From 331bfd4e4a648de8aba4fefd8301703a6a3440c9 Mon Sep 17 00:00:00 2001
From: Rusty Wagner <rusty@vector35.com>
Date: Fri, 2 Feb 2018 18:02:57 -0500
Subject: Add rounding instructions

---
 mediumlevelilinstruction.cpp | 36 ++++++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)

(limited to 'mediumlevelilinstruction.cpp')

diff --git a/mediumlevelilinstruction.cpp b/mediumlevelilinstruction.cpp
index 7e1e663f..c4800837 100644
--- a/mediumlevelilinstruction.cpp
+++ b/mediumlevelilinstruction.cpp
@@ -215,6 +215,10 @@ unordered_map<BNMediumLevelILOperation, vector<MediumLevelILOperandUsage>>
 		{MLIL_FLOAT_TO_INT, {SourceExprMediumLevelOperandUsage}},
 		{MLIL_INT_TO_FLOAT, {SourceExprMediumLevelOperandUsage}},
 		{MLIL_FLOAT_CONV, {SourceExprMediumLevelOperandUsage}},
+		{MLIL_ROUND_TO_INT, {SourceExprMediumLevelOperandUsage}},
+		{MLIL_FLOOR, {SourceExprMediumLevelOperandUsage}},
+		{MLIL_CEIL, {SourceExprMediumLevelOperandUsage}},
+		{MLIL_FTRUNC, {SourceExprMediumLevelOperandUsage}},
 		{MLIL_FCMP_E, {LeftExprMediumLevelOperandUsage, RightExprMediumLevelOperandUsage}},
 		{MLIL_FCMP_NE, {LeftExprMediumLevelOperandUsage, RightExprMediumLevelOperandUsage}},
 		{MLIL_FCMP_LT, {LeftExprMediumLevelOperandUsage, RightExprMediumLevelOperandUsage}},
@@ -1300,6 +1304,10 @@ void MediumLevelILInstruction::VisitExprs(const std::function<bool(const MediumL
 	case MLIL_FLOAT_TO_INT:
 	case MLIL_INT_TO_FLOAT:
 	case MLIL_FLOAT_CONV:
+	case MLIL_ROUND_TO_INT:
+	case MLIL_FLOOR:
+	case MLIL_CEIL:
+	case MLIL_FTRUNC:
 		AsOneOperand().GetSourceExpr().VisitExprs(func);
 		break;
 	case MLIL_ADD:
@@ -1539,6 +1547,10 @@ ExprId MediumLevelILInstruction::CopyTo(MediumLevelILFunction* dest,
 	case MLIL_FLOAT_TO_INT:
 	case MLIL_INT_TO_FLOAT:
 	case MLIL_FLOAT_CONV:
+	case MLIL_ROUND_TO_INT:
+	case MLIL_FLOOR:
+	case MLIL_CEIL:
+	case MLIL_FTRUNC:
 		return dest->AddExprWithLocation(operation, *this, size,
 			subExprHandler(AsOneOperand().GetSourceExpr()));
 	case MLIL_ADD:
@@ -2731,6 +2743,30 @@ ExprId MediumLevelILFunction::FloatConvert(size_t size, ExprId a, const ILSource
 }
 
 
+ExprId MediumLevelILFunction::RoundToInt(size_t size, ExprId a, const ILSourceLocation& loc)
+{
+	return AddExprWithLocation(MLIL_ROUND_TO_INT, loc, size, a);
+}
+
+
+ExprId MediumLevelILFunction::Floor(size_t size, ExprId a, const ILSourceLocation& loc)
+{
+	return AddExprWithLocation(MLIL_FLOOR, loc, size, a);
+}
+
+
+ExprId MediumLevelILFunction::Ceil(size_t size, ExprId a, const ILSourceLocation& loc)
+{
+	return AddExprWithLocation(MLIL_CEIL, loc, size, a);
+}
+
+
+ExprId MediumLevelILFunction::FloatTrunc(size_t size, ExprId a, const ILSourceLocation& loc)
+{
+	return AddExprWithLocation(MLIL_FTRUNC, loc, size, a);
+}
+
+
 ExprId MediumLevelILFunction::FloatCompareEqual(size_t size, ExprId a, ExprId b, const ILSourceLocation& loc)
 {
 	return AddExprWithLocation(MLIL_FCMP_E, loc, size, a, b);
-- 
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