62 lines · plain
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 22; Test i128 byteswaps on z13 and higher.3;4; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s5 6declare i128 @llvm.bswap.i128(i128 %a)7 8; Check 128-bit register-to-register byteswaps.9define i128 @f1(i128 %a, i128 %b, i128 %c) {10; CHECK-LABEL: f1:11; CHECK: # %bb.0:12; CHECK-NEXT: vl %v1, 0(%r4), 313; CHECK-NEXT: vl %v2, 0(%r3), 314; CHECK-NEXT: larl %r1, .LCPI0_015; CHECK-NEXT: vaq %v1, %v2, %v116; CHECK-NEXT: vl %v2, 0(%r1), 317; CHECK-NEXT: vl %v0, 0(%r5), 318; CHECK-NEXT: vperm %v1, %v1, %v1, %v219; CHECK-NEXT: vaq %v0, %v1, %v020; CHECK-NEXT: vst %v0, 0(%r2), 321; CHECK-NEXT: br %r1422 %in = add i128 %a, %b23 %swapped = call i128 @llvm.bswap.i128(i128 %in)24 %out = add i128 %swapped, %c25 ret i128 %out26}27 28; Check 128-bit register-to-memory byteswaps.29define i128 @f2(i128 %a, i128 %b) {30; CHECK-LABEL: f2:31; CHECK: # %bb.0:32; CHECK-NEXT: vl %v0, 0(%r4), 333; CHECK-NEXT: vl %v1, 0(%r3), 334; CHECK-NEXT: larl %r1, .LCPI1_035; CHECK-NEXT: vaq %v0, %v1, %v036; CHECK-NEXT: vl %v1, 0(%r1), 337; CHECK-NEXT: vperm %v0, %v0, %v0, %v138; CHECK-NEXT: vst %v0, 0(%r2), 339; CHECK-NEXT: br %r1440 %in = add i128 %a, %b41 %swapped = call i128 @llvm.bswap.i128(i128 %in)42 ret i128 %swapped43}44 45; Check 128-bit memory-to-register byteswaps.46define i128 @f3(i128 %a, i128 %b) {47; CHECK-LABEL: f3:48; CHECK: # %bb.0:49; CHECK-NEXT: larl %r1, .LCPI2_050; CHECK-NEXT: vl %v1, 0(%r3), 351; CHECK-NEXT: vl %v2, 0(%r1), 352; CHECK-NEXT: vl %v0, 0(%r4), 353; CHECK-NEXT: vperm %v1, %v1, %v1, %v254; CHECK-NEXT: vaq %v0, %v1, %v055; CHECK-NEXT: vst %v0, 0(%r2), 356; CHECK-NEXT: br %r1457 %swapped = call i128 @llvm.bswap.i128(i128 %a)58 %out = add i128 %swapped, %b59 ret i128 %out60}61 62