llvm-project/llvm/test/CodeGen/NVPTX/shift-parts.ll

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; RUN: llc < %s -march=nvptx -mcpu=sm_20 | FileCheck %s
; CHECK: shift_parts_left_128
define void @shift_parts_left_128(i128* %val, i128* %amtptr) {
; CHECK: shl.b64
; CHECK: mov.u32
; CHECK: sub.s32
; CHECK: shr.u64
; CHECK: or.b64
; CHECK: add.s32
; CHECK: shl.b64
; CHECK: setp.gt.s32
; CHECK: selp.b64
; CHECK: shl.b64
%amt = load i128, i128* %amtptr
%a = load i128, i128* %val
%val0 = shl i128 %a, %amt
store i128 %val0, i128* %val
ret void
}
; CHECK: shift_parts_right_128
define void @shift_parts_right_128(i128* %val, i128* %amtptr) {
; CHECK: shr.u64
; CHECK: sub.s32
; CHECK: shl.b64
; CHECK: or.b64
; CHECK: add.s32
; CHECK: shr.s64
; CHECK: setp.gt.s32
; CHECK: selp.b64
; CHECK: shr.s64
%amt = load i128, i128* %amtptr
%a = load i128, i128* %val
%val0 = ashr i128 %a, %amt
store i128 %val0, i128* %val
ret void
}