1 # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
2 # RUN: llc -O0 -mtriple=aarch64-- -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s
4 name: mul_i64_sext_imm32
9 - { id: 0, class: gpr }
10 - { id: 1, class: gpr }
11 - { id: 2, class: gpr }
12 - { id: 3, class: gpr }
18 ; Make sure InstructionSelector is able to match a pattern
19 ; with an SDNodeXForm, trunc_imm.
20 ; def : Pat<(i64 (mul (sext GPR32:$Rn), (s64imm_32bit:$C))),
21 ; (SMADDLrrr GPR32:$Rn, (MOVi32imm (trunc_imm imm:$C)), XZR)>;
22 ; CHECK-LABEL: name: mul_i64_sext_imm32
23 ; CHECK: [[COPY:%[0-9]+]]:gpr32 = COPY $w0
24 ; CHECK: [[MOVi32imm:%[0-9]+]]:gpr32 = MOVi32imm 3
25 ; CHECK: [[SMADDLrrr:%[0-9]+]]:gpr64 = SMADDLrrr [[COPY]], [[MOVi32imm]], $xzr
26 ; CHECK: $x0 = COPY [[SMADDLrrr]]
27 %0:gpr(s32) = COPY $w0
28 %1:gpr(s64) = G_SEXT %0(s32)
29 %2:gpr(s64) = G_CONSTANT i64 3
30 %3:gpr(s64) = G_MUL %1, %2