llvm-project/llvm/test/CodeGen/X86/widen_cast-5.ll

31 lines
1.1 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=i686-apple-darwin -mattr=+sse4.2 | FileCheck %s --check-prefix=X86
; RUN: llc < %s -mtriple=x86_64-apple-darwin -mattr=+sse4.2 | FileCheck %s --check-prefix=X64
; bitcast a i64 to v2i32
define void @convert(<2 x i32>* %dst.addr, i64 %src) nounwind {
; X86-LABEL: convert:
; X86: ## BB#0: ## %entry
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
; X86-NEXT: pmovzxdq {{.*#+}} xmm0 = mem[0],zero,mem[1],zero
; X86-NEXT: pxor LCPI0_0, %xmm0
; X86-NEXT: pshufd {{.*#+}} xmm0 = xmm0[0,2,2,3]
; X86-NEXT: movq %xmm0, (%eax)
; X86-NEXT: retl
;
; X64-LABEL: convert:
; X64: ## BB#0: ## %entry
; X64-NEXT: movq %rsi, %xmm0
; X64-NEXT: pmovzxdq {{.*#+}} xmm0 = xmm0[0],zero,xmm0[1],zero
; X64-NEXT: pxor {{.*}}(%rip), %xmm0
; X64-NEXT: pshufd {{.*#+}} xmm0 = xmm0[0,2,2,3]
; X64-NEXT: movq %xmm0, (%rdi)
; X64-NEXT: retq
entry:
%conv = bitcast i64 %src to <2 x i32>
%xor = xor <2 x i32> %conv, < i32 255, i32 32767 >
store <2 x i32> %xor, <2 x i32>* %dst.addr
ret void
}