2f448bf509
Test updates were performed using: https://gist.github.com/nikic/98357b71fd67756b0f064c9517b62a34 These are only the test updates where the test passed without further modification (which is almost all of them, as the backend is largely pointer-type agnostic).
29 lines
739 B
LLVM
29 lines
739 B
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=x86_64-- -combiner-reduce-load-op-store-width=false | FileCheck %s
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%struct.bit_fields = type { i32 }
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define void @clear_b1(ptr %ptr) {
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; CHECK-LABEL: clear_b1:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: andl $-2, (%rdi)
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; CHECK-NEXT: retq
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entry:
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%bf.load = load i32, ptr %ptr
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%bf.clear = and i32 %bf.load, -2
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store i32 %bf.clear, ptr %ptr
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ret void
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}
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define void @clear16(ptr %ptr) {
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; CHECK-LABEL: clear16:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: andw $-2, (%rdi)
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; CHECK-NEXT: retq
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entry:
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%bf.load = load i16, ptr %ptr
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%bf.clear = and i16 %bf.load, -2
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store i16 %bf.clear, ptr %ptr
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ret void
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}
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