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author | Bill Wendling <isanbard@gmail.com> | 2013-07-25 00:34:29 +0000 |
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committer | Bill Wendling <isanbard@gmail.com> | 2013-07-25 00:34:29 +0000 |
commit | f245ae5a4a78d5a02b3b9e2dae819077a56d81e7 (patch) | |
tree | 517ee29a63e853faa1a41509e465915e597ad8fc /test | |
parent | 9b344d920f6b3496885094bd2f364453cb8d968f (diff) | |
download | llvm-f245ae5a4a78d5a02b3b9e2dae819077a56d81e7.tar.gz llvm-f245ae5a4a78d5a02b3b9e2dae819077a56d81e7.tar.bz2 llvm-f245ae5a4a78d5a02b3b9e2dae819077a56d81e7.tar.xz |
Replace the "NoFramePointerElimNonLeaf" target option with a function attribute.
There's no need to specify a flag to omit frame pointer elimination on non-leaf
nodes...(Honestly, I can't parse that option out.) Use the function attribute
stuff instead.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@187093 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
-rw-r--r-- | test/CodeGen/X86/fp-elim.ll | 74 | ||||
-rw-r--r-- | test/CodeGen/X86/leaf-fp-elim.ll | 4 | ||||
-rw-r--r-- | test/DebugInfo/2010-05-03-DisableFramePtr.ll | 4 |
3 files changed, 50 insertions, 32 deletions
diff --git a/test/CodeGen/X86/fp-elim.ll b/test/CodeGen/X86/fp-elim.ll index d43ee36143..583388cc71 100644 --- a/test/CodeGen/X86/fp-elim.ll +++ b/test/CodeGen/X86/fp-elim.ll @@ -1,42 +1,60 @@ ; RUN: llc < %s -march=x86 -asm-verbose=false | FileCheck %s -check-prefix=FP-ELIM ; RUN: llc < %s -march=x86 -asm-verbose=false -disable-fp-elim | FileCheck %s -check-prefix=NO-ELIM -; RUN: llc < %s -march=x86 -asm-verbose=false -disable-non-leaf-fp-elim | FileCheck %s -check-prefix=NON-LEAF ; Implement -momit-leaf-frame-pointer ; rdar://7886181 -define i32 @t1() nounwind readnone { +define i32 @t1() "no-frame-pointer-elim-non-leaf"="false" nounwind readnone { entry: -; FP-ELIM-LABEL: t1: -; FP-ELIM-NEXT: movl -; FP-ELIM-NEXT: ret - -; NO-ELIM-LABEL: t1: -; NO-ELIM-NEXT: pushl %ebp -; NO-ELIM: popl %ebp -; NO-ELIM-NEXT: ret - -; NON-LEAF-LABEL: t1: -; NON-LEAF-NEXT: movl -; NON-LEAF-NEXT: ret +; FP-ELIM-LABEL: t1: +; FP-ELIM-NEXT: movl +; FP-ELIM-NEXT: ret + +; NO-ELIM-LABEL: t1: +; NO-ELIM-NEXT: pushl %ebp +; NO-ELIM: popl %ebp +; NO-ELIM-NEXT: ret ret i32 10 } -define void @t2() nounwind { +define void @t2() "no-frame-pointer-elim-non-leaf"="false" nounwind { entry: -; FP-ELIM-LABEL: t2: -; FP-ELIM-NOT: pushl %ebp -; FP-ELIM: ret - -; NO-ELIM-LABEL: t2: -; NO-ELIM-NEXT: pushl %ebp -; NO-ELIM: popl %ebp -; NO-ELIM-NEXT: ret - -; NON-LEAF-LABEL: t2: -; NON-LEAF-NEXT: pushl %ebp -; NON-LEAF: popl %ebp -; NON-LEAF-NEXT: ret +; FP-ELIM-LABEL: t2: +; FP-ELIM-NOT: pushl %ebp +; FP-ELIM: ret + +; NO-ELIM-LABEL: t2: +; NO-ELIM-NEXT: pushl %ebp +; NO-ELIM: popl %ebp +; NO-ELIM-NEXT: ret + tail call void @foo(i32 0) nounwind + ret void +} + +define i32 @t3() "no-frame-pointer-elim-non-leaf"="true" nounwind readnone { +entry: +; FP-ELIM-LABEL: t3: +; FP-ELIM-NEXT: movl +; FP-ELIM-NEXT: ret + +; NO-ELIM-LABEL: t3: +; NO-ELIM-NEXT: pushl %ebp +; NO-ELIM: popl %ebp +; NO-ELIM-NEXT: ret + ret i32 10 +} + +define void @t4() "no-frame-pointer-elim-non-leaf"="true" nounwind { +entry: +; FP-ELIM-LABEL: t4: +; FP-ELIM-NEXT: pushl %ebp +; FP-ELIM: popl %ebp +; FP-ELIM-NEXT: ret + +; NO-ELIM-LABEL: t4: +; NO-ELIM-NEXT: pushl %ebp +; NO-ELIM: popl %ebp +; NO-ELIM-NEXT: ret tail call void @foo(i32 0) nounwind ret void } diff --git a/test/CodeGen/X86/leaf-fp-elim.ll b/test/CodeGen/X86/leaf-fp-elim.ll index 607dc72e2f..7eebf8d292 100644 --- a/test/CodeGen/X86/leaf-fp-elim.ll +++ b/test/CodeGen/X86/leaf-fp-elim.ll @@ -1,4 +1,4 @@ -; RUN: llc < %s -disable-non-leaf-fp-elim -relocation-model=pic -mtriple=x86_64-apple-darwin | FileCheck %s +; RUN: llc < %s -relocation-model=pic -mtriple=x86_64-apple-darwin | FileCheck %s ; <rdar://problem/8170192> target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64" target triple = "x86_64-apple-darwin11.0" @@ -6,7 +6,7 @@ target triple = "x86_64-apple-darwin11.0" @msg = internal global i8* null ; <i8**> [#uses=1] @.str = private constant [2 x i8] c"x\00", align 1 ; <[2 x i8]*> [#uses=1] -define void @test(i8* %p) nounwind optsize ssp { +define void @test(i8* %p) "no-frame-pointer-elim-non-leaf"="true" nounwind optsize ssp { ; No stack frame, please. ; CHECK: _test diff --git a/test/DebugInfo/2010-05-03-DisableFramePtr.ll b/test/DebugInfo/2010-05-03-DisableFramePtr.ll index ec734f65cc..7e07067f42 100644 --- a/test/DebugInfo/2010-05-03-DisableFramePtr.ll +++ b/test/DebugInfo/2010-05-03-DisableFramePtr.ll @@ -1,8 +1,8 @@ -; RUN: llc -o /dev/null -disable-non-leaf-fp-elim < %s +; RUN: llc -o /dev/null < %s ; Radar 7937664 %struct.AppleEvent = type opaque -define void @DisposeDMNotificationUPP(void (%struct.AppleEvent*)* %userUPP) nounwind ssp { +define void @DisposeDMNotificationUPP(void (%struct.AppleEvent*)* %userUPP) "no-frame-pointer-elim-non-leaf"="true" nounwind ssp { entry: %userUPP_addr = alloca void (%struct.AppleEvent*)* ; <void (%struct.AppleEvent*)**> [#uses=1] %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0] |