diff options
Diffstat (limited to 'test/CodeGen/frame-pointer-elim.c')
-rw-r--r-- | test/CodeGen/frame-pointer-elim.c | 50 |
1 files changed, 20 insertions, 30 deletions
diff --git a/test/CodeGen/frame-pointer-elim.c b/test/CodeGen/frame-pointer-elim.c index b105a199f1..286cd6e61f 100644 --- a/test/CodeGen/frame-pointer-elim.c +++ b/test/CodeGen/frame-pointer-elim.c @@ -1,40 +1,30 @@ -// REQUIRES: x86-registered-target +// For these next two tests when optimized we should omit the leaf frame +// pointer, for unoptimized we should have a leaf frame pointer. +// RUN: %clang -### -target i386-pc-linux-gnu -S -O1 %s 2>&1 | \ +// RUN: FileCheck --check-prefix=LINUX-OPT %s +// LINUX-OPT: "-momit-leaf-frame-pointer" -// RUN: %clang -target i386-apple-darwin -S -o - %s | \ +// RUN: %clang -### -target i386-pc-linux-gnu -S %s 2>&1 | \ +// RUN: FileCheck --check-prefix=LINUX %s +// LINUX-NOT: "-momit-leaf-frame-pointer" + +// Darwin disables omitting the leaf frame pointer even under optimization +// unless the command lines are given. +// RUN: %clang -### -target i386-apple-darwin -S %s 2>&1 | \ // RUN: FileCheck --check-prefix=DARWIN %s -// DARWIN: f0: -// DARWIN: pushl %ebp -// DARWIN: ret -// DARWIN: f1: -// DARWIN: pushl %ebp -// DARWIN: ret +// DARWIN: "-mdisable-fp-elim" -// RUN: %clang -target i386-pc-linux-gnu -S -o - %s | \ -// RUN: FileCheck --check-prefix=LINUX %s -// LINUX: f0: -// LINUX-NOT: pushl %ebp -// LINUX: ret -// LINUX: f1: -// LINUX: pushl %ebp -// LINUX: ret +// RUN: %clang -### -target i386-apple-darwin -S -O1 %s 2>&1 | \ +// RUN: FileCheck --check-prefix=DARWIN-OPT %s +// DARWIN-OPT-NOT: "-momit-leaf-frame-pointer" -// RUN: %clang -target i386-darwin -S -o - -fomit-frame-pointer %s | \ +// RUN: %clang -### -target i386-darwin -S -fomit-frame-pointer %s 2>&1 | \ // RUN: FileCheck --check-prefix=OMIT_ALL %s -// OMIT_ALL: f0: -// OMIT_ALL-NOT: pushl %ebp -// OMIT_ALL: ret -// OMIT_ALL: f1: -// OMIT_ALL-NOT: pushl %ebp -// OMIT_ALL: ret +// OMIT_ALL-NOT: "-mdisable-fp-elim" -// RUN: %clang -target i386-darwin -S -o - -momit-leaf-frame-pointer %s | \ +// RUN: %clang -### -target i386-darwin -S -momit-leaf-frame-pointer %s 2>&1 | \ // RUN: FileCheck --check-prefix=OMIT_LEAF %s -// OMIT_LEAF: f0: -// OMIT_LEAF-NOT: pushl %ebp -// OMIT_LEAF: ret -// OMIT_LEAF: f1: -// OMIT_LEAF: pushl %ebp -// OMIT_LEAF: ret +// OMIT_LEAF: "-momit-leaf-frame-pointer" void f0() {} void f1() { f0(); } |