1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2 ; RUN: llc < %s -mtriple=riscv32 | FileCheck %s
3 ; RUN: llc < %s -mtriple=riscv32 -mattr=+fast-unaligned-access | FileCheck %s
5 define void @foo_set(ptr nocapture noundef %a, i32 noundef %v) {
6 ; CHECK-LABEL: foo_set:
7 ; CHECK: # %bb.0: # %entry
8 ; CHECK-NEXT: srli a2, a1, 8
9 ; CHECK-NEXT: sb a1, 3(a0)
10 ; CHECK-NEXT: sb a2, 4(a0)
13 %bf.load = load i96, ptr %a, align 1
14 %0 = and i32 %v, 65535
15 %bf.value = zext i32 %0 to i96
16 %bf.shl = shl nuw nsw i96 %bf.value, 24
17 %bf.clear = and i96 %bf.load, -1099494850561
18 %bf.set = or i96 %bf.clear, %bf.shl
19 store i96 %bf.set, ptr %a, align 1