v3:
* Update based on latest SSBO code (Iago)
Signed-off-by: Jordan Justen <jordan.l.jus...@intel.com>
Cc: Iago Toral Quiroga <ito...@igalia.com>
---
src/mesa/drivers/dri/i965/brw_fs.h | 2 ++
src/mesa/drivers/dri/i965/brw_fs_nir.cpp | 58 ++++++++++++++++++++++++++++++++
2 files changed, 60 insertions(+)
diff --git a/src/mesa/drivers/dri/i965/brw_fs.h
b/src/mesa/drivers/dri/i965/brw_fs.h
index bca4589..cead991 100644
--- a/src/mesa/drivers/dri/i965/brw_fs.h
+++ b/src/mesa/drivers/dri/i965/brw_fs.h
@@ -251,6 +251,8 @@ public:
nir_intrinsic_instr *instr);
void nir_emit_ssbo_atomic(const brw::fs_builder &bld,
int op, nir_intrinsic_instr *instr);
+ void nir_emit_shared_atomic(const brw::fs_builder &bld,
+ int op, nir_intrinsic_instr *instr);
void nir_emit_texture(const brw::fs_builder &bld,
nir_tex_instr *instr);
void nir_emit_jump(const brw::fs_builder &bld,
diff --git a/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
b/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
index 6cbb0e2..684376a 100644
--- a/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
@@ -2111,6 +2111,37 @@ fs_visitor::nir_emit_cs_intrinsic(const fs_builder &bld,
break;
}
+ case nir_intrinsic_shared_atomic_add:
+ nir_emit_shared_atomic(bld, BRW_AOP_ADD, instr);
+ break;
+ case nir_intrinsic_shared_atomic_imin:
+ nir_emit_shared_atomic(bld, BRW_AOP_IMIN, instr);
+ break;
+ case nir_intrinsic_shared_atomic_umin:
+ nir_emit_shared_atomic(bld, BRW_AOP_UMIN, instr);
+ break;
+ case nir_intrinsic_shared_atomic_imax:
+ nir_emit_shared_atomic(bld, BRW_AOP_IMAX, instr);
+ break;
+ case nir_intrinsic_shared_atomic_umax:
+ nir_emit_shared_atomic(bld, BRW_AOP_UMAX, instr);
+ break;
+ case nir_intrinsic_shared_atomic_and:
+ nir_emit_shared_atomic(bld, BRW_AOP_AND, instr);
+ break;
+ case nir_intrinsic_shared_atomic_or:
+ nir_emit_shared_atomic(bld, BRW_AOP_OR, instr);
+ break;
+ case nir_intrinsic_shared_atomic_xor:
+ nir_emit_shared_atomic(bld, BRW_AOP_XOR, instr);
+ break;
+ case nir_intrinsic_shared_atomic_exchange:
+ nir_emit_shared_atomic(bld, BRW_AOP_MOV, instr);
+ break;
+ case nir_intrinsic_shared_atomic_comp_swap:
+ nir_emit_shared_atomic(bld, BRW_AOP_CMPWR, instr);
+ break;
+
default:
nir_emit_intrinsic(bld, instr);
break;
@@ -2747,6 +2778,33 @@ fs_visitor::nir_emit_ssbo_atomic(const fs_builder &bld,
}
void
+fs_visitor::nir_emit_shared_atomic(const fs_builder &bld,
+ int op, nir_intrinsic_instr *instr)
+{
+ fs_reg dest;
+ if (nir_intrinsic_infos[instr->intrinsic].has_dest)
+ dest = get_nir_dest(instr->dest);
+
+ fs_reg surface = brw_imm_ud(GEN7_BTI_SLM);
+ fs_reg offset = get_nir_src(instr->src[0]);
+ fs_reg data1 = get_nir_src(instr->src[1]);
+ fs_reg data2;
+ if (op == BRW_AOP_CMPWR)
+ data2 = get_nir_src(instr->src[2]);
+
+ /* Emit the actual atomic operation operation */
+
+ fs_reg atomic_result =
+ surface_access::emit_untyped_atomic(bld, surface, offset,
+ data1, data2,
+ 1 /* dims */, 1 /* rsize */,
+ op,
+ BRW_PREDICATE_NONE);
+ dest.type = atomic_result.type;
+ bld.MOV(dest, atomic_result);
+}
+
+void
fs_visitor::nir_emit_texture(const fs_builder &bld, nir_tex_instr *instr)
{
unsigned sampler = instr->sampler_index;
--
2.6.2
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