1 ; RUN: llc -O0 -verify-machineinstrs -asm-verbose=0 -march=amdgcn < %s | FileCheck -check-prefix=SI -check-prefix=COMMON %s
2 ; RUN: llc -O0 -verify-machineinstrs -asm-verbose=0 -march=amdgcn -mcpu=tonga < %s | FileCheck -check-prefix=SI -check-prefix=COMMON %s
3 ; XUN: llc -O0 -verify-machineinstrs -asm-verbose=0 -march=r600 -mcpu=redwood < %s | FileCheck -check-prefix=EG -check-prefix=COMMON %s
5 ; SI hits an assertion at -O0, evergreen hits a not implemented unreachable.
7 ; COMMON-LABEL: {{^}}branch_true:
8 define amdgpu_kernel void @branch_true(i8 addrspace(1)* nocapture %main, i32 %main_stride) #0 {
10 br i1 true, label %for.end, label %for.body.lr.ph
12 for.body.lr.ph: ; preds = %entry
13 %add.ptr.sum = shl i32 %main_stride, 1
14 %add.ptr1.sum = add i32 %add.ptr.sum, %main_stride
15 %add.ptr4.sum = shl i32 %main_stride, 2
18 for.body: ; preds = %for.body, %for.body.lr.ph
19 %main.addr.011 = phi i8 addrspace(1)* [ %main, %for.body.lr.ph ], [ %add.ptr6, %for.body ]
20 %0 = bitcast i8 addrspace(1)* %main.addr.011 to i32 addrspace(1)*
21 %1 = load i32, i32 addrspace(1)* %0, align 4
22 %add.ptr = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 %main_stride
23 %2 = bitcast i8 addrspace(1)* %add.ptr to i32 addrspace(1)*
24 %3 = load i32, i32 addrspace(1)* %2, align 4
25 %add.ptr1 = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 %add.ptr.sum
26 %4 = bitcast i8 addrspace(1)* %add.ptr1 to i32 addrspace(1)*
27 %5 = load i32, i32 addrspace(1)* %4, align 4
28 %add.ptr2 = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 %add.ptr1.sum
29 %6 = bitcast i8 addrspace(1)* %add.ptr2 to i32 addrspace(1)*
30 %7 = load i32, i32 addrspace(1)* %6, align 4
31 %add.ptr3 = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 %add.ptr4.sum
32 %8 = bitcast i8 addrspace(1)* %add.ptr3 to i32 addrspace(1)*
33 %9 = load i32, i32 addrspace(1)* %8, align 4
34 %add.ptr6 = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 undef
35 br i1 undef, label %for.end, label %for.body
37 for.end: ; preds = %for.body, %entry
41 ; COMMON-LABEL: {{^}}branch_false:
44 define amdgpu_kernel void @branch_false(i8 addrspace(1)* nocapture %main, i32 %main_stride) #0 {
46 br i1 false, label %for.end, label %for.body.lr.ph
48 for.body.lr.ph: ; preds = %entry
49 %add.ptr.sum = shl i32 %main_stride, 1
50 %add.ptr1.sum = add i32 %add.ptr.sum, %main_stride
51 %add.ptr4.sum = shl i32 %main_stride, 2
54 for.body: ; preds = %for.body, %for.body.lr.ph
55 %main.addr.011 = phi i8 addrspace(1)* [ %main, %for.body.lr.ph ], [ %add.ptr6, %for.body ]
56 %0 = bitcast i8 addrspace(1)* %main.addr.011 to i32 addrspace(1)*
57 %1 = load i32, i32 addrspace(1)* %0, align 4
58 %add.ptr = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 %main_stride
59 %2 = bitcast i8 addrspace(1)* %add.ptr to i32 addrspace(1)*
60 %3 = load i32, i32 addrspace(1)* %2, align 4
61 %add.ptr1 = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 %add.ptr.sum
62 %4 = bitcast i8 addrspace(1)* %add.ptr1 to i32 addrspace(1)*
63 %5 = load i32, i32 addrspace(1)* %4, align 4
64 %add.ptr2 = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 %add.ptr1.sum
65 %6 = bitcast i8 addrspace(1)* %add.ptr2 to i32 addrspace(1)*
66 %7 = load i32, i32 addrspace(1)* %6, align 4
67 %add.ptr3 = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 %add.ptr4.sum
68 %8 = bitcast i8 addrspace(1)* %add.ptr3 to i32 addrspace(1)*
69 %9 = load i32, i32 addrspace(1)* %8, align 4
70 %add.ptr6 = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 undef
71 br i1 undef, label %for.end, label %for.body
73 for.end: ; preds = %for.body, %entry
77 ; COMMON-LABEL: {{^}}branch_undef:
81 define amdgpu_kernel void @branch_undef(i8 addrspace(1)* nocapture %main, i32 %main_stride) #0 {
83 br i1 undef, label %for.end, label %for.body.lr.ph
85 for.body.lr.ph: ; preds = %entry
86 %add.ptr.sum = shl i32 %main_stride, 1
87 %add.ptr1.sum = add i32 %add.ptr.sum, %main_stride
88 %add.ptr4.sum = shl i32 %main_stride, 2
91 for.body: ; preds = %for.body, %for.body.lr.ph
92 %main.addr.011 = phi i8 addrspace(1)* [ %main, %for.body.lr.ph ], [ %add.ptr6, %for.body ]
93 %0 = bitcast i8 addrspace(1)* %main.addr.011 to i32 addrspace(1)*
94 %1 = load i32, i32 addrspace(1)* %0, align 4
95 %add.ptr = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 %main_stride
96 %2 = bitcast i8 addrspace(1)* %add.ptr to i32 addrspace(1)*
97 %3 = load i32, i32 addrspace(1)* %2, align 4
98 %add.ptr1 = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 %add.ptr.sum
99 %4 = bitcast i8 addrspace(1)* %add.ptr1 to i32 addrspace(1)*
100 %5 = load i32, i32 addrspace(1)* %4, align 4
101 %add.ptr2 = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 %add.ptr1.sum
102 %6 = bitcast i8 addrspace(1)* %add.ptr2 to i32 addrspace(1)*
103 %7 = load i32, i32 addrspace(1)* %6, align 4
104 %add.ptr3 = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 %add.ptr4.sum
105 %8 = bitcast i8 addrspace(1)* %add.ptr3 to i32 addrspace(1)*
106 %9 = load i32, i32 addrspace(1)* %8, align 4
107 %add.ptr6 = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 undef
108 br i1 undef, label %for.end, label %for.body
110 for.end: ; preds = %for.body, %entry
114 attributes #0 = { nounwind }