[PATCH] D88121: [X86] Add a memory clobber to the bittest intrinsic inline asm. Get default clobbers from the target
Simon Pilgrim via Phabricator via cfe-commits
cfe-commits at lists.llvm.org
Wed Sep 23 02:43:43 PDT 2020
RKSimon added inline comments.
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Comment at: clang/test/CodeGen/bittest-intrin.c:50
// X64: call i8 asm sideeffect "lock btrq $2, ($1)\0A\09setc ${0:b}", "=r,r,r,~{{.*}}"(i64* %{{.*}}, i64 {{.*}})
// X64: call i8 asm sideeffect "lock btsq $2, ($1)\0A\09setc ${0:b}", "=r,r,r,~{{.*}}"(i64* %{{.*}}, i64 {{.*}})
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Can you replace the regex with explicit checks for the clobbers here as well?
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https://reviews.llvm.org/D88121/new/
https://reviews.llvm.org/D88121
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