2013-07-13 19:30:25 +02:00
|
|
|
; RUN: llc < %s -mtriple=i386-apple-darwin -mattr=+mmx | FileCheck %s -check-prefix=X86-32
|
|
|
|
; RUN: llc < %s -mtriple=x86_64-apple-darwin -mattr=+mmx,+sse2 | FileCheck %s -check-prefix=X86-64
|
2008-04-25 09:56:45 +02:00
|
|
|
;
|
|
|
|
; On Darwin x86-32, v8i8, v4i16, v2i32 values are passed in MM[0-2].
|
2010-10-01 01:57:10 +02:00
|
|
|
; On Darwin x86-32, v1i64 values are passed in memory. In this example, they
|
|
|
|
; are never moved into an MM register at all.
|
2008-04-25 09:56:45 +02:00
|
|
|
; On Darwin x86-64, v8i8, v4i16, v2i32 values are passed in XMM[0-7].
|
|
|
|
; On Darwin x86-64, v1i64 values are passed in 64-bit GPRs.
|
|
|
|
|
2010-10-01 01:57:10 +02:00
|
|
|
@u1 = external global x86_mmx
|
2008-04-25 09:56:45 +02:00
|
|
|
|
2010-10-01 01:57:10 +02:00
|
|
|
define void @t1(x86_mmx %v1) nounwind {
|
|
|
|
store x86_mmx %v1, x86_mmx* @u1, align 8
|
2008-04-25 09:56:45 +02:00
|
|
|
ret void
|
2013-07-13 19:30:25 +02:00
|
|
|
|
2013-07-14 08:24:09 +02:00
|
|
|
; X86-32-LABEL: t1:
|
2013-07-13 19:30:25 +02:00
|
|
|
; X86-32: movq %mm0
|
|
|
|
|
2013-07-14 08:24:09 +02:00
|
|
|
; X86-64-LABEL: t1:
|
2013-07-13 19:30:25 +02:00
|
|
|
; X86-64: movdq2q %xmm0
|
|
|
|
; X86-64: movq %mm0
|
2008-04-25 09:56:45 +02:00
|
|
|
}
|
|
|
|
|
2010-10-01 01:57:10 +02:00
|
|
|
@u2 = external global x86_mmx
|
2008-04-25 09:56:45 +02:00
|
|
|
|
|
|
|
define void @t2(<1 x i64> %v1) nounwind {
|
2010-10-01 01:57:10 +02:00
|
|
|
%tmp = bitcast <1 x i64> %v1 to x86_mmx
|
|
|
|
store x86_mmx %tmp, x86_mmx* @u2, align 8
|
2008-04-25 09:56:45 +02:00
|
|
|
ret void
|
2013-07-13 19:30:25 +02:00
|
|
|
|
2013-07-14 08:24:09 +02:00
|
|
|
; X86-32-LABEL: t2:
|
2013-07-13 19:30:25 +02:00
|
|
|
; X86-32: movl 4(%esp)
|
|
|
|
; X86-32: movl 8(%esp)
|
|
|
|
|
2013-07-14 08:24:09 +02:00
|
|
|
; X86-64-LABEL: t2:
|
2013-07-13 19:30:25 +02:00
|
|
|
; X86-64: movq %rdi
|
2008-04-25 09:56:45 +02:00
|
|
|
}
|
2010-10-01 01:57:10 +02:00
|
|
|
|