[Mesa-dev] [PATCH v2 035/103] i965/vec4: fix optimize predicate for doubles

Iago Toral Quiroga itoral at igalia.com
Tue Oct 11 09:01:39 UTC 2016


---
 src/mesa/drivers/dri/i965/brw_vec4_nir.cpp | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp b/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp
index c0cb141..088ed13 100644
--- a/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp
+++ b/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp
@@ -1010,8 +1010,10 @@ vec4_visitor::optimize_predicate(nir_alu_instr *instr,
    src_reg op[2];
    assert(nir_op_infos[cmp_instr->op].num_inputs == 2);
    for (unsigned i = 0; i < 2; i++) {
-      op[i] = get_nir_src(cmp_instr->src[i].src,
-                          nir_op_infos[cmp_instr->op].input_types[i], 4);
+      nir_alu_type type = nir_op_infos[cmp_instr->op].input_types[i];
+      unsigned bit_size = nir_src_bit_size(cmp_instr->src[i].src);
+      type = (nir_alu_type) (((unsigned) type) | bit_size);
+      op[i] = get_nir_src(cmp_instr->src[i].src, type, 4);
       unsigned base_swizzle =
          brw_swizzle_for_nir_swizzle(cmp_instr->src[i].swizzle);
       op[i].swizzle = brw_compose_swizzle(size_swizzle, base_swizzle);
-- 
2.7.4



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