llvm-6502/test/CodeGen/R600/rotl.i64.ll
Matt Arsenault d344c6bcf9 R600/SI: Fix selection error on i64 rotl / rotr.
Evergreen is still broken due to missing shl_parts.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@210885 91177308-0d34-0410-b5e6-96231b3b80d8
2014-06-13 04:00:30 +00:00

35 lines
890 B
LLVM

; RUN: llc -march=r600 -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
; FUNC-LABEL: @s_rotl_i64:
; SI: S_LSHL_B64
; SI: S_SUB_I32
; SI: S_LSHR_B64
; SI: S_OR_B64
define void @s_rotl_i64(i64 addrspace(1)* %in, i64 %x, i64 %y) {
entry:
%0 = shl i64 %x, %y
%1 = sub i64 64, %y
%2 = lshr i64 %x, %1
%3 = or i64 %0, %2
store i64 %3, i64 addrspace(1)* %in
ret void
}
; FUNC-LABEL: @v_rotl_i64:
; SI: V_LSHL_B64
; SI: V_SUB_I32
; SI: V_LSHR_B64
; SI: V_OR_B32
; SI: V_OR_B32
define void @v_rotl_i64(i64 addrspace(1)* %in, i64 addrspace(1)* %xptr, i64 addrspace(1)* %yptr) {
entry:
%x = load i64 addrspace(1)* %xptr, align 8
%y = load i64 addrspace(1)* %yptr, align 8
%tmp0 = shl i64 %x, %y
%tmp1 = sub i64 64, %y
%tmp2 = lshr i64 %x, %tmp1
%tmp3 = or i64 %tmp0, %tmp2
store i64 %tmp3, i64 addrspace(1)* %in, align 8
ret void
}