From 3dd84822df7dbf48f24611eb20728b4041ffe315 Mon Sep 17 00:00:00 2001 From: Jason Ekstrand Date: Mon, 2 Nov 2015 18:28:49 -0800 Subject: [PATCH] i965/vec4: Separate the sampler from the surface in generate_tex --- .../drivers/dri/i965/brw_vec4_generator.cpp | 18 +++++++++++++----- 1 file changed, 13 insertions(+), 5 deletions(-) diff --git a/src/mesa/drivers/dri/i965/brw_vec4_generator.cpp b/src/mesa/drivers/dri/i965/brw_vec4_generator.cpp index 20107ac2054..432ccb77cc3 100644 --- a/src/mesa/drivers/dri/i965/brw_vec4_generator.cpp +++ b/src/mesa/drivers/dri/i965/brw_vec4_generator.cpp @@ -108,6 +108,7 @@ generate_tex(struct brw_codegen *p, vec4_instruction *inst, struct brw_reg dst, struct brw_reg src, + struct brw_reg surface_index, struct brw_reg sampler_index) { const struct brw_device_info *devinfo = p->devinfo; @@ -263,14 +264,16 @@ generate_tex(struct brw_codegen *p, ? prog_data->base.binding_table.gather_texture_start : prog_data->base.binding_table.texture_start; - if (sampler_index.file == BRW_IMMEDIATE_VALUE) { + if (surface_index.file == BRW_IMMEDIATE_VALUE && + sampler_index.file == BRW_IMMEDIATE_VALUE) { + uint32_t surface = surface_index.ud; uint32_t sampler = sampler_index.ud; brw_SAMPLE(p, dst, inst->base_mrf, src, - sampler + base_binding_table_index, + surface + base_binding_table_index, sampler % 16, msg_type, 1, /* response length */ @@ -284,14 +287,19 @@ generate_tex(struct brw_codegen *p, /* Non-constant sampler index. */ struct brw_reg addr = vec1(retype(brw_address_reg(0), BRW_REGISTER_TYPE_UD)); + struct brw_reg surface_reg = vec1(retype(surface_index, BRW_REGISTER_TYPE_UD)); struct brw_reg sampler_reg = vec1(retype(sampler_index, BRW_REGISTER_TYPE_UD)); brw_push_insn_state(p); brw_set_default_mask_control(p, BRW_MASK_DISABLE); brw_set_default_access_mode(p, BRW_ALIGN_1); - /* addr = ((sampler * 0x101) + base_binding_table_index) & 0xfff */ - brw_MUL(p, addr, sampler_reg, brw_imm_uw(0x101)); + if (memcmp(&surface_reg, &sampler_reg, sizeof(surface_reg)) == 0) { + brw_MUL(p, addr, sampler_reg, brw_imm_uw(0x101)); + } else { + brw_SHL(p, addr, sampler_reg, brw_imm_ud(8)); + brw_OR(p, addr, addr, surface_reg); + } if (base_binding_table_index) brw_ADD(p, addr, addr, brw_imm_ud(base_binding_table_index)); brw_AND(p, addr, addr, brw_imm_ud(0xfff)); @@ -1318,7 +1326,7 @@ generate_code(struct brw_codegen *p, case SHADER_OPCODE_TG4: case SHADER_OPCODE_TG4_OFFSET: case SHADER_OPCODE_SAMPLEINFO: - generate_tex(p, prog_data, inst, dst, src[0], src[1]); + generate_tex(p, prog_data, inst, dst, src[0], src[1], src[1]); break; case VS_OPCODE_URB_WRITE: -- 2.30.2