[clang] 464a069 - [SVE] Fix unsigned is always >= 0
Christopher Tetreault via cfe-commits
cfe-commits at lists.llvm.org
Wed Apr 15 15:24:07 PDT 2020
Author: Christopher Tetreault
Date: 2020-04-15T15:23:49-07:00
New Revision: 464a0697e36ae84c4292402c7774c6ec6e93a438
URL: https://github.com/llvm/llvm-project/commit/464a0697e36ae84c4292402c7774c6ec6e93a438
DIFF: https://github.com/llvm/llvm-project/commit/464a0697e36ae84c4292402c7774c6ec6e93a438.diff
LOG: [SVE] Fix unsigned is always >= 0
Reviewers: efriedma, sdesmalen
Reviewed By: sdesmalen
Subscribers: tschuett, rkruppe, psnobl, cfe-commits
Tags: #clang
Differential Revision: https://reviews.llvm.org/D78131
Added:
Modified:
clang/utils/TableGen/SveEmitter.cpp
Removed:
################################################################################
diff --git a/clang/utils/TableGen/SveEmitter.cpp b/clang/utils/TableGen/SveEmitter.cpp
index 5f9f5d5ede8c..79258a8fbbf2 100644
--- a/clang/utils/TableGen/SveEmitter.cpp
+++ b/clang/utils/TableGen/SveEmitter.cpp
@@ -801,9 +801,10 @@ void SVEEmitter::createIntrinsic(
// Collate a list of range/option checks for the immediates.
SmallVector<ImmCheck, 2> ImmChecks;
for (auto *R : ImmCheckList) {
- unsigned Arg = R->getValueAsInt("Arg");
- unsigned EltSizeArg = R->getValueAsInt("EltSizeArg");
- unsigned Kind = R->getValueAsDef("Kind")->getValueAsInt("Value");
+ int64_t Arg = R->getValueAsInt("Arg");
+ int64_t EltSizeArg = R->getValueAsInt("EltSizeArg");
+ int64_t Kind = R->getValueAsDef("Kind")->getValueAsInt("Value");
+ assert(Arg >= 0 && Kind >= 0 && "Arg and Kind must be nonnegative");
unsigned ElementSizeInBits = 0;
if (EltSizeArg >= 0)
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