[PATCH] D69989: Assume ieee behavior without denormal-fp-math attribute
Sanjay Patel via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Thu Feb 27 11:46:39 PST 2020
spatel added inline comments.
================
Comment at: llvm/test/CodeGen/X86/sqrt-fastmath-mir.ll:115
-attributes #0 = { "unsafe-fp-math"="true" "reciprocal-estimates"="sqrt:2" }
-attributes #1 = { nounwind readnone }
+attributes #0 = { "unsafe-fp-math"="true" "reciprocal-estimates"="sqrt:2" "denormal-fp-math"="ieee,ieee" }
+attributes #1 = { "unsafe-fp-math"="true" "reciprocal-estimates"="sqrt:2" "denormal-fp-math"="ieee,preserve-sign" }
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Double-check my understanding: we have the "ieee,ieee" attribute here, but we would never expect to see that in practice?
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D69989/new/
https://reviews.llvm.org/D69989
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