; The goal of the test is to check that newly inserted `ptrcast` internal ; intrinsic functions for PHI's operands are inserted at the correct ; positions, and don't break rules of instruction domination and PHI nodes ; grouping at top of basic block. ; RUN: llc -verify-machineinstrs -O0 -mtriple=spirv64-unknown-unknown %s -o - | FileCheck %s ; RUN: %if spirv-tools %{ llc -O0 -mtriple=spirv64-unknown-unknown %s -o - -filetype=obj | spirv-val %} ; CHECK-DAG: OpName %[[#Case1:]] "case1" ; CHECK-DAG: OpName %[[#Case2:]] "case2" ; CHECK-DAG: OpName %[[#Case3:]] "case3" %struct1 = type { i64 } %struct2 = type { i64, i64 } @.str.1 = private unnamed_addr addrspace(1) constant [3 x i8] c"OK\00", align 1 @.str.2 = private unnamed_addr addrspace(1) constant [6 x i8] c"WRONG\00", align 1 ; CHECK: %[[#Case1]] = OpFunction define spir_func void @case1(i1 %b1, i1 %b2, i1 %b3) { entry: ; CHECK: OpBranchConditional %[[#]] %[[#l1:]] %[[#l2:]] br i1 %b1, label %l1, label %l2 l1: %str = phi ptr addrspace(1) [ @.str.1, %entry ], [ @.str.2, %l2 ], [ @.str.2, %l3 ] br label %exit ; CHECK: %[[#l2]] = OpLabel ; CHECK: OpBranchConditional %[[#]] %[[#l1]] %[[#l3:]] l2: br i1 %b2, label %l1, label %l3 ; CHECK: %[[#l3]] = OpLabel ; CHECK: OpBranchConditional %[[#]] %[[#l1]] %[[#exit:]] l3: br i1 %b3, label %l1, label %exit ; CHECK: %[[#l1]] = OpLabel ; CHECK-NEXT: OpPhi ; CHECK: OpBranch %[[#exit]] ; CHECK: %[[#exit]] = OpLabel ; CHECK: OpReturn exit: ret void } ; CHECK: %[[#Case2]] = OpFunction define spir_func void @case2(i1 %b1, i1 %b2, i1 %b3, ptr addrspace(1) byval(%struct1) %str1, ptr addrspace(1) byval(%struct2) %str2) { entry: ; CHECK: OpBranchConditional %[[#]] %[[#l1:]] %[[#l2:]] br i1 %b1, label %l1, label %l2 l1: %str = phi ptr addrspace(1) [ %str1, %entry ], [ %str2, %l2 ], [ %str2, %l3 ] br label %exit ; CHECK: %[[#l2]] = OpLabel ; CHECK: OpBranchConditional %[[#]] %[[#l1]] %[[#l3:]] l2: br i1 %b2, label %l1, label %l3 ; CHECK: %[[#l3]] = OpLabel ; CHECK: OpBranchConditional %[[#]] %[[#l1]] %[[#exit:]] l3: br i1 %b3, label %l1, label %exit ; CHECK: %[[#l1]] = OpLabel ; CHECK-NEXT: OpPhi ; CHECK: OpBranch %[[#exit]] ; CHECK: %[[#exit]] = OpLabel ; CHECK: OpReturn exit: ret void } ; CHECK: %[[#Case3]] = OpFunction define spir_func void @case3(i1 %b1, i1 %b2, i1 %b3, ptr addrspace(1) byval(%struct1) %_arg_str1, ptr addrspace(1) byval(%struct2) %_arg_str2) { ; CHECK: OpBranchConditional %[[#]] %[[#l1:]] %[[#l2:]] entry: br i1 %b1, label %l1, label %l2 l1: %str = phi ptr addrspace(1) [ %_arg_str1, %entry ], [ %str2, %l2 ], [ %str3, %l3 ] br label %exit ; CHECK: %[[#l2]] = OpLabel ; CHECK: OpInBoundsPtrAccessChain ; CHECK: OpBranchConditional %[[#]] %[[#l1]] %[[#l3:]] l2: %str2 = getelementptr inbounds %struct2, ptr addrspace(1) %_arg_str2, i32 1 br i1 %b2, label %l1, label %l3 ; CHECK: %[[#l3]] = OpLabel ; CHECK: OpInBoundsPtrAccessChain ; CHECK: OpBranchConditional %[[#]] %[[#l1]] %[[#exit:]] l3: %str3 = getelementptr inbounds %struct2, ptr addrspace(1) %_arg_str2, i32 2 br i1 %b3, label %l1, label %exit ; CHECK: %[[#l1]] = OpLabel ; CHECK-NEXT: OpPhi ; CHECK: OpBranch %[[#exit]] ; CHECK: %[[#exit]] = OpLabel ; CHECK: OpReturn exit: ret void }