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| # RUN: llc -march=hexagon -run-pass early-if-predicator %s -o - -verify-machineinstrs | FileCheck %s
# Check that the store gets predicated
# CHECK: S4_storeirit_io %2, %0, 0, 1
--- |
target datalayout = "e-m:e-p:32:32:32-a:0-n16:32-i64:64:64-i32:32:32-i16:16:16-i1:8:8-f32:32:32-f64:64:64-v32:32:32-v64:64:64-v512:512:512-v1024:1024:1024-v2048:2048:2048"
define void @if-cvt(i32* %p, i1 %c) {
entry:
br i1 %c, label %if, label %endif
if: ; preds = %entry
store i32 1, i32* %p, align 4
br label %endif
endif: ; preds = %if, %entry
ret void
}
...
---
name: if-cvt
alignment: 16
exposesReturnsTwice: false
legalized: false
regBankSelected: false
selected: false
failedISel: false
tracksRegLiveness: true
hasWinCFI: false
registers:
- { id: 0, class: intregs, preferred-register: '' }
- { id: 1, class: intregs, preferred-register: '' }
- { id: 2, class: predregs, preferred-register: '' }
liveins:
- { reg: '$r0', virtual-reg: '%0' }
- { reg: '$r1', virtual-reg: '%1' }
frameInfo:
isFrameAddressTaken: false
isReturnAddressTaken: false
hasStackMap: false
hasPatchPoint: false
stackSize: 0
offsetAdjustment: 0
maxAlignment: 0
adjustsStack: false
hasCalls: true
stackProtector: ''
maxCallFrameSize: 4294967295
cvBytesOfCalleeSavedRegisters: 0
hasOpaqueSPAdjustment: false
hasVAStart: false
hasMustTailInVarArgFunc: false
localFrameSize: 0
savePoint: ''
restorePoint: ''
fixedStack: []
stack: []
callSites: []
constants: []
machineFunctionInfo: {}
body: |
bb.0.entry:
successors: %bb.1(0x40000000), %bb.2(0x40000000)
liveins: $r0, $r1
%1:intregs = COPY $r1
%2:predregs = S2_tstbit_i %1, 0
%0:intregs = COPY $r0
J2_jumpf %2, %bb.2, implicit-def dead $pc
J2_jump %bb.1, implicit-def dead $pc
bb.1.if:
successors: %bb.2(0x80000000)
S4_storeiri_io %0, 0, 1 :: (store 4 into %ir.p)
bb.2.endif:
PS_jmpret $r31, implicit-def dead $pc
...
|