llvm-project/llvm/test/CodeGen/X86/split-vector-bitcast.ll

35 lines
1.3 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=i686-- -mattr=-sse2,+sse | FileCheck %s
; PR10497 + another isel issue with sse2 disabled
; (This is primarily checking that this construct doesn't crash.)
define void @a(<2 x float>* %a, <2 x i32>* %b) {
; CHECK-LABEL: a:
; CHECK: # %bb.0:
; CHECK-NEXT: subl $8, %esp
; CHECK-NEXT: .cfi_def_cfa_offset 12
; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax
; CHECK-NEXT: movl {{[0-9]+}}(%esp), %ecx
; CHECK-NEXT: xorps %xmm0, %xmm0
; CHECK-NEXT: movlps {{.*#+}} xmm0 = mem[0,1],xmm0[2,3]
; CHECK-NEXT: addps %xmm0, %xmm0
; CHECK-NEXT: movss %xmm0, {{[0-9]+}}(%esp)
; CHECK-NEXT: shufps {{.*#+}} xmm0 = xmm0[1,1,1,1]
; CHECK-NEXT: movss %xmm0, (%esp)
; CHECK-NEXT: movl {{[0-9]+}}(%esp), %ecx
; CHECK-NEXT: movl (%esp), %edx
; CHECK-NEXT: addl %edx, %edx
; CHECK-NEXT: addl %ecx, %ecx
; CHECK-NEXT: movl %ecx, (%eax)
; CHECK-NEXT: movl %edx, 4(%eax)
; CHECK-NEXT: addl $8, %esp
; CHECK-NEXT: .cfi_def_cfa_offset 4
; CHECK-NEXT: retl
%cc = load <2 x float>, <2 x float>* %a
%c = fadd <2 x float> %cc, %cc
%dd = bitcast <2 x float> %c to <2 x i32>
%d = add <2 x i32> %dd, %dd
store <2 x i32> %d, <2 x i32>* %b
ret void
}