llvm-project/llvm/test/CodeGen/Hexagon/rdf-ignore-undef.ll

56 lines
1.9 KiB
LLVM

; RUN: llc -march=hexagon -verify-machineinstrs < %s | FileCheck %s
; Check that we don't crash.
; CHECK: call foo
target triple = "hexagon"
%struct.1 = type { i16, i8, i32, i8*, i8*, i8*, i8*, i8*, i8*, i32* }
%struct.0 = type { i32, i32, i32, i32, i32, i32, i32, i32, i32 }
declare void @foo(i8*, %struct.0*) local_unnamed_addr #0
declare void @bar(%struct.1*, %struct.0* readonly) local_unnamed_addr #0
define i32 @fred(i32 %argc, i8** nocapture readonly %argv) local_unnamed_addr #0 {
entry:
br label %do.body
do.body: ; preds = %if.end88.do.body_crit_edge, %entry
%cond = icmp eq i32 undef, 0
br i1 %cond, label %if.end49, label %if.then124
if.end49: ; preds = %do.body
call void @foo(i8* nonnull undef, %struct.0* nonnull undef) #0
br i1 undef, label %if.end55, label %if.then53
if.then53: ; preds = %if.end49
call void @bar(%struct.1* null, %struct.0* nonnull undef)
br label %if.end55
if.end55: ; preds = %if.then53, %if.end49
switch i8 undef, label %sw.epilog79 [
i8 0, label %sw.bb77
i8 3, label %sw.bb77
]
sw.bb77: ; preds = %if.end55, %if.end55
br label %sw.epilog79
sw.epilog79: ; preds = %sw.bb77, %if.end55
br i1 undef, label %if.end88, label %if.then81
if.then81: ; preds = %sw.epilog79
br label %if.end88
if.end88: ; preds = %if.then81, %sw.epilog79
store float 0.000000e+00, float* undef, align 4
br i1 undef, label %if.end88.do.body_crit_edge, label %if.then124
if.end88.do.body_crit_edge: ; preds = %if.end88
br label %do.body
if.then124: ; preds = %if.end88, %do.body
unreachable
}
attributes #0 = { nounwind }