Just setting builder->exact isn't sufficient because that only applies to
instructions that are built with the builder but instructions created
manually and only inserted using the builder are left alone.
Signed-off-by: Jason Ekstrand <ja...@jlekstrand.net>
Cc: "12.0" <mesa-sta...@lists.freedesktop.org>
Cc: Kenneth Graunke <kenn...@whitecape.org>
---
src/compiler/nir/nir_lower_alu_to_scalar.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/src/compiler/nir/nir_lower_alu_to_scalar.c
b/src/compiler/nir/nir_lower_alu_to_scalar.c
index b491791..4f72cf7 100644
--- a/src/compiler/nir/nir_lower_alu_to_scalar.c
+++ b/src/compiler/nir/nir_lower_alu_to_scalar.c
@@ -56,6 +56,7 @@ lower_reduction(nir_alu_instr *instr, nir_op chan_op, nir_op
merge_op,
nir_alu_src_copy(&chan->src[1], &instr->src[1], chan);
chan->src[1].swizzle[0] = chan->src[1].swizzle[i];
}
+ chan->exact = instr->exact;
nir_builder_instr_insert(builder, &chan->instr);
@@ -229,6 +230,7 @@ lower_alu_instr_scalar(nir_alu_instr *instr, nir_builder *b)
nir_alu_ssa_dest_init(lower, 1, instr->dest.dest.ssa.bit_size);
lower->dest.saturate = instr->dest.saturate;
comps[chan] = &lower->dest.dest.ssa;
+ lower->exact = instr->exact;
nir_builder_instr_insert(b, &lower->instr);
}
--
2.5.0.400.gff86faf
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