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llvm-mirror/test/CodeGen/PowerPC/tailcall1.ll
Matthias Braun b3a8585bc1 PowerPC: Do not use llc -march in tests.
`llc -march` is problematic because it only switches the target
architecture, but leaves the operating system unchanged. This
occasionally leads to indeterministic tests because the OS from
LLVM_DEFAULT_TARGET_TRIPLE is used.

However we can simply always use `llc -mtriple` instead. This changes
all the tests to do this to avoid people using -march when they copy and
paste parts of tests.

This patch:
- Removes -march if the .ll file already has a matching `target triple`
  directive or -mtriple argument.
- In all other cases changes -march=ppc32/-march=ppc64 to
  -mtriple=ppc32--/-mtriple=ppc64--

See also the discussion in https://reviews.llvm.org/D35287

llvm-svn: 309754
2017-08-01 22:20:41 +00:00

12 lines
357 B
LLVM

; RUN: llc -verify-machineinstrs < %s -mtriple=ppc32-- -tailcallopt | grep TC_RETURN
define fastcc i32 @tailcallee(i32 %a1, i32 %a2, i32 %a3, i32 %a4) {
entry:
ret i32 %a3
}
define fastcc i32 @tailcaller(i32 %in1, i32 %in2) {
entry:
%tmp11 = tail call fastcc i32 @tailcallee( i32 %in1, i32 %in2, i32 %in1, i32 %in2 ) ; <i32> [#uses=1]
ret i32 %tmp11
}