| ; A non-intrinsic aggregate-returning call is already a single value-id | |
| ; (OpFunctionCall returns one result id), so an aggregate PHI arm fed by one | |
| ; must NOT be reassembled: no OpCompositeInsert is emitted for the arms. | |
| ; RUN: llc -verify-machineinstrs -O0 -mtriple=spirv64 %s -o - | FileCheck %s | |
| ; RUN: %if spirv-tools %{ llc -O0 -mtriple=spirv64 %s -o - -filetype=obj | spirv-val %} | |
| ; CHECK-DAG: %[[#I64:]] = OpTypeInt 64 0 | |
| ; CHECK-DAG: %[[#STRUCT:]] = OpTypeStruct %[[#I64]] | |
| ; CHECK: %[[#]] = OpFunctionCall %[[#STRUCT]] | |
| ; CHECK-NOT: OpCompositeInsert | |
| ; CHECK: %[[#PHI:]] = OpPhi %[[#STRUCT]] | |
| ; CHECK: OpCompositeExtract %[[#I64]] %[[#PHI]] 0 | |
| define i64 @phi_call_aggregate(i1 %c) { | |
| entry: | |
| br i1 %c, label %bb0, label %bb1 | |
| bb0: | |
| %0 = call { i64 } @producer() | |
| br label %epilog | |
| bb1: | |
| %1 = call { i64 } @producer() | |
| br label %epilog | |
| epilog: | |
| %2 = phi { i64 } [ %0, %bb0 ], [ %1, %bb1 ] | |
| %3 = extractvalue { i64 } %2, 0 | |
| ret i64 %3 | |
| } | |
| declare { i64 } @producer() |