diff options
| author | Iago Toral Quiroga <[email protected]> | 2016-06-01 09:58:00 +0200 |
|---|---|---|
| committer | Samuel Iglesias Gonsálvez <[email protected]> | 2017-01-03 11:26:50 +0100 |
| commit | 94cfdf586a6a95bd06b989bba27d85f9bf99b9df (patch) | |
| tree | fdebfe6d99fc87b1c96a07c2acc4030b508b5b9b /src/mesa/drivers/dri/i965 | |
| parent | 7ec57e91d6e4fa8ad4079eef080bd2ab591883e2 (diff) | |
i965/vec4: implement double unpacking
Reviewed-by: Ian Romanick <[email protected]>
Reviewed-by: Matt Turner <[email protected]>
Diffstat (limited to 'src/mesa/drivers/dri/i965')
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_vec4_nir.cpp | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp b/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp index f98a1e008d6..b94df2e0ad1 100644 --- a/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp +++ b/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp @@ -1533,6 +1533,18 @@ vec4_visitor::nir_emit_alu(nir_alu_instr *instr) break; } + case nir_op_unpack_double_2x32_split_x: + case nir_op_unpack_double_2x32_split_y: { + enum opcode oper = (instr->op == nir_op_unpack_double_2x32_split_x) ? + VEC4_OPCODE_PICK_LOW_32BIT : VEC4_OPCODE_PICK_HIGH_32BIT; + dst_reg tmp = dst_reg(this, glsl_type::dvec4_type); + emit(MOV(tmp, op[0])); + dst_reg tmp2 = dst_reg(this, glsl_type::uvec4_type); + emit(oper, tmp2, src_reg(tmp)); + emit(MOV(dst, src_reg(tmp2))); + break; + } + case nir_op_unpack_half_2x16: /* As NIR does not guarantee that we have a correct swizzle outside the * boundaries of a vector, and the implementation of emit_unpack_half_2x16 |