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Use regex to remove false dependencies on register allocation. 

llvm-svn: 138137
This commit is contained in:
Jim Grosbach 2011-08-19 23:10:31 +00:00
parent 48f1599b03
commit 8d77bb5f06
1 changed files with 3 additions and 3 deletions
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6
llvm/test/CodeGen/ARM/avoid-cpsr-rmw.ll
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@ -6,9 +6,9 @@
define i32 @t(i32 %a, i32 %b, i32 %c, i32 %d) nounwind readnone {
entry:
; CHECK: t:
; CHECK: muls r2, r2, r3
; CHECK-NEXT: mul r0, r0, r1
; CHECK-NEXT: muls r0, r0, r2
; CHECK: muls [[REG:(r[0-9]+)]], r2, r3
; CHECK-NEXT: mul [[REG2:(r[0-9]+)]], r0, r1
; CHECK-NEXT: muls r0, [[REG2]], [[REG]]
%0 = mul nsw i32 %a, %b
%1 = mul nsw i32 %c, %d
%2 = mul nsw i32 %0, %1