![Eric Anholt](/assets/img/avatar_default.png)
We don't use it in shader validation currently, so it had no effect, but best to fix it anyway in case we do some day. Signed-off-by: Eric Anholt <eric@anholt.net>
280 lines
6.9 KiB
C
280 lines
6.9 KiB
C
/*
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* Copyright © 2014 Broadcom
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*/
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#ifndef VC4_QPU_DEFINES_H
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#define VC4_QPU_DEFINES_H
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enum qpu_op_add {
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QPU_A_NOP,
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QPU_A_FADD,
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QPU_A_FSUB,
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QPU_A_FMIN,
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QPU_A_FMAX,
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QPU_A_FMINABS,
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QPU_A_FMAXABS,
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QPU_A_FTOI,
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QPU_A_ITOF,
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QPU_A_ADD = 12,
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QPU_A_SUB,
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QPU_A_SHR,
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QPU_A_ASR,
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QPU_A_ROR,
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QPU_A_SHL,
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QPU_A_MIN,
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QPU_A_MAX,
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QPU_A_AND,
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QPU_A_OR,
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QPU_A_XOR,
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QPU_A_NOT,
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QPU_A_CLZ,
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QPU_A_V8ADDS = 30,
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QPU_A_V8SUBS = 31,
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};
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enum qpu_op_mul {
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QPU_M_NOP,
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QPU_M_FMUL,
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QPU_M_MUL24,
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QPU_M_V8MULD,
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QPU_M_V8MIN,
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QPU_M_V8MAX,
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QPU_M_V8ADDS,
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QPU_M_V8SUBS,
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};
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enum qpu_raddr {
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QPU_R_FRAG_PAYLOAD_ZW = 15, /* W for A file, Z for B file */
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/* 0-31 are the plain regfile a or b fields */
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QPU_R_UNIF = 32,
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QPU_R_VARY = 35,
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QPU_R_ELEM_QPU = 38,
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QPU_R_NOP,
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QPU_R_XY_PIXEL_COORD = 41,
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QPU_R_MS_REV_FLAGS = 42,
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QPU_R_VPM = 48,
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QPU_R_VPM_LD_BUSY,
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QPU_R_VPM_LD_WAIT,
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QPU_R_MUTEX_ACQUIRE,
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};
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enum qpu_waddr {
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/* 0-31 are the plain regfile a or b fields */
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QPU_W_ACC0 = 32, /* aka r0 */
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QPU_W_ACC1,
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QPU_W_ACC2,
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QPU_W_ACC3,
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QPU_W_TMU_NOSWAP,
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QPU_W_ACC5,
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QPU_W_HOST_INT,
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QPU_W_NOP,
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QPU_W_UNIFORMS_ADDRESS,
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QPU_W_QUAD_XY, /* X for regfile a, Y for regfile b */
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QPU_W_MS_FLAGS = 42,
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QPU_W_REV_FLAG = 42,
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QPU_W_TLB_STENCIL_SETUP = 43,
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QPU_W_TLB_Z,
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QPU_W_TLB_COLOR_MS,
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QPU_W_TLB_COLOR_ALL,
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QPU_W_TLB_ALPHA_MASK,
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QPU_W_VPM,
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QPU_W_VPMVCD_SETUP, /* LD for regfile a, ST for regfile b */
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QPU_W_VPM_ADDR, /* LD for regfile a, ST for regfile b */
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QPU_W_MUTEX_RELEASE,
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QPU_W_SFU_RECIP,
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QPU_W_SFU_RECIPSQRT,
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QPU_W_SFU_EXP,
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QPU_W_SFU_LOG,
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QPU_W_TMU0_S,
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QPU_W_TMU0_T,
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QPU_W_TMU0_R,
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QPU_W_TMU0_B,
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QPU_W_TMU1_S,
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QPU_W_TMU1_T,
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QPU_W_TMU1_R,
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QPU_W_TMU1_B,
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};
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enum qpu_sig_bits {
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QPU_SIG_SW_BREAKPOINT,
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QPU_SIG_NONE,
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QPU_SIG_THREAD_SWITCH,
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QPU_SIG_PROG_END,
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QPU_SIG_WAIT_FOR_SCOREBOARD,
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QPU_SIG_SCOREBOARD_UNLOCK,
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QPU_SIG_LAST_THREAD_SWITCH,
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QPU_SIG_COVERAGE_LOAD,
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QPU_SIG_COLOR_LOAD,
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QPU_SIG_COLOR_LOAD_END,
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QPU_SIG_LOAD_TMU0,
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QPU_SIG_LOAD_TMU1,
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QPU_SIG_ALPHA_MASK_LOAD,
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QPU_SIG_SMALL_IMM,
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QPU_SIG_LOAD_IMM,
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QPU_SIG_BRANCH
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};
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enum qpu_mux {
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/* hardware mux values */
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QPU_MUX_R0,
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QPU_MUX_R1,
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QPU_MUX_R2,
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QPU_MUX_R3,
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QPU_MUX_R4,
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QPU_MUX_R5,
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QPU_MUX_A,
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QPU_MUX_B,
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/* non-hardware mux values */
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QPU_MUX_IMM,
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};
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enum qpu_cond {
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QPU_COND_NEVER,
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QPU_COND_ALWAYS,
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QPU_COND_ZS,
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QPU_COND_ZC,
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QPU_COND_NS,
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QPU_COND_NC,
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QPU_COND_CS,
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QPU_COND_CC,
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};
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enum qpu_pack_mul {
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QPU_PACK_MUL_NOP,
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/* replicated to each 8 bits of the 32-bit dst. */
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QPU_PACK_MUL_8888 = 3,
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QPU_PACK_MUL_8A,
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QPU_PACK_MUL_8B,
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QPU_PACK_MUL_8C,
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QPU_PACK_MUL_8D,
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};
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enum qpu_pack_a {
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QPU_PACK_A_NOP,
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/* convert to 16 bit float if float input, or to int16. */
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QPU_PACK_A_16A,
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QPU_PACK_A_16B,
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/* replicated to each 8 bits of the 32-bit dst. */
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QPU_PACK_A_8888,
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/* Convert to 8-bit unsigned int. */
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QPU_PACK_A_8A,
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QPU_PACK_A_8B,
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QPU_PACK_A_8C,
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QPU_PACK_A_8D,
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/* Saturating variants of the previous instructions. */
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QPU_PACK_A_32_SAT, /* int-only */
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QPU_PACK_A_16A_SAT, /* int or float */
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QPU_PACK_A_16B_SAT,
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QPU_PACK_A_8888_SAT,
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QPU_PACK_A_8A_SAT,
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QPU_PACK_A_8B_SAT,
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QPU_PACK_A_8C_SAT,
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QPU_PACK_A_8D_SAT,
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};
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enum qpu_unpack_r4 {
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QPU_UNPACK_R4_NOP,
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QPU_UNPACK_R4_F16A_TO_F32,
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QPU_UNPACK_R4_F16B_TO_F32,
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QPU_UNPACK_R4_8D_REP,
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QPU_UNPACK_R4_8A,
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QPU_UNPACK_R4_8B,
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QPU_UNPACK_R4_8C,
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QPU_UNPACK_R4_8D,
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};
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#define QPU_MASK(high, low) \
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((((uint64_t)1 << ((high) - (low) + 1)) - 1) << (low))
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#define QPU_GET_FIELD(word, field) \
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((uint32_t)(((word) & field ## _MASK) >> field ## _SHIFT))
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#define QPU_SIG_SHIFT 60
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#define QPU_SIG_MASK QPU_MASK(63, 60)
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#define QPU_UNPACK_SHIFT 57
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#define QPU_UNPACK_MASK QPU_MASK(59, 57)
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/**
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* If set, the pack field means PACK_MUL or R4 packing, instead of normal
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* regfile a packing.
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*/
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#define QPU_PM ((uint64_t)1 << 56)
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#define QPU_PACK_SHIFT 52
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#define QPU_PACK_MASK QPU_MASK(55, 52)
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#define QPU_COND_ADD_SHIFT 49
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#define QPU_COND_ADD_MASK QPU_MASK(51, 49)
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#define QPU_COND_MUL_SHIFT 46
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#define QPU_COND_MUL_MASK QPU_MASK(48, 46)
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#define QPU_BRANCH_COND_SHIFT 52
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#define QPU_BRANCH_COND_MASK QPU_MASK(55, 52)
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#define QPU_BRANCH_REL ((uint64_t)1 << 51)
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#define QPU_BRANCH_REG ((uint64_t)1 << 50)
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#define QPU_BRANCH_RADDR_A_SHIFT 45
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#define QPU_BRANCH_RADDR_A_MASK QPU_MASK(49, 45)
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#define QPU_SF ((uint64_t)1 << 45)
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#define QPU_WADDR_ADD_SHIFT 38
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#define QPU_WADDR_ADD_MASK QPU_MASK(43, 38)
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#define QPU_WADDR_MUL_SHIFT 32
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#define QPU_WADDR_MUL_MASK QPU_MASK(37, 32)
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#define QPU_OP_MUL_SHIFT 29
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#define QPU_OP_MUL_MASK QPU_MASK(31, 29)
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#define QPU_RADDR_A_SHIFT 18
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#define QPU_RADDR_A_MASK QPU_MASK(23, 18)
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#define QPU_RADDR_B_SHIFT 12
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#define QPU_RADDR_B_MASK QPU_MASK(17, 12)
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#define QPU_SMALL_IMM_SHIFT 12
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#define QPU_SMALL_IMM_MASK QPU_MASK(17, 12)
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#define QPU_ADD_A_SHIFT 9
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#define QPU_ADD_A_MASK QPU_MASK(11, 9)
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#define QPU_ADD_B_SHIFT 6
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#define QPU_ADD_B_MASK QPU_MASK(8, 6)
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#define QPU_MUL_A_SHIFT 3
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#define QPU_MUL_A_MASK QPU_MASK(5, 3)
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#define QPU_MUL_B_SHIFT 0
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#define QPU_MUL_B_MASK QPU_MASK(2, 0)
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#define QPU_WS ((uint64_t)1 << 44)
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#define QPU_OP_ADD_SHIFT 24
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#define QPU_OP_ADD_MASK QPU_MASK(28, 24)
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#define QPU_LOAD_IMM_SHIFT 0
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#define QPU_LOAD_IMM_MASK QPU_MASK(31, 0)
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#define QPU_BRANCH_TARGET_SHIFT 0
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#define QPU_BRANCH_TARGET_MASK QPU_MASK(31, 0)
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#endif /* VC4_QPU_DEFINES_H */
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