[Mesa-dev] [PATCH 13/20] radeonsi: pass llvm type to lds_load()

Marek Olšák maraeo at gmail.com
Fri Nov 10 17:07:34 UTC 2017


You might want this applied before your patch:
https://patchwork.freedesktop.org/patch/187534/

Marek

On Fri, Nov 10, 2017 at 4:13 AM, Timothy Arceri <tarceri at itsqueeze.com> wrote:
> ---
>  src/gallium/drivers/radeonsi/si_shader.c | 22 +++++++++++-----------
>  1 file changed, 11 insertions(+), 11 deletions(-)
>
> diff --git a/src/gallium/drivers/radeonsi/si_shader.c b/src/gallium/drivers/radeonsi/si_shader.c
> index 3708696c69..37d97cb341 100644
> --- a/src/gallium/drivers/radeonsi/si_shader.c
> +++ b/src/gallium/drivers/radeonsi/si_shader.c
> @@ -1078,50 +1078,49 @@ static LLVMValueRef buffer_load(struct lp_build_tgsi_context *bld_base,
>  }
>
>  /**
>   * Load from LDS.
>   *
>   * \param type         output value type
>   * \param swizzle      offset (typically 0..3); it can be ~0, which loads a vec4
>   * \param dw_addr      address in dwords
>   */
>  static LLVMValueRef lds_load(struct lp_build_tgsi_context *bld_base,
> -                            enum tgsi_opcode_type type, unsigned swizzle,
> +                            LLVMTypeRef type, unsigned swizzle,
>                              LLVMValueRef dw_addr)
>  {
>         struct si_shader_context *ctx = si_shader_context(bld_base);
>         LLVMValueRef value;
>
>         if (swizzle == ~0) {
>                 LLVMValueRef values[TGSI_NUM_CHANNELS];
>
>                 for (unsigned chan = 0; chan < TGSI_NUM_CHANNELS; chan++)
>                         values[chan] = lds_load(bld_base, type, chan, dw_addr);
>
>                 return lp_build_gather_values(&ctx->gallivm, values,
>                                               TGSI_NUM_CHANNELS);
>         }
>
>         dw_addr = lp_build_add(&bld_base->uint_bld, dw_addr,
>                             LLVMConstInt(ctx->i32, swizzle, 0));
>
>         value = ac_lds_load(&ctx->ac, dw_addr);
> -       if (tgsi_type_is_64bit(type)) {
> +       if (llvm_type_is_64bit(ctx, type)) {
>                 LLVMValueRef value2;
>                 dw_addr = lp_build_add(&bld_base->uint_bld, dw_addr,
>                                        ctx->i32_1);
>                 value2 = ac_lds_load(&ctx->ac, dw_addr);
> -               return si_llvm_emit_fetch_64bit(bld_base, tgsi2llvmtype(bld_base, type),
> -                                               value, value2);
> +               return si_llvm_emit_fetch_64bit(bld_base, type, value, value2);
>         }
>
> -       return bitcast(bld_base, type, value);
> +       return bitcast_llvmtype(ctx, type, value);
>  }
>
>  /**
>   * Store to LDS.
>   *
>   * \param swizzle      offset (typically 0..3)
>   * \param dw_addr      address in dwords
>   * \param value                value to store
>   */
>  static void lds_store(struct si_shader_context *ctx,
> @@ -1163,41 +1162,41 @@ static LLVMValueRef fetch_input_tcs(
>         const struct tgsi_full_src_register *reg,
>         enum tgsi_opcode_type type, unsigned swizzle)
>  {
>         struct si_shader_context *ctx = si_shader_context(bld_base);
>         LLVMValueRef dw_addr, stride;
>
>         stride = get_tcs_in_vertex_dw_stride(ctx);
>         dw_addr = get_tcs_in_current_patch_offset(ctx);
>         dw_addr = get_dw_address(ctx, NULL, reg, stride, dw_addr);
>
> -       return lds_load(bld_base, type, swizzle, dw_addr);
> +       return lds_load(bld_base, tgsi2llvmtype(bld_base, type), swizzle, dw_addr);
>  }
>
>  static LLVMValueRef fetch_output_tcs(
>                 struct lp_build_tgsi_context *bld_base,
>                 const struct tgsi_full_src_register *reg,
>                 enum tgsi_opcode_type type, unsigned swizzle)
>  {
>         struct si_shader_context *ctx = si_shader_context(bld_base);
>         LLVMValueRef dw_addr, stride;
>
>         if (reg->Register.Dimension) {
>                 stride = get_tcs_out_vertex_dw_stride(ctx);
>                 dw_addr = get_tcs_out_current_patch_offset(ctx);
>                 dw_addr = get_dw_address(ctx, NULL, reg, stride, dw_addr);
>         } else {
>                 dw_addr = get_tcs_out_current_patch_data_offset(ctx);
>                 dw_addr = get_dw_address(ctx, NULL, reg, NULL, dw_addr);
>         }
>
> -       return lds_load(bld_base, type, swizzle, dw_addr);
> +       return lds_load(bld_base, tgsi2llvmtype(bld_base, type), swizzle, dw_addr);
>  }
>
>  static LLVMValueRef fetch_input_tes(
>         struct lp_build_tgsi_context *bld_base,
>         const struct tgsi_full_src_register *reg,
>         enum tgsi_opcode_type type, unsigned swizzle)
>  {
>         struct si_shader_context *ctx = si_shader_context(bld_base);
>         LLVMValueRef buffer, base, addr;
>
> @@ -1347,21 +1346,22 @@ static LLVMValueRef fetch_input_gs(
>                         vtx_offset = unpack_param(ctx, ctx->param_gs_vtx45_offset,
>                                                   index % 2 ? 16 : 0, 16);
>                         break;
>                 default:
>                         assert(0);
>                         return NULL;
>                 }
>
>                 vtx_offset = LLVMBuildAdd(ctx->ac.builder, vtx_offset,
>                                           LLVMConstInt(ctx->i32, param * 4, 0), "");
> -               return lds_load(bld_base, type, swizzle, vtx_offset);
> +               return lds_load(bld_base, tgsi2llvmtype(bld_base, type),
> +                               swizzle, vtx_offset);
>         }
>
>         /* GFX6: input load from the ESGS ring in memory. */
>         if (swizzle == ~0) {
>                 LLVMValueRef values[TGSI_NUM_CHANNELS];
>                 unsigned chan;
>                 for (chan = 0; chan < TGSI_NUM_CHANNELS; chan++) {
>                         values[chan] = fetch_input_gs(bld_base, reg, type, chan);
>                 }
>                 return lp_build_gather_values(&ctx->gallivm, values,
> @@ -2751,21 +2751,21 @@ static void si_copy_tcs_inputs(struct lp_build_tgsi_context *bld_base)
>
>                 LLVMValueRef lds_ptr = LLVMBuildAdd(ctx->ac.builder, lds_base,
>                                             LLVMConstInt(ctx->i32, 4 * i, 0),
>                                              "");
>
>                 LLVMValueRef buffer_addr = get_tcs_tes_buffer_address(ctx,
>                                               get_rel_patch_id(ctx),
>                                               invocation_id,
>                                               LLVMConstInt(ctx->i32, i, 0));
>
> -               LLVMValueRef value = lds_load(bld_base, TGSI_TYPE_SIGNED, ~0,
> +               LLVMValueRef value = lds_load(bld_base, ctx->ac.i32, ~0,
>                                               lds_ptr);
>
>                 ac_build_buffer_store_dword(&ctx->ac, buffer, value, 4, buffer_addr,
>                                             buffer_offset, 0, 1, 0, true, false);
>         }
>  }
>
>  static void si_write_tess_factors(struct lp_build_tgsi_context *bld_base,
>                                   LLVMValueRef rel_patch_id,
>                                   LLVMValueRef invocation_id,
> @@ -2838,25 +2838,25 @@ static void si_write_tess_factors(struct lp_build_tgsi_context *bld_base,
>                 lds_base = tcs_out_current_patch_data_offset;
>                 lds_inner = LLVMBuildAdd(ctx->ac.builder, lds_base,
>                                          LLVMConstInt(ctx->i32,
>                                                       tess_inner_index * 4, 0), "");
>                 lds_outer = LLVMBuildAdd(ctx->ac.builder, lds_base,
>                                          LLVMConstInt(ctx->i32,
>                                                       tess_outer_index * 4, 0), "");
>
>                 for (i = 0; i < outer_comps; i++) {
>                         outer[i] = out[i] =
> -                               lds_load(bld_base, TGSI_TYPE_SIGNED, i, lds_outer);
> +                               lds_load(bld_base, ctx->ac.i32, i, lds_outer);
>                 }
>                 for (i = 0; i < inner_comps; i++) {
>                         inner[i] = out[outer_comps+i] =
> -                               lds_load(bld_base, TGSI_TYPE_SIGNED, i, lds_inner);
> +                               lds_load(bld_base, ctx->ac.i32, i, lds_inner);
>                 }
>         }
>
>         if (shader->key.part.tcs.epilog.prim_mode == PIPE_PRIM_LINES) {
>                 /* For isolines, the hardware expects tess factors in the
>                  * reverse order from what GLSL / TGSI specify.
>                  */
>                 LLVMValueRef tmp = out[0];
>                 out[0] = out[1];
>                 out[1] = tmp;
> --
> 2.14.3
>
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