forked from OSchip/llvm-project
55 lines
1.0 KiB
LLVM
55 lines
1.0 KiB
LLVM
; RUN: llc -verify-machineinstrs < %s -mtriple=aarch64-none-linux-gnu | FileCheck %s
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define i128 @test_simple(i128 %a, i128 %b, i128 %c) {
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; CHECK: test_simple:
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%valadd = add i128 %a, %b
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; CHECK: adds [[ADDLO:x[0-9]+]], x0, x2
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; CHECK-NEXT: adcs [[ADDHI:x[0-9]+]], x1, x3
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%valsub = sub i128 %valadd, %c
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; CHECK: subs x0, [[ADDLO]], x4
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; CHECK: sbcs x1, [[ADDHI]], x5
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ret i128 %valsub
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; CHECK: ret
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}
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define i128 @test_imm(i128 %a) {
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; CHECK: test_imm:
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%val = add i128 %a, 12
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; CHECK: adds x0, x0, #12
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; CHECK: adcs x1, x1, {{x[0-9]|xzr}}
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ret i128 %val
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; CHECK: ret
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}
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define i128 @test_shifted(i128 %a, i128 %b) {
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; CHECK: test_shifted:
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%rhs = shl i128 %b, 45
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%val = add i128 %a, %rhs
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; CHECK: adds x0, x0, x2, lsl #45
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; CHECK: adcs x1, x1, {{x[0-9]}}
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ret i128 %val
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; CHECK: ret
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}
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define i128 @test_extended(i128 %a, i16 %b) {
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; CHECK: test_extended:
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%ext = sext i16 %b to i128
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%rhs = shl i128 %ext, 3
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%val = add i128 %a, %rhs
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; CHECK: adds x0, x0, w2, sxth #3
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; CHECK: adcs x1, x1, {{x[0-9]}}
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ret i128 %val
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; CHECK: ret
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}
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