Use regex to remove false dependencies on register allocation.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138137 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jim Grosbach 2011-08-19 23:10:31 +00:00
parent 0e71288943
commit a17f669ef5

View File

@ -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