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mesa: allows 'f' suffix on GLSL float literals

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This commit is contained in:
Brian Paul
2008-11-10 10:25:01 -07:00
parent e5359401d6
commit 80c8017a64
2 changed files with 16 additions and 6 deletions
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src/mesa/shader/slang/library/slang_shader.syn
+9 -3
View File
@@ -1393,11 +1393,13 @@ identifier
id_character_first .emit * .and .loop id_character_next .emit * .and .true .emit '\0';
float
float_1 .or float_2;
float_1 .or float_2 .or float_3;
float_1
float_fractional_constant .and float_optional_exponent_part;
float_fractional_constant .and float_optional_exponent_part .and optional_f_suffix;
float_2
float_digit_sequence .and .true .emit '\0' .and float_exponent_part;
float_digit_sequence .and .true .emit '\0' .and float_exponent_part .and optional_f_suffix;
float_3
float_digit_sequence .and .true .emit '\0' .and 'f' .emit '\0';
float_fractional_constant
float_fractional_constant_1 .or float_fractional_constant_2 .or float_fractional_constant_3;
@@ -1427,6 +1429,10 @@ float_optional_sign
float_sign
'+' .or '-' .emit '-';
optional_f_suffix
'f' .or .true;
integer
integer_hex .or integer_oct .or integer_dec;
src/mesa/shader/slang/library/slang_shader_syn.h
+7 -3
View File
@@ -671,11 +671,13 @@
"identifier\n"
" id_character_first .emit * .and .loop id_character_next .emit * .and .true .emit '\\0';\n"
"float\n"
" float_1 .or float_2;\n"
" float_1 .or float_2 .or float_3;\n"
"float_1\n"
" float_fractional_constant .and float_optional_exponent_part;\n"
" float_fractional_constant .and float_optional_exponent_part .and optional_f_suffix;\n"
"float_2\n"
" float_digit_sequence .and .true .emit '\\0' .and float_exponent_part;\n"
" float_digit_sequence .and .true .emit '\\0' .and float_exponent_part .and optional_f_suffix;\n"
"float_3\n"
" float_digit_sequence .and .true .emit '\\0' .and 'f' .emit '\\0';\n"
"float_fractional_constant\n"
" float_fractional_constant_1 .or float_fractional_constant_2 .or float_fractional_constant_3;\n"
"float_fractional_constant_1\n"
@@ -698,6 +700,8 @@
" float_sign .or .true;\n"
"float_sign\n"
" '+' .or '-' .emit '-';\n"
"optional_f_suffix\n"
" 'f' .or .true;\n"
"integer\n"
" integer_hex .or integer_oct .or integer_dec;\n"
"integer_hex\n"