From 1a973aa5e167c4ac4a7e83d67a4fa3a9a42efd8e Mon Sep 17 00:00:00 2001
From: Marek Olšák <marek.olsak@amd.com>
Date: Tue, 7 Aug 2018 19:56:44 -0400
Subject: glsl: apply some 1.30 and other rules to EXT_gpu_shader4 as well

Reviewed-by: Eric Anholt <eric@anholt.net>
---
 src/compiler/glsl/ast_to_hir.cpp       | 15 +++++++++------
 src/compiler/glsl/glsl_parser.yy       |  2 +-
 src/compiler/glsl/glsl_parser_extras.h |  3 ++-
 3 files changed, 12 insertions(+), 8 deletions(-)

(limited to 'src/compiler')

diff --git a/src/compiler/glsl/ast_to_hir.cpp b/src/compiler/glsl/ast_to_hir.cpp
index 069231d44a8..79e14cc6c9b 100644
--- a/src/compiler/glsl/ast_to_hir.cpp
+++ b/src/compiler/glsl/ast_to_hir.cpp
@@ -609,7 +609,8 @@ modulus_result_type(ir_rvalue * &value_a, ir_rvalue * &value_b,
    const glsl_type *type_a = value_a->type;
    const glsl_type *type_b = value_b->type;
 
-   if (!state->check_version(130, 300, loc, "operator '%%' is reserved")) {
+   if (!state->EXT_gpu_shader4_enable &&
+       !state->check_version(130, 300, loc, "operator '%%' is reserved")) {
       return glsl_type::error_type;
    }
 
@@ -3012,7 +3013,7 @@ validate_fragment_flat_interpolation_input(struct _mesa_glsl_parse_state *state,
     * reasonable way to interpolate a fragment shader input that contains
     * an integer. See Khronos bug #15671.
     */
-   if (state->is_version(130, 300)
+   if ((state->is_version(130, 300) || state->EXT_gpu_shader4_enable)
        && var_type->contains_integer()) {
       _mesa_glsl_error(loc, state, "if a fragment input is (or contains) "
                        "an integer, then it must be qualified with 'flat'");
@@ -3093,7 +3094,7 @@ validate_interpolation_qualifier(struct _mesa_glsl_parse_state *state,
     *    not apply to inputs into a vertex shader or outputs from a
     *    fragment shader."
     */
-   if (state->is_version(130, 300)
+   if ((state->is_version(130, 300) || state->EXT_gpu_shader4_enable)
        && interpolation != INTERP_MODE_NONE) {
       const char *i = interpolation_string(interpolation);
       if (mode != ir_var_shader_in && mode != ir_var_shader_out)
@@ -3130,8 +3131,10 @@ validate_interpolation_qualifier(struct _mesa_glsl_parse_state *state,
     *    to the deprecated storage qualifiers varying or centroid varying."
     *
     * These deprecated storage qualifiers do not exist in GLSL ES 3.00.
+    *
+    * GL_EXT_gpu_shader4 allows this.
     */
-   if (state->is_version(130, 0)
+   if (state->is_version(130, 0) && !state->EXT_gpu_shader4_enable
        && interpolation != INTERP_MODE_NONE
        && qual->flags.q.varying) {
 
@@ -4129,7 +4132,7 @@ apply_type_qualifier_to_variable(const struct ast_type_qualifier *qual,
          break;
       case GLSL_TYPE_UINT:
       case GLSL_TYPE_INT:
-         if (state->is_version(130, 300))
+         if (state->is_version(130, 300) || state->EXT_gpu_shader4_enable)
             break;
          _mesa_glsl_error(loc, state,
                           "varying variables must be of base type float in %s",
@@ -5244,7 +5247,7 @@ ast_declarator_list::hir(exec_list *instructions,
                break;
             case GLSL_TYPE_UINT:
             case GLSL_TYPE_INT:
-               if (state->is_version(120, 300))
+               if (state->is_version(120, 300) || state->EXT_gpu_shader4_enable)
                   break;
             case GLSL_TYPE_DOUBLE:
                if (check_type->is_double() && (state->is_version(410, 0) || state->ARB_vertex_attrib_64bit_enable))
diff --git a/src/compiler/glsl/glsl_parser.yy b/src/compiler/glsl/glsl_parser.yy
index 9e9b49c8462..80634144084 100644
--- a/src/compiler/glsl/glsl_parser.yy
+++ b/src/compiler/glsl/glsl_parser.yy
@@ -2072,7 +2072,7 @@ type_qualifier:
                           "duplicate auxiliary storage qualifier (centroid or sample)");
       }
 
-      if (!state->has_420pack_or_es31() &&
+      if ((!state->has_420pack_or_es31() && !state->EXT_gpu_shader4_enable) &&
           ($2.flags.q.precise || $2.flags.q.invariant ||
            $2.has_interpolation() || $2.has_layout())) {
          _mesa_glsl_error(&@1, state, "auxiliary storage qualifiers must come "
diff --git a/src/compiler/glsl/glsl_parser_extras.h b/src/compiler/glsl/glsl_parser_extras.h
index 3294838db4f..dad73e924d8 100644
--- a/src/compiler/glsl/glsl_parser_extras.h
+++ b/src/compiler/glsl/glsl_parser_extras.h
@@ -141,7 +141,8 @@ struct _mesa_glsl_parse_state {
 
    bool check_bitwise_operations_allowed(YYLTYPE *locp)
    {
-      return check_version(130, 300, locp, "bit-wise operations are forbidden");
+      return EXT_gpu_shader4_enable ||
+             check_version(130, 300, locp, "bit-wise operations are forbidden");
    }
 
    bool check_explicit_attrib_stream_allowed(YYLTYPE *locp)
-- 
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