File: pr56110.ll

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llvm-toolchain-15 1%3A15.0.6-4

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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=riscv32 | FileCheck %s
; RUN: llc < %s -mtriple=riscv32 -mattr=+unaligned-scalar-mem | FileCheck %s

define void @foo_set(ptr nocapture noundef %a, i32 noundef %v) {
; CHECK-LABEL: foo_set:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    srli a2, a1, 8
; CHECK-NEXT:    sb a1, 3(a0)
; CHECK-NEXT:    sb a2, 4(a0)
; CHECK-NEXT:    ret
entry:
  %bf.load = load i96, ptr %a, align 1
  %0 = and i32 %v, 65535
  %bf.value = zext i32 %0 to i96
  %bf.shl = shl nuw nsw i96 %bf.value, 24
  %bf.clear = and i96 %bf.load, -1099494850561
  %bf.set = or i96 %bf.clear, %bf.shl
  store i96 %bf.set, ptr %a, align 1
  ret void
}