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-rw-r--r--src/mesa/drivers/dri/i965/brw_nir_opt_peephole_ffma.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_nir_opt_peephole_ffma.c b/src/mesa/drivers/dri/i965/brw_nir_opt_peephole_ffma.c
index 5ff2cba0464..49810c22cfa 100644
--- a/src/mesa/drivers/dri/i965/brw_nir_opt_peephole_ffma.c
+++ b/src/mesa/drivers/dri/i965/brw_nir_opt_peephole_ffma.c
@@ -201,6 +201,8 @@ brw_nir_opt_peephole_ffma_block(nir_block *block, void *void_state)
if (mul == NULL)
continue;
+ unsigned bit_size = add->dest.dest.ssa.bit_size;
+
nir_ssa_def *mul_src[2];
mul_src[0] = mul->src[0].src.ssa;
mul_src[1] = mul->src[1].src.ssa;
@@ -220,7 +222,7 @@ brw_nir_opt_peephole_ffma_block(nir_block *block, void *void_state)
nir_op_fabs);
abs->src[0].src = nir_src_for_ssa(mul_src[i]);
nir_ssa_dest_init(&abs->instr, &abs->dest.dest,
- mul_src[i]->num_components, NULL);
+ mul_src[i]->num_components, bit_size, NULL);
abs->dest.write_mask = (1 << mul_src[i]->num_components) - 1;
nir_instr_insert_before(&add->instr, &abs->instr);
mul_src[i] = &abs->dest.dest.ssa;
@@ -232,7 +234,7 @@ brw_nir_opt_peephole_ffma_block(nir_block *block, void *void_state)
nir_op_fneg);
neg->src[0].src = nir_src_for_ssa(mul_src[0]);
nir_ssa_dest_init(&neg->instr, &neg->dest.dest,
- mul_src[0]->num_components, NULL);
+ mul_src[0]->num_components, bit_size, NULL);
neg->dest.write_mask = (1 << mul_src[0]->num_components) - 1;
nir_instr_insert_before(&add->instr, &neg->instr);
mul_src[0] = &neg->dest.dest.ssa;
@@ -253,6 +255,7 @@ brw_nir_opt_peephole_ffma_block(nir_block *block, void *void_state)
nir_ssa_dest_init(&ffma->instr, &ffma->dest.dest,
add->dest.dest.ssa.num_components,
+ bit_size,
add->dest.dest.ssa.name);
nir_ssa_def_rewrite_uses(&add->dest.dest.ssa,
nir_src_for_ssa(&ffma->dest.dest.ssa));