190    struct brw_reg reg;  in brw_reg()  local
198    reg.type = type;  in brw_reg()
199    reg.file = file;  in brw_reg()
200    reg.nr = nr;  in brw_reg()
201    reg.subnr = subnr * type_sz(type);  in brw_reg()
202    reg.negate = 0;  in brw_reg()
203    reg.abs = 0;  in brw_reg()
204    reg.vstride = vstride;  in brw_reg()
205    reg.width = width;  in brw_reg()
206    reg.hstride = hstride;  in brw_reg()
207    reg.address_mode = BRW_ADDRESS_DIRECT;  in brw_reg()
208    reg.pad0 = 0;  in brw_reg()
216    reg.dw1.bits.swizzle = swizzle;  in brw_reg()
217    reg.dw1.bits.writemask = writemask;  in brw_reg()
218    reg.dw1.bits.indirect_offset = 0;  in brw_reg()
219    reg.dw1.bits.pad1 = 0;  in brw_reg()
220    return reg;  in brw_reg()
300 retype(struct brw_reg reg, unsigned type)  in retype()  argument
302    reg.type = type;  in retype()
303    return reg;  in retype()
307 sechalf(struct brw_reg reg)  in sechalf()  argument
309    if (reg.vstride)  in sechalf()
310       reg.nr++;  in sechalf()
311    return reg;  in sechalf()
315 suboffset(struct brw_reg reg, unsigned delta)  in suboffset()  argument
317    reg.subnr += delta * type_sz(reg.type);  in suboffset()
318    return reg;  in suboffset()
323 offset(struct brw_reg reg, unsigned delta)  in offset()  argument
325    reg.nr += delta;  in offset()
326    return reg;  in offset()
331 byte_offset(struct brw_reg reg, unsigned bytes)  in byte_offset()  argument
333    unsigned newoffset = reg.nr * REG_SIZE + reg.subnr + bytes;  in byte_offset()
334    reg.nr = newoffset / REG_SIZE;  in byte_offset()
335    reg.subnr = newoffset % REG_SIZE;  in byte_offset()
336    return reg;  in byte_offset()
465 brw_address(struct brw_reg reg)  in brw_address()  argument
467    return brw_imm_uw(reg.nr * REG_SIZE + reg.subnr);  in brw_address()
566 brw_flag_reg(int reg, int subreg)  in brw_flag_reg()  argument
569                       BRW_ARF_FLAG + reg, subreg);  in brw_flag_reg()
605 stride(struct brw_reg reg, unsigned vstride, unsigned width, unsigned hstride)  in stride()  argument
607    reg.vstride = cvt(vstride);  in stride()
608    reg.width = cvt(width) - 1;  in stride()
609    reg.hstride = cvt(hstride);  in stride()
610    return reg;  in stride()
615 vec16(struct brw_reg reg)  in vec16()  argument
617    return stride(reg, 16,16,1);  in vec16()
621 vec8(struct brw_reg reg)  in vec8()  argument
623    return stride(reg, 8,8,1);  in vec8()
627 vec4(struct brw_reg reg)  in vec4()  argument
629    return stride(reg, 4,4,1);  in vec4()
633 vec2(struct brw_reg reg)  in vec2()  argument
635    return stride(reg, 2,2,1);  in vec2()
639 vec1(struct brw_reg reg)  in vec1()  argument
641    return stride(reg, 0,1,0);  in vec1()
646 get_element(struct brw_reg reg, unsigned elt)  in get_element()  argument
648    return vec1(suboffset(reg, elt));  in get_element()
652 get_element_ud(struct brw_reg reg, unsigned elt)  in get_element_ud()  argument
654    return vec1(suboffset(retype(reg, BRW_REGISTER_TYPE_UD), elt));  in get_element_ud()
658 get_element_d(struct brw_reg reg, unsigned elt)  in get_element_d()  argument
660    return vec1(suboffset(retype(reg, BRW_REGISTER_TYPE_D), elt));  in get_element_d()
665 brw_swizzle(struct brw_reg reg, unsigned x, unsigned y, unsigned z, unsigned w)  in brw_swizzle()  argument
667    assert(reg.file != BRW_IMMEDIATE_VALUE);  in brw_swizzle()
669    reg.dw1.bits.swizzle = BRW_SWIZZLE4(BRW_GET_SWZ(reg.dw1.bits.swizzle, x),  in brw_swizzle()
670                                        BRW_GET_SWZ(reg.dw1.bits.swizzle, y),  in brw_swizzle()
671                                        BRW_GET_SWZ(reg.dw1.bits.swizzle, z),  in brw_swizzle()
672                                        BRW_GET_SWZ(reg.dw1.bits.swizzle, w));  in brw_swizzle()
673    return reg;  in brw_swizzle()
678 brw_swizzle1(struct brw_reg reg, unsigned x)  in brw_swizzle1()  argument
680    return brw_swizzle(reg, x, x, x, x);  in brw_swizzle1()
684 brw_writemask(struct brw_reg reg, unsigned mask)  in brw_writemask()  argument
686    assert(reg.file != BRW_IMMEDIATE_VALUE);  in brw_writemask()
687    reg.dw1.bits.writemask &= mask;  in brw_writemask()
688    return reg;  in brw_writemask()
692 brw_set_writemask(struct brw_reg reg, unsigned mask)  in brw_set_writemask()  argument
694    assert(reg.file != BRW_IMMEDIATE_VALUE);  in brw_set_writemask()
695    reg.dw1.bits.writemask = mask;  in brw_set_writemask()
696    return reg;  in brw_set_writemask()
700 negate(struct brw_reg reg)  in negate()  argument
702    reg.negate ^= 1;  in negate()
703    return reg;  in negate()
707 brw_abs(struct brw_reg reg)  in brw_abs()  argument
709    reg.abs = 1;  in brw_abs()
710    reg.negate = 0;  in brw_abs()
711    return reg;  in brw_abs()
719    struct brw_reg reg =  brw_vec4_grf(0, 0);  in brw_vec4_indirect()  local
720    reg.subnr = subnr;  in brw_vec4_indirect()
721    reg.address_mode = BRW_ADDRESS_REGISTER_INDIRECT_REGISTER;  in brw_vec4_indirect()
722    reg.dw1.bits.indirect_offset = offset;  in brw_vec4_indirect()
723    return reg;  in brw_vec4_indirect()
729    struct brw_reg reg =  brw_vec1_grf(0, 0);  in brw_vec1_indirect()  local
730    reg.subnr = subnr;  in brw_vec1_indirect()
731    reg.address_mode = BRW_ADDRESS_REGISTER_INDIRECT_REGISTER;  in brw_vec1_indirect()
732    reg.dw1.bits.indirect_offset = offset;  in brw_vec1_indirect()
733    return reg;  in brw_vec1_indirect()
802 void brw_print_reg(struct brw_reg reg);