llvm-for-llvmta/test/CodeGen/X86/mmx-only.ll

22 lines
777 B
LLVM

; RUN: llc < %s -mtriple=i686-- -mattr=+mmx | FileCheck %s
; RUN: llc < %s -mtriple=i686-- -mattr=+mmx,-sse | FileCheck %s
; Test that turning off sse doesn't turn off mmx.
declare x86_mmx @llvm.x86.mmx.pcmpgt.d(x86_mmx, x86_mmx) nounwind readnone
define i64 @test88(<1 x i64> %a, <1 x i64> %b) nounwind readnone {
; CHECK-LABEL: @test88
; CHECK: pcmpgtd
entry:
%0 = bitcast <1 x i64> %b to <2 x i32>
%1 = bitcast <1 x i64> %a to <2 x i32>
%mmx_var.i = bitcast <2 x i32> %1 to x86_mmx
%mmx_var1.i = bitcast <2 x i32> %0 to x86_mmx
%2 = tail call x86_mmx @llvm.x86.mmx.pcmpgt.d(x86_mmx %mmx_var.i, x86_mmx %mmx_var1.i) nounwind
%3 = bitcast x86_mmx %2 to <2 x i32>
%4 = bitcast <2 x i32> %3 to <1 x i64>
%5 = extractelement <1 x i64> %4, i32 0
ret i64 %5
}