forked from OSchip/llvm-project
72 lines
1.8 KiB
YAML
72 lines
1.8 KiB
YAML
# RUN: llc -march=mips -mcpu=mips32r2 -mattr=+micromips %s -o - \
|
|
# RUN: -start-after=block-placement | FileCheck %s
|
|
|
|
# Test that the micromips jal instruction is correctly handled by the delay slot
|
|
# filler by converting it to a short delay slot for the li instruction.
|
|
|
|
# CHECK-LABEL: caller13
|
|
# CHECK: jals callee13
|
|
# CHECK-NEXT: li16
|
|
|
|
--- |
|
|
declare i32 @callee13(i32, i32)
|
|
|
|
define i32 @caller13() {
|
|
entry:
|
|
%call = tail call i32 (i32, i32) @callee13(i32 1, i32 2)
|
|
ret i32 %call
|
|
}
|
|
|
|
...
|
|
---
|
|
name: caller13
|
|
alignment: 2
|
|
exposesReturnsTwice: false
|
|
legalized: false
|
|
regBankSelected: false
|
|
selected: false
|
|
tracksRegLiveness: true
|
|
registers:
|
|
liveins:
|
|
frameInfo:
|
|
isFrameAddressTaken: false
|
|
isReturnAddressTaken: false
|
|
hasStackMap: false
|
|
hasPatchPoint: false
|
|
stackSize: 24
|
|
offsetAdjustment: 0
|
|
maxAlignment: 4
|
|
adjustsStack: true
|
|
hasCalls: true
|
|
stackProtector: ''
|
|
maxCallFrameSize: 16
|
|
hasOpaqueSPAdjustment: false
|
|
hasVAStart: false
|
|
hasMustTailInVarArgFunc: false
|
|
savePoint: ''
|
|
restorePoint: ''
|
|
fixedStack:
|
|
stack:
|
|
- { id: 0, name: '', type: spill-slot, offset: -4, size: 4, alignment: 4,
|
|
stack-id: default, callee-saved-register: '$ra', callee-saved-restored: true,
|
|
debug-info-variable: '', debug-info-expression: '',
|
|
debug-info-location: '' }
|
|
constants:
|
|
body: |
|
|
bb.0.entry:
|
|
liveins: $ra
|
|
|
|
$sp = ADDiu $sp, -24
|
|
CFI_INSTRUCTION def_cfa_offset 24
|
|
SW killed $ra, $sp, 20 :: (store 4 into %stack.0)
|
|
CFI_INSTRUCTION offset $ra_64, -4
|
|
$a0 = LI16_MM 1
|
|
$a1 = LI16_MM 2
|
|
JAL_MM @callee13, csr_o32, implicit-def dead $ra, implicit killed $a0, implicit killed $a1, implicit-def $sp, implicit-def $v0
|
|
$ra = LW $sp, 20 :: (load 4 from %stack.0)
|
|
$sp = ADDiu $sp, 24
|
|
PseudoReturn undef $ra, implicit $v0
|
|
|
|
|
|
...
|