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# RUN: llc -mtriple=amdgcn-- -run-pass=print-machine-uniformity -o - %s 2>&1 | FileCheck %s
# CHECK-LABEL: MachineUniformityInfo for function: basic
# CHECK-NEXT: CYCLES ASSSUMED DIVERGENT:
# CHECK-NEXT: depth=1: entries(bb.1 bb.3) bb.2
# CHECK-LABEL: BLOCK bb.1
# CHECK: DIVERGENT
# CHECK: DIVERGENT
# CHECK-LABEL: BLOCK bb.2
# CHECK: DIVERGENT
# CHECK: DIVERGENT
# CHECK-LABEL: BLOCK bb.3
# CHECK: DIVERGENT
# CHECK: DIVERGENT
# CHECK-LABEL: BLOCK bb.4
# CHECK-NOT: DIVERGENT
---
name: basic
tracksRegLiveness: true
body: |
bb.0:
successors: %bb.3, %bb.1
%0:_(s32) = G_IMPLICIT_DEF
%1:_(s32) = G_CONSTANT i32 0
%2:_(s32) = G_IMPLICIT_DEF
%3:_(s32) = G_CONSTANT i32 1
%4:_(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.workitem.id.x)
%6:_(s1) = G_ICMP intpred(slt), %1(s32), %0(s32) ;uniform condition
%7:_(s1) = G_ICMP intpred(eq), %4(s32), %0 ;divergent condition
G_BRCOND %7(s1), %bb.3
G_BR %bb.1
bb.1:
successors: %bb.2
%8:_(s32) = G_PHI %0(s32), %bb.0, %2(s32), %bb.3
%9:_(s32) = G_ADD %8(s32), %3(s32)
G_BR %bb.2
bb.2:
successors: %bb.3, %bb.4
%13:_(s32) = G_ADD %2(s32), %3(s32)
%10:_(s32) = G_ADD %8(s32), %3(s32)
G_BRCOND %6(s1), %bb.3
G_BR %bb.4
bb.3:
successors: %bb.1
%11:_(s32) = G_PHI %13(s32), %bb.2, %0(s32), %bb.0
%12:_(s32) = G_ADD %11(s32), %3(s32)
G_BR %bb.1
bb.4:
%14:_(s32) = G_ADD %2(s32), %3(s32)
S_ENDPGM 0
...
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