108 lines
5.1 KiB
YAML
108 lines
5.1 KiB
YAML
# RUN: llc -o - %s -mtriple=x86_64-- -run-pass=x86-avoid-SFB | FileCheck %s
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--- |
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; ModuleID = '../test50419-2.ll'
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source_filename = "nice.c"
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-unknown-linux-gnu"
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@.str = private unnamed_addr constant [3 x i8] c"%u\00", align 1
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define i32 @test_offset() #0 {
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entry:
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%a = alloca [36 x i32], align 16
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%z = alloca [36 x i32], align 16
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%0 = bitcast [36 x i32]* %z to i8*
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%scevgep = getelementptr inbounds [36 x i32], [36 x i32]* %a, i64 0, i64 1
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%scevgep40 = bitcast i32* %scevgep to i8*
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%arrayidx.9 = getelementptr inbounds [36 x i32], [36 x i32]* %a, i64 0, i64 9
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%1 = load i32, i32* %arrayidx.9, align 4
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%add.9 = add i32 %1, 9
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store i32 %add.9, i32* %arrayidx.9, align 4
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call void @llvm.memcpy.p0i8.p0i8.i64(i8* nonnull align 16 %0, i8* nonnull align 4 %scevgep40, i64 136, i1 false)
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ret i32 %1
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}
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; Function Attrs: argmemonly nounwind
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declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture writeonly, i8* nocapture readonly, i64, i1) #1
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; Function Attrs: nounwind
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declare void @llvm.stackprotector(i8*, i8**) #2
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attributes #0 = { "target-cpu"="core-avx2" }
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attributes #1 = { argmemonly nounwind "target-cpu"="core-avx2" }
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attributes #2 = { nounwind }
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...
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---
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name: test_offset
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alignment: 4
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exposesReturnsTwice: false
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legalized: false
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regBankSelected: false
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selected: false
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failedISel: false
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tracksRegLiveness: true
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registers:
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- { id: 0, class: gr32, preferred-register: '' }
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- { id: 1, class: gr32, preferred-register: '' }
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- { id: 2, class: vr256, preferred-register: '' }
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- { id: 3, class: vr256, preferred-register: '' }
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- { id: 4, class: vr256, preferred-register: '' }
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- { id: 5, class: gr64, preferred-register: '' }
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- { id: 6, class: vr256, preferred-register: '' }
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liveins:
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frameInfo:
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isFrameAddressTaken: false
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isReturnAddressTaken: false
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hasStackMap: false
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hasPatchPoint: false
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stackSize: 0
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offsetAdjustment: 0
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maxAlignment: 16
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adjustsStack: false
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hasCalls: false
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stackProtector: ''
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maxCallFrameSize: 4294967295
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hasOpaqueSPAdjustment: false
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hasVAStart: false
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hasMustTailInVarArgFunc: false
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localFrameSize: 0
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savePoint: ''
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restorePoint: ''
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fixedStack:
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stack:
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- { id: 0, name: a, type: default, offset: 0, size: 144, alignment: 16,
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stack-id: 0, callee-saved-register: '', callee-saved-restored: true,
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debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
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- { id: 1, name: z, type: default, offset: 0, size: 144, alignment: 16,
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stack-id: 0, callee-saved-register: '', callee-saved-restored: true,
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debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
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constants:
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body: |
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bb.0.entry:
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%0:gr32 = MOV32rm %stack.0.a, 1, $noreg, 36, $noreg :: (dereferenceable load 4 from %ir.arrayidx.9)
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%1:gr32 = ADD32ri8 %0, 9, implicit-def dead $eflags
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MOV32mr %stack.0.a, 1, $noreg, 36, $noreg, killed %1 :: (store 4 into %ir.arrayidx.9)
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%2:vr256 = VMOVUPSYrm %stack.0.a, 1, $noreg, 4, $noreg :: (dereferenceable load 32 from %ir.scevgep40, align 4)
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VMOVUPSYmr %stack.1.z, 1, $noreg, 0, $noreg, killed %2 :: (store 32 into %ir.0, align 16)
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%3:vr256 = VMOVUPSYrm %stack.0.a, 1, $noreg, 68, $noreg :: (dereferenceable load 32 from %ir.scevgep40 + 64, align 4)
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VMOVUPSYmr %stack.1.z, 1, $noreg, 64, $noreg, killed %3 :: (store 32 into %ir.0 + 64, align 16)
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%4:vr256 = VMOVUPSYrm %stack.0.a, 1, $noreg, 100, $noreg :: (dereferenceable load 32 from %ir.scevgep40 + 96, align 4)
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VMOVUPSYmr %stack.1.z, 1, $noreg, 96, $noreg, killed %4 :: (store 32 into %ir.0 + 96, align 16)
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%5:gr64 = MOV64rm %stack.0.a, 1, $noreg, 132, $noreg :: (dereferenceable load 8 from %ir.scevgep40 + 128, align 4)
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MOV64mr %stack.1.z, 1, $noreg, 128, $noreg, killed %5 :: (store 8 into %ir.0 + 128, align 16)
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; CHECK: gr32 = MOV32rm %stack.0.a, 1, $noreg, 36, $noreg :: (dereferenceable load 4 from %ir.scevgep40 + 32)
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; CHECK-NEXT: MOV32mr %stack.1.z, 1, $noreg, 32, $noreg, killed %7 :: (store 4 into %ir.0 + 32, align 16)
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; CHECK-NEXT: %8:vr128 = VMOVUPSrm %stack.0.a, 1, $noreg, 40, $noreg :: (dereferenceable load 16 from %ir.scevgep40 + 36, align 4)
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; CHECK-NEXT: VMOVUPSmr %stack.1.z, 1, $noreg, 36, $noreg, killed %8 :: (store 16 into %ir.0 + 36)
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; CHECK-NEXT: %9:gr64 = MOV64rm %stack.0.a, 1, $noreg, 56, $noreg :: (dereferenceable load 8 from %ir.scevgep40 + 52, align 4)
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; CHECK-NEXT: MOV64mr %stack.1.z, 1, $noreg, 52, $noreg, killed %9 :: (store 8 into %ir.0 + 52, align 16)
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; CHECK-NEXT: %10:gr32 = MOV32rm %stack.0.a, 1, $noreg, 64, $noreg :: (dereferenceable load 4 from %ir.scevgep40 + 60)
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; CHECK-NEXT: MOV32mr %stack.1.z, 1, $noreg, 60, $noreg, killed %10 :: (store 4 into %ir.0 + 60, align 16)
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%6:vr256 = VMOVUPSYrm %stack.0.a, 1, $noreg, 36, $noreg :: (dereferenceable load 32 from %ir.scevgep40 + 32, align 4)
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VMOVUPSYmr %stack.1.z, 1, $noreg, 32, $noreg, killed %6 :: (store 32 into %ir.0 + 32, align 16)
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$eax = COPY %0
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RET 0, $eax
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...
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