forked from OSchip/llvm-project
96 lines
4.6 KiB
C
96 lines
4.6 KiB
C
// KEEP-ALL: "-mframe-pointer=all"
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// KEEP-NON-LEAF: "-mframe-pointer=non-leaf"
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// KEEP-NONE: "-mframe-pointer=none"
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// On Linux x86, omit frame pointer when optimization is enabled.
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// RUN: %clang -### -target i386-linux -S -fomit-frame-pointer %s 2>&1 | \
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// RUN: FileCheck --check-prefix=KEEP-NONE %s
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// RUN: %clang -### -target i386-linux -S -O1 %s 2>&1 | \
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// RUN: FileCheck --check-prefix=KEEP-NONE %s
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// -fno-omit-frame-pointer or -pg disables frame pointer omission.
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// RUN: %clang -### -target i386-linux -S %s 2>&1 | \
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// RUN: FileCheck --check-prefix=KEEP-ALL %s
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// RUN: %clang -### -target i386-linux -S -O1 -fno-omit-frame-pointer %s 2>&1 | \
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// RUN: FileCheck --check-prefix=KEEP-ALL %s
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// RUN: %clang -### -target i386-linux -S -O1 -pg %s 2>&1 | \
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// RUN: FileCheck --check-prefix=KEEP-ALL %s
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// -momit-leaf-frame-pointer omits leaf frame pointer.
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// -fno-omit-frame-pointer loses out to -momit-leaf-frame-pointer.
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// RUN: %clang -### -target i386 -S -momit-leaf-frame-pointer %s 2>&1 | \
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// RUN: FileCheck --check-prefix=KEEP-NON-LEAF %s
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// RUN: %clang -### -target i386-linux -S -O1 -fno-omit-frame-pointer -momit-leaf-frame-pointer %s 2>&1 | \
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// RUN: FileCheck --check-prefix=KEEP-NON-LEAF %s
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// RUN: %clang -### -target i386-linux -S -O1 -momit-leaf-frame-pointer %s 2>&1 | \
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// RUN: FileCheck --check-prefix=KEEP-NONE %s
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// Explicit or default -fomit-frame-pointer wins over -mno-omit-leaf-frame-pointer.
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// RUN: %clang -### -target i386 -S %s -fomit-frame-pointer -mno-omit-leaf-frame-pointer 2>&1 | \
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// RUN: FileCheck --check-prefix=KEEP-NONE %s
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// RUN: %clang -### -target i386-linux -S %s -O1 -mno-omit-leaf-frame-pointer 2>&1 | \
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// RUN: FileCheck --check-prefix=KEEP-NONE %s
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// -pg -fomit-frame-pointer => error.
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// RUN: %clang -### -S -fomit-frame-pointer -pg %s 2>&1 | FileCheck -check-prefix=CHECK-NO-MIX-OMIT-FP-PG %s
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// RUN: %clang -### -S -fomit-frame-pointer -fno-omit-frame-pointer -pg %s 2>&1 | FileCheck -check-prefix=CHECK-MIX-NO-OMIT-FP-PG %s
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// CHECK-NO-MIX-OMIT-FP-PG: '-fomit-frame-pointer' not allowed with '-pg'
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// CHECK-MIX-NO-OMIT-FP-PG-NOT: '-fomit-frame-pointer' not allowed with '-pg'
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// CloudABI follows the same rules as Linux.
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// RUN: %clang -### -target x86_64-unknown-cloudabi -S -O1 %s 2>&1 | \
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// RUN: FileCheck --check-prefix=KEEP-NONE %s
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// RUN: %clang -### -target x86_64-unknown-cloudabi -S %s 2>&1 | \
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// RUN: FileCheck --check-prefix=KEEP-ALL %s
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// NetBSD follows the same rules as Linux.
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// RUN: %clang -### -target x86_64-unknown-netbsd -S -O1 %s 2>&1 | \
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// RUN: FileCheck --check-prefix=KEEP-NONE %s
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// RUN: %clang -### -target x86_64-unknown-netbsd -S %s 2>&1 | \
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// RUN: FileCheck --check-prefix=KEEP-ALL %s
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// Darwin disables omitting the leaf frame pointer even under optimization
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// unless the command lines are given.
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// RUN: %clang -### -target i386-apple-darwin -S %s 2>&1 | \
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// RUN: FileCheck --check-prefix=KEEP-ALL %s
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// RUN: %clang -### -target i386-apple-darwin -S -O1 %s 2>&1 | \
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// RUN: FileCheck --check-prefix=KEEP-ALL %s
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// RUN: %clang -### -target i386-darwin -S -fomit-frame-pointer %s 2>&1 | \
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// RUN: FileCheck --check-prefix=KEEP-NONE %s
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// RUN: %clang -### -target i386-darwin -S -momit-leaf-frame-pointer %s 2>&1 | \
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// RUN: FileCheck --check-prefix=KEEP-NON-LEAF %s
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// RUN: %clang -### -target armv7s-apple-ios -fomit-frame-pointer %s 2>&1 | \
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// RUN: FileCheck --check-prefix=WARN-OMIT-7S %s
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// WARN-OMIT-7S: warning: optimization flag '-fomit-frame-pointer' is not supported for target 'armv7s'
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// WARN-OMIT-7S: "-mframe-pointer=all"
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// RUN: %clang -### -target armv7k-apple-watchos -fomit-frame-pointer %s 2>&1 | \
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// RUN: FileCheck --check-prefix=WARN-OMIT-7K %s
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// WARN-OMIT-7K: warning: optimization flag '-fomit-frame-pointer' is not supported for target 'armv7k'
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// WARN-OMIT-7K: "-mframe-pointer=all"
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// RUN: %clang -### -target armv7s-apple-ios8.0 -momit-leaf-frame-pointer %s 2>&1 | \
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// RUN: FileCheck --check-prefix=WARN-OMIT-LEAF-7S %s
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// WARN-OMIT-LEAF-7S-NOT: warning: optimization flag '-momit-leaf-frame-pointer' is not supported for target 'armv7s'
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// WARN-OMIT-LEAF-7S: "-mframe-pointer=non-leaf"
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// On the PS4, we default to omitting the frame pointer on leaf functions
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// RUN: %clang -### -target x86_64-scei-ps4 -S %s 2>&1 | \
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// RUN: FileCheck --check-prefix=KEEP-NON-LEAF %s
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// RUN: %clang -### -target x86_64-scei-ps4 -S -O2 %s 2>&1 | \
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// RUN: FileCheck --check-prefix=KEEP-NON-LEAF %s
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// RUN: %clang -### -target powerpc64 -S %s 2>&1 | \
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// RUN: FileCheck --check-prefix=KEEP-ALL %s
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// RUN: %clang -### -target powerpc64 -S -O1 %s 2>&1 | \
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// RUN: FileCheck --check-prefix=KEEP-NONE %s
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void f0() {}
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void f1() { f0(); }
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