Will be used to simplify the handling of large virtual GRFs in SSA form.
---
src/mesa/drivers/dri/i965/brw_defines.h | 2 ++
src/mesa/drivers/dri/i965/brw_fs.cpp | 10 ++++++++++
src/mesa/drivers/dri/i965/brw_fs.h | 2 ++
src/mesa/drivers/dri/i965/brw_fs_generator.cpp | 3 +++
src/mesa/drivers/dri/i965/brw_shader.cpp | 3 +++
5 files changed, 20 insertions(+)
diff --git a/src/mesa/drivers/dri/i965/brw_defines.h
b/src/mesa/drivers/dri/i965/brw_defines.h
index c38e447..34467e9 100644
--- a/src/mesa/drivers/dri/i965/brw_defines.h
+++ b/src/mesa/drivers/dri/i965/brw_defines.h
@@ -797,6 +797,8 @@ enum opcode {
SHADER_OPCODE_TG4,
SHADER_OPCODE_TG4_OFFSET,
+ SHADER_OPCODE_LOAD_PAYLOAD,
+
SHADER_OPCODE_SHADER_TIME_ADD,
SHADER_OPCODE_UNTYPED_ATOMIC,
diff --git a/src/mesa/drivers/dri/i965/brw_fs.cpp
b/src/mesa/drivers/dri/i965/brw_fs.cpp
index c86cb42..0856b6b 100644
--- a/src/mesa/drivers/dri/i965/brw_fs.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs.cpp
@@ -241,6 +241,16 @@ fs_visitor::CMP(fs_reg dst, fs_reg src0, fs_reg src1,
uint32_t condition)
return inst;
}
+fs_inst *
+fs_visitor::LOAD_PAYLOAD(const fs_reg &dst, fs_reg *src, int sources)
+{
+ fs_inst *inst = new(mem_ctx) fs_inst(SHADER_OPCODE_LOAD_PAYLOAD, dst, src,
+ sources);
+ inst->regs_written = sources;
+
+ return inst;
+}
+
exec_list
fs_visitor::VARYING_PULL_CONSTANT_LOAD(const fs_reg &dst,
const fs_reg &surf_index,
diff --git a/src/mesa/drivers/dri/i965/brw_fs.h
b/src/mesa/drivers/dri/i965/brw_fs.h
index 527c3f3..d0e459c 100644
--- a/src/mesa/drivers/dri/i965/brw_fs.h
+++ b/src/mesa/drivers/dri/i965/brw_fs.h
@@ -338,6 +338,8 @@ public:
fs_inst *end,
const fs_reg ®);
+ fs_inst *LOAD_PAYLOAD(const fs_reg &dst, fs_reg *src, int sources);
+
exec_list VARYING_PULL_CONSTANT_LOAD(const fs_reg &dst,
const fs_reg &surf_index,
const fs_reg &varying_offset,
diff --git a/src/mesa/drivers/dri/i965/brw_fs_generator.cpp
b/src/mesa/drivers/dri/i965/brw_fs_generator.cpp
index a5be0ec..26b963b 100644
--- a/src/mesa/drivers/dri/i965/brw_fs_generator.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs_generator.cpp
@@ -1713,6 +1713,9 @@ fs_generator::generate_code(exec_list *instructions,
generate_discard_jump(inst);
break;
+ case SHADER_OPCODE_LOAD_PAYLOAD:
+ break;
+
case SHADER_OPCODE_SHADER_TIME_ADD:
generate_shader_time_add(inst, src[0], src[1], src[2]);
break;
diff --git a/src/mesa/drivers/dri/i965/brw_shader.cpp
b/src/mesa/drivers/dri/i965/brw_shader.cpp
index 254afef..b35862c 100644
--- a/src/mesa/drivers/dri/i965/brw_shader.cpp
+++ b/src/mesa/drivers/dri/i965/brw_shader.cpp
@@ -452,6 +452,9 @@ brw_instruction_name(enum opcode op)
case SHADER_OPCODE_TG4_OFFSET:
return "tg4_offset";
+ case SHADER_OPCODE_LOAD_PAYLOAD:
+ return "load_payload";
+
case SHADER_OPCODE_GEN4_SCRATCH_READ:
return "gen4_scratch_read";
case SHADER_OPCODE_GEN4_SCRATCH_WRITE:
--
1.8.3.2
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