derek.holloway
7502bf64a4
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237 lines
6.8 KiB
ArmAsm
237 lines
6.8 KiB
ArmAsm
# REQUIRES: riscv
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## Test the ZICFILP func-sig feature.
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## To lift maintenance burden, most tests are conducted only with 64-bit RISC-V
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## Naming convention: *-s.s files enables ZICFILP func-sig.
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## Naming convention: *-u.s files enables ZICFILP unlabeled.
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# RUN: rm -rf %t && split-file %s %t && cd %t
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# RUN: llvm-mc --filetype=obj --triple=riscv32 rv32-f1-s.s -o rv32-f1-s.o
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# RUN: llvm-mc --filetype=obj --triple=riscv32 rv32-f2-s.s -o rv32-f2-s.o
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# RUN: llvm-mc --filetype=obj --triple=riscv32 rv32-f3-s.s -o rv32-f3-s.o
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# RUN: llvm-mc --filetype=obj --triple=riscv64 f1-s.s -o f1-s.o
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# RUN: llvm-mc --filetype=obj --triple=riscv64 f2.s -o f2.o
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# RUN: llvm-mc --filetype=obj --triple=riscv64 f2-s.s -o f2-s.o
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# RUN: llvm-mc --filetype=obj --triple=riscv64 f3.s -o f3.o
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# RUN: llvm-mc --filetype=obj --triple=riscv64 f3-s.s -o f3-s.o
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# RUN: llvm-mc --filetype=obj --triple=riscv64 f3-u.s -o f3-u.o
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## ZICFILP-func-sig should be enabled when it's enabled in all inputs or when
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## it's forced on.
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# RUN: ld.lld rv32-f1-s.o rv32-f2-s.o rv32-f3-s.o -o out.rv32 --fatal-warnings
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# RUN: llvm-readelf -n out.rv32 | FileCheck --check-prefix=ZICFILP %s
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# RUN: ld.lld f1-s.o f2-s.o f3-s.o -o out --fatal-warnings
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# RUN: llvm-readelf -n out | FileCheck --check-prefix=ZICFILP %s
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# RUN: ld.lld f1-s.o f3-s.o --shared -o out.so --fatal-warnings
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# RUN: llvm-readelf -n out.so | FileCheck --check-prefix=ZICFILP %s
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# RUN: ld.lld f1-s.o f2.o f3-s.o -o out.force -z zicfilp=func-sig --fatal-warnings
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# RUN: llvm-readelf -n out.force | FileCheck --check-prefix=ZICFILP %s
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# RUN: ld.lld f2-s.o f3.o --shared -o out.force.so -z zicfilp=never -z zicfilp=func-sig --fatal-warnings
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# RUN: llvm-readelf -n out.force.so | FileCheck --check-prefix=ZICFILP %s
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# ZICFILP: Properties: RISC-V feature: ZICFILP-func-sig
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## ZICFILP-func-sig should not be enabled if it's not enabled in at least one
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## input
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# RUN: ld.lld f1-s.o f2.o f3-s.o -o out.no --fatal-warnings
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# RUN: llvm-readelf -n out.no | count 0
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# RUN: ld.lld f2-s.o f3.o --shared -o out.no.so --fatal-warnings
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# RUN: llvm-readelf -n out.no.so | count 0
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## ZICFILP-func-sig should be disabled with zicfilp=never, even if
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## ZICFILP-func-sig is present in all inputs.
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# RUN: ld.lld f1-s.o f2-s.o f3-s.o -z zicfilp=func-sig -z zicfilp=never -o out.never --fatal-warnings
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# RUN: llvm-readelf -n out.never | count 0
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## zicfilp-func-sig-report should report any input files that don't have the
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## ZICFILP-func-sig property
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# RUN: ld.lld f1-s.o f2.o f3-s.o -z zicfilp-func-sig-report=warning 2>&1 | FileCheck --check-prefix=REPORT-WARN %s
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# RUN: ld.lld f1-s.o f2.o f3-s.o -z zicfilp-func-sig-report=warning -z zicfilp=func-sig 2>&1 | FileCheck --check-prefix=REPORT-WARN %s
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# RUN: ld.lld f1-s.o f2.o f3-s.o -z zicfilp-func-sig-report=warning -z zicfilp=never 2>&1 | FileCheck --check-prefix=REPORT-WARN %s
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# RUN: not ld.lld f2-s.o f3.o --shared -z zicfilp-func-sig-report=error 2>&1 | FileCheck --check-prefix=REPORT-ERROR %s
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# RUN: ld.lld f1-s.o f2-s.o f3-s.o -z zicfilp-func-sig-report=warning -z zicfilp=func-sig 2>&1 | count 0
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# REPORT-WARN: warning: f2.o: -z zicfilp-func-sig-report: file does not have GNU_PROPERTY_RISCV_FEATURE_1_CFI_LP_FUNC_SIG property
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# REPORT-ERROR: error: f3.o: -z zicfilp-func-sig-report: file does not have GNU_PROPERTY_RISCV_FEATURE_1_CFI_LP_FUNC_SIG property
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## An invalid -z zicfilp-func-sig-report option should give an error
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# RUN: not ld.lld f2-s.o -z zicfilp-func-sig-report=x 2>&1 | FileCheck --check-prefix=INVALID %s
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# INVALID: error: unknown -z zicfilp-func-sig-report= value: x
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## ZICFILP-unlabeled and ZICFILP-func-sig should conflict with each other.
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# RUN: ld.lld f3-u.o -o out.override -z zicfilp=func-sig 2>&1 | FileCheck --check-prefix=FORCE-CONFLICT %s
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# FORCE-CONFLICT: warning: f3-u.o: -z zicfilp=func-sig: file has conflicting property: GNU_PROPERTY_RISCV_FEATURE_1_CFI_LP_UNLABELED
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## -z zicfilp=func-sig should override and disable ZICFILP-unlabeled.
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# RUN: llvm-readelf -n out.override | FileCheck --check-prefixes=ZICFILP,OVERRIDE %s
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# OVERRIDE-NOT: ZICFILP-unlabeled
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#--- rv32-f1-s.s
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.section ".note.gnu.property", "a"
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.balign 4
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.4byte 4
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.4byte (ndesc_end - ndesc_begin)
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.4byte 0x5 // NT_GNU_PROPERTY_TYPE_0
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.asciz "GNU"
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ndesc_begin:
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.balign 4
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.4byte 0xc0000000 // GNU_PROPERTY_RISCV_FEATURE_1_AND
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.4byte 4
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.4byte 4 // GNU_PROPERTY_RISCV_FEATURE_1_CFI_LP_FUNC_SIG
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.balign 4
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ndesc_end:
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.text
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.globl _start
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.type f1,%function
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f1:
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call f2
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ret
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#--- f1-s.s
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.section ".note.gnu.property", "a"
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.balign 8
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.4byte 4
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.4byte (ndesc_end - ndesc_begin)
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.4byte 0x5 // NT_GNU_PROPERTY_TYPE_0
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.asciz "GNU"
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ndesc_begin:
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.balign 8
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.4byte 0xc0000000 // GNU_PROPERTY_RISCV_FEATURE_1_AND
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.4byte 4
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.4byte 4 // GNU_PROPERTY_RISCV_FEATURE_1_CFI_LP_FUNC_SIG
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.balign 8
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ndesc_end:
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.text
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.globl _start
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.type f1,%function
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f1:
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call f2
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ret
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#--- f2.s
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.text
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.globl f2
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.type f2,@function
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f2:
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.globl f3
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.type f3, @function
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call f3
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ret
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#--- rv32-f2-s.s
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.section ".note.gnu.property", "a"
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.balign 4
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.4byte 4
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.4byte (ndesc_end - ndesc_begin)
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.4byte 0x5 // NT_GNU_PROPERTY_TYPE_0
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.asciz "GNU"
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ndesc_begin:
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.balign 4
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.4byte 0xc0000000 // GNU_PROPERTY_RISCV_FEATURE_1_AND
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.4byte 4
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.4byte 4 // GNU_PROPERTY_RISCV_FEATURE_1_CFI_LP_FUNC_SIG
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.balign 4
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ndesc_end:
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.text
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.globl f2
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.type f2,@function
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f2:
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.globl f3
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.type f3, @function
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call f3
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ret
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#--- f2-s.s
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.section ".note.gnu.property", "a"
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.balign 8
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.4byte 4
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.4byte (ndesc_end - ndesc_begin)
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.4byte 0x5 // NT_GNU_PROPERTY_TYPE_0
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.asciz "GNU"
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ndesc_begin:
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.balign 8
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.4byte 0xc0000000 // GNU_PROPERTY_RISCV_FEATURE_1_AND
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.4byte 4
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.4byte 4 // GNU_PROPERTY_RISCV_FEATURE_1_CFI_LP_FUNC_SIG
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.balign 8
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ndesc_end:
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.text
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.globl f2
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.type f2,@function
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f2:
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.globl f3
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.type f3, @function
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call f3
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ret
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#--- f3.s
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.text
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.globl f3
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.type f3,@function
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f3:
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ret
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#--- rv32-f3-s.s
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.section ".note.gnu.property", "a"
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.balign 4
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.4byte 4
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.4byte (ndesc_end - ndesc_begin)
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.4byte 0x5 // NT_GNU_PROPERTY_TYPE_0
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.asciz "GNU"
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ndesc_begin:
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.balign 4
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.4byte 0xc0000000 // GNU_PROPERTY_RISCV_FEATURE_1_AND
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.4byte 4
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.4byte 4 // GNU_PROPERTY_RISCV_FEATURE_1_CFI_LP_FUNC_SIG
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.balign 4
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ndesc_end:
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.text
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.globl f3
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.type f3,@function
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f3:
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ret
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#--- f3-s.s
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.section ".note.gnu.property", "a"
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.balign 8
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.4byte 4
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.4byte (ndesc_end - ndesc_begin)
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.4byte 0x5 // NT_GNU_PROPERTY_TYPE_0
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.asciz "GNU"
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ndesc_begin:
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.balign 8
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.4byte 0xc0000000 // GNU_PROPERTY_RISCV_FEATURE_1_AND
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.4byte 4
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.4byte 4 // GNU_PROPERTY_RISCV_FEATURE_1_CFI_LP_FUNC_SIG
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.balign 8
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ndesc_end:
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.text
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.globl f3
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.type f3,@function
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f3:
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ret
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#--- f3-u.s
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.section ".note.gnu.property", "a"
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.balign 8
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.4byte 4
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.4byte (ndesc_end - ndesc_begin)
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.4byte 0x5 // NT_GNU_PROPERTY_TYPE_0
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.asciz "GNU"
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ndesc_begin:
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.balign 8
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.4byte 0xc0000000 // GNU_PROPERTY_RISCV_FEATURE_1_AND
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.4byte 4
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.4byte 1 // GNU_PROPERTY_RISCV_FEATURE_1_CFI_LP_UNLABELED
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.balign 8
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ndesc_end:
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.text
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.globl f3
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.type f3,@function
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f3:
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ret
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