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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 4
; RUN: opt -S -passes='default<O3>' < %s | FileCheck %s
define i8 @test_switch_with_sext_phi(i8 %code) {
; CHECK-LABEL: define noundef i8 @test_switch_with_sext_phi(
; CHECK-SAME: i8 [[CODE:%.*]]) local_unnamed_addr #[[ATTR0:[0-9]+]] {
; CHECK-NEXT: entry:
; CHECK-NEXT: switch i8 [[CODE]], label [[SW_EPILOG:%.*]] [
; CHECK-NEXT: i8 76, label [[SW_BB3:%.*]]
; CHECK-NEXT: i8 108, label [[SW_BB2:%.*]]
; CHECK-NEXT: ]
; CHECK: sw.bb2:
; CHECK-NEXT: br label [[SW_EPILOG]]
; CHECK: sw.bb3:
; CHECK-NEXT: br label [[SW_EPILOG]]
; CHECK: sw.epilog:
; CHECK-NEXT: [[PEP_CODE:%.*]] = phi i8 [ 81, [[SW_BB3]] ], [ 113, [[SW_BB2]] ], [ [[CODE]], [[ENTRY:%.*]] ]
; CHECK-NEXT: ret i8 [[PEP_CODE]]
;
entry:
%conv = sext i8 %code to i32
switch i32 %conv, label %sw.default [
i32 105, label %sw.epilog
i32 73, label %sw.bb1
i32 108, label %sw.bb2
i32 76, label %sw.bb3
i32 63, label %sw.bb4
]
sw.bb1:
br label %sw.epilog
sw.bb2:
br label %sw.epilog
sw.bb3:
br label %sw.epilog
sw.bb4:
br label %sw.epilog
sw.default:
br label %sw.epilog
sw.epilog:
%pep_code = phi i8 [ %code, %sw.default ], [ 63, %sw.bb4 ], [ 81, %sw.bb3 ], [ 113, %sw.bb2 ], [ 73, %sw.bb1 ], [ 105, %entry ]
ret i8 %pep_code
}
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