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Better assertion messages.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37890 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng
2007-07-05 07:05:38 +00:00
parent 29a05b6a71
commit 5db322acef
1 changed files with 4 additions and 3 deletions
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7
lib/CodeGen/RegisterScavenging.cpp
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@@ -110,7 +110,7 @@ void RegScavenger::forward() {
if (!isUsed(Reg)) { if (!isUsed(Reg)) {
// Register has been scavenged. Restore it! // Register has been scavenged. Restore it!
if (Reg != ScavengedReg) if (Reg != ScavengedReg)
assert(false); assert(false && "Using an undefined register!");
else else
restoreScavengedReg(); restoreScavengedReg();
} }
@@ -135,10 +135,11 @@ void RegScavenger::forward() {
} }
// Skip two-address destination operand. // Skip two-address destination operand.
if (TID->findTiedToSrcOperand(i) != -1) { if (TID->findTiedToSrcOperand(i) != -1) {
assert(isUsed(Reg)); assert(isUsed(Reg) && "Using an undefined register!");
continue; continue;
} }
assert(isUnused(Reg) || isReserved(Reg)); assert((isUnused(Reg) || isReserved(Reg)) &&
"Re-defining a live register!");
setUsed(Reg); setUsed(Reg);
} }
} }