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i965/fs: Emit fixed width memory fence opcode regardless of the dispatch width.

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Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
This commit is contained in:
Francisco Jerez 2016-04-25 17:30:54 -07:00
parent ae730049c6
commit a55452530f
1 changed files with 3 additions and 2 deletions
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5
src/mesa/drivers/dri/i965/brw_fs_nir.cpp
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@ -3428,8 +3428,9 @@ fs_visitor::nir_emit_intrinsic(const fs_builder &bld, nir_intrinsic_instr *instr
case nir_intrinsic_memory_barrier_buffer:
case nir_intrinsic_memory_barrier_image:
case nir_intrinsic_memory_barrier: {
const fs_reg tmp = bld.vgrf(BRW_REGISTER_TYPE_UD, 16 / dispatch_width);
bld.emit(SHADER_OPCODE_MEMORY_FENCE, tmp)
const fs_builder ubld = bld.group(8, 0);
const fs_reg tmp = ubld.vgrf(BRW_REGISTER_TYPE_UD, 2);
ubld.emit(SHADER_OPCODE_MEMORY_FENCE, tmp)
->regs_written = 2;
break;
}