diff options
Diffstat (limited to 'src/gallium/drivers')
| -rw-r--r-- | src/gallium/drivers/r600/r600_shader.c | 125 |
1 files changed, 124 insertions, 1 deletions
diff --git a/src/gallium/drivers/r600/r600_shader.c b/src/gallium/drivers/r600/r600_shader.c index e8f7e09d961..b2d1a1bf016 100644 --- a/src/gallium/drivers/r600/r600_shader.c +++ b/src/gallium/drivers/r600/r600_shader.c @@ -1494,6 +1494,129 @@ static int tgsi_cmp(struct r600_shader_ctx *ctx) return 0; } +static int tgsi_xpd(struct r600_shader_ctx *ctx) +{ + struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction; + struct r600_bc_alu_src r600_src[3]; + struct r600_bc_alu alu; + uint32_t use_temp = 0; + int i, r; + + if (inst->Dst[0].Register.WriteMask != 0xf) + use_temp = 1; + + r = tgsi_split_constant(ctx, r600_src); + if (r) + return r; + + for (i = 0; i < 4; i++) { + memset(&alu, 0, sizeof(struct r600_bc_alu)); + alu.inst = V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_MUL; + + alu.src[0] = r600_src[0]; + switch (i) { + case 0: + alu.src[0].chan = tgsi_chan(&inst->Src[0], 2); + break; + case 1: + alu.src[0].chan = tgsi_chan(&inst->Src[0], 0); + break; + case 2: + alu.src[0].chan = tgsi_chan(&inst->Src[0], 1); + break; + case 3: + alu.src[0].sel = V_SQ_ALU_SRC_0; + alu.src[0].chan = i; + } + + alu.src[1] = r600_src[1]; + switch (i) { + case 0: + alu.src[1].chan = tgsi_chan(&inst->Src[1], 1); + break; + case 1: + alu.src[1].chan = tgsi_chan(&inst->Src[1], 2); + break; + case 2: + alu.src[1].chan = tgsi_chan(&inst->Src[1], 0); + break; + case 3: + alu.src[1].sel = V_SQ_ALU_SRC_0; + alu.src[1].chan = i; + } + + alu.dst.sel = ctx->temp_reg; + alu.dst.chan = i; + alu.dst.write = 1; + + if (i == 3) + alu.last = 1; + r = r600_bc_add_alu(ctx->bc, &alu); + if (r) + return r; + } + + for (i = 0; i < 4; i++) { + memset(&alu, 0, sizeof(struct r600_bc_alu)); + alu.inst = V_SQ_ALU_WORD1_OP3_SQ_OP3_INST_MULADD; + + alu.src[0] = r600_src[0]; + switch (i) { + case 0: + alu.src[0].chan = tgsi_chan(&inst->Src[0], 1); + break; + case 1: + alu.src[0].chan = tgsi_chan(&inst->Src[0], 2); + break; + case 2: + alu.src[0].chan = tgsi_chan(&inst->Src[0], 0); + break; + case 3: + alu.src[0].sel = V_SQ_ALU_SRC_0; + alu.src[0].chan = i; + } + + alu.src[1] = r600_src[1]; + switch (i) { + case 0: + alu.src[1].chan = tgsi_chan(&inst->Src[1], 2); + break; + case 1: + alu.src[1].chan = tgsi_chan(&inst->Src[1], 0); + break; + case 2: + alu.src[1].chan = tgsi_chan(&inst->Src[1], 1); + break; + case 3: + alu.src[1].sel = V_SQ_ALU_SRC_0; + alu.src[1].chan = i; + } + + alu.src[2].sel = ctx->temp_reg; + alu.src[2].neg = 1; + alu.src[2].chan = i; + + if (use_temp) + alu.dst.sel = ctx->temp_reg; + else { + r = tgsi_dst(ctx, &inst->Dst[0], i, &alu.dst); + if (r) + return r; + } + alu.dst.chan = i; + alu.dst.write = 1; + alu.is_op3 = 1; + if (i == 3) + alu.last = 1; + r = r600_bc_add_alu(ctx->bc, &alu); + if (r) + return r; + } + if (use_temp) + return tgsi_helper_copy(ctx, inst); + return 0; +} + static struct r600_shader_tgsi_instruction r600_shader_tgsi_instruction[] = { {TGSI_OPCODE_ARL, 0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_NOP, tgsi_unsupported}, @@ -1529,7 +1652,7 @@ static struct r600_shader_tgsi_instruction r600_shader_tgsi_instruction[] = { {TGSI_OPCODE_EX2, 0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_EXP_IEEE, tgsi_trans_srcx_replicate}, {TGSI_OPCODE_LG2, 0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_LOG_IEEE, tgsi_trans_srcx_replicate}, {TGSI_OPCODE_POW, 0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_NOP, tgsi_pow}, - {TGSI_OPCODE_XPD, 0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_NOP, tgsi_unsupported}, + {TGSI_OPCODE_XPD, 0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_NOP, tgsi_xpd}, /* gap */ {32, 0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_NOP, tgsi_unsupported}, {TGSI_OPCODE_ABS, 0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_MOV, tgsi_op2}, |