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| author | Tim Northover <tnorthover@apple.com> | 2014-11-14 22:45:31 +0000 |
|---|---|---|
| committer | Tim Northover <tnorthover@apple.com> | 2014-11-14 22:45:31 +0000 |
| commit | 9d2d218f49653c4816d5d2671b71b6736b75598f (patch) | |
| tree | 1cb94b8dc13e7934331fdcdf9a1acc60c0f70f20 /llvm/test/CodeGen/ARM/dwarf-unwind.ll | |
| parent | a0691c8983434901710492283d07c37fbcb82019 (diff) | |
| download | bcm5719-llvm-9d2d218f49653c4816d5d2671b71b6736b75598f.tar.gz bcm5719-llvm-9d2d218f49653c4816d5d2671b71b6736b75598f.zip | |
ARM: correctly calculate the offset of FP in its push.
When we folded the DPR alignment gap into a push, we weren't noting the extra
distance from the beginning of the push to the FP, and so FP ended up pointing
at an incorrect offset.
The .cfi_def_cfa_offset directives are still wrong in this case, but I think
that can be improved by refactoring.
llvm-svn: 222056
Diffstat (limited to 'llvm/test/CodeGen/ARM/dwarf-unwind.ll')
| -rw-r--r-- | llvm/test/CodeGen/ARM/dwarf-unwind.ll | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/ARM/dwarf-unwind.ll b/llvm/test/CodeGen/ARM/dwarf-unwind.ll index 58f486d76ab..0359e4b623e 100644 --- a/llvm/test/CodeGen/ARM/dwarf-unwind.ll +++ b/llvm/test/CodeGen/ARM/dwarf-unwind.ll @@ -66,3 +66,12 @@ define void @test_nodpr_noalign(i8 %l, i8 %r) { call void @bar() ret void } + +define void @test_frame_pointer_offset() minsize "no-frame-pointer-elim"="true" { +; CHECK-LABEL: test_frame_pointer_offset: +; CHECK: push.w {r3, r4, r5, r6, r7, r8, r9, r10, r11, lr} +; CHECK: add r7, sp, #16 + call void asm sideeffect "", "~{r4},~{r5},~{r6},~{r7},~{r8},~{r9},~{r10},~{r11},~{d8}"() + call void @bar() + ret void +}
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