77 lines
2 KiB
LLVM
77 lines
2 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
|
|
;
|
|
; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s
|
|
|
|
; Test 128-bit rotate by constant amount.
|
|
define i128 @f1(i128 %val) {
|
|
; CHECK-LABEL: f1:
|
|
; CHECK: # %bb.0:
|
|
; CHECK-NEXT: vl %v0, 0(%r3), 3
|
|
; CHECK-NEXT: vrepib %v1, 100
|
|
; CHECK-NEXT: vsrlb %v2, %v0, %v1
|
|
; CHECK-NEXT: vsrl %v1, %v2, %v1
|
|
; CHECK-NEXT: vrepib %v2, 28
|
|
; CHECK-NEXT: vslb %v0, %v0, %v2
|
|
; CHECK-NEXT: vsl %v0, %v0, %v2
|
|
; CHECK-NEXT: vo %v0, %v0, %v1
|
|
; CHECK-NEXT: vst %v0, 0(%r2), 3
|
|
; CHECK-NEXT: br %r14
|
|
|
|
%parta = shl i128 %val, 28
|
|
%partb = lshr i128 %val, 100
|
|
|
|
%rotl = or i128 %parta, %partb
|
|
|
|
ret i128 %rotl
|
|
}
|
|
|
|
; Test 128-bit rotate by constant amount (full bytes).
|
|
define i128 @f2(i128 %val) {
|
|
; CHECK-LABEL: f2:
|
|
; CHECK: # %bb.0:
|
|
; CHECK-NEXT: vl %v0, 0(%r3), 3
|
|
; CHECK-NEXT: vrepib %v1, 96
|
|
; CHECK-NEXT: vrepib %v2, 32
|
|
; CHECK-NEXT: vsrlb %v1, %v0, %v1
|
|
; CHECK-NEXT: vslb %v0, %v0, %v2
|
|
; CHECK-NEXT: vo %v0, %v0, %v1
|
|
; CHECK-NEXT: vst %v0, 0(%r2), 3
|
|
; CHECK-NEXT: br %r14
|
|
|
|
%parta = shl i128 %val, 32
|
|
%partb = lshr i128 %val, 96
|
|
|
|
%rotl = or i128 %parta, %partb
|
|
|
|
ret i128 %rotl
|
|
}
|
|
|
|
; Test 128-bit rotate by variable amount.
|
|
define i128 @f3(i128 %val, i128 %amt) {
|
|
; CHECK-LABEL: f3:
|
|
; CHECK: # %bb.0:
|
|
; CHECK-NEXT: l %r0, 12(%r4)
|
|
; CHECK-NEXT: vlvgp %v1, %r0, %r0
|
|
; CHECK-NEXT: vl %v0, 0(%r3), 3
|
|
; CHECK-NEXT: vrepb %v1, %v1, 15
|
|
; CHECK-NEXT: vslb %v2, %v0, %v1
|
|
; CHECK-NEXT: lhi %r1, 128
|
|
; CHECK-NEXT: sr %r1, %r0
|
|
; CHECK-NEXT: vsl %v1, %v2, %v1
|
|
; CHECK-NEXT: vlvgp %v2, %r1, %r1
|
|
; CHECK-NEXT: vrepb %v2, %v2, 15
|
|
; CHECK-NEXT: vsrlb %v0, %v0, %v2
|
|
; CHECK-NEXT: vsrl %v0, %v0, %v2
|
|
; CHECK-NEXT: vo %v0, %v1, %v0
|
|
; CHECK-NEXT: vst %v0, 0(%r2), 3
|
|
; CHECK-NEXT: br %r14
|
|
|
|
%inv = sub i128 128, %amt
|
|
%parta = shl i128 %val, %amt
|
|
%partb = lshr i128 %val, %inv
|
|
|
|
%rotl = or i128 %parta, %partb
|
|
|
|
ret i128 %rotl
|
|
}
|
|
|