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gerrit-public.fairphone.software / toolchain / llvm-project / 33c0c77073d2b8e7067b51a2f43593d09d21d82f / . / llvm / test / CodeGen / X86 / mmx-copy-gprs.ll
blob: 377875565bf8b343c0e860e7082a72d54bd208b0 [file] [log] [blame]
Jakob Stoklund Olesenbd09d452011-04-05 00:32:44 +0000[diff] [blame]1; RUN: llc < %s -mtriple=x86_64-linux | FileCheck %s
2; RUN: llc < %s -mtriple=x86_64-win32 | FileCheck %s
3; RUN: llc < %s -march=x86 -mattr=-sse2 | FileCheck %s
4; RUN: llc < %s -march=x86 -mattr=+sse2 | FileCheck %s
Chris Lattner997b3a62008-02-22 02:09:43 +0000[diff] [blame]5
6; This test should use GPRs to copy the mmx value, not MMX regs. Using mmx regs,
7; increases the places that need to use emms.
Jakob Stoklund Olesenbd09d452011-04-05 00:32:44 +0000[diff] [blame]8; CHECK-NOT: %mm
9; CHECK-NOT: emms
Chris Lattner997b3a62008-02-22 02:09:43 +0000[diff] [blame]10; rdar://5741668
Chris Lattner997b3a62008-02-22 02:09:43 +0000[diff] [blame]11
Chris Lattnerab8bfc22008-02-22 05:18:04 +0000[diff] [blame]12define void @foo(<1 x i64>* %x, <1 x i64>* %y) nounwind {
Chris Lattner997b3a62008-02-22 02:09:43 +0000[diff] [blame]13entry:
14 %tmp1 = load <1 x i64>* %y, align 8 ; <<1 x i64>> [#uses=1]
15 store <1 x i64> %tmp1, <1 x i64>* %x, align 8
Chris Lattnerab8bfc22008-02-22 05:18:04 +0000[diff] [blame]16 ret void
Chris Lattner997b3a62008-02-22 02:09:43 +0000[diff] [blame]17}