llvm-project/llvm/test/CodeGen/X86/widen_cast-3.ll

29 lines
1.0 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 v12i8 to v3i32
define void @convert(<12 x i8>* %dst.addr, <3 x i32> %src) nounwind {
; X86-LABEL: convert:
; X86: ## BB#0: ## %entry
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
; X86-NEXT: paddd LCPI0_0, %xmm0
; X86-NEXT: pextrd $2, %xmm0, 8(%eax)
; X86-NEXT: pextrd $1, %xmm0, 4(%eax)
; X86-NEXT: movd %xmm0, (%eax)
; X86-NEXT: retl
;
; X64-LABEL: convert:
; X64: ## BB#0: ## %entry
; X64-NEXT: paddd {{.*}}(%rip), %xmm0
; X64-NEXT: pextrd $2, %xmm0, 8(%rdi)
; X64-NEXT: movq %xmm0, (%rdi)
; X64-NEXT: retq
entry:
%add = add <3 x i32> %src, < i32 1, i32 1, i32 1 > ; <<3 x i32>> [#uses=1]
%conv = bitcast <3 x i32> %add to <12 x i8> ; <<12 x i8>> [#uses=1]
store <12 x i8> %conv, <12 x i8>* %dst.addr
ret void
}