llvm-6502/test/CodeGen/X86/mmx-copy-gprs.ll
2011-03-16 13:53:07 +00:00

20 lines
703 B
LLVM

; RUN: llc < %s -mtriple=x86_64-linux | FileCheck %s -check-prefix=X64
; RUN: llc < %s -mtriple=x86_64-win32 | FileCheck %s -check-prefix=X64
; X64: movq ({{%rsi|%rdx}}), %rax
; RUN: llc < %s -march=x86 -mattr=-sse2 | FileCheck %s -check-prefix=X32
; X32: movl 4(%eax),
; RUN: llc < %s -march=x86 -mattr=+sse2 | FileCheck %s -check-prefix=XMM
; XMM: movsd (%eax),
; This test should use GPRs to copy the mmx value, not MMX regs. Using mmx regs,
; increases the places that need to use emms.
; rdar://5741668
define void @foo(<1 x i64>* %x, <1 x i64>* %y) nounwind {
entry:
%tmp1 = load <1 x i64>* %y, align 8 ; <<1 x i64>> [#uses=1]
store <1 x i64> %tmp1, <1 x i64>* %x, align 8
ret void
}