1
0
mirror of https://github.com/RPCS3/llvm-mirror.git synced 2024-11-23 11:13:28 +01:00
llvm-mirror/test/CodeGen/X86/load-chain.ll

32 lines
965 B
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-- | FileCheck %s
; PR46195 - https://bugs.llvm.org/show_bug.cgi?id=46195
; It is not safe to sink the load after the call.
define void @translate(i16* %ptr) nounwind {
; CHECK-LABEL: translate:
; CHECK: # %bb.0:
; CHECK-NEXT: pushq %rbp
; CHECK-NEXT: pushq %rbx
; CHECK-NEXT: pushq %rax
; CHECK-NEXT: movq %rdi, %rbx
; CHECK-NEXT: movl $-32707, %ebp # imm = 0x803D
; CHECK-NEXT: andl (%rdi), %ebp
; CHECK-NEXT: callq maybe_mutate
; CHECK-NEXT: orl $514, %ebp # imm = 0x202
; CHECK-NEXT: movw %bp, (%rbx)
; CHECK-NEXT: addq $8, %rsp
; CHECK-NEXT: popq %rbx
; CHECK-NEXT: popq %rbp
; CHECK-NEXT: retq
%i0 = load i16, i16* %ptr, align 4
call void @maybe_mutate(i16* %ptr)
%i1 = and i16 %i0, -32707
%i2 = or i16 %i1, 514
store i16 %i2, i16* %ptr, align 4
ret void
}
declare void @maybe_mutate(i16*)