198 lines
8.9 KiB
LLVM
198 lines
8.9 KiB
LLVM
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; RUN: rm -rf %t && split-file %s %t
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; RUN: llc -verify-machineinstrs -mcpu=pwr4 -mattr=-altivec -mtriple powerpc-ibm-aix-xcoff \
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; RUN: -xcoff-traceback-table=false < %t/no-ref.ll | FileCheck %s --check-prefixes=NOREF
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; RUN: llc -verify-machineinstrs -mcpu=pwr4 -mattr=-altivec -mtriple powerpc-ibm-aix-xcoff \
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; RUN: -xcoff-traceback-table=false --filetype=obj < %t/no-ref.ll -o %t/no-ref.o
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; RUN: llvm-objdump %t/no-ref.o -r | FileCheck %s --check-prefix=NOREF-OBJ
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; RUN: llc -verify-machineinstrs -mcpu=pwr4 -mattr=-altivec -mtriple powerpc-ibm-aix-xcoff \
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; RUN: -xcoff-traceback-table=false < %t/no-vnds.ll | FileCheck %s --check-prefixes=NOVNDS
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; RUN: llc -verify-machineinstrs -mcpu=pwr4 -mattr=-altivec -mtriple powerpc-ibm-aix-xcoff \
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; RUN: -xcoff-traceback-table=false --filetype=obj < %t/no-vnds.ll -o %t/no-vnds.o
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; RUN: llvm-objdump %t/no-vnds.o -r | FileCheck %s --check-prefix=NOVNDS-OBJ
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; RUN: llc -verify-machineinstrs -mcpu=pwr4 -mattr=-altivec -mtriple powerpc-ibm-aix-xcoff \
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; RUN: -xcoff-traceback-table=false < %t/with-vnds.ll | FileCheck %s --check-prefixes=WITHVNDS
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; RUN: llc -verify-machineinstrs -mcpu=pwr4 -mattr=-altivec -mtriple powerpc-ibm-aix-xcoff \
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; RUN: -xcoff-traceback-table=false --filetype=obj < %t/with-vnds.ll -o %t/with-vnds.o
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; RUN: llvm-objdump %t/with-vnds.o -tr | FileCheck %s --check-prefix=WITHVNDS-OBJ
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; RUN: llc -verify-machineinstrs -mcpu=pwr4 -mattr=-altivec -mtriple powerpc-ibm-aix-xcoff \
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; RUN: -xcoff-traceback-table=false < %t/zero-size-cnts-section.ll | FileCheck %s --check-prefixes=ZERO-SIZE-CNTS
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; RUN: llc -verify-machineinstrs -mcpu=pwr4 -mattr=-altivec -mtriple powerpc-ibm-aix-xcoff \
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; RUN: -xcoff-traceback-table=false --filetype=obj < %t/zero-size-cnts-section.ll -o %t/zero-size-cnts-section.o
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; RUN: llvm-objdump %t/zero-size-cnts-section.o -tr | FileCheck %s --check-prefix=ZERO-SIZE-CNTS-OBJ
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; RUN: llc -verify-machineinstrs -mcpu=pwr4 -mattr=-altivec -mtriple powerpc-ibm-aix-xcoff \
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; RUN: -xcoff-traceback-table=false < %t/zero-size-other-section.ll | FileCheck %s --check-prefixes=ZERO-SIZE-OTHER
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; RUN: llc -verify-machineinstrs -mcpu=pwr4 -mattr=-altivec -mtriple powerpc64-ibm-aix-xcoff \
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; RUN: -xcoff-traceback-table=false < %t/zero-size-other-section.ll | FileCheck %s --check-prefixes=ZERO-SIZE-OTHER
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; RUN: llc -verify-machineinstrs -mcpu=pwr4 -mattr=-altivec -mtriple powerpc-ibm-aix-xcoff \
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; RUN: -xcoff-traceback-table=false --filetype=obj < %t/zero-size-other-section.ll -o %t/zero-size-other-section.o
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; RUN: llvm-objdump %t/zero-size-other-section.o -tr | FileCheck %s --check-prefix=ZERO-SIZE-OTHER-OBJ
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; RUN: llc -verify-machineinstrs -mcpu=pwr4 -mattr=-altivec -mtriple powerpc64-ibm-aix-xcoff \
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; RUN: -xcoff-traceback-table=false --filetype=obj < %t/zero-size-other-section.ll -o %t/zero-size-other-section.o
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; RUN: llvm-objdump %t/zero-size-other-section.o -tr | FileCheck %s --check-prefix=ZERO-SIZE-OTHER-OBJ
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;--- no-ref.ll
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; The absence of a __llvm_prf_cnts section should stop generating the .refs.
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;
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target datalayout = "E-m:a-p:32:32-i64:64-n32"
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target triple = "powerpc-ibm-aix7.2.0.0"
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@__profd_main = private global i64 zeroinitializer, section "__llvm_prf_data", align 8
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@__llvm_prf_nm = private constant [6 x i8] c"\04\00main", section "__llvm_prf_names", align 1
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@llvm.used = appending global [2 x ptr]
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[ptr @__profd_main,
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ptr @__llvm_prf_nm], section "llvm.metadata"
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define i32 @main() #0 {
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entry:
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ret i32 1
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}
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; NOREF-NOT: .ref __llvm_prf_data
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; NOREF-NOT: .ref __llvm_prf_names
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; NOREF-NOT: .ref __llvm_prf_vnds
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; NOREF-OBJ-NOT: R_REF __llvm_prf_data
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; NOREF-OBJ-NOT: R_REF __llvm_prf_names
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; NOREF-OBJ-NOT: R_REF __llvm_prf_vnds
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;--- no-vnds.ll
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; This is the most common case. When -fprofile-generate is used and there exists executable code, we generate the __llvm_prf_cnts, __llvm_prf_data, and __llvm_prf_names sections.
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;
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target datalayout = "E-m:a-p:32:32-i64:64-n32"
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target triple = "powerpc-ibm-aix7.2.0.0"
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@__profc_main = private global [1 x i64] zeroinitializer, section "__llvm_prf_cnts", align 8
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@__profd_main = private global i64 zeroinitializer, section "__llvm_prf_data", align 8
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@__llvm_prf_nm = private constant [6 x i8] c"\04\00main", section "__llvm_prf_names", align 1
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@llvm.used = appending global [3 x ptr]
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[ptr @__profc_main,
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ptr @__profd_main,
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ptr @__llvm_prf_nm], section "llvm.metadata"
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define i32 @main() #0 {
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entry:
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ret i32 1
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}
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; There will be two __llvm_prf_cnts .csects, one to represent the actual csect
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; that holds @__profc_main, and one generated to hold the .ref directives. In
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; XCOFF, a csect can be defined in pieces, so this is is legal assembly.
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;
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; NOVNDS: .csect __llvm_prf_cnts[RW],3
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; NOVNDS: .csect __llvm_prf_cnts[RW],3
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; NOVNDS-NEXT: .ref __llvm_prf_data[RW]
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; NOVNDS-NEXT: .ref __llvm_prf_names[RO]
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; NOVNDS-NOT: .ref __llvm_prf_vnds
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; NOVNDS-OBJ: 00000000 R_REF __llvm_prf_data
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; NOVNDS-OBJ: 00000000 R_REF __llvm_prf_names
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; NOVNDS-OBJ-NOT: R_REF __llvm_prf_vnds
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;--- with-vnds.ll
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; When value profiling is needed, the PGO instrumentation generates variables in the __llvm_prf_vnds section, so we generate a .ref for them too.
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;
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@__profc_main = private global [1 x i64] zeroinitializer, section "__llvm_prf_cnts", align 8
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@__profd_main = private global i64 zeroinitializer, section "__llvm_prf_data", align 8
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@__llvm_prf_nm = private constant [6 x i8] c"\04\00main", section "__llvm_prf_names", align 1
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@__llvm_prf_vnodes = private global [10 x { i64, i64, ptr }] zeroinitializer, section "__llvm_prf_vnds"
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@llvm.used = appending global [4 x ptr]
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[ptr @__profc_main,
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ptr @__profd_main,
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ptr @__llvm_prf_nm,
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ptr @__llvm_prf_vnodes], section "llvm.metadata"
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define i32 @main() #0 {
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entry:
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ret i32 1
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}
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; WITHVNDS: .csect __llvm_prf_cnts[RW],3
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; WITHVNDS: .csect __llvm_prf_cnts[RW],3
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; WITHVNDS-NEXT: .ref __llvm_prf_data[RW]
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; WITHVNDS-NEXT: .ref __llvm_prf_names[RO]
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; WITHVNDS-NEXT: .ref __llvm_prf_vnds[RW]
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; WITHVNDS-OBJ: SYMBOL TABLE:
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; WITHVNDS-OBJ-NEXT: 00000000 df *DEBUG* 00000000 <stdin>
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; WITHVNDS-OBJ-NEXT: 00000000 l .text 00000008
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; WITHVNDS-OBJ-NEXT: 00000000 g F .text (csect: ) 00000000 .main
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; WITHVNDS-OBJ-NEXT: 00000008 l .text 00000006 __llvm_prf_names
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; WITHVNDS-OBJ-NEXT: 00000010 l O .data 00000008 __llvm_prf_cnts
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; WITHVNDS-OBJ-NEXT: 00000018 l O .data 00000008 __llvm_prf_data
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; WITHVNDS-OBJ-NEXT: 00000020 l O .data 000000f0 __llvm_prf_vnds
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; WITHVNDS-OBJ-NEXT: 00000110 g O .data 0000000c main
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; WITHVNDS-OBJ-NEXT: 0000011c l .data 00000000 TOC
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; WITHVNDS-OBJ: RELOCATION RECORDS FOR [.data]:
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; WITHVNDS-OBJ-NEXT: OFFSET TYPE VALUE
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; WITHVNDS-OBJ-NEXT: 00000000 R_REF __llvm_prf_data
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; WITHVNDS-OBJ-NEXT: 00000000 R_REF __llvm_prf_names
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; WITHVNDS-OBJ-NEXT: 00000000 R_REF __llvm_prf_vnds
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; WITHVNDS-OBJ-NEXT: 00000100 R_POS .main
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; WITHVNDS-OBJ-NEXT: 00000104 R_POS TOC
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;--- zero-size-cnts-section.ll
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; If __llvm_prf_cnts is of zero size, do not generate the .ref directive.
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; The size of the other sections does not matter.
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@dummy_cnts = private global [0 x i32] zeroinitializer, section "__llvm_prf_cnts", align 4
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@dummy_data = private global [1 x i64] zeroinitializer, section "__llvm_prf_data", align 8
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@dummy_name = private constant [0 x i32] zeroinitializer, section "__llvm_prf_names", align 4
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@llvm.used = appending global [3 x ptr]
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[ptr @dummy_cnts,
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ptr @dummy_data,
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ptr @dummy_name], section "llvm.metadata"
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define i32 @main() #0 {
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entry:
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ret i32 1
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}
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; ZERO-SIZE-CNTS-NOT: .ref __llvm_prf_data[RW]
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; ZERO-SIZE-CNTS-NOT: .ref __llvm_prf_names[RO]
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; ZERO-SIZE-CNTS-NOT: .ref __llvm_prf_vnds
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; ZERO-SIZE-CNTS-OBJ-NOT: R_REF __llvm_prf_data
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; ZERO-SIZE-CNTS-OBJ-NOT: R_REF __llvm_prf_names
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; ZERO-SIZE-CNTS-OBJ-NOT: R_REF __llvm_prf_vnds
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;--- zero-size-other-section.ll
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; If __llvm_prf_cnts is of non-zero size, generate the .ref directive even if other sections
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; are zero-sized;
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@__profc_main = private global [1 x i64] zeroinitializer, section "__llvm_prf_cnts", align 8
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@__profd_main = private global [0 x i64] zeroinitializer, section "__llvm_prf_data", align 8
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@__llvm_prf_nm = private constant [0 x i8] zeroinitializer, section "__llvm_prf_names", align 1
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@__llvm_prf_vnodes = private global [0 x { i64, i64, ptr }] zeroinitializer, section "__llvm_prf_vnds"
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@llvm.used = appending global [4 x ptr]
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[ptr @__profc_main,
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ptr @__profd_main,
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ptr @__llvm_prf_nm,
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ptr @__llvm_prf_vnodes], section "llvm.metadata"
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define i32 @main() #0 {
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entry:
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ret i32 1
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}
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; ZERO-SIZE-OTHER: .csect __llvm_prf_cnts[RW],3
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; ZERO-SIZE-OTHER: .csect __llvm_prf_cnts[RW],3
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; ZERO-SIZE-OTHER-NEXT: .ref __llvm_prf_data[RW]
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; ZERO-SIZE-OTHER-NEXT: .ref __llvm_prf_names[RO]
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; ZERO-SIZE-OTHER-NEXT: .ref __llvm_prf_vnds[RW]
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; ZERO-SIZE-OTHER-OBJ: R_REF __llvm_prf_data
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; ZERO-SIZE-OTHER-OBJ-NEXT: R_REF __llvm_prf_names
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; ZERO-SIZE-OTHER-OBJ-NEXT: R_REF __llvm_prf_vnds
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