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https://github.com/RPCS3/llvm-mirror.git
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9550ad611d
Adds CVReg to CodeView register names to prevent a duplicate symbol with CR3 defined in termios.h, as suggested by Zachary on the mailing list. http://lists.llvm.org/pipermail/llvm-dev/2018-May/123372.html Differential revision: https://reviews.llvm.org/D47478 rdar://39863705 llvm-svn: 333421
294 lines
11 KiB
LLVM
294 lines
11 KiB
LLVM
; RUN: llc < %s | FileCheck %s --check-prefix=ASM
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; RUN: llc < %s -filetype=obj | llvm-readobj -codeview - | FileCheck %s --check-prefix=OBJ
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; Generated from:
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; volatile int x;
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; int getint(void);
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; void putint(int);
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; static inline int inlineinc(int a) {
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; int b = a + 1;
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; ++x;
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; return b;
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; }
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; void f(int p) {
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; if (p) {
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; int a = getint();
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; int b = inlineinc(a);
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; putint(b);
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; } else {
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; int c = getint();
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; putint(c);
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; }
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; }
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; ASM: f: # @f
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; ASM: .Lfunc_begin0:
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; ASM: # %bb.0: # %entry
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; ASM: pushq %rsi
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; ASM: subq $32, %rsp
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; ASM: #DEBUG_VALUE: f:p <- $ecx
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; ASM: movl %ecx, %esi
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; ASM: [[p_ecx_esi:\.Ltmp.*]]:
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; ASM: #DEBUG_VALUE: f:p <- $esi
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; ASM: callq getint
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; ASM: [[after_getint:\.Ltmp.*]]:
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; ASM: #DEBUG_VALUE: a <- $eax
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; ASM: #DEBUG_VALUE: inlineinc:a <- $eax
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; ASM: #DEBUG_VALUE: c <- $eax
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; ASM: testl %esi, %esi
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; ASM: je .LBB0_2
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; ASM: [[after_je:\.Ltmp.*]]:
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; ASM: # %bb.1: # %if.then
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; ASM-DAG: #DEBUG_VALUE: inlineinc:a <- $eax
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; ASM-DAG: #DEBUG_VALUE: a <- $eax
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; ASM-DAG: #DEBUG_VALUE: f:p <- $esi
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; ASM: addl $1, %eax
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; ASM: [[after_inc_eax:\.Ltmp.*]]:
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; ASM: #DEBUG_VALUE: inlineinc:b <- $eax
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; ASM: #DEBUG_VALUE: b <- $eax
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; ASM: addl $1, x(%rip)
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; ASM: [[after_if:\.Ltmp.*]]:
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; ASM: .LBB0_2: # %if.else
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; ASM: #DEBUG_VALUE: f:p <- $esi
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; ASM: movl %eax, %ecx
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; ASM: addq $32, %rsp
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; ASM: popq %rsi
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; ASM: [[func_end:\.Ltmp.*]]:
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; ASM: jmp putint # TAILCALL
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; ASM: .short 4414 # Record kind: S_LOCAL
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; ASM: .asciz "p"
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; ASM: .cv_def_range .Lfunc_begin0 [[p_ecx_esi]], "A\021\022\000\000\000"
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; ASM: .cv_def_range [[p_ecx_esi]] [[func_end]], "A\021\027\000\000\000"
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; ASM: .short 4414 # Record kind: S_LOCAL
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; ASM: .asciz "c"
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; ASM: .cv_def_range [[after_getint]] [[after_je]], "A\021\021\000\000\000"
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; ASM: .short 4414 # Record kind: S_LOCAL
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; ASM: .asciz "a"
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; ASM: .cv_def_range [[after_getint]] [[after_inc_eax]], "A\021\021\000\000\000"
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; ASM: .short 4414 # Record kind: S_LOCAL
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; ASM: .asciz "b"
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; ASM: .cv_def_range [[after_inc_eax]] [[after_if]], "A\021\021\000\000\000"
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; ASM: .short 4429 # Record kind: S_INLINESITE
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; ASM: .short 4414 # Record kind: S_LOCAL
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; ASM: .asciz "a"
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; ASM: .cv_def_range [[after_getint]] [[after_inc_eax]], "A\021\021\000\000\000"
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; ASM: .short 4414 # Record kind: S_LOCAL
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; ASM: .asciz "b"
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; ASM: .cv_def_range [[after_inc_eax]] [[after_if]], "A\021\021\000\000\000"
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; ASM: .short 4430 # Record kind: S_INLINESITE_END
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; OBJ: Subsection [
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; OBJ: SubSectionType: Symbols (0xF1)
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; OBJ: {{.*}}Proc{{.*}}Sym {
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; OBJ: DisplayName: f
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; OBJ: }
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; OBJ: LocalSym {
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; OBJ: Type: int (0x74)
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; OBJ: Flags [ (0x1)
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; OBJ: IsParameter (0x1)
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; OBJ: ]
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; OBJ: VarName: p
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; OBJ: }
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; OBJ: DefRangeRegisterSym {
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; OBJ: Register: CVRegECX (0x12)
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; OBJ: LocalVariableAddrRange {
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; OBJ: OffsetStart: .text+0x0
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; OBJ: ISectStart: 0x0
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; OBJ: Range: 0x7
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; OBJ: }
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; OBJ: }
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; OBJ: DefRangeRegisterSym {
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; OBJ: Register: CVRegESI (0x17)
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; OBJ: LocalVariableAddrRange {
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; OBJ: OffsetStart: .text+0x7
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; OBJ: ISectStart: 0x0
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; OBJ: Range: 0x1A
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; OBJ: }
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; OBJ: }
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; OBJ: LocalSym {
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; OBJ: Type: int (0x74)
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; OBJ: Flags [ (0x0)
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; OBJ: ]
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; OBJ: VarName: c
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; OBJ: }
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; OBJ: DefRangeRegisterSym {
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; OBJ: Register: CVRegEAX (0x11)
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; OBJ: LocalVariableAddrRange {
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; OBJ: OffsetStart: .text+0xC
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; OBJ: ISectStart: 0x0
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; OBJ: Range: 0x4
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; OBJ: }
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; OBJ: }
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; OBJ: LocalSym {
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; OBJ: Type: int (0x74)
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; OBJ: Flags [ (0x0)
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; OBJ: ]
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; OBJ: VarName: a
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; OBJ: }
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; OBJ: DefRangeRegisterSym {
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; OBJ: Register: CVRegEAX (0x11)
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; OBJ: LocalVariableAddrRange {
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; OBJ: OffsetStart: .text+0xC
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; OBJ: ISectStart: 0x0
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; OBJ: Range: 0x7
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; OBJ: }
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; OBJ: }
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; OBJ: LocalSym {
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; OBJ: Type: int (0x74)
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; OBJ: Flags [ (0x0)
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; OBJ: ]
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; OBJ: VarName: b
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; OBJ: }
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; OBJ: DefRangeRegisterSym {
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; OBJ: Register: CVRegEAX (0x11)
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; OBJ: MayHaveNoName: 0
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; OBJ: OffsetStart: .text+0x13
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; OBJ: ISectStart: 0x0
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; OBJ: Range: 0x7
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; OBJ: }
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; OBJ: }
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; OBJ: InlineSiteSym {
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; OBJ: PtrParent: 0x0
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; OBJ: PtrEnd: 0x0
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; OBJ: Inlinee: inlineinc (0x1002)
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; OBJ: }
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; OBJ: LocalSym {
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; OBJ: Type: int (0x74)
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; OBJ: Flags [ (0x1)
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; OBJ: IsParameter (0x1)
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; OBJ: ]
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; OBJ: VarName: a
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; OBJ: }
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; OBJ: DefRangeRegisterSym {
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; OBJ: Register: CVRegEAX (0x11)
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; OBJ: LocalVariableAddrRange {
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; OBJ: OffsetStart: .text+0xC
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; OBJ: ISectStart: 0x0
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; OBJ: Range: 0x7
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; OBJ: }
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; OBJ: }
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; OBJ: LocalSym {
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; OBJ: Type: int (0x74)
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; OBJ: Flags [ (0x0)
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; OBJ: ]
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; OBJ: VarName: b
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; OBJ: }
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; OBJ: DefRangeRegisterSym {
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; OBJ: Register: CVRegEAX (0x11)
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; OBJ: LocalVariableAddrRange {
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; OBJ: OffsetStart: .text+0x13
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; OBJ: ISectStart: 0x0
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; OBJ: Range: 0x7
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; OBJ: }
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; OBJ: }
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; OBJ: InlineSiteEnd {
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; OBJ: }
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; OBJ: ProcEnd
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; OBJ: ]
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; ModuleID = 't.cpp'
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source_filename = "test/DebugInfo/COFF/register-variables.ll"
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target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-pc-windows-msvc18.0.0"
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@x = internal global i32 0, align 4, !dbg !0
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; Function Attrs: nounwind uwtable
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define void @f(i32 %p) #0 !dbg !12 {
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entry:
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tail call void @llvm.dbg.value(metadata i32 %p, metadata !16, metadata !23), !dbg !24
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%tobool = icmp eq i32 %p, 0, !dbg !25
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%call2 = tail call i32 @getint() #3, !dbg !26
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br i1 %tobool, label %if.else, label %if.then, !dbg !27
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if.then: ; preds = %entry
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tail call void @llvm.dbg.value(metadata i32 %call2, metadata !17, metadata !23), !dbg !28
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tail call void @llvm.dbg.value(metadata i32 %call2, metadata !29, metadata !23), !dbg !35
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%add.i = add nsw i32 %call2, 1, !dbg !37
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tail call void @llvm.dbg.value(metadata i32 %add.i, metadata !34, metadata !23), !dbg !38
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%0 = load volatile i32, i32* @x, align 4, !dbg !39, !tbaa !40
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%inc.i = add nsw i32 %0, 1, !dbg !39
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store volatile i32 %inc.i, i32* @x, align 4, !dbg !39, !tbaa !40
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tail call void @llvm.dbg.value(metadata i32 %add.i, metadata !20, metadata !23), !dbg !44
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tail call void @putint(i32 %add.i) #3, !dbg !45
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br label %if.end, !dbg !46
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if.else: ; preds = %entry
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tail call void @llvm.dbg.value(metadata i32 %call2, metadata !21, metadata !23), !dbg !47
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tail call void @putint(i32 %call2) #3, !dbg !48
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br label %if.end
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if.end: ; preds = %if.else, %if.then
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ret void, !dbg !49
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}
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declare i32 @getint() #1
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declare void @putint(i32) #1
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; Function Attrs: nounwind readnone
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declare void @llvm.dbg.value(metadata, metadata, metadata) #2
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attributes #0 = { nounwind uwtable "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2" "unsafe-fp-math"="false" "use-soft-float"="false" }
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attributes #1 = { "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2" "unsafe-fp-math"="false" "use-soft-float"="false" }
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attributes #2 = { nounwind readnone }
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attributes #3 = { nounwind }
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!llvm.dbg.cu = !{!2}
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!llvm.module.flags = !{!8, !9, !10}
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!llvm.ident = !{!11}
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!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())
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!1 = !DIGlobalVariable(name: "x", scope: !2, file: !3, line: 1, type: !6, isLocal: false, isDefinition: true)
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!2 = distinct !DICompileUnit(language: DW_LANG_C99, file: !3, producer: "clang version 3.9.0 (trunk 260617) (llvm/trunk 260619)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, globals: !5)
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!3 = !DIFile(filename: "t.cpp", directory: "D:\5Csrc\5Cllvm\5Cbuild")
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!4 = !{}
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!5 = !{!0}
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!6 = !DIDerivedType(tag: DW_TAG_volatile_type, baseType: !7)
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!7 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
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!8 = !{i32 2, !"CodeView", i32 1}
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!9 = !{i32 2, !"Debug Info Version", i32 3}
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!10 = !{i32 1, !"PIC Level", i32 2}
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!11 = !{!"clang version 3.9.0 (trunk 260617) (llvm/trunk 260619)"}
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!12 = distinct !DISubprogram(name: "f", scope: !3, file: !3, line: 9, type: !13, isLocal: false, isDefinition: true, scopeLine: 9, flags: DIFlagPrototyped, isOptimized: true, unit: !2, retainedNodes: !15)
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!13 = !DISubroutineType(types: !14)
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!14 = !{null, !7}
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!15 = !{!16, !17, !20, !21}
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!16 = !DILocalVariable(name: "p", arg: 1, scope: !12, file: !3, line: 9, type: !7)
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!17 = !DILocalVariable(name: "a", scope: !18, file: !3, line: 11, type: !7)
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!18 = distinct !DILexicalBlock(scope: !19, file: !3, line: 10, column: 10)
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!19 = distinct !DILexicalBlock(scope: !12, file: !3, line: 10, column: 7)
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!20 = !DILocalVariable(name: "b", scope: !18, file: !3, line: 12, type: !7)
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!21 = !DILocalVariable(name: "c", scope: !22, file: !3, line: 15, type: !7)
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!22 = distinct !DILexicalBlock(scope: !19, file: !3, line: 14, column: 10)
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!23 = !DIExpression()
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!24 = !DILocation(line: 9, column: 12, scope: !12)
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!25 = !DILocation(line: 10, column: 7, scope: !19)
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!26 = !DILocation(line: 15, column: 13, scope: !22)
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!27 = !DILocation(line: 10, column: 7, scope: !12)
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!28 = !DILocation(line: 11, column: 9, scope: !18)
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!29 = !DILocalVariable(name: "a", arg: 1, scope: !30, file: !3, line: 4, type: !7)
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!30 = distinct !DISubprogram(name: "inlineinc", scope: !3, file: !3, line: 4, type: !31, isLocal: true, isDefinition: true, scopeLine: 4, flags: DIFlagPrototyped, isOptimized: true, unit: !2, retainedNodes: !33)
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!31 = !DISubroutineType(types: !32)
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!32 = !{!7, !7}
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!33 = !{!29, !34}
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!34 = !DILocalVariable(name: "b", scope: !30, file: !3, line: 5, type: !7)
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!35 = !DILocation(line: 4, column: 33, scope: !30, inlinedAt: !36)
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!36 = distinct !DILocation(line: 12, column: 13, scope: !18)
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!37 = !DILocation(line: 5, column: 13, scope: !30, inlinedAt: !36)
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!38 = !DILocation(line: 5, column: 7, scope: !30, inlinedAt: !36)
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!39 = !DILocation(line: 6, column: 3, scope: !30, inlinedAt: !36)
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!40 = !{!41, !41, i64 0}
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!41 = !{!"int", !42, i64 0}
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!42 = !{!"omnipotent char", !43, i64 0}
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!43 = !{!"Simple C/C++ TBAA"}
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!44 = !DILocation(line: 12, column: 9, scope: !18)
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!45 = !DILocation(line: 13, column: 5, scope: !18)
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!46 = !DILocation(line: 14, column: 3, scope: !18)
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!47 = !DILocation(line: 15, column: 9, scope: !22)
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!48 = !DILocation(line: 16, column: 5, scope: !22)
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!49 = !DILocation(line: 18, column: 1, scope: !12)
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