llvm/test/CodeGen/Mips/mips64shift.ll

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; RUN: llc -march=mips64el -mcpu=mips64r2 < %s | FileCheck -check-prefixes=ALL,MIPS %s
; RUN: llc -march=mips64el -mcpu=mips64r6 -mattr=micromips < %s | FileCheck -check-prefixes=ALL,MICROMIPS %s
define i64 @f0(i64 %a0, i64 %a1) nounwind readnone {
entry:
; ALL: dsllv
%shl = shl i64 %a0, %a1
ret i64 %shl
}
define i64 @f1(i64 %a0, i64 %a1) nounwind readnone {
entry:
; ALL: dsrav
%shr = ashr i64 %a0, %a1
ret i64 %shr
}
define i64 @f2(i64 %a0, i64 %a1) nounwind readnone {
entry:
; ALL: dsrlv
%shr = lshr i64 %a0, %a1
ret i64 %shr
}
define i64 @f3(i64 %a0) nounwind readnone {
entry:
; ALL: dsll ${{[0-9]+}}, ${{[0-9]+}}, 10
%shl = shl i64 %a0, 10
ret i64 %shl
}
define i64 @f4(i64 %a0) nounwind readnone {
entry:
; ALL: dsra ${{[0-9]+}}, ${{[0-9]+}}, 10
%shr = ashr i64 %a0, 10
ret i64 %shr
}
define i64 @f5(i64 %a0) nounwind readnone {
entry:
; ALL: dsrl ${{[0-9]+}}, ${{[0-9]+}}, 10
%shr = lshr i64 %a0, 10
ret i64 %shr
}
define i64 @f6(i64 %a0) nounwind readnone {
entry:
; ALL: dsll ${{[0-9]+}}, ${{[0-9]+}}, 40
%shl = shl i64 %a0, 40
ret i64 %shl
}
define i64 @f7(i64 %a0) nounwind readnone {
entry:
; ALL: dsra ${{[0-9]+}}, ${{[0-9]+}}, 40
%shr = ashr i64 %a0, 40
ret i64 %shr
}
define i64 @f8(i64 %a0) nounwind readnone {
entry:
; ALL: dsrl ${{[0-9]+}}, ${{[0-9]+}}, 40
%shr = lshr i64 %a0, 40
ret i64 %shr
}
define i64 @f9(i64 %a0, i64 %a1) nounwind readnone {
entry:
; CHECK-NOT: sll
; ALL: drotrv
%shr = lshr i64 %a0, %a1
%sub = sub i64 64, %a1
%shl = shl i64 %a0, %sub
%or = or i64 %shl, %shr
ret i64 %or
}
define i64 @f10(i64 %a0, i64 %a1) nounwind readnone {
entry:
; CHECK-NOT: sll
; ALL: drotrv
%shl = shl i64 %a0, %a1
%sub = sub i64 64, %a1
%shr = lshr i64 %a0, %sub
%or = or i64 %shr, %shl
ret i64 %or
}
define i64 @f11(i64 %a0) nounwind readnone {
entry:
; ALL: drotr ${{[0-9]+}}, ${{[0-9]+}}, 10
%shr = lshr i64 %a0, 10
%shl = shl i64 %a0, 54
%or = or i64 %shr, %shl
ret i64 %or
}
define i64 @f12(i64 %a0) nounwind readnone {
entry:
; ALL: drotr ${{[0-9]+}}, ${{[0-9]+}}, 54
%shl = shl i64 %a0, 10
%shr = lshr i64 %a0, 54
%or = or i64 %shl, %shr
ret i64 %or
}