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authorMichael Ilseman <milseman@apple.com>2012-11-27 00:41:22 +0000
committerMichael Ilseman <milseman@apple.com>2012-11-27 00:41:22 +0000
commit125fc7fefd4a198dd210cb43f5d8f1ba2c1e2dcf (patch)
tree1f2473a8b13a11b359aeca3fe02f1f313e607eb0 /lib/VMCore
parentab4649b25f13af911594631174b9358aab4e89d3 (diff)
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Fast-math interfaces for Instructions
Add in getter/setter methods for Instructions, allowing them to be the interface to FPMathOperator similarly to now NUS/NSW is handled. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@168642 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/VMCore')
-rw-r--r--lib/VMCore/Instruction.cpp84
1 files changed, 84 insertions, 0 deletions
diff --git a/lib/VMCore/Instruction.cpp b/lib/VMCore/Instruction.cpp
index c0d1fee..4208144 100644
--- a/lib/VMCore/Instruction.cpp
+++ b/lib/VMCore/Instruction.cpp
@@ -16,6 +16,7 @@
#include "llvm/Instructions.h"
#include "llvm/Constants.h"
#include "llvm/Module.h"
+#include "llvm/Operator.h"
#include "llvm/Support/CallSite.h"
#include "llvm/Support/LeakDetector.h"
using namespace llvm;
@@ -92,6 +93,89 @@ void Instruction::moveBefore(Instruction *MovePos) {
this);
}
+/// Set or clear the unsafe-algebra flag on this instruction, which must be an
+/// operator which supports this flag. See LangRef.html for the meaning of this
+/// flag.
+void Instruction::setHasUnsafeAlgebra(bool B) {
+ assert(isa<FPMathOperator>(this) && "setting fast-math flag on invalid op");
+ cast<FPMathOperator>(this)->setHasUnsafeAlgebra(B);
+}
+
+/// Set or clear the NoNaNs flag on this instruction, which must be an operator
+/// which supports this flag. See LangRef.html for the meaning of this flag.
+void Instruction::setHasNoNaNs(bool B) {
+ assert(isa<FPMathOperator>(this) && "setting fast-math flag on invalid op");
+ cast<FPMathOperator>(this)->setHasNoNaNs(B);
+}
+
+/// Set or clear the no-infs flag on this instruction, which must be an operator
+/// which supports this flag. See LangRef.html for the meaning of this flag.
+void Instruction::setHasNoInfs(bool B) {
+ assert(isa<FPMathOperator>(this) && "setting fast-math flag on invalid op");
+ cast<FPMathOperator>(this)->setHasNoInfs(B);
+}
+
+/// Set or clear the no-signed-zeros flag on this instruction, which must be an
+/// operator which supports this flag. See LangRef.html for the meaning of this
+/// flag.
+void Instruction::setHasNoSignedZeros(bool B) {
+ assert(isa<FPMathOperator>(this) && "setting fast-math flag on invalid op");
+ cast<FPMathOperator>(this)->setHasNoSignedZeros(B);
+}
+
+/// Set or clear the allow-reciprocal flag on this instruction, which must be an
+/// operator which supports this flag. See LangRef.html for the meaning of this
+/// flag.
+void Instruction::setHasAllowReciprocal(bool B) {
+ assert(isa<FPMathOperator>(this) && "setting fast-math flag on invalid op");
+ cast<FPMathOperator>(this)->setHasAllowReciprocal(B);
+}
+
+/// Convenience function for setting all the fast-math flags on this
+/// instruction, which must be an operator which supports these flags. See
+/// LangRef.html for the meaning of these flats.
+void Instruction::setFastMathFlags(FastMathFlags FMF) {
+ assert(isa<FPMathOperator>(this) && "setting fast-math flag on invalid op");
+ cast<FPMathOperator>(this)->setFastMathFlags(FMF);
+}
+
+/// Determine whether the unsafe-algebra flag is set.
+bool Instruction::hasUnsafeAlgebra() const {
+ assert(isa<FPMathOperator>(this) && "setting fast-math flag on invalid op");
+ return cast<FPMathOperator>(this)->hasUnsafeAlgebra();
+}
+
+/// Determine whether the no-NaNs flag is set.
+bool Instruction::hasNoNaNs() const {
+ assert(isa<FPMathOperator>(this) && "setting fast-math flag on invalid op");
+ return cast<FPMathOperator>(this)->hasNoNaNs();
+}
+
+/// Determine whether the no-infs flag is set.
+bool Instruction::hasNoInfs() const {
+ assert(isa<FPMathOperator>(this) && "setting fast-math flag on invalid op");
+ return cast<FPMathOperator>(this)->hasNoInfs();
+}
+
+/// Determine whether the no-signed-zeros flag is set.
+bool Instruction::hasNoSignedZeros() const {
+ assert(isa<FPMathOperator>(this) && "setting fast-math flag on invalid op");
+ return cast<FPMathOperator>(this)->hasNoSignedZeros();
+}
+
+/// Determine whether the allow-reciprocal flag is set.
+bool Instruction::hasAllowReciprocal() const {
+ assert(isa<FPMathOperator>(this) && "setting fast-math flag on invalid op");
+ return cast<FPMathOperator>(this)->hasAllowReciprocal();
+}
+
+/// Convenience function for getting all the fast-math flags, which must be an
+/// operator which supports these flags. See LangRef.html for the meaning of
+/// these flats.
+FastMathFlags Instruction::getFastMathFlags() const {
+ assert(isa<FPMathOperator>(this) && "setting fast-math flag on invalid op");
+ return cast<FPMathOperator>(this)->getFastMathFlags();
+}
const char *Instruction::getOpcodeName(unsigned OpCode) {
switch (OpCode) {