[Mesa-dev] [PATCH 7/7] i965/fs: add support for int64 to bool conversion

[Samuel Iglesias Gonsálvez]

Signed-off-by: Samuel Iglesias Gonsálvez <siglesias at igalia.com>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=99660
---
 src/mesa/drivers/dri/i965/brw_fs_nir.cpp | 15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)

diff --git a/src/mesa/drivers/dri/i965/brw_fs_nir.cpp b/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
index 76887a9e3eb..991c20fad62 100644
--- a/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
@@ -1094,15 +1094,26 @@ fs_visitor::nir_emit_alu(const fs_builder &bld, nir_alu_instr *instr)
    case nir_op_f2b:
       bld.CMP(result, op[0], brw_imm_f(0.0f), BRW_CONDITIONAL_NZ);
       break;
+
+   case nir_op_i642b:
    case nir_op_d2b: {
       /* two-argument instructions can't take 64-bit immediates */
-      fs_reg zero = vgrf(glsl_type::double_type);
+      fs_reg zero;
+      fs_reg tmp;
+
+      if (instr->op == nir_op_d2b) {
+         zero = vgrf(glsl_type::double_type);
+         tmp = vgrf(glsl_type::double_type);
+      } else {
+         zero = vgrf(glsl_type::int64_t_type);
+         tmp = vgrf(glsl_type::int64_t_type);
+      }
+
       bld.MOV(zero, setup_imm_df(bld, 0.0));
       /* A SIMD16 execution needs to be split in two instructions, so use
        * a vgrf instead of the flag register as dst so instruction splitting
        * works
        */
-      fs_reg tmp = vgrf(glsl_type::double_type);
       bld.CMP(tmp, op[0], zero, BRW_CONDITIONAL_NZ);
       bld.MOV(result, subscript(tmp, BRW_REGISTER_TYPE_UD, 0));
       break;
-- 
2.11.0