diff options
| -rw-r--r-- | src/mesa/drivers/dri/r300/r500_fragprog.c | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/r300/r500_fragprog.c b/src/mesa/drivers/dri/r300/r500_fragprog.c index 428b8fd1c3e..81976573c6b 100644 --- a/src/mesa/drivers/dri/r300/r500_fragprog.c +++ b/src/mesa/drivers/dri/r300/r500_fragprog.c @@ -100,6 +100,8 @@ #define MAKE_SWIZ_ALPHA_C(x) (x << 27) /* Writemasks */ +#define R500_WRITEMASK_G 0x2 +#define R500_WRITEMASK_A 0x8 #define R500_WRITEMASK_ARGB 0xF /* 1/(2pi), needed for quick modulus in trig insts @@ -109,6 +111,11 @@ static const GLfloat RCP_2PI[] = {0.15915494309189535, 0.15915494309189535, 0.15915494309189535}; +static const GLfloat LIT[] = {127.999999, + 127.999999, + 127.999999, + -127.999999}; + static void dump_program(struct r500_fragment_program *fp); static inline GLuint make_rgb_swizzle(struct prog_src_register src) { @@ -670,6 +677,105 @@ static GLboolean parse_program(struct r500_fragment_program *fp) fp->inst[counter].inst5 = R500_ALU_RGBA_OP_SOP | R500_ALU_RGBA_ADDRD(dest); break; + case OPCODE_LIT: + /* I think I've got a pretty good path through this. + * MAX temp1, tmp, [0, 0, 0, -128]; + * MIN temp1.w, temp1.w, [128]; + * POW temp1.z, temp1.y, temp1.w; (3 insts) + * MOV result.xyzw, [1, temp1.y, temp1.z, 1]; */ + src[0] = make_src(fp, fpi->SrcReg[0]); + src[1] = emit_const4fv(fp, LIT); + fp->inst[counter].inst0 = R500_INST_TYPE_ALU | R500_INST_TEX_SEM_WAIT + | (R500_WRITEMASK_ARGB << 11); + fp->inst[counter].inst1 = R500_RGB_ADDR0(src[0]) | R500_RGB_ADDR1(src[1]); + fp->inst[counter].inst2 = R500_ALPHA_ADDR0(src[0]) | R500_ALPHA_ADDR1(src[1]); + fp->inst[counter].inst3 = R500_ALU_RGB_SEL_A_SRC0 + | MAKE_SWIZ_RGB_A(make_rgb_swizzle(fpi->SrcReg[0])) + | R500_ALU_RGB_SEL_B_SRC1 + | MAKE_SWIZ_RGB_B(R500_SWIZ_RGB_ZERO); + fp->inst[counter].inst4 = R500_ALPHA_OP_MAX + | R500_ALPHA_ADDRD(get_temp(fp, 0)) + | R500_ALPHA_SEL_A_SRC0 | MAKE_SWIZ_ALPHA_A(make_alpha_swizzle(fpi->SrcReg[0])) + | R500_ALPHA_SEL_B_SRC1 | R500_ALPHA_SWIZ_B_A; + fp->inst[counter].inst5 = R500_ALU_RGBA_OP_MAX + | R500_ALU_RGBA_ADDRD(get_temp(fp, 0)); + counter++; + fp->inst[counter].inst0 = R500_INST_TYPE_ALU | (R500_WRITEMASK_A << 11); + fp->inst[counter].inst1 = R500_RGB_ADDR0(get_temp(fp, 0)); + fp->inst[counter].inst2 = R500_ALPHA_ADDR0(get_temp(fp, 0)) | R500_ALPHA_ADDR1(src[1]); + fp->inst[counter].inst3 = R500_ALU_RGB_SEL_A_SRC0 + | MAKE_SWIZ_RGB_A(R500_SWIZ_RGB_RGB) + | R500_ALU_RGB_SEL_B_SRC0 + | MAKE_SWIZ_RGB_B(R500_SWIZ_RGB_RGB); + fp->inst[counter].inst4 = R500_ALPHA_OP_MAX + | R500_ALPHA_ADDRD(get_temp(fp, 0)) + | R500_ALPHA_SEL_A_SRC0 | R500_ALPHA_SWIZ_A_A + | R500_ALPHA_SEL_B_SRC1 | R500_ALPHA_SWIZ_B_A | R500_ALPHA_MOD_B_NEG; + fp->inst[counter].inst5 = R500_ALU_RGBA_OP_MAX + | R500_ALU_RGBA_ADDRD(get_temp(fp, 0)); + counter++; + fp->inst[counter].inst0 = R500_INST_TYPE_ALU | (R500_WRITEMASK_ARGB << 11); + fp->inst[counter].inst1 = R500_RGB_ADDR0(get_temp(fp, 0)); + fp->inst[counter].inst2 = R500_ALPHA_ADDR0(get_temp(fp, 0)); + fp->inst[counter].inst3 = R500_ALU_RGB_SEL_A_SRC0 + | MAKE_SWIZ_RGB_A(R500_SWIZ_RGB_RGB); + fp->inst[counter].inst4 = R500_ALPHA_OP_LN2 + | R500_ALPHA_ADDRD(get_temp(fp, 1)) + | R500_ALPHA_SEL_A_SRC0 | R500_ALPHA_SWIZ_A_G; + fp->inst[counter].inst5 = R500_ALU_RGBA_OP_SOP + | R500_ALU_RGBA_ADDRD(get_temp(fp, 1)); + counter++; + fp->inst[counter].inst0 = R500_INST_TYPE_ALU | (R500_WRITEMASK_ARGB << 11); + fp->inst[counter].inst1 = R500_RGB_ADDR0(get_temp(fp, 0)) + | R500_RGB_ADDR1(get_temp(fp, 1)); + fp->inst[counter].inst2 = R500_ALPHA_ADDR0(get_temp(fp, 0)) + | R500_ALPHA_ADDR1(get_temp(fp, 1)); + /* Select [w, w, w, w] */ + temp_swiz = 3 | (3 << 3) | (3 << 6); + fp->inst[counter].inst3 = R500_ALU_RGB_SEL_A_SRC0 + | MAKE_SWIZ_RGB_A(temp_swiz) + | R500_ALU_RGB_SEL_B_SRC1 + | MAKE_SWIZ_RGB_B(R500_SWIZ_RGB_RGB); + fp->inst[counter].inst4 = R500_ALPHA_OP_MAD + | R500_ALPHA_ADDRD(get_temp(fp, 1)) + | R500_ALPHA_SEL_A_SRC0 | R500_ALPHA_SWIZ_A_A + | R500_ALPHA_SEL_B_SRC1 | R500_ALPHA_SWIZ_B_A; + fp->inst[counter].inst5 = R500_ALU_RGBA_OP_MAD + | R500_ALU_RGBA_ADDRD(get_temp(fp, 1)) + | MAKE_SWIZ_RGBA_C(R500_SWIZ_RGB_ZERO) + | MAKE_SWIZ_ALPHA_C(R500_SWIZZLE_ZERO); + counter++; + fp->inst[counter].inst0 = R500_INST_TYPE_ALU | (R500_WRITEMASK_G << 11); + fp->inst[counter].inst1 = R500_RGB_ADDR0(get_temp(fp, 1)); + fp->inst[counter].inst2 = R500_ALPHA_ADDR0(get_temp(fp, 1)); + fp->inst[counter].inst3 = R500_ALU_RGB_SEL_A_SRC0 + | MAKE_SWIZ_RGB_A(R500_SWIZ_RGB_RGB); + fp->inst[counter].inst4 = R500_ALPHA_OP_EX2 + | R500_ALPHA_ADDRD(get_temp(fp, 0)) + | R500_ALPHA_SEL_A_SRC0 | R500_ALPHA_SWIZ_A_A; + fp->inst[counter].inst5 = R500_ALU_RGBA_OP_SOP + | R500_ALU_RGBA_ADDRD(get_temp(fp, 0)); + counter++; + emit_alu(fp, counter, fpi); + fp->inst[counter].inst1 = R500_RGB_ADDR0(get_temp(fp, 0)); + fp->inst[counter].inst2 = R500_ALPHA_ADDR0(get_temp(fp, 0)); + /* Select [1, y, z, 1] */ + temp_swiz = R500_SWIZZLE_ONE | (2 << 3) | (3 << 6); + fp->inst[counter].inst3 = R500_ALU_RGB_SEL_A_SRC0 + | MAKE_SWIZ_RGB_A(temp_swiz) + | R500_ALU_RGB_SEL_B_SRC0 + | MAKE_SWIZ_RGB_B(temp_swiz) + | R500_ALU_RGB_OMOD_DISABLE; + fp->inst[counter].inst4 |= R500_ALPHA_OP_CMP + | R500_ALPHA_ADDRD(dest) + | R500_ALPHA_SEL_A_SRC0 | R500_ALPHA_SWIZ_A_1 + | R500_ALPHA_SEL_B_SRC0 | R500_ALPHA_SWIZ_B_1 + | R500_ALPHA_OMOD_DISABLE; + fp->inst[counter].inst5 = R500_ALU_RGBA_OP_CMP + | R500_ALU_RGBA_ADDRD(dest) + | MAKE_SWIZ_RGBA_C(R500_SWIZ_RGB_ZERO) + | MAKE_SWIZ_ALPHA_C(R500_SWIZZLE_ZERO); + break; case OPCODE_LRP: /* src0 * src1 + INV(src0) * src2 * 1) MUL src0, src1, temp |