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complex.ll
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complex.ll
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-globals
; RUN: opt -passes=sroa -S -o - %s -experimental-assignment-tracking | FileCheck %s
;
;; Based on llvm/test/DebugInfo/ARM/sroa-complex.ll
;; generated from:
;; $ cat test.c
;; void f(_Complex double c) { c = 0; }
;; $ clang test.c -g -O2 -c -Xclang -disable-llvm-passes -S \
;; -emit-llvm -o - --target="thumbv7-apple-unknown"
;;
;; Commented out some parts of the function that are not relevant to the test.
;;
;; Check that a split store gets dbg.assigns fragments. Ensure that only the
;; value-expression gets fragment info; that the address-expression remains
;; untouched.
;; dbg.assigns for the split (then promoted) stores.
target datalayout = "e-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64"
target triple = "armv7-apple-unknown"
define dso_local arm_aapcscc void @f([2 x i64] %c.coerce) #0 !dbg !8 {
; CHECK-LABEL: @f(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[C_COERCE_FCA_0_EXTRACT:%.*]] = extractvalue [2 x i64] [[C_COERCE:%.*]], 0
; CHECK-NEXT: [[C_COERCE_FCA_1_EXTRACT:%.*]] = extractvalue [2 x i64] [[C_COERCE]], 1
; CHECK-NEXT: call void @llvm.dbg.assign(metadata i64 [[C_COERCE_FCA_0_EXTRACT]], metadata [[META13:![0-9]+]], metadata !DIExpression(DW_OP_LLVM_fragment, 0, 64), metadata [[META14:![0-9]+]], metadata ptr undef, metadata !DIExpression()), !dbg [[DBG15:![0-9]+]]
; CHECK-NEXT: call void @llvm.dbg.assign(metadata i64 [[C_COERCE_FCA_1_EXTRACT]], metadata [[META13]], metadata !DIExpression(DW_OP_LLVM_fragment, 64, 64), metadata [[META16:![0-9]+]], metadata ptr undef, metadata !DIExpression()), !dbg [[DBG15]]
; CHECK-NEXT: call void @llvm.dbg.assign(metadata [2 x i64] [[C_COERCE]], metadata [[META13]], metadata !DIExpression(), metadata [[META17:![0-9]+]], metadata ptr undef, metadata !DIExpression()), !dbg [[DBG15]]
; CHECK-NEXT: ret void, !dbg [[DBG18:![0-9]+]]
;
entry:
%c = alloca { double, double }, align 8, !DIAssignID !14
call void @llvm.dbg.assign(metadata i1 undef, metadata !13, metadata !DIExpression(), metadata !14, metadata ptr %c, metadata !DIExpression()), !dbg !15
%0 = bitcast ptr %c to [2 x i64]*
store [2 x i64] %c.coerce, [2 x i64]* %0, align 8, !DIAssignID !16
call void @llvm.dbg.assign(metadata [2 x i64] %c.coerce, metadata !13, metadata !DIExpression(), metadata !16, metadata [2 x i64]* %0, metadata !DIExpression()), !dbg !15
; --- The rest of this function isn't useful for the test ---
;%c.realp = getelementptr inbounds { double, double }, ptr %c, i32 0, i32 0, !dbg !17
;%c.imagp = getelementptr inbounds { double, double }, ptr %c, i32 0, i32 1, !dbg !17
;store double 0.000000e+00, ptr %c.realp, align 8, !dbg !17, !DIAssignID !18
;call void @llvm.dbg.assign(metadata double 0.000000e+00, metadata !13, metadata !DIExpression(DW_OP_LLVM_fragment, 0, 64), metadata !18, metadata ptr %c.realp, metadata !DIExpression()), !dbg !15
;store double 0.000000e+00, ptr %c.imagp, align 8, !dbg !17, !DIAssignID !19
;call void @llvm.dbg.assign(metadata double 0.000000e+00, metadata !13, metadata !DIExpression(DW_OP_LLVM_fragment, 64, 64), metadata !19, metadata ptr %c.imagp, metadata !DIExpression()), !dbg !15
ret void, !dbg !20
}
declare void @llvm.dbg.declare(metadata, metadata, metadata)
declare void @llvm.dbg.assign(metadata, metadata, metadata, metadata, metadata, metadata)
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!3, !4, !5, !6}
!llvm.ident = !{!7}
!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 12.0.0", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, splitDebugInlining: false, nameTableKind: None)
!1 = !DIFile(filename: "test.c", directory: "/")
!2 = !{}
!3 = !{i32 7, !"Dwarf Version", i32 4}
!4 = !{i32 2, !"Debug Info Version", i32 3}
!5 = !{i32 1, !"wchar_size", i32 4}
!6 = !{i32 1, !"min_enum_size", i32 4}
!7 = !{!"clang version 12.0.0"}
!8 = distinct !DISubprogram(name: "f", scope: !1, file: !1, line: 2, type: !9, scopeLine: 2, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !12)
!9 = !DISubroutineType(types: !10)
!10 = !{null, !11}
!11 = !DIBasicType(name: "complex", size: 128, encoding: DW_ATE_complex_float)
!12 = !{!13}
!13 = !DILocalVariable(name: "c", arg: 1, scope: !8, file: !1, line: 2, type: !11)
!14 = distinct !DIAssignID()
!15 = !DILocation(line: 0, scope: !8)
!16 = distinct !DIAssignID()
!17 = !DILocation(line: 2, column: 31, scope: !8)
!18 = distinct !DIAssignID()
!19 = distinct !DIAssignID()
!20 = !DILocation(line: 2, column: 36, scope: !8)
;.
; CHECK: attributes #[[ATTR0:[0-9]+]] = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
;.
; CHECK: [[META0:![0-9]+]] = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 12.0.0", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, splitDebugInlining: false, nameTableKind: None)
; CHECK: [[META1:![0-9]+]] = !DIFile(filename: "test.c", directory: "/")
; CHECK: [[META2:![0-9]+]] = !{}
; CHECK: [[META3:![0-9]+]] = !{i32 7, !"Dwarf Version", i32 4}
; CHECK: [[META4:![0-9]+]] = !{i32 2, !"Debug Info Version", i32 3}
; CHECK: [[META5:![0-9]+]] = !{i32 1, !"wchar_size", i32 4}
; CHECK: [[META6:![0-9]+]] = !{i32 1, !"min_enum_size", i32 4}
; CHECK: [[META7:![0-9]+]] = !{!"clang version 12.0.0"}
; CHECK: [[META8:![0-9]+]] = distinct !DISubprogram(name: "f", scope: !1, file: !1, line: 2, type: !9, scopeLine: 2, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !12)
; CHECK: [[META9:![0-9]+]] = !DISubroutineType(types: !10)
; CHECK: [[META10:![0-9]+]] = !{null, !11}
; CHECK: [[META11:![0-9]+]] = !DIBasicType(name: "complex", size: 128, encoding: DW_ATE_complex_float)
; CHECK: [[META12:![0-9]+]] = !{!13}
; CHECK: [[META13]] = !DILocalVariable(name: "c", arg: 1, scope: !8, file: !1, line: 2, type: !11)
; CHECK: [[META14]] = distinct !DIAssignID()
; CHECK: [[DBG15]] = !DILocation(line: 0, scope: !8)
; CHECK: [[META16]] = distinct !DIAssignID()
; CHECK: [[META17]] = distinct !DIAssignID()
; CHECK: [[DBG18]] = !DILocation(line: 2, column: 36, scope: !8)
;.