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|
# RUN: llc -mtriple=aarch64-- -run-pass=instruction-select -verify-machineinstrs -global-isel %s -o - | FileCheck %s
---
# CHECK-LABEL: name: insert_gprs
name: insert_gprs
legalized: true
regBankSelected: true
body: |
bb.0:
liveins: %x0
%0:gpr(s32) = COPY %w0
%1:gpr(s64) = G_IMPLICIT_DEF
; CHECK: body:
; CHECK: [[TMP:%[0-9]+]]:gpr64 = SUBREG_TO_REG 0, %0, %subreg.sub_32
; CHECK: %2:gpr64 = BFMXri %1, [[TMP]], 0, 31
%2:gpr(s64) = G_INSERT %1, %0, 0
; CHECK: [[TMP:%[0-9]+]]:gpr64 = SUBREG_TO_REG 0, %0, %subreg.sub_32
; CHECK: %3:gpr64 = BFMXri %1, [[TMP]], 51, 31
%3:gpr(s64) = G_INSERT %1, %0, 13
%x0 = COPY %2
%x1 = COPY %3
...
---
# CHECK-LABEL: name: extract_gprs
name: extract_gprs
legalized: true
regBankSelected: true
body: |
bb.0:
liveins: %x0
%0:gpr(s64) = COPY %x0
; CHECK: body:
; CHECK: [[TMP:%[0-9]+]]:gpr64 = UBFMXri %0, 0, 31
; CHECK: %1:gpr32 = COPY [[TMP]].sub_32
%1:gpr(s32) = G_EXTRACT %0, 0
; CHECK: [[TMP:%[0-9]+]]:gpr64 = UBFMXri %0, 13, 44
; CHECK: %2:gpr32 = COPY [[TMP]].sub_32
%2:gpr(s32) = G_EXTRACT %0, 13
%w0 = COPY %1
%w1 = COPY %2
...
|
