1 ; These are tests for SSE3 codegen.
3 ; RUN: llc < %s -march=x86-64 -mcpu=nocona -mtriple=i686-apple-darwin9 -O3 \
4 ; RUN: | FileCheck %s --check-prefix=X64
6 ; Test for v8xi16 lowering where we extract the first element of the vector and
7 ; placed it in the second element of the result.
9 define void @t0(<8 x i16>* %dest, <8 x i16>* %old) nounwind {
11 %tmp3 = load <8 x i16>* %old
12 %tmp6 = shufflevector <8 x i16> %tmp3,
13 <8 x i16> < i16 0, i16 undef, i16 undef, i16 undef, i16 undef, i16 undef, i16 undef, i16 undef >,
14 <8 x i32> < i32 8, i32 0, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef >
15 store <8 x i16> %tmp6, <8 x i16>* %dest
19 ; X64: movddup (%rsi), %xmm0
20 ; X64: pshuflw $0, %xmm0, %xmm0
21 ; X64: xorl %eax, %eax
22 ; X64: pinsrw $0, %eax, %xmm0
23 ; X64: movdqa %xmm0, (%rdi)
27 define <8 x i16> @t1(<8 x i16>* %A, <8 x i16>* %B) nounwind {
28 %tmp1 = load <8 x i16>* %A
29 %tmp2 = load <8 x i16>* %B
30 %tmp3 = shufflevector <8 x i16> %tmp1, <8 x i16> %tmp2, <8 x i32> < i32 8, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7 >
34 ; X64: movl (%rsi), %eax
35 ; X64: movdqa (%rdi), %xmm0
36 ; X64: pinsrw $0, %eax, %xmm0
40 define <8 x i16> @t2(<8 x i16> %A, <8 x i16> %B) nounwind {
41 %tmp = shufflevector <8 x i16> %A, <8 x i16> %B, <8 x i32> < i32 9, i32 1, i32 2, i32 9, i32 4, i32 5, i32 6, i32 7 >
44 ; X64: pextrw $1, %xmm1, %eax
45 ; X64: pinsrw $0, %eax, %xmm0
46 ; X64: pinsrw $3, %eax, %xmm0
50 define <8 x i16> @t3(<8 x i16> %A, <8 x i16> %B) nounwind {
51 %tmp = shufflevector <8 x i16> %A, <8 x i16> %A, <8 x i32> < i32 8, i32 3, i32 2, i32 13, i32 7, i32 6, i32 5, i32 4 >
54 ; X64: pextrw $5, %xmm0, %eax
55 ; X64: pshuflw $44, %xmm0, %xmm0
56 ; X64: pshufhw $27, %xmm0, %xmm0
57 ; X64: pinsrw $3, %eax, %xmm0
61 define <8 x i16> @t4(<8 x i16> %A, <8 x i16> %B) nounwind {
62 %tmp = shufflevector <8 x i16> %A, <8 x i16> %B, <8 x i32> < i32 0, i32 7, i32 2, i32 3, i32 1, i32 5, i32 6, i32 5 >
65 ; X64: pextrw $7, [[XMM0:%xmm[0-9]+]], %eax
66 ; X64: pshufhw $100, [[XMM0]], [[XMM1:%xmm[0-9]+]]
67 ; X64: pinsrw $1, %eax, [[XMM1]]
68 ; X64: pextrw $1, [[XMM0]], %eax
69 ; X64: pinsrw $4, %eax, %xmm0
73 define <8 x i16> @t5(<8 x i16> %A, <8 x i16> %B) nounwind {
74 %tmp = shufflevector <8 x i16> %A, <8 x i16> %B, <8 x i32> < i32 8, i32 9, i32 0, i32 1, i32 10, i32 11, i32 2, i32 3 >
77 ; X64: movlhps %xmm1, %xmm0
78 ; X64: pshufd $114, %xmm0, %xmm0
82 define <8 x i16> @t6(<8 x i16> %A, <8 x i16> %B) nounwind {
83 %tmp = shufflevector <8 x i16> %A, <8 x i16> %B, <8 x i32> < i32 8, i32 9, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7 >
86 ; X64: movss %xmm1, %xmm0
90 define <8 x i16> @t7(<8 x i16> %A, <8 x i16> %B) nounwind {
91 %tmp = shufflevector <8 x i16> %A, <8 x i16> %B, <8 x i32> < i32 0, i32 0, i32 3, i32 2, i32 4, i32 6, i32 4, i32 7 >
94 ; X64: pshuflw $-80, %xmm0, %xmm0
95 ; X64: pshufhw $-56, %xmm0, %xmm0
99 define void @t8(<2 x i64>* %res, <2 x i64>* %A) nounwind {
100 %tmp = load <2 x i64>* %A
101 %tmp.upgrd.1 = bitcast <2 x i64> %tmp to <8 x i16>
102 %tmp0 = extractelement <8 x i16> %tmp.upgrd.1, i32 0
103 %tmp1 = extractelement <8 x i16> %tmp.upgrd.1, i32 1
104 %tmp2 = extractelement <8 x i16> %tmp.upgrd.1, i32 2
105 %tmp3 = extractelement <8 x i16> %tmp.upgrd.1, i32 3
106 %tmp4 = extractelement <8 x i16> %tmp.upgrd.1, i32 4
107 %tmp5 = extractelement <8 x i16> %tmp.upgrd.1, i32 5
108 %tmp6 = extractelement <8 x i16> %tmp.upgrd.1, i32 6
109 %tmp7 = extractelement <8 x i16> %tmp.upgrd.1, i32 7
110 %tmp8 = insertelement <8 x i16> undef, i16 %tmp2, i32 0
111 %tmp9 = insertelement <8 x i16> %tmp8, i16 %tmp1, i32 1
112 %tmp10 = insertelement <8 x i16> %tmp9, i16 %tmp0, i32 2
113 %tmp11 = insertelement <8 x i16> %tmp10, i16 %tmp3, i32 3
114 %tmp12 = insertelement <8 x i16> %tmp11, i16 %tmp6, i32 4
115 %tmp13 = insertelement <8 x i16> %tmp12, i16 %tmp5, i32 5
116 %tmp14 = insertelement <8 x i16> %tmp13, i16 %tmp4, i32 6
117 %tmp15 = insertelement <8 x i16> %tmp14, i16 %tmp7, i32 7
118 %tmp15.upgrd.2 = bitcast <8 x i16> %tmp15 to <2 x i64>
119 store <2 x i64> %tmp15.upgrd.2, <2 x i64>* %res
122 ; X64: pshuflw $-58, (%rsi), %xmm0
123 ; X64: pshufhw $-58, %xmm0, %xmm0
124 ; X64: movdqa %xmm0, (%rdi)
128 define void @t9(<4 x float>* %r, <2 x i32>* %A) nounwind {
129 %tmp = load <4 x float>* %r
130 %tmp.upgrd.3 = bitcast <2 x i32>* %A to double*
131 %tmp.upgrd.4 = load double* %tmp.upgrd.3
132 %tmp.upgrd.5 = insertelement <2 x double> undef, double %tmp.upgrd.4, i32 0
133 %tmp5 = insertelement <2 x double> %tmp.upgrd.5, double undef, i32 1
134 %tmp6 = bitcast <2 x double> %tmp5 to <4 x float>
135 %tmp.upgrd.6 = extractelement <4 x float> %tmp, i32 0
136 %tmp7 = extractelement <4 x float> %tmp, i32 1
137 %tmp8 = extractelement <4 x float> %tmp6, i32 0
138 %tmp9 = extractelement <4 x float> %tmp6, i32 1
139 %tmp10 = insertelement <4 x float> undef, float %tmp.upgrd.6, i32 0
140 %tmp11 = insertelement <4 x float> %tmp10, float %tmp7, i32 1
141 %tmp12 = insertelement <4 x float> %tmp11, float %tmp8, i32 2
142 %tmp13 = insertelement <4 x float> %tmp12, float %tmp9, i32 3
143 store <4 x float> %tmp13, <4 x float>* %r
146 ; X64: movaps (%rdi), %xmm0
147 ; X64: movhps (%rsi), %xmm0
148 ; X64: movaps %xmm0, (%rdi)
154 ; FIXME: This testcase produces icky code. It can be made much better!
157 @g1 = external constant <4 x i32>
158 @g2 = external constant <4 x i16>
160 define internal void @t10() nounwind {
161 load <4 x i32>* @g1, align 16
162 bitcast <4 x i32> %1 to <8 x i16>
163 shufflevector <8 x i16> %2, <8 x i16> undef, <8 x i32> < i32 0, i32 2, i32 4, i32 6, i32 undef, i32 undef, i32 undef, i32 undef >
164 bitcast <8 x i16> %3 to <2 x i64>
165 extractelement <2 x i64> %4, i32 0
166 bitcast i64 %5 to <4 x i16>
167 store <4 x i16> %6, <4 x i16>* @g2, align 8
170 ; X64: pextrw $4, [[X0:%xmm[0-9]+]], %eax
171 ; X64: unpcklpd [[X1:%xmm[0-9]+]]
172 ; X64: pshuflw $8, [[X1]], [[X2:%xmm[0-9]+]]
173 ; X64: pinsrw $2, %eax, [[X2]]
174 ; X64: pextrw $6, [[X0]], %eax
175 ; X64: pinsrw $3, %eax, [[X2]]
179 ; Pack various elements via shuffles.
180 define <8 x i16> @t11(<8 x i16> %T0, <8 x i16> %T1) nounwind readnone {
182 %tmp7 = shufflevector <8 x i16> %T0, <8 x i16> %T1, <8 x i32> < i32 1, i32 8, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef , i32 undef >
186 ; X64: movd %xmm1, %eax
187 ; X64: movlhps %xmm0, %xmm0
188 ; X64: pshuflw $1, %xmm0, %xmm0
189 ; X64: pinsrw $1, %eax, %xmm0
194 define <8 x i16> @t12(<8 x i16> %T0, <8 x i16> %T1) nounwind readnone {
196 %tmp9 = shufflevector <8 x i16> %T0, <8 x i16> %T1, <8 x i32> < i32 0, i32 1, i32 undef, i32 undef, i32 3, i32 11, i32 undef , i32 undef >
200 ; X64: pextrw $3, %xmm1, %eax
201 ; X64: movlhps %xmm0, %xmm0
202 ; X64: pshufhw $3, %xmm0, %xmm0
203 ; X64: pinsrw $5, %eax, %xmm0
208 define <8 x i16> @t13(<8 x i16> %T0, <8 x i16> %T1) nounwind readnone {
210 %tmp9 = shufflevector <8 x i16> %T0, <8 x i16> %T1, <8 x i32> < i32 8, i32 9, i32 undef, i32 undef, i32 11, i32 3, i32 undef , i32 undef >
213 ; X64: punpcklqdq %xmm0, %xmm1
214 ; X64: pextrw $3, %xmm1, %eax
215 ; X64: pshufd $52, %xmm1, %xmm0
216 ; X64: pinsrw $4, %eax, %xmm0
221 define <8 x i16> @t14(<8 x i16> %T0, <8 x i16> %T1) nounwind readnone {
223 %tmp9 = shufflevector <8 x i16> %T0, <8 x i16> %T1, <8 x i32> < i32 8, i32 9, i32 undef, i32 undef, i32 undef, i32 2, i32 undef , i32 undef >
226 ; X64: punpcklqdq %xmm0, %xmm1
227 ; X64: pshufhw $8, %xmm1, %xmm0
233 define <8 x i16> @t15(<8 x i16> %T0, <8 x i16> %T1) nounwind readnone {
235 %tmp8 = shufflevector <8 x i16> %T0, <8 x i16> %T1, <8 x i32> < i32 undef, i32 undef, i32 7, i32 2, i32 8, i32 undef, i32 undef , i32 undef >
238 ; X64: pextrw $7, %xmm0, %eax
239 ; X64: punpcklqdq %xmm1, %xmm0
240 ; X64: pshuflw $-128, %xmm0, %xmm0
241 ; X64: pinsrw $2, %eax, %xmm0
246 ; Test yonah where we convert a shuffle to pextrw and pinrsw
247 define <16 x i8> @t16(<16 x i8> %T0) nounwind readnone {
249 %tmp8 = shufflevector <16 x i8> <i8 0, i8 0, i8 0, i8 0, i8 1, i8 1, i8 1, i8 1, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0>, <16 x i8> %T0, <16 x i32> < i32 0, i32 1, i32 16, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef , i32 undef >
250 %tmp9 = shufflevector <16 x i8> %tmp8, <16 x i8> %T0, <16 x i32> < i32 0, i32 1, i32 2, i32 17, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef , i32 undef >
253 ; X64: pinsrw $0, %eax, [[X1:%xmm[0-9]+]]
254 ; X64: pextrw $8, [[X0:%xmm[0-9]+]], %eax
255 ; X64: pinsrw $1, %eax, [[X1]]
256 ; X64: pextrw $1, [[X1]], %ecx
257 ; X64: movd [[X1]], %edx
258 ; X64: pinsrw $0, %edx, %xmm
259 ; X64: pinsrw $1, %eax, %xmm
264 define <4 x i32> @t17() nounwind {
267 ; X64: movddup (%rax), %xmm0
268 %tmp1 = load <4 x float>* undef, align 16
269 %tmp2 = shufflevector <4 x float> %tmp1, <4 x float> undef, <4 x i32> <i32 4, i32 1, i32 2, i32 3>
270 %tmp3 = load <4 x float>* undef, align 16
271 %tmp4 = shufflevector <4 x float> %tmp2, <4 x float> undef, <4 x i32> <i32 undef, i32 undef, i32 0, i32 1>
272 %tmp5 = bitcast <4 x float> %tmp3 to <4 x i32>
273 %tmp6 = shufflevector <4 x i32> %tmp5, <4 x i32> undef, <4 x i32> <i32 undef, i32 undef, i32 0, i32 1>
274 %tmp7 = and <4 x i32> %tmp6, <i32 undef, i32 undef, i32 -1, i32 0>