diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_fs.h | 3 | ||||
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_fs_generator.cpp | 18 |
2 files changed, 14 insertions, 7 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_fs.h b/src/mesa/drivers/dri/i965/brw_fs.h index 47aebad2229..f3ce4e0cb54 100644 --- a/src/mesa/drivers/dri/i965/brw_fs.h +++ b/src/mesa/drivers/dri/i965/brw_fs.h @@ -594,7 +594,8 @@ private: void generate_pixel_xy(struct brw_reg dst, bool is_x); void generate_linterp(fs_inst *inst, struct brw_reg dst, struct brw_reg *src); - void generate_tex(fs_inst *inst, struct brw_reg dst, struct brw_reg src); + void generate_tex(fs_inst *inst, struct brw_reg dst, struct brw_reg src, + struct brw_reg sampler_index); void generate_math_gen6(fs_inst *inst, struct brw_reg dst, struct brw_reg src0, diff --git a/src/mesa/drivers/dri/i965/brw_fs_generator.cpp b/src/mesa/drivers/dri/i965/brw_fs_generator.cpp index ac2f1b44f2c..cec2e826e17 100644 --- a/src/mesa/drivers/dri/i965/brw_fs_generator.cpp +++ b/src/mesa/drivers/dri/i965/brw_fs_generator.cpp @@ -368,7 +368,8 @@ fs_generator::generate_math_g45(fs_inst *inst, } void -fs_generator::generate_tex(fs_inst *inst, struct brw_reg dst, struct brw_reg src) +fs_generator::generate_tex(fs_inst *inst, struct brw_reg dst, struct brw_reg src, + struct brw_reg sampler_index) { int msg_type = -1; int rlen = 4; @@ -536,6 +537,11 @@ fs_generator::generate_tex(fs_inst *inst, struct brw_reg dst, struct brw_reg src src.nr++; } + assert(sampler_index.file == BRW_IMMEDIATE_VALUE); + assert(sampler_index.type == BRW_REGISTER_TYPE_UD); + + uint32_t sampler = sampler_index.dw1.ud; + /* Load the message header if present. If there's a texture offset, * we need to set it up explicitly and load the offset bitfield. * Otherwise, we can use an implied move from g0 to the first message reg. @@ -566,7 +572,7 @@ fs_generator::generate_tex(fs_inst *inst, struct brw_reg dst, struct brw_reg src brw_imm_ud(inst->texture_offset)); } - if (inst->sampler >= 16) { + if (sampler >= 16) { /* The "Sampler Index" field can only store values between 0 and 15. * However, we can add an offset to the "Sampler State Pointer" * field, effectively selecting a different set of 16 samplers. @@ -580,7 +586,7 @@ fs_generator::generate_tex(fs_inst *inst, struct brw_reg dst, struct brw_reg src brw_ADD(p, get_element_ud(header_reg, 3), get_element_ud(brw_vec8_grf(0, 0), 3), - brw_imm_ud(16 * (inst->sampler / 16) * sampler_state_size)); + brw_imm_ud(16 * (sampler / 16) * sampler_state_size)); } brw_pop_insn_state(p); } @@ -589,14 +595,14 @@ fs_generator::generate_tex(fs_inst *inst, struct brw_reg dst, struct brw_reg src uint32_t surface_index = ((inst->opcode == SHADER_OPCODE_TG4 || inst->opcode == SHADER_OPCODE_TG4_OFFSET) ? prog_data->base.binding_table.gather_texture_start - : prog_data->base.binding_table.texture_start) + inst->sampler; + : prog_data->base.binding_table.texture_start) + sampler; brw_SAMPLE(p, retype(dst, BRW_REGISTER_TYPE_UW), inst->base_mrf, src, surface_index, - inst->sampler % 16, + sampler % 16, msg_type, rlen, inst->mlen, @@ -1645,7 +1651,7 @@ fs_generator::generate_code(exec_list *instructions) case SHADER_OPCODE_LOD: case SHADER_OPCODE_TG4: case SHADER_OPCODE_TG4_OFFSET: - generate_tex(inst, dst, src[0]); + generate_tex(inst, dst, src[0], src[1]); break; case FS_OPCODE_DDX: generate_ddx(inst, dst, src[0]); |