[llvm-branch-commits] [llvm] [llvm] Add option to emit `callgraph` section (PR #87574)
via llvm-branch-commits
llvm-branch-commits at lists.llvm.org
Wed Mar 12 18:03:50 PDT 2025
https://github.com/Prabhuk updated https://github.com/llvm/llvm-project/pull/87574
>From 1d7ee612e408ee7e64e984eb08e6d7089a435d09 Mon Sep 17 00:00:00 2001
From: Necip Fazil Yildiran <necip at google.com>
Date: Sun, 2 Feb 2025 00:58:49 +0000
Subject: [PATCH 1/2] Simplify MIR test.
Created using spr 1.3.6-beta.1
---
.../CodeGen/MIR/X86/call-site-info-typeid.mir | 21 ++++++-------------
1 file changed, 6 insertions(+), 15 deletions(-)
diff --git a/llvm/test/CodeGen/MIR/X86/call-site-info-typeid.mir b/llvm/test/CodeGen/MIR/X86/call-site-info-typeid.mir
index 5ab797bfcc18f..a99ee50a608fb 100644
--- a/llvm/test/CodeGen/MIR/X86/call-site-info-typeid.mir
+++ b/llvm/test/CodeGen/MIR/X86/call-site-info-typeid.mir
@@ -8,11 +8,6 @@
# CHECK-NEXT: 123456789 }
--- |
- ; ModuleID = 'test.ll'
- source_filename = "test.ll"
- target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
- target triple = "x86_64-unknown-linux-gnu"
-
define dso_local void @foo(i8 signext %a) {
entry:
ret void
@@ -21,10 +16,10 @@
define dso_local i32 @main() {
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
+ %fp = alloca ptr, align 8
+ store i32 0, ptr %retval, align 4
+ store ptr @foo, ptr %fp, align 8
+ %0 = load ptr, ptr %fp, align 8
call void %0(i8 signext 97)
ret i32 0
}
@@ -42,12 +37,8 @@ body: |
name: main
tracksRegLiveness: true
stack:
- - { id: 0, name: retval, type: default, offset: 0, size: 4, alignment: 4,
- stack-id: default, callee-saved-register: '', callee-saved-restored: true,
- debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
- - { id: 1, name: fp, type: default, offset: 0, size: 8, alignment: 8,
- stack-id: default, callee-saved-register: '', callee-saved-restored: true,
- debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
+ - { id: 0, name: retval, size: 4, alignment: 4 }
+ - { id: 1, name: fp, size: 8, alignment: 8 }
callSites:
- { bb: 0, offset: 6, fwdArgRegs: [], typeId:
123456789 }
>From 86e2c9dc37170499252ed50c6bbef2931e106fbb Mon Sep 17 00:00:00 2001
From: prabhukr <prabhukr at google.com>
Date: Thu, 13 Mar 2025 01:03:40 +0000
Subject: [PATCH 2/2] Add requested tests part 1.
Created using spr 1.3.6-beta.1
---
...te-info-ambiguous-indirect-call-typeid.mir | 145 ++++++++++++++++++
.../call-site-info-direct-calls-typeid.mir | 145 ++++++++++++++++++
2 files changed, 290 insertions(+)
create mode 100644 llvm/test/CodeGen/MIR/X86/call-site-info-ambiguous-indirect-call-typeid.mir
create mode 100644 llvm/test/CodeGen/MIR/X86/call-site-info-direct-calls-typeid.mir
diff --git a/llvm/test/CodeGen/MIR/X86/call-site-info-ambiguous-indirect-call-typeid.mir b/llvm/test/CodeGen/MIR/X86/call-site-info-ambiguous-indirect-call-typeid.mir
new file mode 100644
index 0000000000000..9d1b099cc9093
--- /dev/null
+++ b/llvm/test/CodeGen/MIR/X86/call-site-info-ambiguous-indirect-call-typeid.mir
@@ -0,0 +1,145 @@
+# Test MIR printer and parser for type id field in callSites. It is used
+# for propogating call site type identifiers to emit in the call graph section.
+
+# RUN: llc --call-graph-section %s -run-pass=none -o - | FileCheck %s
+# CHECK: name: main
+# CHECK: callSites:
+# CHECK-NEXT: - { bb: {{.*}}, offset: {{.*}}, fwdArgRegs: []
+# CHECK-NEXT: - { bb: {{.*}}, offset: {{.*}}, fwdArgRegs: [], typeId:
+# CHECK-NEXT: 1234567890 }
+
+--- |
+ ; Function Attrs: mustprogress noinline nounwind optnone uwtable
+ define dso_local noundef i32 @_Z3addii(i32 noundef %a, i32 noundef %b) #0 !type !6 !type !6 {
+ entry:
+ %a.addr = alloca i32, align 4
+ %b.addr = alloca i32, align 4
+ store i32 %a, ptr %a.addr, align 4
+ store i32 %b, ptr %b.addr, align 4
+ %0 = load i32, ptr %a.addr, align 4
+ %1 = load i32, ptr %b.addr, align 4
+ %add = add nsw i32 %0, %1
+ ret i32 %add
+ }
+
+ ; Function Attrs: mustprogress noinline nounwind optnone uwtable
+ define dso_local noundef i32 @_Z8multiplyii(i32 noundef %a, i32 noundef %b) #0 !type !6 !type !6 {
+ entry:
+ %a.addr = alloca i32, align 4
+ %b.addr = alloca i32, align 4
+ store i32 %a, ptr %a.addr, align 4
+ store i32 %b, ptr %b.addr, align 4
+ %0 = load i32, ptr %a.addr, align 4
+ %1 = load i32, ptr %b.addr, align 4
+ %mul = mul nsw i32 %0, %1
+ ret i32 %mul
+ }
+
+ ; Function Attrs: mustprogress noinline nounwind optnone uwtable
+ define dso_local noundef ptr @_Z13get_operationb(i1 noundef zeroext %is_addition) #0 !type !7 !type !7 {
+ entry:
+ %is_addition.addr = alloca i8, align 1
+ %storedv = zext i1 %is_addition to i8
+ store i8 %storedv, ptr %is_addition.addr, align 1
+ %0 = load i8, ptr %is_addition.addr, align 1
+ %loadedv = trunc i8 %0 to i1
+ br i1 %loadedv, label %cond.true, label %cond.false
+
+ cond.true: ; preds = %entry
+ br label %cond.end
+
+ cond.false: ; preds = %entry
+ br label %cond.end
+
+ cond.end: ; preds = %cond.false, %cond.true
+ %cond = phi ptr [ @_Z3addii, %cond.true ], [ @_Z8multiplyii, %cond.false ]
+ ret ptr %cond
+ }
+
+ ; Function Attrs: mustprogress noinline norecurse optnone uwtable
+ define dso_local noundef i32 @main(i32 noundef %argc) #1 !type !8 !type !8 {
+ entry:
+ %retval = alloca i32, align 4
+ %argc.addr = alloca i32, align 4
+ %x = alloca i32, align 4
+ %y = alloca i32, align 4
+ %op = alloca ptr, align 8
+ store i32 0, ptr %retval, align 4
+ store i32 %argc, ptr %argc.addr, align 4
+ store i32 5, ptr %x, align 4
+ store i32 10, ptr %y, align 4
+ %0 = load i32, ptr %argc.addr, align 4
+ %rem = srem i32 %0, 2
+ %cmp = icmp eq i32 %rem, 0
+ %call = call noundef ptr @_Z13get_operationb(i1 noundef zeroext %cmp) [ "callee_type"(metadata !"_ZTSFPvbE.generalized") ]
+ store ptr %call, ptr %op, align 8
+ %1 = load ptr, ptr %op, align 8
+ %2 = load i32, ptr %x, align 4
+ %3 = load i32, ptr %y, align 4
+ %call1 = call noundef i32 %1(i32 noundef %2, i32 noundef %3) [ "callee_type"(metadata !"_ZTSFiiiE.generalized") ]
+ ret i32 %call1
+ }
+
+ attributes #0 = { mustprogress noinline nounwind optnone uwtable "frame-pointer"="all" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
+ attributes #1 = { mustprogress noinline norecurse optnone uwtable "frame-pointer"="all" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
+
+ !6 = !{i64 0, !"_ZTSFiiiE.generalized"}
+ !7 = !{i64 0, !"_ZTSFPvbE.generalized"}
+ !8 = !{i64 0, !"_ZTSFiiE.generalized"}
+
+...
+---
+name: main
+liveins:
+ - { reg: '$edi', virtual-reg: '%0' }
+stack:
+ - { id: 0, name: retval, size: 4 }
+ - { id: 1, name: argc.addr, size: 4 }
+ - { id: 2, name: x, size: 4 }
+ - { id: 3, name: y, size: 4 }
+ - { id: 4, name: op, size: 8 }
+callSites:
+ - { bb: 0, offset: 18, fwdArgRegs: [] }
+ - { bb: 0, offset: 29, fwdArgRegs: [], typeId:
+ 1234567890 }
+body: |
+ bb.0.entry:
+ liveins: $edi
+
+ %0:gr32 = COPY $edi
+ %1:gr32 = COPY killed %0
+ MOV32mi %stack.0.retval, 1, $noreg, 0, $noreg, 0 :: (store (s32) into %ir.retval)
+ MOV32mr %stack.1.argc.addr, 1, $noreg, 0, $noreg, %1 :: (store (s32) into %ir.argc.addr)
+ MOV32mi %stack.2.x, 1, $noreg, 0, $noreg, 5 :: (store (s32) into %ir.x)
+ MOV32mi %stack.3.y, 1, $noreg, 0, $noreg, 10 :: (store (s32) into %ir.y)
+ %21:gr32 = MOV32rm %stack.1.argc.addr, 1, $noreg, 0, $noreg :: (load (s32) from %ir.argc.addr)
+ %19:gr32 = MOV32ri 2
+ $eax = COPY %21
+ CDQ implicit-def $eax, implicit-def $edx, implicit $eax
+ IDIV32r %19, implicit-def $eax, implicit-def $edx, implicit-def $eflags, implicit $eax, implicit $edx
+ %20:gr32 = COPY $edx
+ CMP32ri %20, 0, implicit-def $eflags
+ %15:gr8 = SETCCr 4, implicit $eflags
+ ADJCALLSTACKDOWN64 0, 0, 0, implicit-def dead $rsp, implicit-def dead $eflags, implicit-def dead $ssp, implicit $rsp, implicit $ssp
+ %12:gr32 = MOVZX32rr8 %15
+ %13:gr32 = AND32ri %12, 1, implicit-def dead $eflags
+ $edi = COPY %13
+ CALL64pcrel32 @_Z13get_operationb, csr_64, implicit $rsp, implicit $ssp, implicit $edi, implicit-def $rsp, implicit-def $ssp, implicit-def $rax
+ ADJCALLSTACKUP64 0, 0, implicit-def dead $rsp, implicit-def dead $eflags, implicit-def dead $ssp, implicit $rsp, implicit $ssp
+ %14:gr64 = COPY $rax
+ %10:gr64 = COPY %14
+ MOV64mr %stack.4.op, 1, $noreg, 0, $noreg, %10 :: (store (s64) into %ir.op)
+ %9:gr64 = MOV64rm %stack.4.op, 1, $noreg, 0, $noreg :: (load (s64) from %ir.op)
+ %8:gr32 = MOV32rm %stack.2.x, 1, $noreg, 0, $noreg :: (load (s32) from %ir.x)
+ %7:gr32 = MOV32rm %stack.3.y, 1, $noreg, 0, $noreg :: (load (s32) from %ir.y)
+ ADJCALLSTACKDOWN64 0, 0, 0, implicit-def dead $rsp, implicit-def dead $eflags, implicit-def dead $ssp, implicit $rsp, implicit $ssp
+ $edi = COPY %8
+ $esi = COPY %7
+ CALL64r %9, csr_64, implicit $rsp, implicit $ssp, implicit $edi, implicit $esi, implicit-def $rsp, implicit-def $ssp, implicit-def $eax
+ ADJCALLSTACKUP64 0, 0, implicit-def dead $rsp, implicit-def dead $eflags, implicit-def dead $ssp, implicit $rsp, implicit $ssp
+ %6:gr32 = COPY $eax
+ %2:gr32 = COPY %6
+ $eax = COPY %2
+ RET64 implicit $eax
+
+...
diff --git a/llvm/test/CodeGen/MIR/X86/call-site-info-direct-calls-typeid.mir b/llvm/test/CodeGen/MIR/X86/call-site-info-direct-calls-typeid.mir
new file mode 100644
index 0000000000000..564cc8268e5cd
--- /dev/null
+++ b/llvm/test/CodeGen/MIR/X86/call-site-info-direct-calls-typeid.mir
@@ -0,0 +1,145 @@
+# Test MIR printer and parser to NOT have `typeId` field in callSites. `typeId` is used
+# for propogating call site type identifiers to emit in the call graph section for
+# indirect targets only. This test do not contain any indirect targets.
+
+# RUN: llc --call-graph-section %s -run-pass=none -o - | FileCheck %s
+# CHECK-NOT: - { bb: {{.*}}, offset: {{.*}}, fwdArgRegs: [], typeId:
+# CHECK: name: _Z3barii
+# CHECK: callSites:
+# CHECK-NEXT: - { bb: {{.*}}, offset: {{.*}}, fwdArgRegs: []
+# CHECK-NEXT: - { bb: {{.*}}, offset: {{.*}}, fwdArgRegs: []
+# CHECK: name: _Z3fooii
+# CHECK: callSites:
+# CHECK-NEXT: - { bb: {{.*}}, offset: {{.*}}, fwdArgRegs: []
+
+--- |
+ ; Function Attrs: mustprogress noinline nounwind optnone uwtable
+ define dso_local noundef i32 @_Z4fizzii(i32 noundef %x, i32 noundef %y) #0 !type !6 !type !6 {
+ entry:
+ %x.addr = alloca i32, align 4
+ %y.addr = alloca i32, align 4
+ store i32 %x, ptr %x.addr, align 4
+ store i32 %y, ptr %y.addr, align 4
+ %0 = load i32, ptr %x.addr, align 4
+ %1 = load i32, ptr %y.addr, align 4
+ %add = add nsw i32 %0, %1
+ ret i32 %add
+ }
+
+ ; Function Attrs: mustprogress noinline nounwind optnone uwtable
+ define dso_local noundef i32 @_Z4buzzii(i32 noundef %x, i32 noundef %y) #0 !type !6 !type !6 {
+ entry:
+ %x.addr = alloca i32, align 4
+ %y.addr = alloca i32, align 4
+ store i32 %x, ptr %x.addr, align 4
+ store i32 %y, ptr %y.addr, align 4
+ %0 = load i32, ptr %x.addr, align 4
+ %1 = load i32, ptr %y.addr, align 4
+ %mul = mul nsw i32 %0, %1
+ ret i32 %mul
+ }
+
+ ; Function Attrs: mustprogress noinline nounwind optnone uwtable
+ define dso_local noundef i32 @_Z3barii(i32 noundef %x, i32 noundef %y) #0 !type !6 !type !6 {
+ entry:
+ %x.addr = alloca i32, align 4
+ %y.addr = alloca i32, align 4
+ store i32 %x, ptr %x.addr, align 4
+ store i32 %y, ptr %y.addr, align 4
+ %0 = load i32, ptr %x.addr, align 4
+ %1 = load i32, ptr %y.addr, align 4
+ %call = call noundef i32 @_Z4buzzii(i32 noundef %0, i32 noundef %1) [ "callee_type"(metadata !"_ZTSFiiiE.generalized") ]
+ %2 = load i32, ptr %x.addr, align 4
+ %3 = load i32, ptr %y.addr, align 4
+ %call1 = call noundef i32 @_Z4fizzii(i32 noundef %2, i32 noundef %3) [ "callee_type"(metadata !"_ZTSFiiiE.generalized") ]
+ %sub = sub nsw i32 %call, %call1
+ ret i32 %sub
+ }
+
+ ; Function Attrs: mustprogress noinline nounwind optnone uwtable
+ define dso_local noundef i32 @_Z3fooii(i32 noundef %x, i32 noundef %y) #0 !type !6 !type !6 {
+ entry:
+ %x.addr = alloca i32, align 4
+ %y.addr = alloca i32, align 4
+ store i32 %x, ptr %x.addr, align 4
+ store i32 %y, ptr %y.addr, align 4
+ %0 = load i32, ptr %x.addr, align 4
+ %1 = load i32, ptr %y.addr, align 4
+ %call = call noundef i32 @_Z3barii(i32 noundef %0, i32 noundef %1) [ "callee_type"(metadata !"_ZTSFiiiE.generalized") ]
+ ret i32 %call
+ }
+
+ !6 = !{i64 0, !"_ZTSFiiiE.generalized"}
+
+...
+---
+name: _Z3barii
+stack:
+ - { id: 0, name: x.addr, size: 4 }
+ - { id: 1, name: y.addr, size: 4 }
+callSites:
+ - { bb: 0, offset: 11, fwdArgRegs: [] }
+ - { bb: 0, offset: 20, fwdArgRegs: [] }
+body: |
+ bb.0.entry:
+ liveins: $edi, $esi
+
+ %2:gr32 = COPY $esi
+ %0:gr32 = COPY $edi
+ %1:gr32 = COPY killed %0
+ %3:gr32 = COPY killed %2
+ MOV32mr %stack.0.x.addr, 1, $noreg, 0, $noreg, %1 :: (store (s32) into %ir.x.addr)
+ MOV32mr %stack.1.y.addr, 1, $noreg, 0, $noreg, %3 :: (store (s32) into %ir.y.addr)
+ %17:gr32 = MOV32rm %stack.0.x.addr, 1, $noreg, 0, $noreg :: (load (s32) from %ir.x.addr)
+ %16:gr32 = MOV32rm %stack.1.y.addr, 1, $noreg, 0, $noreg :: (load (s32) from %ir.y.addr)
+ ADJCALLSTACKDOWN64 0, 0, 0, implicit-def dead $rsp, implicit-def dead $eflags, implicit-def dead $ssp, implicit $rsp, implicit $ssp
+ $edi = COPY %17
+ $esi = COPY %16
+ CALL64pcrel32 @_Z4buzzii, csr_64, implicit $rsp, implicit $ssp, implicit $edi, implicit $esi, implicit-def $rsp, implicit-def $ssp, implicit-def $eax
+ ADJCALLSTACKUP64 0, 0, implicit-def dead $rsp, implicit-def dead $eflags, implicit-def dead $ssp, implicit $rsp, implicit $ssp
+ %15:gr32 = COPY $eax
+ %5:gr32 = COPY %15
+ %12:gr32 = MOV32rm %stack.0.x.addr, 1, $noreg, 0, $noreg :: (load (s32) from %ir.x.addr)
+ %11:gr32 = MOV32rm %stack.1.y.addr, 1, $noreg, 0, $noreg :: (load (s32) from %ir.y.addr)
+ ADJCALLSTACKDOWN64 0, 0, 0, implicit-def dead $rsp, implicit-def dead $eflags, implicit-def dead $ssp, implicit $rsp, implicit $ssp
+ $edi = COPY %12
+ $esi = COPY %11
+ CALL64pcrel32 @_Z4fizzii, csr_64, implicit $rsp, implicit $ssp, implicit $edi, implicit $esi, implicit-def $rsp, implicit-def $ssp, implicit-def $eax
+ ADJCALLSTACKUP64 0, 0, implicit-def dead $rsp, implicit-def dead $eflags, implicit-def dead $ssp, implicit $rsp, implicit $ssp
+ %10:gr32 = COPY $eax
+ %6:gr32 = COPY %10
+ %7:gr32 = SUB32rr %5, %6, implicit-def $eflags
+ $eax = COPY %7
+ RET64 implicit $eax
+
+...
+---
+name: _Z3fooii
+stack:
+ - { id: 0, name: x.addr, size: 4 }
+ - { id: 1, name: y.addr, size: 4 }
+callSites:
+ - { bb: 0, offset: 11, fwdArgRegs: [] }
+body: |
+ bb.0.entry:
+ liveins: $edi, $esi
+
+ %2:gr32 = COPY $esi
+ %0:gr32 = COPY $edi
+ %1:gr32 = COPY killed %0
+ %3:gr32 = COPY killed %2
+ MOV32mr %stack.0.x.addr, 1, $noreg, 0, $noreg, %1 :: (store (s32) into %ir.x.addr)
+ MOV32mr %stack.1.y.addr, 1, $noreg, 0, $noreg, %3 :: (store (s32) into %ir.y.addr)
+ %9:gr32 = MOV32rm %stack.0.x.addr, 1, $noreg, 0, $noreg :: (load (s32) from %ir.x.addr)
+ %8:gr32 = MOV32rm %stack.1.y.addr, 1, $noreg, 0, $noreg :: (load (s32) from %ir.y.addr)
+ ADJCALLSTACKDOWN64 0, 0, 0, implicit-def dead $rsp, implicit-def dead $eflags, implicit-def dead $ssp, implicit $rsp, implicit $ssp
+ $edi = COPY %9
+ $esi = COPY %8
+ CALL64pcrel32 @_Z3barii, csr_64, implicit $rsp, implicit $ssp, implicit $edi, implicit $esi, implicit-def $rsp, implicit-def $ssp, implicit-def $eax
+ ADJCALLSTACKUP64 0, 0, implicit-def dead $rsp, implicit-def dead $eflags, implicit-def dead $ssp, implicit $rsp, implicit $ssp
+ %7:gr32 = COPY $eax
+ %4:gr32 = COPY %7
+ $eax = COPY %4
+ RET64 implicit $eax
+
+...
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