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Reapply r176381, writing the CHECKs in a more forgiving manner to account for

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running llvm-objdump on Darwin.

llvm-svn: 176443
This commit is contained in:
Eli Bendersky 2013-03-04 18:20:31 +00:00
parent 66b9c4fcf9
commit f241522533
1 changed files with 12 additions and 14 deletions
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26
test/CodeGen/Thumb/iabs.ll
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@ -1,22 +1,20 @@
; RUN: llc < %s -march=thumb -stats 2>&1 | \
; RUN: grep "4 .*Number of machine instrs printed"
;; Integer absolute value, should produce something as good as:
;; Thumb:
;; movs r0, r0
;; bpl
;; rsb r0, r0, #0 (with opitmization, bpl + rsb is if-converted into rsbmi)
;; bx lr
; RUN: llc < %s -march=thumb -filetype=obj -o %t.o
; RUN: llvm-objdump -disassemble -arch=thumb %t.o | FileCheck %s
define i32 @test(i32 %a) {
%tmp1neg = sub i32 0, %a
%b = icmp sgt i32 %a, -1
%abs = select i1 %b, i32 %a, i32 %tmp1neg
ret i32 %abs
; CHECK: movs r0, r0
; CHECK: bpl
; CHECK: rsb r0, r0, #0
; CHECK: bx lr
; This test just checks that 4 instructions were emitted
; CHECK: {{text}}
; CHECK: 0:
; CHECK-NEXT: 2:
; CHECK-NEXT: 4:
; CHECK-NEXT: 6:
; CHECK-NOT: 8:
}