llvm/emit-unwinding.ll at 8dc8a8bead1bf2d736c8da012f587c568443582f - llvm - Gitea: Git with a cup of tea

RPCSX/llvm

mirror of https://github.com/RPCSX/llvm.git synced 2024-12-13 06:38:44 +00:00

Tim Northover 47cbd520cf ARM: use r7 as the frame-pointer on all MachO targets.

This is better for a few reasons:
  + It matches the other tooling for iOS.
  + It matches EABI in more cases (i.e. Thumb-mode, and in practice we don't
    use ARM mode).
  + It leads to infinitesimally smaller code (0.2%, yay!).

rdar://25369506

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@266003 91177308-0d34-0410-b5e6-96231b3b80d8

2016-04-11 22:27:40 +00:00

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 ; RUN: llc -mtriple thumbv7em-apple-unknown-eabi-macho %s -o - -O0 | FileCheck %s
 ; CHECK: add r7, sp, #{{[1-9]+}}
 define void @foo1() {
   call void asm sideeffect "", "~{r4}"()
   call void @foo2()
   ret void
 }
 declare void @foo2()