1 ; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu -mcpu=corei7 | FileCheck %s
3 define <4 x float> @test1(<4 x float> %a, <4 x float> %b) {
4 %1 = shufflevector <4 x float> %a, <4 x float> %b, <4 x i32> <i32 4, i32 1, i32 6, i32 3>
5 %2 = shufflevector <4 x float> %1, <4 x float> %b, <4 x i32> <i32 0, i32 5, i32 2, i32 7>
13 define <4 x float> @test2(<4 x float> %a, <4 x float> %b) {
14 %1 = shufflevector <4 x float> %a, <4 x float> %b, <4 x i32> <i32 0, i32 5, i32 2, i32 7>
15 %2 = shufflevector <4 x float> %1, <4 x float> %b, <4 x i32> <i32 0, i32 1, i32 6, i32 3>
23 define <4 x float> @test3(<4 x float> %a, <4 x float> %b) {
24 %1 = shufflevector <4 x float> %a, <4 x float> %b, <4 x i32> <i32 0, i32 5, i32 1, i32 7>
25 %2 = shufflevector <4 x float> %1, <4 x float> %b, <4 x i32> <i32 0, i32 2, i32 4, i32 1>
33 define <4 x float> @test4(<4 x float> %a, <4 x float> %b) {
34 %1 = shufflevector <4 x float> %a, <4 x float> %b, <4 x i32> <i32 2, i32 3, i32 5, i32 5>
35 %2 = shufflevector <4 x float> %1, <4 x float> %b, <4 x i32> <i32 6, i32 7, i32 0, i32 1>
43 define <4 x float> @test5(<4 x float> %a, <4 x float> %b) {
44 %1 = shufflevector <4 x float> %a, <4 x float> %b, <4 x i32> <i32 4, i32 1, i32 6, i32 3>
45 %2 = shufflevector <4 x float> %1, <4 x float> %b, <4 x i32> <i32 0, i32 1, i32 2, i32 7>
54 define <4 x i32> @test6(<4 x i32> %a, <4 x i32> %b) {
55 %1 = shufflevector <4 x i32> %a, <4 x i32> %b, <4 x i32> <i32 4, i32 1, i32 6, i32 3>
56 %2 = shufflevector <4 x i32> %1, <4 x i32> %b, <4 x i32> <i32 0, i32 5, i32 2, i32 7>
64 define <4 x i32> @test7(<4 x i32> %a, <4 x i32> %b) {
65 %1 = shufflevector <4 x i32> %a, <4 x i32> %b, <4 x i32> <i32 0, i32 5, i32 2, i32 7>
66 %2 = shufflevector <4 x i32> %1, <4 x i32> %b, <4 x i32> <i32 0, i32 1, i32 6, i32 3>
74 define <4 x i32> @test8(<4 x i32> %a, <4 x i32> %b) {
75 %1 = shufflevector <4 x i32> %a, <4 x i32> %b, <4 x i32> <i32 0, i32 5, i32 1, i32 7>
76 %2 = shufflevector <4 x i32> %1, <4 x i32> %b, <4 x i32> <i32 0, i32 2, i32 4, i32 1>
84 define <4 x i32> @test9(<4 x i32> %a, <4 x i32> %b) {
85 %1 = shufflevector <4 x i32> %a, <4 x i32> %b, <4 x i32> <i32 2, i32 3, i32 5, i32 5>
86 %2 = shufflevector <4 x i32> %1, <4 x i32> %b, <4 x i32> <i32 6, i32 7, i32 0, i32 1>
94 define <4 x i32> @test10(<4 x i32> %a, <4 x i32> %b) {
95 %1 = shufflevector <4 x i32> %a, <4 x i32> %b, <4 x i32> <i32 4, i32 1, i32 6, i32 3>
96 %2 = shufflevector <4 x i32> %1, <4 x i32> %b, <4 x i32> <i32 0, i32 1, i32 2, i32 7>
104 define <4 x float> @test11(<4 x float> %a, <4 x float> %b) {
105 %1 = shufflevector <4 x float> %a, <4 x float> %b, <4 x i32> <i32 4, i32 1, i32 6, i32 3>
106 %2 = shufflevector <4 x float> %1, <4 x float> %a, <4 x i32> <i32 4, i32 1, i32 6, i32 3>
109 ; CHECK-LABEL: test11
115 define <4 x float> @test12(<4 x float> %a, <4 x float> %b) {
116 %1 = shufflevector <4 x float> %a, <4 x float> %b, <4 x i32> <i32 0, i32 5, i32 6, i32 7>
117 %2 = shufflevector <4 x float> %1, <4 x float> %a, <4 x i32> <i32 4, i32 1, i32 2, i32 3>
120 ; CHECK-LABEL: test12
125 define <4 x float> @test13(<4 x float> %a, <4 x float> %b) {
126 %1 = shufflevector <4 x float> %a, <4 x float> %b, <4 x i32> <i32 0, i32 1, i32 4, i32 5>
127 %2 = shufflevector <4 x float> %1, <4 x float> %a, <4 x i32> <i32 4, i32 5, i32 2, i32 3>
130 ; CHECK-LABEL: test13
135 define <4 x float> @test14(<4 x float> %a, <4 x float> %b) {
136 %1 = shufflevector <4 x float> %a, <4 x float> %b, <4 x i32> <i32 6, i32 7, i32 5, i32 5>
137 %2 = shufflevector <4 x float> %1, <4 x float> %a, <4 x i32> <i32 6, i32 7, i32 0, i32 1>
140 ; CHECK-LABEL: test14
145 define <4 x float> @test15(<4 x float> %a, <4 x float> %b) {
146 %1 = shufflevector <4 x float> %a, <4 x float> %b, <4 x i32> <i32 4, i32 1, i32 6, i32 7>
147 %2 = shufflevector <4 x float> %1, <4 x float> %a, <4 x i32> <i32 0, i32 5, i32 2, i32 3>
150 ; CHECK-LABEL: test15
155 define <4 x i32> @test16(<4 x i32> %a, <4 x i32> %b) {
156 %1 = shufflevector <4 x i32> %a, <4 x i32> %b, <4 x i32> <i32 4, i32 1, i32 6, i32 3>
157 %2 = shufflevector <4 x i32> %1, <4 x i32> %a, <4 x i32> <i32 4, i32 1, i32 6, i32 3>
160 ; CHECK-LABEL: test16
166 define <4 x i32> @test17(<4 x i32> %a, <4 x i32> %b) {
167 %1 = shufflevector <4 x i32> %a, <4 x i32> %b, <4 x i32> <i32 0, i32 5, i32 6, i32 7>
168 %2 = shufflevector <4 x i32> %1, <4 x i32> %a, <4 x i32> <i32 4, i32 1, i32 2, i32 3>
171 ; CHECK-LABEL: test17
176 define <4 x i32> @test18(<4 x i32> %a, <4 x i32> %b) {
177 %1 = shufflevector <4 x i32> %a, <4 x i32> %b, <4 x i32> <i32 0, i32 1, i32 4, i32 5>
178 %2 = shufflevector <4 x i32> %1, <4 x i32> %a, <4 x i32> <i32 4, i32 5, i32 2, i32 3>
181 ; CHECK-LABEL: test18
186 define <4 x i32> @test19(<4 x i32> %a, <4 x i32> %b) {
187 %1 = shufflevector <4 x i32> %a, <4 x i32> %b, <4 x i32> <i32 6, i32 7, i32 5, i32 5>
188 %2 = shufflevector <4 x i32> %1, <4 x i32> %a, <4 x i32> <i32 6, i32 7, i32 0, i32 1>
191 ; CHECK-LABEL: test19
196 define <4 x i32> @test20(<4 x i32> %a, <4 x i32> %b) {
197 %1 = shufflevector <4 x i32> %a, <4 x i32> %b, <4 x i32> <i32 4, i32 1, i32 6, i32 7>
198 %2 = shufflevector <4 x i32> %1, <4 x i32> %a, <4 x i32> <i32 0, i32 5, i32 2, i32 3>
201 ; CHECK-LABEL: test20
206 ; Check some negative cases.
207 define <4 x float> @test1b(<4 x float> %a, <4 x float> %b) {
208 %1 = shufflevector <4 x float> %a, <4 x float> %b, <4 x i32> <i32 4, i32 1, i32 6, i32 3>
209 %2 = shufflevector <4 x float> %1, <4 x float> %b, <4 x i32> <i32 0, i32 5, i32 2, i32 0>
212 ; CHECK-LABEL: test1b
217 define <4 x float> @test2b(<4 x float> %a, <4 x float> %b) {
218 %1 = shufflevector <4 x float> %a, <4 x float> %b, <4 x i32> <i32 4, i32 1, i32 6, i32 3>
219 %2 = shufflevector <4 x float> %1, <4 x float> %b, <4 x i32> <i32 0, i32 5, i32 0, i32 5>
222 ; CHECK-LABEL: test2b
227 define <4 x float> @test3b(<4 x float> %a, <4 x float> %b) {
228 %1 = shufflevector <4 x float> %a, <4 x float> %b, <4 x i32> <i32 0, i32 0, i32 6, i32 3>
229 %2 = shufflevector <4 x float> %1, <4 x float> %b, <4 x i32> <i32 0, i32 7, i32 2, i32 7>
232 ; CHECK-LABEL: test3b
237 define <4 x float> @test4b(<4 x float> %a, <4 x float> %b) {
238 %1 = shufflevector <4 x float> %a, <4 x float> %b, <4 x i32> <i32 4, i32 1, i32 6, i32 3>
239 %2 = shufflevector <4 x float> %1, <4 x float> %b, <4 x i32> <i32 5, i32 5, i32 2, i32 7>
242 ; CHECK-LABEL: test4b
248 ; Verify that we correctly fold shuffles even when we use illegal vector types.
249 define <4 x i8> @test1c(<4 x i8>* %a, <4 x i8>* %b) {
250 %A = load <4 x i8>* %a
251 %B = load <4 x i8>* %b
252 %1 = shufflevector <4 x i8> %A, <4 x i8> %B, <4 x i32> <i32 0, i32 5, i32 2, i32 7>
253 %2 = shufflevector <4 x i8> %1, <4 x i8> %B, <4 x i32> <i32 0, i32 1, i32 6, i32 3>
256 ; CHECK-LABEL: test1c
261 define <4 x i8> @test2c(<4 x i8>* %a, <4 x i8>* %b) {
262 %A = load <4 x i8>* %a
263 %B = load <4 x i8>* %b
264 %1 = shufflevector <4 x i8> %A, <4 x i8> %B, <4 x i32> <i32 0, i32 5, i32 1, i32 5>
265 %2 = shufflevector <4 x i8> %1, <4 x i8> %B, <4 x i32> <i32 0, i32 2, i32 4, i32 1>
268 ; CHECK-LABEL: test2c
273 define <4 x i8> @test3c(<4 x i8>* %a, <4 x i8>* %b) {
274 %A = load <4 x i8>* %a
275 %B = load <4 x i8>* %b
276 %1 = shufflevector <4 x i8> %A, <4 x i8> %B, <4 x i32> <i32 2, i32 3, i32 5, i32 5>
277 %2 = shufflevector <4 x i8> %1, <4 x i8> %B, <4 x i32> <i32 6, i32 7, i32 0, i32 1>
280 ; CHECK-LABEL: test3c
285 define <4 x i8> @test4c(<4 x i8>* %a, <4 x i8>* %b) {
286 %A = load <4 x i8>* %a
287 %B = load <4 x i8>* %b
288 %1 = shufflevector <4 x i8> %A, <4 x i8> %B, <4 x i32> <i32 4, i32 1, i32 6, i32 3>
289 %2 = shufflevector <4 x i8> %1, <4 x i8> %B, <4 x i32> <i32 0, i32 1, i32 2, i32 7>
292 ; CHECK-LABEL: test4c
297 ; The following test cases are generated from this C++ code
299 ;__m128 blend_01(__m128 a, __m128 b)
302 ; s = _mm_blend_ps( s, b, 1<<0 );
303 ; s = _mm_blend_ps( s, b, 1<<1 );
307 ;__m128 blend_02(__m128 a, __m128 b)
310 ; s = _mm_blend_ps( s, b, 1<<0 );
311 ; s = _mm_blend_ps( s, b, 1<<2 );
315 ;__m128 blend_123(__m128 a, __m128 b)
318 ; s = _mm_blend_ps( s, b, 1<<1 );
319 ; s = _mm_blend_ps( s, b, 1<<2 );
320 ; s = _mm_blend_ps( s, b, 1<<3 );
324 ; Ideally, we should collapse the following shuffles into a single one.
326 define <4 x float> @blend_01(<4 x float> %a, <4 x float> %b) {
327 %shuffle = shufflevector <4 x float> %a, <4 x float> %b, <4 x i32> <i32 4, i32 undef, i32 2, i32 3>
328 %shuffle6 = shufflevector <4 x float> %shuffle, <4 x float> %b, <4 x i32> <i32 0, i32 5, i32 2, i32 3>
329 ret <4 x float> %shuffle6
331 ; CHECK-LABEL: blend_01
335 define <4 x float> @blend_02(<4 x float> %a, <4 x float> %b) {
336 %shuffle = shufflevector <4 x float> %a, <4 x float> %b, <4 x i32> <i32 4, i32 1, i32 undef, i32 3>
337 %shuffle6 = shufflevector <4 x float> %shuffle, <4 x float> %b, <4 x i32> <i32 0, i32 1, i32 6, i32 3>
338 ret <4 x float> %shuffle6
340 ; CHECK-LABEL: blend_02
344 define <4 x float> @blend_123(<4 x float> %a, <4 x float> %b) {
345 %shuffle = shufflevector <4 x float> %a, <4 x float> %b, <4 x i32> <i32 0, i32 5, i32 undef, i32 undef>
346 %shuffle6 = shufflevector <4 x float> %shuffle, <4 x float> %b, <4 x i32> <i32 0, i32 1, i32 6, i32 undef>
347 %shuffle12 = shufflevector <4 x float> %shuffle6, <4 x float> %b, <4 x i32> <i32 0, i32 1, i32 2, i32 7>
348 ret <4 x float> %shuffle12
350 ; CHECK-LABEL: blend_123
354 define <4 x i32> @test_movhl_1(<4 x i32> %a, <4 x i32> %b) {
355 %1 = shufflevector <4 x i32> %a, <4 x i32> %b, <4 x i32> <i32 2, i32 7, i32 5, i32 3>
356 %2 = shufflevector <4 x i32> %1, <4 x i32> %b, <4 x i32> <i32 6, i32 1, i32 0, i32 3>
359 ; CHECK-LABEL: test_movhl_1
363 define <4 x i32> @test_movhl_2(<4 x i32> %a, <4 x i32> %b) {
364 %1 = shufflevector <4 x i32> %a, <4 x i32> %b, <4 x i32> <i32 2, i32 0, i32 3, i32 6>
365 %2 = shufflevector <4 x i32> %1, <4 x i32> %b, <4 x i32> <i32 3, i32 7, i32 0, i32 2>
368 ; CHECK-LABEL: test_movhl_2
372 define <4 x i32> @test_movhl_3(<4 x i32> %a, <4 x i32> %b) {
373 %1 = shufflevector <4 x i32> %a, <4 x i32> %b, <4 x i32> <i32 7, i32 6, i32 3, i32 2>
374 %2 = shufflevector <4 x i32> %1, <4 x i32> %b, <4 x i32> <i32 6, i32 0, i32 3, i32 2>
377 ; CHECK-LABEL: test_movhl_3