--- /dev/null
+#ifndef __PIXEL_SHADER_H__
+#define __PIXEL_SHADER_H__
+
+#include "r300_reg.h"
+
+
+/* INSTR 0 */
+
+#define PFS_OP_MAD 0
+#define PFS_OP_DP3 1
+#define PFS_OP_DP4 2
+#define PFS_OP_MIN 4
+#define PFS_OP_MAX 5
+#define PFS_OP_CMP 8
+#define PFS_OP_FRC 9
+#define PFS_OP_OUTC_REPL_ALPHA 10
+
+/* "or" these with arg0 value to negate or take absolute value of an argument */
+#define PFS_ARG_NEG (1<<5)
+#define PFS_ARG_ABS (1<<6)
+
+#define MAKE_PFS_INSTR0(op, arg0, arg1, arg2, flags) \
+ ( ((op)<<23) \
+ | ((arg0)<<R300_FPI0_ARG0C_SHIFT) \
+ | ((arg1)<<R300_FPI0_ARG1C_SHIFT) \
+ | ((arg2)<<R300_FPI0_ARG2C_SHIFT) \
+ | (flags) \
+ )
+
+#define PFS_FLAG_X 1
+#define PFS_FLAG_Y 2
+#define PFS_FLAG_XY 3
+#define PFS_FLAG_Z 4
+#define PFS_FLAG_XZ 5
+#define PFS_FLAG_YZ 6
+#define PFS_FLAG_ALL 7
+#define PFS_FLAG_NONE 0
+
+#define EASY_PFS_INSTR0(op, arg0, arg1, arg2) \
+ MAKE_PFS_INSTR0(PFS_OP_##op, \
+ R300_FPI0_ARGC_##arg0, \
+ R300_FPI0_ARGC_##arg1, \
+ R300_FPI0_ARGC_##arg2, \
+ 0)
+
+/* INSTR 1 */
+
+#define PFS_FLAG_CONST (1<<5)
+
+#define MAKE_PFS_INSTR1(dstc, src0, src1, src2, reg, output) \
+ ((src0) | ((src1) << R300_FPI1_SRC1C_SHIFT) \
+ | ((src2)<<R300_FPI1_SRC2C_SHIFT) \
+ | ((dstc) << R300_FPI1_DSTC_SHIFT) \
+ | ((reg) << 23) | ((output)<<26))
+
+#define EASY_PFS_INSTR1(dstc, src0, src1, src2, reg, output) \
+ MAKE_PFS_INSTR1(dstc, src0, src1, src2, PFS_FLAG_##reg, PFS_FLAG_##output)
+
+/* INSTR 2 */
+
+/* you can "or" PFS_ARG_NEG with these values to negate them */
+
+#define MAKE_PFS_INSTR2(op, arg0, arg1, arg2, flags) \
+ (((op) << 23) | \
+ ((arg0)<<R300_FPI2_ARG0A_SHIFT) | \
+ ((arg1)<<R300_FPI2_ARG1A_SHIFT) | \
+ ((arg2)<<R300_FPI2_ARG2A_SHIFT) | \
+ (flags))
+
+#define EASY_PFS_INSTR2(op, arg0, arg1, arg2) \
+ MAKE_PFS_INSTR2(R300_FPI2_OUTA_##op, \
+ R300_FPI2_ARGA_##arg0, \
+ R300_FPI2_ARGA_##arg1, \
+ R300_FPI2_ARGA_##arg2, \
+ 0)
+
+
+/* INSTR 3 */
+
+#define PFS_FLAG_NONE 0
+#define PFS_FLAG_REG 1
+#define PFS_FLAG_OUTPUT 2
+#define PFS_FLAG_BOTH 3
+
+#define MAKE_PFS_INSTR3(dstc, src0, src1, src2, flags) \
+ ((src0) | ((src1) << R300_FPI1_SRC1C_SHIFT) \
+ | ((src2)<<R300_FPI1_SRC2C_SHIFT) \
+ | ((dstc) << R300_FPI1_DSTC_SHIFT) \
+ | ((flags) << 23))
+
+#define EASY_PFS_INSTR3(dstc, src0, src1, src2, flag) \
+ MAKE_PFS_INSTR3(dstc, src0, src1, src2, PFS_FLAG_##flag)
+
+#endif
--- /dev/null
+#ifndef __VERTEX_SHADER_H__
+#define __VERTEX_SHADER_H__
+
+#include "r300_reg.h"
+
+typedef struct {
+ CARD32 op;
+ CARD32 src1;
+ CARD32 src2;
+ CARD32 src3;
+ } VERTEX_SHADER_INSTRUCTION;
+
+#define VSF_FLAG_X 1
+#define VSF_FLAG_Y 2
+#define VSF_FLAG_Z 4
+#define VSF_FLAG_W 8
+#define VSF_FLAG_ALL 0xf
+#define VSF_FLAG_NONE 0
+
+#define VSF_OUT_CLASS_TMP 0
+#define VSF_OUT_CLASS_RESULT 2
+
+
+/* first CARD32 of an instruction */
+
+/* possible operations:
+ DOT, MUL, ADD, MAD, FRC, MAX, MIN, SGE, SLT, EXP, LOG, LIT, POW, RCP, RSQ, EX2,
+ LG2, MAD_2 */
+
+#define MAKE_VSF_OP(op, out_reg_index, out_reg_fields, class) \
+ ((op) \
+ | ((out_reg_index) << R300_VPI_OUT_REG_INDEX_SHIFT) \
+ | ((out_reg_fields) << 20) \
+ | ( (class) << 8 ) )
+
+#define EASY_VSF_OP(op, out_reg_index, out_reg_fields, class) \
+ MAKE_VSF_OP(R300_VPI_OUT_OP_##op, out_reg_index, VSF_FLAG_##out_reg_fields, VSF_OUT_CLASS_##class) \
+
+/* according to Nikolai, the subsequent 3 CARD32 are sources, use same define for each */
+
+#define VSF_IN_CLASS_TMP 0
+#define VSF_IN_CLASS_ATTR 1
+#define VSF_IN_CLASS_PARAM 2
+#define VSF_IN_CLASS_NONE 9
+
+#define VSF_IN_COMPONENT_X 0
+#define VSF_IN_COMPONENT_Y 1
+#define VSF_IN_COMPONENT_Z 2
+#define VSF_IN_COMPONENT_W 3
+#define VSF_IN_COMPONENT_ZERO 4
+#define VSF_IN_COMPONENT_ONE 5
+
+#define MAKE_VSF_SOURCE(in_reg_index, comp_x, comp_y, comp_z, comp_w, class, negate) \
+ ( ((in_reg_index)<<R300_VPI_IN_REG_INDEX_SHIFT) \
+ | ((comp_x)<<R300_VPI_IN_X_SHIFT) \
+ | ((comp_y)<<R300_VPI_IN_Y_SHIFT) \
+ | ((comp_z)<<R300_VPI_IN_Z_SHIFT) \
+ | ((comp_w)<<R300_VPI_IN_W_SHIFT) \
+ | ((negate)<<25) | ((class)))
+
+#define EASY_VSF_SOURCE(in_reg_index, comp_x, comp_y, comp_z, comp_w, class, negate) \
+ MAKE_VSF_SOURCE(in_reg_index, \
+ VSF_IN_COMPONENT_##comp_x, \
+ VSF_IN_COMPONENT_##comp_y, \
+ VSF_IN_COMPONENT_##comp_z, \
+ VSF_IN_COMPONENT_##comp_w, \
+ VSF_IN_CLASS_##class, VSF_FLAG_##negate)
+
+/* special sources: */
+
+/* (1.0,1.0,1.0,1.0) vector (ATTR, plain ) */
+#define VSF_ATTR_UNITY(reg) EASY_VSF_SOURCE(reg, ONE, ONE, ONE, ONE, ATTR, NONE)
+#define VSF_UNITY(reg) EASY_VSF_SOURCE(reg, ONE, ONE, ONE, ONE, NONE, NONE)
+
+/* contents of unmodified register */
+#define VSF_REG(reg) EASY_VSF_SOURCE(reg, X, Y, Z, W, ATTR, NONE)
+
+/* contents of unmodified parameter */
+#define VSF_PARAM(reg) EASY_VSF_SOURCE(reg, X, Y, Z, W, PARAM, NONE)
+
+/* contents of unmodified temporary register */
+#define VSF_TMP(reg) EASY_VSF_SOURCE(reg, X, Y, Z, W, TMP, NONE)
+
+/* components of ATTR register */
+#define VSF_ATTR_X(reg) EASY_VSF_SOURCE(reg, X, X, X, X, ATTR, NONE)
+#define VSF_ATTR_Y(reg) EASY_VSF_SOURCE(reg, Y, Y, Y, Y, ATTR, NONE)
+#define VSF_ATTR_Z(reg) EASY_VSF_SOURCE(reg, Z, Z, Z, Z, ATTR, NONE)
+#define VSF_ATTR_W(reg) EASY_VSF_SOURCE(reg, W, W, W, W, ATTR, NONE)
+
+#endif
projects / mesa.git / commitdiff