forked from OSchip/llvm-project
Reapply "[DebugInfo] Extend the InstrRef LDV to support DbgValues with many Ops"
Re-landing with an erroneous assert removed.
This reverts commit 58d104b352.
This commit is contained in:
Stephen Tozer
parent
20524a3c94
commit
211efaa1ce
|
|
@ -805,9 +805,6 @@ public:
|
|||
assert(LostMLocIt != ActiveMLocs.end() &&
|
||||
"Variable was using this MLoc, but ActiveMLocs[MLoc] has no "
|
||||
"entries?");
|
||||
assert(LostMLocIt->second.contains(LocVarIt.second) &&
|
||||
"Variable was using this MLoc, but does not appear in "
|
||||
"ActiveMLocs?");
|
||||
LostMLocIt->second.erase(LocVarIt.second);
|
||||
}
|
||||
|
||||
|
|
@ -1341,19 +1338,6 @@ bool InstrRefBasedLDV::transferDebugValue(const MachineInstr &MI) {
|
|||
if (Scope == nullptr)
|
||||
return true; // handled it; by doing nothing
|
||||
|
||||
// For now, ignore DBG_VALUE_LISTs when extending ranges. Allow it to
|
||||
// contribute to locations in this block, but don't propagate further.
|
||||
// Interpret it like a DBG_VALUE $noreg.
|
||||
if (MI.isDebugValueList()) {
|
||||
SmallVector<DbgOpID> EmptyDebugOps;
|
||||
SmallVector<ResolvedDbgOp> EmptyResolvedDebugOps;
|
||||
if (VTracker)
|
||||
VTracker->defVar(MI, Properties, EmptyDebugOps);
|
||||
if (TTracker)
|
||||
TTracker->redefVar(MI, Properties, EmptyResolvedDebugOps);
|
||||
return true;
|
||||
}
|
||||
|
||||
// MLocTracker needs to know that this register is read, even if it's only
|
||||
// read by a debug inst.
|
||||
for (const MachineOperand &MO : MI.debug_operands())
|
||||
|
|
|
|||
|
|
@ -979,7 +979,6 @@ public:
|
|||
void defVar(const MachineInstr &MI, const DbgValueProperties &Properties,
|
||||
const SmallVectorImpl<DbgOpID> &DebugOps) {
|
||||
assert(MI.isDebugValue() || MI.isDebugRef());
|
||||
assert(DebugOps.size() <= 1);
|
||||
DebugVariable Var(MI.getDebugVariable(), MI.getDebugExpression(),
|
||||
MI.getDebugLoc()->getInlinedAt());
|
||||
DbgValue Rec = (DebugOps.size() > 0)
|
||||
|
|
|
|||
|
|
@ -1,74 +0,0 @@
|
|||
# RUN: llc %s -o - -mtriple=x86_64-unknown-unknown \
|
||||
# RUN: -experimental-debug-variable-locations -run-pass=livedebugvalues\
|
||||
# RUN: | FileCheck %s --implicit-check-not=DBG_VALUE \
|
||||
# RUN: --implicit-check-not=DBG_VALUE_LIST
|
||||
#
|
||||
# Test that any DBG_VALUE_LISTs observed are interpreted as DBG_VALUE $noreg.
|
||||
# This is obviously sub-optimal, but avoids false variable locations, for the
|
||||
# period of time until InstrRefBasedLDV supports these variable locations.
|
||||
#
|
||||
--- |
|
||||
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 i32 @foo() !dbg !7 {
|
||||
entry:
|
||||
ret i32 0
|
||||
}
|
||||
|
||||
!llvm.dbg.cu = !{!0}
|
||||
!llvm.module.flags = !{!3, !4, !5}
|
||||
!llvm.ident = !{!6}
|
||||
|
||||
!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, splitDebugInlining: false, nameTableKind: None)
|
||||
!1 = !DIFile(filename: "test.c", directory: "/tmp/out.c")
|
||||
!2 = !{}
|
||||
!3 = !{i32 7, !"Dwarf Version", i32 4}
|
||||
!4 = !{i32 2, !"Debug Info Version", i32 3}
|
||||
!5 = !{i32 1, !"wchar_size", i32 4}
|
||||
!6 = !{!""}
|
||||
!7 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 3, type: !8, scopeLine: 3, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !2)
|
||||
!8 = !DISubroutineType(types: !9)
|
||||
!9 = !{!10, !11, !11}
|
||||
!10 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
|
||||
!11 = !DIBasicType(name: "long int", size: 64, encoding: DW_ATE_signed)
|
||||
!12 = !DILocalVariable(name: "bar", arg: 1, scope: !7, file: !1, line: 3, type: !11)
|
||||
!13 = !DILocation(line: 0, scope: !7)
|
||||
!14 = !DILocalVariable(name: "baz", arg: 2, scope: !7, file: !1, line: 3, type: !11)
|
||||
|
||||
...
|
||||
---
|
||||
name: foo
|
||||
alignment: 16
|
||||
tracksRegLiveness: true
|
||||
machineFunctionInfo: {}
|
||||
body: |
|
||||
bb.0:
|
||||
liveins: $rdi, $rsi, $r14, $rbx
|
||||
|
||||
; CHECK-LABEL: bb.0:
|
||||
$rax = MOV64ri 0, debug-location !13
|
||||
$rbx = MOV64ri 0, debug-location !13
|
||||
DBG_VALUE_LIST !12, !DIExpression(), $rax, $rbx, debug-location !13
|
||||
; CHECK: DBG_VALUE_LIST
|
||||
|
||||
bb.1:
|
||||
liveins: $rax
|
||||
|
||||
; CHECK-LABEL: bb.1:
|
||||
; Earlier DBG_VALUE_LIST should not be propagated here, would be caught
|
||||
; by implicit check not on FileCheck cmdline.
|
||||
|
||||
DBG_VALUE $rax, $noreg, !12, !DIExpression(), debug-location !13
|
||||
; CHECK: DBG_VALUE
|
||||
$rbx = MOV64ri 0, debug-location !13
|
||||
DBG_VALUE_LIST !12, !DIExpression(), $rax, $rbx, debug-location !13
|
||||
; CHECK: DBG_VALUE_LIST
|
||||
$rbx = COPY killed $rax, debug-location !13
|
||||
$rax = MOV64ri 0, debug-location !13
|
||||
; This clobber of $rax might cause LDV to re-issue a DBG_VALUE stating the
|
||||
; variable location as $rbx. However, the preceeding DBG_VALUE_LIST should
|
||||
; terminate the earlier location.
|
||||
RET64 implicit $rbx, debug-location !13
|
||||
|
||||
...
|
||||
|
|
@ -17,8 +17,14 @@
|
|||
# CHECK-LABEL: bb.3.bb3:
|
||||
# CHECK: DBG_VALUE $ecx, $noreg, !{{[0-9]+}},
|
||||
# CHECK-SAME: !DIExpression(DW_OP_LLVM_fragment, 0, 32)
|
||||
# CHECK-NEXT: DBG_VALUE_LIST !{{[0-9]+}},
|
||||
# CHECK-SAME: !DIExpression({{[^)]+}}, DW_OP_LLVM_fragment, 0, 32)
|
||||
# CHECK-SAME: $ecx, $r8d
|
||||
# CHECK-NEXT: DBG_VALUE $ebx, $noreg, !{{[0-9]+}},
|
||||
# CHECK-SAME: !DIExpression(DW_OP_LLVM_fragment, 32, 32)
|
||||
# CHECK-NEXT: DBG_VALUE_LIST !{{[0-9]+}},
|
||||
# CHECK-SAME: !DIExpression({{[^)]+}}, DW_OP_LLVM_fragment, 32, 32)
|
||||
# CHECK-SAME: $ebx, $r10d
|
||||
# CHECK-NEXT: XOR32rr
|
||||
# CHECK-NEXT: RET64
|
||||
#
|
||||
|
|
@ -26,30 +32,55 @@
|
|||
# CHECK-LABEL: bb.0.entry:
|
||||
# CHECK: DBG_VALUE $cx, $noreg, !{{[0-9]+}},
|
||||
# CHECK-SAME: !DIExpression(DW_OP_LLVM_fragment, 0, 16)
|
||||
# CHECK-NEXT: DBG_VALUE_LIST !{{[0-9]+}},
|
||||
# CHECK-SAME: !DIExpression({{[^)]+}}, DW_OP_LLVM_fragment, 0, 16)
|
||||
# CHECK-SAME: $cx, $r8w
|
||||
|
||||
# CHECK-LABEL: bb.1.bb1:
|
||||
# CHECK: DBG_VALUE $cx, $noreg, !{{[0-9]+}},
|
||||
# CHECK-SAME: !DIExpression(DW_OP_LLVM_fragment, 0, 16)
|
||||
# CHECK-NEXT: DBG_VALUE_LIST !{{[0-9]+}},
|
||||
# CHECK-SAME: !DIExpression({{[^)]+}}, DW_OP_LLVM_fragment, 0, 16)
|
||||
# CHECK-SAME: $cx, $r8w
|
||||
# CHECK-NEXT: MOV32rr
|
||||
# CHECK-NEXT: MOV32rr
|
||||
# CHECK-NEXT: DBG_VALUE $ax, $noreg, !{{[0-9]+}},
|
||||
# CHECK-SAME: !DIExpression(DW_OP_LLVM_fragment, 8, 16)
|
||||
# CHECK-NEXT: DBG_VALUE_LIST !{{[0-9]+}},
|
||||
# CHECK-SAME: !DIExpression({{[^)]+}}, DW_OP_LLVM_fragment, 8, 16)
|
||||
# CHECK-SAME: $ax, $r9w
|
||||
# CHECK-NEXT: JMP_1
|
||||
|
||||
# CHECK-LABEL: bb.2.bb2:
|
||||
# CHECK-NOT: DBG_VALUE
|
||||
# CHECK-NOT: DBG_VALUE_LIST
|
||||
# CHECK: DBG_VALUE $cx, $noreg, !{{[0-9]+}},
|
||||
# CHECK-SAME: !DIExpression(DW_OP_LLVM_fragment, 8, 16)
|
||||
# CHECK-NEXT: DBG_VALUE_LIST !{{[0-9]+}},
|
||||
# CHECK-SAME: !DIExpression({{[^)]+}}, DW_OP_LLVM_fragment, 8, 16)
|
||||
# CHECK-SAME: $cx, $r8w
|
||||
# CHECK-NEXT: MOV32rr
|
||||
# CHECK-NEXT: ADD32ri8
|
||||
# CHECK-NEXT: MOV32rr
|
||||
# CHECK-NEXT: ADD32ri8
|
||||
# CHECK-NEXT: DBG_VALUE $ebx, $noreg, !{{[0-9]+}},
|
||||
# CHECK-SAME: !DIExpression(DW_OP_LLVM_fragment, 32, 32)
|
||||
# CHECK-NEXT: DBG_VALUE_LIST !{{[0-9]+}},
|
||||
# CHECK-SAME: !DIExpression({{[^)]+}}, DW_OP_LLVM_fragment, 32, 32)
|
||||
# CHECK-SAME: $ebx, $r10d
|
||||
# CHECK-NEXT: JMP_1
|
||||
|
||||
# CHECK-LABEL: bb.3.bb3:
|
||||
# CHECK: DBG_VALUE $cx, $noreg, !{{[0-9]+}},
|
||||
# CHECK-SAME: !DIExpression(DW_OP_LLVM_fragment, 8, 16)
|
||||
# CHECK-NEXT: DBG_VALUE_LIST !{{[0-9]+}},
|
||||
# CHECK-SAME: !DIExpression({{[^)]+}}, DW_OP_LLVM_fragment, 8, 16)
|
||||
# CHECK-SAME: $cx, $r8w
|
||||
# CHECK-NEXT: DBG_VALUE $ebx, $noreg, !{{[0-9]+}},
|
||||
# CHECK-SAME: !DIExpression(DW_OP_LLVM_fragment, 32, 32)
|
||||
# CHECK-NEXT: DBG_VALUE_LIST !{{[0-9]+}},
|
||||
# CHECK-SAME: !DIExpression({{[^)]+}}, DW_OP_LLVM_fragment, 32, 32)
|
||||
# CHECK-SAME: $ebx, $r10d
|
||||
# CHECK-NEXT: XOR32rr
|
||||
# CHECK-NEXT: RET64
|
||||
|
||||
|
|
@ -57,29 +88,49 @@
|
|||
# CHECK-LABEL: bb.0.entry:
|
||||
# CHECK: DBG_VALUE $cx, $noreg, !{{[0-9]+}},
|
||||
# CHECK-SAME: !DIExpression(DW_OP_LLVM_fragment, 0, 16)
|
||||
# CHECK-NEXT: DBG_VALUE_LIST !{{[0-9]+}},
|
||||
# CHECK-SAME: !DIExpression({{[^)]+}}, DW_OP_LLVM_fragment, 0, 16)
|
||||
# CHECK-SAME: $cx, $r8w
|
||||
# CHECK-NEXT: JMP_1 %bb.1
|
||||
#
|
||||
# CHECK-LABEL: bb.1.bb1:
|
||||
# CHECK: DBG_VALUE $cx, $noreg, !{{[0-9]+}},
|
||||
# CHECK-SAME: !DIExpression(DW_OP_LLVM_fragment, 0, 16)
|
||||
# CHECK-NEXT: DBG_VALUE_LIST !{{[0-9]+}},
|
||||
# CHECK-SAME: !DIExpression({{[^)]+}}, DW_OP_LLVM_fragment, 0, 16)
|
||||
# CHECK-SAME: $cx, $r8w
|
||||
# CHECK-NEXT: MOV32rr
|
||||
# CHECK-NEXT: MOV32rr
|
||||
# CHECK-NEXT: DBG_VALUE $rdi, $noreg, !{{[0-9]+}}, !DIExpression()
|
||||
# CHECK-NEXT: DBG_VALUE_LIST !{{[0-9]+}}, !DIExpression({{[^)]+}}), $rdi, $rdi
|
||||
# CHECK-NEXT: JMP_1 %bb.2
|
||||
#
|
||||
# CHECK-LABEL: bb.2.bb2:
|
||||
# CHECK-NOT: DBG_VALUE $cx
|
||||
# CHECK-NOT: DBG_VALUE_LIST {{.+}}, $cx
|
||||
# CHECK: DBG_VALUE $rdi, $noreg, !{{[0-9]+}}, !DIExpression()
|
||||
# CHECK-NEXT: DBG_VALUE_LIST !{{[0-9]+}}, !DIExpression({{[^)]+}}), $rdi, $rdi
|
||||
# CHECK-NEXT: MOV32rr
|
||||
# CHECK-NEXT: ADD32ri8
|
||||
# CHECK-NEXT: MOV32rr
|
||||
# CHECK-NEXT: ADD32ri8
|
||||
# CHECK-NEXT: DBG_VALUE $ebx, $noreg, !{{[0-9]+}},
|
||||
# CHECK-SAME: !DIExpression(DW_OP_LLVM_fragment, 32, 32)
|
||||
# CHECK-NEXT: DBG_VALUE_LIST !{{[0-9]+}},
|
||||
# CHECK-SAME: !DIExpression({{[^)]+}}, DW_OP_LLVM_fragment, 32, 32)
|
||||
# CHECK-SAME: $ebx, $r10d
|
||||
# CHECK-NEXT: JMP_1 %bb.3
|
||||
#
|
||||
# CHECK-LABEL: bb.3.bb3:
|
||||
# CHECK-NOT: DBG_VALUE $rdi
|
||||
# CHECK-NOT: DBG_VALUE $cx
|
||||
# CHECK-NOT: DBG_VALUE_LIST {{.+}}, $rdi
|
||||
# CHECK-NOT: DBG_VALUE_LIST {{.+}}, $cx
|
||||
# CHECK: DBG_VALUE $ebx, $noreg, !{{[0-9]+}},
|
||||
# CHECK-SAME: !DIExpression(DW_OP_LLVM_fragment, 32, 32)
|
||||
# CHECK-NEXT: DBG_VALUE_LIST !{{[0-9]+}},
|
||||
# CHECK-SAME: !DIExpression({{[^)]+}}, DW_OP_LLVM_fragment, 32, 32)
|
||||
# CHECK-SAME: $ebx, $r10d
|
||||
# CHECK-NEXT: XOR32rr
|
||||
# CHECK-NEXT: RET64
|
||||
|
||||
|
|
@ -129,19 +180,23 @@
|
|||
!2 = !DIFile(filename: "bees.cpp", directory: ".")
|
||||
!3 = !DILocalVariable(name: "flannel", scope: !4, file: !2, line: 1, type: !16)
|
||||
!4 = distinct !DISubprogram(name: "nope", scope: !2, file: !2, line: 1, spFlags: DISPFlagDefinition, unit: !1, retainedNodes: !13, type: !14, isDefinition: true)
|
||||
!5 = !DILocalVariable(name: "panel", scope: !4, file: !2, line: 1, type: !16)
|
||||
!8 = !DILocation(line: 4, scope: !4)
|
||||
!13 = !{!3}
|
||||
!13 = !{!3, !5}
|
||||
!14 = !DISubroutineType(types: !15)
|
||||
!15 = !{!16}
|
||||
!16 = !DIBasicType(name: "looong", size: 64, align: 64, encoding: DW_ATE_signed)
|
||||
!40 = distinct !DISubprogram(name: "toast", scope: !2, file: !2, line: 1, spFlags: DISPFlagDefinition, unit: !1, retainedNodes: !53, type: !14, isDefinition: true)
|
||||
!43 = !DILocalVariable(name: "charm", scope: !40, file: !2, line: 1, type: !16)
|
||||
!44 = !DILocalVariable(name: "calm", scope: !40, file: !2, line: 1, type: !16)
|
||||
!48 = !DILocation(line: 4, scope: !40)
|
||||
!53 = !{!43}
|
||||
!53 = !{!43, !44}
|
||||
!80 = distinct !DISubprogram(name: "mort", scope: !2, file: !2, line: 1, spFlags: DISPFlagDefinition, unit: !1, retainedNodes: !93, type: !14, isDefinition: true)
|
||||
!81 = distinct !DISubprogram(name: "floor", scope: !2, file: !2, line: 1, spFlags: DISPFlagDefinition, unit: !1, retainedNodes: !93, type: !14, isDefinition: true)
|
||||
!83 = !DILocalVariable(name: "bodkin", scope: !80, file: !2, line: 1, type: !16)
|
||||
!84 = !DILocalVariable(name: "goblin", scope: !80, file: !2, line: 1, type: !16)
|
||||
!88 = !DILocation(line: 4, scope: !80)
|
||||
!93 = !{!83}
|
||||
!93 = !{!83, !84}
|
||||
|
||||
...
|
||||
---
|
||||
|
|
@ -156,27 +211,33 @@ body: |
|
|||
liveins: $rdi
|
||||
|
||||
$ecx = XOR32rr undef $ecx, undef $ecx, implicit-def $eflags
|
||||
$r8d = XOR32rr undef $r8d, undef $r8d, implicit-def $eflags
|
||||
JMP_1 %bb.1
|
||||
|
||||
bb.1.bb1 (align 4):
|
||||
successors: %bb.2
|
||||
liveins: $ecx, $rdi
|
||||
liveins: $ecx, $edx, $rdi, $r8d
|
||||
|
||||
$eax = MOV32rr killed $ecx, implicit-def $rax
|
||||
$r9d = MOV32rr killed $r8d, implicit-def $r9
|
||||
DBG_VALUE $eax, $noreg, !3, !DIExpression(DW_OP_LLVM_fragment, 0, 32), debug-location !8
|
||||
DBG_VALUE_LIST !5, !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_plus, DW_OP_LLVM_fragment, 0, 32), $eax, $r9d, debug-location !8
|
||||
JMP_1 %bb.2
|
||||
|
||||
bb.2.bb2:
|
||||
successors: %bb.3
|
||||
liveins: $eax
|
||||
liveins: $eax, $r9d
|
||||
|
||||
$ebx = MOV32rr $eax
|
||||
$ebx = ADD32ri8 $ebx, 3, implicit-def dead $eflags, implicit killed $rbx, implicit-def $rbx
|
||||
$r10d = MOV32rr $r9d
|
||||
$r10d = ADD32ri8 $r10d, 3, implicit-def dead $eflags, implicit killed $rbx, implicit-def $rbx
|
||||
DBG_VALUE $ebx, $noreg, !3, !DIExpression(DW_OP_LLVM_fragment, 32, 32), debug-location !8
|
||||
DBG_VALUE_LIST !5, !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_plus, DW_OP_LLVM_fragment, 32, 32), $ebx, $r10d, debug-location !8
|
||||
JMP_1 %bb.3
|
||||
|
||||
bb.3.bb3:
|
||||
liveins: $eax, $ebx
|
||||
liveins: $eax, $ebx, $r9d, $r10d
|
||||
$eax = XOR32rr killed $eax, killed $ebx, implicit-def $eflags
|
||||
RET64 $eax, debug-location !8
|
||||
|
||||
|
|
@ -193,28 +254,35 @@ body: |
|
|||
liveins: $rdi
|
||||
|
||||
$ecx = XOR32rr undef $ecx, undef $ecx, implicit-def $eflags
|
||||
$r8d = XOR32rr undef $r8d, undef $r8d, implicit-def $eflags
|
||||
DBG_VALUE $cx, $noreg, !43, !DIExpression(DW_OP_LLVM_fragment, 0, 16), debug-location !48
|
||||
DBG_VALUE_LIST !44, !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_plus, DW_OP_LLVM_fragment, 0, 16), $cx, $r8w, debug-location !48
|
||||
JMP_1 %bb.1
|
||||
|
||||
bb.1.bb1:
|
||||
successors: %bb.2
|
||||
liveins: $ecx, $rdi
|
||||
liveins: $ecx, $r8d, $rdi
|
||||
|
||||
$eax = MOV32rr killed $ecx, implicit-def $rax
|
||||
$r9d = MOV32rr killed $r8d, implicit-def $rax
|
||||
DBG_VALUE $ax, $noreg, !43, !DIExpression(DW_OP_LLVM_fragment, 8, 16), debug-location !48
|
||||
DBG_VALUE_LIST !44, !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_plus, DW_OP_LLVM_fragment, 8, 16), $ax, $r9w, debug-location !48
|
||||
JMP_1 %bb.2
|
||||
|
||||
bb.2.bb2:
|
||||
successors: %bb.3
|
||||
liveins: $eax
|
||||
liveins: $eax, $r9d
|
||||
|
||||
$ebx = MOV32rr $eax
|
||||
$ebx = ADD32ri8 $ebx, 3, implicit-def dead $eflags, implicit killed $rbx, implicit-def $rbx
|
||||
$r10d = MOV32rr $r9d
|
||||
$r10d = ADD32ri8 $r10d, 3, implicit-def dead $eflags, implicit killed $rbx, implicit-def $rbx
|
||||
DBG_VALUE $ebx, $noreg, !43, !DIExpression(DW_OP_LLVM_fragment, 32, 32), debug-location !48
|
||||
DBG_VALUE_LIST !44, !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_plus, DW_OP_LLVM_fragment, 32, 32), $ebx, $r10d, debug-location !48
|
||||
JMP_1 %bb.3
|
||||
|
||||
bb.3.bb3:
|
||||
liveins: $eax, $ebx
|
||||
liveins: $eax, $ebx, $r9d, $r10d
|
||||
$eax = XOR32rr killed $eax, killed $ebx, implicit-def $eflags
|
||||
RET64 $eax, debug-location !48
|
||||
|
||||
|
|
@ -231,24 +299,31 @@ body: |
|
|||
liveins: $rdi
|
||||
|
||||
$ecx = XOR32rr undef $ecx, undef $ecx, implicit-def $eflags
|
||||
$r8d = XOR32rr undef $r8d, undef $r8d, implicit-def $eflags
|
||||
DBG_VALUE $cx, $noreg, !83, !DIExpression(DW_OP_LLVM_fragment, 0, 16), debug-location !88
|
||||
DBG_VALUE_LIST !84, !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_plus, DW_OP_LLVM_fragment, 0, 16), $cx, $r8w, debug-location !88
|
||||
JMP_1 %bb.1
|
||||
|
||||
bb.1.bb1:
|
||||
successors: %bb.2
|
||||
liveins: $ecx, $rdi
|
||||
liveins: $ecx, $r8d, $rdi
|
||||
|
||||
$eax = MOV32rr killed $ecx, implicit-def $rax
|
||||
$r9d = MOV32rr killed $r8d, implicit-def $r9
|
||||
DBG_VALUE $rdi, $noreg, !83, !DIExpression(), debug-location !88
|
||||
DBG_VALUE_LIST !84, !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_plus), $rdi, $rdi, debug-location !88
|
||||
JMP_1 %bb.2
|
||||
|
||||
bb.2.bb2:
|
||||
successors: %bb.3
|
||||
liveins: $eax
|
||||
liveins: $eax, $r9d
|
||||
|
||||
$ebx = MOV32rr $eax
|
||||
$ebx = ADD32ri8 $ebx, 3, implicit-def dead $eflags, implicit killed $rbx, implicit-def $rbx
|
||||
$r10d = MOV32rr $r9d
|
||||
$r10d = ADD32ri8 $r10d, 3, implicit-def dead $eflags, implicit killed $r10, implicit-def $r10
|
||||
DBG_VALUE $ebx, $noreg, !83, !DIExpression(DW_OP_LLVM_fragment, 32, 32), debug-location !88
|
||||
DBG_VALUE_LIST !84, !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_plus, DW_OP_LLVM_fragment, 32, 32), $ebx, $r10d, debug-location !88
|
||||
JMP_1 %bb.3
|
||||
|
||||
bb.3.bb3:
|
||||
|
|
|
|||
|
|
@ -5,9 +5,14 @@
|
|||
# to another. The altered instructions are labeled below.
|
||||
#
|
||||
# CHECK: ![[ARG1:.*]] = !DILocalVariable(name: "arg1"
|
||||
# CHECK: ![[VAR1:.*]] = !DILocalVariable(name: "var1"
|
||||
# CHECK: DBG_VALUE $ebx, $noreg, ![[ARG1]], !DIExpression(), debug-location
|
||||
# CHECK: DBG_VALUE_LIST ![[VAR1]], !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_plus), $ebx, $r13d
|
||||
# CHECK: $r12d = MOV32rr killed $ebx, implicit-def $r12
|
||||
# CHECK-NEXT: DBG_VALUE_LIST !13, !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_plus), $r12d, $r13d
|
||||
# CHECK-NEXT: DBG_VALUE $r12d, $noreg, ![[ARG1]], !DIExpression(), debug-location
|
||||
# CHECK: $r10d = MOV32rr killed $r13d, implicit-def $r10
|
||||
# CHECK-NEXT: DBG_VALUE_LIST !13, !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_plus), $r12d, $r10d
|
||||
--- |
|
||||
; ModuleID = 'live-debug-values-reg-copy.ll'
|
||||
source_filename = "live-debug-values-reg-copy.c"
|
||||
|
|
@ -88,8 +93,9 @@
|
|||
!8 = !DISubroutineType(types: !9)
|
||||
!9 = !{!10, !10}
|
||||
!10 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
|
||||
!11 = !{!12}
|
||||
!11 = !{!12, !13}
|
||||
!12 = !DILocalVariable(name: "arg1", arg: 1, scope: !7, file: !1, line: 6, type: !10)
|
||||
!13 = !DILocalVariable(name: "var1", arg: 1, scope: !7, file: !1, line: 6, type: !10)
|
||||
!15 = !DILocation(line: 6, column: 13, scope: !7)
|
||||
!20 = !{!21, !21, i64 0}
|
||||
!21 = !{!"int", !22, i64 0}
|
||||
|
|
@ -108,13 +114,14 @@ tracksRegLiveness: true
|
|||
registers:
|
||||
liveins:
|
||||
- { reg: '$edi', virtual-reg: '' }
|
||||
- { reg: '$r8d', virtual-reg: '' }
|
||||
frameInfo:
|
||||
isFrameAddressTaken: false
|
||||
isReturnAddressTaken: false
|
||||
hasStackMap: false
|
||||
hasPatchPoint: false
|
||||
stackSize: 40
|
||||
offsetAdjustment: -40
|
||||
stackSize: 48
|
||||
offsetAdjustment: -48
|
||||
maxAlignment: 4
|
||||
adjustsStack: true
|
||||
hasCalls: true
|
||||
|
|
@ -126,12 +133,16 @@ frameInfo:
|
|||
savePoint: ''
|
||||
restorePoint: ''
|
||||
fixedStack:
|
||||
- { id: 0, type: spill-slot, offset: -32, size: 8, alignment: 16, stack-id: default,
|
||||
- { id: 0, type: spill-slot, offset: -48, size: 8, alignment: 16, stack-id: default,
|
||||
callee-saved-register: '$rbx', callee-saved-restored: true }
|
||||
- { id: 1, type: spill-slot, offset: -24, size: 8, alignment: 8, stack-id: default,
|
||||
- { id: 1, type: spill-slot, offset: -40, size: 8, alignment: 8, stack-id: default,
|
||||
callee-saved-register: '$r12', callee-saved-restored: true }
|
||||
- { id: 2, type: spill-slot, offset: -16, size: 8, alignment: 16, stack-id: default,
|
||||
- { id: 2, type: spill-slot, offset: -32, size: 8, alignment: 16, stack-id: default,
|
||||
callee-saved-register: '$rbp', callee-saved-restored: true }
|
||||
- { id: 3, type: spill-slot, offset: -24, size: 8, alignment: 16, stack-id: default,
|
||||
callee-saved-register: '$r13', callee-saved-restored: true }
|
||||
- { id: 4, type: spill-slot, offset: -16, size: 8, alignment: 16, stack-id: default,
|
||||
callee-saved-register: '$r10', callee-saved-restored: true }
|
||||
stack:
|
||||
- { id: 0, name: local1, type: default, offset: -36, size: 4, alignment: 4,
|
||||
stack-id: default, callee-saved-register: '', callee-saved-restored: true,
|
||||
|
|
@ -140,27 +151,39 @@ constants:
|
|||
body: |
|
||||
bb.0.entry:
|
||||
successors: %bb.1(0x40000000), %bb.2(0x40000000)
|
||||
liveins: $edi, $rbp, $r12, $rbx
|
||||
liveins: $edi, $rbp, $r8, $r10, $r13, $r12, $rbx
|
||||
|
||||
DBG_VALUE $edi, $noreg, !12, !DIExpression(), debug-location !15
|
||||
frame-setup PUSH64r killed $rbp, implicit-def $rsp, implicit $rsp
|
||||
DBG_VALUE_LIST !13, !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_plus), $edi, $r8d, debug-location !15
|
||||
frame-setup PUSH64r killed $r10, implicit-def $rsp, implicit $rsp
|
||||
CFI_INSTRUCTION def_cfa_offset 16
|
||||
frame-setup PUSH64r killed $r12, implicit-def $rsp, implicit $rsp
|
||||
frame-setup PUSH64r killed $r13, implicit-def $rsp, implicit $rsp
|
||||
CFI_INSTRUCTION def_cfa_offset 24
|
||||
frame-setup PUSH64r killed $rbx, implicit-def $rsp, implicit $rsp
|
||||
frame-setup PUSH64r killed $rbp, implicit-def $rsp, implicit $rsp
|
||||
CFI_INSTRUCTION def_cfa_offset 32
|
||||
$rsp = frame-setup SUB64ri8 $rsp, 16, implicit-def dead $eflags
|
||||
frame-setup PUSH64r killed $r12, implicit-def $rsp, implicit $rsp
|
||||
CFI_INSTRUCTION def_cfa_offset 40
|
||||
frame-setup PUSH64r killed $rbx, implicit-def $rsp, implicit $rsp
|
||||
CFI_INSTRUCTION def_cfa_offset 48
|
||||
CFI_INSTRUCTION offset $rbx, -32
|
||||
CFI_INSTRUCTION offset $r12, -24
|
||||
CFI_INSTRUCTION offset $rbp, -16
|
||||
$rsp = frame-setup SUB64ri8 $rsp, 16, implicit-def dead $eflags
|
||||
CFI_INSTRUCTION def_cfa_offset 56
|
||||
CFI_INSTRUCTION offset $rbx, -48
|
||||
CFI_INSTRUCTION offset $rbx, -40
|
||||
CFI_INSTRUCTION offset $r12, -32
|
||||
CFI_INSTRUCTION offset $rbp, -24
|
||||
CFI_INSTRUCTION offset $r13, -16
|
||||
renamable $ebx = COPY $edi, implicit-def $rbx
|
||||
renamable $r13d = COPY $r8d, implicit-def $r13
|
||||
DBG_VALUE $ebx, $noreg, !12, !DIExpression(), debug-location !15
|
||||
DBG_VALUE_LIST !13, !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_plus), $ebx, $r13d, debug-location !15
|
||||
renamable $rdi = LEA64r $rsp, 1, $noreg, 12, $noreg
|
||||
renamable $r8 = LEA64r $rsp, 1, $noreg, 12, $noreg
|
||||
CALL64pcrel32 @init, csr_64, implicit $rsp, implicit $ssp, implicit $rdi, implicit-def $rsp, implicit-def $ssp, debug-location !15
|
||||
renamable $edi = MOV32rm $rsp, 1, $noreg, 12, $noreg :: (dereferenceable load (s32) from %ir.local1, !tbaa !20)
|
||||
renamable $edi = ADD32rr killed renamable $edi, renamable $ebx, implicit-def dead $eflags, debug-location !15
|
||||
CALL64pcrel32 @coeficient, csr_64, implicit $rsp, implicit $ssp, implicit $edi, implicit-def $rsp, implicit-def $ssp, implicit-def $eax, debug-location !15
|
||||
renamable $r8d = MOV32rm $rsp, 1, $noreg, 12, $noreg :: (dereferenceable load (s32) from %ir.local1, !tbaa !20)
|
||||
renamable $r8d = ADD32rr killed renamable $r8d, renamable $r13d, implicit-def dead $eflags, debug-location !15
|
||||
CALL64pcrel32 @coeficient, csr_64, implicit $rsp, implicit $ssp, implicit $edi, implicit $r8d, implicit-def $rsp, implicit-def $ssp, implicit-def $eax, debug-location !15
|
||||
renamable $ebp = COPY $eax, debug-location !15
|
||||
CMP32ri8 $eax, 33, implicit-def $eflags, debug-location !15
|
||||
JCC_1 %bb.2, 12, implicit killed $eflags, debug-location !15
|
||||
|
|
@ -168,9 +191,10 @@ body: |
|
|||
|
||||
bb.1.if.then:
|
||||
successors: %bb.3(0x80000000)
|
||||
liveins: $ebp, $rbx
|
||||
liveins: $ebp, $rbx, $r13
|
||||
|
||||
$edi = COPY renamable $ebx, debug-location !15
|
||||
$r8d = COPY renamable $r13d, debug-location !15
|
||||
CALL64pcrel32 @externFunc, csr_64, implicit $rsp, implicit $ssp, implicit $edi, implicit-def $rsp, implicit-def $ssp, implicit-def $eax, debug-location !15
|
||||
renamable $eax = KILL $eax, implicit-def $rax, debug-location !15
|
||||
renamable $eax = nsw ADD32rm renamable $eax, $rsp, 1, $noreg, 12, $noreg, implicit-def dead $eflags, implicit killed $rax, implicit-def $rax, debug-location !15 :: (dereferenceable load (s32) from %ir.local1, !tbaa !20)
|
||||
|
|
@ -178,26 +202,32 @@ body: |
|
|||
|
||||
bb.2.if.else:
|
||||
successors: %bb.3(0x80000000)
|
||||
liveins: $ebp, $rbx
|
||||
liveins: $ebp, $r13, $rbx
|
||||
|
||||
$edi = COPY renamable $ebx, debug-location !15
|
||||
$r8d = COPY renamable $r13d, debug-location !15
|
||||
CALL64pcrel32 @externFunc2, csr_64, implicit $rsp, implicit $ssp, implicit $edi, implicit-def $rsp, implicit-def $ssp, implicit-def $eax, debug-location !15
|
||||
renamable $eax = KILL $eax, implicit-def $rax, debug-location !15
|
||||
renamable $eax = nsw ADD32rm renamable $eax, $rsp, 1, $noreg, 12, $noreg, implicit-def dead $eflags, implicit killed $rax, implicit-def $rax, debug-location !15 :: (dereferenceable load (s32) from %ir.local1, !tbaa !20)
|
||||
|
||||
bb.3.if.end:
|
||||
liveins: $ebp, $rax, $rbx, $r12
|
||||
liveins: $ebp, $rax, $rbx, $r13, $r12, $r10
|
||||
; Instruction below is added in order to test moving variable's value from one register to another.
|
||||
$r12d = MOV32rr killed $ebx, implicit-def $r12
|
||||
$r10d = MOV32rr killed $r13d, implicit-def $r10
|
||||
renamable $eax = nsw LEA64_32r killed renamable $rax, 4, killed renamable $rbx, 0, $noreg, debug-location !15
|
||||
renamable $eax = nsw IMUL32rr killed renamable $eax, killed renamable $ebp, implicit-def dead $eflags, debug-location !15
|
||||
$rsp = frame-destroy ADD64ri8 $rsp, 16, implicit-def dead $eflags, debug-location !15
|
||||
CFI_INSTRUCTION def_cfa_offset 32, debug-location !15
|
||||
CFI_INSTRUCTION def_cfa_offset 48, debug-location !15
|
||||
$rbx = frame-destroy POP64r implicit-def $rsp, implicit $rsp, debug-location !15
|
||||
CFI_INSTRUCTION def_cfa_offset 24, debug-location !15
|
||||
CFI_INSTRUCTION def_cfa_offset 40, debug-location !15
|
||||
$r12 = frame-destroy POP64r implicit-def $rsp, implicit $rsp, debug-location !15
|
||||
CFI_INSTRUCTION def_cfa_offset 16, debug-location !15
|
||||
CFI_INSTRUCTION def_cfa_offset 32, debug-location !15
|
||||
$rbp = frame-destroy POP64r implicit-def $rsp, implicit $rsp, debug-location !15
|
||||
CFI_INSTRUCTION def_cfa_offset 24, debug-location !15
|
||||
$r13 = frame-destroy POP64r implicit-def $rsp, implicit $rsp, debug-location !15
|
||||
CFI_INSTRUCTION def_cfa_offset 16, debug-location !15
|
||||
$r13 = frame-destroy POP64r implicit-def $rsp, implicit $rsp, debug-location !15
|
||||
CFI_INSTRUCTION def_cfa_offset 8, debug-location !15
|
||||
RET 0, $eax, debug-location !15
|
||||
|
||||
|
|
|
|||
|
|
@ -9,6 +9,7 @@
|
|||
# 'h': complex expressions should be restored
|
||||
# 'i': spills should be restored across block boundaries
|
||||
# 'j': indirect DBG_VALUEs should be indirect after restoration
|
||||
# 'k': variadic debug values should be restored
|
||||
|
||||
# #define FORCE_SPILL() \
|
||||
# __asm volatile("" : : : \
|
||||
|
|
@ -27,6 +28,7 @@
|
|||
# CHECK: ![[RVAR:[0-9]+]] = !DILocalVariable(name: "r",
|
||||
# CHECK: ![[SVAR:[0-9]+]] = !DILocalVariable(name: "s",
|
||||
# CHECK: ![[TVAR:[0-9]+]] = !DILocalVariable(name: "t",
|
||||
# CHECK: ![[UVAR:[0-9]+]] = !DILocalVariable(name: "u",
|
||||
|
||||
# Ascertain that the spill has been recognized and manifested in a DBG_VALUE.
|
||||
# CHECK: MOV64mr $rsp,{{.*-8.*}}killed{{.*}}$rdi :: (store (s64) into %stack.0)
|
||||
|
|
@ -125,6 +127,22 @@
|
|||
ret i32 %0, !dbg !415
|
||||
}
|
||||
|
||||
define dso_local i32 @k(i32* readonly %p) local_unnamed_addr !dbg !507 {
|
||||
entry:
|
||||
call void @llvm.dbg.value(metadata i32* %p, metadata !513, metadata !DIExpression()), !dbg !514
|
||||
%tobool = icmp eq i32* %p, null, !dbg !515
|
||||
br i1 %tobool, label %if.end, label %if.then, !dbg !517
|
||||
|
||||
if.then: ; preds = %entry
|
||||
tail call void asm sideeffect "", "~{rax},~{rbx},~{rcx},~{rdx},~{rsi},~{rdi},~{rbp},~{r8},~{r9},~{r10},~{r11},~{r12},~{r13},~{r14},~{r15},~{dirflag},~{fpsr},~{flags}"(), !dbg !518, !srcloc !520
|
||||
br label %if.end, !dbg !521
|
||||
|
||||
if.end: ; preds = %entry, %if.then
|
||||
%add.ptr = getelementptr inbounds i32, i32* %p, i64 1, !dbg !522
|
||||
%0 = load i32, i32* %add.ptr, align 4, !dbg !523, !tbaa !24
|
||||
ret i32 %0, !dbg !528
|
||||
}
|
||||
|
||||
declare void @llvm.dbg.value(metadata, metadata, metadata)
|
||||
|
||||
!llvm.dbg.cu = !{!0}
|
||||
|
|
@ -160,6 +178,7 @@
|
|||
!26 = !{!"omnipotent char", !27, i64 0}
|
||||
!27 = !{!"Simple C/C++ TBAA"}
|
||||
!28 = !DILocation(line: 9, column: 3, scope: !7)
|
||||
!29 = !DILocalVariable(name: "p0", scope: !7, file: !1, line: 5, type: !11)
|
||||
!101 = !DIBasicType(name: "looong int", size: 64, encoding: DW_ATE_signed)
|
||||
!107 = distinct !DISubprogram(name: "g", scope: !0, file: !1, line: 105, type: !8, scopeLine: 105, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !112)
|
||||
!112 = !{!113}
|
||||
|
|
@ -220,6 +239,22 @@
|
|||
!413 = !DILocation(line: 109, column: 14, scope: !402)
|
||||
!414 = !DILocation(line: 109, column: 10, scope: !402)
|
||||
!415 = !DILocation(line: 109, column: 3, scope: !402)
|
||||
!501 = !DIBasicType(name: "looong int", size: 64, encoding: DW_ATE_signed)
|
||||
!507 = distinct !DISubprogram(name: "k", scope: !0, file: !1, line: 105, type: !8, scopeLine: 105, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !512)
|
||||
!512 = !{!513}
|
||||
!513 = !DILocalVariable(name: "u", arg: 1, scope: !507, file: !1, line: 105, type: !501)
|
||||
!514 = !DILocation(line: 105, column: 12, scope: !507)
|
||||
!515 = !DILocation(line: 106, column: 7, scope: !516)
|
||||
!516 = distinct !DILexicalBlock(scope: !507, file: !1, line: 106, column: 7)
|
||||
!517 = !DILocation(line: 106, column: 7, scope: !507)
|
||||
!518 = !DILocation(line: 107, column: 5, scope: !519)
|
||||
!519 = distinct !DILexicalBlock(scope: !516, file: !1, line: 106, column: 10)
|
||||
!520 = !{i32 -2147471544}
|
||||
!521 = !DILocation(line: 108, column: 3, scope: !519)
|
||||
!522 = !DILocation(line: 109, column: 14, scope: !507)
|
||||
!523 = !DILocation(line: 109, column: 10, scope: !507)
|
||||
!528 = !DILocation(line: 109, column: 3, scope: !507)
|
||||
|
||||
...
|
||||
---
|
||||
name: f
|
||||
|
|
@ -743,4 +778,123 @@ body: |
|
|||
renamable $eax = MOV32rm killed renamable $rdi, 1, $noreg, 4, $noreg, debug-location !414 :: (load (s32) from %ir.add.ptr, !tbaa !24)
|
||||
RET64 $eax, debug-location !415
|
||||
|
||||
...
|
||||
---
|
||||
# Test that if the values used by a variable with a variadic debug value are
|
||||
# spilt and restored, we correctly track each value individually.
|
||||
# This third function tests that complex expressions are spilt, and restored
|
||||
# correctly within a basic block.
|
||||
|
||||
# CHECK-LABEL: name: k
|
||||
# CHECK-LABEL: bb.0.entry:
|
||||
# CHECK: DBG_VALUE_LIST ![[UVAR]], !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_plus_uconst, 1, DW_OP_LLVM_arg, 1, DW_OP_plus), $rdi, $r10
|
||||
# CHECK-LABEL: bb.1.if.then:
|
||||
# CHECK: DBG_VALUE_LIST ![[UVAR]], !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_plus_uconst, 1, DW_OP_LLVM_arg, 1, DW_OP_plus), $rdi, $r10
|
||||
# CHECK: DBG_VALUE_LIST ![[UVAR]], !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_constu, 8, DW_OP_minus, DW_OP_deref, DW_OP_plus_uconst, 1, DW_OP_LLVM_arg, 1, DW_OP_plus), $rsp, $r10
|
||||
# CHECK: DBG_VALUE_LIST ![[UVAR]], !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_constu, 8, DW_OP_minus, DW_OP_deref, DW_OP_plus_uconst, 1, DW_OP_LLVM_arg, 1, DW_OP_constu, 16, DW_OP_minus, DW_OP_deref, DW_OP_plus), $rsp, $rsp
|
||||
# CHECK: DBG_VALUE_LIST ![[UVAR]], !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_plus_uconst, 1, DW_OP_LLVM_arg, 1, DW_OP_constu, 16, DW_OP_minus, DW_OP_deref, DW_OP_plus), $rdi, $rsp
|
||||
# CHECK: DBG_VALUE_LIST ![[UVAR]], !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_plus_uconst, 1, DW_OP_LLVM_arg, 1, DW_OP_plus), $rdi, $r10
|
||||
# CHECK-LABEL: bb.2.if.end:
|
||||
# CHECK: DBG_VALUE_LIST ![[UVAR]], !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_plus_uconst, 1, DW_OP_LLVM_arg, 1, DW_OP_plus), $rdi, $r10
|
||||
|
||||
name: k
|
||||
alignment: 16
|
||||
tracksRegLiveness: true
|
||||
liveins:
|
||||
- { reg: '$rdi', virtual-reg: '' }
|
||||
- { reg: '$r10', virtual-reg: '' }
|
||||
frameInfo:
|
||||
stackSize: 48
|
||||
offsetAdjustment: -48
|
||||
maxAlignment: 8
|
||||
cvBytesOfCalleeSavedRegisters: 48
|
||||
localFrameSize: 0
|
||||
fixedStack:
|
||||
- { id: 0, type: spill-slot, offset: -56, size: 8, alignment: 8, stack-id: default,
|
||||
callee-saved-register: '$rbx', callee-saved-restored: true, debug-info-variable: '',
|
||||
debug-info-expression: '', debug-info-location: '' }
|
||||
- { id: 1, type: spill-slot, offset: -48, size: 8, alignment: 16, stack-id: default,
|
||||
callee-saved-register: '$r12', callee-saved-restored: true, debug-info-variable: '',
|
||||
debug-info-expression: '', debug-info-location: '' }
|
||||
- { id: 2, type: spill-slot, offset: -40, size: 8, alignment: 8, stack-id: default,
|
||||
callee-saved-register: '$r13', callee-saved-restored: true, debug-info-variable: '',
|
||||
debug-info-expression: '', debug-info-location: '' }
|
||||
- { id: 3, type: spill-slot, offset: -32, size: 8, alignment: 16, stack-id: default,
|
||||
callee-saved-register: '$r14', callee-saved-restored: true, debug-info-variable: '',
|
||||
debug-info-expression: '', debug-info-location: '' }
|
||||
- { id: 4, type: spill-slot, offset: -24, size: 8, alignment: 8, stack-id: default,
|
||||
callee-saved-register: '$r15', callee-saved-restored: true, debug-info-variable: '',
|
||||
debug-info-expression: '', debug-info-location: '' }
|
||||
- { id: 5, type: spill-slot, offset: -16, size: 8, alignment: 16, stack-id: default,
|
||||
callee-saved-register: '$rbp', callee-saved-restored: true, debug-info-variable: '',
|
||||
debug-info-expression: '', debug-info-location: '' }
|
||||
stack:
|
||||
- { id: 0, name: '', type: spill-slot, offset: -64, size: 8, alignment: 8,
|
||||
stack-id: default, callee-saved-register: '', callee-saved-restored: true,
|
||||
debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
|
||||
- { id: 1, name: '', type: spill-slot, offset: -72, size: 8, alignment: 8,
|
||||
stack-id: default, callee-saved-register: '', callee-saved-restored: true,
|
||||
debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
|
||||
constants: []
|
||||
body: |
|
||||
bb.0.entry:
|
||||
successors: %bb.2(0x30000000), %bb.1(0x50000000)
|
||||
liveins: $rdi, $r10, $rbx, $r12, $r13, $r14, $r15, $rbp
|
||||
|
||||
DBG_VALUE_LIST !513, !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_plus_uconst, 1, DW_OP_LLVM_arg, 1, DW_OP_plus), $rdi, $r10, debug-location !514
|
||||
TEST64rr renamable $rdi, renamable $rdi, implicit-def $eflags, debug-location !515
|
||||
JCC_1 %bb.2, 4, implicit $eflags, debug-location !517
|
||||
|
||||
bb.1.if.then:
|
||||
successors: %bb.2(0x80000000)
|
||||
liveins: $rdi, $r10, $rbp, $r15, $r14, $r13, $r12, $rbx
|
||||
|
||||
frame-setup PUSH64r killed $rbp, implicit-def $rsp, implicit $rsp
|
||||
CFI_INSTRUCTION def_cfa_offset 16
|
||||
frame-setup PUSH64r killed $r15, implicit-def $rsp, implicit $rsp
|
||||
CFI_INSTRUCTION def_cfa_offset 24
|
||||
frame-setup PUSH64r killed $r14, implicit-def $rsp, implicit $rsp
|
||||
CFI_INSTRUCTION def_cfa_offset 32
|
||||
frame-setup PUSH64r killed $r13, implicit-def $rsp, implicit $rsp
|
||||
CFI_INSTRUCTION def_cfa_offset 40
|
||||
frame-setup PUSH64r killed $r12, implicit-def $rsp, implicit $rsp
|
||||
CFI_INSTRUCTION def_cfa_offset 48
|
||||
frame-setup PUSH64r killed $rbx, implicit-def $rsp, implicit $rsp
|
||||
CFI_INSTRUCTION def_cfa_offset 56
|
||||
CFI_INSTRUCTION offset $rbx, -56
|
||||
CFI_INSTRUCTION offset $r12, -48
|
||||
CFI_INSTRUCTION offset $r13, -40
|
||||
CFI_INSTRUCTION offset $r14, -32
|
||||
CFI_INSTRUCTION offset $r15, -24
|
||||
CFI_INSTRUCTION offset $rbp, -16
|
||||
MOV64mr $rsp, 1, $noreg, -8, $noreg, killed renamable $rdi :: (store (s64) into %stack.0)
|
||||
MOV64mr $rsp, 1, $noreg, -16, $noreg, killed renamable $r10 :: (store (s64) into %stack.1)
|
||||
INLINEASM &"", 1, 12, implicit-def dead early-clobber $rax, 12, implicit-def dead early-clobber $rbx, 12, implicit-def dead early-clobber $rcx, 12, implicit-def dead early-clobber $rdx, 12, implicit-def dead early-clobber $rsi, 12, implicit-def dead early-clobber $rdi, 12, implicit-def dead early-clobber $rbp, 12, implicit-def dead early-clobber $r8, 12, implicit-def dead early-clobber $r9, 12, implicit-def dead early-clobber $r10, 12, implicit-def dead early-clobber $r11, 12, implicit-def dead early-clobber $r12, 12, implicit-def dead early-clobber $r13, 12, implicit-def dead early-clobber $r14, 12, implicit-def dead early-clobber $r15, 12, implicit-def dead early-clobber $eflags, !520, debug-location !518
|
||||
renamable $rdi = MOV64rm $rsp, 1, $noreg, -8, $noreg :: (load (s64) from %stack.0)
|
||||
renamable $r10 = MOV64rm $rsp, 1, $noreg, -16, $noreg :: (load (s64) from %stack.1)
|
||||
; Clobber stack location to force variable location to move to $rdi.
|
||||
$rax = MOV64ri 0
|
||||
MOV64mr $rsp, 1, _, -8, _, renamable $rax :: (store (s64) into %stack.0)
|
||||
MOV64mr $rsp, 1, _, -16, _, killed renamable $rax :: (store (s64) into %stack.1)
|
||||
$rbx = frame-destroy POP64r implicit-def $rsp, implicit $rsp
|
||||
CFI_INSTRUCTION def_cfa_offset 48
|
||||
$r12 = frame-destroy POP64r implicit-def $rsp, implicit $rsp
|
||||
CFI_INSTRUCTION def_cfa_offset 40
|
||||
$r13 = frame-destroy POP64r implicit-def $rsp, implicit $rsp
|
||||
CFI_INSTRUCTION def_cfa_offset 32
|
||||
$r14 = frame-destroy POP64r implicit-def $rsp, implicit $rsp
|
||||
CFI_INSTRUCTION def_cfa_offset 24
|
||||
$r15 = frame-destroy POP64r implicit-def $rsp, implicit $rsp
|
||||
CFI_INSTRUCTION def_cfa_offset 16
|
||||
$rbp = frame-destroy POP64r implicit-def $rsp, implicit $rsp
|
||||
CFI_INSTRUCTION def_cfa_offset 8
|
||||
|
||||
bb.2.if.end:
|
||||
liveins: $rdi, $rbx, $r12, $r13, $r14, $r15, $rbp
|
||||
|
||||
renamable $eax = MOV32rm killed renamable $rdi, 1, $noreg, 4, $noreg, debug-location !523 :: (load (s32) from %ir.add.ptr, !tbaa !24)
|
||||
RET64 $eax, debug-location !528
|
||||
|
||||
|
||||
|
||||
...
|
||||
|
|
|
|||
|
|
@ -32,12 +32,17 @@
|
|||
#
|
||||
# CHECK: ![[ANUM:[0-9]+]] = !DILocalVariable(name: "a"
|
||||
# CHECK: ![[BNUM:[0-9]+]] = !DILocalVariable(name: "b"
|
||||
# CHECK: ![[CNUM:[0-9]+]] = !DILocalVariable(name: "c"
|
||||
#
|
||||
# These variables should be spilt,
|
||||
# CHECK-LABEL: bb.1.if.end:
|
||||
# CHECK: MOV64mr $rsp, 1, $noreg, 16, $noreg, killed renamable $rsi
|
||||
# CHECK-NEXT: DBG_VALUE_LIST ![[CNUM]], !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_plus_uconst, 16, DW_OP_deref
|
||||
# CHECK-SAME: $rsp, $rdi
|
||||
# CHECK-NEXT: DBG_VALUE $rsp, 0, ![[BNUM]], !DIExpression(
|
||||
# CHECK-NEXT: MOV64mr $rsp, 1, $noreg, 8, $noreg, killed renamable $rdi
|
||||
# CHECK-NEXT: DBG_VALUE_LIST ![[CNUM]], !DIExpression({{[^)]+}}DW_OP_LLVM_arg, 1, DW_OP_plus_uconst, 8, DW_OP_deref
|
||||
# CHECK-SAME: $rsp, $rsp
|
||||
# CHECK-NEXT: DBG_VALUE $rsp, 0, ![[ANUM]], !DIExpression(
|
||||
# CHECK-NEXT: INLINEASM
|
||||
#
|
||||
|
|
@ -45,6 +50,7 @@
|
|||
# CHECK-LABEL: bb.3.if.end3:
|
||||
# CHECK: CALL64pcrel32 @sum
|
||||
# CHECK-NEXT: MOV64mr $rsp, 1, $noreg, 8, $noreg, $rax
|
||||
# CHECK-NEXT: DBG_VALUE_LIST ![[CNUM]], !DIExpression({{[^)]*}}), $noreg, $noreg
|
||||
# CHECK-NEXT: DBG_VALUE $noreg, $noreg, ![[ANUM]], !DIExpression()
|
||||
# CHECK-NEXT: INLINEASM
|
||||
|
||||
|
|
@ -92,7 +98,7 @@
|
|||
!16 = !{!17, !18, !19}
|
||||
!17 = !DILocalVariable(name: "a", arg: 1, scope: !12, file: !3, line: 15, type: !15)
|
||||
!18 = !DILocalVariable(name: "b", arg: 2, scope: !12, file: !3, line: 15, type: !15)
|
||||
!19 = !DILocalVariable(name: "quux", scope: !12, file: !3, line: 23, type: !7)
|
||||
!19 = !DILocalVariable(name: "c", scope: !12, file: !3, line: 23, type: !7)
|
||||
!28 = !DILocation(line: 1, column: 1, scope: !12)
|
||||
|
||||
...
|
||||
|
|
@ -144,6 +150,7 @@ body: |
|
|||
DBG_VALUE $rdi, $noreg, !17, !DIExpression(), debug-location !28
|
||||
DBG_VALUE $rsi, $noreg, !18, !DIExpression(), debug-location !28
|
||||
DBG_VALUE $rsi, $noreg, !18, !DIExpression(), debug-location !28
|
||||
DBG_VALUE_LIST !19, !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_plus), $rsi, $rdi, debug-location !28
|
||||
frame-setup PUSH64r killed $rbp, implicit-def $rsp, implicit $rsp, debug-location !28
|
||||
frame-setup PUSH64r killed $r15, implicit-def $rsp, implicit $rsp, debug-location !28
|
||||
frame-setup PUSH64r killed $r14, implicit-def $rsp, implicit $rsp, debug-location !28
|
||||
|
|
|
|||
Loading…
Reference in New Issue