Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a

external/llvm/test/CodeGen/AMDGPU/structurize1.ll

@@ -1,62 +0,0 @@
-; RUN: llc -march=r600 -mcpu=redwood -r600-if-convert=0 < %s | FileCheck %s
-
-; This tests for abug where the AMDILCFGStructurizer was crashing on loops
-; like this:
-;
-; for (i = 0; i < x; i++) {
-;   if (cond0) {
-;     if (cond1) {
-;
-;     } else {
-;
-;     }
-;     if (cond2) {
-;
-;     }
-;   }
-; }
-
-; CHECK-LABEL: {{^}}if_inside_loop:
-; CHECK: LOOP_START_DX10
-; CHECK: END_LOOP
-define amdgpu_kernel void @if_inside_loop(i32 addrspace(1)* %out, i32 %a, i32 %b, i32 %c, i32 %d) {
-entry:
-  br label %for.body
-
-for.body:
-  %0 = phi i32 [0, %entry], [%inc, %for.inc]
-  %val = phi i32 [0, %entry], [%val.for.inc, %for.inc]
-  %inc = add i32 %0, 1
-  %1 = icmp ult i32 10, %a
-  br i1 %1, label %for.inc, label %if.then
-
-if.then:
-  %2 = icmp ne i32 0, %b
-  br i1 %2, label %if.then.true, label %if.then.false
-
-if.then.true:
-  %3 = add i32 %a, %val
-  br label %if
-
-if.then.false:
-  %4 = mul i32 %a, %val
-  br label %if
-
-if:
-  %val.if = phi i32 [%3, %if.then.true], [%4, %if.then.false]
-  %5 = icmp ne i32 0, %c
-  br i1 %5, label %if.true, label %for.inc
-
-if.true:
-  %6 = add i32 %a, %val.if
-  br label %for.inc
-
-for.inc:
-  %val.for.inc = phi i32 [%val, %for.body], [%val.if, %if], [%6, %if.true]
-  %7 = icmp ne i32 0, %d
-  br i1 %7, label %for.body, label %exit
-
-exit:
-  store i32 %val.for.inc, i32 addrspace(1)* %out
-  ret void
-}