1 ; RUN: llc -O2 -march=bpfel -mcpu=v2 -mattr=+alu32 < %s | FileCheck %s
3 ; long long select_u(unsigned a, unsigned b, long long c, long long d)
11 ; long long select_u_2(unsigned a, unsigned long long b, long long c, long long d)
19 ; long long select_s(signed a, signed b, long long c, long long d)
29 ; int foo (int b, int c)
31 ; unsigned int i32_val = (unsigned int) bar();
39 ; int *inc_p (int *p, unsigned a)
44 ; Function Attrs: norecurse nounwind readnone
45 define dso_local i64 @select_u(i32 %a, i32 %b, i64 %c, i64 %d) local_unnamed_addr #0 {
46 ; CHECK-LABEL: select_u:
48 %cmp = icmp ugt i32 %a, %b
49 %c.d = select i1 %cmp, i64 %c, i64 %d
50 ; CHECK-NOT: r{{[0-9]+}} <<= 32
51 ; CHECK-NOT: r{{[0-9]+}} >>= 32
52 ; CHECK: if r{{[0-9]+}} {{<|>}} r{{[0-9]+}} goto
56 ; Function Attrs: norecurse nounwind readnone
57 define dso_local i64 @select_u_2(i32 %a, i64 %b, i64 %c, i64 %d) local_unnamed_addr #0 {
58 ; CHECK-LABEL: select_u_2:
60 %conv = zext i32 %a to i64
61 ; CHECK-NOT: r{{[0-9]+}} <<= 32
62 ; CHECK-NOT: r{{[0-9]+}} >>= 32
63 %cmp = icmp ugt i64 %conv, %b
64 %c.d = select i1 %cmp, i64 %c, i64 %d
68 ; Function Attrs: norecurse nounwind readnone
69 define dso_local i64 @select_s(i32 %a, i32 %b, i64 %c, i64 %d) local_unnamed_addr #0 {
70 ; CHECK-LABEL: select_s:
72 %cmp = icmp sgt i32 %a, %b
73 %c.d = select i1 %cmp, i64 %c, i64 %d
74 ; CHECK: r{{[0-9]+}} <<= 32
75 ; CHECK-NEXT: r{{[0-9]+}} s>>= 32
76 ; CHECK: if r{{[0-9]+}} s{{<|>}} r{{[0-9]+}} goto
80 ; Function Attrs: nounwind
81 define dso_local i32 @foo(i32 %b, i32 %c) local_unnamed_addr #0 {
84 %call = tail call i64 bitcast (i64 (...)* @bar to i64 ()*)() #2
85 %conv = trunc i64 %call to i32
86 %cmp = icmp ult i32 %conv, 10
87 ; The shifts can't be optimized out because %call comes from function call
88 ; returning i64 so the high bits might be valid.
89 ; CHECK: r{{[0-9]+}} <<= 32
90 ; CHECK-NEXT: r{{[0-9]+}} >>= 32
91 %b.c = select i1 %cmp, i32 %b, i32 %c
92 ; CHECK: if r{{[0-9]+}} {{<|>}} {{[0-9]+}} goto
96 declare dso_local i64 @bar(...) local_unnamed_addr #1
98 ; Function Attrs: norecurse nounwind readnone
99 define dso_local i32* @inc_p(i32* readnone %p, i32 %a) local_unnamed_addr #0 {
100 ; CHECK-LABEL: inc_p:
102 %idx.ext = zext i32 %a to i64
103 ; CHECK-NOT: r{{[0-9]+}} <<= 32
104 ; CHECK-NOT: r{{[0-9]+}} >>= 32
105 %add.ptr = getelementptr inbounds i32, i32* %p, i64 %idx.ext