You've already forked linux-packaging-mono
104 lines
2.2 KiB
Plaintext
104 lines
2.2 KiB
Plaintext
|
# RUN: llc -o - %s -mtriple=armv7-- -verify-machineinstrs -run-pass=peephole-opt | FileCheck %s
|
||
|
|
#
|
||
|
|
# Make sure we do not crash on this input.
|
||
|
|
# Note that this input could in principle be optimized, but right now we don't
|
||
|
|
# have this case implemented so the output should simply be unchanged.
|
||
|
|
#
|
||
|
|
# CHECK-LABEL: name: func
|
||
|
|
# CHECK: body: |
|
||
|
|
# CHECK: bb.0:
|
||
|
|
# CHECK: Bcc %bb.2, 1, undef %cpsr
|
||
|
|
#
|
||
|
|
# CHECK: bb.1:
|
||
|
|
# CHECK: %0:dpr = IMPLICIT_DEF
|
||
|
|
# CHECK: %1:gpr, %2:gpr = VMOVRRD %0, 14, %noreg
|
||
|
|
# CHECK: B %bb.3
|
||
|
|
#
|
||
|
|
# CHECK: bb.2:
|
||
|
|
# CHECK: %3:spr = IMPLICIT_DEF
|
||
|
|
# CHECK: %4:gpr = VMOVRS %3, 14, %noreg
|
||
|
|
#
|
||
|
|
# CHECK: bb.3:
|
||
|
|
# CHECK: %5:gpr = PHI %1, %bb.1, %4, %bb.2
|
||
|
|
# CHECK: %6:spr = VMOVSR %5, 14, %noreg
|
||
|
|
---
|
||
|
|
name: func0
|
||
|
|
tracksRegLiveness: true
|
||
|
|
body: |
|
||
|
|
bb.0:
|
||
|
|
Bcc %bb.2, 1, undef %cpsr
|
||
|
|
|
||
|
|
bb.1:
|
||
|
|
%0:dpr = IMPLICIT_DEF
|
||
|
|
%1:gpr, %2:gpr = VMOVRRD %0:dpr, 14, %noreg
|
||
|
|
B %bb.3
|
||
|
|
|
||
|
|
bb.2:
|
||
|
|
%3:spr = IMPLICIT_DEF
|
||
|
|
%4:gpr = VMOVRS %3:spr, 14, %noreg
|
||
|
|
|
||
|
|
bb.3:
|
||
|
|
%5:gpr = PHI %1, %bb.1, %4, %bb.2
|
||
|
|
%6:spr = VMOVSR %5, 14, %noreg
|
||
|
|
...
|
||
|
|
|
||
|
|
# CHECK-LABEL: name: func1
|
||
|
|
# CHECK: %6:spr = PHI %0, %bb.1, %2, %bb.2
|
||
|
|
# CHEKC: %7:spr = COPY %6
|
||
|
|
---
|
||
|
|
name: func1
|
||
|
|
tracksRegLiveness: true
|
||
|
|
body: |
|
||
|
|
bb.0:
|
||
|
|
Bcc %bb.2, 1, undef %cpsr
|
||
|
|
|
||
|
|
bb.1:
|
||
|
|
%1:spr = IMPLICIT_DEF
|
||
|
|
%0:gpr = VMOVRS %1, 14, %noreg
|
||
|
|
B %bb.3
|
||
|
|
|
||
|
|
bb.2:
|
||
|
|
%3:spr = IMPLICIT_DEF
|
||
|
|
%2:gpr = VMOVRS %3:spr, 14, %noreg
|
||
|
|
|
||
|
|
bb.3:
|
||
|
|
%4:gpr = PHI %0, %bb.1, %2, %bb.2
|
||
|
|
%5:spr = VMOVSR %4, 14, %noreg
|
||
|
|
...
|
||
|
|
|
||
|
|
# The current implementation doesn't perform any transformations if undef
|
||
|
|
# operands are involved.
|
||
|
|
# CHECK-LABEL: name: func-undefops
|
||
|
|
# CHECK: body: |
|
||
|
|
# CHECK: bb.0:
|
||
|
|
# CHECK: Bcc %bb.2, 1, undef %cpsr
|
||
|
|
#
|
||
|
|
# CHECK: bb.1:
|
||
|
|
# CHECK: %0:gpr = VMOVRS undef %1:spr, 14, %noreg
|
||
|
|
# CHECK: B %bb.3
|
||
|
|
#
|
||
|
|
# CHECK: bb.2:
|
||
|
|
# CHECK: %2:gpr = VMOVRS undef %3:spr, 14, %noreg
|
||
|
|
#
|
||
|
|
# CHECK: bb.3:
|
||
|
|
# CHECK: %4:gpr = PHI %0, %bb.1, %2, %bb.2
|
||
|
|
# CHECK: %5:spr = VMOVSR %4, 14, %noreg
|
||
|
|
---
|
||
|
|
name: func-undefops
|
||
|
|
tracksRegLiveness: true
|
||
|
|
body: |
|
||
|
|
bb.0:
|
||
|
|
Bcc %bb.2, 1, undef %cpsr
|
||
|
|
|
||
|
|
bb.1:
|
||
|
|
%0:gpr = VMOVRS undef %1:spr, 14, %noreg
|
||
|
|
B %bb.3
|
||
|
|
|
||
|
|
bb.2:
|
||
|
|
%2:gpr = VMOVRS undef %3:spr, 14, %noreg
|
||
|
|
|
||
|
|
bb.3:
|
||
|
|
%4:gpr = PHI %0, %bb.1, %2, %bb.2
|
||
|
|
%5:spr = VMOVSR %4, 14, %noreg
|
||
|
|
...
|