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Remove over-general comparisons

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33147 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2007-01-12 22:49:11 +00:00
parent fa30182eb8
commit 720922fe27
1 changed files with 6 additions and 4 deletions
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10
lib/Transforms/IPO/SimplifyLibCalls.cpp
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@@ -1823,14 +1823,16 @@ public:
assert(ArgType->getTypeID() == Type::IntegerTyID && assert(ArgType->getTypeID() == Type::IntegerTyID &&
"llvm.cttz argument is not an integer?"); "llvm.cttz argument is not an integer?");
unsigned BitWidth = cast<IntegerType>(ArgType)->getBitWidth(); unsigned BitWidth = cast<IntegerType>(ArgType)->getBitWidth();
if (BitWidth <= 8) if (BitWidth == 8)
CTTZName = "llvm.cttz.i8"; CTTZName = "llvm.cttz.i8";
else if (BitWidth <= 16) else if (BitWidth == 16)
CTTZName = "llvm.cttz.i16"; CTTZName = "llvm.cttz.i16";
else if (BitWidth <= 32) else if (BitWidth == 32)
CTTZName = "llvm.cttz.i32"; CTTZName = "llvm.cttz.i32";
else else {
assert(BitWidth == 64 && "Unknown bitwidth");
CTTZName = "llvm.cttz.i64"; CTTZName = "llvm.cttz.i64";
}
Constant *F = SLC.getModule()->getOrInsertFunction(CTTZName, ArgType, Constant *F = SLC.getModule()->getOrInsertFunction(CTTZName, ArgType,
ArgType, NULL); ArgType, NULL);