22 lines
720 B
LLVM
22 lines
720 B
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=riscv32 | FileCheck %s
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; RUN: llc < %s -mtriple=riscv32 -mattr=+unaligned-scalar-mem | FileCheck %s
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define void @foo_set(ptr nocapture noundef %a, i32 noundef %v) {
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; CHECK-LABEL: foo_set:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: srli a2, a1, 8
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; CHECK-NEXT: sb a1, 3(a0)
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; CHECK-NEXT: sb a2, 4(a0)
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; CHECK-NEXT: ret
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entry:
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%bf.load = load i96, ptr %a, align 1
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%0 = and i32 %v, 65535
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%bf.value = zext i32 %0 to i96
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%bf.shl = shl nuw nsw i96 %bf.value, 24
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%bf.clear = and i96 %bf.load, -1099494850561
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%bf.set = or i96 %bf.clear, %bf.shl
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store i96 %bf.set, ptr %a, align 1
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ret void
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}
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