[Mesa-dev] [PATCH 12/17] i965/fs: don't pass in ir_texture to emit_texture_*

Jason Ekstrand jason at jlekstrand.net
Tue Oct 14 15:03:25 PDT 2014


On Mon, Oct 13, 2014 at 9:54 PM, Kenneth Graunke <kenneth at whitecape.org>
wrote:

> From: Connor Abbott <connor.abbott at intel.com>
>
> At this point, the only thing it's used for is the opcode.
>
> Signed-off-by: Connor Abbott <connor.abbott at intel.com>
> Reviewed-by: Kenneth Graunke <kenneth at whitecape.org>
> ---
>  src/mesa/drivers/dri/i965/brw_fs.h           |  6 ++---
>  src/mesa/drivers/dri/i965/brw_fs_fp.cpp      |  6 ++---
>  src/mesa/drivers/dri/i965/brw_fs_visitor.cpp | 35
> ++++++++++++++--------------
>  3 files changed, 23 insertions(+), 24 deletions(-)
>
> diff --git a/src/mesa/drivers/dri/i965/brw_fs.h
> b/src/mesa/drivers/dri/i965/brw_fs.h
> index 5441031..2615e40 100644
> --- a/src/mesa/drivers/dri/i965/brw_fs.h
> +++ b/src/mesa/drivers/dri/i965/brw_fs.h
> @@ -470,18 +470,18 @@ public:
>     void compute_sample_position(fs_reg dst, fs_reg int_sample_pos);
>     fs_reg rescale_texcoord(fs_reg coordinate, const glsl_type *coord_type,
>                             bool is_rect, uint32_t sampler, int texunit);
> -   fs_inst *emit_texture_gen4(ir_texture *ir, fs_reg dst,
> +   fs_inst *emit_texture_gen4(ir_texture_opcode op, fs_reg dst,
>                                fs_reg coordinate, int coord_components,
>                                fs_reg shadow_comp,
>                                fs_reg lod, fs_reg lod2, int
> grad_components,
>                                uint32_t sampler);
> -   fs_inst *emit_texture_gen5(ir_texture *ir, fs_reg dst,
> +   fs_inst *emit_texture_gen5(ir_texture_opcode op, fs_reg dst,
>                                fs_reg coordinate, int coord_components,
>                                fs_reg shadow_comp,
>                                fs_reg lod, fs_reg lod2, int
> grad_components,
>                                fs_reg sample_index, uint32_t sampler,
>                                bool has_offset);
> -   fs_inst *emit_texture_gen7(ir_texture *ir, fs_reg dst,
> +   fs_inst *emit_texture_gen7(ir_texture_opcode op, fs_reg dst,
>                                fs_reg coordinate, int coord_components,
>                                fs_reg shadow_comp,
>                                fs_reg lod, fs_reg lod2, int
> grad_components,
> diff --git a/src/mesa/drivers/dri/i965/brw_fs_fp.cpp
> b/src/mesa/drivers/dri/i965/brw_fs_fp.cpp
> index a77769b..99cdecb 100644
> --- a/src/mesa/drivers/dri/i965/brw_fs_fp.cpp
> +++ b/src/mesa/drivers/dri/i965/brw_fs_fp.cpp
> @@ -487,11 +487,11 @@ fs_visitor::emit_fragment_program_code()
>
>           fs_inst *inst;
>           if (brw->gen >= 7) {
> -            inst = emit_texture_gen7(ir, dst, coordinate,
> coord_components, shadow_c, lod, dpdy, 0, sample_index, fs_reg(0u),
> fs_reg(fpi->TexSrcUnit), texel_offset);
> +            inst = emit_texture_gen7(ir->op, dst, coordinate,
> coord_components, shadow_c, lod, dpdy, 0, sample_index, fs_reg(0u),
> fs_reg(fpi->TexSrcUnit), texel_offset);
>           } else if (brw->gen >= 5) {
> -            inst = emit_texture_gen5(ir, dst, coordinate,
> coord_components, shadow_c, lod, dpdy, 0, sample_index, fpi->TexSrcUnit,
> false);
> +            inst = emit_texture_gen5(ir->op, dst, coordinate,
> coord_components, shadow_c, lod, dpdy, 0, sample_index, fpi->TexSrcUnit,
> false);
>           } else {
> -            inst = emit_texture_gen4(ir, dst, coordinate,
> coord_components, shadow_c, lod, dpdy, 0, fpi->TexSrcUnit);
> +            inst = emit_texture_gen4(ir->op, dst, coordinate,
> coord_components, shadow_c, lod, dpdy, 0, fpi->TexSrcUnit);
>           }
>
>           inst->shadow_compare = fpi->TexShadow;
> diff --git a/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp
> b/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp
> index c741ca3..2251bae 100644
> --- a/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp
> +++ b/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp
> @@ -1166,7 +1166,7 @@ fs_visitor::visit(ir_assignment *ir)
>  }
>
>  fs_inst *
> -fs_visitor::emit_texture_gen4(ir_texture *ir, fs_reg dst,
> +fs_visitor::emit_texture_gen4(ir_texture_opcode op, fs_reg dst,
>                                fs_reg coordinate, int coord_components,
>                                fs_reg shadow_c,
>                                fs_reg lod, fs_reg dPdy, int
> grad_components,
> @@ -1194,13 +1194,13 @@ fs_visitor::emit_texture_gen4(ir_texture *ir,
> fs_reg dst,
>        }
>        mlen += 3;
>
> -      if (ir->op == ir_tex) {
> +      if (op == ir_tex) {
>          /* There's no plain shadow compare message, so we use shadow
>           * compare with a bias of 0.0.
>           */
>          emit(MOV(fs_reg(MRF, base_mrf + mlen), fs_reg(0.0f)));
>          mlen++;
> -      } else if (ir->op == ir_txb || ir->op == ir_txl) {
> +      } else if (op == ir_txb || op == ir_txl) {
>          emit(MOV(fs_reg(MRF, base_mrf + mlen), lod));
>          mlen++;
>        } else {
> @@ -1209,7 +1209,7 @@ fs_visitor::emit_texture_gen4(ir_texture *ir, fs_reg
> dst,
>
>        emit(MOV(fs_reg(MRF, base_mrf + mlen), shadow_c));
>        mlen++;
> -   } else if (ir->op == ir_tex) {
> +   } else if (op == ir_tex) {
>        for (int i = 0; i < coord_components; i++) {
>          emit(MOV(fs_reg(MRF, base_mrf + mlen + i), coordinate));
>          coordinate = offset(coordinate, 1);
> @@ -1220,7 +1220,7 @@ fs_visitor::emit_texture_gen4(ir_texture *ir, fs_reg
> dst,
>        }
>        /* gen4's SIMD8 sampler always has the slots for u,v,r present. */
>        mlen += 3;
> -   } else if (ir->op == ir_txd) {
> +   } else if (op == ir_txd) {
>        fs_reg &dPdx = lod;
>
>        for (int i = 0; i < coord_components; i++) {
> @@ -1255,7 +1255,7 @@ fs_visitor::emit_texture_gen4(ir_texture *ir, fs_reg
> dst,
>          dPdy = offset(dPdy, 1);
>        }
>        mlen += MAX2(grad_components, 2);
> -   } else if (ir->op == ir_txs) {
> +   } else if (op == ir_txs) {
>        /* There's no SIMD8 resinfo message on Gen4.  Use SIMD16 instead. */
>        simd16 = true;
>        emit(MOV(fs_reg(MRF, base_mrf + mlen, BRW_REGISTER_TYPE_UD), lod));
> @@ -1265,7 +1265,7 @@ fs_visitor::emit_texture_gen4(ir_texture *ir, fs_reg
> dst,
>         * instructions.  We'll need to do SIMD16 here.
>         */
>        simd16 = true;
> -      assert(ir->op == ir_txb || ir->op == ir_txl || ir->op == ir_txf);
> +      assert(op == ir_txb || op == ir_txl || op == ir_txf);
>
>        for (int i = 0; i < coord_components; i++) {
>          emit(MOV(fs_reg(MRF, base_mrf + mlen + i * 2, coordinate.type),
> @@ -1300,8 +1300,7 @@ fs_visitor::emit_texture_gen4(ir_texture *ir, fs_reg
> dst,
>     }
>

Uh... This doesn't build.  You're missing a hunk inside the "if (simd16)"
block to use the type from dst rather than brw_type_for_base_type(ir->type).


>
>     enum opcode opcode;
> -
> -   switch (ir->op) {
> +   switch (op) {
>     case ir_tex: opcode = SHADER_OPCODE_TEX; break;
>     case ir_txb: opcode = FS_OPCODE_TXB; break;
>     case ir_txl: opcode = SHADER_OPCODE_TXL; break;
> @@ -1338,7 +1337,7 @@ fs_visitor::emit_texture_gen4(ir_texture *ir, fs_reg
> dst,
>   * surprising in the disassembly.
>   */
>  fs_inst *
> -fs_visitor::emit_texture_gen5(ir_texture *ir, fs_reg dst,
> +fs_visitor::emit_texture_gen5(ir_texture_opcode op, fs_reg dst,
>                                fs_reg coordinate, int vector_elements,
>                                fs_reg shadow_c,
>                                fs_reg lod, fs_reg lod2, int
> grad_components,
> @@ -1374,7 +1373,7 @@ fs_visitor::emit_texture_gen5(ir_texture *ir, fs_reg
> dst,
>     }
>
>     enum opcode opcode;
> -   switch (ir->op) {
> +   switch (op) {
>     case ir_tex:
>        opcode = SHADER_OPCODE_TEX;
>        break;
> @@ -1479,7 +1478,7 @@ is_high_sampler(struct brw_context *brw, fs_reg
> sampler)
>  }
>
>  fs_inst *
> -fs_visitor::emit_texture_gen7(ir_texture *ir, fs_reg dst,
> +fs_visitor::emit_texture_gen7(ir_texture_opcode op, fs_reg dst,
>                                fs_reg coordinate, int coord_components,
>                                fs_reg shadow_c,
>                                fs_reg lod, fs_reg lod2, int
> grad_components,
> @@ -1495,7 +1494,7 @@ fs_visitor::emit_texture_gen7(ir_texture *ir, fs_reg
> dst,
>     }
>     int length = 0;
>
> -   if (ir->op == ir_tg4 || offset_value.file != BAD_FILE ||
> +   if (op == ir_tg4 || offset_value.file != BAD_FILE ||
>         is_high_sampler(brw, sampler)) {
>        /* For general texture offsets (no txf workaround), we need a
> header to
>         * put them in.  Note that for SIMD16 we're making space for two
> actual
> @@ -1522,7 +1521,7 @@ fs_visitor::emit_texture_gen7(ir_texture *ir, fs_reg
> dst,
>     bool coordinate_done = false;
>
>     /* Set up the LOD info */
> -   switch (ir->op) {
> +   switch (op) {
>     case ir_tex:
>     case ir_lod:
>        break;
> @@ -1656,7 +1655,7 @@ fs_visitor::emit_texture_gen7(ir_texture *ir, fs_reg
> dst,
>
>     /* Generate the SEND */
>     enum opcode opcode;
> -   switch (ir->op) {
> +   switch (op) {
>     case ir_tex: opcode = SHADER_OPCODE_TEX; break;
>     case ir_txb: opcode = FS_OPCODE_TXB; break;
>     case ir_txl: opcode = SHADER_OPCODE_TXL; break;
> @@ -2003,19 +2002,19 @@ fs_visitor::visit(ir_texture *ir)
>     fs_reg dst = fs_reg(this, glsl_type::get_instance(ir->type->base_type,
> 4, 1));
>
>     if (brw->gen >= 7) {
> -      inst = emit_texture_gen7(ir, dst, coordinate, coord_components,
> +      inst = emit_texture_gen7(ir->op, dst, coordinate, coord_components,
>                                 shadow_comparitor,
>                                 lod, lod2, grad_components,
>                                 sample_index, mcs, sampler_reg,
>                                 offset_value);
>     } else if (brw->gen >= 5) {
> -      inst = emit_texture_gen5(ir, dst, coordinate, coord_components,
> +      inst = emit_texture_gen5(ir->op, dst, coordinate, coord_components,
>                                 shadow_comparitor,
>                                 lod, lod2, grad_components,
>                                 sample_index, sampler,
>                                 ir->offset != NULL);
>     } else {
> -      inst = emit_texture_gen4(ir, dst, coordinate, coord_components,
> +      inst = emit_texture_gen4(ir->op, dst, coordinate, coord_components,
>                                 shadow_comparitor,
>                                 lod, lod2, grad_components,
>                                 sampler);
> --
> 2.1.2
>
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> mesa-dev at lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/mesa-dev
>
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