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Test cases for 64-bit multiplication and division.

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llvm-svn: 145717
This commit is contained in:
Akira Hatanaka 2011-12-02 22:31:36 +00:00
parent 8a6af7933c
commit 16d404cca1
1 changed files with 41 additions and 0 deletions
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41
test/CodeGen/Mips/mips64muldiv.ll Normal file
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; RUN: llc -march=mips64el -mcpu=mips64 < %s | FileCheck %s
define i64 @m0(i64 %a0, i64 %a1) nounwind readnone {
entry:
; CHECK: dmult
; CHECK: mflo
%mul = mul i64 %a1, %a0
ret i64 %mul
}
define i64 @d0(i64 %a0, i64 %a1) nounwind readnone {
entry:
; CHECK: ddivu
; CHECK: mflo
%div = udiv i64 %a0, %a1
ret i64 %div
}
define i64 @d1(i64 %a0, i64 %a1) nounwind readnone {
entry:
; CHECK: ddiv
; CHECK: mflo
%div = sdiv i64 %a0, %a1
ret i64 %div
}
define i64 @d2(i64 %a0, i64 %a1) nounwind readnone {
entry:
; CHECK: ddivu
; CHECK: mfhi
%rem = urem i64 %a0, %a1
ret i64 %rem
}
define i64 @d3(i64 %a0, i64 %a1) nounwind readnone {
entry:
; CHECK: ddiv
; CHECK: mfhi
%rem = srem i64 %a0, %a1
ret i64 %rem
}