prog_instruction *vpi, + GLuint * inst, + struct prog_src_register src[3], + int *u_temp_i) +{ + /* FRC TMP 0.X Y Z W PARAM 0{} {X Y Z W} + ADD RESULT 1.X Y Z W PARAM 0{} {X Y Z W} TMP 0{X Y Z W } {X Y Z W} neg Xneg Yneg Zneg W */ + + inst[0] = PVS_OP_DST_OPERAND(VE_FRACTION, + GL_FALSE, + GL_FALSE, + *u_temp_i, + t_dst_mask(vpi->DstReg.WriteMask), + PVS_DST_REG_TEMPORARY); + inst[1] = t_src(vp, &src[0]); + inst[2] = __CONST(0, SWIZZLE_ZERO); + inst[3] = __CONST(0, SWIZZLE_ZERO); + inst += 4; + + inst[0] = PVS_OP_DST_OPERAND(VE_ADD, + GL_FALSE, + GL_FALSE, + t_dst_index(vp, &vpi->DstReg), + t_dst_mask(vpi->DstReg.WriteMask), + t_dst_class(vpi->DstReg.File)); + inst[1] = t_src(vp, &src[0]); + inst[2] = PVS_SRC_OPERAND(*u_temp_i, + PVS_SRC_SELECT_X, + PVS_SRC_SELECT_Y, + PVS_SRC_SELECT_Z, + PVS_SRC_SELECT_W, PVS_SRC_REG_TEMPORARY, + /* Not 100% sure about this */ + (!src[0]. + NegateBase) ? VSF_FLAG_ALL : VSF_FLAG_NONE + /*VSF_FLAG_ALL */ ); + inst[3] = __CONST(0, SWIZZLE_ZERO); + (*u_temp_i)--; + + return inst; +} + +static GLuint *r300TranslateOpcodeFRC(struct r300_vertex_program *vp, + struct prog_instruction *vpi, + GLuint * inst, + struct prog_src_register src[3]) +{ + inst[0] = PVS_OP_DST_OPERAND(VE_FRACTION, + GL_FALSE, + GL_FALSE, + t_dst_index(vp, &vpi->DstReg), + t_dst_mask(vpi->DstReg.WriteMask), + t_dst_class(vpi->DstReg.File)); + inst[1] = t_src(vp, &src[0]); + inst[2] = __CONST(0, SWIZZLE_ZERO); + inst[3] = __CONST(0, SWIZZLE_ZERO); + + return inst; +} + +static GLuint *r300TranslateOpcodeLG2(struct r300_vertex_program *vp, + struct prog_instruction *vpi, + GLuint * inst, + struct prog_src_register src[3]) +{ + // LG2 RESULT 1.X Y Z W PARAM 0{} {X X X X} + + inst[0] = PVS_OP_DST_OPERAND(ME_LOG_BASE2_FULL_DX, + GL_TRUE, + GL_FALSE, + t_dst_index(vp, &vpi->DstReg), + t_dst_mask(vpi->DstReg.WriteMask), + t_dst_class(vpi->DstReg.File)); + inst[1] = PVS_SRC_OPERAND(t_src_index(vp, &src[0]), + t_swizzle(GET_SWZ(src[0].Swizzle, 0)), + t_swizzle(GET_SWZ(src[0].Swizzle, 0)), + t_swizzle(GET_SWZ(src[0].Swizzle, 0)), + t_swizzle(GET_SWZ(src[0].Swizzle, 0)), + t_src_class(src[0].File), + src[0]. + NegateBase ? VSF_FLAG_ALL : VSF_FLAG_NONE) | + (src[0].RelAddr << 4); + inst[2] = __CONST(0, SWIZZLE_ZERO); + inst[3] = __CONST(0, SWIZZLE_ZERO); + + return inst; +} + +static GLuint *r300TranslateOpcodeLIT(struct r300_vertex_program *vp, + struct prog_instruction *vpi, + GLuint * inst, + struct prog_src_register src[3]) +{ + //LIT TMP 1.Y Z TMP 1{} {X W Z Y} TMP 1{} {Y W Z X} TMP 1{} {Y X Z W} + + inst[0] = PVS_OP_DST_OPERAND(ME_LIGHT_COEFF_DX, + GL_TRUE, + GL_FALSE, + t_dst_index(vp, &vpi->DstReg), + t_dst_mask(vpi->DstReg.WriteMask), + t_dst_class(vpi->DstReg.File)); + /* NOTE: Users swizzling might not work. */ + inst[1] = PVS_SRC_OPERAND(t_src_index(vp, &src[0]), t_swizzle(GET_SWZ(src[0].Swizzle, 0)), // X + t_swizzle(GET_SWZ(src[0].Swizzle, 3)), // W + PVS_SRC_SELECT_FORCE_0, // Z + t_swizzle(GET_SWZ(src[0].Swizzle, 1)), // Y + t_src_class(src[0].File), + src[0]. + NegateBase ? VSF_FLAG_ALL : VSF_FLAG_NONE) | + (src[0].RelAddr << 4); + inst[2] = PVS_SRC_OPERAND(t_src_index(vp, &src[0]), t_swizzle(GET_SWZ(src[0].Swizzle, 1)), // Y + t_swizzle(GET_SWZ(src[0].Swizzle, 3)), // W + PVS_SRC_SELECT_FORCE_0, // Z + t_swizzle(GET_SWZ(src[0].Swizzle, 0)), // X + t_src_class(src[0].File), + src[0]. + NegateBase ? VSF_FLAG_ALL : VSF_FLAG_NONE) | + (src[0].RelAddr << 4); + inst[3] = PVS_SRC_OPERAND(t_src_index(vp, &src[0]), t_swizzle(GET_SWZ(src[0].Swizzle, 1)), // Y + t_swizzle(GET_SWZ(src[0].Swizzle, 0)), // X + PVS_SRC_SELECT_FORCE_0, // Z + t_swizzle(GET_SWZ(src[0].Swizzle, 3)), // W + t_src_class(src[0].File), + src[0]. + NegateBase ? VSF_FLAG_ALL : VSF_FLAG_NONE) | + (src[0].RelAddr << 4); + + return inst; +} + +static GLuint *r300TranslateOpcodeLOG(struct r300_vertex_program *vp, + struct prog_instruction *vpi, + GLuint * inst, + struct prog_src_register src[3]) +{ + inst[0] = PVS_OP_DST_OPERAND(ME_LOG_BASE2_DX, + GL_TRUE, + GL_FALSE, + t_dst_index(vp, &vpi->DstReg), + t_dst_mask(vpi->DstReg.WriteMask), + t_dst_class(vpi->DstReg.File)); + inst[1] = t_src_scalar(vp, &src[0]); + inst[2] = __CONST(0, SWIZZLE_ZERO); + inst[3] = __CONST(0, SWIZZLE_ZERO); + + return inst; +} + +static GLuint *r300TranslateOpcodeMAD(struct r300_vertex_program *vp, + struct prog_instruction *vpi, + GLuint * inst, + struct prog_src_register src[3]) +{ + inst[0] = PVS_OP_DST_OPERAND(PVS_MACRO_OP_2CLK_MADD, + GL_FALSE, + GL_TRUE, + t_dst_index(vp, &vpi->DstReg), + t_dst_mask(vpi->DstReg.WriteMask), + t_dst_class(vpi->DstReg.File)); + inst[1] = t_src(vp, &src[0]); + inst[2] = t_src(vp, &src[1]); + inst[3] = t_src(vp, &src[2]); + + return inst; +} + +static GLuint *r300TranslateOpcodeMAX(struct r300_vertex_program *vp, + struct prog_instruction *vpi, + GLuint * inst, + struct prog_src_register src[3]) +{ + inst[0] = PVS_OP_DST_OPERAND(VE_MAXIMUM, + GL_FALSE, + GL_FALSE, + t_dst_index(vp, &vpi->DstReg), + t_dst_mask(vpi->DstReg.WriteMask), + t_dst_class(vpi->DstReg.File)); + inst[1] = t_src(vp, &src[0]); + inst[2] = t_src(vp, &src[1]); + inst[3] = __CONST(1, SWIZZLE_ZERO); + + return inst; +} + +static GLuint *r300TranslateOpcodeMIN(struct r300_vertex_program *vp, + struct prog_instruction *vpi, + GLuint * inst, + struct prog_src_register src[3]) +{ + inst[0] = PVS_OP_DST_OPERAND(VE_MINIMUM, + GL_FALSE, + GL_FALSE, + t_dst_index(vp, &vpi->DstReg), + t_dst_mask(vpi->DstReg.WriteMask), + t_dst_class(vpi->DstReg.File)); + inst[1] = t_src(vp, &src[0]); + inst[2] = t_src(vp, &src[1]); + inst[3] = __CONST(1, SWIZZLE_ZERO); + + return inst; +} + +static GLuint *r300TranslateOpcodeMOV(struct r300_vertex_program *vp, + struct prog_instruction *vpi, + GLuint * inst, + struct prog_src_register src[3]) +{ + //ADD RESULT 1.X Y Z W PARAM 0{} {X Y Z W} PARAM 0{} {ZERO ZERO ZERO ZERO} + + inst[0] = PVS_OP_DST_OPERAND(VE_ADD, + GL_FALSE, + GL_FALSE, + t_dst_index(vp, &vpi->DstReg), + t_dst_mask(vpi->DstReg.WriteMask), + t_dst_class(vpi->DstReg.File)); + inst[1] = t_src(vp, &src[0]); + inst[2] = __CONST(0, SWIZZLE_ZERO); + inst[3] = __CONST(0, SWIZZLE_ZERO); + + return inst; +} + +static GLuint *r300TranslateOpcodeMUL(struct r300_vertex_program *vp, + struct prog_instruction *vpi, + GLuint * inst, + struct prog_src_register src[3]) +{ + inst[0] = PVS_OP_DST_OPERAND(VE_MULTIPLY, + GL_FALSE, + GL_FALSE, + t_dst_index(vp, &vpi->DstReg), + t_dst_mask(vpi->DstReg.WriteMask), + t_dst_class(vpi->DstReg.File)); + inst[1] = t_src(vp, &src[0]); + inst[2] = t_src(vp, &src[1]); + inst[3] = __CONST(1, SWIZZLE_ZERO); + + return inst; +} + +static GLuint *r300TranslateOpcodePOW(struct r300_vertex_program *vp, + struct prog_instruction *vpi, + GLuint * inst, + struct prog_src_register src[3]) +{ + inst[0] = PVS_OP_DST_OPERAND(ME_POWER_FUNC_FF, + GL_TRUE, + GL_FALSE, + t_dst_index(vp, &vpi->DstReg), + t_dst_mask(vpi->DstReg.WriteMask), + t_dst_class(vpi->DstReg.File)); + inst[1] = t_src_scalar(vp, &src[0]); + inst[2] = __CONST(0, SWIZZLE_ZERO); + inst[3] = t_src_scalar(vp, &src[1]); + + return inst; +} + +static GLuint *r300TranslateOpcodeRCP(struct r300_vertex_program *vp, + struct prog_instruction *vpi, + GLuint * inst, + struct prog_src_register src[3]) +{ + inst[0] = PVS_OP_DST_OPERAND(ME_RECIP_DX, + GL_TRUE, + GL_FALSE, + t_dst_index(vp, &vpi->DstReg), + t_dst_mask(vpi->DstReg.WriteMask), + t_dst_class(vpi->DstReg.File)); + inst[1] = t_src_scalar(vp, &src[0]); + inst[2] = __CONST(0, SWIZZLE_ZERO); + inst[3] = __CONST(0, SWIZZLE_ZERO); + + return inst; +} + +static GLuint *r300TranslateOpcodeRSQ(struct r300_vertex_program *vp, + struct prog_instruction *vpi, + GLuint * inst, + struct prog_src_register src[3]) +{ + inst[0] = PVS_OP_DST_OPERAND(ME_RECIP_SQRT_DX, + GL_TRUE, + GL_FALSE, + t_dst_index(vp, &vpi->DstReg), + t_dst_mask(vpi->DstReg.WriteMask), + t_dst_class(vpi->DstReg.File)); + inst[1] = t_src_scalar(vp, &src[0]); + inst[2] = __CONST(0, SWIZZLE_ZERO); + inst[3] = __CONST(0, SWIZZLE_ZERO); + + return inst; +} + +static GLuint *r300TranslateOpcodeSGE(struct r300_vertex_program *vp, + struct prog_instruction *vpi, + GLuint * inst, + struct prog_src_register src[3]) +{ + inst[0] = PVS_OP_DST_OPERAND(VE_SET_GREATER_THAN_EQUAL, + GL_FALSE, + GL_FALSE, + t_dst_index(vp, &vpi->DstReg), + t_dst_mask(vpi->DstReg.WriteMask), + t_dst_class(vpi->DstReg.File)); + inst[1] = t_src(vp, &src[0]); + inst[2] = t_src(vp, &src[1]); + inst[3] = __CONST(1, SWIZZLE_ZERO); + + return inst; +} + +static GLuint *r300TranslateOpcodeSLT(struct r300_vertex_program *vp, + struct prog_instruction *vpi, + GLuint * inst, + struct prog_src_register src[3]) +{ + inst[0] = PVS_OP_DST_OPERAND(VE_SET_LESS_THAN, + GL_FALSE, + GL_FALSE, + t_dst_index(vp, &vpi->DstReg), + t_dst_mask(vpi->DstReg.WriteMask), + t_dst_class(vpi->DstReg.File)); + inst[1] = t_src(vp, &src[0]); + inst[2] = t_src(vp, &src[1]); + inst[3] = __CONST(1, SWIZZLE_ZERO); + + return inst; +} + +static GLuint *r300TranslateOpcodeSUB(struct r300_vertex_program *vp, + struct prog_instruction *vpi, + GLuint * inst, + struct prog_src_register src[3]) +{ + //ADD RESULT 1.X Y Z W TMP 0{} {X Y Z W} PARAM 1{X Y Z W } {X Y Z W} neg Xneg Yneg Zneg W + +#if 0 + inst[0] = PVS_OP_DST_OPERAND(VE_ADD, + GL_FALSE, + GL_FALSE, + t_dst_index(vp, &vpi->DstReg), + t_dst_mask(vpi->DstReg.WriteMask), + t_dst_class(vpi->DstReg.File)); + inst[1] = t_src(vp, &src[0]); + inst[2] = PVS_SRC_OPERAND(t_src_index(vp, &src[1]), + t_swizzle(GET_SWZ(src[1].Swizzle, 0)), + t_swizzle(GET_SWZ(src[1].Swizzle, 1)), + t_swizzle(GET_SWZ(src[1].Swizzle, 2)), + t_swizzle(GET_SWZ(src[1].Swizzle, 3)), + t_src_class(src[1].File), + (!src[1]. + NegateBase) ? VSF_FLAG_ALL : VSF_FLAG_NONE) | + (src[1].RelAddr << 4); + inst[3] = 0; +#else + inst[0] = + PVS_OP_DST_OPERAND(VE_MULTIPLY_ADD, + GL_FALSE, + GL_FALSE, + t_dst_index(vp, &vpi->DstReg), + t_dst_mask(vpi->DstReg.WriteMask), + t_dst_class(vpi->DstReg.File)); + inst[1] = t_src(vp, &src[0]); + inst[2] = __CONST(0, SWIZZLE_ONE); + inst[3] = PVS_SRC_OPERAND(t_src_index(vp, &src[1]), + t_swizzle(GET_SWZ(src[1].Swizzle, 0)), + t_swizzle(GET_SWZ(src[1].Swizzle, 1)), + t_swizzle(GET_SWZ(src[1].Swizzle, 2)), + t_swizzle(GET_SWZ(src[1].Swizzle, 3)), + t_src_class(src[1].File), + (!src[1]. + NegateBase) ? VSF_FLAG_ALL : VSF_FLAG_NONE) | + (src[1].RelAddr << 4); +#endif + + return inst; +} + +static GLuint *r300TranslateOpcodeSWZ(struct r300_vertex_program *vp, + struct prog_instruction *vpi, + GLuint * inst, + struct prog_src_register src[3]) +{ + //ADD RESULT 1.X Y Z W PARAM 0{} {X Y Z W} PARAM 0{} {ZERO ZERO ZERO ZERO} + + inst[0] = PVS_OP_DST_OPERAND(VE_ADD, + GL_FALSE, + GL_FALSE, + t_dst_index(vp, &vpi->DstReg), + t_dst_mask(vpi->DstReg.WriteMask), + t_dst_class(vpi->DstReg.File)); + inst[1] = t_src(vp, &src[0]); + inst[2] = __CONST(0, SWIZZLE_ZERO); + inst[3] = __CONST(0, SWIZZLE_ZERO); + + return inst; +} + +static GLuint *r300TranslateOpcodeXPD(struct r300_vertex_program *vp, + struct prog_instruction *vpi, + GLuint * inst, + struct prog_src_register src[3], + int *u_temp_i) +{ + /* mul r0, r1.yzxw, r2.zxyw + mad r0, -r2.yzxw, r1.zxyw, r0 + */ + + inst[0] = PVS_OP_DST_OPERAND(VE_MULTIPLY_ADD, + GL_FALSE, + GL_FALSE, + *u_temp_i, + t_dst_mask(vpi->DstReg.WriteMask), + PVS_DST_REG_TEMPORARY); + inst[1] = PVS_SRC_OPERAND(t_src_index(vp, &src[0]), t_swizzle(GET_SWZ(src[0].Swizzle, 1)), // Y + t_swizzle(GET_SWZ(src[0].Swizzle, 2)), // Z + t_swizzle(GET_SWZ(src[0].Swizzle, 0)), // X + t_swizzle(GET_SWZ(src[0].Swizzle, 3)), // W + t_src_class(src[0].File), + src[0]. + NegateBase ? VSF_FLAG_ALL : VSF_FLAG_NONE) | + (src[0].RelAddr << 4); + inst[2] = PVS_SRC_OPERAND(t_src_index(vp, &src[1]), t_swizzle(GET_SWZ(src[1].Swizzle, 2)), // Z + t_swizzle(GET_SWZ(src[1].Swizzle, 0)), // X + t_swizzle(GET_SWZ(src[1].Swizzle, 1)), // Y + t_swizzle(GET_SWZ(src[1].Swizzle, 3)), // W + t_src_class(src[1].File), + src[1]. + NegateBase ? VSF_FLAG_ALL : VSF_FLAG_NONE) | + (src[1].RelAddr << 4); + inst[3] = __CONST(1, SWIZZLE_ZERO); + inst += 4; + + inst[0] = PVS_OP_DST_OPERAND(VE_MULTIPLY_ADD, + GL_FALSE, + GL_FALSE, + t_dst_index(vp, &vpi->DstReg), + t_dst_mask(vpi->DstReg.WriteMask), + t_dst_class(vpi->DstReg.File)); + inst[1] = PVS_SRC_OPERAND(t_src_index(vp, &src[1]), t_swizzle(GET_SWZ(src[1].Swizzle, 1)), // Y + t_swizzle(GET_SWZ(src[1].Swizzle, 2)), // Z + t_swizzle(GET_SWZ(src[1].Swizzle, 0)), // X + t_swizzle(GET_SWZ(src[1].Swizzle, 3)), // W + t_src_class(src[1].File), + (!src[1]. + NegateBase) ? VSF_FLAG_ALL : VSF_FLAG_NONE) | + (src[1].RelAddr << 4); + inst[2] = PVS_SRC_OPERAND(t_src_index(vp, &src[0]), t_swizzle(GET_SWZ(src[0].Swizzle, 2)), // Z + t_swizzle(GET_SWZ(src[0].Swizzle, 0)), // X + t_swizzle(GET_SWZ(src[0].Swizzle, 1)), // Y + t_swizzle(GET_SWZ(src[0].Swizzle, 3)), // W + t_src_class(src[0].File), + src[0]. + NegateBase ? VSF_FLAG_ALL : VSF_FLAG_NONE) | + (src[0].RelAddr << 4); + inst[3] = + PVS_SRC_OPERAND(*u_temp_i, PVS_SRC_SELECT_X, PVS_SRC_SELECT_Y, + PVS_SRC_SELECT_Z, PVS_SRC_SELECT_W, + PVS_SRC_REG_TEMPORARY, VSF_FLAG_NONE); + + (*u_temp_i)--; + + return inst; +} + +static void t_inputs_outputs(struct r300_vertex_program *vp) +{ + int i; + int cur_reg = 0; + + for (i = 0; i < VERT_ATTRIB_MAX; i++) + vp->inputs[i] = -1; + + for (i = 0; i < VERT_RESULT_MAX; i++) + vp->outputs[i] = -1; + + assert(vp->key.OutputsWritten & (1 << VERT_RESULT_HPOS)); + + if (vp->key.OutputsWritten & (1 << VERT_RESULT_HPOS)) { + vp->outputs[VERT_RESULT_HPOS] = cur_reg++; + } + + if (vp->key.OutputsWritten & (1 << VERT_RESULT_PSIZ)) { + vp->outputs[VERT_RESULT_PSIZ] = cur_reg++; + } + + if (vp->key.OutputsWritten & (1 << VERT_RESULT_COL0)) { + vp->outputs[VERT_RESULT_COL0] = cur_reg++; + } + + if (vp->key.OutputsWritten & (1 << VERT_RESULT_COL1)) { + vp->outputs[VERT_RESULT_COL1] = + vp->outputs[VERT_RESULT_COL0] + 1; + cur_reg = vp->outputs[VERT_RESULT_COL1] + 1; + } + + if (vp->key.OutputsWritten & (1 << VERT_RESULT_BFC0)) { + vp->outputs[VERT_RESULT_BFC0] = + vp->outputs[VERT_RESULT_COL0] + 2; + cur_reg = vp->outputs[VERT_RESULT_BFC0] + 2; + } + + if (vp->key.OutputsWritten & (1 << VERT_RESULT_BFC1)) { + vp->outputs[VERT_RESULT_BFC1] = + vp->outputs[VERT_RESULT_COL0] + 3; + cur_reg = vp->outputs[VERT_RESULT_BFC1] + 1; + } + + for (i = VERT_RESULT_TEX0; i <= VERT_RESULT_TEX7; i++) { + if (vp->key.OutputsWritten & (1 << i)) { + vp->outputs[i] = cur_reg++; + } + } + + if (vp->key.OutputsWritten & (1 << VERT_RESULT_FOGC)) { + vp->outputs[VERT_RESULT_FOGC] = cur_reg++; + } +} + +static void r300TranslateVertexShader(struct r300_vertex_program *vp, + struct prog_instruction *vpi) +{ + int i; + GLuint *inst; + unsigned long num_operands; + /* Initial value should be last tmp reg that hw supports. + Strangely enough r300 doesnt mind even though these would be out of range. + Smart enough to realize that it doesnt need it? */ + int u_temp_i = VSF_MAX_FRAGMENT_TEMPS - 1; + struct prog_src_register src[3]; + + vp->pos_end = 0; /* Not supported yet */ + vp->program.length = 0; + /*vp->num_temporaries=mesa_vp->Base.NumTemporaries; */ + vp->translated = GL_TRUE; + vp->native = GL_TRUE; + + t_inputs_outputs(vp); + + for (inst = vp->program.body.i; vpi->Opcode != OPCODE_END; + vpi++, inst += 4) { + + FREE_TEMPS(); + + if (!valid_dst(vp, &vpi->DstReg)) { + /* redirect result to unused temp */ + vpi->DstReg.File = PROGRAM_TEMPORARY; + vpi->DstReg.Index = u_temp_i; + } + + num_operands = _mesa_num_inst_src_regs(vpi->Opcode); + + /* copy the sources (src) from mesa into a local variable... is this needed? */ + for (i = 0; i < num_operands; i++) { + src[i] = vpi->SrcReg[i]; + } + + if (num_operands == 3) { /* TODO: scalars */ + if (CMP_SRCS(src[1], src[2]) + || CMP_SRCS(src[0], src[2])) { + inst[0] = PVS_OP_DST_OPERAND(VE_ADD, + GL_FALSE, + GL_FALSE, + u_temp_i, + VSF_FLAG_ALL, + PVS_DST_REG_TEMPORARY); + inst[1] = + PVS_SRC_OPERAND(t_src_index(vp, &src[2]), + SWIZZLE_X, + SWIZZLE_Y, + SWIZZLE_Z, + SWIZZLE_W, + t_src_class(src[2].File), + VSF_FLAG_NONE) | (src[2]. + RelAddr << + 4); + inst[2] = __CONST(2, SWIZZLE_ZERO); + inst[3] = __CONST(2, SWIZZLE_ZERO); + inst += 4; + + src[2].File = PROGRAM_TEMPORARY; + src[2].Index = u_temp_i; + src[2].RelAddr = 0; + u_temp_i--; + } + } + + if (num_operands >= 2) { + if (CMP_SRCS(src[1], src[0])) { + inst[0] = PVS_OP_DST_OPERAND(VE_ADD, + GL_FALSE, + GL_FALSE, + u_temp_i, + VSF_FLAG_ALL, + PVS_DST_REG_TEMPORARY); + inst[1] = + PVS_SRC_OPERAND(t_src_index(vp, &src[0]), + SWIZZLE_X, + SWIZZLE_Y, + SWIZZLE_Z, + SWIZZLE_W, + t_src_class(src[0].File), + VSF_FLAG_NONE) | (src[0]. + RelAddr << + 4); + inst[2] = __CONST(0, SWIZZLE_ZERO); + inst[3] = __CONST(0, SWIZZLE_ZERO); + inst += 4; + + src[0].File = PROGRAM_TEMPORARY; + src[0].Index = u_temp_i; + src[0].RelAddr = 0; + u_temp_i--; + } + } + + switch (vpi->Opcode) { + case OPCODE_ABS: + inst = r300TranslateOpcodeABS(vp, vpi, inst, src); + break; + case OPCODE_ADD: + inst = r300TranslateOpcodeADD(vp, vpi, inst, src); + break; + case OPCODE_ARL: + inst = r300TranslateOpcodeARL(vp, vpi, inst, src); + break; + case OPCODE_DP3: + inst = r300TranslateOpcodeDP3(vp, vpi, inst, src); + break; + case OPCODE_DP4: + inst = r300TranslateOpcodeDP4(vp, vpi, inst, src); + break; + case OPCODE_DPH: + inst = r300TranslateOpcodeDPH(vp, vpi, inst, src); + break; + case OPCODE_DST: + inst = r300TranslateOpcodeDST(vp, vpi, inst, src); + break; + case OPCODE_EX2: + inst = r300TranslateOpcodeEX2(vp, vpi, inst, src); + break; + case OPCODE_EXP: + inst = r300TranslateOpcodeEXP(vp, vpi, inst, src); + break; + case OPCODE_FLR: + inst = r300TranslateOpcodeFLR(vp, vpi, inst, src, /* FIXME */ + &u_temp_i); + break; + case OPCODE_FRC: + inst = r300TranslateOpcodeFRC(vp, vpi, inst, src); + break; + case OPCODE_LG2: + inst = r300TranslateOpcodeLG2(vp, vpi, inst, src); + break; + case OPCODE_LIT: + inst = r300TranslateOpcodeLIT(vp, vpi, inst, src); + break; + case OPCODE_LOG: + inst = r300TranslateOpcodeLOG(vp, vpi, inst, src); + break; + case OPCODE_MAD: + inst = r300TranslateOpcodeMAD(vp, vpi, inst, src); + break; + case OPCODE_MAX: + inst = r300TranslateOpcodeMAX(vp, vpi, inst, src); + break; + case OPCODE_MIN: + inst = r300TranslateOpcodeMIN(vp, vpi, inst, src); + break; + case OPCODE_MOV: + inst = r300TranslateOpcodeMOV(vp, vpi, inst, src); + break; + case OPCODE_MUL: + inst = r300TranslateOpcodeMUL(vp, vpi, inst, src); + break; + case OPCODE_POW: + inst = r300TranslateOpcodePOW(vp, vpi, inst, src); + break; + case OPCODE_RCP: + inst = r300TranslateOpcodeRCP(vp, vpi, inst, src); + break; + case OPCODE_RSQ: + inst = r300TranslateOpcodeRSQ(vp, vpi, inst, src); + break; + case OPCODE_SGE: + inst = r300TranslateOpcodeSGE(vp, vpi, inst, src); + break; + case OPCODE_SLT: + inst = r300TranslateOpcodeSLT(vp, vpi, inst, src); + break; + case OPCODE_SUB: + inst = r300TranslateOpcodeSUB(vp, vpi, inst, src); + break; + case OPCODE_SWZ: + inst = r300TranslateOpcodeSWZ(vp, vpi, inst, src); + break; + case OPCODE_XPD: + inst = r300TranslateOpcodeXPD(vp, vpi, inst, src, /* FIXME */ + &u_temp_i); + break; + default: + assert(0); + break; + } + } + + /* Some outputs may be artificially added, to match the inputs + of the fragment program. Blank the outputs here. */ + for (i = 0; i < VERT_RESULT_MAX; i++) { + if (vp->key.OutputsAdded & (1 << i)) { + inst[0] = PVS_OP_DST_OPERAND(VE_ADD, + GL_FALSE, + GL_FALSE, + vp->outputs[i], + VSF_FLAG_ALL, + PVS_DST_REG_OUT); + inst[1] = __CONST(0, SWIZZLE_ZERO); + inst[2] = __CONST(0, SWIZZLE_ZERO); + inst[3] = __CONST(0, SWIZZLE_ZERO); + inst += 4; + } + } + + vp->program.length = (inst - vp->program.body.i); + if (vp->program.length >= VSF_MAX_FRAGMENT_LENGTH) { + vp->program.length = 0; + vp->native = GL_FALSE; + } +#if 0 + fprintf(stderr, "hw program:\n"); + for (i = 0; i < vp->program.length; i++) + fprintf(stderr, "%08x\n", vp->program.body.d[i]); +#endif +} + +/* DP4 version seems to trigger some hw peculiarity */ +//#define PREFER_DP4 + +static void position_invariant(struct gl_program *prog) +{ + struct prog_instruction *vpi; + struct gl_program_parameter_list *paramList; + int i; + + gl_state_index tokens[STATE_LENGTH] = { STATE_MVP_MATRIX, 0, 0, 0, 0 }; + + /* tokens[4] = matrix modifier */ +#ifdef PREFER_DP4 + tokens[4] = 0; /* not transposed or inverted */ +#else + tokens[4] = STATE_MATRIX_TRANSPOSE; +#endif + paramList = prog->Parameters; + + vpi = _mesa_alloc_instructions(prog->NumInstructions + 4); + _mesa_init_instructions(vpi, prog->NumInstructions + 4); + + for (i = 0; i < 4; i++) { + GLint idx; + tokens[2] = tokens[3] = i; /* matrix row[i]..row[i] */ + idx = _mesa_add_state_reference(paramList, tokens); +#ifdef PREFER_DP4 + vpi[i].Opcode = OPCODE_DP4; + vpi[i].StringPos = 0; + vpi[i].Data = 0; + + vpi[i].DstReg.File = PROGRAM_OUTPUT; + vpi[i].DstReg.Index = VERT_RESULT_HPOS; + vpi[i].DstReg.WriteMask = 1 << i; + vpi[i].DstReg.CondMask = COND_TR; + + vpi[i].SrcReg[0].File = PROGRAM_STATE_VAR; + vpi[i].SrcReg[0].Index = idx; + vpi[i].SrcReg[0].Swizzle = SWIZZLE_XYZW; + + vpi[i].SrcReg[1].File = PROGRAM_INPUT; + vpi[i].SrcReg[1].Index = VERT_ATTRIB_POS; + vpi[i].SrcReg[1].Swizzle = SWIZZLE_XYZW; +#else + if (i == 0) + vpi[i].Opcode = OPCODE_MUL; + else + vpi[i].Opcode = OPCODE_MAD; + + vpi[i].Data = 0; + + if (i == 3) + vpi[i].DstReg.File = PROGRAM_OUTPUT; + else + vpi[i].DstReg.File = PROGRAM_TEMPORARY; + vpi[i].DstReg.Index = 0; + vpi[i].DstReg.WriteMask = 0xf; + vpi[i].DstReg.CondMask = COND_TR; + + vpi[i].SrcReg[0].File = PROGRAM_STATE_VAR; + vpi[i].SrcReg[0].Index = idx; + vpi[i].SrcReg[0].Swizzle = SWIZZLE_XYZW; + + vpi[i].SrcReg[1].File = PROGRAM_INPUT; + vpi[i].SrcReg[1].Index = VERT_ATTRIB_POS; + vpi[i].SrcReg[1].Swizzle = MAKE_SWIZZLE4(i, i, i, i); + + if (i > 0) { + vpi[i].SrcReg[2].File = PROGRAM_TEMPORARY; + vpi[i].SrcReg[2].Index = 0; + vpi[i].SrcReg[2].Swizzle = SWIZZLE_XYZW; + } +#endif + } + + _mesa_copy_instructions(&vpi[i], prog->Instructions, + prog->NumInstructions); + + free(prog->Instructions); + + prog->Instructions = vpi; + + prog->NumInstructions += 4; + vpi = &prog->Instructions[prog->NumInstructions - 1]; + + assert(vpi->Opcode == OPCODE_END); +} + +static void insert_wpos(struct r300_vertex_program *vp, struct gl_program *prog, + GLuint temp_index) +{ + struct prog_instruction *vpi; + struct prog_instruction *vpi_insert; + int i = 0; + + vpi = _mesa_alloc_instructions(prog->NumInstructions + 2); + _mesa_init_instructions(vpi, prog->NumInstructions + 2); + /* all but END */ + _mesa_copy_instructions(vpi, prog->Instructions, + prog->NumInstructions - 1); + /* END */ + _mesa_copy_instructions(&vpi[prog->NumInstructions + 1], + &prog->Instructions[prog->NumInstructions - 1], + 1); + vpi_insert = &vpi[prog->NumInstructions - 1]; + + vpi_insert[i].Opcode = OPCODE_MOV; + + vpi_insert[i].DstReg.File = PROGRAM_OUTPUT; + vpi_insert[i].DstReg.Index = VERT_RESULT_HPOS; + vpi_insert[i].DstReg.WriteMask = WRITEMASK_XYZW; + vpi_insert[i].DstReg.CondMask = COND_TR; + + vpi_insert[i].SrcReg[0].File = PROGRAM_TEMPORARY; + vpi_insert[i].SrcReg[0].Index = temp_index; + vpi_insert[i].SrcReg[0].Swizzle = SWIZZLE_XYZW; + i++; + + vpi_insert[i].Opcode = OPCODE_MOV; + + vpi_insert[i].DstReg.File = PROGRAM_OUTPUT; + vpi_insert[i].DstReg.Index = VERT_RESULT_TEX0 + vp->wpos_idx; + vpi_insert[i].DstReg.WriteMask = WRITEMASK_XYZW; + vpi_insert[i].DstReg.CondMask = COND_TR; + + vpi_insert[i].SrcReg[0].File = PROGRAM_TEMPORARY; + vpi_insert[i].SrcReg[0].Index = temp_index; + vpi_insert[i].SrcReg[0].Swizzle = SWIZZLE_XYZW; + i++; + + free(prog->Instructions); + + prog->Instructions = vpi; + + prog->NumInstructions += i; + vpi = &prog->Instructions[prog->NumInstructions - 1]; + + assert(vpi->Opcode == OPCODE_END); +} + +static void pos_as_texcoord(struct r300_vertex_program *vp, + struct gl_program *prog) +{ + struct prog_instruction *vpi; + GLuint tempregi = prog->NumTemporaries; + /* should do something else if no temps left... */ + prog->NumTemporaries++; + + for (vpi = prog->Instructions; vpi->Opcode != OPCODE_END; vpi++) { + if (vpi->DstReg.File == PROGRAM_OUTPUT + && vpi->DstReg.Index == VERT_RESULT_HPOS) { + vpi->DstReg.File = PROGRAM_TEMPORARY; + vpi->DstReg.Index = tempregi; + } + } + insert_wpos(vp, prog, tempregi); +} + +static struct r300_vertex_program *build_program(struct r300_vertex_program_key + *wanted_key, struct gl_vertex_program + *mesa_vp, GLint wpos_idx) +{ + struct r300_vertex_program *vp; + + vp = _mesa_calloc(sizeof(*vp)); + _mesa_memcpy(&vp->key, wanted_key, sizeof(vp->key)); + vp->wpos_idx = wpos_idx; + + if (mesa_vp->IsPositionInvariant) { + position_invariant(&mesa_vp->Base); + } + + if (wpos_idx > -1) { + pos_as_texcoord(vp, &mesa_vp->Base); + } + + assert(mesa_vp->Base.NumInstructions); + vp->num_temporaries = mesa_vp->Base.NumTemporaries; + r300TranslateVertexShader(vp, mesa_vp->Base.Instructions); + + return vp; +} + +static void add_outputs(struct r300_vertex_program_key *key, GLint vert) +{ + if (key->OutputsWritten & (1 << vert)) + return; + + key->OutputsWritten |= 1 << vert; + key->OutputsAdded |= 1 << vert; +} + +void r300SelectVertexShader(r300ContextPtr r300) +{ + GLcontext *ctx = ctx = r300->radeon.glCtx; + GLuint InputsRead; + struct r300_vertex_program_key wanted_key = { 0 }; + GLint i; + struct r300_vertex_program_cont *vpc; + struct r300_vertex_program *vp; + GLint wpos_idx; + + vpc = (struct r300_vertex_program_cont *)ctx->VertexProgram._Current; + wanted_key.InputsRead = vpc->mesa_program.Base.InputsRead; + wanted_key.OutputsWritten = vpc->mesa_program.Base.OutputsWritten; + InputsRead = ctx->FragmentProgram._Current->Base.InputsRead; + + wpos_idx = -1; + if (InputsRead & FRAG_BIT_WPOS) { + for (i = 0; i < ctx->Const.MaxTextureUnits; i++) + if (!(InputsRead & (FRAG_BIT_TEX0 << i))) + break; + + if (i == ctx->Const.MaxTextureUnits) { + fprintf(stderr, "\tno free texcoord found\n"); + _mesa_exit(-1); + } + + wanted_key.OutputsWritten |= 1 << (VERT_RESULT_TEX0 + i); + wpos_idx = i; + } + + add_outputs(&wanted_key, VERT_RESULT_HPOS); + + if (InputsRead & FRAG_BIT_COL0) { + add_outputs(&wanted_key, VERT_RESULT_COL0); + } + + if (InputsRead & FRAG_BIT_COL1) { + add_outputs(&wanted_key, VERT_RESULT_COL1); + } + + for (i = 0; i < ctx->Const.MaxTextureUnits; i++) { + if (InputsRead & (FRAG_BIT_TEX0 << i)) { + add_outputs(&wanted_key, VERT_RESULT_TEX0 + i); + } + } + + if (vpc->mesa_program.IsPositionInvariant) { + /* we wan't position don't we ? */ + wanted_key.InputsRead |= (1 << VERT_ATTRIB_POS); + } + + for (vp = vpc->progs; vp; vp = vp->next) + if (_mesa_memcmp(&vp->key, &wanted_key, sizeof(wanted_key)) + == 0) { + r300->selected_vp = vp; + return; + } + //_mesa_print_program(&vpc->mesa_program.Base); + + vp = build_program(&wanted_key, &vpc->mesa_program, wpos_idx); + vp->next = vpc->progs; + vpc->progs = vp; + r300->selected_vp = vp; +} |