From: Junyan He <[email protected]> V3: Add to assert to assure the SIMD width correct.
Signed-off-by: Junyan He <[email protected]> --- backend/src/backend/gen8_encoder.cpp | 61 ++++++++++++++++++++++++++++++++++++ backend/src/backend/gen8_encoder.hpp | 2 ++ 2 files changed, 63 insertions(+) diff --git a/backend/src/backend/gen8_encoder.cpp b/backend/src/backend/gen8_encoder.cpp index 3d1ce2d..55fc3fb 100644 --- a/backend/src/backend/gen8_encoder.cpp +++ b/backend/src/backend/gen8_encoder.cpp @@ -638,4 +638,65 @@ namespace gbe this->setSrc0WithAcc(insn, src0, src0Acc); this->setSrc1WithAcc(insn, src1, src1Acc); } + + void Gen8Encoder::MADM(GenRegister dst, GenRegister src0, GenRegister src1, GenRegister src2, + uint32_t dstAcc, uint32_t src0Acc, uint32_t src1Acc, uint32_t src2Acc) + { + GenNativeInstruction *insn = this->next(GEN_OPCODE_MADM); + Gen8NativeInstruction *gen8_insn = &insn->gen8_insn; + assert(dst.file == GEN_GENERAL_REGISTER_FILE); + assert(src0.file == GEN_GENERAL_REGISTER_FILE); + assert(src1.file == GEN_GENERAL_REGISTER_FILE); + assert(src2.file == GEN_GENERAL_REGISTER_FILE); + assert(dst.hstride == GEN_HORIZONTAL_STRIDE_1 || dst.hstride == GEN_HORIZONTAL_STRIDE_0); + assert(src0.type == GEN_TYPE_DF || src0.type == GEN_TYPE_F); + assert(src0.type == dst.type); + assert(src0.type == src1.type); + assert(src0.type == src2.type); + // If in double, width should be less than 4 + assert((src0.type == GEN_TYPE_DF && this->curr.execWidth <= 4) + // If in float, width should be less than 8 + || (src0.type == GEN_TYPE_F && this->curr.execWidth <= 8)); + + int32_t dataType = src0.type == GEN_TYPE_DF ? 3 : 0; + + this->setHeader(insn); + gen8_insn->bits1.da3srcacc.dest_reg_nr = dst.nr; + gen8_insn->bits1.da3srcacc.dest_subreg_nr = dst.subnr / 16; + gen8_insn->bits1.da3srcacc.dst_special_acc = dstAcc; + gen8_insn->bits1.da3srcacc.src_type = dataType; + gen8_insn->bits1.da3srcacc.dest_type = dataType; + gen8_insn->header.access_mode = GEN_ALIGN_16; + + assert(src0.file == GEN_GENERAL_REGISTER_FILE); + assert(src0.address_mode == GEN_ADDRESS_DIRECT); + assert(src0.nr < 128); + gen8_insn->bits2.da3srcacc.src0_special_acc = src0Acc; + gen8_insn->bits2.da3srcacc.src0_subreg_nr = src0.subnr / 4 ; + gen8_insn->bits2.da3srcacc.src0_reg_nr = src0.nr; + gen8_insn->bits1.da3srcacc.src0_abs = src0.absolute; + gen8_insn->bits1.da3srcacc.src0_negate = src0.negation; + gen8_insn->bits2.da3srcacc.src0_rep_ctrl = src0.vstride == GEN_VERTICAL_STRIDE_0; + + assert(src1.file == GEN_GENERAL_REGISTER_FILE); + assert(src1.address_mode == GEN_ADDRESS_DIRECT); + assert(src1.nr < 128); + gen8_insn->bits2.da3srcacc.src1_special_acc = src1Acc; + gen8_insn->bits2.da3srcacc.src1_subreg_nr_low = (src1.subnr / 4) & 0x3; + gen8_insn->bits3.da3srcacc.src1_subreg_nr_high = (src1.subnr / 4) >> 2; + gen8_insn->bits2.da3srcacc.src1_rep_ctrl = src1.vstride == GEN_VERTICAL_STRIDE_0; + gen8_insn->bits3.da3srcacc.src1_reg_nr = src1.nr; + gen8_insn->bits1.da3srcacc.src1_abs = src1.absolute; + gen8_insn->bits1.da3srcacc.src1_negate = src1.negation; + + assert(src2.file == GEN_GENERAL_REGISTER_FILE); + assert(src2.address_mode == GEN_ADDRESS_DIRECT); + assert(src2.nr < 128); + gen8_insn->bits3.da3srcacc.src2_special_acc = src2Acc; + gen8_insn->bits3.da3srcacc.src2_subreg_nr = src2.subnr / 4; + gen8_insn->bits3.da3srcacc.src2_rep_ctrl = src2.vstride == GEN_VERTICAL_STRIDE_0; + gen8_insn->bits3.da3srcacc.src2_reg_nr = src2.nr; + gen8_insn->bits1.da3srcacc.src2_abs = src2.absolute; + gen8_insn->bits1.da3srcacc.src2_negate = src2.negation; + } } /* End of the name space. */ diff --git a/backend/src/backend/gen8_encoder.hpp b/backend/src/backend/gen8_encoder.hpp index 06d01a4..4cd3664 100644 --- a/backend/src/backend/gen8_encoder.hpp +++ b/backend/src/backend/gen8_encoder.hpp @@ -71,6 +71,8 @@ namespace gbe void MATH_WITH_ACC(GenRegister dst, uint32_t function, GenRegister src0, GenRegister src1, uint32_t dstAcc, uint32_t src0Acc, uint32_t src1Acc); + void MADM(GenRegister dst, GenRegister src0, GenRegister src1, GenRegister src2, + uint32_t dstAcc, uint32_t src0Acc, uint32_t src1Acc, uint32_t src2Acc); }; } #endif /* __GBE_GEN8_ENCODER_HPP__ */ -- 1.9.1 _______________________________________________ Beignet mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/beignet
