From 345034869eb8be30f0508f58e7ec0f4de2423de3 Mon Sep 17 00:00:00 2001 From: Chris Forbes Date: Sun, 27 Apr 2014 16:03:56 +1200 Subject: [PATCH] glsl: Allow `precise` as a parameter qualifier Signed-off-by: Chris Forbes Reviewed-by: Jordan Justen --- src/glsl/glsl_parser.yy | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) diff --git a/src/glsl/glsl_parser.yy b/src/glsl/glsl_parser.yy index ba6bfa1e1fa..eddab0518e6 100644 --- a/src/glsl/glsl_parser.yy +++ b/src/glsl/glsl_parser.yy @@ -931,14 +931,22 @@ parameter_qualifier: $$ = $2; $$.flags.q.constant = 1; } + | PRECISE parameter_qualifier + { + if ($2.flags.q.precise) + _mesa_glsl_error(&@1, state, "duplicate precise qualifier"); + + $$ = $2; + $$.flags.q.precise = 1; + } | parameter_direction_qualifier parameter_qualifier { if (($1.flags.q.in || $1.flags.q.out) && ($2.flags.q.in || $2.flags.q.out)) _mesa_glsl_error(&@1, state, "duplicate in/out/inout qualifier"); if (!state->ARB_shading_language_420pack_enable && $2.flags.q.constant) - _mesa_glsl_error(&@1, state, "const must be specified before " - "in/out/inout"); + _mesa_glsl_error(&@1, state, "in/out/inout must come after const " + "or precise"); $$ = $1; $$.merge_qualifier(&@1, state, $2); -- 2.30.2