xref: /llvm-project/llvm/test/DebugInfo/ARM/call-site-info-output.ll (revision c15c68abdc6f1afece637bdedba808676191a8e6)
1*c15c68abSDjordje Todorovic; RUN: llc -emit-call-site-info -mtriple arm-linux-gnu -debug-entry-values %s -o - -stop-before=finalize-isel | FileCheck %s
202682498SNikola Prica; Verify that Selection DAG knows how to recognize simple function parameter forwarding registers.
302682498SNikola Prica; Produced from:
402682498SNikola Prica; extern int fn1(int,int,int);
502682498SNikola Prica; int fn2(int a, int b, int c) {
602682498SNikola Prica;   int local = fn1(a+b, c, 10);
702682498SNikola Prica;   if (local > 10)
802682498SNikola Prica;     return local + 10;
902682498SNikola Prica;   return local;
1002682498SNikola Prica; }
1102682498SNikola Prica; clang -g -O2 -target arm-linux-gnu -S -emit-llvm %s
1202682498SNikola Prica; CHECK: callSites:
1302682498SNikola Prica; CHECK-NEXT:   - { bb: {{.*}}, offset: {{.*}}, fwdArgRegs:
1402682498SNikola Prica; CHECK-NEXT:       - { arg: 0, reg: '$r0' }
1502682498SNikola Prica; CHECK-NEXT:       - { arg: 1, reg: '$r1' }
1602682498SNikola Prica; CHECK-NEXT:       - { arg: 2, reg: '$r2' } }
1702682498SNikola Prica
1802682498SNikola Prica; ModuleID = 'call-site-info-output.c'
1902682498SNikola Pricasource_filename = "call-site-info-output.c"
2002682498SNikola Pricatarget datalayout = "e-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64"
2102682498SNikola Pricatarget triple = "armv4t-unknown-linux-gnu"
2202682498SNikola Prica
2302682498SNikola Prica; Function Attrs: nounwind
2402682498SNikola Pricadefine dso_local arm_aapcscc i32 @fn2(i32 %a, i32 %b, i32 %c) {
2502682498SNikola Pricaentry:
2602682498SNikola Prica  %add = add nsw i32 %b, %a
2702682498SNikola Prica  %call = tail call arm_aapcscc i32 @fn1(i32 %add, i32 %c, i32 10)
2802682498SNikola Prica  %cmp = icmp sgt i32 %call, 10
2902682498SNikola Prica  %add1 = select i1 %cmp, i32 %c, i32 0
3002682498SNikola Prica  %retval.0 = add nsw i32 %add1, %call
3102682498SNikola Prica  ret i32 %retval.0
3202682498SNikola Prica}
3302682498SNikola Prica
3402682498SNikola Pricadeclare dso_local arm_aapcscc i32 @fn1(i32, i32, i32) local_unnamed_addr
3502682498SNikola Prica
3602682498SNikola Prica; Function Attrs: nounwind readnone speculatable willreturn
3702682498SNikola Pricadeclare void @llvm.dbg.value(metadata, metadata, metadata)
3802682498SNikola Prica
3902682498SNikola Prica!llvm.ident = !{!0}
4002682498SNikola Prica
4102682498SNikola Prica!0 = !{!"clang version 10.0.0"}
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