Mesa (master): glsl/nir: Use nir_type_conversion_op

[Jason Ekstrand]

Module: Mesa
Branch: master
Commit: 702d1af8ba7bd54e60e30d066f767e99f54eb6d6
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=702d1af8ba7bd54e60e30d066f767e99f54eb6d6

Author: Jason Ekstrand <jason.ekstrand at intel.com>
Date:   Tue Mar  7 16:46:44 2017 -0800

glsl/nir: Use nir_type_conversion_op

Using the helper is way better than hand-coding the universe.

Reviewed-by: Eric Anholt <eric at anholt.net>

---

 src/compiler/glsl/glsl_to_nir.cpp | 69 ++++++++++++++++++---------------------
 1 file changed, 32 insertions(+), 37 deletions(-)

diff --git a/src/compiler/glsl/glsl_to_nir.cpp b/src/compiler/glsl/glsl_to_nir.cpp
index 3a71afd..e67688c 100644
--- a/src/compiler/glsl/glsl_to_nir.cpp
+++ b/src/compiler/glsl/glsl_to_nir.cpp
@@ -1464,52 +1464,47 @@ nir_visitor::visit(ir_expression *ir)
    case ir_unop_b2f:
       result = supports_ints ? nir_b2f(&b, srcs[0]) : nir_fmov(&b, srcs[0]);
       break;
-   case ir_unop_f2i:  result = nir_f2i(&b, srcs[0]);   break;
-   case ir_unop_f2u:  result = nir_f2u(&b, srcs[0]);   break;
-   case ir_unop_f2b:  result = nir_f2b(&b, srcs[0]);   break;
-   case ir_unop_i2b:  result = nir_i2b(&b, srcs[0]);   break;
-   case ir_unop_b2i:  result = nir_b2i(&b, srcs[0]);   break;
-   case ir_unop_b2i64:result = nir_b2i64(&b, srcs[0]); break;
-   case ir_unop_d2f:  result = nir_d2f(&b, srcs[0]);   break;
-   case ir_unop_f2d:  result = nir_f2d(&b, srcs[0]);   break;
-   case ir_unop_d2i:  result = nir_d2i(&b, srcs[0]);   break;
-   case ir_unop_d2u:  result = nir_d2u(&b, srcs[0]);   break;
-   case ir_unop_d2b:  result = nir_d2b(&b, srcs[0]);   break;
+   case ir_unop_f2i:
+   case ir_unop_f2u:
+   case ir_unop_f2b:
+   case ir_unop_i2b:
+   case ir_unop_b2i:
+   case ir_unop_b2i64:
+   case ir_unop_d2f:
+   case ir_unop_f2d:
+   case ir_unop_d2i:
+   case ir_unop_d2u:
+   case ir_unop_d2b:
    case ir_unop_i2d:
-      assert(supports_ints);
-      result = nir_i2d(&b, srcs[0]);
-      break;
    case ir_unop_u2d:
-      assert(supports_ints);
-      result = nir_u2d(&b, srcs[0]);
-      break;
-   case ir_unop_i642i: result = nir_i2i32(&b, srcs[0]);   break;
-   case ir_unop_i642u: result = nir_i2u32(&b, srcs[0]);   break;
-   case ir_unop_i642f: result = nir_i642f(&b, srcs[0]);   break;
-   case ir_unop_i642b: result = nir_i642b(&b, srcs[0]);   break;
-   case ir_unop_i642d: result = nir_i642d(&b, srcs[0]);   break;
-
-   case ir_unop_u642i: result = nir_u2i32(&b, srcs[0]);   break;
-   case ir_unop_u642u: result = nir_u2u32(&b, srcs[0]);   break;
-   case ir_unop_u642f: result = nir_u642f(&b, srcs[0]);   break;
-   case ir_unop_u642d: result = nir_u642d(&b, srcs[0]);   break;
-
-   case ir_unop_i2i64: result = nir_i2i64(&b, srcs[0]);   break;
-   case ir_unop_u2i64: result = nir_u2i64(&b, srcs[0]);   break;
+   case ir_unop_i642i:
+   case ir_unop_i642u:
+   case ir_unop_i642f:
+   case ir_unop_i642b:
+   case ir_unop_i642d:
+   case ir_unop_u642i:
+   case ir_unop_u642u:
+   case ir_unop_u642f:
+   case ir_unop_u642d:
+   case ir_unop_i2i64:
+   case ir_unop_u2i64:
    case ir_unop_f2i64:
    case ir_unop_d2i64:
-      result = nir_f2i64(&b, srcs[0]);
-      break;
-   case ir_unop_i2u64: result = nir_i2u64(&b, srcs[0]);   break;
-   case ir_unop_u2u64: result = nir_u2u64(&b, srcs[0]);   break;
+   case ir_unop_i2u64:
+   case ir_unop_u2u64:
    case ir_unop_f2u64:
    case ir_unop_d2u64:
-      result = nir_f2u64(&b, srcs[0]);
-      break;
    case ir_unop_i2u:
    case ir_unop_u2i:
    case ir_unop_i642u64:
-   case ir_unop_u642i64:
+   case ir_unop_u642i64: {
+      nir_alu_type src_type = nir_get_nir_type_for_glsl_base_type(types[0]);
+      nir_alu_type dst_type = nir_get_nir_type_for_glsl_base_type(out_type);
+      result = nir_build_alu(&b, nir_type_conversion_op(src_type, dst_type),
+                                 srcs[0], NULL, NULL, NULL);
+      break;
+   }
+
    case ir_unop_bitcast_i2f:
    case ir_unop_bitcast_f2i:
    case ir_unop_bitcast_u2f: