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| # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple=aarch64-- -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s
--- |
target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128"
define void @sdiv_s32_gpr() { ret void }
...
---
# Check that we select a 32-bit GPR sdiv intrinsic into SDIVWrr for GPR32.
# Also check that we constrain the register class of the COPY to GPR32.
name: sdiv_s32_gpr
legalized: true
regBankSelected: true
registers:
- { id: 0, class: gpr }
- { id: 1, class: gpr }
- { id: 2, class: gpr }
body: |
bb.0:
liveins: $w0, $w1
; CHECK-LABEL: name: sdiv_s32_gpr
; CHECK: [[COPY:%[0-9]+]]:gpr32 = COPY $w0
; CHECK: [[COPY1:%[0-9]+]]:gpr32 = COPY $w1
; CHECK: [[SDIVWr:%[0-9]+]]:gpr32 = SDIVWr [[COPY]], [[COPY1]]
; CHECK: $w0 = COPY [[SDIVWr]]
%0(s32) = COPY $w0
%1(s32) = COPY $w1
%2(s32) = G_INTRINSIC intrinsic(@llvm.aarch64.sdiv.i32), %0, %1
$w0 = COPY %2(s32)
...
|