424e850f1e
The original warning added in D115501 when pacbti is used with an incompatible architecture was not exactly correct because it was not really ignored and can affect codegen. Therefore reword to say that the pacbti option is incompatible with the given architecture. Reviewed By: chill Differential Revision: https://reviews.llvm.org/D119166
94 lines
5.2 KiB
C
94 lines
5.2 KiB
C
// Check the -mbranch-protection=option
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// RUN: %clang -target arm-arm-none-eabi -march=armv8.1-m.main -c %s -### -mbranch-protection=pac-ret 2>&1 | \
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// RUN: FileCheck %s --check-prefix=RA-NON-LEAF --check-prefix=KEY-A --check-prefix=BTE-OFF
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// RUN: %clang -target arm-arm-none-eabi -march=armv8.1-m.main -c %s -### -mbranch-protection=pac-ret+leaf 2>&1 | \
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// RUN: FileCheck %s --check-prefix=RA-ALL --check-prefix=KEY-A --check-prefix=BTE-OFF
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// RUN: %clang -target arm-arm-none-eabi -march=armv8.1-m.main -c %s -### -mbranch-protection=pac-ret+leaf+b-key 2>&1 | \
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// RUN: FileCheck %s --check-prefix=RA-ALL --check-prefix=KEY-B --check-prefix=BTE-OFF
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// RUN: %clang -target arm-arm-none-eabi -march=armv8.1-m.main -c %s -### -mbranch-protection=pac-ret+b-key 2>&1 | \
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// RUN: FileCheck %s --check-prefix=RA-NON-LEAF --check-prefix=KEY-B --check-prefix=BTE-OFF
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// RUN: %clang -target arm-arm-none-eabi -march=armv8.1-m.main -c %s -### -mbranch-protection=bti 2>&1 | \
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// RUN: FileCheck %s --check-prefix=RA-OFF --check-prefix=BTE-ON
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// RUN: %clang -target arm-arm-none-eabi -march=armv8.1-m.main -c %s -### -mbranch-protection=bti+pac-ret 2>&1 | \
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// RUN: FileCheck %s --check-prefix=RA-NON-LEAF --check-prefix=KEY-A --check-prefix=BTE-ON
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// RUN: %clang -target arm-arm-none-eabi -march=armv8.1-m.main -c %s -### -mbranch-protection=bti+pac-ret+leaf 2>&1 | \
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// RUN: FileCheck %s --check-prefix=RA-ALL --check-prefix=KEY-A --check-prefix=BTE-ON
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// RUN: %clang -target arm-arm-none-eabi -march=armv8.1-m.main -c %s -### -mbranch-protection=bti 2>&1 | \
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// RUN: FileCheck %s --check-prefix=RA-OFF --check-prefix=BTE-ON
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// RUN: %clang -target arm-arm-none-eabi -march=armv8.1-m.main -c %s -### -mbranch-protection=bti+pac-ret+b-key 2>&1 | \
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// RUN: FileCheck %s --check-prefix=RA-NON-LEAF --check-prefix=KEY-B --check-prefix=BTE-ON
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// RUN: %clang -target arm-arm-none-eabi -march=armv8.1-m.main -c %s -### -mbranch-protection=bti+pac-ret+leaf+b-key 2>&1 | \
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// RUN: FileCheck %s --check-prefix=RA-ALL --check-prefix=KEY-B --check-prefix=BTE-ON
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// -mbranch-protection with standard
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// RUN: %clang -target arm-arm-none-eabi -march=armv8.1-m.main -c %s -### -mbranch-protection=standard 2>&1 | \
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// RUN: FileCheck %s --check-prefix=RA-NON-LEAF --check-prefix=KEY-A --check-prefix=BTE-ON
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// RUN: %clang -target arm-arm-none-eabi -march=armv8.1-m.main -c %s -### -mbranch-protection=bar 2>&1 | \
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// RUN: FileCheck %s --check-prefix=BAD-BP-PROTECTION
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// RUN: %clang -target arm-arm-none-eabi -march=armv8.1-m.main -c %s -### -mbranch-protection=pac-ret+bti+b-key 2>&1 | \
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// RUN: FileCheck %s --check-prefix=BAD-B-KEY-COMBINATION
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// RUN: %clang -target arm-arm-none-eabi -march=armv8.1-m.main -c %s -### -mbranch-protection=pac-ret+bti+leaf 2>&1 | \
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// RUN: FileCheck %s --check-prefix=BAD-LEAF-COMBINATION
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// -mbranch-protection with supported architectures other than v8.1-m.main
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// RUN: %clang -target arm-arm-none-eabi -march=armv8-m.main -c %s -### -mbranch-protection=pac-ret 2>&1 | \
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// RUN: FileCheck %s --check-prefix=RA-NON-LEAF --check-prefix=KEY-A --check-prefix=BTE-OFF
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// RUN: %clang -target arm-arm-none-eabi -march=armv7-m -c %s -### -mbranch-protection=pac-ret 2>&1 | \
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// RUN: FileCheck %s --check-prefix=RA-NON-LEAF --check-prefix=KEY-A --check-prefix=BTE-OFF
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// RUN: %clang -target arm-arm-none-eabi -march=armv7e-m -c %s -### -mbranch-protection=pac-ret 2>&1 | \
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// RUN: FileCheck %s --check-prefix=RA-NON-LEAF --check-prefix=KEY-A --check-prefix=BTE-OFF
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// -mbranch-protection with unsupported architectures
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// RUN: %clang -target arm-arm-none-eabi -march=armv6-m -c %s -### -mbranch-protection=bti 2>&1 | \
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// RUN: FileCheck %s --check-prefix=INCOMPATIBLE-ARCH
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// RUN: %clang -target arm-arm-none-eabi -march=armv8-m.base -c %s -### -mbranch-protection=bti 2>&1 | \
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// RUN: FileCheck %s --check-prefix=INCOMPATIBLE-ARCH
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// RUN: %clang -target arm-arm-none-eabi -march=armv8-a -c %s -### -mbranch-protection=bti 2>&1 | \
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// RUN: FileCheck %s --check-prefix=INCOMPATIBLE-ARCH
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// RUN: %clang -target arm-arm-none-eabi -march=armv8-r -c %s -### -mbranch-protection=bti 2>&1 | \
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// RUN: FileCheck %s --check-prefix=INCOMPATIBLE-ARCH
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// RUN: %clang -target arm-arm-none-eabi -march=armv7-a -c %s -### -mbranch-protection=bti 2>&1 | \
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// RUN: FileCheck %s --check-prefix=INCOMPATIBLE-ARCH
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/// RUN: %clang -target arm-arm-none-eabi -march=armv7-a -mthumb -c %s -### -mbranch-protection=bti 2>&1 | \
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/// RUN: FileCheck %s --check-prefix=INCOMPATIBLE-ARCH
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// RUN: %clang -target arm-arm-none-eabi -march=armv7-r -c %s -### -mbranch-protection=bti 2>&1 | \
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// RUN: FileCheck %s --check-prefix=INCOMPATIBLE-ARCH
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// RA-OFF: "-msign-return-address=none"
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// RA-NON-LEAF: "-msign-return-address=non-leaf"
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// RA-ALL: "-msign-return-address=all"
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// KEY-A: "-msign-return-address-key=a_key"
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// KEY-B: "-msign-return-address-key=b_key"
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// BTE-OFF-NOT: "-mbranch-target-enforce"
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// BTE-ON: "-mbranch-target-enforce"
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// BAD-BP-PROTECTION: invalid branch protection option 'bar' in '-mbranch-protection={{.*}}'
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// BAD-B-KEY-COMBINATION: invalid branch protection option 'b-key' in '-mbranch-protection={{.*}}'
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// BAD-LEAF-COMBINATION: invalid branch protection option 'leaf' in '-mbranch-protection={{.*}}'
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// INCOMPATIBLE-ARCH: '-mbranch-protection=' option is incompatible with the '{{.*}}' architecture
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