derek.holloway
7502bf64a4
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113 lines
3.6 KiB
LLVM
113 lines
3.6 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2
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; Test 128-bit division and remainder in vector registers on z13 using libcalls
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;
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; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s
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; Divide signed.
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define i128 @f1(i128 %a, i128 %b) {
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; CHECK-LABEL: f1:
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; CHECK: # %bb.0:
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; CHECK-NEXT: stmg %r13, %r15, 104(%r15)
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; CHECK-NEXT: .cfi_offset %r13, -56
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; CHECK-NEXT: .cfi_offset %r14, -48
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; CHECK-NEXT: .cfi_offset %r15, -40
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; CHECK-NEXT: aghi %r15, -208
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; CHECK-NEXT: .cfi_def_cfa_offset 368
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; CHECK-NEXT: vl %v0, 0(%r3), 3
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; CHECK-NEXT: vl %v1, 0(%r4), 3
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; CHECK-NEXT: lgr %r13, %r2
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; CHECK-NEXT: la %r2, 192(%r15)
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; CHECK-NEXT: la %r3, 176(%r15)
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; CHECK-NEXT: la %r4, 160(%r15)
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; CHECK-NEXT: vst %v1, 160(%r15), 3
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; CHECK-NEXT: vst %v0, 176(%r15), 3
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; CHECK-NEXT: brasl %r14, __divti3@PLT
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; CHECK-NEXT: vl %v0, 192(%r15), 3
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; CHECK-NEXT: vst %v0, 0(%r13), 3
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; CHECK-NEXT: lmg %r13, %r15, 312(%r15)
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; CHECK-NEXT: br %r14
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%res = sdiv i128 %a, %b
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ret i128 %res
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}
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; Divide unsigned.
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define i128 @f2(i128 %a, i128 %b) {
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; CHECK-LABEL: f2:
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; CHECK: # %bb.0:
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; CHECK-NEXT: stmg %r13, %r15, 104(%r15)
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; CHECK-NEXT: .cfi_offset %r13, -56
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; CHECK-NEXT: .cfi_offset %r14, -48
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; CHECK-NEXT: .cfi_offset %r15, -40
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; CHECK-NEXT: aghi %r15, -208
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; CHECK-NEXT: .cfi_def_cfa_offset 368
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; CHECK-NEXT: vl %v0, 0(%r3), 3
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; CHECK-NEXT: vl %v1, 0(%r4), 3
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; CHECK-NEXT: lgr %r13, %r2
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; CHECK-NEXT: la %r2, 192(%r15)
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; CHECK-NEXT: la %r3, 176(%r15)
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; CHECK-NEXT: la %r4, 160(%r15)
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; CHECK-NEXT: vst %v1, 160(%r15), 3
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; CHECK-NEXT: vst %v0, 176(%r15), 3
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; CHECK-NEXT: brasl %r14, __udivti3@PLT
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; CHECK-NEXT: vl %v0, 192(%r15), 3
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; CHECK-NEXT: vst %v0, 0(%r13), 3
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; CHECK-NEXT: lmg %r13, %r15, 312(%r15)
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; CHECK-NEXT: br %r14
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%res = udiv i128 %a, %b
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ret i128 %res
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}
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; Remainder signed.
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define i128 @f3(i128 %a, i128 %b) {
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; CHECK-LABEL: f3:
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; CHECK: # %bb.0:
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; CHECK-NEXT: stmg %r13, %r15, 104(%r15)
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; CHECK-NEXT: .cfi_offset %r13, -56
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; CHECK-NEXT: .cfi_offset %r14, -48
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; CHECK-NEXT: .cfi_offset %r15, -40
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; CHECK-NEXT: aghi %r15, -208
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; CHECK-NEXT: .cfi_def_cfa_offset 368
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; CHECK-NEXT: vl %v0, 0(%r3), 3
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; CHECK-NEXT: vl %v1, 0(%r4), 3
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; CHECK-NEXT: lgr %r13, %r2
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; CHECK-NEXT: la %r2, 192(%r15)
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; CHECK-NEXT: la %r3, 176(%r15)
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; CHECK-NEXT: la %r4, 160(%r15)
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; CHECK-NEXT: vst %v1, 160(%r15), 3
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; CHECK-NEXT: vst %v0, 176(%r15), 3
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; CHECK-NEXT: brasl %r14, __modti3@PLT
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; CHECK-NEXT: vl %v0, 192(%r15), 3
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; CHECK-NEXT: vst %v0, 0(%r13), 3
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; CHECK-NEXT: lmg %r13, %r15, 312(%r15)
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; CHECK-NEXT: br %r14
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%res = srem i128 %a, %b
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ret i128 %res
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}
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; Remainder unsigned.
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define i128 @f4(i128 %a, i128 %b) {
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; CHECK-LABEL: f4:
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; CHECK: # %bb.0:
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; CHECK-NEXT: stmg %r13, %r15, 104(%r15)
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; CHECK-NEXT: .cfi_offset %r13, -56
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; CHECK-NEXT: .cfi_offset %r14, -48
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; CHECK-NEXT: .cfi_offset %r15, -40
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; CHECK-NEXT: aghi %r15, -208
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; CHECK-NEXT: .cfi_def_cfa_offset 368
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; CHECK-NEXT: vl %v0, 0(%r3), 3
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; CHECK-NEXT: vl %v1, 0(%r4), 3
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; CHECK-NEXT: lgr %r13, %r2
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; CHECK-NEXT: la %r2, 192(%r15)
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; CHECK-NEXT: la %r3, 176(%r15)
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; CHECK-NEXT: la %r4, 160(%r15)
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; CHECK-NEXT: vst %v1, 160(%r15), 3
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; CHECK-NEXT: vst %v0, 176(%r15), 3
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; CHECK-NEXT: brasl %r14, __umodti3@PLT
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; CHECK-NEXT: vl %v0, 192(%r15), 3
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; CHECK-NEXT: vst %v0, 0(%r13), 3
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; CHECK-NEXT: lmg %r13, %r15, 312(%r15)
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; CHECK-NEXT: br %r14
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%res = urem i128 %a, %b
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ret i128 %res
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}
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