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authorJakob Stoklund Olesen <stoklund@2pi.dk>2009-12-22 21:48:20 +0000
committerJakob Stoklund Olesen <stoklund@2pi.dk>2009-12-22 21:48:20 +0000
commit3db4952357b70469930d1463a99a17894074784c (patch)
treed4e08f11a81e123943d475d5e91ee426b50981eb /llvm
parent0a70c4d9a2e5f3a43a539c724923445bcd766627 (diff)
downloadbcm5719-llvm-3db4952357b70469930d1463a99a17894074784c.tar.gz
bcm5719-llvm-3db4952357b70469930d1463a99a17894074784c.zip
Allow explicit %reg0 operands beyond what the .td file describes.
ARM uses these to indicate predicates. llvm-svn: 91922
Diffstat (limited to 'llvm')
-rw-r--r--llvm/lib/CodeGen/MachineVerifier.cpp3
1 files changed, 2 insertions, 1 deletions
diff --git a/llvm/lib/CodeGen/MachineVerifier.cpp b/llvm/lib/CodeGen/MachineVerifier.cpp
index 917d0535b2b..959269f85f2 100644
--- a/llvm/lib/CodeGen/MachineVerifier.cpp
+++ b/llvm/lib/CodeGen/MachineVerifier.cpp
@@ -553,7 +553,8 @@ MachineVerifier::visitMachineOperand(const MachineOperand *MO, unsigned MONum) {
report("Explicit operand marked as implicit", MO, MONum);
}
} else {
- if (MO->isReg() && !MO->isImplicit() && !TI.isVariadic())
+ // ARM adds %reg0 operands to indicate predicates. We'll allow that.
+ if (MO->isReg() && !MO->isImplicit() && !TI.isVariadic() && MO->getReg())
report("Extra explicit operand on non-variadic instruction", MO, MONum);
}
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