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-rw-r--r--src/mesa/drivers/dri/i965/brw_vec4_visitor.cpp30
1 files changed, 18 insertions, 12 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_vec4_visitor.cpp b/src/mesa/drivers/dri/i965/brw_vec4_visitor.cpp
index b8f90f2aa20..606fbd06278 100644
--- a/src/mesa/drivers/dri/i965/brw_vec4_visitor.cpp
+++ b/src/mesa/drivers/dri/i965/brw_vec4_visitor.cpp
@@ -1183,24 +1183,27 @@ vec4_visitor::gs_end_primitive()
void
vec4_visitor::emit_untyped_atomic(unsigned atomic_op, unsigned surf_index,
- dst_reg dst, src_reg offset,
+ dst_reg dst, src_reg surf_offset,
src_reg src0, src_reg src1)
{
- unsigned mlen = 0;
+ unsigned mlen = 1 + (src0.file != BAD_FILE) + (src1.file != BAD_FILE);
+ src_reg src_payload(this, glsl_type::uint_type, mlen);
+ dst_reg payload(src_payload);
+ payload.writemask = WRITEMASK_X;
/* Set the atomic operation offset. */
- emit(MOV(brw_writemask(brw_uvec_mrf(8, mlen, 0), WRITEMASK_X), offset));
- mlen++;
+ emit(MOV(offset(payload, 0), surf_offset));
+ unsigned i = 1;
/* Set the atomic operation arguments. */
if (src0.file != BAD_FILE) {
- emit(MOV(brw_writemask(brw_uvec_mrf(8, mlen, 0), WRITEMASK_X), src0));
- mlen++;
+ emit(MOV(offset(payload, i), src0));
+ i++;
}
if (src1.file != BAD_FILE) {
- emit(MOV(brw_writemask(brw_uvec_mrf(8, mlen, 0), WRITEMASK_X), src1));
- mlen++;
+ emit(MOV(offset(payload, i), src1));
+ i++;
}
/* Emit the instruction. Note that this maps to the normal SIMD8
@@ -1208,24 +1211,27 @@ vec4_visitor::emit_untyped_atomic(unsigned atomic_op, unsigned surf_index,
* unused channels will be masked out.
*/
vec4_instruction *inst = emit(SHADER_OPCODE_UNTYPED_ATOMIC, dst,
- brw_message_reg(0),
+ src_payload,
src_reg(surf_index), src_reg(atomic_op));
inst->mlen = mlen;
}
void
vec4_visitor::emit_untyped_surface_read(unsigned surf_index, dst_reg dst,
- src_reg offset)
+ src_reg surf_offset)
{
+ dst_reg offset(this, glsl_type::uint_type);
+ offset.writemask = WRITEMASK_X;
+
/* Set the surface read offset. */
- emit(MOV(brw_writemask(brw_uvec_mrf(8, 0, 0), WRITEMASK_X), offset));
+ emit(MOV(offset, surf_offset));
/* Emit the instruction. Note that this maps to the normal SIMD8
* untyped surface read message, but that's OK because unused
* channels will be masked out.
*/
vec4_instruction *inst = emit(SHADER_OPCODE_UNTYPED_SURFACE_READ, dst,
- brw_message_reg(0),
+ src_reg(offset),
src_reg(surf_index), src_reg(1));
inst->mlen = 1;
}