[PATCH] D76678: [SveEmitter] Add range checks for immediates and predicate patterns.
Sjoerd Meijer via Phabricator via cfe-commits
cfe-commits at lists.llvm.org
Tue Mar 24 13:28:39 PDT 2020
SjoerdMeijer added a comment.
Did a first scan, looks very reasonable, just some first nits/questions inlined.
================
Comment at: clang/include/clang/Basic/arm_sve.td:153
+}
+def ImmCheckPredicatePattern : ImmCheckType<0>; // 0..31
+def ImmCheck1_16 : ImmCheckType<1>; // 1..16
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would it make sense to call this `ImmCheck0_31`?
================
Comment at: clang/test/CodeGen/aarch64-sve-intrinsics/negative/acle_sve_qdech.c:10
+{
+ return svqdech_pat_s16(op, SV_VL8, 0); // expected-error-re {{argument value {{[0-9]+}} is outside the valid range [1, 16]}}
+}
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nit: why use a regexp for the argument value and not just its value?
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D76678/new/
https://reviews.llvm.org/D76678
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