[llvm-branch-commits] [CallSiteInfo][CallGraphSection] Extract and propagate indirect call type ids (PR #87575)

[Paul Kirth via llvm-branch-commits]

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@@ -0,0 +1,39 @@
+; Tests that call site type ids can be extracted and set from type operand
+; bundles.
+
+; Verify the exact typeId value to ensure it is not garbage but the value
+; computed as the type id from the type operand bundle.
+; RUN: llc --call-graph-section -mtriple aarch64-linux-gnu %s -stop-before=finalize-isel -o - | FileCheck %s
+
+; ModuleID = 'test.c'
+source_filename = "test.c"
+target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
+target triple = "aarch64-unknown-linux-gnu"
+
+define dso_local void @foo(i8 signext %a) !type !3 {
+entry:
+  ret void
+}
+
+; CHECK: name: main
+define dso_local i32 @main() !type !4 {
+entry:
+  %retval = alloca i32, align 4
+  %fp = alloca void (i8)*, align 8
+  store i32 0, i32* %retval, align 4
+  store void (i8)* @foo, void (i8)** %fp, align 8
+  %0 = load void (i8)*, void (i8)** %fp, align 8
+  ; CHECK: callSites:
+  ; CHECK-NEXT: - { bb: {{.*}}, offset: {{.*}}, fwdArgRegs: [], typeId:
+  ; CHECK-NEXT: 7854600665770582568 }
+  call void %0(i8 signext 97) [ "type"(metadata !"_ZTSFvcE.generalized") ]
+  ret i32 0
+}
+
+!llvm.module.flags = !{!0, !1, !2}
+
+!0 = !{i32 1, !"wchar_size", i32 4}
+!1 = !{i32 7, !"uwtable", i32 1}
+!2 = !{i32 7, !"frame-pointer", i32 2}
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ilovepi wrote:

I think these can probably be dropped too.

https://github.com/llvm/llvm-project/pull/87575