llvm-for-llvmta/test/CodeGen/AArch64/GlobalISel/select-trunc.mir

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2022-04-25 10:02:23 +02:00
# 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 @trunc_s32_s64() { ret void }
define void @trunc_s8_s64() { ret void }
define void @trunc_s1_s32() { ret void }
define void @trunc_s64_s128() { ret void }
define void @trunc_s32_s128() { ret void }
...
---
name: trunc_s32_s64
legalized: true
regBankSelected: true
registers:
- { id: 0, class: gpr }
- { id: 1, class: gpr }
body: |
bb.0:
liveins: $x0
; CHECK-LABEL: name: trunc_s32_s64
; CHECK: [[COPY:%[0-9]+]]:gpr64sp = COPY $x0
; CHECK: [[COPY1:%[0-9]+]]:gpr32sp = COPY [[COPY]].sub_32
; CHECK: $w0 = COPY [[COPY1]]
%0(s64) = COPY $x0
%1(s32) = G_TRUNC %0
$w0 = COPY %1(s32)
...
---
name: trunc_s8_s64
legalized: true
regBankSelected: true
registers:
- { id: 0, class: gpr }
- { id: 1, class: gpr }
body: |
bb.0:
liveins: $x0
; CHECK-LABEL: name: trunc_s8_s64
; CHECK: [[COPY:%[0-9]+]]:gpr64 = COPY $x0
; CHECK: [[COPY1:%[0-9]+]]:gpr32 = COPY [[COPY]].sub_32
; CHECK: [[COPY2:%[0-9]+]]:gpr32all = COPY [[COPY1]]
; CHECK: $w0 = COPY [[COPY2]]
%0(s64) = COPY $x0
%1(s8) = G_TRUNC %0
%2:gpr(s32) = G_ANYEXT %1
$w0 = COPY %2(s32)
...
---
name: trunc_s1_s32
legalized: true
regBankSelected: true
registers:
- { id: 0, class: gpr }
- { id: 1, class: gpr }
body: |
bb.0:
liveins: $w0
; CHECK-LABEL: name: trunc_s1_s32
; CHECK: [[COPY:%[0-9]+]]:gpr32 = COPY $w0
; CHECK: [[COPY1:%[0-9]+]]:gpr32all = COPY [[COPY]]
; CHECK: $w0 = COPY [[COPY1]]
%0(s32) = COPY $w0
%1(s1) = G_TRUNC %0
%2:gpr(s32) = G_ANYEXT %1
$w0 = COPY %2(s32)
...
---
name: trunc_s64_s128
legalized: true
regBankSelected: true
registers:
- { id: 0, class: fpr }
- { id: 1, class: fpr }
body: |
bb.0:
liveins: $q0
; CHECK-LABEL: name: trunc_s64_s128
; CHECK: [[COPY:%[0-9]+]]:fpr128 = COPY $q0
; CHECK: [[COPY1:%[0-9]+]]:fpr64 = COPY [[COPY]].dsub
; CHECK: $x0 = COPY [[COPY1]]
%0(s128) = COPY $q0
%1(s64) = G_TRUNC %0
$x0 = COPY %1(s64)
...
---
name: trunc_s32_s128
legalized: true
regBankSelected: true
registers:
- { id: 0, class: fpr }
- { id: 1, class: fpr }
body: |
bb.0:
liveins: $q0
; CHECK-LABEL: name: trunc_s32_s128
; CHECK: [[COPY:%[0-9]+]]:fpr128 = COPY $q0
; CHECK: [[COPY1:%[0-9]+]]:fpr32 = COPY [[COPY]].ssub
; CHECK: $w0 = COPY [[COPY1]]
%0(s128) = COPY $q0
%1(s32) = G_TRUNC %0
$w0 = COPY %1(s32)
...