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Add support for 64-bit divide instructions.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@141024 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Akira Hatanaka
2011-10-03 21:06:13 +00:00
parent 0e6a24d92a
commit dda4a07cd8
4 changed files with 50 additions and 3 deletions
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33
test/CodeGen/Mips/mips64instrs.ll
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@@ -83,3 +83,36 @@ entry:
%mul = mul i64 %b, %a
ret i64 %mul
}
define i64 @f14(i64 %a, i64 %b) nounwind readnone {
entry:
; CHECK: ddiv $zero
; CHECK: mflo
%div = sdiv i64 %a, %b
ret i64 %div
}
define i64 @f15(i64 %a, i64 %b) nounwind readnone {
entry:
; CHECK: ddivu $zero
; CHECK: mflo
%div = udiv i64 %a, %b
ret i64 %div
}
define i64 @f16(i64 %a, i64 %b) nounwind readnone {
entry:
; CHECK: ddiv $zero
; CHECK: mfhi
%rem = srem i64 %a, %b
ret i64 %rem
}
define i64 @f17(i64 %a, i64 %b) nounwind readnone {
entry:
; CHECK: ddivu $zero
; CHECK: mfhi
%rem = urem i64 %a, %b
ret i64 %rem
}