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llvm-mirror/test/CodeGen/ARM/unsafe-fsub.ll
Matthias Braun d2e6077460 ARM: 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.

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

llvm-svn: 309755
2017-08-01 22:20:49 +00:00

19 lines
387 B
LLVM

; RUN: llc -mcpu=cortex-a9 < %s | FileCheck -check-prefix=SAFE %s
; RUN: llc -mcpu=cortex-a9 -enable-unsafe-fp-math < %s | FileCheck -check-prefix=FAST %s
target triple = "armv7-apple-ios"
; SAFE: test
; FAST: test
define float @test(float %x, float %y) {
entry:
; SAFE: vmul.f32
; SAFE: vsub.f32
; FAST: mov r0, #0
%0 = fmul float %x, %y
%1 = fsub float %0, %0
ret float %1
}