From ff53669ed918c87d15ddea2d07fda84d4c8eff5d Mon Sep 17 00:00:00 2001
From: Tim Foley <tfoley@nvidia.com>
Date: Wed, 28 Jun 2017 11:39:40 -0700
Subject: Store integer literals at high precision in AST

The lexer was creating an `unsigned long long` value, and then the AST was storing it in an `int`.
This change makes both use a `long long`.

This is obviously still a stopgap until I can get arbitrary precisions in here.
---
 source/slang/check.cpp | 22 +++++++++++-----------
 1 file changed, 11 insertions(+), 11 deletions(-)

(limited to 'source/slang/check.cpp')

diff --git a/source/slang/check.cpp b/source/slang/check.cpp
index dfa726150..1424f6728 100644
--- a/source/slang/check.cpp
+++ b/source/slang/check.cpp
@@ -1155,9 +1155,9 @@ namespace Slang
                     hlslNumThreadsAttribute->Position   = hlslUncheckedAttribute->Position;
                     hlslNumThreadsAttribute->nameToken  = hlslUncheckedAttribute->nameToken;
                     hlslNumThreadsAttribute->args       = hlslUncheckedAttribute->args;
-                    hlslNumThreadsAttribute->x          = xVal->value;
-                    hlslNumThreadsAttribute->y          = yVal->value;
-                    hlslNumThreadsAttribute->z          = zVal->value;
+                    hlslNumThreadsAttribute->x          = (int32_t) xVal->value;
+                    hlslNumThreadsAttribute->y          = (int32_t) yVal->value;
+                    hlslNumThreadsAttribute->z          = (int32_t) zVal->value;
 
                     return hlslNumThreadsAttribute;
                 }
@@ -1683,7 +1683,7 @@ namespace Slang
             return stmt;
         }
 
-        int GetMinBound(RefPtr<IntVal> val)
+        IntegerLiteralValue GetMinBound(RefPtr<IntVal> val)
         {
             if (auto constantVal = val.As<ConstantIntVal>())
                 return constantVal->value;
@@ -1913,7 +1913,7 @@ namespace Slang
         IntVal* GetIntVal(ConstantExpressionSyntaxNode* expr)
         {
             // TODO(tfoley): don't keep allocating here!
-            return new ConstantIntVal(expr->IntValue);
+            return new ConstantIntVal(expr->integerValue);
         }
 
         RefPtr<IntVal> TryConstantFoldExpr(
@@ -1939,7 +1939,7 @@ namespace Slang
 
             // Before checking the operation name, let's look at the arguments
             RefPtr<IntVal> argVals[kMaxArgs];
-            int constArgVals[kMaxArgs];
+            IntegerLiteralValue constArgVals[kMaxArgs];
             int argCount = 0;
             bool allConst = true;
             for (auto argExpr : invokeExpr->Arguments)
@@ -1977,7 +1977,7 @@ namespace Slang
             }
 
             // At this point, all the operands had simple integer values, so we are golden.
-            int resultValue = 0;
+            IntegerLiteralValue resultValue = 0;
             auto opName = funcDeclRef.GetName();
 
             // handle binary operators
@@ -4674,15 +4674,15 @@ namespace Slang
         }
 
         RefPtr<ExpressionSyntaxNode> CheckSwizzleExpr(
-            MemberExpressionSyntaxNode*	memberRefExpr,
-            RefPtr<ExpressionType>		baseElementType,
-            int							baseElementCount)
+            MemberExpressionSyntaxNode* memberRefExpr,
+            RefPtr<ExpressionType>      baseElementType,
+            IntegerLiteralValue         baseElementCount)
         {
             RefPtr<SwizzleExpr> swizExpr = new SwizzleExpr();
             swizExpr->Position = memberRefExpr->Position;
             swizExpr->base = memberRefExpr->BaseExpression;
 
-            int limitElement = baseElementCount;
+            IntegerLiteralValue limitElement = baseElementCount;
 
             int elementIndices[4];
             int elementCount = 0;
-- 
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