diff options
| author | Wladimir J. van der Laan <[email protected]> | 2017-08-08 14:16:21 +0000 |
|---|---|---|
| committer | Wladimir J. van der Laan <[email protected]> | 2018-03-31 06:17:59 +0000 |
| commit | 79d6b194f252a2ea029244b831129cfb6cb6d153 (patch) | |
| tree | 391203da7f279958226cffdb92d916eb2ff593b0 /src | |
| parent | 837fabaaa3938ad5947393caeaf97a3a7c109d1f (diff) | |
freedreno: a2xx: implement SEQ/SNE instructions
Extend translate_sge_slt to emit these, in analogous fashion
but using CNDEv.
Signed-off-by: Wladimir J. van der Laan <[email protected]>
Reviewed-by: Ilia Mirkin <[email protected]>
Reviewed-by: Rob Clark <[email protected]>
Diffstat (limited to 'src')
| -rw-r--r-- | src/gallium/drivers/freedreno/a2xx/fd2_compiler.c | 23 |
1 files changed, 20 insertions, 3 deletions
diff --git a/src/gallium/drivers/freedreno/a2xx/fd2_compiler.c b/src/gallium/drivers/freedreno/a2xx/fd2_compiler.c index 9f2fc6168ba..84855a48d2a 100644 --- a/src/gallium/drivers/freedreno/a2xx/fd2_compiler.c +++ b/src/gallium/drivers/freedreno/a2xx/fd2_compiler.c @@ -829,8 +829,10 @@ translate_tex(struct fd2_compile_context *ctx, /* SGE(a,b) = GTE((b - a), 1.0, 0.0) */ /* SLT(a,b) = GTE((b - a), 0.0, 1.0) */ +/* SEQ(a,b) = EQU((b - a), 1.0, 0.0) */ +/* SNE(a,b) = EQU((b - a), 0.0, 1.0) */ static void -translate_sge_slt(struct fd2_compile_context *ctx, +translate_sge_slt_seq_sne(struct fd2_compile_context *ctx, struct tgsi_full_instruction *inst, unsigned opc) { struct ir2_instruction *instr; @@ -838,6 +840,7 @@ translate_sge_slt(struct fd2_compile_context *ctx, struct tgsi_src_register tmp_src; struct tgsi_src_register tmp_const; float c0, c1; + instr_vector_opc_t vopc; switch (opc) { default: @@ -845,10 +848,22 @@ translate_sge_slt(struct fd2_compile_context *ctx, case TGSI_OPCODE_SGE: c0 = 1.0; c1 = 0.0; + vopc = CNDGTEv; break; case TGSI_OPCODE_SLT: c0 = 0.0; c1 = 1.0; + vopc = CNDGTEv; + break; + case TGSI_OPCODE_SEQ: + c0 = 0.0; + c1 = 1.0; + vopc = CNDEv; + break; + case TGSI_OPCODE_SNE: + c0 = 1.0; + c1 = 0.0; + vopc = CNDEv; break; } @@ -859,7 +874,7 @@ translate_sge_slt(struct fd2_compile_context *ctx, add_src_reg(ctx, instr, &inst->Src[0].Register)->flags |= IR2_REG_NEGATE; add_src_reg(ctx, instr, &inst->Src[1].Register); - instr = ir2_instr_create_alu(next_exec_cf(ctx), CNDGTEv, ~0); + instr = ir2_instr_create_alu(next_exec_cf(ctx), vopc, ~0); add_dst_reg(ctx, instr, &inst->Dst[0].Register); /* maybe should re-arrange the syntax some day, but * in assembler/disassembler and what ir.c expects @@ -1057,7 +1072,9 @@ translate_instruction(struct fd2_compile_context *ctx, break; case TGSI_OPCODE_SLT: case TGSI_OPCODE_SGE: - translate_sge_slt(ctx, inst, opc); + case TGSI_OPCODE_SEQ: + case TGSI_OPCODE_SNE: + translate_sge_slt_seq_sne(ctx, inst, opc); break; case TGSI_OPCODE_MAD: instr = ir2_instr_create_alu(cf, MULADDv, ~0); |