forked from OSchip/llvm-project
48 lines
1.5 KiB
ArmAsm
48 lines
1.5 KiB
ArmAsm
# REQUIRES: system-linux
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# RUN: llvm-mc -filetype=obj -triple x86_64-unknown-unknown \
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# RUN: %s -o %t.o
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# RUN: link_fdata %s %t.o %t.fdata
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# RUN: link_fdata %s %t.o %t.fdata2 "FDATA2"
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# RUN: link_fdata %s %t.o %t.fdata3 "FDATA3"
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# RUN: %clang %cflags %t.o -o %t.exe -Wl,-q
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# RUN: llvm-bolt %t.exe -data %t.fdata -reorder-blocks=cache+ -print-finalized \
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# RUN: -loop-inversion-opt -o %t.out | FileCheck %s
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# RUN: llvm-bolt %t.exe -data %t.fdata2 -reorder-blocks=cache+ -print-finalized \
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# RUN: -loop-inversion-opt -o %t.out2 | FileCheck --check-prefix="CHECK2" %s
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# RUN: llvm-bolt %t.exe -data %t.fdata3 -reorder-blocks=none -print-finalized \
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# RUN: -loop-inversion-opt -o %t.out3 | FileCheck --check-prefix="CHECK3" %s
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# The case where the loop is used:
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# FDATA: 1 main 2 1 main #.J1# 0 420
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# FDATA: 1 main b 1 main #.Jloop# 0 420
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# FDATA: 1 main b 1 main d 0 1
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# CHECK: BB Layout : .LBB00, .Ltmp0, .Ltmp1, .LFT0
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# The case where the loop is unused:
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# FDATA2: 1 main 2 1 main #.J1# 0 420
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# FDATA2: 1 main b 1 main #.Jloop# 0 1
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# FDATA2: 1 main b 1 main d 0 420
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# CHECK2: BB Layout : .LBB00, .Ltmp1, .LFT0, .Ltmp0
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# The case where the loop does not require rotation:
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# FDATA3: 1 main 2 1 main #.J1# 0 420
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# FDATA3: 1 main b 1 main #.Jloop# 0 420
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# FDATA3: 1 main b 1 main d 0 1
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# CHECK3: BB Layout : .LBB00, .Ltmp0, .Ltmp1, .LFT0
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.text
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.globl main
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.type main, %function
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.size main, .Lend-main
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main:
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xor %eax, %eax
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jmp .J1
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.Jloop:
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inc %rax
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.J1:
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cmp $16, %rax
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jl .Jloop
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retq
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.Lend:
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