1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2 ; RUN: llc -ppc-gpr-icmps=all -verify-machineinstrs < %s -mtriple=powerpc64-unknown-linux-gnu -mcpu=a2 -mattr=-crbits -disable-ppc-cmp-opt=0 | FileCheck %s
3 ; RUN: llc -ppc-gpr-icmps=all -verify-machineinstrs < %s -mtriple=powerpc64-unknown-linux-gnu -mcpu=a2 -mattr=-crbits -disable-ppc-cmp-opt=0 -ppc-gen-isel=false | FileCheck --check-prefix=CHECK-NO-ISEL %s
5 target datalayout = "E-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-f128:128:128-v128:128:128-n32:64"
6 target triple = "powerpc64-unknown-linux-gnu"
8 define signext i32 @foo(i32 signext %a, i32 signext %b, i32* nocapture %c) #0 {
10 ; CHECK: # %bb.0: # %entry
11 ; CHECK-NEXT: cmpw 3, 4
12 ; CHECK-NEXT: iselgt 6, 3, 4
13 ; CHECK-NEXT: sub 4, 3, 4
14 ; CHECK-NEXT: extsw 3, 6
15 ; CHECK-NEXT: stw 4, 0(5)
18 ; CHECK-NO-ISEL-LABEL: foo:
19 ; CHECK-NO-ISEL: # %bb.0: # %entry
20 ; CHECK-NO-ISEL-NEXT: cmpw 3, 4
21 ; CHECK-NO-ISEL-NEXT: bc 12, 1, .LBB0_2
22 ; CHECK-NO-ISEL-NEXT: # %bb.1: # %entry
23 ; CHECK-NO-ISEL-NEXT: ori 6, 4, 0
24 ; CHECK-NO-ISEL-NEXT: b .LBB0_3
25 ; CHECK-NO-ISEL-NEXT: .LBB0_2: # %entry
26 ; CHECK-NO-ISEL-NEXT: addi 6, 3, 0
27 ; CHECK-NO-ISEL-NEXT: .LBB0_3: # %entry
28 ; CHECK-NO-ISEL-NEXT: sub 4, 3, 4
29 ; CHECK-NO-ISEL-NEXT: extsw 3, 6
30 ; CHECK-NO-ISEL-NEXT: stw 4, 0(5)
31 ; CHECK-NO-ISEL-NEXT: blr
33 %sub = sub nsw i32 %a, %b
34 store i32 %sub, i32* %c, align 4
35 %cmp = icmp sgt i32 %a, %b
36 %cond = select i1 %cmp, i32 %a, i32 %b
40 define signext i32 @foo2(i32 signext %a, i32 signext %b, i32* nocapture %c) #0 {
42 ; CHECK: # %bb.0: # %entry
43 ; CHECK-NEXT: slw 4, 3, 4
46 ; CHECK-NEXT: cmpwi 4, 0
47 ; CHECK-NEXT: stw 4, 0(5)
48 ; CHECK-NEXT: iselgt 3, 3, 6
51 ; CHECK-NO-ISEL-LABEL: foo2:
52 ; CHECK-NO-ISEL: # %bb.0: # %entry
53 ; CHECK-NO-ISEL-NEXT: slw 4, 3, 4
54 ; CHECK-NO-ISEL-NEXT: li 6, 0
55 ; CHECK-NO-ISEL-NEXT: li 3, 1
56 ; CHECK-NO-ISEL-NEXT: cmpwi 4, 0
57 ; CHECK-NO-ISEL-NEXT: stw 4, 0(5)
58 ; CHECK-NO-ISEL-NEXT: bclr 12, 1, 0
59 ; CHECK-NO-ISEL-NEXT: # %bb.1: # %entry
60 ; CHECK-NO-ISEL-NEXT: ori 3, 6, 0
61 ; CHECK-NO-ISEL-NEXT: blr
64 store i32 %shl, i32* %c, align 4
65 %cmp = icmp sgt i32 %shl, 0
66 %conv = zext i1 %cmp to i32
70 define i64 @fool(i64 %a, i64 %b, i64* nocapture %c) #0 {
72 ; CHECK: # %bb.0: # %entry
73 ; CHECK-NEXT: sub. 6, 3, 4
74 ; CHECK-NEXT: iselgt 3, 3, 4
75 ; CHECK-NEXT: std 6, 0(5)
78 ; CHECK-NO-ISEL-LABEL: fool:
79 ; CHECK-NO-ISEL: # %bb.0: # %entry
80 ; CHECK-NO-ISEL-NEXT: sub. 6, 3, 4
81 ; CHECK-NO-ISEL-NEXT: bc 12, 1, .LBB2_2
82 ; CHECK-NO-ISEL-NEXT: # %bb.1: # %entry
83 ; CHECK-NO-ISEL-NEXT: ori 3, 4, 0
84 ; CHECK-NO-ISEL-NEXT: b .LBB2_2
85 ; CHECK-NO-ISEL-NEXT: .LBB2_2: # %entry
86 ; CHECK-NO-ISEL-NEXT: std 6, 0(5)
87 ; CHECK-NO-ISEL-NEXT: blr
89 %sub = sub nsw i64 %a, %b
90 store i64 %sub, i64* %c, align 8
91 %cmp = icmp sgt i64 %a, %b
92 %cond = select i1 %cmp, i64 %a, i64 %b
96 define i64 @foolb(i64 %a, i64 %b, i64* nocapture %c) #0 {
98 ; CHECK: # %bb.0: # %entry
99 ; CHECK-NEXT: sub. 6, 3, 4
100 ; CHECK-NEXT: iselgt 3, 4, 3
101 ; CHECK-NEXT: std 6, 0(5)
104 ; CHECK-NO-ISEL-LABEL: foolb:
105 ; CHECK-NO-ISEL: # %bb.0: # %entry
106 ; CHECK-NO-ISEL-NEXT: sub. 6, 3, 4
107 ; CHECK-NO-ISEL-NEXT: bc 12, 1, .LBB3_1
108 ; CHECK-NO-ISEL-NEXT: b .LBB3_2
109 ; CHECK-NO-ISEL-NEXT: .LBB3_1: # %entry
110 ; CHECK-NO-ISEL-NEXT: addi 3, 4, 0
111 ; CHECK-NO-ISEL-NEXT: .LBB3_2: # %entry
112 ; CHECK-NO-ISEL-NEXT: std 6, 0(5)
113 ; CHECK-NO-ISEL-NEXT: blr
115 %sub = sub nsw i64 %a, %b
116 store i64 %sub, i64* %c, align 8
117 %cmp = icmp sle i64 %a, %b
118 %cond = select i1 %cmp, i64 %a, i64 %b
122 define i64 @foolc(i64 %a, i64 %b, i64* nocapture %c) #0 {
123 ; CHECK-LABEL: foolc:
124 ; CHECK: # %bb.0: # %entry
125 ; CHECK-NEXT: sub. 6, 4, 3
126 ; CHECK-NEXT: isellt 3, 3, 4
127 ; CHECK-NEXT: std 6, 0(5)
130 ; CHECK-NO-ISEL-LABEL: foolc:
131 ; CHECK-NO-ISEL: # %bb.0: # %entry
132 ; CHECK-NO-ISEL-NEXT: sub. 6, 4, 3
133 ; CHECK-NO-ISEL-NEXT: bc 12, 0, .LBB4_2
134 ; CHECK-NO-ISEL-NEXT: # %bb.1: # %entry
135 ; CHECK-NO-ISEL-NEXT: ori 3, 4, 0
136 ; CHECK-NO-ISEL-NEXT: b .LBB4_2
137 ; CHECK-NO-ISEL-NEXT: .LBB4_2: # %entry
138 ; CHECK-NO-ISEL-NEXT: std 6, 0(5)
139 ; CHECK-NO-ISEL-NEXT: blr
141 %sub = sub nsw i64 %b, %a
142 store i64 %sub, i64* %c, align 8
143 %cmp = icmp sgt i64 %a, %b
144 %cond = select i1 %cmp, i64 %a, i64 %b
148 define i64 @foold(i64 %a, i64 %b, i64* nocapture %c) #0 {
149 ; CHECK-LABEL: foold:
150 ; CHECK: # %bb.0: # %entry
151 ; CHECK-NEXT: sub. 6, 4, 3
152 ; CHECK-NEXT: iselgt 3, 3, 4
153 ; CHECK-NEXT: std 6, 0(5)
156 ; CHECK-NO-ISEL-LABEL: foold:
157 ; CHECK-NO-ISEL: # %bb.0: # %entry
158 ; CHECK-NO-ISEL-NEXT: sub. 6, 4, 3
159 ; CHECK-NO-ISEL-NEXT: bc 12, 1, .LBB5_2
160 ; CHECK-NO-ISEL-NEXT: # %bb.1: # %entry
161 ; CHECK-NO-ISEL-NEXT: ori 3, 4, 0
162 ; CHECK-NO-ISEL-NEXT: b .LBB5_2
163 ; CHECK-NO-ISEL-NEXT: .LBB5_2: # %entry
164 ; CHECK-NO-ISEL-NEXT: std 6, 0(5)
165 ; CHECK-NO-ISEL-NEXT: blr
167 %sub = sub nsw i64 %b, %a
168 store i64 %sub, i64* %c, align 8
169 %cmp = icmp slt i64 %a, %b
170 %cond = select i1 %cmp, i64 %a, i64 %b
174 define i64 @foold2(i64 %a, i64 %b, i64* nocapture %c) #0 {
175 ; CHECK-LABEL: foold2:
176 ; CHECK: # %bb.0: # %entry
177 ; CHECK-NEXT: sub. 6, 3, 4
178 ; CHECK-NEXT: isellt 3, 3, 4
179 ; CHECK-NEXT: std 6, 0(5)
182 ; CHECK-NO-ISEL-LABEL: foold2:
183 ; CHECK-NO-ISEL: # %bb.0: # %entry
184 ; CHECK-NO-ISEL-NEXT: sub. 6, 3, 4
185 ; CHECK-NO-ISEL-NEXT: bc 12, 0, .LBB6_2
186 ; CHECK-NO-ISEL-NEXT: # %bb.1: # %entry
187 ; CHECK-NO-ISEL-NEXT: ori 3, 4, 0
188 ; CHECK-NO-ISEL-NEXT: b .LBB6_2
189 ; CHECK-NO-ISEL-NEXT: .LBB6_2: # %entry
190 ; CHECK-NO-ISEL-NEXT: std 6, 0(5)
191 ; CHECK-NO-ISEL-NEXT: blr
193 %sub = sub nsw i64 %a, %b
194 store i64 %sub, i64* %c, align 8
195 %cmp = icmp slt i64 %a, %b
196 %cond = select i1 %cmp, i64 %a, i64 %b
200 define i64 @foo2l(i64 %a, i64 %b, i64* nocapture %c) #0 {
201 ; CHECK-LABEL: foo2l:
202 ; CHECK: # %bb.0: # %entry
203 ; CHECK-NEXT: sld 4, 3, 4
204 ; CHECK-NEXT: addi 3, 4, -1
205 ; CHECK-NEXT: std 4, 0(5)
206 ; CHECK-NEXT: nor 3, 3, 4
207 ; CHECK-NEXT: rldicl 3, 3, 1, 63
210 ; CHECK-NO-ISEL-LABEL: foo2l:
211 ; CHECK-NO-ISEL: # %bb.0: # %entry
212 ; CHECK-NO-ISEL-NEXT: sld 4, 3, 4
213 ; CHECK-NO-ISEL-NEXT: addi 3, 4, -1
214 ; CHECK-NO-ISEL-NEXT: std 4, 0(5)
215 ; CHECK-NO-ISEL-NEXT: nor 3, 3, 4
216 ; CHECK-NO-ISEL-NEXT: rldicl 3, 3, 1, 63
217 ; CHECK-NO-ISEL-NEXT: blr
219 %shl = shl i64 %a, %b
220 store i64 %shl, i64* %c, align 8
221 %cmp = icmp sgt i64 %shl, 0
222 %conv1 = zext i1 %cmp to i64
226 define double @food(double %a, double %b, double* nocapture %c) #0 {
228 ; CHECK: # %bb.0: # %entry
229 ; CHECK-NEXT: fsub 0, 1, 2
230 ; CHECK-NEXT: fcmpu 0, 1, 2
231 ; CHECK-NEXT: stfd 0, 0(5)
232 ; CHECK-NEXT: bgtlr 0
233 ; CHECK-NEXT: # %bb.1: # %entry
234 ; CHECK-NEXT: fmr 1, 2
237 ; CHECK-NO-ISEL-LABEL: food:
238 ; CHECK-NO-ISEL: # %bb.0: # %entry
239 ; CHECK-NO-ISEL-NEXT: fsub 0, 1, 2
240 ; CHECK-NO-ISEL-NEXT: fcmpu 0, 1, 2
241 ; CHECK-NO-ISEL-NEXT: stfd 0, 0(5)
242 ; CHECK-NO-ISEL-NEXT: bgtlr 0
243 ; CHECK-NO-ISEL-NEXT: # %bb.1: # %entry
244 ; CHECK-NO-ISEL-NEXT: fmr 1, 2
245 ; CHECK-NO-ISEL-NEXT: blr
247 %sub = fsub double %a, %b
248 store double %sub, double* %c, align 8
249 %cmp = fcmp ogt double %a, %b
250 %cond = select i1 %cmp, double %a, double %b
254 define float @foof(float %a, float %b, float* nocapture %c) #0 {
256 ; CHECK: # %bb.0: # %entry
257 ; CHECK-NEXT: fsubs 0, 1, 2
258 ; CHECK-NEXT: fcmpu 0, 1, 2
259 ; CHECK-NEXT: stfs 0, 0(5)
260 ; CHECK-NEXT: bgtlr 0
261 ; CHECK-NEXT: # %bb.1: # %entry
262 ; CHECK-NEXT: fmr 1, 2
265 ; CHECK-NO-ISEL-LABEL: foof:
266 ; CHECK-NO-ISEL: # %bb.0: # %entry
267 ; CHECK-NO-ISEL-NEXT: fsubs 0, 1, 2
268 ; CHECK-NO-ISEL-NEXT: fcmpu 0, 1, 2
269 ; CHECK-NO-ISEL-NEXT: stfs 0, 0(5)
270 ; CHECK-NO-ISEL-NEXT: bgtlr 0
271 ; CHECK-NO-ISEL-NEXT: # %bb.1: # %entry
272 ; CHECK-NO-ISEL-NEXT: fmr 1, 2
273 ; CHECK-NO-ISEL-NEXT: blr
275 %sub = fsub float %a, %b
276 store float %sub, float* %c, align 4
277 %cmp = fcmp ogt float %a, %b
278 %cond = select i1 %cmp, float %a, float %b
282 declare i64 @llvm.ctpop.i64(i64);
284 define signext i64 @fooct(i64 signext %a, i64 signext %b, i64* nocapture %c) #0 {
285 ; CHECK-LABEL: fooct:
286 ; CHECK: # %bb.0: # %entry
287 ; CHECK-NEXT: lis 6, 21845
288 ; CHECK-NEXT: sub 7, 3, 4
289 ; CHECK-NEXT: ori 6, 6, 21845
290 ; CHECK-NEXT: lis 9, 13107
291 ; CHECK-NEXT: rotldi 8, 7, 63
292 ; CHECK-NEXT: rldimi 6, 6, 32, 0
293 ; CHECK-NEXT: and 6, 8, 6
294 ; CHECK-NEXT: ori 8, 9, 13107
295 ; CHECK-NEXT: sub 6, 7, 6
296 ; CHECK-NEXT: rldimi 8, 8, 32, 0
297 ; CHECK-NEXT: lis 9, 257
298 ; CHECK-NEXT: rotldi 7, 6, 62
299 ; CHECK-NEXT: and 6, 6, 8
300 ; CHECK-NEXT: ori 9, 9, 257
301 ; CHECK-NEXT: and 7, 7, 8
302 ; CHECK-NEXT: lis 8, 3855
303 ; CHECK-NEXT: add 6, 6, 7
304 ; CHECK-NEXT: ori 7, 8, 3855
305 ; CHECK-NEXT: rldicl 8, 6, 60, 4
306 ; CHECK-NEXT: rldimi 7, 7, 32, 0
307 ; CHECK-NEXT: rldimi 9, 9, 32, 0
308 ; CHECK-NEXT: add 6, 6, 8
309 ; CHECK-NEXT: and 6, 6, 7
310 ; CHECK-NEXT: mulld 6, 6, 9
311 ; CHECK-NEXT: rldicl. 6, 6, 8, 56
312 ; CHECK-NEXT: iselgt 3, 3, 4
313 ; CHECK-NEXT: std 6, 0(5)
316 ; CHECK-NO-ISEL-LABEL: fooct:
317 ; CHECK-NO-ISEL: # %bb.0: # %entry
318 ; CHECK-NO-ISEL-NEXT: lis 6, 21845
319 ; CHECK-NO-ISEL-NEXT: sub 7, 3, 4
320 ; CHECK-NO-ISEL-NEXT: ori 6, 6, 21845
321 ; CHECK-NO-ISEL-NEXT: lis 9, 13107
322 ; CHECK-NO-ISEL-NEXT: rotldi 8, 7, 63
323 ; CHECK-NO-ISEL-NEXT: rldimi 6, 6, 32, 0
324 ; CHECK-NO-ISEL-NEXT: and 6, 8, 6
325 ; CHECK-NO-ISEL-NEXT: ori 8, 9, 13107
326 ; CHECK-NO-ISEL-NEXT: sub 6, 7, 6
327 ; CHECK-NO-ISEL-NEXT: rldimi 8, 8, 32, 0
328 ; CHECK-NO-ISEL-NEXT: lis 9, 257
329 ; CHECK-NO-ISEL-NEXT: rotldi 7, 6, 62
330 ; CHECK-NO-ISEL-NEXT: and 6, 6, 8
331 ; CHECK-NO-ISEL-NEXT: ori 9, 9, 257
332 ; CHECK-NO-ISEL-NEXT: and 7, 7, 8
333 ; CHECK-NO-ISEL-NEXT: lis 8, 3855
334 ; CHECK-NO-ISEL-NEXT: add 6, 6, 7
335 ; CHECK-NO-ISEL-NEXT: ori 7, 8, 3855
336 ; CHECK-NO-ISEL-NEXT: rldicl 8, 6, 60, 4
337 ; CHECK-NO-ISEL-NEXT: rldimi 7, 7, 32, 0
338 ; CHECK-NO-ISEL-NEXT: rldimi 9, 9, 32, 0
339 ; CHECK-NO-ISEL-NEXT: add 6, 6, 8
340 ; CHECK-NO-ISEL-NEXT: and 6, 6, 7
341 ; CHECK-NO-ISEL-NEXT: mulld 6, 6, 9
342 ; CHECK-NO-ISEL-NEXT: rldicl. 6, 6, 8, 56
343 ; CHECK-NO-ISEL-NEXT: bc 12, 1, .LBB10_2
344 ; CHECK-NO-ISEL-NEXT: # %bb.1: # %entry
345 ; CHECK-NO-ISEL-NEXT: ori 3, 4, 0
346 ; CHECK-NO-ISEL-NEXT: b .LBB10_2
347 ; CHECK-NO-ISEL-NEXT: .LBB10_2: # %entry
348 ; CHECK-NO-ISEL-NEXT: std 6, 0(5)
349 ; CHECK-NO-ISEL-NEXT: blr
351 %sub = sub nsw i64 %a, %b
352 %subc = call i64 @llvm.ctpop.i64(i64 %sub)
353 store i64 %subc, i64* %c, align 4
354 %cmp = icmp sgt i64 %subc, 0
355 %cond = select i1 %cmp, i64 %a, i64 %b